blob: a332e7cc7e89fea590a79a55bad1514bcfa0275d [file] [log] [blame]
William Lallemand74c24fb2016-11-21 17:18:36 +01001/*
2 * Functions dedicated to statistics output and the stats socket
3 *
4 * Copyright 2000-2012 Willy Tarreau <w@1wt.eu>
5 * Copyright 2007-2009 Krzysztof Piotr Oledzki <ole@ans.pl>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 *
12 */
13
14#include <ctype.h>
15#include <errno.h>
16#include <fcntl.h>
17#include <stdio.h>
18#include <stdlib.h>
19#include <string.h>
20#include <pwd.h>
21#include <grp.h>
22
23#include <sys/socket.h>
24#include <sys/stat.h>
25#include <sys/types.h>
26
Willy Tarreaub2551052020-06-09 09:07:15 +020027#include <haproxy/api.h>
Willy Tarreau3f0f82e2020-06-04 19:42:41 +020028#include <haproxy/applet-t.h>
Willy Tarreau49801602020-06-04 22:50:02 +020029#include <haproxy/backend.h>
Willy Tarreaub2551052020-06-09 09:07:15 +020030#include <haproxy/base64.h>
Willy Tarreau6be78492020-06-05 00:00:29 +020031#include <haproxy/cfgparse.h>
Willy Tarreauf1d32c42020-06-04 21:07:02 +020032#include <haproxy/channel.h>
Willy Tarreau4aa573d2020-06-04 18:21:56 +020033#include <haproxy/check.h>
Willy Tarreau83487a82020-06-04 20:19:54 +020034#include <haproxy/cli.h>
Willy Tarreau0a3bd392020-06-04 08:52:38 +020035#include <haproxy/compression.h>
Willy Tarreau2a83d602020-05-27 16:58:08 +020036#include <haproxy/debug.h>
Willy Tarreaueb92deb2020-06-04 10:53:16 +020037#include <haproxy/dns.h>
Willy Tarreau36979d92020-06-05 17:27:29 +020038#include <haproxy/errors.h>
Willy Tarreaub2551052020-06-09 09:07:15 +020039#include <haproxy/fd.h>
40#include <haproxy/freq_ctr.h>
Willy Tarreau762d7a52020-06-04 11:23:07 +020041#include <haproxy/frontend.h>
Willy Tarreauf268ee82020-06-04 17:05:57 +020042#include <haproxy/global.h>
Willy Tarreaucd72d8c2020-06-02 19:11:26 +020043#include <haproxy/http.h>
Willy Tarreau87735332020-06-04 09:08:41 +020044#include <haproxy/http_htx.h>
Willy Tarreau16f958c2020-06-03 08:44:35 +020045#include <haproxy/htx.h>
Willy Tarreau853b2972020-05-27 18:01:47 +020046#include <haproxy/list.h>
Willy Tarreau36979d92020-06-05 17:27:29 +020047#include <haproxy/listener.h>
Willy Tarreaub2551052020-06-09 09:07:15 +020048#include <haproxy/log.h>
Willy Tarreau2cd58092020-06-04 15:10:43 +020049#include <haproxy/map-t.h>
Willy Tarreau225a90a2020-06-04 15:06:28 +020050#include <haproxy/pattern-t.h>
Willy Tarreaub2551052020-06-09 09:07:15 +020051#include <haproxy/pipe.h>
52#include <haproxy/pool.h>
Willy Tarreaua264d962020-06-04 22:29:18 +020053#include <haproxy/proxy.h>
Willy Tarreau1e56f922020-06-04 23:20:13 +020054#include <haproxy/server.h>
Willy Tarreau48d25b32020-06-04 18:58:52 +020055#include <haproxy/session.h>
Willy Tarreau209108d2020-06-04 20:30:20 +020056#include <haproxy/ssl_sock.h>
Willy Tarreau2eec9b52020-06-04 19:58:55 +020057#include <haproxy/stats.h>
Willy Tarreaudfd3de82020-06-04 23:46:14 +020058#include <haproxy/stream.h>
Willy Tarreau5e539c92020-06-04 20:45:39 +020059#include <haproxy/stream_interface.h>
Willy Tarreaucea0e1b2020-06-04 17:25:40 +020060#include <haproxy/task.h>
Willy Tarreauc2f7c582020-06-02 18:15:32 +020061#include <haproxy/ticks.h>
Willy Tarreau92b4f132020-06-01 11:05:15 +020062#include <haproxy/time.h>
Willy Tarreaub2551052020-06-09 09:07:15 +020063#include <haproxy/tools.h>
Willy Tarreau8c42b8a2020-06-04 19:27:34 +020064#include <haproxy/uri_auth-t.h>
Willy Tarreaud6788052020-05-27 15:59:00 +020065#include <haproxy/version.h>
William Lallemand74c24fb2016-11-21 17:18:36 +010066
William Lallemand74c24fb2016-11-21 17:18:36 +010067
Christopher Faulet2b9b6782019-02-27 16:42:58 +010068/* status codes available for the stats admin page (strictly 4 chars length) */
69const char *stat_status_codes[STAT_STATUS_SIZE] = {
70 [STAT_STATUS_DENY] = "DENY",
71 [STAT_STATUS_DONE] = "DONE",
72 [STAT_STATUS_ERRP] = "ERRP",
73 [STAT_STATUS_EXCD] = "EXCD",
74 [STAT_STATUS_NONE] = "NONE",
75 [STAT_STATUS_PART] = "PART",
76 [STAT_STATUS_UNKN] = "UNKN",
77 [STAT_STATUS_IVAL] = "IVAL",
78};
79
Willy Tarreau0baac8c2016-11-22 16:36:53 +010080/* These are the field names for each INF_* field position. Please pay attention
81 * to always use the exact same name except that the strings for new names must
82 * be lower case or CamelCase while the enum entries must be upper case.
83 */
Willy Tarreaueaa55372019-10-09 07:39:11 +020084const struct name_desc info_fields[INF_TOTAL_FIELDS] = {
Willy Tarreau6d4897e2019-10-11 16:31:46 +020085 [INF_NAME] = { .name = "Name", .desc = "Product name" },
86 [INF_VERSION] = { .name = "Version", .desc = "Product version" },
87 [INF_RELEASE_DATE] = { .name = "Release_date", .desc = "Date of latest source code update" },
88 [INF_NBTHREAD] = { .name = "Nbthread", .desc = "Number of started threads (global.nbthread)" },
89 [INF_NBPROC] = { .name = "Nbproc", .desc = "Number of started worker processes (global.nbproc)" },
90 [INF_PROCESS_NUM] = { .name = "Process_num", .desc = "Relative worker process number (1..Nbproc)" },
91 [INF_PID] = { .name = "Pid", .desc = "This worker process identifier for the system" },
92 [INF_UPTIME] = { .name = "Uptime", .desc = "How long ago this worker process was started (days+hours+minutes+seconds)" },
93 [INF_UPTIME_SEC] = { .name = "Uptime_sec", .desc = "How long ago this worker process was started (seconds)" },
94 [INF_MEMMAX_MB] = { .name = "Memmax_MB", .desc = "Worker process's hard limit on memory usage in MB (-m on command line)" },
95 [INF_POOL_ALLOC_MB] = { .name = "PoolAlloc_MB", .desc = "Amount of memory allocated in pools (in MB)" },
96 [INF_POOL_USED_MB] = { .name = "PoolUsed_MB", .desc = "Amount of pool memory currently used (in MB)" },
97 [INF_POOL_FAILED] = { .name = "PoolFailed", .desc = "Number of failed pool allocations since this worker was started" },
98 [INF_ULIMIT_N] = { .name = "Ulimit-n", .desc = "Hard limit on the number of per-process file descriptors" },
99 [INF_MAXSOCK] = { .name = "Maxsock", .desc = "Hard limit on the number of per-process sockets" },
100 [INF_MAXCONN] = { .name = "Maxconn", .desc = "Hard limit on the number of per-process connections (configured or imposed by Ulimit-n)" },
101 [INF_HARD_MAXCONN] = { .name = "Hard_maxconn", .desc = "Hard limit on the number of per-process connections (imposed by Memmax_MB or Ulimit-n)" },
102 [INF_CURR_CONN] = { .name = "CurrConns", .desc = "Current number of connections on this worker process" },
103 [INF_CUM_CONN] = { .name = "CumConns", .desc = "Total number of connections on this worker process since started" },
104 [INF_CUM_REQ] = { .name = "CumReq", .desc = "Total number of requests on this worker process since started" },
105 [INF_MAX_SSL_CONNS] = { .name = "MaxSslConns", .desc = "Hard limit on the number of per-process SSL endpoints (front+back), 0=unlimited" },
106 [INF_CURR_SSL_CONNS] = { .name = "CurrSslConns", .desc = "Current number of SSL endpoints on this worker process (front+back)" },
107 [INF_CUM_SSL_CONNS] = { .name = "CumSslConns", .desc = "Total number of SSL endpoints on this worker process since started (front+back)" },
108 [INF_MAXPIPES] = { .name = "Maxpipes", .desc = "Hard limit on the number of pipes for splicing, 0=unlimited" },
109 [INF_PIPES_USED] = { .name = "PipesUsed", .desc = "Current number of pipes in use in this worker process" },
110 [INF_PIPES_FREE] = { .name = "PipesFree", .desc = "Current number of allocated and available pipes in this worker process" },
111 [INF_CONN_RATE] = { .name = "ConnRate", .desc = "Number of front connections created on this worker process over the last second" },
112 [INF_CONN_RATE_LIMIT] = { .name = "ConnRateLimit", .desc = "Hard limit for ConnRate (global.maxconnrate)" },
113 [INF_MAX_CONN_RATE] = { .name = "MaxConnRate", .desc = "Highest ConnRate reached on this worker process since started (in connections per second)" },
114 [INF_SESS_RATE] = { .name = "SessRate", .desc = "Number of sessions created on this worker process over the last second" },
115 [INF_SESS_RATE_LIMIT] = { .name = "SessRateLimit", .desc = "Hard limit for SessRate (global.maxsessrate)" },
116 [INF_MAX_SESS_RATE] = { .name = "MaxSessRate", .desc = "Highest SessRate reached on this worker process since started (in sessions per second)" },
117 [INF_SSL_RATE] = { .name = "SslRate", .desc = "Number of SSL connections created on this worker process over the last second" },
118 [INF_SSL_RATE_LIMIT] = { .name = "SslRateLimit", .desc = "Hard limit for SslRate (global.maxsslrate)" },
119 [INF_MAX_SSL_RATE] = { .name = "MaxSslRate", .desc = "Highest SslRate reached on this worker process since started (in connections per second)" },
120 [INF_SSL_FRONTEND_KEY_RATE] = { .name = "SslFrontendKeyRate", .desc = "Number of SSL keys created on frontends in this worker process over the last second" },
121 [INF_SSL_FRONTEND_MAX_KEY_RATE] = { .name = "SslFrontendMaxKeyRate", .desc = "Highest SslFrontendKeyRate reached on this worker process since started (in SSL keys per second)" },
122 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = { .name = "SslFrontendSessionReuse_pct", .desc = "Percent of frontend SSL connections which did not require a new key" },
123 [INF_SSL_BACKEND_KEY_RATE] = { .name = "SslBackendKeyRate", .desc = "Number of SSL keys created on backends in this worker process over the last second" },
124 [INF_SSL_BACKEND_MAX_KEY_RATE] = { .name = "SslBackendMaxKeyRate", .desc = "Highest SslBackendKeyRate reached on this worker process since started (in SSL keys per second)" },
125 [INF_SSL_CACHE_LOOKUPS] = { .name = "SslCacheLookups", .desc = "Total number of SSL session ID lookups in the SSL session cache on this worker since started" },
126 [INF_SSL_CACHE_MISSES] = { .name = "SslCacheMisses", .desc = "Total number of SSL session ID lookups that didn't find a session in the SSL session cache on this worker since started" },
127 [INF_COMPRESS_BPS_IN] = { .name = "CompressBpsIn", .desc = "Number of bytes submitted to the HTTP compressor in this worker process over the last second" },
128 [INF_COMPRESS_BPS_OUT] = { .name = "CompressBpsOut", .desc = "Number of bytes emitted by the HTTP compressor in this worker process over the last second" },
129 [INF_COMPRESS_BPS_RATE_LIM] = { .name = "CompressBpsRateLim", .desc = "Limit of CompressBpsOut beyond which HTTP compression is automatically disabled" },
130 [INF_ZLIB_MEM_USAGE] = { .name = "ZlibMemUsage", .desc = "Amount of memory currently used by HTTP compression on the current worker process (in bytes)" },
131 [INF_MAX_ZLIB_MEM_USAGE] = { .name = "MaxZlibMemUsage", .desc = "Limit on the amount of memory used by HTTP compression above which it is automatically disabled (in bytes, see global.maxzlibmem)" },
132 [INF_TASKS] = { .name = "Tasks", .desc = "Total number of tasks in the current worker process (active + sleeping)" },
133 [INF_RUN_QUEUE] = { .name = "Run_queue", .desc = "Total number of active tasks+tasklets in the current worker process" },
134 [INF_IDLE_PCT] = { .name = "Idle_pct", .desc = "Percentage of last second spent waiting in the current worker thread" },
135 [INF_NODE] = { .name = "node", .desc = "Node name (global.node)" },
136 [INF_DESCRIPTION] = { .name = "description", .desc = "Node description (global.description)" },
137 [INF_STOPPING] = { .name = "Stopping", .desc = "1 if the worker process is currently stopping, otherwise zero" },
138 [INF_JOBS] = { .name = "Jobs", .desc = "Current number of active jobs on the current worker process (frontend connections, master connections, listeners)" },
139 [INF_UNSTOPPABLE_JOBS] = { .name = "Unstoppable Jobs", .desc = "Current number of unstoppable jobs on the current worker process (master connections)" },
140 [INF_LISTENERS] = { .name = "Listeners", .desc = "Current number of active listeners on the current worker process" },
141 [INF_ACTIVE_PEERS] = { .name = "ActivePeers", .desc = "Current number of verified active peers connections on the current worker process" },
142 [INF_CONNECTED_PEERS] = { .name = "ConnectedPeers", .desc = "Current number of peers having passed the connection step on the current worker process" },
143 [INF_DROPPED_LOGS] = { .name = "DroppedLogs", .desc = "Total number of dropped logs for current worker process since started" },
144 [INF_BUSY_POLLING] = { .name = "BusyPolling", .desc = "1 if busy-polling is currently in use on the worker process, otherwise zero (config.busy-polling)" },
145 [INF_FAILED_RESOLUTIONS] = { .name = "FailedResolutions", .desc = "Total number of failed DNS resolutions in current worker process since started" },
146 [INF_TOTAL_BYTES_OUT] = { .name = "TotalBytesOut", .desc = "Total number of bytes emitted by current worker process since started" },
Christopher Fauletaaa70852020-07-10 13:56:30 +0200147 [INF_TOTAL_SPLICED_BYTES_OUT] = { .name = "TotalSplicdedBytesOut", .desc = "Total number of bytes emitted by current worker process through a kernel pipe since started" },
Willy Tarreau6d4897e2019-10-11 16:31:46 +0200148 [INF_BYTES_OUT_RATE] = { .name = "BytesOutRate", .desc = "Number of bytes emitted by current worker process over the last second" },
Willy Tarreau9b013702019-10-24 18:18:02 +0200149 [INF_DEBUG_COMMANDS_ISSUED] = { .name = "DebugCommandsIssued", .desc = "Number of debug commands issued on this process (anything > 0 is unsafe)" },
Emeric Brun45c457a2020-07-09 23:23:34 +0200150 [INF_CUM_LOG_MSGS] = { .name = "CumRecvLogs", .desc = "Total number of log messages received by log-forwarding listeners on this worker process since started" },
Willy Tarreau0baac8c2016-11-22 16:36:53 +0100151};
152
Willy Tarreaueaa55372019-10-09 07:39:11 +0200153const struct name_desc stat_fields[ST_F_TOTAL_FIELDS] = {
Willy Tarreau6d4897e2019-10-11 16:31:46 +0200154 [ST_F_PXNAME] = { .name = "pxname", .desc = "Proxy name" },
155 [ST_F_SVNAME] = { .name = "svname", .desc = "Server name" },
156 [ST_F_QCUR] = { .name = "qcur", .desc = "Current number of connections waiting in the server of backend queue" },
157 [ST_F_QMAX] = { .name = "qmax", .desc = "Highest value of qcur encountered since process started" },
158 [ST_F_SCUR] = { .name = "scur", .desc = "Current number of sessions on the frontend, backend or server" },
159 [ST_F_SMAX] = { .name = "smax", .desc = "Highest value of scur encountered since process started" },
160 [ST_F_SLIM] = { .name = "slim", .desc = "Frontend/listener/server's maxconn, backend's fullconn" },
161 [ST_F_STOT] = { .name = "stot", .desc = "Total number of sessions since process started" },
162 [ST_F_BIN] = { .name = "bin", .desc = "Total number of request bytes since process started" },
163 [ST_F_BOUT] = { .name = "bout", .desc = "Total number of response bytes since process started" },
164 [ST_F_DREQ] = { .name = "dreq", .desc = "Total number of denied requests since process started" },
165 [ST_F_DRESP] = { .name = "dresp", .desc = "Total number of denied responses since process started" },
166 [ST_F_EREQ] = { .name = "ereq", .desc = "Total number of invalid requests since process started" },
167 [ST_F_ECON] = { .name = "econ", .desc = "Total number of failed connections to server since the worker process started" },
168 [ST_F_ERESP] = { .name = "eresp", .desc = "Total number of invalid responses since the worker process started" },
169 [ST_F_WRETR] = { .name = "wretr", .desc = "Total number of server connection retries since the worker process started" },
170 [ST_F_WREDIS] = { .name = "wredis", .desc = "Total number of server redispatches due to connection failures since the worker process started" },
171 [ST_F_STATUS] = { .name = "status", .desc = "Frontend/listen status: OPEN/WAITING/FULL/STOP; backend: UP/DOWN; server: last check status" },
172 [ST_F_WEIGHT] = { .name = "weight", .desc = "Server weight, or sum of active servers' weights for a backend" },
173 [ST_F_ACT] = { .name = "act", .desc = "Total number of active UP servers with a non-zero weight" },
174 [ST_F_BCK] = { .name = "bck", .desc = "Total number of backup UP servers with a non-zero weight" },
175 [ST_F_CHKFAIL] = { .name = "chkfail", .desc = "Total number of failed individual health checks per server/backend, since the worker process started" },
176 [ST_F_CHKDOWN] = { .name = "chkdown", .desc = "Total number of failed checks causing UP to DOWN server transitions, per server/backend, since the worker process started" },
177 [ST_F_LASTCHG] = { .name = "lastchg", .desc = "How long ago the last server state changed, in seconds" },
178 [ST_F_DOWNTIME] = { .name = "downtime", .desc = "Total time spent in DOWN state, for server or backend" },
179 [ST_F_QLIMIT] = { .name = "qlimit", .desc = "Limit on the number of connections in queue, for servers only (maxqueue argument)" },
180 [ST_F_PID] = { .name = "pid", .desc = "Relative worker process number (1..nbproc)" },
181 [ST_F_IID] = { .name = "iid", .desc = "Frontend or Backend numeric identifier ('id' setting)" },
182 [ST_F_SID] = { .name = "sid", .desc = "Server numeric identifier ('id' setting)" },
183 [ST_F_THROTTLE] = { .name = "throttle", .desc = "Throttling ratio applied to a server's maxconn and weight during the slowstart period (0 to 100%)" },
184 [ST_F_LBTOT] = { .name = "lbtot", .desc = "Total number of requests routed by load balancing since the worker process started (ignores queue pop and stickiness)" },
185 [ST_F_TRACKED] = { .name = "tracked", .desc = "Name of the other server this server tracks for its state" },
186 [ST_F_TYPE] = { .name = "type", .desc = "Type of the object (Listener, Frontend, Backend, Server)" },
187 [ST_F_RATE] = { .name = "rate", .desc = "Total number of sessions processed by this object over the last second (sessions for listeners/frontends, requests for backends/servers)" },
188 [ST_F_RATE_LIM] = { .name = "rate_lim", .desc = "Limit on the number of sessions accepted in a second (frontend only, 'rate-limit sessions' setting)" },
189 [ST_F_RATE_MAX] = { .name = "rate_max", .desc = "Highest value of 'rate' observed since the worker process started" },
190 [ST_F_CHECK_STATUS] = { .name = "check_status", .desc = "Status report of the server's latest health check, prefixed with '*' if a check is currently in progress" },
191 [ST_F_CHECK_CODE] = { .name = "check_code", .desc = "HTTP/SMTP/LDAP status code reported by the latest server health check" },
192 [ST_F_CHECK_DURATION] = { .name = "check_duration", .desc = "Total duration of the latest server health check, in milliseconds" },
193 [ST_F_HRSP_1XX] = { .name = "hrsp_1xx", .desc = "Total number of HTTP responses with status 100-199 returned by this object since the worker process started" },
194 [ST_F_HRSP_2XX] = { .name = "hrsp_2xx", .desc = "Total number of HTTP responses with status 200-299 returned by this object since the worker process started" },
195 [ST_F_HRSP_3XX] = { .name = "hrsp_3xx", .desc = "Total number of HTTP responses with status 300-399 returned by this object since the worker process started" },
196 [ST_F_HRSP_4XX] = { .name = "hrsp_4xx", .desc = "Total number of HTTP responses with status 400-499 returned by this object since the worker process started" },
197 [ST_F_HRSP_5XX] = { .name = "hrsp_5xx", .desc = "Total number of HTTP responses with status 500-599 returned by this object since the worker process started" },
198 [ST_F_HRSP_OTHER] = { .name = "hrsp_other", .desc = "Total number of HTTP responses with status <100, >599 returned by this object since the worker process started (error -1 included)" },
199 [ST_F_HANAFAIL] = { .name = "hanafail", .desc = "Total number of failed checks caused by an 'on-error' directive after an 'observe' condition matched" },
200 [ST_F_REQ_RATE] = { .name = "req_rate", .desc = "Number of HTTP requests processed over the last second on this object" },
201 [ST_F_REQ_RATE_MAX] = { .name = "req_rate_max", .desc = "Highest value of 'req_rate' observed since the worker process started" },
202 [ST_F_REQ_TOT] = { .name = "req_tot", .desc = "Total number of HTTP requests processed by this object since the worker process started" },
203 [ST_F_CLI_ABRT] = { .name = "cli_abrt", .desc = "Total number of requests or connections aborted by the client since the worker process started" },
204 [ST_F_SRV_ABRT] = { .name = "srv_abrt", .desc = "Total number of requests or connections aborted by the server since the worker process started" },
205 [ST_F_COMP_IN] = { .name = "comp_in", .desc = "Total number of bytes submitted to the HTTP compressor for this object since the worker process started" },
206 [ST_F_COMP_OUT] = { .name = "comp_out", .desc = "Total number of bytes emitted by the HTTP compressor for this object since the worker process started" },
207 [ST_F_COMP_BYP] = { .name = "comp_byp", .desc = "Total number of bytes that bypassed HTTP compression for this object since the worker process started (CPU/memory/bandwidth limitation)" },
208 [ST_F_COMP_RSP] = { .name = "comp_rsp", .desc = "Total number of HTTP responses that were compressed for this object since the worker process started" },
209 [ST_F_LASTSESS] = { .name = "lastsess", .desc = "How long ago some traffic was seen on this object on this worker process, in seconds" },
210 [ST_F_LAST_CHK] = { .name = "last_chk", .desc = "Short description of the latest health check report for this server (see also check_desc)" },
211 [ST_F_LAST_AGT] = { .name = "last_agt", .desc = "Short description of the latest agent check report for this server (see also agent_desc)" },
212 [ST_F_QTIME] = { .name = "qtime", .desc = "Time spent in the queue, in milliseconds, averaged over the 1024 last requests (backend/server)" },
213 [ST_F_CTIME] = { .name = "ctime", .desc = "Time spent waiting for a connection to complete, in milliseconds, averaged over the 1024 last requests (backend/server)" },
214 [ST_F_RTIME] = { .name = "rtime", .desc = "Time spent waiting for a server response, in milliseconds, averaged over the 1024 last requests (backend/server)" },
215 [ST_F_TTIME] = { .name = "ttime", .desc = "Total request+response time (request+queue+connect+response+processing), in milliseconds, averaged over the 1024 last requests (backend/server)" },
216 [ST_F_AGENT_STATUS] = { .name = "agent_status", .desc = "Status report of the server's latest agent check, prefixed with '*' if a check is currently in progress" },
217 [ST_F_AGENT_CODE] = { .name = "agent_code", .desc = "Status code reported by the latest server agent check" },
218 [ST_F_AGENT_DURATION] = { .name = "agent_duration", .desc = "Total duration of the latest server agent check, in milliseconds" },
219 [ST_F_CHECK_DESC] = { .name = "check_desc", .desc = "Textual description of the latest health check report for this server" },
220 [ST_F_AGENT_DESC] = { .name = "agent_desc", .desc = "Textual description of the latest agent check report for this server" },
221 [ST_F_CHECK_RISE] = { .name = "check_rise", .desc = "Number of successful health checks before declaring a server UP (server 'rise' setting)" },
222 [ST_F_CHECK_FALL] = { .name = "check_fall", .desc = "Number of failed health checks before declaring a server DOWN (server 'fall' setting)" },
223 [ST_F_CHECK_HEALTH] = { .name = "check_health", .desc = "Current server health check level (0..fall-1=DOWN, fall..rise-1=UP)" },
224 [ST_F_AGENT_RISE] = { .name = "agent_rise", .desc = "Number of successful agent checks before declaring a server UP (server 'rise' setting)" },
225 [ST_F_AGENT_FALL] = { .name = "agent_fall", .desc = "Number of failed agent checks before declaring a server DOWN (server 'fall' setting)" },
226 [ST_F_AGENT_HEALTH] = { .name = "agent_health", .desc = "Current server agent check level (0..fall-1=DOWN, fall..rise-1=UP)" },
227 [ST_F_ADDR] = { .name = "addr", .desc = "Server's address:port, shown only if show-legends is set, or at levels oper/admin for the CLI" },
228 [ST_F_COOKIE] = { .name = "cookie", .desc = "Backend's cookie name or Server's cookie value, shown only if show-legends is set, or at levels oper/admin for the CLI" },
229 [ST_F_MODE] = { .name = "mode", .desc = "'mode' setting (tcp/http/health/cli)" },
230 [ST_F_ALGO] = { .name = "algo", .desc = "Backend's load balancing algorithm, shown only if show-legends is set, or at levels oper/admin for the CLI" },
231 [ST_F_CONN_RATE] = { .name = "conn_rate", .desc = "Number of new connections accepted over the last second on the frontend for this worker process" },
232 [ST_F_CONN_RATE_MAX] = { .name = "conn_rate_max", .desc = "Highest value of 'conn_rate' observed since the worker process started" },
233 [ST_F_CONN_TOT] = { .name = "conn_tot", .desc = "Total number of new connections accepted on this frontend since the worker process started" },
234 [ST_F_INTERCEPTED] = { .name = "intercepted", .desc = "Total number of HTTP requests intercepted on the frontend (redirects/stats/services) since the worker process started" },
235 [ST_F_DCON] = { .name = "dcon", .desc = "Total number of incoming connections blocked on a listener/frontend by a tcp-request connection rule since the worker process started" },
236 [ST_F_DSES] = { .name = "dses", .desc = "Total number of incoming sessions blocked on a listener/frontend by a tcp-request connection rule since the worker process started" },
237 [ST_F_WREW] = { .name = "wrew", .desc = "Total number of failed HTTP header rewrites since the worker process started" },
238 [ST_F_CONNECT] = { .name = "connect", .desc = "Total number of outgoing connection attempts on this backend/server since the worker process started" },
239 [ST_F_REUSE] = { .name = "reuse", .desc = "Total number of reused connection on this backend/server since the worker process started" },
240 [ST_F_CACHE_LOOKUPS] = { .name = "cache_lookups", .desc = "Total number of HTTP requests looked up in the cache on this frontend/backend since the worker process started" },
241 [ST_F_CACHE_HITS] = { .name = "cache_hits", .desc = "Total number of HTTP requests not found in the cache on this frontend/backend since the worker process started" },
242 [ST_F_SRV_ICUR] = { .name = "srv_icur", .desc = "Current number of idle connections available for reuse on this server" },
243 [ST_F_SRV_ILIM] = { .name = "src_ilim", .desc = "Limit on the number of available idle connections on this server (server 'pool_max_conn' directive)" },
Christopher Faulet0d1c2a62019-11-08 14:59:51 +0100244 [ST_F_QT_MAX] = { .name = "qtime_max", .desc = "Maximum observed time spent in the queue, in milliseconds (backend/server)" },
245 [ST_F_CT_MAX] = { .name = "ctime_max", .desc = "Maximum observed time spent waiting for a connection to complete, in milliseconds (backend/server)" },
246 [ST_F_RT_MAX] = { .name = "rtime_max", .desc = "Maximum observed time spent waiting for a server response, in milliseconds (backend/server)" },
247 [ST_F_TT_MAX] = { .name = "ttime_max", .desc = "Maximum observed total request+response time (request+queue+connect+response+processing), in milliseconds (backend/server)" },
Christopher Faulet0159ee42019-12-16 14:40:39 +0100248 [ST_F_EINT] = { .name = "eint", .desc = "Total number of internal errors since process started"},
Willy Tarreau3bb617c2020-06-29 13:51:05 +0200249 [ST_F_IDLE_CONN_CUR] = { .name = "idle_conn_cur", .desc = "Current number of unsafe idle connections"},
250 [ST_F_SAFE_CONN_CUR] = { .name = "safe_conn_cur", .desc = "Current number of safe idle connections"},
251 [ST_F_USED_CONN_CUR] = { .name = "used_conn_cur", .desc = "Current number of connections in use"},
Willy Tarreaua9fcecb2020-06-29 15:38:53 +0200252 [ST_F_NEED_CONN_EST] = { .name = "need_conn_est", .desc = "Estimated needed number of connections"},
William Lallemand74c24fb2016-11-21 17:18:36 +0100253};
254
Willy Tarreau0baac8c2016-11-22 16:36:53 +0100255/* one line of info */
Christopher Faulet1bc04c72017-10-29 20:14:08 +0100256static THREAD_LOCAL struct field info[INF_TOTAL_FIELDS];
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200257
258/* description of statistics (static and dynamic) */
259static struct name_desc *stat_f[STATS_DOMAIN_COUNT];
260static size_t stat_count[STATS_DOMAIN_COUNT];
261
262/* one line for stats */
263static struct field *stat_l[STATS_DOMAIN_COUNT];
William Lallemand74c24fb2016-11-21 17:18:36 +0100264
Amaury Denoyelle58d395e2020-10-05 11:49:40 +0200265/* list of all registered stats module */
266static struct list stats_module_list[STATS_DOMAIN_COUNT] = {
267 LIST_HEAD_INIT(stats_module_list[STATS_DOMAIN_PROXY]),
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +0200268 LIST_HEAD_INIT(stats_module_list[STATS_DOMAIN_DNS]),
Amaury Denoyelle58d395e2020-10-05 11:49:40 +0200269};
270
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200271static inline uint8_t stats_get_domain(uint32_t domain)
272{
273 return domain >> STATS_DOMAIN & STATS_DOMAIN_MASK;
274}
275
Amaury Denoyelle72b16e52020-10-05 11:49:38 +0200276static inline enum stats_domain_px_cap stats_px_get_cap(uint32_t domain)
277{
278 return domain >> STATS_PX_CAP & STATS_PX_CAP_MASK;
279}
280
Christopher Faulet6338a082019-09-09 15:50:54 +0200281static void stats_dump_json_schema(struct buffer *out);
William Lallemand74c24fb2016-11-21 17:18:36 +0100282
Amaury Denoyelle3ca927e2020-10-02 18:32:00 +0200283int stats_putchk(struct channel *chn, struct htx *htx, struct buffer *chk)
Christopher Fauletef779222018-10-31 08:47:01 +0100284{
285 if (htx) {
Christopher Faulet69fc88c2019-01-07 14:27:53 +0100286 if (chk->data >= channel_htx_recv_max(chn, htx))
287 return 0;
Willy Tarreau0a7ef022019-05-28 10:30:11 +0200288 if (!htx_add_data_atonce(htx, ist2(chk->area, chk->data)))
Christopher Fauletef779222018-10-31 08:47:01 +0100289 return 0;
Christopher Faulet5adbeeb2019-01-02 14:34:39 +0100290 channel_add_input(chn, chk->data);
Christopher Fauletef779222018-10-31 08:47:01 +0100291 chk->data = 0;
Christopher Fauletef779222018-10-31 08:47:01 +0100292 }
293 else {
294 if (ci_putchk(chn, chk) == -1)
295 return 0;
296 }
297 return 1;
298}
Willy Tarreau0baac8c2016-11-22 16:36:53 +0100299
Christopher Fauleted7a0662019-01-14 11:07:34 +0100300static const char *stats_scope_ptr(struct appctx *appctx, struct stream_interface *si)
301{
Christopher Fauletb7f88902019-07-15 21:56:43 +0200302 struct channel *req = si_oc(si);
303 struct htx *htx = htxbuf(&req->buf);
304 struct htx_blk *blk;
305 struct ist uri;
Christopher Fauleted7a0662019-01-14 11:07:34 +0100306
Christopher Fauletb7f88902019-07-15 21:56:43 +0200307 blk = htx_get_head_blk(htx);
Christopher Fauletea009732019-11-18 15:50:25 +0100308 BUG_ON(!blk || htx_get_blk_type(blk) != HTX_BLK_REQ_SL);
Christopher Fauletb7f88902019-07-15 21:56:43 +0200309 ALREADY_CHECKED(blk);
310 uri = htx_sl_req_uri(htx_get_blk_ptr(htx, blk));
311 return uri.ptr + appctx->ctx.stats.scope_str;
Christopher Fauleted7a0662019-01-14 11:07:34 +0100312}
313
William Lallemand74c24fb2016-11-21 17:18:36 +0100314/*
315 * http_stats_io_handler()
316 * -> stats_dump_stat_to_buffer() // same as above, but used for CSV or HTML
317 * -> stats_dump_csv_header() // emits the CSV headers (same as above)
Simon Horman05ee2132017-01-04 09:37:25 +0100318 * -> stats_dump_json_header() // emits the JSON headers (same as above)
William Lallemand74c24fb2016-11-21 17:18:36 +0100319 * -> stats_dump_html_head() // emits the HTML headers
320 * -> stats_dump_html_info() // emits the equivalent of "show info" at the top
321 * -> stats_dump_proxy_to_buffer() // same as above, valid for CSV and HTML
322 * -> stats_dump_html_px_hdr()
323 * -> stats_dump_fe_stats()
324 * -> stats_dump_li_stats()
325 * -> stats_dump_sv_stats()
326 * -> stats_dump_be_stats()
327 * -> stats_dump_html_px_end()
328 * -> stats_dump_html_end() // emits HTML trailer
Simon Horman05ee2132017-01-04 09:37:25 +0100329 * -> stats_dump_json_end() // emits JSON trailer
William Lallemand74c24fb2016-11-21 17:18:36 +0100330 */
331
332
William Lallemand74c24fb2016-11-21 17:18:36 +0100333/* Dumps the stats CSV header to the trash buffer which. The caller is responsible
334 * for clearing it if needed.
335 * NOTE: Some tools happen to rely on the field position instead of its name,
336 * so please only append new fields at the end, never in the middle.
337 */
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200338static void stats_dump_csv_header(enum stats_domain domain)
William Lallemand74c24fb2016-11-21 17:18:36 +0100339{
340 int field;
341
342 chunk_appendf(&trash, "# ");
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200343 if (stat_f[domain]) {
344 for (field = 0; field < stat_count[domain]; ++field) {
345 chunk_appendf(&trash, "%s,", stat_f[domain][field].name);
William Lallemand74c24fb2016-11-21 17:18:36 +0100346
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200347 /* print special delimiter on proxy stats to mark end of
348 static fields */
349 if (domain == STATS_DOMAIN_PROXY && field + 1 == ST_F_TOTAL_FIELDS)
350 chunk_appendf(&trash, "-,");
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200351 }
352 }
353
William Lallemand74c24fb2016-11-21 17:18:36 +0100354 chunk_appendf(&trash, "\n");
355}
356
William Lallemand74c24fb2016-11-21 17:18:36 +0100357/* Emits a stats field without any surrounding element and properly encoded to
358 * resist CSV output. Returns non-zero on success, 0 if the buffer is full.
359 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200360int stats_emit_raw_data_field(struct buffer *out, const struct field *f)
William Lallemand74c24fb2016-11-21 17:18:36 +0100361{
362 switch (field_format(f, 0)) {
363 case FF_EMPTY: return 1;
364 case FF_S32: return chunk_appendf(out, "%d", f->u.s32);
365 case FF_U32: return chunk_appendf(out, "%u", f->u.u32);
366 case FF_S64: return chunk_appendf(out, "%lld", (long long)f->u.s64);
367 case FF_U64: return chunk_appendf(out, "%llu", (unsigned long long)f->u.u64);
Christopher Faulet88a0db22019-09-24 16:35:10 +0200368 case FF_FLT: return chunk_appendf(out, "%f", f->u.flt);
William Lallemand74c24fb2016-11-21 17:18:36 +0100369 case FF_STR: return csv_enc_append(field_str(f, 0), 1, out) != NULL;
370 default: return chunk_appendf(out, "[INCORRECT_FIELD_TYPE_%08x]", f->type);
371 }
372}
373
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200374const char *field_to_html_str(const struct field *f)
375{
376 switch (field_format(f, 0)) {
377 case FF_S32: return U2H(f->u.s32);
378 case FF_S64: return U2H(f->u.s64);
379 case FF_U64: return U2H(f->u.u64);
380 case FF_U32: return U2H(f->u.u32);
381 case FF_STR: return field_str(f, 0);
382 case FF_EMPTY:
383 default:
384 return "";
385 }
386}
387
William Lallemand74c24fb2016-11-21 17:18:36 +0100388/* Emits a stats field prefixed with its type. No CSV encoding is prepared, the
389 * output is supposed to be used on its own line. Returns non-zero on success, 0
390 * if the buffer is full.
391 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200392int stats_emit_typed_data_field(struct buffer *out, const struct field *f)
William Lallemand74c24fb2016-11-21 17:18:36 +0100393{
394 switch (field_format(f, 0)) {
395 case FF_EMPTY: return 1;
396 case FF_S32: return chunk_appendf(out, "s32:%d", f->u.s32);
397 case FF_U32: return chunk_appendf(out, "u32:%u", f->u.u32);
398 case FF_S64: return chunk_appendf(out, "s64:%lld", (long long)f->u.s64);
399 case FF_U64: return chunk_appendf(out, "u64:%llu", (unsigned long long)f->u.u64);
Christopher Faulet88a0db22019-09-24 16:35:10 +0200400 case FF_FLT: return chunk_appendf(out, "flt:%f", f->u.flt);
William Lallemand74c24fb2016-11-21 17:18:36 +0100401 case FF_STR: return chunk_appendf(out, "str:%s", field_str(f, 0));
402 default: return chunk_appendf(out, "%08x:?", f->type);
403 }
404}
405
Simon Horman05ee2132017-01-04 09:37:25 +0100406/* Limit JSON integer values to the range [-(2**53)+1, (2**53)-1] as per
407 * the recommendation for interoperable integers in section 6 of RFC 7159.
408 */
409#define JSON_INT_MAX ((1ULL << 53) - 1)
410#define JSON_INT_MIN (0 - JSON_INT_MAX)
411
412/* Emits a stats field value and its type in JSON.
413 * Returns non-zero on success, 0 on error.
414 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200415int stats_emit_json_data_field(struct buffer *out, const struct field *f)
Simon Horman05ee2132017-01-04 09:37:25 +0100416{
417 int old_len;
418 char buf[20];
419 const char *type, *value = buf, *quote = "";
420
421 switch (field_format(f, 0)) {
422 case FF_EMPTY: return 1;
423 case FF_S32: type = "\"s32\"";
424 snprintf(buf, sizeof(buf), "%d", f->u.s32);
425 break;
426 case FF_U32: type = "\"u32\"";
427 snprintf(buf, sizeof(buf), "%u", f->u.u32);
428 break;
429 case FF_S64: type = "\"s64\"";
430 if (f->u.s64 < JSON_INT_MIN || f->u.s64 > JSON_INT_MAX)
431 return 0;
432 type = "\"s64\"";
433 snprintf(buf, sizeof(buf), "%lld", (long long)f->u.s64);
434 break;
435 case FF_U64: if (f->u.u64 > JSON_INT_MAX)
436 return 0;
437 type = "\"u64\"";
438 snprintf(buf, sizeof(buf), "%llu",
439 (unsigned long long) f->u.u64);
Christopher Faulet52c91bb2019-09-28 10:37:31 +0200440 break;
Christopher Faulet88a0db22019-09-24 16:35:10 +0200441 case FF_FLT: type = "\"flt\"";
442 snprintf(buf, sizeof(buf), "%f", f->u.flt);
Simon Horman05ee2132017-01-04 09:37:25 +0100443 break;
444 case FF_STR: type = "\"str\"";
445 value = field_str(f, 0);
446 quote = "\"";
447 break;
448 default: snprintf(buf, sizeof(buf), "%u", f->type);
449 type = buf;
450 value = "unknown";
451 quote = "\"";
452 break;
453 }
454
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200455 old_len = out->data;
Simon Horman05ee2132017-01-04 09:37:25 +0100456 chunk_appendf(out, ",\"value\":{\"type\":%s,\"value\":%s%s%s}",
457 type, quote, value, quote);
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200458 return !(old_len == out->data);
Simon Horman05ee2132017-01-04 09:37:25 +0100459}
460
William Lallemand74c24fb2016-11-21 17:18:36 +0100461/* Emits an encoding of the field type on 3 characters followed by a delimiter.
462 * Returns non-zero on success, 0 if the buffer is full.
463 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200464int stats_emit_field_tags(struct buffer *out, const struct field *f,
465 char delim)
William Lallemand74c24fb2016-11-21 17:18:36 +0100466{
467 char origin, nature, scope;
468
469 switch (field_origin(f, 0)) {
470 case FO_METRIC: origin = 'M'; break;
471 case FO_STATUS: origin = 'S'; break;
472 case FO_KEY: origin = 'K'; break;
473 case FO_CONFIG: origin = 'C'; break;
474 case FO_PRODUCT: origin = 'P'; break;
475 default: origin = '?'; break;
476 }
477
478 switch (field_nature(f, 0)) {
479 case FN_GAUGE: nature = 'G'; break;
480 case FN_LIMIT: nature = 'L'; break;
481 case FN_MIN: nature = 'm'; break;
482 case FN_MAX: nature = 'M'; break;
483 case FN_RATE: nature = 'R'; break;
484 case FN_COUNTER: nature = 'C'; break;
485 case FN_DURATION: nature = 'D'; break;
486 case FN_AGE: nature = 'A'; break;
487 case FN_TIME: nature = 'T'; break;
488 case FN_NAME: nature = 'N'; break;
489 case FN_OUTPUT: nature = 'O'; break;
490 case FN_AVG: nature = 'a'; break;
491 default: nature = '?'; break;
492 }
493
494 switch (field_scope(f, 0)) {
495 case FS_PROCESS: scope = 'P'; break;
496 case FS_SERVICE: scope = 'S'; break;
497 case FS_SYSTEM: scope = 's'; break;
498 case FS_CLUSTER: scope = 'C'; break;
499 default: scope = '?'; break;
500 }
501
502 return chunk_appendf(out, "%c%c%c%c", origin, nature, scope, delim);
503}
504
Simon Horman05ee2132017-01-04 09:37:25 +0100505/* Emits an encoding of the field type as JSON.
506 * Returns non-zero on success, 0 if the buffer is full.
507 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200508int stats_emit_json_field_tags(struct buffer *out, const struct field *f)
Simon Horman05ee2132017-01-04 09:37:25 +0100509{
510 const char *origin, *nature, *scope;
511 int old_len;
512
513 switch (field_origin(f, 0)) {
514 case FO_METRIC: origin = "Metric"; break;
515 case FO_STATUS: origin = "Status"; break;
516 case FO_KEY: origin = "Key"; break;
517 case FO_CONFIG: origin = "Config"; break;
518 case FO_PRODUCT: origin = "Product"; break;
519 default: origin = "Unknown"; break;
520 }
521
522 switch (field_nature(f, 0)) {
523 case FN_GAUGE: nature = "Gauge"; break;
524 case FN_LIMIT: nature = "Limit"; break;
525 case FN_MIN: nature = "Min"; break;
526 case FN_MAX: nature = "Max"; break;
527 case FN_RATE: nature = "Rate"; break;
528 case FN_COUNTER: nature = "Counter"; break;
529 case FN_DURATION: nature = "Duration"; break;
530 case FN_AGE: nature = "Age"; break;
531 case FN_TIME: nature = "Time"; break;
532 case FN_NAME: nature = "Name"; break;
533 case FN_OUTPUT: nature = "Output"; break;
534 case FN_AVG: nature = "Avg"; break;
535 default: nature = "Unknown"; break;
536 }
537
538 switch (field_scope(f, 0)) {
539 case FS_PROCESS: scope = "Process"; break;
540 case FS_SERVICE: scope = "Service"; break;
541 case FS_SYSTEM: scope = "System"; break;
542 case FS_CLUSTER: scope = "Cluster"; break;
543 default: scope = "Unknown"; break;
544 }
545
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200546 old_len = out->data;
Simon Horman05ee2132017-01-04 09:37:25 +0100547 chunk_appendf(out, "\"tags\":{"
548 "\"origin\":\"%s\","
549 "\"nature\":\"%s\","
550 "\"scope\":\"%s\""
551 "}", origin, nature, scope);
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200552 return !(old_len == out->data);
Simon Horman05ee2132017-01-04 09:37:25 +0100553}
William Lallemand74c24fb2016-11-21 17:18:36 +0100554
555/* Dump all fields from <stats> into <out> using CSV format */
Willy Tarreau83061a82018-07-13 11:56:34 +0200556static int stats_dump_fields_csv(struct buffer *out,
Amaury Denoyelle97323c92020-10-02 18:32:01 +0200557 const struct field *stats, size_t stats_count,
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200558 unsigned int flags,
559 enum stats_domain domain)
William Lallemand74c24fb2016-11-21 17:18:36 +0100560{
561 int field;
562
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200563 for (field = 0; field < stats_count; ++field) {
William Lallemand74c24fb2016-11-21 17:18:36 +0100564 if (!stats_emit_raw_data_field(out, &stats[field]))
565 return 0;
566 if (!chunk_strcat(out, ","))
567 return 0;
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200568
569 /* print special delimiter on proxy stats to mark end of
570 static fields */
571 if (domain == STATS_DOMAIN_PROXY && field + 1 == ST_F_TOTAL_FIELDS) {
572 if (!chunk_strcat(out, "-,"))
573 return 0;
574 }
William Lallemand74c24fb2016-11-21 17:18:36 +0100575 }
Amaury Denoyelle50660a82020-10-05 11:49:39 +0200576
William Lallemand74c24fb2016-11-21 17:18:36 +0100577 chunk_strcat(out, "\n");
578 return 1;
579}
580
581/* Dump all fields from <stats> into <out> using a typed "field:desc:type:value" format */
Willy Tarreau83061a82018-07-13 11:56:34 +0200582static int stats_dump_fields_typed(struct buffer *out,
Amaury Denoyelle97323c92020-10-02 18:32:01 +0200583 const struct field *stats,
584 size_t stats_count,
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200585 unsigned int flags,
586 enum stats_domain domain)
William Lallemand74c24fb2016-11-21 17:18:36 +0100587{
588 int field;
589
Amaury Denoyelle97323c92020-10-02 18:32:01 +0200590 for (field = 0; field < stats_count; ++field) {
William Lallemand74c24fb2016-11-21 17:18:36 +0100591 if (!stats[field].type)
592 continue;
593
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200594 switch (domain) {
595 case STATS_DOMAIN_PROXY:
596 chunk_appendf(out, "%c.%u.%u.%d.%s.%u:",
597 stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE ? 'F' :
598 stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE ? 'B' :
599 stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO ? 'L' :
600 stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV ? 'S' :
601 '?',
602 stats[ST_F_IID].u.u32, stats[ST_F_SID].u.u32,
603 field,
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200604 stat_f[domain][field].name,
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200605 stats[ST_F_PID].u.u32);
606 break;
607
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +0200608 case STATS_DOMAIN_DNS:
609 chunk_appendf(out, "D.%d.%s:", field,
610 stat_f[domain][field].name);
611 break;
612
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200613 default:
614 break;
615 }
William Lallemand74c24fb2016-11-21 17:18:36 +0100616
617 if (!stats_emit_field_tags(out, &stats[field], ':'))
618 return 0;
619 if (!stats_emit_typed_data_field(out, &stats[field]))
620 return 0;
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200621
622 if (flags & STAT_SHOW_FDESC
623 && !chunk_appendf(out, ":\"%s\"", stat_f[domain][field].name)) {
Willy Tarreau6b19b142019-10-09 15:44:21 +0200624 return 0;
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200625 }
626
William Lallemand74c24fb2016-11-21 17:18:36 +0100627 if (!chunk_strcat(out, "\n"))
628 return 0;
629 }
630 return 1;
631}
632
Simon Horman05ee2132017-01-04 09:37:25 +0100633/* Dump all fields from <stats> into <out> using the "show info json" format */
Willy Tarreau83061a82018-07-13 11:56:34 +0200634static int stats_dump_json_info_fields(struct buffer *out,
Willy Tarreau43241ff2019-10-09 11:27:51 +0200635 const struct field *info, unsigned int flags)
Simon Horman05ee2132017-01-04 09:37:25 +0100636{
637 int field;
638 int started = 0;
639
640 if (!chunk_strcat(out, "["))
641 return 0;
642
643 for (field = 0; field < INF_TOTAL_FIELDS; field++) {
644 int old_len;
645
646 if (!field_format(info, field))
647 continue;
648
649 if (started && !chunk_strcat(out, ","))
650 goto err;
651 started = 1;
652
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200653 old_len = out->data;
Simon Horman05ee2132017-01-04 09:37:25 +0100654 chunk_appendf(out,
655 "{\"field\":{\"pos\":%d,\"name\":\"%s\"},"
656 "\"processNum\":%u,",
Willy Tarreaueaa55372019-10-09 07:39:11 +0200657 field, info_fields[field].name,
Simon Horman05ee2132017-01-04 09:37:25 +0100658 info[INF_PROCESS_NUM].u.u32);
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200659 if (old_len == out->data)
Simon Horman05ee2132017-01-04 09:37:25 +0100660 goto err;
661
662 if (!stats_emit_json_field_tags(out, &info[field]))
663 goto err;
664
665 if (!stats_emit_json_data_field(out, &info[field]))
666 goto err;
667
668 if (!chunk_strcat(out, "}"))
669 goto err;
670 }
671
672 if (!chunk_strcat(out, "]"))
673 goto err;
674 return 1;
675
676err:
677 chunk_reset(out);
678 chunk_appendf(out, "{\"errorStr\":\"output buffer too short\"}");
679 return 0;
680}
681
Amaury Denoyellef34017b2020-10-02 18:32:03 +0200682static void stats_print_proxy_field_json(struct buffer *out,
683 const struct field *stat,
684 const char *name,
685 int pos,
686 uint32_t field_type,
687 uint32_t iid,
688 uint32_t sid,
689 uint32_t pid)
690{
691 const char *obj_type;
692 switch (field_type) {
693 case STATS_TYPE_FE: obj_type = "Frontend"; break;
694 case STATS_TYPE_BE: obj_type = "Backend"; break;
695 case STATS_TYPE_SO: obj_type = "Listener"; break;
696 case STATS_TYPE_SV: obj_type = "Server"; break;
697 default: obj_type = "Unknown"; break;
698 }
699
700 chunk_appendf(out,
701 "{"
702 "\"objType\":\"%s\","
703 "\"proxyId\":%u,"
704 "\"id\":%u,"
705 "\"field\":{\"pos\":%d,\"name\":\"%s\"},"
706 "\"processNum\":%u,",
707 obj_type, iid, sid, pos, name, pid);
708}
709
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +0200710static void stats_print_dns_field_json(struct buffer *out,
711 const struct field *stat,
712 const char *name,
713 int pos)
714{
715 chunk_appendf(out,
716 "{"
717 "\"field\":{\"pos\":%d,\"name\":\"%s\"},",
718 pos, name);
719}
720
721
Simon Horman05ee2132017-01-04 09:37:25 +0100722/* Dump all fields from <stats> into <out> using a typed "field:desc:type:value" format */
Willy Tarreau83061a82018-07-13 11:56:34 +0200723static int stats_dump_fields_json(struct buffer *out,
Amaury Denoyelle97323c92020-10-02 18:32:01 +0200724 const struct field *stats, size_t stats_count,
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200725 unsigned int flags,
726 enum stats_domain domain)
Simon Horman05ee2132017-01-04 09:37:25 +0100727{
728 int field;
729 int started = 0;
730
Willy Tarreaub0ce3ad2019-10-09 11:19:29 +0200731 if ((flags & STAT_STARTED) && !chunk_strcat(out, ","))
Simon Horman05ee2132017-01-04 09:37:25 +0100732 return 0;
733 if (!chunk_strcat(out, "["))
734 return 0;
735
Amaury Denoyelle97323c92020-10-02 18:32:01 +0200736 for (field = 0; field < stats_count; field++) {
Simon Horman05ee2132017-01-04 09:37:25 +0100737 int old_len;
738
739 if (!stats[field].type)
740 continue;
741
742 if (started && !chunk_strcat(out, ","))
743 goto err;
744 started = 1;
745
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200746 old_len = out->data;
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200747 if (domain == STATS_DOMAIN_PROXY) {
748 stats_print_proxy_field_json(out, &stats[field],
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +0200749 stat_f[domain][field].name,
750 field,
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200751 stats[ST_F_TYPE].u.u32,
752 stats[ST_F_IID].u.u32,
753 stats[ST_F_SID].u.u32,
754 stats[ST_F_PID].u.u32);
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +0200755 } else if (domain == STATS_DOMAIN_DNS) {
756 stats_print_dns_field_json(out, &stats[field],
757 stat_f[domain][field].name,
758 field);
Amaury Denoyelle072f97e2020-10-05 11:49:37 +0200759 }
Amaury Denoyellef34017b2020-10-02 18:32:03 +0200760
Willy Tarreau843b7cb2018-07-13 10:54:26 +0200761 if (old_len == out->data)
Simon Horman05ee2132017-01-04 09:37:25 +0100762 goto err;
763
764 if (!stats_emit_json_field_tags(out, &stats[field]))
765 goto err;
766
767 if (!stats_emit_json_data_field(out, &stats[field]))
768 goto err;
769
770 if (!chunk_strcat(out, "}"))
771 goto err;
772 }
773
774 if (!chunk_strcat(out, "]"))
775 goto err;
776
777 return 1;
778
779err:
780 chunk_reset(out);
Willy Tarreaub0ce3ad2019-10-09 11:19:29 +0200781 if (flags & STAT_STARTED)
782 chunk_strcat(out, ",");
Simon Horman05ee2132017-01-04 09:37:25 +0100783 chunk_appendf(out, "{\"errorStr\":\"output buffer too short\"}");
784 return 0;
785}
786
William Lallemand74c24fb2016-11-21 17:18:36 +0100787/* Dump all fields from <stats> into <out> using the HTML format. A column is
Willy Tarreauab02b3f2019-10-09 11:11:46 +0200788 * reserved for the checkbox is STAT_ADMIN is set in <flags>. Some extra info
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +0200789 * are provided if STAT_SHLGNDS is present in <flags>. The statistics from
790 * extra modules are displayed at the end of the lines if STAT_SHMODULES is
791 * present in <flags>.
William Lallemand74c24fb2016-11-21 17:18:36 +0100792 */
Willy Tarreau83061a82018-07-13 11:56:34 +0200793static int stats_dump_fields_html(struct buffer *out,
794 const struct field *stats,
795 unsigned int flags)
William Lallemand74c24fb2016-11-21 17:18:36 +0100796{
Willy Tarreau83061a82018-07-13 11:56:34 +0200797 struct buffer src;
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200798 struct stats_module *mod;
799 int i = 0, j = 0;
William Lallemand74c24fb2016-11-21 17:18:36 +0100800
801 if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE) {
802 chunk_appendf(out,
803 /* name, queue */
804 "<tr class=\"frontend\">");
805
Willy Tarreauab02b3f2019-10-09 11:11:46 +0200806 if (flags & STAT_ADMIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +0100807 /* Column sub-heading for Enable or Disable server */
808 chunk_appendf(out, "<td></td>");
809 }
810
811 chunk_appendf(out,
812 "<td class=ac>"
813 "<a name=\"%s/Frontend\"></a>"
814 "<a class=lfsb href=\"#%s/Frontend\">Frontend</a></td>"
815 "<td colspan=3></td>"
816 "",
817 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME));
818
819 chunk_appendf(out,
820 /* sessions rate : current */
821 "<td><u>%s<div class=tips><table class=det>"
822 "<tr><th>Current connection rate:</th><td>%s/s</td></tr>"
823 "<tr><th>Current session rate:</th><td>%s/s</td></tr>"
824 "",
825 U2H(stats[ST_F_RATE].u.u32),
826 U2H(stats[ST_F_CONN_RATE].u.u32),
827 U2H(stats[ST_F_RATE].u.u32));
828
829 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0)
830 chunk_appendf(out,
831 "<tr><th>Current request rate:</th><td>%s/s</td></tr>",
832 U2H(stats[ST_F_REQ_RATE].u.u32));
833
834 chunk_appendf(out,
835 "</table></div></u></td>"
836 /* sessions rate : max */
837 "<td><u>%s<div class=tips><table class=det>"
838 "<tr><th>Max connection rate:</th><td>%s/s</td></tr>"
839 "<tr><th>Max session rate:</th><td>%s/s</td></tr>"
840 "",
841 U2H(stats[ST_F_RATE_MAX].u.u32),
842 U2H(stats[ST_F_CONN_RATE_MAX].u.u32),
843 U2H(stats[ST_F_RATE_MAX].u.u32));
844
845 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0)
846 chunk_appendf(out,
847 "<tr><th>Max request rate:</th><td>%s/s</td></tr>",
848 U2H(stats[ST_F_REQ_RATE_MAX].u.u32));
849
850 chunk_appendf(out,
851 "</table></div></u></td>"
852 /* sessions rate : limit */
853 "<td>%s</td>",
854 LIM2A(stats[ST_F_RATE_LIM].u.u32, "-"));
855
856 chunk_appendf(out,
857 /* sessions: current, max, limit, total */
858 "<td>%s</td><td>%s</td><td>%s</td>"
859 "<td><u>%s<div class=tips><table class=det>"
860 "<tr><th>Cum. connections:</th><td>%s</td></tr>"
861 "<tr><th>Cum. sessions:</th><td>%s</td></tr>"
862 "",
863 U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32),
864 U2H(stats[ST_F_STOT].u.u64),
865 U2H(stats[ST_F_CONN_TOT].u.u64),
866 U2H(stats[ST_F_STOT].u.u64));
867
868 /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */
869 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) {
870 chunk_appendf(out,
871 "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>"
872 "<tr><th>- HTTP 1xx responses:</th><td>%s</td></tr>"
873 "<tr><th>- HTTP 2xx responses:</th><td>%s</td></tr>"
874 "<tr><th>&nbsp;&nbsp;Compressed 2xx:</th><td>%s</td><td>(%d%%)</td></tr>"
875 "<tr><th>- HTTP 3xx responses:</th><td>%s</td></tr>"
876 "<tr><th>- HTTP 4xx responses:</th><td>%s</td></tr>"
877 "<tr><th>- HTTP 5xx responses:</th><td>%s</td></tr>"
878 "<tr><th>- other responses:</th><td>%s</td></tr>"
879 "<tr><th>Intercepted requests:</th><td>%s</td></tr>"
Willy Tarreaua1214a52018-12-14 14:00:25 +0100880 "<tr><th>Cache lookups:</th><td>%s</td></tr>"
881 "<tr><th>Cache hits:</th><td>%s</td><td>(%d%%)</td></tr>"
Willy Tarreau1b0f85e2018-05-28 15:12:40 +0200882 "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>"
Christopher Faulet0159ee42019-12-16 14:40:39 +0100883 "<tr><th>Internal errors:</th><td>%s</td></tr>"
William Lallemand74c24fb2016-11-21 17:18:36 +0100884 "",
885 U2H(stats[ST_F_REQ_TOT].u.u64),
886 U2H(stats[ST_F_HRSP_1XX].u.u64),
887 U2H(stats[ST_F_HRSP_2XX].u.u64),
888 U2H(stats[ST_F_COMP_RSP].u.u64),
889 stats[ST_F_HRSP_2XX].u.u64 ?
890 (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0,
891 U2H(stats[ST_F_HRSP_3XX].u.u64),
892 U2H(stats[ST_F_HRSP_4XX].u.u64),
893 U2H(stats[ST_F_HRSP_5XX].u.u64),
894 U2H(stats[ST_F_HRSP_OTHER].u.u64),
Willy Tarreau1b0f85e2018-05-28 15:12:40 +0200895 U2H(stats[ST_F_INTERCEPTED].u.u64),
Willy Tarreaua1214a52018-12-14 14:00:25 +0100896 U2H(stats[ST_F_CACHE_LOOKUPS].u.u64),
897 U2H(stats[ST_F_CACHE_HITS].u.u64),
898 stats[ST_F_CACHE_LOOKUPS].u.u64 ?
899 (int)(100 * stats[ST_F_CACHE_HITS].u.u64 / stats[ST_F_CACHE_LOOKUPS].u.u64) : 0,
Christopher Faulet0159ee42019-12-16 14:40:39 +0100900 U2H(stats[ST_F_WREW].u.u64),
901 U2H(stats[ST_F_EINT].u.u64));
William Lallemand74c24fb2016-11-21 17:18:36 +0100902 }
903
904 chunk_appendf(out,
905 "</table></div></u></td>"
906 /* sessions: lbtot, lastsess */
907 "<td></td><td></td>"
908 /* bytes : in */
909 "<td>%s</td>"
910 "",
911 U2H(stats[ST_F_BIN].u.u64));
912
913 chunk_appendf(out,
914 /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */
915 "<td>%s%s<div class=tips><table class=det>"
916 "<tr><th>Response bytes in:</th><td>%s</td></tr>"
917 "<tr><th>Compression in:</th><td>%s</td></tr>"
918 "<tr><th>Compression out:</th><td>%s</td><td>(%d%%)</td></tr>"
919 "<tr><th>Compression bypass:</th><td>%s</td></tr>"
920 "<tr><th>Total bytes saved:</th><td>%s</td><td>(%d%%)</td></tr>"
921 "</table></div>%s</td>",
922 (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "<u>":"",
923 U2H(stats[ST_F_BOUT].u.u64),
924 U2H(stats[ST_F_BOUT].u.u64),
925 U2H(stats[ST_F_COMP_IN].u.u64),
926 U2H(stats[ST_F_COMP_OUT].u.u64),
927 stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0,
928 U2H(stats[ST_F_COMP_BYP].u.u64),
929 U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64),
930 stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0,
931 (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "</u>":"");
932
933 chunk_appendf(out,
934 /* denied: req, resp */
935 "<td>%s</td><td>%s</td>"
936 /* errors : request, connect, response */
937 "<td>%s</td><td></td><td></td>"
938 /* warnings: retries, redispatches */
939 "<td></td><td></td>"
940 /* server status : reflect frontend status */
941 "<td class=ac>%s</td>"
942 /* rest of server: nothing */
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200943 "<td class=ac colspan=8></td>"
William Lallemand74c24fb2016-11-21 17:18:36 +0100944 "",
945 U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64),
946 U2H(stats[ST_F_EREQ].u.u64),
947 field_str(stats, ST_F_STATUS));
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200948
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +0200949 if (flags & STAT_SHMODULES) {
950 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
951 chunk_appendf(out,
952 "<td><u>%s<div class=tips><table class=det>",
953 mod->name);
954 if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_FE) {
955 for (j = 0; j < mod->stats_count; ++j) {
956 chunk_appendf(out,
957 "<tr><th>%s</th><td>%s</td></tr>",
958 mod->stats[j].desc, field_to_html_str(&stats[ST_F_TOTAL_FIELDS + i]));
959 ++i;
960 }
961 } else {
962 i += mod->stats_count;
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200963 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200964
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +0200965 chunk_appendf(out,
966 "</table></div></u></td>");
967 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +0200968 }
969
970 chunk_appendf(out, "</tr>");
William Lallemand74c24fb2016-11-21 17:18:36 +0100971 }
972 else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO) {
973 chunk_appendf(out, "<tr class=socket>");
Willy Tarreauab02b3f2019-10-09 11:11:46 +0200974 if (flags & STAT_ADMIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +0100975 /* Column sub-heading for Enable or Disable server */
976 chunk_appendf(out, "<td></td>");
977 }
978
979 chunk_appendf(out,
980 /* frontend name, listener name */
981 "<td class=ac><a name=\"%s/+%s\"></a>%s"
982 "<a class=lfsb href=\"#%s/+%s\">%s</a>"
983 "",
984 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME),
Willy Tarreau708c4162019-10-09 10:19:16 +0200985 (flags & STAT_SHLGNDS)?"<u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +0100986 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME));
987
Willy Tarreau708c4162019-10-09 10:19:16 +0200988 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +0100989 chunk_appendf(out, "<div class=tips>");
990
Willy Tarreau90807112020-02-25 08:16:33 +0100991 if (isdigit((unsigned char)*field_str(stats, ST_F_ADDR)))
William Lallemand74c24fb2016-11-21 17:18:36 +0100992 chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR));
993 else if (*field_str(stats, ST_F_ADDR) == '[')
994 chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR));
995 else if (*field_str(stats, ST_F_ADDR))
996 chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR));
997
998 /* id */
999 chunk_appendf(out, "id: %d</div>", stats[ST_F_SID].u.u32);
1000 }
1001
1002 chunk_appendf(out,
1003 /* queue */
1004 "%s</td><td colspan=3></td>"
1005 /* sessions rate: current, max, limit */
1006 "<td colspan=3>&nbsp;</td>"
1007 /* sessions: current, max, limit, total, lbtot, lastsess */
1008 "<td>%s</td><td>%s</td><td>%s</td>"
1009 "<td>%s</td><td>&nbsp;</td><td>&nbsp;</td>"
1010 /* bytes: in, out */
1011 "<td>%s</td><td>%s</td>"
1012 "",
Willy Tarreau708c4162019-10-09 10:19:16 +02001013 (flags & STAT_SHLGNDS)?"</u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +01001014 U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32),
1015 U2H(stats[ST_F_STOT].u.u64), U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64));
1016
1017 chunk_appendf(out,
1018 /* denied: req, resp */
1019 "<td>%s</td><td>%s</td>"
1020 /* errors: request, connect, response */
1021 "<td>%s</td><td></td><td></td>"
1022 /* warnings: retries, redispatches */
1023 "<td></td><td></td>"
1024 /* server status: reflect listener status */
1025 "<td class=ac>%s</td>"
1026 /* rest of server: nothing */
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001027 "<td class=ac colspan=8></td>"
William Lallemand74c24fb2016-11-21 17:18:36 +01001028 "",
1029 U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64),
1030 U2H(stats[ST_F_EREQ].u.u64),
1031 field_str(stats, ST_F_STATUS));
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001032
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001033 if (flags & STAT_SHMODULES) {
1034 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
1035 chunk_appendf(out,
1036 "<td><u>%s<div class=tips><table class=det>",
1037 mod->name);
1038 if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_LI) {
1039 for (j = 0; j < mod->stats_count; ++j) {
1040 chunk_appendf(out,
1041 "<tr><th>%s</th><td>%s</td></tr>",
1042 mod->stats[j].desc, field_to_html_str(&stats[ST_F_TOTAL_FIELDS + i]));
1043 ++i;
1044 }
1045 } else {
1046 i += mod->stats_count;
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001047 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001048
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001049 chunk_appendf(out,
1050 "</table></div></u></td>");
1051 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001052 }
1053
1054 chunk_appendf(out, "</tr>");
William Lallemand74c24fb2016-11-21 17:18:36 +01001055 }
1056 else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV) {
1057 const char *style;
1058
1059 /* determine the style to use depending on the server's state,
1060 * its health and weight. There isn't a 1-to-1 mapping between
1061 * state and styles for the cases where the server is (still)
1062 * up. The reason is that we don't want to report nolb and
1063 * drain with the same color.
1064 */
1065
1066 if (strcmp(field_str(stats, ST_F_STATUS), "DOWN") == 0 ||
1067 strcmp(field_str(stats, ST_F_STATUS), "DOWN (agent)") == 0) {
1068 style = "down";
1069 }
1070 else if (strcmp(field_str(stats, ST_F_STATUS), "DOWN ") == 0) {
1071 style = "going_up";
1072 }
Daniel Corbettb4285172020-03-28 12:35:50 -04001073 else if (strcmp(field_str(stats, ST_F_STATUS), "DRAIN") == 0) {
1074 style = "draining";
1075 }
William Lallemand74c24fb2016-11-21 17:18:36 +01001076 else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB ") == 0) {
1077 style = "going_down";
1078 }
1079 else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB") == 0) {
1080 style = "nolb";
1081 }
1082 else if (strcmp(field_str(stats, ST_F_STATUS), "no check") == 0) {
1083 style = "no_check";
1084 }
1085 else if (!stats[ST_F_CHKFAIL].type ||
1086 stats[ST_F_CHECK_HEALTH].u.u32 == stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1) {
1087 /* no check or max health = UP */
1088 if (stats[ST_F_WEIGHT].u.u32)
1089 style = "up";
1090 else
1091 style = "draining";
1092 }
1093 else {
1094 style = "going_down";
1095 }
1096
Willy Tarreau7b524852020-08-11 10:26:36 +02001097 if (strncmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0)
William Lallemand74c24fb2016-11-21 17:18:36 +01001098 chunk_appendf(out, "<tr class=\"maintain\">");
1099 else
1100 chunk_appendf(out,
1101 "<tr class=\"%s_%s\">",
1102 (stats[ST_F_BCK].u.u32) ? "backup" : "active", style);
1103
1104
Willy Tarreauab02b3f2019-10-09 11:11:46 +02001105 if (flags & STAT_ADMIN)
William Lallemand74c24fb2016-11-21 17:18:36 +01001106 chunk_appendf(out,
David Harrigand3db35a2016-12-30 12:12:49 +00001107 "<td><input class='%s-checkbox' type=\"checkbox\" name=\"s\" value=\"%s\"></td>",
1108 field_str(stats, ST_F_PXNAME),
William Lallemand74c24fb2016-11-21 17:18:36 +01001109 field_str(stats, ST_F_SVNAME));
1110
1111 chunk_appendf(out,
1112 "<td class=ac><a name=\"%s/%s\"></a>%s"
1113 "<a class=lfsb href=\"#%s/%s\">%s</a>"
1114 "",
1115 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME),
Willy Tarreau708c4162019-10-09 10:19:16 +02001116 (flags & STAT_SHLGNDS) ? "<u>" : "",
William Lallemand74c24fb2016-11-21 17:18:36 +01001117 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME));
1118
Willy Tarreau708c4162019-10-09 10:19:16 +02001119 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001120 chunk_appendf(out, "<div class=tips>");
1121
Willy Tarreau90807112020-02-25 08:16:33 +01001122 if (isdigit((unsigned char)*field_str(stats, ST_F_ADDR)))
William Lallemand74c24fb2016-11-21 17:18:36 +01001123 chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR));
1124 else if (*field_str(stats, ST_F_ADDR) == '[')
1125 chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR));
1126 else if (*field_str(stats, ST_F_ADDR))
1127 chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR));
1128
1129 /* id */
1130 chunk_appendf(out, "id: %d", stats[ST_F_SID].u.u32);
1131
1132 /* cookie */
1133 if (stats[ST_F_COOKIE].type) {
1134 chunk_appendf(out, ", cookie: '");
1135 chunk_initstr(&src, field_str(stats, ST_F_COOKIE));
1136 chunk_htmlencode(out, &src);
1137 chunk_appendf(out, "'");
1138 }
1139
1140 chunk_appendf(out, "</div>");
1141 }
1142
1143 chunk_appendf(out,
1144 /* queue : current, max, limit */
1145 "%s</td><td>%s</td><td>%s</td><td>%s</td>"
1146 /* sessions rate : current, max, limit */
1147 "<td>%s</td><td>%s</td><td></td>"
1148 "",
Willy Tarreau708c4162019-10-09 10:19:16 +02001149 (flags & STAT_SHLGNDS) ? "</u>" : "",
William Lallemand74c24fb2016-11-21 17:18:36 +01001150 U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32), LIM2A(stats[ST_F_QLIMIT].u.u32, "-"),
1151 U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32));
1152
1153 chunk_appendf(out,
1154 /* sessions: current, max, limit, total */
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001155 "<td><u>%s<div class=tips>"
1156 "<table class=det>"
1157 "<tr><th>Current active connections:</th><td>%s</td></tr>"
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001158 "<tr><th>Current used connections:</th><td>%s</td></tr>"
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001159 "<tr><th>Current idle connections:</th><td>%s</td></tr>"
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001160 "<tr><th>- unsafe:</th><td>%s</td></tr>"
1161 "<tr><th>- safe:</th><td>%s</td></tr>"
Willy Tarreaua9fcecb2020-06-29 15:38:53 +02001162 "<tr><th>Estimated need of connections:</th><td>%s</td></tr>"
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001163 "<tr><th>Active connections limit:</th><td>%s</td></tr>"
1164 "<tr><th>Idle connections limit:</th><td>%s</td></tr>"
1165 "</table></div></u>"
1166 "</td><td>%s</td><td>%s</td>"
William Lallemand74c24fb2016-11-21 17:18:36 +01001167 "<td><u>%s<div class=tips><table class=det>"
1168 "<tr><th>Cum. sessions:</th><td>%s</td></tr>"
1169 "",
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001170 U2H(stats[ST_F_SCUR].u.u32),
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001171 U2H(stats[ST_F_SCUR].u.u32),
1172 U2H(stats[ST_F_USED_CONN_CUR].u.u32),
1173 U2H(stats[ST_F_SRV_ICUR].u.u32),
1174 U2H(stats[ST_F_IDLE_CONN_CUR].u.u32),
1175 U2H(stats[ST_F_SAFE_CONN_CUR].u.u32),
Willy Tarreaua9fcecb2020-06-29 15:38:53 +02001176 U2H(stats[ST_F_NEED_CONN_EST].u.u32),
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001177
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001178 LIM2A(stats[ST_F_SLIM].u.u32, "-"),
1179 stats[ST_F_SRV_ILIM].type ? U2H(stats[ST_F_SRV_ILIM].u.u32) : "-",
1180 U2H(stats[ST_F_SMAX].u.u32), LIM2A(stats[ST_F_SLIM].u.u32, "-"),
William Lallemand74c24fb2016-11-21 17:18:36 +01001181 U2H(stats[ST_F_STOT].u.u64),
1182 U2H(stats[ST_F_STOT].u.u64));
1183
1184 /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */
1185 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001186 chunk_appendf(out,
Willy Tarreauf1573842018-12-14 11:35:36 +01001187 "<tr><th>New connections:</th><td>%s</td></tr>"
1188 "<tr><th>Reused connections:</th><td>%s</td><td>(%d%%)</td></tr>"
Marcin Deranek3c27dda2020-05-15 18:32:51 +02001189 "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>"
William Lallemand74c24fb2016-11-21 17:18:36 +01001190 "<tr><th>- HTTP 1xx responses:</th><td>%s</td><td>(%d%%)</td></tr>"
1191 "<tr><th>- HTTP 2xx responses:</th><td>%s</td><td>(%d%%)</td></tr>"
1192 "<tr><th>- HTTP 3xx responses:</th><td>%s</td><td>(%d%%)</td></tr>"
1193 "<tr><th>- HTTP 4xx responses:</th><td>%s</td><td>(%d%%)</td></tr>"
1194 "<tr><th>- HTTP 5xx responses:</th><td>%s</td><td>(%d%%)</td></tr>"
1195 "<tr><th>- other responses:</th><td>%s</td><td>(%d%%)</td></tr>"
Willy Tarreau1b0f85e2018-05-28 15:12:40 +02001196 "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>"
Christopher Faulet0159ee42019-12-16 14:40:39 +01001197 "<tr><th>Internal error:</th><td>%s</td></tr>"
William Lallemand74c24fb2016-11-21 17:18:36 +01001198 "",
Willy Tarreauf1573842018-12-14 11:35:36 +01001199 U2H(stats[ST_F_CONNECT].u.u64),
1200 U2H(stats[ST_F_REUSE].u.u64),
1201 (stats[ST_F_CONNECT].u.u64 + stats[ST_F_REUSE].u.u64) ?
1202 (int)(100 * stats[ST_F_REUSE].u.u64 / (stats[ST_F_CONNECT].u.u64 + stats[ST_F_REUSE].u.u64)) : 0,
Marcin Deranek3c27dda2020-05-15 18:32:51 +02001203 U2H(stats[ST_F_REQ_TOT].u.u64),
1204 U2H(stats[ST_F_HRSP_1XX].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1205 (int)(100 * stats[ST_F_HRSP_1XX].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
1206 U2H(stats[ST_F_HRSP_2XX].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1207 (int)(100 * stats[ST_F_HRSP_2XX].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
1208 U2H(stats[ST_F_HRSP_3XX].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1209 (int)(100 * stats[ST_F_HRSP_3XX].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
1210 U2H(stats[ST_F_HRSP_4XX].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1211 (int)(100 * stats[ST_F_HRSP_4XX].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
1212 U2H(stats[ST_F_HRSP_5XX].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1213 (int)(100 * stats[ST_F_HRSP_5XX].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
1214 U2H(stats[ST_F_HRSP_OTHER].u.u64), stats[ST_F_REQ_TOT].u.u64 ?
1215 (int)(100 * stats[ST_F_HRSP_OTHER].u.u64 / stats[ST_F_REQ_TOT].u.u64) : 0,
Christopher Faulet0159ee42019-12-16 14:40:39 +01001216 U2H(stats[ST_F_WREW].u.u64),
1217 U2H(stats[ST_F_EINT].u.u64));
William Lallemand74c24fb2016-11-21 17:18:36 +01001218 }
1219
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01001220 chunk_appendf(out, "<tr><th colspan=3>Max / Avg over last 1024 success. conn.</th></tr>");
1221 chunk_appendf(out, "<tr><th>- Queue time:</th><td>%s / %s</td><td>ms</td></tr>",
1222 U2H(stats[ST_F_QT_MAX].u.u32), U2H(stats[ST_F_QTIME].u.u32));
1223 chunk_appendf(out, "<tr><th>- Connect time:</th><td>%s / %s</td><td>ms</td></tr>",
1224 U2H(stats[ST_F_CT_MAX].u.u32), U2H(stats[ST_F_CTIME].u.u32));
William Lallemand74c24fb2016-11-21 17:18:36 +01001225 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0)
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01001226 chunk_appendf(out, "<tr><th>- Responses time:</th><td>%s / %s</td><td>ms</td></tr>",
1227 U2H(stats[ST_F_RT_MAX].u.u32), U2H(stats[ST_F_RTIME].u.u32));
1228 chunk_appendf(out, "<tr><th>- Total time:</th><td>%s / %s</td><td>ms</td></tr>",
1229 U2H(stats[ST_F_TT_MAX].u.u32), U2H(stats[ST_F_TTIME].u.u32));
William Lallemand74c24fb2016-11-21 17:18:36 +01001230
1231 chunk_appendf(out,
1232 "</table></div></u></td>"
1233 /* sessions: lbtot, last */
1234 "<td>%s</td><td>%s</td>",
1235 U2H(stats[ST_F_LBTOT].u.u64),
1236 human_time(stats[ST_F_LASTSESS].u.s32, 1));
1237
1238 chunk_appendf(out,
1239 /* bytes : in, out */
1240 "<td>%s</td><td>%s</td>"
1241 /* denied: req, resp */
1242 "<td></td><td>%s</td>"
1243 /* errors : request, connect */
1244 "<td></td><td>%s</td>"
1245 /* errors : response */
1246 "<td><u>%s<div class=tips>Connection resets during transfers: %lld client, %lld server</div></u></td>"
1247 /* warnings: retries, redispatches */
1248 "<td>%lld</td><td>%lld</td>"
1249 "",
1250 U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64),
1251 U2H(stats[ST_F_DRESP].u.u64),
1252 U2H(stats[ST_F_ECON].u.u64),
1253 U2H(stats[ST_F_ERESP].u.u64),
1254 (long long)stats[ST_F_CLI_ABRT].u.u64,
1255 (long long)stats[ST_F_SRV_ABRT].u.u64,
1256 (long long)stats[ST_F_WRETR].u.u64,
1257 (long long)stats[ST_F_WREDIS].u.u64);
1258
1259 /* status, last change */
1260 chunk_appendf(out, "<td class=ac>");
1261
1262 /* FIXME!!!!
1263 * LASTCHG should contain the last change for *this* server and must be computed
1264 * properly above, as was done below, ie: this server if maint, otherwise ref server
1265 * if tracking. Note that ref is either local or remote depending on tracking.
1266 */
1267
1268
Willy Tarreau7b524852020-08-11 10:26:36 +02001269 if (strncmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001270 chunk_appendf(out, "%s MAINT", human_time(stats[ST_F_LASTCHG].u.u32, 1));
1271 }
Willy Tarreau7b524852020-08-11 10:26:36 +02001272 else if (strcmp(field_str(stats, ST_F_STATUS), "no check") == 0) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001273 chunk_strcat(out, "<i>no check</i>");
1274 }
1275 else {
1276 chunk_appendf(out, "%s %s", human_time(stats[ST_F_LASTCHG].u.u32, 1), field_str(stats, ST_F_STATUS));
Willy Tarreau7b524852020-08-11 10:26:36 +02001277 if (strncmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001278 if (stats[ST_F_CHECK_HEALTH].u.u32)
1279 chunk_strcat(out, " &uarr;");
1280 }
1281 else if (stats[ST_F_CHECK_HEALTH].u.u32 < stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1)
1282 chunk_strcat(out, " &darr;");
1283 }
1284
Willy Tarreau7b524852020-08-11 10:26:36 +02001285 if (strncmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0 &&
William Lallemand74c24fb2016-11-21 17:18:36 +01001286 stats[ST_F_AGENT_STATUS].type && !stats[ST_F_AGENT_HEALTH].u.u32) {
1287 chunk_appendf(out,
1288 "</td><td class=ac><u> %s",
1289 field_str(stats, ST_F_AGENT_STATUS));
1290
1291 if (stats[ST_F_AGENT_CODE].type)
1292 chunk_appendf(out, "/%d", stats[ST_F_AGENT_CODE].u.u32);
1293
1294 if (stats[ST_F_AGENT_DURATION].type)
1295 chunk_appendf(out, " in %lums", (long)stats[ST_F_AGENT_DURATION].u.u64);
1296
1297 chunk_appendf(out, "<div class=tips>%s", field_str(stats, ST_F_AGENT_DESC));
1298
1299 if (*field_str(stats, ST_F_LAST_AGT)) {
1300 chunk_appendf(out, ": ");
1301 chunk_initstr(&src, field_str(stats, ST_F_LAST_AGT));
1302 chunk_htmlencode(out, &src);
1303 }
1304 chunk_appendf(out, "</div></u>");
1305 }
1306 else if (stats[ST_F_CHECK_STATUS].type) {
1307 chunk_appendf(out,
1308 "</td><td class=ac><u> %s",
1309 field_str(stats, ST_F_CHECK_STATUS));
1310
1311 if (stats[ST_F_CHECK_CODE].type)
1312 chunk_appendf(out, "/%d", stats[ST_F_CHECK_CODE].u.u32);
1313
1314 if (stats[ST_F_CHECK_DURATION].type)
1315 chunk_appendf(out, " in %lums", (long)stats[ST_F_CHECK_DURATION].u.u64);
1316
1317 chunk_appendf(out, "<div class=tips>%s", field_str(stats, ST_F_CHECK_DESC));
1318
1319 if (*field_str(stats, ST_F_LAST_CHK)) {
1320 chunk_appendf(out, ": ");
1321 chunk_initstr(&src, field_str(stats, ST_F_LAST_CHK));
1322 chunk_htmlencode(out, &src);
1323 }
1324 chunk_appendf(out, "</div></u>");
1325 }
1326 else
1327 chunk_appendf(out, "</td><td>");
1328
1329 chunk_appendf(out,
1330 /* weight */
1331 "</td><td class=ac>%d</td>"
1332 /* act, bck */
1333 "<td class=ac>%s</td><td class=ac>%s</td>"
1334 "",
1335 stats[ST_F_WEIGHT].u.u32,
1336 stats[ST_F_BCK].u.u32 ? "-" : "Y",
1337 stats[ST_F_BCK].u.u32 ? "Y" : "-");
1338
1339 /* check failures: unique, fatal, down time */
1340 if (strcmp(field_str(stats, ST_F_STATUS), "MAINT (resolution)") == 0) {
1341 chunk_appendf(out, "<td class=ac colspan=3>resolution</td>");
1342 }
1343 else if (stats[ST_F_CHKFAIL].type) {
1344 chunk_appendf(out, "<td><u>%lld", (long long)stats[ST_F_CHKFAIL].u.u64);
1345
1346 if (stats[ST_F_HANAFAIL].type)
1347 chunk_appendf(out, "/%lld", (long long)stats[ST_F_HANAFAIL].u.u64);
1348
1349 chunk_appendf(out,
1350 "<div class=tips>Failed Health Checks%s</div></u></td>"
1351 "<td>%lld</td><td>%s</td>"
1352 "",
1353 stats[ST_F_HANAFAIL].type ? "/Health Analyses" : "",
1354 (long long)stats[ST_F_CHKDOWN].u.u64, human_time(stats[ST_F_DOWNTIME].u.u32, 1));
1355 }
1356 else if (strcmp(field_str(stats, ST_F_STATUS), "MAINT") != 0 && field_format(stats, ST_F_TRACKED) == FF_STR) {
1357 /* tracking a server (hence inherited maint would appear as "MAINT (via...)" */
1358 chunk_appendf(out,
1359 "<td class=ac colspan=3><a class=lfsb href=\"#%s\">via %s</a></td>",
1360 field_str(stats, ST_F_TRACKED), field_str(stats, ST_F_TRACKED));
1361 }
1362 else
1363 chunk_appendf(out, "<td colspan=3></td>");
1364
1365 /* throttle */
1366 if (stats[ST_F_THROTTLE].type)
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001367 chunk_appendf(out, "<td class=ac>%d %%</td>\n", stats[ST_F_THROTTLE].u.u32);
William Lallemand74c24fb2016-11-21 17:18:36 +01001368 else
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001369 chunk_appendf(out, "<td class=ac>-</td>");
1370
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001371 if (flags & STAT_SHMODULES) {
1372 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
1373 chunk_appendf(out,
1374 "<td><u>%s<div class=tips><table class=det>",
1375 mod->name);
1376 if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_SRV) {
1377 for (j = 0; j < mod->stats_count; ++j) {
1378 chunk_appendf(out,
1379 "<tr><th>%s</th><td>%s</td></tr>",
1380 mod->stats[j].desc, field_to_html_str(&stats[ST_F_TOTAL_FIELDS + i]));
1381 ++i;
1382 }
1383 } else {
1384 i += mod->stats_count;
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001385 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001386
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001387 chunk_appendf(out,
1388 "</table></div></u></td>");
1389 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001390 }
1391
1392 chunk_appendf(out, "</tr>\n");
William Lallemand74c24fb2016-11-21 17:18:36 +01001393 }
1394 else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE) {
1395 chunk_appendf(out, "<tr class=\"backend\">");
Willy Tarreauab02b3f2019-10-09 11:11:46 +02001396 if (flags & STAT_ADMIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001397 /* Column sub-heading for Enable or Disable server */
1398 chunk_appendf(out, "<td></td>");
1399 }
1400 chunk_appendf(out,
1401 "<td class=ac>"
1402 /* name */
1403 "%s<a name=\"%s/Backend\"></a>"
1404 "<a class=lfsb href=\"#%s/Backend\">Backend</a>"
1405 "",
Willy Tarreau708c4162019-10-09 10:19:16 +02001406 (flags & STAT_SHLGNDS)?"<u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +01001407 field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME));
1408
Willy Tarreau708c4162019-10-09 10:19:16 +02001409 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001410 /* balancing */
1411 chunk_appendf(out, "<div class=tips>balancing: %s",
1412 field_str(stats, ST_F_ALGO));
1413
1414 /* cookie */
1415 if (stats[ST_F_COOKIE].type) {
1416 chunk_appendf(out, ", cookie: '");
1417 chunk_initstr(&src, field_str(stats, ST_F_COOKIE));
1418 chunk_htmlencode(out, &src);
1419 chunk_appendf(out, "'");
1420 }
1421 chunk_appendf(out, "</div>");
1422 }
1423
1424 chunk_appendf(out,
1425 "%s</td>"
1426 /* queue : current, max */
1427 "<td>%s</td><td>%s</td><td></td>"
1428 /* sessions rate : current, max, limit */
1429 "<td>%s</td><td>%s</td><td></td>"
1430 "",
Willy Tarreau708c4162019-10-09 10:19:16 +02001431 (flags & STAT_SHLGNDS)?"</u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +01001432 U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32),
1433 U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32));
1434
1435 chunk_appendf(out,
1436 /* sessions: current, max, limit, total */
1437 "<td>%s</td><td>%s</td><td>%s</td>"
1438 "<td><u>%s<div class=tips><table class=det>"
1439 "<tr><th>Cum. sessions:</th><td>%s</td></tr>"
1440 "",
Willy Tarreau8e0f1752016-12-12 15:07:29 +01001441 U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32),
William Lallemand74c24fb2016-11-21 17:18:36 +01001442 U2H(stats[ST_F_STOT].u.u64),
1443 U2H(stats[ST_F_STOT].u.u64));
1444
1445 /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */
1446 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) {
1447 chunk_appendf(out,
Willy Tarreauf1573842018-12-14 11:35:36 +01001448 "<tr><th>New connections:</th><td>%s</td></tr>"
1449 "<tr><th>Reused connections:</th><td>%s</td><td>(%d%%)</td></tr>"
William Lallemand74c24fb2016-11-21 17:18:36 +01001450 "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>"
1451 "<tr><th>- HTTP 1xx responses:</th><td>%s</td></tr>"
1452 "<tr><th>- HTTP 2xx responses:</th><td>%s</td></tr>"
1453 "<tr><th>&nbsp;&nbsp;Compressed 2xx:</th><td>%s</td><td>(%d%%)</td></tr>"
1454 "<tr><th>- HTTP 3xx responses:</th><td>%s</td></tr>"
1455 "<tr><th>- HTTP 4xx responses:</th><td>%s</td></tr>"
1456 "<tr><th>- HTTP 5xx responses:</th><td>%s</td></tr>"
1457 "<tr><th>- other responses:</th><td>%s</td></tr>"
Willy Tarreaua1214a52018-12-14 14:00:25 +01001458 "<tr><th>Cache lookups:</th><td>%s</td></tr>"
1459 "<tr><th>Cache hits:</th><td>%s</td><td>(%d%%)</td></tr>"
Willy Tarreau1b0f85e2018-05-28 15:12:40 +02001460 "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>"
Christopher Faulet0159ee42019-12-16 14:40:39 +01001461 "<tr><th>Internal errors:</th><td>%s</td></tr>"
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01001462 "",
Willy Tarreauf1573842018-12-14 11:35:36 +01001463 U2H(stats[ST_F_CONNECT].u.u64),
1464 U2H(stats[ST_F_REUSE].u.u64),
1465 (stats[ST_F_CONNECT].u.u64 + stats[ST_F_REUSE].u.u64) ?
1466 (int)(100 * stats[ST_F_REUSE].u.u64 / (stats[ST_F_CONNECT].u.u64 + stats[ST_F_REUSE].u.u64)) : 0,
William Lallemand74c24fb2016-11-21 17:18:36 +01001467 U2H(stats[ST_F_REQ_TOT].u.u64),
1468 U2H(stats[ST_F_HRSP_1XX].u.u64),
1469 U2H(stats[ST_F_HRSP_2XX].u.u64),
1470 U2H(stats[ST_F_COMP_RSP].u.u64),
1471 stats[ST_F_HRSP_2XX].u.u64 ?
1472 (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0,
1473 U2H(stats[ST_F_HRSP_3XX].u.u64),
1474 U2H(stats[ST_F_HRSP_4XX].u.u64),
1475 U2H(stats[ST_F_HRSP_5XX].u.u64),
Willy Tarreaufeead3a2018-12-14 13:48:44 +01001476 U2H(stats[ST_F_HRSP_OTHER].u.u64),
Willy Tarreaua1214a52018-12-14 14:00:25 +01001477 U2H(stats[ST_F_CACHE_LOOKUPS].u.u64),
1478 U2H(stats[ST_F_CACHE_HITS].u.u64),
1479 stats[ST_F_CACHE_LOOKUPS].u.u64 ?
1480 (int)(100 * stats[ST_F_CACHE_HITS].u.u64 / stats[ST_F_CACHE_LOOKUPS].u.u64) : 0,
Christopher Faulet0159ee42019-12-16 14:40:39 +01001481 U2H(stats[ST_F_WREW].u.u64),
1482 U2H(stats[ST_F_EINT].u.u64));
William Lallemand74c24fb2016-11-21 17:18:36 +01001483 }
1484
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01001485 chunk_appendf(out, "<tr><th colspan=3>Max / Avg over last 1024 success. conn.</th></tr>");
1486 chunk_appendf(out, "<tr><th>- Queue time:</th><td>%s / %s</td><td>ms</td></tr>",
1487 U2H(stats[ST_F_QT_MAX].u.u32), U2H(stats[ST_F_QTIME].u.u32));
1488 chunk_appendf(out, "<tr><th>- Connect time:</th><td>%s / %s</td><td>ms</td></tr>",
1489 U2H(stats[ST_F_CT_MAX].u.u32), U2H(stats[ST_F_CTIME].u.u32));
William Lallemand74c24fb2016-11-21 17:18:36 +01001490 if (strcmp(field_str(stats, ST_F_MODE), "http") == 0)
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01001491 chunk_appendf(out, "<tr><th>- Responses time:</th><td>%s / %s</td><td>ms</td></tr>",
1492 U2H(stats[ST_F_RT_MAX].u.u32), U2H(stats[ST_F_RTIME].u.u32));
1493 chunk_appendf(out, "<tr><th>- Total time:</th><td>%s / %s</td><td>ms</td></tr>",
1494 U2H(stats[ST_F_TT_MAX].u.u32), U2H(stats[ST_F_TTIME].u.u32));
William Lallemand74c24fb2016-11-21 17:18:36 +01001495
1496 chunk_appendf(out,
1497 "</table></div></u></td>"
1498 /* sessions: lbtot, last */
1499 "<td>%s</td><td>%s</td>"
1500 /* bytes: in */
1501 "<td>%s</td>"
1502 "",
1503 U2H(stats[ST_F_LBTOT].u.u64),
1504 human_time(stats[ST_F_LASTSESS].u.s32, 1),
1505 U2H(stats[ST_F_BIN].u.u64));
1506
1507 chunk_appendf(out,
1508 /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */
1509 "<td>%s%s<div class=tips><table class=det>"
1510 "<tr><th>Response bytes in:</th><td>%s</td></tr>"
1511 "<tr><th>Compression in:</th><td>%s</td></tr>"
1512 "<tr><th>Compression out:</th><td>%s</td><td>(%d%%)</td></tr>"
1513 "<tr><th>Compression bypass:</th><td>%s</td></tr>"
1514 "<tr><th>Total bytes saved:</th><td>%s</td><td>(%d%%)</td></tr>"
1515 "</table></div>%s</td>",
1516 (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "<u>":"",
1517 U2H(stats[ST_F_BOUT].u.u64),
1518 U2H(stats[ST_F_BOUT].u.u64),
1519 U2H(stats[ST_F_COMP_IN].u.u64),
1520 U2H(stats[ST_F_COMP_OUT].u.u64),
1521 stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0,
1522 U2H(stats[ST_F_COMP_BYP].u.u64),
1523 U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64),
1524 stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0,
1525 (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "</u>":"");
1526
1527 chunk_appendf(out,
1528 /* denied: req, resp */
1529 "<td>%s</td><td>%s</td>"
1530 /* errors : request, connect */
1531 "<td></td><td>%s</td>"
1532 /* errors : response */
1533 "<td><u>%s<div class=tips>Connection resets during transfers: %lld client, %lld server</div></u></td>"
1534 /* warnings: retries, redispatches */
1535 "<td>%lld</td><td>%lld</td>"
1536 /* backend status: reflect backend status (up/down): we display UP
1537 * if the backend has known working servers or if it has no server at
1538 * all (eg: for stats). Then we display the total weight, number of
1539 * active and backups. */
1540 "<td class=ac>%s %s</td><td class=ac>&nbsp;</td><td class=ac>%d</td>"
1541 "<td class=ac>%d</td><td class=ac>%d</td>"
1542 "",
1543 U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64),
1544 U2H(stats[ST_F_ECON].u.u64),
1545 U2H(stats[ST_F_ERESP].u.u64),
1546 (long long)stats[ST_F_CLI_ABRT].u.u64,
1547 (long long)stats[ST_F_SRV_ABRT].u.u64,
1548 (long long)stats[ST_F_WRETR].u.u64, (long long)stats[ST_F_WREDIS].u.u64,
1549 human_time(stats[ST_F_LASTCHG].u.u32, 1),
1550 strcmp(field_str(stats, ST_F_STATUS), "DOWN") ? field_str(stats, ST_F_STATUS) : "<font color=\"red\"><b>DOWN</b></font>",
1551 stats[ST_F_WEIGHT].u.u32,
1552 stats[ST_F_ACT].u.u32, stats[ST_F_BCK].u.u32);
1553
1554 chunk_appendf(out,
1555 /* rest of backend: nothing, down transitions, total downtime, throttle */
1556 "<td class=ac>&nbsp;</td><td>%d</td>"
1557 "<td>%s</td>"
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001558 "<td></td>",
William Lallemand74c24fb2016-11-21 17:18:36 +01001559 stats[ST_F_CHKDOWN].u.u32,
1560 stats[ST_F_DOWNTIME].type ? human_time(stats[ST_F_DOWNTIME].u.u32, 1) : "&nbsp;");
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001561
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001562 if (flags & STAT_SHMODULES) {
1563 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
1564 chunk_appendf(out,
1565 "<td><u>%s<div class=tips><table class=det>",
1566 mod->name);
1567 if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_BE) {
1568 for (j = 0; j < mod->stats_count; ++j) {
1569 chunk_appendf(out,
1570 "<tr><th>%s</th><td>%s</td></tr>",
1571 mod->stats[j].desc, field_to_html_str(&stats[ST_F_TOTAL_FIELDS + i]));
1572 ++i;
1573 }
1574 } else {
1575 i += mod->stats_count;
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001576 }
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001577 chunk_appendf(out,
1578 "</table></div></u></td>");
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001579 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001580 }
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02001581
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001582 chunk_appendf(out, "</tr>");
William Lallemand74c24fb2016-11-21 17:18:36 +01001583 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02001584
William Lallemand74c24fb2016-11-21 17:18:36 +01001585 return 1;
1586}
1587
Amaury Denoyelle97323c92020-10-02 18:32:01 +02001588int stats_dump_one_line(const struct field *stats, size_t stats_count,
1589 struct appctx *appctx)
William Lallemand74c24fb2016-11-21 17:18:36 +01001590{
Simon Horman05ee2132017-01-04 09:37:25 +01001591 int ret;
1592
William Lallemand74c24fb2016-11-21 17:18:36 +01001593 if (appctx->ctx.stats.flags & STAT_FMT_HTML)
Willy Tarreau43241ff2019-10-09 11:27:51 +02001594 ret = stats_dump_fields_html(&trash, stats, appctx->ctx.stats.flags);
William Lallemand74c24fb2016-11-21 17:18:36 +01001595 else if (appctx->ctx.stats.flags & STAT_FMT_TYPED)
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02001596 ret = stats_dump_fields_typed(&trash, stats, stats_count, appctx->ctx.stats.flags, appctx->ctx.stats.domain);
Simon Horman05ee2132017-01-04 09:37:25 +01001597 else if (appctx->ctx.stats.flags & STAT_FMT_JSON)
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02001598 ret = stats_dump_fields_json(&trash, stats, stats_count, appctx->ctx.stats.flags, appctx->ctx.stats.domain);
William Lallemand74c24fb2016-11-21 17:18:36 +01001599 else
Amaury Denoyelle50660a82020-10-05 11:49:39 +02001600 ret = stats_dump_fields_csv(&trash, stats, stats_count, appctx->ctx.stats.flags, appctx->ctx.stats.domain);
Simon Horman05ee2132017-01-04 09:37:25 +01001601
1602 if (ret)
1603 appctx->ctx.stats.flags |= STAT_STARTED;
1604
1605 return ret;
William Lallemand74c24fb2016-11-21 17:18:36 +01001606}
1607
1608/* Fill <stats> with the frontend statistics. <stats> is
1609 * preallocated array of length <len>. The length of the array
1610 * must be at least ST_F_TOTAL_FIELDS. If this length is less then
1611 * this value, the function returns 0, otherwise, it returns 1.
1612 */
1613int stats_fill_fe_stats(struct proxy *px, struct field *stats, int len)
1614{
1615 if (len < ST_F_TOTAL_FIELDS)
1616 return 0;
1617
William Lallemand74c24fb2016-11-21 17:18:36 +01001618 stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id);
1619 stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "FRONTEND");
1620 stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode));
1621 stats[ST_F_SCUR] = mkf_u32(0, px->feconn);
1622 stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->fe_counters.conn_max);
1623 stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->maxconn);
1624 stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_sess);
1625 stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_in);
1626 stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_out);
1627 stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->fe_counters.denied_req);
1628 stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->fe_counters.denied_resp);
1629 stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, px->fe_counters.failed_req);
1630 stats[ST_F_DCON] = mkf_u64(FN_COUNTER, px->fe_counters.denied_conn);
1631 stats[ST_F_DSES] = mkf_u64(FN_COUNTER, px->fe_counters.denied_sess);
Willy Tarreauc3914d42020-09-24 08:39:22 +02001632 stats[ST_F_STATUS] = mkf_str(FO_STATUS, px->disabled ? "STOP" : "OPEN");
William Lallemand74c24fb2016-11-21 17:18:36 +01001633 stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid);
1634 stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid);
1635 stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0);
1636 stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_FE);
1637 stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_sess_per_sec));
1638 stats[ST_F_RATE_LIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fe_sps_lim);
1639 stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.sps_max);
Tim Duesterhus3fd19732018-05-27 20:35:08 +02001640 stats[ST_F_WREW] = mkf_u64(FN_COUNTER, px->fe_counters.failed_rewrites);
Christopher Faulet0159ee42019-12-16 14:40:39 +01001641 stats[ST_F_EINT] = mkf_u64(FN_COUNTER, px->fe_counters.internal_errors);
William Lallemand74c24fb2016-11-21 17:18:36 +01001642
1643 /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */
1644 if (px->mode == PR_MODE_HTTP) {
1645 stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[1]);
1646 stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[2]);
1647 stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[3]);
1648 stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[4]);
1649 stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[5]);
1650 stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[0]);
1651 stats[ST_F_INTERCEPTED] = mkf_u64(FN_COUNTER, px->fe_counters.intercepted_req);
Willy Tarreaua1214a52018-12-14 14:00:25 +01001652 stats[ST_F_CACHE_LOOKUPS] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cache_lookups);
1653 stats[ST_F_CACHE_HITS] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cache_hits);
William Lallemand74c24fb2016-11-21 17:18:36 +01001654 }
1655
1656 /* requests : req_rate, req_rate_max, req_tot, */
1657 stats[ST_F_REQ_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_req_per_sec));
1658 stats[ST_F_REQ_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.p.http.rps_max);
1659 stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cum_req);
1660
1661 /* compression: in, out, bypassed, responses */
1662 stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->fe_counters.comp_in);
1663 stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->fe_counters.comp_out);
1664 stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->fe_counters.comp_byp);
1665 stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.comp_rsp);
1666
1667 /* connections : conn_rate, conn_rate_max, conn_tot, conn_max */
1668 stats[ST_F_CONN_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_conn_per_sec));
1669 stats[ST_F_CONN_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.cps_max);
1670 stats[ST_F_CONN_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_conn);
1671
1672 return 1;
1673}
1674
1675/* Dumps a frontend's line to the trash for the current proxy <px> and uses
1676 * the state from stream interface <si>. The caller is responsible for clearing
1677 * the trash if needed. Returns non-zero if it emits anything, zero otherwise.
1678 */
1679static int stats_dump_fe_stats(struct stream_interface *si, struct proxy *px)
1680{
1681 struct appctx *appctx = __objt_appctx(si->end);
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02001682 struct field *stats = stat_l[STATS_DOMAIN_PROXY];
1683 struct stats_module *mod;
1684 size_t stats_count = ST_F_TOTAL_FIELDS;
William Lallemand74c24fb2016-11-21 17:18:36 +01001685
1686 if (!(px->cap & PR_CAP_FE))
1687 return 0;
1688
1689 if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_FE)))
1690 return 0;
1691
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02001692 memset(stats, 0, sizeof(struct field) * stat_count[STATS_DOMAIN_PROXY]);
1693
William Lallemand74c24fb2016-11-21 17:18:36 +01001694 if (!stats_fill_fe_stats(px, stats, ST_F_TOTAL_FIELDS))
1695 return 0;
1696
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02001697 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
1698 void *counters;
1699
1700 if (!(stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_FE)) {
1701 stats_count += mod->stats_count;
1702 continue;
1703 }
1704
1705 counters = EXTRA_COUNTERS_GET(px->extra_counters_fe, mod);
1706 mod->fill_stats(counters, stats + stats_count);
1707 stats_count += mod->stats_count;
1708 }
1709
1710 return stats_dump_one_line(stats, stats_count, appctx);
William Lallemand74c24fb2016-11-21 17:18:36 +01001711}
1712
1713/* Fill <stats> with the listener statistics. <stats> is
1714 * preallocated array of length <len>. The length of the array
1715 * must be at least ST_F_TOTAL_FIELDS. If this length is less
1716 * then this value, the function returns 0, otherwise, it
Willy Tarreau708c4162019-10-09 10:19:16 +02001717 * returns 1. <flags> can take the value STAT_SHLGNDS.
William Lallemand74c24fb2016-11-21 17:18:36 +01001718 */
1719int stats_fill_li_stats(struct proxy *px, struct listener *l, int flags,
1720 struct field *stats, int len)
1721{
Willy Tarreau83061a82018-07-13 11:56:34 +02001722 struct buffer *out = get_trash_chunk();
William Lallemand74c24fb2016-11-21 17:18:36 +01001723
1724 if (len < ST_F_TOTAL_FIELDS)
1725 return 0;
1726
1727 if (!l->counters)
1728 return 0;
1729
1730 chunk_reset(out);
William Lallemand74c24fb2016-11-21 17:18:36 +01001731
1732 stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id);
1733 stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, l->name);
1734 stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode));
1735 stats[ST_F_SCUR] = mkf_u32(0, l->nbconn);
1736 stats[ST_F_SMAX] = mkf_u32(FN_MAX, l->counters->conn_max);
1737 stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, l->maxconn);
1738 stats[ST_F_STOT] = mkf_u64(FN_COUNTER, l->counters->cum_conn);
1739 stats[ST_F_BIN] = mkf_u64(FN_COUNTER, l->counters->bytes_in);
1740 stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, l->counters->bytes_out);
1741 stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, l->counters->denied_req);
1742 stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, l->counters->denied_resp);
1743 stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, l->counters->failed_req);
1744 stats[ST_F_DCON] = mkf_u64(FN_COUNTER, l->counters->denied_conn);
1745 stats[ST_F_DSES] = mkf_u64(FN_COUNTER, l->counters->denied_sess);
Willy Tarreaua8cf66b2019-02-27 16:49:00 +01001746 stats[ST_F_STATUS] = mkf_str(FO_STATUS, (!l->maxconn || l->nbconn < l->maxconn) ? (l->state == LI_LIMITED) ? "WAITING" : "OPEN" : "FULL");
William Lallemand74c24fb2016-11-21 17:18:36 +01001747 stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid);
1748 stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid);
1749 stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, l->luid);
1750 stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SO);
Tim Duesterhus3fd19732018-05-27 20:35:08 +02001751 stats[ST_F_WREW] = mkf_u64(FN_COUNTER, l->counters->failed_rewrites);
Christopher Faulet0159ee42019-12-16 14:40:39 +01001752 stats[ST_F_EINT] = mkf_u64(FN_COUNTER, l->counters->internal_errors);
William Lallemand74c24fb2016-11-21 17:18:36 +01001753
Willy Tarreau708c4162019-10-09 10:19:16 +02001754 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001755 char str[INET6_ADDRSTRLEN];
1756 int port;
1757
Willy Tarreau37159062020-08-27 07:48:42 +02001758 port = get_host_port(&l->rx.addr);
1759 switch (addr_to_str(&l->rx.addr, str, sizeof(str))) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001760 case AF_INET:
1761 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
1762 chunk_appendf(out, "%s:%d", str, port);
1763 break;
1764 case AF_INET6:
1765 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
1766 chunk_appendf(out, "[%s]:%d", str, port);
1767 break;
1768 case AF_UNIX:
1769 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix");
1770 break;
1771 case -1:
1772 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
1773 chunk_strcat(out, strerror(errno));
1774 break;
1775 default: /* address family not supported */
1776 break;
1777 }
1778 }
1779
1780 return 1;
1781}
1782
1783/* Dumps a line for listener <l> and proxy <px> to the trash and uses the state
Willy Tarreau43241ff2019-10-09 11:27:51 +02001784 * from stream interface <si>. The caller is responsible for clearing the trash
1785 * if needed. Returns non-zero if it emits anything, zero otherwise.
William Lallemand74c24fb2016-11-21 17:18:36 +01001786 */
Willy Tarreau43241ff2019-10-09 11:27:51 +02001787static int stats_dump_li_stats(struct stream_interface *si, struct proxy *px, struct listener *l)
William Lallemand74c24fb2016-11-21 17:18:36 +01001788{
1789 struct appctx *appctx = __objt_appctx(si->end);
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02001790 struct field *stats = stat_l[STATS_DOMAIN_PROXY];
1791 struct stats_module *mod;
1792 size_t stats_count = ST_F_TOTAL_FIELDS;
1793
1794 memset(stats, 0, sizeof(struct field) * stat_count[STATS_DOMAIN_PROXY]);
William Lallemand74c24fb2016-11-21 17:18:36 +01001795
Willy Tarreau43241ff2019-10-09 11:27:51 +02001796 if (!stats_fill_li_stats(px, l, appctx->ctx.stats.flags, stats, ST_F_TOTAL_FIELDS))
William Lallemand74c24fb2016-11-21 17:18:36 +01001797 return 0;
1798
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02001799 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
1800 void *counters;
1801
1802 if (!(stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_LI)) {
1803 stats_count += mod->stats_count;
1804 continue;
1805 }
1806
1807 counters = EXTRA_COUNTERS_GET(l->extra_counters, mod);
1808 mod->fill_stats(counters, stats + stats_count);
1809 stats_count += mod->stats_count;
1810 }
1811
1812 return stats_dump_one_line(stats, stats_count, appctx);
William Lallemand74c24fb2016-11-21 17:18:36 +01001813}
1814
1815enum srv_stats_state {
1816 SRV_STATS_STATE_DOWN = 0,
1817 SRV_STATS_STATE_DOWN_AGENT,
1818 SRV_STATS_STATE_GOING_UP,
1819 SRV_STATS_STATE_UP_GOING_DOWN,
1820 SRV_STATS_STATE_UP,
1821 SRV_STATS_STATE_NOLB_GOING_DOWN,
1822 SRV_STATS_STATE_NOLB,
1823 SRV_STATS_STATE_DRAIN_GOING_DOWN,
1824 SRV_STATS_STATE_DRAIN,
1825 SRV_STATS_STATE_DRAIN_AGENT,
1826 SRV_STATS_STATE_NO_CHECK,
1827
1828 SRV_STATS_STATE_COUNT, /* Must be last */
1829};
1830
1831static const char *srv_hlt_st[SRV_STATS_STATE_COUNT] = {
1832 [SRV_STATS_STATE_DOWN] = "DOWN",
1833 [SRV_STATS_STATE_DOWN_AGENT] = "DOWN (agent)",
1834 [SRV_STATS_STATE_GOING_UP] = "DOWN %d/%d",
1835 [SRV_STATS_STATE_UP_GOING_DOWN] = "UP %d/%d",
1836 [SRV_STATS_STATE_UP] = "UP",
1837 [SRV_STATS_STATE_NOLB_GOING_DOWN] = "NOLB %d/%d",
1838 [SRV_STATS_STATE_NOLB] = "NOLB",
1839 [SRV_STATS_STATE_DRAIN_GOING_DOWN] = "DRAIN %d/%d",
1840 [SRV_STATS_STATE_DRAIN] = "DRAIN",
1841 [SRV_STATS_STATE_DRAIN_AGENT] = "DRAIN (agent)",
1842 [SRV_STATS_STATE_NO_CHECK] = "no check"
1843};
1844
1845/* Fill <stats> with the server statistics. <stats> is
1846 * preallocated array of length <len>. The length of the array
1847 * must be at least ST_F_TOTAL_FIELDS. If this length is less
1848 * then this value, the function returns 0, otherwise, it
Willy Tarreau708c4162019-10-09 10:19:16 +02001849 * returns 1. <flags> can take the value STAT_SHLGNDS.
William Lallemand74c24fb2016-11-21 17:18:36 +01001850 */
1851int stats_fill_sv_stats(struct proxy *px, struct server *sv, int flags,
1852 struct field *stats, int len)
1853{
1854 struct server *via, *ref;
1855 char str[INET6_ADDRSTRLEN];
Willy Tarreau83061a82018-07-13 11:56:34 +02001856 struct buffer *out = get_trash_chunk();
William Lallemand74c24fb2016-11-21 17:18:36 +01001857 enum srv_stats_state state;
1858 char *fld_status;
Marcin Deraneka8dbdf32020-05-15 20:02:40 +02001859 long long srv_samples_counter;
1860 unsigned int srv_samples_window = TIME_STATS_SAMPLES;
William Lallemand74c24fb2016-11-21 17:18:36 +01001861
1862 if (len < ST_F_TOTAL_FIELDS)
1863 return 0;
1864
William Lallemand74c24fb2016-11-21 17:18:36 +01001865 /* we have "via" which is the tracked server as described in the configuration,
1866 * and "ref" which is the checked server and the end of the chain.
1867 */
1868 via = sv->track ? sv->track : sv;
1869 ref = via;
1870 while (ref->track)
1871 ref = ref->track;
1872
Emeric Brun52a91d32017-08-31 14:41:55 +02001873 if (sv->cur_state == SRV_ST_RUNNING || sv->cur_state == SRV_ST_STARTING) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001874 if ((ref->check.state & CHK_ST_ENABLED) &&
1875 (ref->check.health < ref->check.rise + ref->check.fall - 1)) {
1876 state = SRV_STATS_STATE_UP_GOING_DOWN;
1877 } else {
1878 state = SRV_STATS_STATE_UP;
1879 }
1880
Emeric Brun52a91d32017-08-31 14:41:55 +02001881 if (sv->cur_admin & SRV_ADMF_DRAIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001882 if (ref->agent.state & CHK_ST_ENABLED)
1883 state = SRV_STATS_STATE_DRAIN_AGENT;
1884 else if (state == SRV_STATS_STATE_UP_GOING_DOWN)
1885 state = SRV_STATS_STATE_DRAIN_GOING_DOWN;
1886 else
1887 state = SRV_STATS_STATE_DRAIN;
1888 }
1889
1890 if (state == SRV_STATS_STATE_UP && !(ref->check.state & CHK_ST_ENABLED)) {
1891 state = SRV_STATS_STATE_NO_CHECK;
1892 }
1893 }
Emeric Brun52a91d32017-08-31 14:41:55 +02001894 else if (sv->cur_state == SRV_ST_STOPPING) {
William Lallemand74c24fb2016-11-21 17:18:36 +01001895 if ((!(sv->check.state & CHK_ST_ENABLED) && !sv->track) ||
1896 (ref->check.health == ref->check.rise + ref->check.fall - 1)) {
1897 state = SRV_STATS_STATE_NOLB;
1898 } else {
1899 state = SRV_STATS_STATE_NOLB_GOING_DOWN;
1900 }
1901 }
1902 else { /* stopped */
1903 if ((ref->agent.state & CHK_ST_ENABLED) && !ref->agent.health) {
1904 state = SRV_STATS_STATE_DOWN_AGENT;
1905 } else if ((ref->check.state & CHK_ST_ENABLED) && !ref->check.health) {
1906 state = SRV_STATS_STATE_DOWN; /* DOWN */
1907 } else if ((ref->agent.state & CHK_ST_ENABLED) || (ref->check.state & CHK_ST_ENABLED)) {
1908 state = SRV_STATS_STATE_GOING_UP;
1909 } else {
1910 state = SRV_STATS_STATE_DOWN; /* DOWN, unchecked */
1911 }
1912 }
1913
1914 chunk_reset(out);
1915
1916 stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id);
1917 stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, sv->id);
1918 stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode));
1919 stats[ST_F_QCUR] = mkf_u32(0, sv->nbpend);
1920 stats[ST_F_QMAX] = mkf_u32(FN_MAX, sv->counters.nbpend_max);
1921 stats[ST_F_SCUR] = mkf_u32(0, sv->cur_sess);
1922 stats[ST_F_SMAX] = mkf_u32(FN_MAX, sv->counters.cur_sess_max);
1923
1924 if (sv->maxconn)
1925 stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, sv->maxconn);
1926
Willy Tarreauf21d17b2019-09-08 09:24:56 +02001927 stats[ST_F_SRV_ICUR] = mkf_u32(0, sv->curr_idle_conns);
1928 if (sv->max_idle_conns != -1)
1929 stats[ST_F_SRV_ILIM] = mkf_u32(FO_CONFIG|FN_LIMIT, sv->max_idle_conns);
1930
William Lallemand74c24fb2016-11-21 17:18:36 +01001931 stats[ST_F_STOT] = mkf_u64(FN_COUNTER, sv->counters.cum_sess);
1932 stats[ST_F_BIN] = mkf_u64(FN_COUNTER, sv->counters.bytes_in);
1933 stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, sv->counters.bytes_out);
Christopher Fauleta08546b2019-12-16 16:07:34 +01001934 stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, sv->counters.denied_resp);
William Lallemand74c24fb2016-11-21 17:18:36 +01001935 stats[ST_F_ECON] = mkf_u64(FN_COUNTER, sv->counters.failed_conns);
1936 stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, sv->counters.failed_resp);
1937 stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, sv->counters.retries);
1938 stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, sv->counters.redispatches);
Tim Duesterhus3fd19732018-05-27 20:35:08 +02001939 stats[ST_F_WREW] = mkf_u64(FN_COUNTER, sv->counters.failed_rewrites);
Christopher Faulet0159ee42019-12-16 14:40:39 +01001940 stats[ST_F_EINT] = mkf_u64(FN_COUNTER, sv->counters.internal_errors);
Willy Tarreauf1573842018-12-14 11:35:36 +01001941 stats[ST_F_CONNECT] = mkf_u64(FN_COUNTER, sv->counters.connect);
1942 stats[ST_F_REUSE] = mkf_u64(FN_COUNTER, sv->counters.reuse);
William Lallemand74c24fb2016-11-21 17:18:36 +01001943
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001944 stats[ST_F_IDLE_CONN_CUR] = mkf_u32(0, sv->curr_idle_nb);
1945 stats[ST_F_SAFE_CONN_CUR] = mkf_u32(0, sv->curr_safe_nb);
1946 stats[ST_F_USED_CONN_CUR] = mkf_u32(0, sv->curr_used_conns);
Willy Tarreaua9fcecb2020-06-29 15:38:53 +02001947 stats[ST_F_NEED_CONN_EST] = mkf_u32(0, sv->est_need_conns);
Willy Tarreau3bb617c2020-06-29 13:51:05 +02001948
William Lallemand74c24fb2016-11-21 17:18:36 +01001949 /* status */
1950 fld_status = chunk_newstr(out);
Emeric Brun52a91d32017-08-31 14:41:55 +02001951 if (sv->cur_admin & SRV_ADMF_RMAINT)
William Lallemand74c24fb2016-11-21 17:18:36 +01001952 chunk_appendf(out, "MAINT (resolution)");
Emeric Brun52a91d32017-08-31 14:41:55 +02001953 else if (sv->cur_admin & SRV_ADMF_IMAINT)
William Lallemand74c24fb2016-11-21 17:18:36 +01001954 chunk_appendf(out, "MAINT (via %s/%s)", via->proxy->id, via->id);
Emeric Brun52a91d32017-08-31 14:41:55 +02001955 else if (sv->cur_admin & SRV_ADMF_MAINT)
William Lallemand74c24fb2016-11-21 17:18:36 +01001956 chunk_appendf(out, "MAINT");
1957 else
1958 chunk_appendf(out,
1959 srv_hlt_st[state],
Emeric Brun52a91d32017-08-31 14:41:55 +02001960 (ref->cur_state != SRV_ST_STOPPED) ? (ref->check.health - ref->check.rise + 1) : (ref->check.health),
1961 (ref->cur_state != SRV_ST_STOPPED) ? (ref->check.fall) : (ref->check.rise));
William Lallemand74c24fb2016-11-21 17:18:36 +01001962
1963 stats[ST_F_STATUS] = mkf_str(FO_STATUS, fld_status);
1964 stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - sv->last_change);
Emeric Brun52a91d32017-08-31 14:41:55 +02001965 stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (sv->cur_eweight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv);
William Lallemand74c24fb2016-11-21 17:18:36 +01001966 stats[ST_F_ACT] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 0 : 1);
1967 stats[ST_F_BCK] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 1 : 0);
1968
1969 /* check failures: unique, fatal; last change, total downtime */
1970 if (sv->check.state & CHK_ST_ENABLED) {
1971 stats[ST_F_CHKFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_checks);
1972 stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, sv->counters.down_trans);
1973 stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, srv_downtime(sv));
1974 }
1975
1976 if (sv->maxqueue)
1977 stats[ST_F_QLIMIT] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->maxqueue);
1978
1979 stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid);
1980 stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid);
1981 stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, sv->puid);
1982
Emeric Brun52a91d32017-08-31 14:41:55 +02001983 if (sv->cur_state == SRV_ST_STARTING && !server_is_draining(sv))
William Lallemand74c24fb2016-11-21 17:18:36 +01001984 stats[ST_F_THROTTLE] = mkf_u32(FN_AVG, server_throttle_rate(sv));
1985
1986 stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, sv->counters.cum_lbconn);
1987
1988 if (sv->track) {
1989 char *fld_track = chunk_newstr(out);
1990
1991 chunk_appendf(out, "%s/%s", sv->track->proxy->id, sv->track->id);
1992 stats[ST_F_TRACKED] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, fld_track);
1993 }
1994
1995 stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SV);
1996 stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&sv->sess_per_sec));
1997 stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, sv->counters.sps_max);
1998
1999 if ((sv->check.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) {
2000 const char *fld_chksts;
2001
2002 fld_chksts = chunk_newstr(out);
2003 chunk_strcat(out, "* "); // for check in progress
2004 chunk_strcat(out, get_check_status_info(sv->check.status));
2005 if (!(sv->check.state & CHK_ST_INPROGRESS))
2006 fld_chksts += 2; // skip "* "
2007 stats[ST_F_CHECK_STATUS] = mkf_str(FN_OUTPUT, fld_chksts);
2008
2009 if (sv->check.status >= HCHK_STATUS_L57DATA)
2010 stats[ST_F_CHECK_CODE] = mkf_u32(FN_OUTPUT, sv->check.code);
2011
2012 if (sv->check.status >= HCHK_STATUS_CHECKED)
2013 stats[ST_F_CHECK_DURATION] = mkf_u64(FN_DURATION, sv->check.duration);
2014
2015 stats[ST_F_CHECK_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->check.status));
2016 stats[ST_F_LAST_CHK] = mkf_str(FN_OUTPUT, sv->check.desc);
2017 stats[ST_F_CHECK_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.rise);
2018 stats[ST_F_CHECK_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.fall);
2019 stats[ST_F_CHECK_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.health);
2020 }
2021
2022 if ((sv->agent.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) {
2023 const char *fld_chksts;
2024
2025 fld_chksts = chunk_newstr(out);
2026 chunk_strcat(out, "* "); // for check in progress
2027 chunk_strcat(out, get_check_status_info(sv->agent.status));
2028 if (!(sv->agent.state & CHK_ST_INPROGRESS))
2029 fld_chksts += 2; // skip "* "
2030 stats[ST_F_AGENT_STATUS] = mkf_str(FN_OUTPUT, fld_chksts);
2031
2032 if (sv->agent.status >= HCHK_STATUS_L57DATA)
2033 stats[ST_F_AGENT_CODE] = mkf_u32(FN_OUTPUT, sv->agent.code);
2034
2035 if (sv->agent.status >= HCHK_STATUS_CHECKED)
2036 stats[ST_F_AGENT_DURATION] = mkf_u64(FN_DURATION, sv->agent.duration);
2037
2038 stats[ST_F_AGENT_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->agent.status));
2039 stats[ST_F_LAST_AGT] = mkf_str(FN_OUTPUT, sv->agent.desc);
2040 stats[ST_F_AGENT_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.rise);
2041 stats[ST_F_AGENT_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.fall);
2042 stats[ST_F_AGENT_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.health);
2043 }
2044
2045 /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */
2046 if (px->mode == PR_MODE_HTTP) {
Marcin Deranek3c27dda2020-05-15 18:32:51 +02002047 stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, sv->counters.p.http.cum_req);
William Lallemand74c24fb2016-11-21 17:18:36 +01002048 stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[1]);
2049 stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[2]);
2050 stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[3]);
2051 stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[4]);
2052 stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[5]);
2053 stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[0]);
2054 }
2055
2056 if (ref->observe)
2057 stats[ST_F_HANAFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_hana);
2058
2059 stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, sv->counters.cli_aborts);
2060 stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, sv->counters.srv_aborts);
2061 stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, srv_lastsession(sv));
2062
Marcin Deraneka8dbdf32020-05-15 20:02:40 +02002063 srv_samples_counter = (px->mode == PR_MODE_HTTP) ? sv->counters.p.http.cum_req : sv->counters.cum_lbconn;
2064 if (srv_samples_counter < TIME_STATS_SAMPLES && srv_samples_counter > 0)
2065 srv_samples_window = srv_samples_counter;
2066
2067 stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.q_time, srv_samples_window));
2068 stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.c_time, srv_samples_window));
2069 stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.d_time, srv_samples_window));
2070 stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.t_time, srv_samples_window));
William Lallemand74c24fb2016-11-21 17:18:36 +01002071
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01002072 stats[ST_F_QT_MAX] = mkf_u32(FN_MAX, sv->counters.qtime_max);
2073 stats[ST_F_CT_MAX] = mkf_u32(FN_MAX, sv->counters.ctime_max);
2074 stats[ST_F_RT_MAX] = mkf_u32(FN_MAX, sv->counters.dtime_max);
2075 stats[ST_F_TT_MAX] = mkf_u32(FN_MAX, sv->counters.ttime_max);
2076
Willy Tarreau708c4162019-10-09 10:19:16 +02002077 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01002078 switch (addr_to_str(&sv->addr, str, sizeof(str))) {
2079 case AF_INET:
2080 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
Willy Tarreau04276f32017-01-06 17:41:29 +01002081 chunk_appendf(out, "%s:%d", str, sv->svc_port);
William Lallemand74c24fb2016-11-21 17:18:36 +01002082 break;
2083 case AF_INET6:
2084 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
Willy Tarreau04276f32017-01-06 17:41:29 +01002085 chunk_appendf(out, "[%s]:%d", str, sv->svc_port);
William Lallemand74c24fb2016-11-21 17:18:36 +01002086 break;
2087 case AF_UNIX:
2088 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix");
2089 break;
2090 case -1:
2091 stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out));
2092 chunk_strcat(out, strerror(errno));
2093 break;
2094 default: /* address family not supported */
2095 break;
2096 }
2097
2098 if (sv->cookie)
2099 stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, sv->cookie);
2100 }
2101
2102 return 1;
2103}
2104
2105/* Dumps a line for server <sv> and proxy <px> to the trash and uses the state
Willy Tarreau43241ff2019-10-09 11:27:51 +02002106 * from stream interface <si>, and server state <state>. The caller is
2107 * responsible for clearing the trash if needed. Returns non-zero if it emits
2108 * anything, zero otherwise.
William Lallemand74c24fb2016-11-21 17:18:36 +01002109 */
Willy Tarreau43241ff2019-10-09 11:27:51 +02002110static int stats_dump_sv_stats(struct stream_interface *si, struct proxy *px, struct server *sv)
William Lallemand74c24fb2016-11-21 17:18:36 +01002111{
2112 struct appctx *appctx = __objt_appctx(si->end);
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02002113 struct stats_module *mod;
2114 struct field *stats = stat_l[STATS_DOMAIN_PROXY];
2115 size_t stats_count = ST_F_TOTAL_FIELDS;
2116
2117 memset(stats, 0, sizeof(struct field) * stat_count[STATS_DOMAIN_PROXY]);
William Lallemand74c24fb2016-11-21 17:18:36 +01002118
Willy Tarreau43241ff2019-10-09 11:27:51 +02002119 if (!stats_fill_sv_stats(px, sv, appctx->ctx.stats.flags, stats, ST_F_TOTAL_FIELDS))
William Lallemand74c24fb2016-11-21 17:18:36 +01002120 return 0;
2121
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02002122 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
2123 void *counters;
2124
2125 if (stats_get_domain(mod->domain_flags) != STATS_DOMAIN_PROXY)
2126 continue;
2127
2128 if (!(stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_SRV)) {
2129 stats_count += mod->stats_count;
2130 continue;
2131 }
2132
2133 counters = EXTRA_COUNTERS_GET(sv->extra_counters, mod);
2134 mod->fill_stats(counters, stats + stats_count);
2135 stats_count += mod->stats_count;
2136 }
2137
2138 return stats_dump_one_line(stats, stats_count, appctx);
William Lallemand74c24fb2016-11-21 17:18:36 +01002139}
2140
2141/* Fill <stats> with the backend statistics. <stats> is
2142 * preallocated array of length <len>. The length of the array
2143 * must be at least ST_F_TOTAL_FIELDS. If this length is less
2144 * then this value, the function returns 0, otherwise, it
Willy Tarreau708c4162019-10-09 10:19:16 +02002145 * returns 1. <flags> can take the value STAT_SHLGNDS.
William Lallemand74c24fb2016-11-21 17:18:36 +01002146 */
2147int stats_fill_be_stats(struct proxy *px, int flags, struct field *stats, int len)
2148{
Marcin Deraneka8dbdf32020-05-15 20:02:40 +02002149 long long be_samples_counter;
2150 unsigned int be_samples_window = TIME_STATS_SAMPLES;
Willy Tarreau2fbe6942020-10-23 18:02:54 +02002151 struct buffer *out = get_trash_chunk();
2152 const struct server *srv;
2153 int nbup, nbsrv;
2154 char *fld;
Marcin Deraneka8dbdf32020-05-15 20:02:40 +02002155
William Lallemand74c24fb2016-11-21 17:18:36 +01002156 if (len < ST_F_TOTAL_FIELDS)
2157 return 0;
2158
Willy Tarreau2fbe6942020-10-23 18:02:54 +02002159 nbup = nbsrv = 0;
2160 if (flags & (STAT_HIDE_MAINT|STAT_HIDE_DOWN)) {
2161 for (srv = px->srv; srv; srv = srv->next) {
2162 if (srv->cur_state != SRV_ST_STOPPED)
2163 nbup++;
2164 nbsrv++;
2165 }
2166 }
2167
William Lallemand74c24fb2016-11-21 17:18:36 +01002168 stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id);
2169 stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "BACKEND");
2170 stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode));
2171 stats[ST_F_QCUR] = mkf_u32(0, px->nbpend);
2172 stats[ST_F_QMAX] = mkf_u32(FN_MAX, px->be_counters.nbpend_max);
Thierry FOURNIER0ff98a42016-12-19 16:50:42 +01002173 stats[ST_F_SCUR] = mkf_u32(0, px->beconn);
William Lallemand74c24fb2016-11-21 17:18:36 +01002174 stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->be_counters.conn_max);
2175 stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fullconn);
2176 stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_conn);
2177 stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->be_counters.bytes_in);
2178 stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->be_counters.bytes_out);
2179 stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->be_counters.denied_req);
2180 stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->be_counters.denied_resp);
2181 stats[ST_F_ECON] = mkf_u64(FN_COUNTER, px->be_counters.failed_conns);
2182 stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, px->be_counters.failed_resp);
2183 stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, px->be_counters.retries);
2184 stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, px->be_counters.redispatches);
Tim Duesterhus3fd19732018-05-27 20:35:08 +02002185 stats[ST_F_WREW] = mkf_u64(FN_COUNTER, px->be_counters.failed_rewrites);
Christopher Faulet0159ee42019-12-16 14:40:39 +01002186 stats[ST_F_EINT] = mkf_u64(FN_COUNTER, px->be_counters.internal_errors);
Willy Tarreauf1573842018-12-14 11:35:36 +01002187 stats[ST_F_CONNECT] = mkf_u64(FN_COUNTER, px->be_counters.connect);
2188 stats[ST_F_REUSE] = mkf_u64(FN_COUNTER, px->be_counters.reuse);
Willy Tarreau2fbe6942020-10-23 18:02:54 +02002189
2190 fld = chunk_newstr(out);
2191 chunk_appendf(out, "%s", (px->lbprm.tot_weight > 0 || !px->srv) ? "UP" : "DOWN");
2192 if (flags & (STAT_HIDE_MAINT|STAT_HIDE_DOWN))
2193 chunk_appendf(out, " (%d/%d)", nbup, nbsrv);
2194
2195 stats[ST_F_STATUS] = mkf_str(FO_STATUS, fld);
William Lallemand74c24fb2016-11-21 17:18:36 +01002196 stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (px->lbprm.tot_weight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv);
2197 stats[ST_F_ACT] = mkf_u32(0, px->srv_act);
2198 stats[ST_F_BCK] = mkf_u32(0, px->srv_bck);
2199 stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, px->down_trans);
2200 stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - px->last_change);
2201 if (px->srv)
2202 stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, be_downtime(px));
2203
2204 stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid);
2205 stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid);
2206 stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0);
2207 stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_lbconn);
2208 stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_BE);
2209 stats[ST_F_RATE] = mkf_u32(0, read_freq_ctr(&px->be_sess_per_sec));
2210 stats[ST_F_RATE_MAX] = mkf_u32(0, px->be_counters.sps_max);
2211
Willy Tarreau708c4162019-10-09 10:19:16 +02002212 if (flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01002213 if (px->cookie_name)
2214 stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, px->cookie_name);
2215 stats[ST_F_ALGO] = mkf_str(FO_CONFIG|FS_SERVICE, backend_lb_algo_str(px->lbprm.algo & BE_LB_ALGO));
2216 }
2217
2218 /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */
2219 if (px->mode == PR_MODE_HTTP) {
2220 stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->be_counters.p.http.cum_req);
2221 stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[1]);
2222 stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[2]);
2223 stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[3]);
2224 stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[4]);
2225 stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[5]);
2226 stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[0]);
Willy Tarreaua1214a52018-12-14 14:00:25 +01002227 stats[ST_F_CACHE_LOOKUPS] = mkf_u64(FN_COUNTER, px->be_counters.p.http.cache_lookups);
2228 stats[ST_F_CACHE_HITS] = mkf_u64(FN_COUNTER, px->be_counters.p.http.cache_hits);
William Lallemand74c24fb2016-11-21 17:18:36 +01002229 }
2230
2231 stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.cli_aborts);
2232 stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.srv_aborts);
2233
2234 /* compression: in, out, bypassed, responses */
2235 stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->be_counters.comp_in);
2236 stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->be_counters.comp_out);
2237 stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->be_counters.comp_byp);
2238 stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->be_counters.p.http.comp_rsp);
2239 stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, be_lastsession(px));
2240
Marcin Deraneka8dbdf32020-05-15 20:02:40 +02002241 be_samples_counter = (px->mode == PR_MODE_HTTP) ? px->be_counters.p.http.cum_req : px->be_counters.cum_lbconn;
2242 if (be_samples_counter < TIME_STATS_SAMPLES && be_samples_counter > 0)
2243 be_samples_window = be_samples_counter;
2244
2245 stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.q_time, be_samples_window));
2246 stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.c_time, be_samples_window));
2247 stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.d_time, be_samples_window));
2248 stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.t_time, be_samples_window));
William Lallemand74c24fb2016-11-21 17:18:36 +01002249
Christopher Faulet0d1c2a62019-11-08 14:59:51 +01002250 stats[ST_F_QT_MAX] = mkf_u32(FN_MAX, px->be_counters.qtime_max);
2251 stats[ST_F_CT_MAX] = mkf_u32(FN_MAX, px->be_counters.ctime_max);
2252 stats[ST_F_RT_MAX] = mkf_u32(FN_MAX, px->be_counters.dtime_max);
2253 stats[ST_F_TT_MAX] = mkf_u32(FN_MAX, px->be_counters.ttime_max);
2254
William Lallemand74c24fb2016-11-21 17:18:36 +01002255 return 1;
2256}
2257
2258/* Dumps a line for backend <px> to the trash for and uses the state from stream
Willy Tarreau43241ff2019-10-09 11:27:51 +02002259 * interface <si>. The caller is responsible for clearing the trash if needed.
2260 * Returns non-zero if it emits anything, zero otherwise.
William Lallemand74c24fb2016-11-21 17:18:36 +01002261 */
Willy Tarreau43241ff2019-10-09 11:27:51 +02002262static int stats_dump_be_stats(struct stream_interface *si, struct proxy *px)
William Lallemand74c24fb2016-11-21 17:18:36 +01002263{
2264 struct appctx *appctx = __objt_appctx(si->end);
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02002265 struct field *stats = stat_l[STATS_DOMAIN_PROXY];
2266 struct stats_module *mod;
2267 size_t stats_count = ST_F_TOTAL_FIELDS;
William Lallemand74c24fb2016-11-21 17:18:36 +01002268
2269 if (!(px->cap & PR_CAP_BE))
2270 return 0;
2271
2272 if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_BE)))
2273 return 0;
2274
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02002275 memset(stats, 0, sizeof(struct field) * stat_count[STATS_DOMAIN_PROXY]);
2276
Willy Tarreau43241ff2019-10-09 11:27:51 +02002277 if (!stats_fill_be_stats(px, appctx->ctx.stats.flags, stats, ST_F_TOTAL_FIELDS))
William Lallemand74c24fb2016-11-21 17:18:36 +01002278 return 0;
2279
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02002280 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
2281 struct extra_counters *counters;
2282
2283 if (stats_get_domain(mod->domain_flags) != STATS_DOMAIN_PROXY)
2284 continue;
2285
2286 if (!(stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_BE)) {
2287 stats_count += mod->stats_count;
2288 continue;
2289 }
2290
2291 counters = EXTRA_COUNTERS_GET(px->extra_counters_be, mod);
2292 mod->fill_stats(counters, stats + stats_count);
2293 stats_count += mod->stats_count;
2294 }
2295
2296 return stats_dump_one_line(stats, stats_count, appctx);
William Lallemand74c24fb2016-11-21 17:18:36 +01002297}
2298
2299/* Dumps the HTML table header for proxy <px> to the trash for and uses the state from
2300 * stream interface <si> and per-uri parameters <uri>. The caller is responsible
2301 * for clearing the trash if needed.
2302 */
Willy Tarreau676c29e2019-10-09 10:50:01 +02002303static void stats_dump_html_px_hdr(struct stream_interface *si, struct proxy *px)
William Lallemand74c24fb2016-11-21 17:18:36 +01002304{
2305 struct appctx *appctx = __objt_appctx(si->end);
2306 char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN];
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02002307 struct stats_module *mod;
2308 int stats_module_len = 0;
William Lallemand74c24fb2016-11-21 17:18:36 +01002309
2310 if (px->cap & PR_CAP_BE && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) {
2311 /* A form to enable/disable this proxy servers */
2312
2313 /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */
2314 scope_txt[0] = 0;
2315 if (appctx->ctx.stats.scope_len) {
Christopher Fauleted7a0662019-01-14 11:07:34 +01002316 const char *scope_ptr = stats_scope_ptr(appctx, si);
2317
William Lallemand74c24fb2016-11-21 17:18:36 +01002318 strcpy(scope_txt, STAT_SCOPE_PATTERN);
Christopher Fauleted7a0662019-01-14 11:07:34 +01002319 memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, appctx->ctx.stats.scope_len);
William Lallemand74c24fb2016-11-21 17:18:36 +01002320 scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0;
2321 }
2322
2323 chunk_appendf(&trash,
2324 "<form method=\"post\">");
2325 }
2326
2327 /* print a new table */
2328 chunk_appendf(&trash,
2329 "<table class=\"tbl\" width=\"100%%\">\n"
2330 "<tr class=\"titre\">"
2331 "<th class=\"pxname\" width=\"10%%\">");
2332
2333 chunk_appendf(&trash,
2334 "<a name=\"%s\"></a>%s"
2335 "<a class=px href=\"#%s\">%s</a>",
2336 px->id,
Willy Tarreau676c29e2019-10-09 10:50:01 +02002337 (appctx->ctx.stats.flags & STAT_SHLGNDS) ? "<u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +01002338 px->id, px->id);
2339
Willy Tarreau676c29e2019-10-09 10:50:01 +02002340 if (appctx->ctx.stats.flags & STAT_SHLGNDS) {
William Lallemand74c24fb2016-11-21 17:18:36 +01002341 /* cap, mode, id */
2342 chunk_appendf(&trash, "<div class=tips>cap: %s, mode: %s, id: %d",
2343 proxy_cap_str(px->cap), proxy_mode_str(px->mode),
2344 px->uuid);
2345 chunk_appendf(&trash, "</div>");
2346 }
2347
2348 chunk_appendf(&trash,
2349 "%s</th>"
2350 "<th class=\"%s\" width=\"90%%\">%s</th>"
2351 "</tr>\n"
2352 "</table>\n"
2353 "<table class=\"tbl\" width=\"100%%\">\n"
2354 "<tr class=\"titre\">",
Willy Tarreau676c29e2019-10-09 10:50:01 +02002355 (appctx->ctx.stats.flags & STAT_SHLGNDS) ? "</u>":"",
William Lallemand74c24fb2016-11-21 17:18:36 +01002356 px->desc ? "desc" : "empty", px->desc ? px->desc : "");
2357
Christopher Fauletbc271ec2019-12-02 11:29:04 +01002358 if (appctx->ctx.stats.flags & STAT_ADMIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +01002359 /* Column heading for Enable or Disable server */
Christopher Fauletbc271ec2019-12-02 11:29:04 +01002360 if ((px->cap & PR_CAP_BE) && px->srv)
2361 chunk_appendf(&trash,
2362 "<th rowspan=2 width=1><input type=\"checkbox\" "
2363 "onclick=\"for(c in document.getElementsByClassName('%s-checkbox')) "
2364 "document.getElementsByClassName('%s-checkbox').item(c).checked = this.checked\"></th>",
2365 px->id,
2366 px->id);
2367 else
2368 chunk_appendf(&trash, "<th rowspan=2></th>");
William Lallemand74c24fb2016-11-21 17:18:36 +01002369 }
2370
2371 chunk_appendf(&trash,
2372 "<th rowspan=2></th>"
2373 "<th colspan=3>Queue</th>"
2374 "<th colspan=3>Session rate</th><th colspan=6>Sessions</th>"
2375 "<th colspan=2>Bytes</th><th colspan=2>Denied</th>"
2376 "<th colspan=3>Errors</th><th colspan=2>Warnings</th>"
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02002377 "<th colspan=9>Server</th>");
2378
2379 if (appctx->ctx.stats.flags & STAT_SHMODULES) {
2380 // calculate the count of module for colspan attribute
2381 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
2382 ++stats_module_len;
2383 }
2384 chunk_appendf(&trash, "<th colspan=%d>Extra modules</th>",
2385 stats_module_len);
2386 }
2387
2388 chunk_appendf(&trash,
William Lallemand74c24fb2016-11-21 17:18:36 +01002389 "</tr>\n"
2390 "<tr class=\"titre\">"
2391 "<th>Cur</th><th>Max</th><th>Limit</th>"
2392 "<th>Cur</th><th>Max</th><th>Limit</th><th>Cur</th><th>Max</th>"
2393 "<th>Limit</th><th>Total</th><th>LbTot</th><th>Last</th><th>In</th><th>Out</th>"
2394 "<th>Req</th><th>Resp</th><th>Req</th><th>Conn</th>"
2395 "<th>Resp</th><th>Retr</th><th>Redis</th>"
2396 "<th>Status</th><th>LastChk</th><th>Wght</th><th>Act</th>"
2397 "<th>Bck</th><th>Chk</th><th>Dwn</th><th>Dwntme</th>"
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02002398 "<th>Thrtle</th>\n");
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02002399
Amaury Denoyelle0b70a8a2020-10-05 11:49:45 +02002400 if (appctx->ctx.stats.flags & STAT_SHMODULES) {
2401 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
2402 chunk_appendf(&trash, "<th>%s</th>", mod->name);
2403 }
Amaury Denoyellee3f576c2020-10-05 11:49:44 +02002404 }
2405
2406 chunk_appendf(&trash, "</tr>");
William Lallemand74c24fb2016-11-21 17:18:36 +01002407}
2408
2409/* Dumps the HTML table trailer for proxy <px> to the trash for and uses the state from
2410 * stream interface <si>. The caller is responsible for clearing the trash if needed.
2411 */
2412static void stats_dump_html_px_end(struct stream_interface *si, struct proxy *px)
2413{
2414 struct appctx *appctx = __objt_appctx(si->end);
2415 chunk_appendf(&trash, "</table>");
2416
2417 if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) {
2418 /* close the form used to enable/disable this proxy servers */
2419 chunk_appendf(&trash,
2420 "Choose the action to perform on the checked servers : "
2421 "<select name=action>"
2422 "<option value=\"\"></option>"
2423 "<option value=\"ready\">Set state to READY</option>"
2424 "<option value=\"drain\">Set state to DRAIN</option>"
2425 "<option value=\"maint\">Set state to MAINT</option>"
2426 "<option value=\"dhlth\">Health: disable checks</option>"
2427 "<option value=\"ehlth\">Health: enable checks</option>"
2428 "<option value=\"hrunn\">Health: force UP</option>"
2429 "<option value=\"hnolb\">Health: force NOLB</option>"
2430 "<option value=\"hdown\">Health: force DOWN</option>"
2431 "<option value=\"dagent\">Agent: disable checks</option>"
2432 "<option value=\"eagent\">Agent: enable checks</option>"
2433 "<option value=\"arunn\">Agent: force UP</option>"
2434 "<option value=\"adown\">Agent: force DOWN</option>"
2435 "<option value=\"shutdown\">Kill Sessions</option>"
2436 "</select>"
2437 "<input type=\"hidden\" name=\"b\" value=\"#%d\">"
2438 "&nbsp;<input type=\"submit\" value=\"Apply\">"
2439 "</form>",
2440 px->uuid);
2441 }
2442
2443 chunk_appendf(&trash, "<p>\n");
2444}
2445
2446/*
2447 * Dumps statistics for a proxy. The output is sent to the stream interface's
2448 * input buffer. Returns 0 if it had to stop dumping data because of lack of
2449 * buffer space, or non-zero if everything completed. This function is used
2450 * both by the CLI and the HTTP entry points, and is able to dump the output
2451 * in HTML or CSV formats. If the later, <uri> must be NULL.
2452 */
Christopher Fauletef779222018-10-31 08:47:01 +01002453int stats_dump_proxy_to_buffer(struct stream_interface *si, struct htx *htx,
2454 struct proxy *px, struct uri_auth *uri)
William Lallemand74c24fb2016-11-21 17:18:36 +01002455{
2456 struct appctx *appctx = __objt_appctx(si->end);
2457 struct stream *s = si_strm(si);
2458 struct channel *rep = si_ic(si);
2459 struct server *sv, *svs; /* server and server-state, server-state=server or server->track */
2460 struct listener *l;
William Lallemand74c24fb2016-11-21 17:18:36 +01002461
2462 chunk_reset(&trash);
2463
2464 switch (appctx->ctx.stats.px_st) {
2465 case STAT_PX_ST_INIT:
2466 /* we are on a new proxy */
2467 if (uri && uri->scope) {
2468 /* we have a limited scope, we have to check the proxy name */
2469 struct stat_scope *scope;
2470 int len;
2471
2472 len = strlen(px->id);
2473 scope = uri->scope;
2474
2475 while (scope) {
2476 /* match exact proxy name */
2477 if (scope->px_len == len && !memcmp(px->id, scope->px_id, len))
2478 break;
2479
2480 /* match '.' which means 'self' proxy */
2481 if (!strcmp(scope->px_id, ".") && px == s->be)
2482 break;
2483 scope = scope->next;
2484 }
2485
2486 /* proxy name not found : don't dump anything */
2487 if (scope == NULL)
2488 return 1;
2489 }
2490
2491 /* if the user has requested a limited output and the proxy
2492 * name does not match, skip it.
2493 */
Christopher Fauleted7a0662019-01-14 11:07:34 +01002494 if (appctx->ctx.stats.scope_len) {
2495 const char *scope_ptr = stats_scope_ptr(appctx, si);
2496
2497 if (strnistr(px->id, strlen(px->id), scope_ptr, appctx->ctx.stats.scope_len) == NULL)
2498 return 1;
2499 }
William Lallemand74c24fb2016-11-21 17:18:36 +01002500
2501 if ((appctx->ctx.stats.flags & STAT_BOUND) &&
2502 (appctx->ctx.stats.iid != -1) &&
2503 (px->uuid != appctx->ctx.stats.iid))
2504 return 1;
2505
2506 appctx->ctx.stats.px_st = STAT_PX_ST_TH;
2507 /* fall through */
2508
2509 case STAT_PX_ST_TH:
2510 if (appctx->ctx.stats.flags & STAT_FMT_HTML) {
Willy Tarreau676c29e2019-10-09 10:50:01 +02002511 stats_dump_html_px_hdr(si, px);
Christopher Fauletef779222018-10-31 08:47:01 +01002512 if (!stats_putchk(rep, htx, &trash))
2513 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002514 }
2515
2516 appctx->ctx.stats.px_st = STAT_PX_ST_FE;
2517 /* fall through */
2518
2519 case STAT_PX_ST_FE:
2520 /* print the frontend */
2521 if (stats_dump_fe_stats(si, px)) {
Christopher Fauletef779222018-10-31 08:47:01 +01002522 if (!stats_putchk(rep, htx, &trash))
2523 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002524 }
2525
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002526 appctx->ctx.stats.obj2 = px->conf.listeners.n;
William Lallemand74c24fb2016-11-21 17:18:36 +01002527 appctx->ctx.stats.px_st = STAT_PX_ST_LI;
2528 /* fall through */
2529
2530 case STAT_PX_ST_LI:
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002531 /* obj2 points to listeners list as initialized above */
2532 for (; appctx->ctx.stats.obj2 != &px->conf.listeners; appctx->ctx.stats.obj2 = l->by_fe.n) {
Christopher Fauletef779222018-10-31 08:47:01 +01002533 if (htx) {
2534 if (htx_almost_full(htx))
2535 goto full;
2536 }
2537 else {
2538 if (buffer_almost_full(&rep->buf))
2539 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002540 }
2541
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002542 l = LIST_ELEM(appctx->ctx.stats.obj2, struct listener *, by_fe);
William Lallemand74c24fb2016-11-21 17:18:36 +01002543 if (!l->counters)
2544 continue;
2545
2546 if (appctx->ctx.stats.flags & STAT_BOUND) {
2547 if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SO)))
2548 break;
2549
2550 if (appctx->ctx.stats.sid != -1 && l->luid != appctx->ctx.stats.sid)
2551 continue;
2552 }
2553
2554 /* print the frontend */
Willy Tarreau43241ff2019-10-09 11:27:51 +02002555 if (stats_dump_li_stats(si, px, l)) {
Christopher Fauletef779222018-10-31 08:47:01 +01002556 if (!stats_putchk(rep, htx, &trash))
2557 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002558 }
2559 }
2560
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002561 appctx->ctx.stats.obj2 = px->srv; /* may be NULL */
William Lallemand74c24fb2016-11-21 17:18:36 +01002562 appctx->ctx.stats.px_st = STAT_PX_ST_SV;
2563 /* fall through */
2564
2565 case STAT_PX_ST_SV:
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002566 /* obj2 points to servers list as initialized above */
2567 for (; appctx->ctx.stats.obj2 != NULL; appctx->ctx.stats.obj2 = sv->next) {
Christopher Fauletef779222018-10-31 08:47:01 +01002568 if (htx) {
2569 if (htx_almost_full(htx))
2570 goto full;
2571 }
2572 else {
2573 if (buffer_almost_full(&rep->buf))
2574 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002575 }
2576
Amaury Denoyelleda5b6d12020-10-02 18:32:02 +02002577 sv = appctx->ctx.stats.obj2;
William Lallemand74c24fb2016-11-21 17:18:36 +01002578
2579 if (appctx->ctx.stats.flags & STAT_BOUND) {
2580 if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SV)))
2581 break;
2582
2583 if (appctx->ctx.stats.sid != -1 && sv->puid != appctx->ctx.stats.sid)
2584 continue;
2585 }
2586
Willy Tarreau3e320362020-10-23 17:28:57 +02002587 /* do not report disabled servers */
2588 if (appctx->ctx.stats.flags & STAT_HIDE_MAINT &&
2589 sv->cur_admin & SRV_ADMF_MAINT) {
2590 continue;
2591 }
2592
William Lallemand74c24fb2016-11-21 17:18:36 +01002593 svs = sv;
2594 while (svs->track)
2595 svs = svs->track;
2596
2597 /* do not report servers which are DOWN and not changing state */
2598 if ((appctx->ctx.stats.flags & STAT_HIDE_DOWN) &&
Emeric Brun52a91d32017-08-31 14:41:55 +02002599 ((sv->cur_admin & SRV_ADMF_MAINT) || /* server is in maintenance */
2600 (sv->cur_state == SRV_ST_STOPPED && /* server is down */
William Lallemand74c24fb2016-11-21 17:18:36 +01002601 (!((svs->agent.state | svs->check.state) & CHK_ST_ENABLED) ||
2602 ((svs->agent.state & CHK_ST_ENABLED) && !svs->agent.health) ||
2603 ((svs->check.state & CHK_ST_ENABLED) && !svs->check.health))))) {
2604 continue;
2605 }
2606
Willy Tarreau43241ff2019-10-09 11:27:51 +02002607 if (stats_dump_sv_stats(si, px, sv)) {
Christopher Fauletef779222018-10-31 08:47:01 +01002608 if (!stats_putchk(rep, htx, &trash))
2609 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002610 }
2611 } /* for sv */
2612
2613 appctx->ctx.stats.px_st = STAT_PX_ST_BE;
2614 /* fall through */
2615
2616 case STAT_PX_ST_BE:
2617 /* print the backend */
Willy Tarreau43241ff2019-10-09 11:27:51 +02002618 if (stats_dump_be_stats(si, px)) {
Christopher Fauletef779222018-10-31 08:47:01 +01002619 if (!stats_putchk(rep, htx, &trash))
2620 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002621 }
2622
2623 appctx->ctx.stats.px_st = STAT_PX_ST_END;
2624 /* fall through */
2625
2626 case STAT_PX_ST_END:
2627 if (appctx->ctx.stats.flags & STAT_FMT_HTML) {
2628 stats_dump_html_px_end(si, px);
Christopher Fauletef779222018-10-31 08:47:01 +01002629 if (!stats_putchk(rep, htx, &trash))
2630 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01002631 }
2632
2633 appctx->ctx.stats.px_st = STAT_PX_ST_FIN;
2634 /* fall through */
2635
2636 case STAT_PX_ST_FIN:
2637 return 1;
2638
2639 default:
2640 /* unknown state, we should put an abort() here ! */
2641 return 1;
2642 }
Christopher Fauletef779222018-10-31 08:47:01 +01002643
2644 full:
2645 si_rx_room_blk(si);
2646 return 0;
William Lallemand74c24fb2016-11-21 17:18:36 +01002647}
2648
2649/* Dumps the HTTP stats head block to the trash for and uses the per-uri
2650 * parameters <uri>. The caller is responsible for clearing the trash if needed.
2651 */
Willy Tarreau676c29e2019-10-09 10:50:01 +02002652static void stats_dump_html_head(struct appctx *appctx, struct uri_auth *uri)
William Lallemand74c24fb2016-11-21 17:18:36 +01002653{
2654 /* WARNING! This must fit in the first buffer !!! */
2655 chunk_appendf(&trash,
2656 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n"
2657 "\"http://www.w3.org/TR/html4/loose.dtd\">\n"
2658 "<html><head><title>Statistics Report for " PRODUCT_NAME "%s%s</title>\n"
zurikus6d599932020-08-18 11:16:05 +03002659 "<link rel=\"icon\" href=\"data:,\">\n"
William Lallemand74c24fb2016-11-21 17:18:36 +01002660 "<meta http-equiv=\"content-type\" content=\"text/html; charset=iso-8859-1\">\n"
2661 "<style type=\"text/css\"><!--\n"
2662 "body {"
2663 " font-family: arial, helvetica, sans-serif;"
2664 " font-size: 12px;"
2665 " font-weight: normal;"
2666 " color: black;"
2667 " background: white;"
2668 "}\n"
2669 "th,td {"
2670 " font-size: 10px;"
2671 "}\n"
2672 "h1 {"
2673 " font-size: x-large;"
2674 " margin-bottom: 0.5em;"
2675 "}\n"
2676 "h2 {"
2677 " font-family: helvetica, arial;"
2678 " font-size: x-large;"
2679 " font-weight: bold;"
2680 " font-style: italic;"
2681 " color: #6020a0;"
2682 " margin-top: 0em;"
2683 " margin-bottom: 0em;"
2684 "}\n"
2685 "h3 {"
2686 " font-family: helvetica, arial;"
2687 " font-size: 16px;"
2688 " font-weight: bold;"
2689 " color: #b00040;"
2690 " background: #e8e8d0;"
2691 " margin-top: 0em;"
2692 " margin-bottom: 0em;"
2693 "}\n"
2694 "li {"
2695 " margin-top: 0.25em;"
2696 " margin-right: 2em;"
2697 "}\n"
2698 ".hr {margin-top: 0.25em;"
2699 " border-color: black;"
2700 " border-bottom-style: solid;"
2701 "}\n"
2702 ".titre {background: #20D0D0;color: #000000; font-weight: bold; text-align: center;}\n"
2703 ".total {background: #20D0D0;color: #ffff80;}\n"
2704 ".frontend {background: #e8e8d0;}\n"
2705 ".socket {background: #d0d0d0;}\n"
2706 ".backend {background: #e8e8d0;}\n"
2707 ".active_down {background: #ff9090;}\n"
2708 ".active_going_up {background: #ffd020;}\n"
2709 ".active_going_down {background: #ffffa0;}\n"
2710 ".active_up {background: #c0ffc0;}\n"
2711 ".active_nolb {background: #20a0ff;}\n"
2712 ".active_draining {background: #20a0FF;}\n"
2713 ".active_no_check {background: #e0e0e0;}\n"
2714 ".backup_down {background: #ff9090;}\n"
2715 ".backup_going_up {background: #ff80ff;}\n"
2716 ".backup_going_down {background: #c060ff;}\n"
2717 ".backup_up {background: #b0d0ff;}\n"
2718 ".backup_nolb {background: #90b0e0;}\n"
2719 ".backup_draining {background: #cc9900;}\n"
2720 ".backup_no_check {background: #e0e0e0;}\n"
2721 ".maintain {background: #c07820;}\n"
2722 ".rls {letter-spacing: 0.2em; margin-right: 1px;}\n" /* right letter spacing (used for grouping digits) */
2723 "\n"
2724 "a.px:link {color: #ffff40; text-decoration: none;}"
2725 "a.px:visited {color: #ffff40; text-decoration: none;}"
2726 "a.px:hover {color: #ffffff; text-decoration: none;}"
2727 "a.lfsb:link {color: #000000; text-decoration: none;}"
2728 "a.lfsb:visited {color: #000000; text-decoration: none;}"
2729 "a.lfsb:hover {color: #505050; text-decoration: none;}"
2730 "\n"
2731 "table.tbl { border-collapse: collapse; border-style: none;}\n"
2732 "table.tbl td { text-align: right; border-width: 1px 1px 1px 1px; border-style: solid solid solid solid; padding: 2px 3px; border-color: gray; white-space: nowrap;}\n"
2733 "table.tbl td.ac { text-align: center;}\n"
2734 "table.tbl th { border-width: 1px; border-style: solid solid solid solid; border-color: gray;}\n"
2735 "table.tbl th.pxname { background: #b00040; color: #ffff40; font-weight: bold; border-style: solid solid none solid; padding: 2px 3px; white-space: nowrap;}\n"
2736 "table.tbl th.empty { border-style: none; empty-cells: hide; background: white;}\n"
2737 "table.tbl th.desc { background: white; border-style: solid solid none solid; text-align: left; padding: 2px 3px;}\n"
2738 "\n"
2739 "table.lgd { border-collapse: collapse; border-width: 1px; border-style: none none none solid; border-color: black;}\n"
2740 "table.lgd td { border-width: 1px; border-style: solid solid solid solid; border-color: gray; padding: 2px;}\n"
2741 "table.lgd td.noborder { border-style: none; padding: 2px; white-space: nowrap;}\n"
2742 "table.det { border-collapse: collapse; border-style: none; }\n"
2743 "table.det th { text-align: left; border-width: 0px; padding: 0px 1px 0px 0px; font-style:normal;font-size:11px;font-weight:bold;font-family: sans-serif;}\n"
2744 "table.det td { text-align: right; border-width: 0px; padding: 0px 0px 0px 4px; white-space: nowrap; font-style:normal;font-size:11px;font-weight:normal;}\n"
2745 "u {text-decoration:none; border-bottom: 1px dotted black;}\n"
2746 "div.tips {\n"
2747 " display:block;\n"
2748 " visibility:hidden;\n"
2749 " z-index:2147483647;\n"
2750 " position:absolute;\n"
2751 " padding:2px 4px 3px;\n"
2752 " background:#f0f060; color:#000000;\n"
2753 " border:1px solid #7040c0;\n"
2754 " white-space:nowrap;\n"
2755 " font-style:normal;font-size:11px;font-weight:normal;\n"
2756 " -moz-border-radius:3px;-webkit-border-radius:3px;border-radius:3px;\n"
2757 " -moz-box-shadow:gray 2px 2px 3px;-webkit-box-shadow:gray 2px 2px 3px;box-shadow:gray 2px 2px 3px;\n"
2758 "}\n"
2759 "u:hover div.tips {visibility:visible;}\n"
2760 "-->\n"
2761 "</style></head>\n",
Willy Tarreau676c29e2019-10-09 10:50:01 +02002762 (appctx->ctx.stats.flags & STAT_SHNODE) ? " on " : "",
Willy Tarreau027d2062020-01-23 11:47:13 +01002763 (appctx->ctx.stats.flags & STAT_SHNODE) ? (uri && uri->node ? uri->node : global.node) : ""
William Lallemand74c24fb2016-11-21 17:18:36 +01002764 );
2765}
2766
2767/* Dumps the HTML stats information block to the trash for and uses the state from
2768 * stream interface <si> and per-uri parameters <uri>. The caller is responsible
2769 * for clearing the trash if needed.
2770 */
2771static void stats_dump_html_info(struct stream_interface *si, struct uri_auth *uri)
2772{
2773 struct appctx *appctx = __objt_appctx(si->end);
2774 unsigned int up = (now.tv_sec - start_date.tv_sec);
2775 char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN];
Christopher Fauleted7a0662019-01-14 11:07:34 +01002776 const char *scope_ptr = stats_scope_ptr(appctx, si);
Willy Tarreau1713c032019-05-23 12:23:55 +02002777 unsigned long long bps = (unsigned long long)read_freq_ctr(&global.out_32bps) * 32;
2778
2779 /* Turn the bytes per second to bits per second and take care of the
2780 * usual ethernet overhead in order to help figure how far we are from
2781 * interface saturation since it's the only case which usually matters.
2782 * For this we count the total size of an Ethernet frame on the wire
2783 * including preamble and IFG (1538) for the largest TCP segment it
2784 * transports (1448 with TCP timestamps). This is not valid for smaller
2785 * packets (under-estimated), but it gives a reasonably accurate
2786 * estimation of how far we are from uplink saturation.
2787 */
2788 bps = bps * 8 * 1538 / 1448;
William Lallemand74c24fb2016-11-21 17:18:36 +01002789
2790 /* WARNING! this has to fit the first packet too.
2791 * We are around 3.5 kB, add adding entries will
2792 * become tricky if we want to support 4kB buffers !
2793 */
2794 chunk_appendf(&trash,
2795 "<body><h1><a href=\"" PRODUCT_URL "\" style=\"text-decoration: none;\">"
2796 PRODUCT_NAME "%s</a></h1>\n"
2797 "<h2>Statistics Report for pid %d%s%s%s%s</h2>\n"
2798 "<hr width=\"100%%\" class=\"hr\">\n"
2799 "<h3>&gt; General process information</h3>\n"
2800 "<table border=0><tr><td align=\"left\" nowrap width=\"1%%\">\n"
Yves Lafon95317282018-02-26 11:10:37 +01002801 "<p><b>pid = </b> %d (process #%d, nbproc = %d, nbthread = %d)<br>\n"
William Lallemand74c24fb2016-11-21 17:18:36 +01002802 "<b>uptime = </b> %dd %dh%02dm%02ds<br>\n"
2803 "<b>system limits:</b> memmax = %s%s; ulimit-n = %d<br>\n"
2804 "<b>maxsock = </b> %d; <b>maxconn = </b> %d; <b>maxpipes = </b> %d<br>\n"
Willy Tarreau1713c032019-05-23 12:23:55 +02002805 "current conns = %d; current pipes = %d/%d; conn rate = %d/sec; bit rate = %.3f %cbps<br>\n"
William Lallemand74c24fb2016-11-21 17:18:36 +01002806 "Running tasks: %d/%d; idle = %d %%<br>\n"
2807 "</td><td align=\"center\" nowrap>\n"
2808 "<table class=\"lgd\"><tr>\n"
2809 "<td class=\"active_up\">&nbsp;</td><td class=\"noborder\">active UP </td>"
2810 "<td class=\"backup_up\">&nbsp;</td><td class=\"noborder\">backup UP </td>"
2811 "</tr><tr>\n"
2812 "<td class=\"active_going_down\"></td><td class=\"noborder\">active UP, going down </td>"
2813 "<td class=\"backup_going_down\"></td><td class=\"noborder\">backup UP, going down </td>"
2814 "</tr><tr>\n"
2815 "<td class=\"active_going_up\"></td><td class=\"noborder\">active DOWN, going up </td>"
2816 "<td class=\"backup_going_up\"></td><td class=\"noborder\">backup DOWN, going up </td>"
2817 "</tr><tr>\n"
2818 "<td class=\"active_down\"></td><td class=\"noborder\">active or backup DOWN &nbsp;</td>"
2819 "<td class=\"active_no_check\"></td><td class=\"noborder\">not checked </td>"
2820 "</tr><tr>\n"
2821 "<td class=\"maintain\"></td><td class=\"noborder\" colspan=\"3\">active or backup DOWN for maintenance (MAINT) &nbsp;</td>"
2822 "</tr><tr>\n"
2823 "<td class=\"active_draining\"></td><td class=\"noborder\" colspan=\"3\">active or backup SOFT STOPPED for maintenance &nbsp;</td>"
2824 "</tr></table>\n"
2825 "Note: \"NOLB\"/\"DRAIN\" = UP with load-balancing disabled."
2826 "</td>"
2827 "<td align=\"left\" valign=\"top\" nowrap width=\"1%%\">"
2828 "<b>Display option:</b><ul style=\"margin-top: 0.25em;\">"
2829 "",
Willy Tarreau676c29e2019-10-09 10:50:01 +02002830 (appctx->ctx.stats.flags & STAT_HIDEVER) ? "" : (stats_version_string),
2831 pid, (appctx->ctx.stats.flags & STAT_SHNODE) ? " on " : "",
2832 (appctx->ctx.stats.flags & STAT_SHNODE) ? (uri->node ? uri->node : global.node) : "",
2833 (appctx->ctx.stats.flags & STAT_SHDESC) ? ": " : "",
2834 (appctx->ctx.stats.flags & STAT_SHDESC) ? (uri->desc ? uri->desc : global.desc) : "",
Yves Lafon95317282018-02-26 11:10:37 +01002835 pid, relative_pid, global.nbproc, global.nbthread,
William Lallemand74c24fb2016-11-21 17:18:36 +01002836 up / 86400, (up % 86400) / 3600,
2837 (up % 3600) / 60, (up % 60),
2838 global.rlimit_memmax ? ultoa(global.rlimit_memmax) : "unlimited",
2839 global.rlimit_memmax ? " MB" : "",
2840 global.rlimit_nofile,
2841 global.maxsock, global.maxconn, global.maxpipes,
2842 actconn, pipes_used, pipes_used+pipes_free, read_freq_ctr(&global.conn_per_sec),
Willy Tarreau1713c032019-05-23 12:23:55 +02002843 bps >= 1000000000UL ? (bps / 1000000000.0) : bps >= 1000000UL ? (bps / 1000000.0) : (bps / 1000.0),
2844 bps >= 1000000000UL ? 'G' : bps >= 1000000UL ? 'M' : 'k',
Willy Tarreau81036f22019-05-20 19:24:50 +02002845 tasks_run_queue_cur, nb_tasks_cur, ti->idle_pct
William Lallemand74c24fb2016-11-21 17:18:36 +01002846 );
2847
2848 /* scope_txt = search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */
Christopher Fauleted7a0662019-01-14 11:07:34 +01002849 memcpy(scope_txt, scope_ptr, appctx->ctx.stats.scope_len);
William Lallemand74c24fb2016-11-21 17:18:36 +01002850 scope_txt[appctx->ctx.stats.scope_len] = '\0';
2851
2852 chunk_appendf(&trash,
2853 "<li><form method=\"GET\">Scope : <input value=\"%s\" name=\"" STAT_SCOPE_INPUT_NAME "\" size=\"8\" maxlength=\"%d\" tabindex=\"1\"/></form>\n",
2854 (appctx->ctx.stats.scope_len > 0) ? scope_txt : "",
2855 STAT_SCOPE_TXT_MAXLEN);
2856
2857 /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */
2858 scope_txt[0] = 0;
2859 if (appctx->ctx.stats.scope_len) {
2860 strcpy(scope_txt, STAT_SCOPE_PATTERN);
Christopher Fauleted7a0662019-01-14 11:07:34 +01002861 memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, appctx->ctx.stats.scope_len);
William Lallemand74c24fb2016-11-21 17:18:36 +01002862 scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0;
2863 }
2864
2865 if (appctx->ctx.stats.flags & STAT_HIDE_DOWN)
2866 chunk_appendf(&trash,
2867 "<li><a href=\"%s%s%s%s\">Show all servers</a><br>\n",
2868 uri->uri_prefix,
2869 "",
2870 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2871 scope_txt);
2872 else
2873 chunk_appendf(&trash,
2874 "<li><a href=\"%s%s%s%s\">Hide 'DOWN' servers</a><br>\n",
2875 uri->uri_prefix,
2876 ";up",
2877 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2878 scope_txt);
2879
2880 if (uri->refresh > 0) {
2881 if (appctx->ctx.stats.flags & STAT_NO_REFRESH)
2882 chunk_appendf(&trash,
2883 "<li><a href=\"%s%s%s%s\">Enable refresh</a><br>\n",
2884 uri->uri_prefix,
2885 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2886 "",
2887 scope_txt);
2888 else
2889 chunk_appendf(&trash,
2890 "<li><a href=\"%s%s%s%s\">Disable refresh</a><br>\n",
2891 uri->uri_prefix,
2892 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2893 ";norefresh",
2894 scope_txt);
2895 }
2896
2897 chunk_appendf(&trash,
2898 "<li><a href=\"%s%s%s%s\">Refresh now</a><br>\n",
2899 uri->uri_prefix,
2900 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2901 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2902 scope_txt);
2903
2904 chunk_appendf(&trash,
2905 "<li><a href=\"%s;csv%s%s\">CSV export</a><br>\n",
2906 uri->uri_prefix,
2907 (uri->refresh > 0) ? ";norefresh" : "",
2908 scope_txt);
2909
2910 chunk_appendf(&trash,
Christopher Faulet6338a082019-09-09 15:50:54 +02002911 "<li><a href=\"%s;json%s%s\">JSON export</a> (<a href=\"%s;json-schema\">schema</a>)<br>\n",
2912 uri->uri_prefix,
2913 (uri->refresh > 0) ? ";norefresh" : "",
2914 scope_txt, uri->uri_prefix);
2915
2916 chunk_appendf(&trash,
William Lallemand74c24fb2016-11-21 17:18:36 +01002917 "</ul></td>"
2918 "<td align=\"left\" valign=\"top\" nowrap width=\"1%%\">"
2919 "<b>External resources:</b><ul style=\"margin-top: 0.25em;\">\n"
2920 "<li><a href=\"" PRODUCT_URL "\">Primary site</a><br>\n"
2921 "<li><a href=\"" PRODUCT_URL_UPD "\">Updates (v" PRODUCT_BRANCH ")</a><br>\n"
2922 "<li><a href=\"" PRODUCT_URL_DOC "\">Online manual</a><br>\n"
2923 "</ul>"
2924 "</td>"
2925 "</tr></table>\n"
2926 ""
2927 );
2928
2929 if (appctx->ctx.stats.st_code) {
2930 switch (appctx->ctx.stats.st_code) {
2931 case STAT_STATUS_DONE:
2932 chunk_appendf(&trash,
2933 "<p><div class=active_up>"
2934 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2935 "Action processed successfully."
2936 "</div>\n", uri->uri_prefix,
2937 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2938 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2939 scope_txt);
2940 break;
2941 case STAT_STATUS_NONE:
2942 chunk_appendf(&trash,
2943 "<p><div class=active_going_down>"
2944 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2945 "Nothing has changed."
2946 "</div>\n", uri->uri_prefix,
2947 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2948 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2949 scope_txt);
2950 break;
2951 case STAT_STATUS_PART:
2952 chunk_appendf(&trash,
2953 "<p><div class=active_going_down>"
2954 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2955 "Action partially processed.<br>"
2956 "Some server names are probably unknown or ambiguous (duplicated names in the backend)."
2957 "</div>\n", uri->uri_prefix,
2958 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2959 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2960 scope_txt);
2961 break;
2962 case STAT_STATUS_ERRP:
2963 chunk_appendf(&trash,
2964 "<p><div class=active_down>"
2965 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2966 "Action not processed because of invalid parameters."
2967 "<ul>"
2968 "<li>The action is maybe unknown.</li>"
Christopher Faulet2f9a41d2019-02-27 15:30:57 +01002969 "<li>Invalid key parameter (empty or too long).</li>"
William Lallemand74c24fb2016-11-21 17:18:36 +01002970 "<li>The backend name is probably unknown or ambiguous (duplicated names).</li>"
2971 "<li>Some server names are probably unknown or ambiguous (duplicated names in the backend).</li>"
2972 "</ul>"
2973 "</div>\n", uri->uri_prefix,
2974 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2975 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2976 scope_txt);
2977 break;
2978 case STAT_STATUS_EXCD:
2979 chunk_appendf(&trash,
2980 "<p><div class=active_down>"
2981 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2982 "<b>Action not processed : the buffer couldn't store all the data.<br>"
2983 "You should retry with less servers at a time.</b>"
2984 "</div>\n", uri->uri_prefix,
2985 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2986 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2987 scope_txt);
2988 break;
2989 case STAT_STATUS_DENY:
2990 chunk_appendf(&trash,
2991 "<p><div class=active_down>"
2992 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
2993 "<b>Action denied.</b>"
2994 "</div>\n", uri->uri_prefix,
2995 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
2996 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
2997 scope_txt);
2998 break;
Christopher Faulet3c2ecf72019-02-27 16:41:27 +01002999 case STAT_STATUS_IVAL:
3000 chunk_appendf(&trash,
3001 "<p><div class=active_down>"
3002 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
3003 "<b>Invalid requests (unsupported method or chunked encoded request).</b>"
3004 "</div>\n", uri->uri_prefix,
3005 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
3006 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
3007 scope_txt);
3008 break;
William Lallemand74c24fb2016-11-21 17:18:36 +01003009 default:
3010 chunk_appendf(&trash,
3011 "<p><div class=active_no_check>"
3012 "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> "
3013 "Unexpected result."
3014 "</div>\n", uri->uri_prefix,
3015 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
3016 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
3017 scope_txt);
3018 }
3019 chunk_appendf(&trash, "<p>\n");
3020 }
3021}
3022
3023/* Dumps the HTML stats trailer block to the trash. The caller is responsible
3024 * for clearing the trash if needed.
3025 */
3026static void stats_dump_html_end()
3027{
3028 chunk_appendf(&trash, "</body></html>\n");
3029}
3030
Simon Horman05ee2132017-01-04 09:37:25 +01003031/* Dumps the stats JSON header to the trash buffer which. The caller is responsible
3032 * for clearing it if needed.
3033 */
3034static void stats_dump_json_header()
3035{
3036 chunk_strcat(&trash, "[");
3037}
3038
3039
3040/* Dumps the JSON stats trailer block to the trash. The caller is responsible
3041 * for clearing the trash if needed.
3042 */
3043static void stats_dump_json_end()
3044{
3045 chunk_strcat(&trash, "]");
3046}
3047
Amaury Denoyelle98b81cb2020-10-02 18:32:04 +02003048/* Uses <appctx.ctx.stats.obj1> as a pointer to the current proxy and <obj2> as
3049 * a pointer to the current server/listener.
3050 */
3051static int stats_dump_proxies(struct stream_interface *si,
3052 struct htx *htx,
3053 struct uri_auth *uri)
3054{
3055 struct appctx *appctx = __objt_appctx(si->end);
3056 struct channel *rep = si_ic(si);
3057 struct proxy *px;
3058
3059 /* dump proxies */
3060 while (appctx->ctx.stats.obj1) {
3061 if (htx) {
3062 if (htx_almost_full(htx))
3063 goto full;
3064 }
3065 else {
3066 if (buffer_almost_full(&rep->buf))
3067 goto full;
3068 }
3069
3070 px = appctx->ctx.stats.obj1;
3071 /* skip the disabled proxies, global frontend and non-networked ones */
Willy Tarreauc3914d42020-09-24 08:39:22 +02003072 if (!px->disabled && px->uuid > 0 && (px->cap & (PR_CAP_FE | PR_CAP_BE))) {
Amaury Denoyelle98b81cb2020-10-02 18:32:04 +02003073 if (stats_dump_proxy_to_buffer(si, htx, px, uri) == 0)
3074 return 0;
3075 }
3076
3077 appctx->ctx.stats.obj1 = px->next;
3078 appctx->ctx.stats.px_st = STAT_PX_ST_INIT;
3079 }
3080
3081 return 1;
3082
3083 full:
3084 si_rx_room_blk(si);
3085 return 0;
3086}
3087
William Lallemand74c24fb2016-11-21 17:18:36 +01003088/* This function dumps statistics onto the stream interface's read buffer in
3089 * either CSV or HTML format. <uri> contains some HTML-specific parameters that
3090 * are ignored for CSV format (hence <uri> may be NULL there). It returns 0 if
3091 * it had to stop writing data and an I/O is needed, 1 if the dump is finished
3092 * and the stream must be closed, or -1 in case of any error. This function is
3093 * used by both the CLI and the HTTP handlers.
3094 */
Christopher Fauletef779222018-10-31 08:47:01 +01003095static int stats_dump_stat_to_buffer(struct stream_interface *si, struct htx *htx,
3096 struct uri_auth *uri)
William Lallemand74c24fb2016-11-21 17:18:36 +01003097{
3098 struct appctx *appctx = __objt_appctx(si->end);
3099 struct channel *rep = si_ic(si);
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02003100 enum stats_domain domain = appctx->ctx.stats.domain;
William Lallemand74c24fb2016-11-21 17:18:36 +01003101
3102 chunk_reset(&trash);
3103
3104 switch (appctx->st2) {
3105 case STAT_ST_INIT:
3106 appctx->st2 = STAT_ST_HEAD; /* let's start producing data */
3107 /* fall through */
3108
3109 case STAT_ST_HEAD:
3110 if (appctx->ctx.stats.flags & STAT_FMT_HTML)
Willy Tarreau676c29e2019-10-09 10:50:01 +02003111 stats_dump_html_head(appctx, uri);
Christopher Faulet6338a082019-09-09 15:50:54 +02003112 else if (appctx->ctx.stats.flags & STAT_JSON_SCHM)
3113 stats_dump_json_schema(&trash);
Simon Horman05ee2132017-01-04 09:37:25 +01003114 else if (appctx->ctx.stats.flags & STAT_FMT_JSON)
Willy Tarreau9d7fb632017-04-11 07:53:04 +02003115 stats_dump_json_header();
William Lallemand74c24fb2016-11-21 17:18:36 +01003116 else if (!(appctx->ctx.stats.flags & STAT_FMT_TYPED))
Amaury Denoyelle50660a82020-10-05 11:49:39 +02003117 stats_dump_csv_header(appctx->ctx.stats.domain);
William Lallemand74c24fb2016-11-21 17:18:36 +01003118
Christopher Fauletef779222018-10-31 08:47:01 +01003119 if (!stats_putchk(rep, htx, &trash))
3120 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01003121
Christopher Faulet6338a082019-09-09 15:50:54 +02003122 if (appctx->ctx.stats.flags & STAT_JSON_SCHM) {
3123 appctx->st2 = STAT_ST_FIN;
3124 return 1;
3125 }
William Lallemand74c24fb2016-11-21 17:18:36 +01003126 appctx->st2 = STAT_ST_INFO;
3127 /* fall through */
3128
3129 case STAT_ST_INFO:
3130 if (appctx->ctx.stats.flags & STAT_FMT_HTML) {
3131 stats_dump_html_info(si, uri);
Christopher Fauletef779222018-10-31 08:47:01 +01003132 if (!stats_putchk(rep, htx, &trash))
3133 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01003134 }
3135
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02003136 if (domain == STATS_DOMAIN_PROXY)
3137 appctx->ctx.stats.obj1 = proxies_list;
3138
William Lallemand74c24fb2016-11-21 17:18:36 +01003139 appctx->ctx.stats.px_st = STAT_PX_ST_INIT;
3140 appctx->st2 = STAT_ST_LIST;
3141 /* fall through */
3142
3143 case STAT_ST_LIST:
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02003144 switch (domain) {
3145 case STATS_DOMAIN_DNS:
3146 if (!stats_dump_dns(si, stat_l[domain],
3147 stat_count[domain],
3148 &stats_module_list[domain])) {
3149 return 0;
3150 }
3151 break;
3152
3153 case STATS_DOMAIN_PROXY:
3154 default:
3155 /* dump proxies */
3156 if (!stats_dump_proxies(si, htx, uri))
3157 return 0;
3158 break;
3159 }
William Lallemand74c24fb2016-11-21 17:18:36 +01003160
3161 appctx->st2 = STAT_ST_END;
3162 /* fall through */
3163
3164 case STAT_ST_END:
Simon Horman05ee2132017-01-04 09:37:25 +01003165 if (appctx->ctx.stats.flags & (STAT_FMT_HTML|STAT_FMT_JSON)) {
3166 if (appctx->ctx.stats.flags & STAT_FMT_HTML)
3167 stats_dump_html_end();
3168 else
3169 stats_dump_json_end();
Christopher Fauletef779222018-10-31 08:47:01 +01003170 if (!stats_putchk(rep, htx, &trash))
3171 goto full;
William Lallemand74c24fb2016-11-21 17:18:36 +01003172 }
3173
3174 appctx->st2 = STAT_ST_FIN;
3175 /* fall through */
3176
3177 case STAT_ST_FIN:
3178 return 1;
3179
3180 default:
3181 /* unknown state ! */
3182 appctx->st2 = STAT_ST_FIN;
3183 return -1;
3184 }
Christopher Fauletef779222018-10-31 08:47:01 +01003185
3186 full:
3187 si_rx_room_blk(si);
3188 return 0;
3189
William Lallemand74c24fb2016-11-21 17:18:36 +01003190}
3191
3192/* We reached the stats page through a POST request. The appctx is
3193 * expected to have already been allocated by the caller.
3194 * Parse the posted data and enable/disable servers if necessary.
3195 * Returns 1 if request was parsed or zero if it needs more data.
3196 */
3197static int stats_process_http_post(struct stream_interface *si)
3198{
3199 struct stream *s = si_strm(si);
3200 struct appctx *appctx = objt_appctx(si->end);
3201
3202 struct proxy *px = NULL;
3203 struct server *sv = NULL;
3204
3205 char key[LINESIZE];
3206 int action = ST_ADM_ACTION_NONE;
3207 int reprocess = 0;
3208
3209 int total_servers = 0;
3210 int altered_servers = 0;
3211
3212 char *first_param, *cur_param, *next_param, *end_params;
3213 char *st_cur_param = NULL;
3214 char *st_next_param = NULL;
3215
Christopher Fauleta3618372018-12-13 21:59:56 +01003216 struct buffer *temp = get_trash_chunk();
William Lallemand74c24fb2016-11-21 17:18:36 +01003217
Christopher Fauletb7f88902019-07-15 21:56:43 +02003218 struct htx *htx = htxbuf(&s->req.buf);
3219 struct htx_blk *blk;
Christopher Fauleta3618372018-12-13 21:59:56 +01003220
Christopher Fauletb7f88902019-07-15 21:56:43 +02003221 /* we need more data */
3222 if (s->txn->req.msg_state < HTTP_MSG_DONE) {
3223 /* check if we can receive more */
3224 if (htx_free_data_space(htx) <= global.tune.maxrewrite) {
3225 appctx->ctx.stats.st_code = STAT_STATUS_EXCD;
3226 goto out;
Christopher Fauleta3618372018-12-13 21:59:56 +01003227 }
Christopher Fauletb7f88902019-07-15 21:56:43 +02003228 goto wait;
3229 }
Christopher Fauleta3618372018-12-13 21:59:56 +01003230
Christopher Fauletb7f88902019-07-15 21:56:43 +02003231 /* The request was fully received. Copy data */
3232 blk = htx_get_head_blk(htx);
3233 while (blk) {
3234 enum htx_blk_type type = htx_get_blk_type(blk);
Christopher Fauleta3618372018-12-13 21:59:56 +01003235
Christopher Fauletb7f88902019-07-15 21:56:43 +02003236 if (type == HTX_BLK_EOM || type == HTX_BLK_TLR || type == HTX_BLK_EOT)
3237 break;
3238 if (type == HTX_BLK_DATA) {
3239 struct ist v = htx_get_blk_value(htx, blk);
Christopher Fauleta3618372018-12-13 21:59:56 +01003240
Christopher Fauletb7f88902019-07-15 21:56:43 +02003241 if (!chunk_memcat(temp, v.ptr, v.len)) {
Christopher Faulet2f9a41d2019-02-27 15:30:57 +01003242 appctx->ctx.stats.st_code = STAT_STATUS_EXCD;
3243 goto out;
3244 }
Christopher Fauleta3618372018-12-13 21:59:56 +01003245 }
Christopher Fauletb7f88902019-07-15 21:56:43 +02003246 blk = htx_get_next_blk(htx, blk);
William Lallemand74c24fb2016-11-21 17:18:36 +01003247 }
3248
Willy Tarreau843b7cb2018-07-13 10:54:26 +02003249 first_param = temp->area;
Christopher Fauleta3618372018-12-13 21:59:56 +01003250 end_params = temp->area + temp->data;
William Lallemand74c24fb2016-11-21 17:18:36 +01003251 cur_param = next_param = end_params;
3252 *end_params = '\0';
3253
3254 appctx->ctx.stats.st_code = STAT_STATUS_NONE;
3255
3256 /*
3257 * Parse the parameters in reverse order to only store the last value.
3258 * From the html form, the backend and the action are at the end.
3259 */
3260 while (cur_param > first_param) {
3261 char *value;
3262 int poffset, plen;
3263
3264 cur_param--;
3265
3266 if ((*cur_param == '&') || (cur_param == first_param)) {
3267 reprocess_servers:
3268 /* Parse the key */
3269 poffset = (cur_param != first_param ? 1 : 0);
3270 plen = next_param - cur_param + (cur_param == first_param ? 1 : 0);
3271 if ((plen > 0) && (plen <= sizeof(key))) {
3272 strncpy(key, cur_param + poffset, plen);
3273 key[plen - 1] = '\0';
3274 } else {
Christopher Faulet2f9a41d2019-02-27 15:30:57 +01003275 appctx->ctx.stats.st_code = STAT_STATUS_ERRP;
William Lallemand74c24fb2016-11-21 17:18:36 +01003276 goto out;
3277 }
3278
3279 /* Parse the value */
3280 value = key;
3281 while (*value != '\0' && *value != '=') {
3282 value++;
3283 }
3284 if (*value == '=') {
3285 /* Ok, a value is found, we can mark the end of the key */
3286 *value++ = '\0';
3287 }
Willy Tarreau62ba9ba2020-04-23 17:54:47 +02003288 if (url_decode(key, 1) < 0 || url_decode(value, 1) < 0)
William Lallemand74c24fb2016-11-21 17:18:36 +01003289 break;
3290
3291 /* Now we can check the key to see what to do */
3292 if (!px && (strcmp(key, "b") == 0)) {
3293 if ((px = proxy_be_by_name(value)) == NULL) {
3294 /* the backend name is unknown or ambiguous (duplicate names) */
3295 appctx->ctx.stats.st_code = STAT_STATUS_ERRP;
3296 goto out;
3297 }
3298 }
3299 else if (!action && (strcmp(key, "action") == 0)) {
3300 if (strcmp(value, "ready") == 0) {
3301 action = ST_ADM_ACTION_READY;
3302 }
3303 else if (strcmp(value, "drain") == 0) {
3304 action = ST_ADM_ACTION_DRAIN;
3305 }
3306 else if (strcmp(value, "maint") == 0) {
3307 action = ST_ADM_ACTION_MAINT;
3308 }
3309 else if (strcmp(value, "shutdown") == 0) {
3310 action = ST_ADM_ACTION_SHUTDOWN;
3311 }
3312 else if (strcmp(value, "dhlth") == 0) {
3313 action = ST_ADM_ACTION_DHLTH;
3314 }
3315 else if (strcmp(value, "ehlth") == 0) {
3316 action = ST_ADM_ACTION_EHLTH;
3317 }
3318 else if (strcmp(value, "hrunn") == 0) {
3319 action = ST_ADM_ACTION_HRUNN;
3320 }
3321 else if (strcmp(value, "hnolb") == 0) {
3322 action = ST_ADM_ACTION_HNOLB;
3323 }
3324 else if (strcmp(value, "hdown") == 0) {
3325 action = ST_ADM_ACTION_HDOWN;
3326 }
3327 else if (strcmp(value, "dagent") == 0) {
3328 action = ST_ADM_ACTION_DAGENT;
3329 }
3330 else if (strcmp(value, "eagent") == 0) {
3331 action = ST_ADM_ACTION_EAGENT;
3332 }
3333 else if (strcmp(value, "arunn") == 0) {
3334 action = ST_ADM_ACTION_ARUNN;
3335 }
3336 else if (strcmp(value, "adown") == 0) {
3337 action = ST_ADM_ACTION_ADOWN;
3338 }
3339 /* else these are the old supported methods */
3340 else if (strcmp(value, "disable") == 0) {
3341 action = ST_ADM_ACTION_DISABLE;
3342 }
3343 else if (strcmp(value, "enable") == 0) {
3344 action = ST_ADM_ACTION_ENABLE;
3345 }
3346 else if (strcmp(value, "stop") == 0) {
3347 action = ST_ADM_ACTION_STOP;
3348 }
3349 else if (strcmp(value, "start") == 0) {
3350 action = ST_ADM_ACTION_START;
3351 }
3352 else {
3353 appctx->ctx.stats.st_code = STAT_STATUS_ERRP;
3354 goto out;
3355 }
3356 }
3357 else if (strcmp(key, "s") == 0) {
3358 if (!(px && action)) {
3359 /*
3360 * Indicates that we'll need to reprocess the parameters
3361 * as soon as backend and action are known
3362 */
3363 if (!reprocess) {
3364 st_cur_param = cur_param;
3365 st_next_param = next_param;
3366 }
3367 reprocess = 1;
3368 }
3369 else if ((sv = findserver(px, value)) != NULL) {
Christopher Faulet2a944ee2017-11-07 10:42:54 +01003370 HA_SPIN_LOCK(SERVER_LOCK, &sv->lock);
William Lallemand74c24fb2016-11-21 17:18:36 +01003371 switch (action) {
3372 case ST_ADM_ACTION_DISABLE:
Emeric Brun52a91d32017-08-31 14:41:55 +02003373 if (!(sv->cur_admin & SRV_ADMF_FMAINT)) {
William Lallemand74c24fb2016-11-21 17:18:36 +01003374 altered_servers++;
3375 total_servers++;
3376 srv_set_admin_flag(sv, SRV_ADMF_FMAINT, "'disable' on stats page");
3377 }
3378 break;
3379 case ST_ADM_ACTION_ENABLE:
Emeric Brun52a91d32017-08-31 14:41:55 +02003380 if (sv->cur_admin & SRV_ADMF_FMAINT) {
William Lallemand74c24fb2016-11-21 17:18:36 +01003381 altered_servers++;
3382 total_servers++;
3383 srv_clr_admin_flag(sv, SRV_ADMF_FMAINT);
3384 }
3385 break;
3386 case ST_ADM_ACTION_STOP:
Emeric Brun52a91d32017-08-31 14:41:55 +02003387 if (!(sv->cur_admin & SRV_ADMF_FDRAIN)) {
William Lallemand74c24fb2016-11-21 17:18:36 +01003388 srv_set_admin_flag(sv, SRV_ADMF_FDRAIN, "'stop' on stats page");
3389 altered_servers++;
3390 total_servers++;
3391 }
3392 break;
3393 case ST_ADM_ACTION_START:
Emeric Brun52a91d32017-08-31 14:41:55 +02003394 if (sv->cur_admin & SRV_ADMF_FDRAIN) {
William Lallemand74c24fb2016-11-21 17:18:36 +01003395 srv_clr_admin_flag(sv, SRV_ADMF_FDRAIN);
3396 altered_servers++;
3397 total_servers++;
3398 }
3399 break;
3400 case ST_ADM_ACTION_DHLTH:
3401 if (sv->check.state & CHK_ST_CONFIGURED) {
3402 sv->check.state &= ~CHK_ST_ENABLED;
3403 altered_servers++;
3404 total_servers++;
3405 }
3406 break;
3407 case ST_ADM_ACTION_EHLTH:
3408 if (sv->check.state & CHK_ST_CONFIGURED) {
3409 sv->check.state |= CHK_ST_ENABLED;
3410 altered_servers++;
3411 total_servers++;
3412 }
3413 break;
3414 case ST_ADM_ACTION_HRUNN:
3415 if (!(sv->track)) {
3416 sv->check.health = sv->check.rise + sv->check.fall - 1;
Emeric Brun5a133512017-10-19 14:42:30 +02003417 srv_set_running(sv, "changed from Web interface", NULL);
William Lallemand74c24fb2016-11-21 17:18:36 +01003418 altered_servers++;
3419 total_servers++;
3420 }
3421 break;
3422 case ST_ADM_ACTION_HNOLB:
3423 if (!(sv->track)) {
3424 sv->check.health = sv->check.rise + sv->check.fall - 1;
Emeric Brun5a133512017-10-19 14:42:30 +02003425 srv_set_stopping(sv, "changed from Web interface", NULL);
William Lallemand74c24fb2016-11-21 17:18:36 +01003426 altered_servers++;
3427 total_servers++;
3428 }
3429 break;
3430 case ST_ADM_ACTION_HDOWN:
3431 if (!(sv->track)) {
3432 sv->check.health = 0;
Emeric Brun5a133512017-10-19 14:42:30 +02003433 srv_set_stopped(sv, "changed from Web interface", NULL);
William Lallemand74c24fb2016-11-21 17:18:36 +01003434 altered_servers++;
3435 total_servers++;
3436 }
3437 break;
3438 case ST_ADM_ACTION_DAGENT:
3439 if (sv->agent.state & CHK_ST_CONFIGURED) {
3440 sv->agent.state &= ~CHK_ST_ENABLED;
3441 altered_servers++;
3442 total_servers++;
3443 }
3444 break;
3445 case ST_ADM_ACTION_EAGENT:
3446 if (sv->agent.state & CHK_ST_CONFIGURED) {
3447 sv->agent.state |= CHK_ST_ENABLED;
3448 altered_servers++;
3449 total_servers++;
3450 }
3451 break;
3452 case ST_ADM_ACTION_ARUNN:
3453 if (sv->agent.state & CHK_ST_ENABLED) {
3454 sv->agent.health = sv->agent.rise + sv->agent.fall - 1;
Emeric Brun5a133512017-10-19 14:42:30 +02003455 srv_set_running(sv, "changed from Web interface", NULL);
William Lallemand74c24fb2016-11-21 17:18:36 +01003456 altered_servers++;
3457 total_servers++;
3458 }
3459 break;
3460 case ST_ADM_ACTION_ADOWN:
3461 if (sv->agent.state & CHK_ST_ENABLED) {
3462 sv->agent.health = 0;
Emeric Brun5a133512017-10-19 14:42:30 +02003463 srv_set_stopped(sv, "changed from Web interface", NULL);
William Lallemand74c24fb2016-11-21 17:18:36 +01003464 altered_servers++;
3465 total_servers++;
3466 }
3467 break;
3468 case ST_ADM_ACTION_READY:
3469 srv_adm_set_ready(sv);
3470 altered_servers++;
3471 total_servers++;
3472 break;
3473 case ST_ADM_ACTION_DRAIN:
3474 srv_adm_set_drain(sv);
3475 altered_servers++;
3476 total_servers++;
3477 break;
3478 case ST_ADM_ACTION_MAINT:
3479 srv_adm_set_maint(sv);
3480 altered_servers++;
3481 total_servers++;
3482 break;
3483 case ST_ADM_ACTION_SHUTDOWN:
Willy Tarreauc3914d42020-09-24 08:39:22 +02003484 if (!px->disabled) {
Willy Tarreauaf7ea812019-11-14 16:42:04 +01003485 srv_shutdown_streams(sv, SF_ERR_KILLED);
William Lallemand74c24fb2016-11-21 17:18:36 +01003486 altered_servers++;
3487 total_servers++;
3488 }
3489 break;
3490 }
Christopher Faulet2a944ee2017-11-07 10:42:54 +01003491 HA_SPIN_UNLOCK(SERVER_LOCK, &sv->lock);
William Lallemand74c24fb2016-11-21 17:18:36 +01003492 } else {
3493 /* the server name is unknown or ambiguous (duplicate names) */
3494 total_servers++;
3495 }
3496 }
3497 if (reprocess && px && action) {
3498 /* Now, we know the backend and the action chosen by the user.
3499 * We can safely restart from the first server parameter
3500 * to reprocess them
3501 */
3502 cur_param = st_cur_param;
3503 next_param = st_next_param;
3504 reprocess = 0;
3505 goto reprocess_servers;
3506 }
3507
3508 next_param = cur_param;
3509 }
3510 }
3511
3512 if (total_servers == 0) {
3513 appctx->ctx.stats.st_code = STAT_STATUS_NONE;
3514 }
3515 else if (altered_servers == 0) {
3516 appctx->ctx.stats.st_code = STAT_STATUS_ERRP;
3517 }
3518 else if (altered_servers == total_servers) {
3519 appctx->ctx.stats.st_code = STAT_STATUS_DONE;
3520 }
3521 else {
3522 appctx->ctx.stats.st_code = STAT_STATUS_PART;
3523 }
3524 out:
3525 return 1;
Christopher Faulet2f9a41d2019-02-27 15:30:57 +01003526 wait:
3527 appctx->ctx.stats.st_code = STAT_STATUS_NONE;
3528 return 0;
Christopher Fauletef779222018-10-31 08:47:01 +01003529}
3530
3531
Christopher Fauletb7f88902019-07-15 21:56:43 +02003532static int stats_send_http_headers(struct stream_interface *si, struct htx *htx)
Christopher Fauletef779222018-10-31 08:47:01 +01003533{
3534 struct stream *s = si_strm(si);
3535 struct uri_auth *uri = s->be->uri_auth;
3536 struct appctx *appctx = __objt_appctx(si->end);
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003537 struct htx_sl *sl;
3538 unsigned int flags;
Christopher Fauletef779222018-10-31 08:47:01 +01003539
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003540 flags = (HTX_SL_F_IS_RESP|HTX_SL_F_VER_11|HTX_SL_F_XFER_ENC|HTX_SL_F_XFER_LEN|HTX_SL_F_CHNK);
3541 sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags, ist("HTTP/1.1"), ist("200"), ist("OK"));
3542 if (!sl)
Christopher Fauletef779222018-10-31 08:47:01 +01003543 goto full;
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003544 sl->info.res.status = 200;
Christopher Fauletef779222018-10-31 08:47:01 +01003545
Christopher Fauletb829f4c2019-03-29 16:13:55 +01003546 if (!htx_add_header(htx, ist("Cache-Control"), ist("no-cache")))
Christopher Fauletef779222018-10-31 08:47:01 +01003547 goto full;
3548 if (appctx->ctx.stats.flags & STAT_FMT_HTML) {
3549 if (!htx_add_header(htx, ist("Content-Type"), ist("text/html")))
3550 goto full;
3551 }
Christopher Faulet6338a082019-09-09 15:50:54 +02003552 else if (appctx->ctx.stats.flags & (STAT_FMT_JSON|STAT_JSON_SCHM)) {
3553 if (!htx_add_header(htx, ist("Content-Type"), ist("application/json")))
3554 goto full;
3555 }
Christopher Fauletef779222018-10-31 08:47:01 +01003556 else {
3557 if (!htx_add_header(htx, ist("Content-Type"), ist("text/plain")))
3558 goto full;
3559 }
3560
3561 if (uri->refresh > 0 && !(appctx->ctx.stats.flags & STAT_NO_REFRESH)) {
3562 const char *refresh = U2A(uri->refresh);
3563 if (!htx_add_header(htx, ist("Refresh"), ist2(refresh, strlen(refresh))))
3564 goto full;
3565 }
3566
3567 if (appctx->ctx.stats.flags & STAT_CHUNKED) {
3568 if (!htx_add_header(htx, ist("Transfer-Encoding"), ist("chunked")))
3569 goto full;
3570 }
3571
3572 if (!htx_add_endof(htx, HTX_BLK_EOH))
3573 goto full;
3574
Christopher Faulet1e2d6362019-02-27 16:28:48 +01003575 channel_add_input(&s->res, htx->data);
Christopher Fauletef779222018-10-31 08:47:01 +01003576 return 1;
3577
3578 full:
3579 htx_reset(htx);
3580 si_rx_room_blk(si);
3581 return 0;
William Lallemand74c24fb2016-11-21 17:18:36 +01003582}
3583
Christopher Fauletef779222018-10-31 08:47:01 +01003584
Christopher Fauletb7f88902019-07-15 21:56:43 +02003585static int stats_send_http_redirect(struct stream_interface *si, struct htx *htx)
Christopher Fauletef779222018-10-31 08:47:01 +01003586{
3587 char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN];
3588 struct stream *s = si_strm(si);
3589 struct uri_auth *uri = s->be->uri_auth;
3590 struct appctx *appctx = __objt_appctx(si->end);
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003591 struct htx_sl *sl;
3592 unsigned int flags;
Christopher Fauletef779222018-10-31 08:47:01 +01003593
3594 /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */
3595 scope_txt[0] = 0;
3596 if (appctx->ctx.stats.scope_len) {
Christopher Fauleted7a0662019-01-14 11:07:34 +01003597 const char *scope_ptr = stats_scope_ptr(appctx, si);
3598
Christopher Fauletef779222018-10-31 08:47:01 +01003599 strcpy(scope_txt, STAT_SCOPE_PATTERN);
Christopher Fauleted7a0662019-01-14 11:07:34 +01003600 memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, appctx->ctx.stats.scope_len);
Christopher Fauletef779222018-10-31 08:47:01 +01003601 scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0;
3602 }
3603
3604 /* We don't want to land on the posted stats page because a refresh will
3605 * repost the data. We don't want this to happen on accident so we redirect
3606 * the browse to the stats page with a GET.
3607 */
3608 chunk_printf(&trash, "%s;st=%s%s%s%s",
3609 uri->uri_prefix,
3610 ((appctx->ctx.stats.st_code > STAT_STATUS_INIT) &&
3611 (appctx->ctx.stats.st_code < STAT_STATUS_SIZE) &&
3612 stat_status_codes[appctx->ctx.stats.st_code]) ?
3613 stat_status_codes[appctx->ctx.stats.st_code] :
3614 stat_status_codes[STAT_STATUS_UNKN],
3615 (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "",
3616 (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "",
3617 scope_txt);
3618
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003619 flags = (HTX_SL_F_IS_RESP|HTX_SL_F_VER_11|HTX_SL_F_XFER_LEN|HTX_SL_F_CHNK);
3620 sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags, ist("HTTP/1.1"), ist("303"), ist("See Other"));
3621 if (!sl)
Christopher Fauletef779222018-10-31 08:47:01 +01003622 goto full;
Christopher Fauletf1ba18d2018-11-26 21:37:08 +01003623 sl->info.res.status = 303;
Christopher Fauletef779222018-10-31 08:47:01 +01003624
3625 if (!htx_add_header(htx, ist("Cache-Control"), ist("no-cache")) ||
Christopher Fauletef779222018-10-31 08:47:01 +01003626 !htx_add_header(htx, ist("Content-Type"), ist("text/plain")) ||
3627 !htx_add_header(htx, ist("Content-Length"), ist("0")) ||
3628 !htx_add_header(htx, ist("Location"), ist2(trash.area, trash.data)))
3629 goto full;
3630
3631 if (!htx_add_endof(htx, HTX_BLK_EOH))
3632 goto full;
3633
Christopher Faulet1e2d6362019-02-27 16:28:48 +01003634 channel_add_input(&s->res, htx->data);
Christopher Fauletef779222018-10-31 08:47:01 +01003635 return 1;
3636
3637full:
3638 htx_reset(htx);
3639 si_rx_room_blk(si);
3640 return 0;
3641}
William Lallemand74c24fb2016-11-21 17:18:36 +01003642
Simon Horman05ee2132017-01-04 09:37:25 +01003643
William Lallemand74c24fb2016-11-21 17:18:36 +01003644/* This I/O handler runs as an applet embedded in a stream interface. It is
3645 * used to send HTTP stats over a TCP socket. The mechanism is very simple.
3646 * appctx->st0 contains the operation in progress (dump, done). The handler
3647 * automatically unregisters itself once transfer is complete.
3648 */
Christopher Fauletb7f88902019-07-15 21:56:43 +02003649static void http_stats_io_handler(struct appctx *appctx)
Christopher Fauletef779222018-10-31 08:47:01 +01003650{
3651 struct stream_interface *si = appctx->owner;
3652 struct stream *s = si_strm(si);
3653 struct channel *req = si_oc(si);
3654 struct channel *res = si_ic(si);
3655 struct htx *req_htx, *res_htx;
3656
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02003657 /* only proxy stats are available via http */
3658 appctx->ctx.stats.domain = STATS_DOMAIN_PROXY;
3659
Christopher Fauletef779222018-10-31 08:47:01 +01003660 res_htx = htx_from_buf(&res->buf);
3661
3662 if (unlikely(si->state == SI_ST_DIS || si->state == SI_ST_CLO))
3663 goto out;
3664
Ilya Shipitsin856aabc2020-04-16 23:51:34 +05003665 /* Check if the input buffer is available. */
Christopher Fauletef779222018-10-31 08:47:01 +01003666 if (!b_size(&res->buf)) {
3667 si_rx_room_blk(si);
3668 goto out;
3669 }
3670
3671 /* check that the output is not closed */
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003672 if (res->flags & (CF_SHUTW|CF_SHUTW_NOW|CF_SHUTR))
3673 appctx->st0 = STAT_HTTP_END;
Christopher Fauletef779222018-10-31 08:47:01 +01003674
3675 /* all states are processed in sequence */
3676 if (appctx->st0 == STAT_HTTP_HEAD) {
Christopher Fauletb7f88902019-07-15 21:56:43 +02003677 if (stats_send_http_headers(si, res_htx)) {
Christopher Fauletef779222018-10-31 08:47:01 +01003678 if (s->txn->meth == HTTP_METH_HEAD)
3679 appctx->st0 = STAT_HTTP_DONE;
3680 else
3681 appctx->st0 = STAT_HTTP_DUMP;
3682 }
3683 }
3684
3685 if (appctx->st0 == STAT_HTTP_DUMP) {
3686 if (stats_dump_stat_to_buffer(si, res_htx, s->be->uri_auth))
3687 appctx->st0 = STAT_HTTP_DONE;
3688 }
3689
3690 if (appctx->st0 == STAT_HTTP_POST) {
3691 if (stats_process_http_post(si))
3692 appctx->st0 = STAT_HTTP_LAST;
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003693 else if (req->flags & CF_SHUTR)
Christopher Fauletef779222018-10-31 08:47:01 +01003694 appctx->st0 = STAT_HTTP_DONE;
3695 }
3696
3697 if (appctx->st0 == STAT_HTTP_LAST) {
Christopher Fauletb7f88902019-07-15 21:56:43 +02003698 if (stats_send_http_redirect(si, res_htx))
Christopher Fauletef779222018-10-31 08:47:01 +01003699 appctx->st0 = STAT_HTTP_DONE;
3700 }
3701
3702 if (appctx->st0 == STAT_HTTP_DONE) {
Christopher Faulet54b5e212019-06-04 10:08:28 +02003703 /* Don't add TLR because mux-h1 will take care of it */
Christopher Faulet810df062020-07-22 16:20:34 +02003704 res_htx->flags |= HTX_FL_EOI; /* no more data are expected. Only EOM remains to add now */
Christopher Fauletef779222018-10-31 08:47:01 +01003705 if (!htx_add_endof(res_htx, HTX_BLK_EOM)) {
3706 si_rx_room_blk(si);
3707 goto out;
3708 }
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003709 channel_add_input(&s->res, 1);
3710 appctx->st0 = STAT_HTTP_END;
Christopher Fauletef779222018-10-31 08:47:01 +01003711 }
3712
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003713 if (appctx->st0 == STAT_HTTP_END) {
3714 if (!(res->flags & CF_SHUTR)) {
Christopher Fauletef779222018-10-31 08:47:01 +01003715 res->flags |= CF_READ_NULL;
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003716 si_shutr(si);
3717 }
3718
3719 /* eat the whole request */
3720 if (co_data(req)) {
3721 req_htx = htx_from_buf(&req->buf);
3722 co_htx_skip(req, req_htx, co_data(req));
3723 htx_to_buf(req_htx, &req->buf);
Christopher Fauletef779222018-10-31 08:47:01 +01003724 }
3725 }
Christopher Faulet3a78aa62019-02-27 16:19:48 +01003726
Christopher Fauletef779222018-10-31 08:47:01 +01003727 out:
3728 /* we have left the request in the buffer for the case where we
3729 * process a POST, and this automatically re-enables activity on
3730 * read. It's better to indicate that we want to stop reading when
3731 * we're sending, so that we know there's at most one direction
3732 * deciding to wake the applet up. It saves it from looping when
3733 * emitting large blocks into small TCP windows.
3734 */
Christopher Faulet27ba2dc2018-12-05 11:53:24 +01003735 htx_to_buf(res_htx, &res->buf);
3736 if (!channel_is_empty(res))
Christopher Fauletef779222018-10-31 08:47:01 +01003737 si_stop_get(si);
Christopher Fauletef779222018-10-31 08:47:01 +01003738}
3739
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003740/* Dump all fields from <info> into <out> using the "show info" format (name: value) */
Willy Tarreau83061a82018-07-13 11:56:34 +02003741static int stats_dump_info_fields(struct buffer *out,
Willy Tarreau43241ff2019-10-09 11:27:51 +02003742 const struct field *info, unsigned int flags)
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003743{
3744 int field;
3745
3746 for (field = 0; field < INF_TOTAL_FIELDS; field++) {
3747 if (!field_format(info, field))
3748 continue;
3749
Willy Tarreaueaa55372019-10-09 07:39:11 +02003750 if (!chunk_appendf(out, "%s: ", info_fields[field].name))
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003751 return 0;
3752 if (!stats_emit_raw_data_field(out, &info[field]))
3753 return 0;
Willy Tarreau6b19b142019-10-09 15:44:21 +02003754 if ((flags & STAT_SHOW_FDESC) && !chunk_appendf(out, ":\"%s\"", info_fields[field].desc))
3755 return 0;
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003756 if (!chunk_strcat(out, "\n"))
3757 return 0;
3758 }
3759 return 1;
3760}
3761
3762/* Dump all fields from <info> into <out> using the "show info typed" format */
Willy Tarreau83061a82018-07-13 11:56:34 +02003763static int stats_dump_typed_info_fields(struct buffer *out,
Willy Tarreau43241ff2019-10-09 11:27:51 +02003764 const struct field *info, unsigned int flags)
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003765{
3766 int field;
3767
3768 for (field = 0; field < INF_TOTAL_FIELDS; field++) {
3769 if (!field_format(info, field))
3770 continue;
3771
Willy Tarreaueaa55372019-10-09 07:39:11 +02003772 if (!chunk_appendf(out, "%d.%s.%u:", field, info_fields[field].name, info[INF_PROCESS_NUM].u.u32))
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003773 return 0;
3774 if (!stats_emit_field_tags(out, &info[field], ':'))
3775 return 0;
3776 if (!stats_emit_typed_data_field(out, &info[field]))
3777 return 0;
Willy Tarreau6b19b142019-10-09 15:44:21 +02003778 if ((flags & STAT_SHOW_FDESC) && !chunk_appendf(out, ":\"%s\"", info_fields[field].desc))
3779 return 0;
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003780 if (!chunk_strcat(out, "\n"))
3781 return 0;
3782 }
3783 return 1;
3784}
3785
3786/* Fill <info> with HAProxy global info. <info> is preallocated
Ilya Shipitsin856aabc2020-04-16 23:51:34 +05003787 * array of length <len>. The length of the array must be
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003788 * INF_TOTAL_FIELDS. If this length is less then this value, the
3789 * function returns 0, otherwise, it returns 1.
3790 */
3791int stats_fill_info(struct field *info, int len)
3792{
3793 unsigned int up = (now.tv_sec - start_date.tv_sec);
Willy Tarreau83061a82018-07-13 11:56:34 +02003794 struct buffer *out = get_trash_chunk();
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003795
3796#ifdef USE_OPENSSL
3797 int ssl_sess_rate = read_freq_ctr(&global.ssl_per_sec);
3798 int ssl_key_rate = read_freq_ctr(&global.ssl_fe_keys_per_sec);
3799 int ssl_reuse = 0;
3800
3801 if (ssl_key_rate < ssl_sess_rate) {
3802 /* count the ssl reuse ratio and avoid overflows in both directions */
3803 ssl_reuse = 100 - (100 * ssl_key_rate + (ssl_sess_rate - 1) / 2) / ssl_sess_rate;
3804 }
3805#endif
3806
3807 if (len < INF_TOTAL_FIELDS)
3808 return 0;
3809
3810 chunk_reset(out);
3811 memset(info, 0, sizeof(*info) * len);
3812
3813 info[INF_NAME] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, PRODUCT_NAME);
Willy Tarreau909b9d82019-01-04 18:20:32 +01003814 info[INF_VERSION] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, haproxy_version);
3815 info[INF_RELEASE_DATE] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, haproxy_date);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003816
Yves Lafon95317282018-02-26 11:10:37 +01003817 info[INF_NBTHREAD] = mkf_u32(FO_CONFIG|FS_SERVICE, global.nbthread);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003818 info[INF_NBPROC] = mkf_u32(FO_CONFIG|FS_SERVICE, global.nbproc);
3819 info[INF_PROCESS_NUM] = mkf_u32(FO_KEY, relative_pid);
3820 info[INF_PID] = mkf_u32(FO_STATUS, pid);
3821
3822 info[INF_UPTIME] = mkf_str(FN_DURATION, chunk_newstr(out));
3823 chunk_appendf(out, "%ud %uh%02um%02us", up / 86400, (up % 86400) / 3600, (up % 3600) / 60, (up % 60));
3824
3825 info[INF_UPTIME_SEC] = mkf_u32(FN_DURATION, up);
3826 info[INF_MEMMAX_MB] = mkf_u32(FO_CONFIG|FN_LIMIT, global.rlimit_memmax);
3827 info[INF_POOL_ALLOC_MB] = mkf_u32(0, (unsigned)(pool_total_allocated() / 1048576L));
3828 info[INF_POOL_USED_MB] = mkf_u32(0, (unsigned)(pool_total_used() / 1048576L));
3829 info[INF_POOL_FAILED] = mkf_u32(FN_COUNTER, pool_total_failures());
3830 info[INF_ULIMIT_N] = mkf_u32(FO_CONFIG|FN_LIMIT, global.rlimit_nofile);
3831 info[INF_MAXSOCK] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxsock);
3832 info[INF_MAXCONN] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxconn);
3833 info[INF_HARD_MAXCONN] = mkf_u32(FO_CONFIG|FN_LIMIT, global.hardmaxconn);
3834 info[INF_CURR_CONN] = mkf_u32(0, actconn);
3835 info[INF_CUM_CONN] = mkf_u32(FN_COUNTER, totalconn);
3836 info[INF_CUM_REQ] = mkf_u32(FN_COUNTER, global.req_count);
3837#ifdef USE_OPENSSL
3838 info[INF_MAX_SSL_CONNS] = mkf_u32(FN_MAX, global.maxsslconn);
3839 info[INF_CURR_SSL_CONNS] = mkf_u32(0, sslconns);
3840 info[INF_CUM_SSL_CONNS] = mkf_u32(FN_COUNTER, totalsslconns);
3841#endif
3842 info[INF_MAXPIPES] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxpipes);
3843 info[INF_PIPES_USED] = mkf_u32(0, pipes_used);
3844 info[INF_PIPES_FREE] = mkf_u32(0, pipes_free);
3845 info[INF_CONN_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.conn_per_sec));
3846 info[INF_CONN_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.cps_lim);
3847 info[INF_MAX_CONN_RATE] = mkf_u32(FN_MAX, global.cps_max);
3848 info[INF_SESS_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.sess_per_sec));
3849 info[INF_SESS_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.sps_lim);
3850 info[INF_MAX_SESS_RATE] = mkf_u32(FN_RATE, global.sps_max);
3851
3852#ifdef USE_OPENSSL
3853 info[INF_SSL_RATE] = mkf_u32(FN_RATE, ssl_sess_rate);
3854 info[INF_SSL_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.ssl_lim);
3855 info[INF_MAX_SSL_RATE] = mkf_u32(FN_MAX, global.ssl_max);
3856 info[INF_SSL_FRONTEND_KEY_RATE] = mkf_u32(0, ssl_key_rate);
3857 info[INF_SSL_FRONTEND_MAX_KEY_RATE] = mkf_u32(FN_MAX, global.ssl_fe_keys_max);
3858 info[INF_SSL_FRONTEND_SESSION_REUSE_PCT] = mkf_u32(0, ssl_reuse);
3859 info[INF_SSL_BACKEND_KEY_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.ssl_be_keys_per_sec));
3860 info[INF_SSL_BACKEND_MAX_KEY_RATE] = mkf_u32(FN_MAX, global.ssl_be_keys_max);
3861 info[INF_SSL_CACHE_LOOKUPS] = mkf_u32(FN_COUNTER, global.shctx_lookups);
3862 info[INF_SSL_CACHE_MISSES] = mkf_u32(FN_COUNTER, global.shctx_misses);
3863#endif
3864 info[INF_COMPRESS_BPS_IN] = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_in));
3865 info[INF_COMPRESS_BPS_OUT] = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_out));
3866 info[INF_COMPRESS_BPS_RATE_LIM] = mkf_u32(FO_CONFIG|FN_LIMIT, global.comp_rate_lim);
3867#ifdef USE_ZLIB
3868 info[INF_ZLIB_MEM_USAGE] = mkf_u32(0, zlib_used_memory);
3869 info[INF_MAX_ZLIB_MEM_USAGE] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxzlibmem);
3870#endif
3871 info[INF_TASKS] = mkf_u32(0, nb_tasks_cur);
Christopher Faulet34c5cc92016-12-06 09:15:30 +01003872 info[INF_RUN_QUEUE] = mkf_u32(0, tasks_run_queue_cur);
Willy Tarreau81036f22019-05-20 19:24:50 +02003873 info[INF_IDLE_PCT] = mkf_u32(FN_AVG, ti->idle_pct);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003874 info[INF_NODE] = mkf_str(FO_CONFIG|FN_OUTPUT|FS_SERVICE, global.node);
3875 if (global.desc)
3876 info[INF_DESCRIPTION] = mkf_str(FO_CONFIG|FN_OUTPUT|FS_SERVICE, global.desc);
Willy Tarreau00098ea2018-11-05 14:38:13 +01003877 info[INF_STOPPING] = mkf_u32(0, stopping);
3878 info[INF_JOBS] = mkf_u32(0, jobs);
William Lallemanda7199262018-11-16 16:57:20 +01003879 info[INF_UNSTOPPABLE_JOBS] = mkf_u32(0, unstoppable_jobs);
Willy Tarreau00098ea2018-11-05 14:38:13 +01003880 info[INF_LISTENERS] = mkf_u32(0, listeners);
Willy Tarreau199ad242018-11-05 16:31:22 +01003881 info[INF_ACTIVE_PEERS] = mkf_u32(0, active_peers);
Willy Tarreau2d372c22018-11-05 17:12:27 +01003882 info[INF_CONNECTED_PEERS] = mkf_u32(0, connected_peers);
Willy Tarreau13ef7732018-11-12 07:25:28 +01003883 info[INF_DROPPED_LOGS] = mkf_u32(0, dropped_logs);
Willy Tarreaubeb859a2018-11-22 18:07:59 +01003884 info[INF_BUSY_POLLING] = mkf_u32(0, !!(global.tune.options & GTUNE_BUSY_POLLING));
Baptiste Assmann333939c2019-01-21 08:34:50 +01003885 info[INF_FAILED_RESOLUTIONS] = mkf_u32(0, dns_failed_resolutions);
Willy Tarreau7cf0e452019-05-23 11:39:14 +02003886 info[INF_TOTAL_BYTES_OUT] = mkf_u64(0, global.out_bytes);
Christopher Fauletaaa70852020-07-10 13:56:30 +02003887 info[INF_TOTAL_SPLICED_BYTES_OUT] = mkf_u64(0, global.spliced_out_bytes);
Willy Tarreau7cf0e452019-05-23 11:39:14 +02003888 info[INF_BYTES_OUT_RATE] = mkf_u64(FN_RATE, (unsigned long long)read_freq_ctr(&global.out_32bps) * 32);
Willy Tarreau9b013702019-10-24 18:18:02 +02003889 info[INF_DEBUG_COMMANDS_ISSUED] = mkf_u32(0, debug_commands_issued);
Emeric Brun45c457a2020-07-09 23:23:34 +02003890 info[INF_CUM_LOG_MSGS] = mkf_u32(FN_COUNTER, cum_log_messages);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003891
3892 return 1;
3893}
3894
3895/* This function dumps information onto the stream interface's read buffer.
3896 * It returns 0 as long as it does not complete, non-zero upon completion.
3897 * No state is used.
3898 */
3899static int stats_dump_info_to_buffer(struct stream_interface *si)
3900{
3901 struct appctx *appctx = __objt_appctx(si->end);
3902
3903 if (!stats_fill_info(info, INF_TOTAL_FIELDS))
3904 return 0;
3905
3906 chunk_reset(&trash);
3907
3908 if (appctx->ctx.stats.flags & STAT_FMT_TYPED)
Willy Tarreau43241ff2019-10-09 11:27:51 +02003909 stats_dump_typed_info_fields(&trash, info, appctx->ctx.stats.flags);
Simon Horman05ee2132017-01-04 09:37:25 +01003910 else if (appctx->ctx.stats.flags & STAT_FMT_JSON)
Willy Tarreau43241ff2019-10-09 11:27:51 +02003911 stats_dump_json_info_fields(&trash, info, appctx->ctx.stats.flags);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003912 else
Willy Tarreau43241ff2019-10-09 11:27:51 +02003913 stats_dump_info_fields(&trash, info, appctx->ctx.stats.flags);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003914
Willy Tarreau06d80a92017-10-19 14:32:15 +02003915 if (ci_putchk(si_ic(si), &trash) == -1) {
Willy Tarreaudb398432018-11-15 11:08:52 +01003916 si_rx_room_blk(si);
Willy Tarreau0baac8c2016-11-22 16:36:53 +01003917 return 0;
3918 }
3919
3920 return 1;
3921}
3922
Simon Horman6f6bb382017-01-04 09:37:26 +01003923/* This function dumps the schema onto the stream interface's read buffer.
3924 * It returns 0 as long as it does not complete, non-zero upon completion.
3925 * No state is used.
3926 *
3927 * Integer values bouned to the range [-(2**53)+1, (2**53)-1] as
3928 * per the recommendation for interoperable integers in section 6 of RFC 7159.
3929 */
Willy Tarreau83061a82018-07-13 11:56:34 +02003930static void stats_dump_json_schema(struct buffer *out)
Simon Horman6f6bb382017-01-04 09:37:26 +01003931{
3932
Willy Tarreau843b7cb2018-07-13 10:54:26 +02003933 int old_len = out->data;
Simon Horman6f6bb382017-01-04 09:37:26 +01003934
3935 chunk_strcat(out,
3936 "{"
3937 "\"$schema\":\"http://json-schema.org/draft-04/schema#\","
3938 "\"oneOf\":["
3939 "{"
3940 "\"title\":\"Info\","
3941 "\"type\":\"array\","
3942 "\"items\":{"
Amaury Denoyellea53ce4c2020-10-02 18:31:59 +02003943 "\"title\":\"InfoItem\","
3944 "\"type\":\"object\","
Simon Horman6f6bb382017-01-04 09:37:26 +01003945 "\"properties\":{"
Simon Horman6f6bb382017-01-04 09:37:26 +01003946 "\"field\":{\"$ref\":\"#/definitions/field\"},"
3947 "\"processNum\":{\"$ref\":\"#/definitions/processNum\"},"
3948 "\"tags\":{\"$ref\":\"#/definitions/tags\"},"
3949 "\"value\":{\"$ref\":\"#/definitions/typedValue\"}"
3950 "},"
3951 "\"required\":[\"field\",\"processNum\",\"tags\","
3952 "\"value\"]"
3953 "}"
3954 "},"
3955 "{"
3956 "\"title\":\"Stat\","
3957 "\"type\":\"array\","
3958 "\"items\":{"
3959 "\"title\":\"InfoItem\","
3960 "\"type\":\"object\","
3961 "\"properties\":{"
3962 "\"objType\":{"
3963 "\"enum\":[\"Frontend\",\"Backend\",\"Listener\","
3964 "\"Server\",\"Unknown\"]"
3965 "},"
3966 "\"proxyId\":{"
3967 "\"type\":\"integer\","
3968 "\"minimum\":0"
3969 "},"
3970 "\"id\":{"
3971 "\"type\":\"integer\","
3972 "\"minimum\":0"
3973 "},"
3974 "\"field\":{\"$ref\":\"#/definitions/field\"},"
3975 "\"processNum\":{\"$ref\":\"#/definitions/processNum\"},"
3976 "\"tags\":{\"$ref\":\"#/definitions/tags\"},"
3977 "\"typedValue\":{\"$ref\":\"#/definitions/typedValue\"}"
3978 "},"
3979 "\"required\":[\"objType\",\"proxyId\",\"id\","
3980 "\"field\",\"processNum\",\"tags\","
3981 "\"value\"]"
3982 "}"
3983 "},"
3984 "{"
3985 "\"title\":\"Error\","
3986 "\"type\":\"object\","
3987 "\"properties\":{"
3988 "\"errorStr\":{"
3989 "\"type\":\"string\""
Amaury Denoyellea53ce4c2020-10-02 18:31:59 +02003990 "}"
3991 "},"
3992 "\"required\":[\"errorStr\"]"
Simon Horman6f6bb382017-01-04 09:37:26 +01003993 "}"
3994 "],"
3995 "\"definitions\":{"
3996 "\"field\":{"
3997 "\"type\":\"object\","
3998 "\"pos\":{"
3999 "\"type\":\"integer\","
4000 "\"minimum\":0"
4001 "},"
4002 "\"name\":{"
4003 "\"type\":\"string\""
4004 "},"
4005 "\"required\":[\"pos\",\"name\"]"
4006 "},"
4007 "\"processNum\":{"
4008 "\"type\":\"integer\","
4009 "\"minimum\":1"
4010 "},"
4011 "\"tags\":{"
4012 "\"type\":\"object\","
4013 "\"origin\":{"
4014 "\"type\":\"string\","
4015 "\"enum\":[\"Metric\",\"Status\",\"Key\","
4016 "\"Config\",\"Product\",\"Unknown\"]"
4017 "},"
4018 "\"nature\":{"
4019 "\"type\":\"string\","
4020 "\"enum\":[\"Gauge\",\"Limit\",\"Min\",\"Max\","
4021 "\"Rate\",\"Counter\",\"Duration\","
4022 "\"Age\",\"Time\",\"Name\",\"Output\","
4023 "\"Avg\", \"Unknown\"]"
4024 "},"
4025 "\"scope\":{"
4026 "\"type\":\"string\","
4027 "\"enum\":[\"Cluster\",\"Process\",\"Service\","
4028 "\"System\",\"Unknown\"]"
4029 "},"
4030 "\"required\":[\"origin\",\"nature\",\"scope\"]"
4031 "},"
4032 "\"typedValue\":{"
4033 "\"type\":\"object\","
4034 "\"oneOf\":["
4035 "{\"$ref\":\"#/definitions/typedValue/definitions/s32Value\"},"
4036 "{\"$ref\":\"#/definitions/typedValue/definitions/s64Value\"},"
4037 "{\"$ref\":\"#/definitions/typedValue/definitions/u32Value\"},"
4038 "{\"$ref\":\"#/definitions/typedValue/definitions/u64Value\"},"
4039 "{\"$ref\":\"#/definitions/typedValue/definitions/strValue\"}"
4040 "],"
4041 "\"definitions\":{"
4042 "\"s32Value\":{"
4043 "\"properties\":{"
4044 "\"type\":{"
4045 "\"type\":\"string\","
4046 "\"enum\":[\"s32\"]"
4047 "},"
4048 "\"value\":{"
4049 "\"type\":\"integer\","
4050 "\"minimum\":-2147483648,"
4051 "\"maximum\":2147483647"
4052 "}"
4053 "},"
4054 "\"required\":[\"type\",\"value\"]"
4055 "},"
4056 "\"s64Value\":{"
4057 "\"properties\":{"
4058 "\"type\":{"
4059 "\"type\":\"string\","
4060 "\"enum\":[\"s64\"]"
4061 "},"
4062 "\"value\":{"
4063 "\"type\":\"integer\","
4064 "\"minimum\":-9007199254740991,"
4065 "\"maximum\":9007199254740991"
4066 "}"
4067 "},"
4068 "\"required\":[\"type\",\"value\"]"
4069 "},"
4070 "\"u32Value\":{"
4071 "\"properties\":{"
4072 "\"type\":{"
4073 "\"type\":\"string\","
4074 "\"enum\":[\"u32\"]"
4075 "},"
4076 "\"value\":{"
4077 "\"type\":\"integer\","
4078 "\"minimum\":0,"
4079 "\"maximum\":4294967295"
4080 "}"
4081 "},"
4082 "\"required\":[\"type\",\"value\"]"
4083 "},"
4084 "\"u64Value\":{"
4085 "\"properties\":{"
4086 "\"type\":{"
4087 "\"type\":\"string\","
4088 "\"enum\":[\"u64\"]"
4089 "},"
4090 "\"value\":{"
4091 "\"type\":\"integer\","
4092 "\"minimum\":0,"
4093 "\"maximum\":9007199254740991"
4094 "}"
4095 "},"
4096 "\"required\":[\"type\",\"value\"]"
4097 "},"
4098 "\"strValue\":{"
4099 "\"properties\":{"
4100 "\"type\":{"
4101 "\"type\":\"string\","
4102 "\"enum\":[\"str\"]"
4103 "},"
4104 "\"value\":{\"type\":\"string\"}"
4105 "},"
4106 "\"required\":[\"type\",\"value\"]"
4107 "},"
4108 "\"unknownValue\":{"
4109 "\"properties\":{"
4110 "\"type\":{"
4111 "\"type\":\"integer\","
4112 "\"minimum\":0"
4113 "},"
4114 "\"value\":{"
4115 "\"type\":\"string\","
4116 "\"enum\":[\"unknown\"]"
4117 "}"
4118 "},"
4119 "\"required\":[\"type\",\"value\"]"
4120 "}"
4121 "}"
4122 "}"
4123 "}"
4124 "}");
4125
Willy Tarreau843b7cb2018-07-13 10:54:26 +02004126 if (old_len == out->data) {
Simon Horman6f6bb382017-01-04 09:37:26 +01004127 chunk_reset(out);
4128 chunk_appendf(out,
4129 "{\"errorStr\":\"output buffer too short\"}");
4130 }
4131}
4132
4133/* This function dumps the schema onto the stream interface's read buffer.
4134 * It returns 0 as long as it does not complete, non-zero upon completion.
4135 * No state is used.
4136 */
4137static int stats_dump_json_schema_to_buffer(struct stream_interface *si)
4138{
4139 chunk_reset(&trash);
4140
4141 stats_dump_json_schema(&trash);
4142
Willy Tarreau06d80a92017-10-19 14:32:15 +02004143 if (ci_putchk(si_ic(si), &trash) == -1) {
Willy Tarreaudb398432018-11-15 11:08:52 +01004144 si_rx_room_blk(si);
Simon Horman6f6bb382017-01-04 09:37:26 +01004145 return 0;
4146 }
4147
4148 return 1;
4149}
4150
Aurélien Nephtaliabbf6072018-04-18 13:26:46 +02004151static int cli_parse_clear_counters(char **args, char *payload, struct appctx *appctx, void *private)
Willy Tarreau89d467c2016-11-23 11:02:40 +01004152{
4153 struct proxy *px;
4154 struct server *sv;
4155 struct listener *li;
Amaury Denoyelled3700a72020-10-05 11:49:43 +02004156 struct stats_module *mod;
Willy Tarreau89d467c2016-11-23 11:02:40 +01004157 int clrall = 0;
4158
4159 if (strcmp(args[2], "all") == 0)
4160 clrall = 1;
4161
4162 /* check permissions */
4163 if (!cli_has_level(appctx, ACCESS_LVL_OPER) ||
4164 (clrall && !cli_has_level(appctx, ACCESS_LVL_ADMIN)))
4165 return 1;
4166
Olivier Houchardfbc74e82017-11-24 16:54:05 +01004167 for (px = proxies_list; px; px = px->next) {
Willy Tarreau89d467c2016-11-23 11:02:40 +01004168 if (clrall) {
4169 memset(&px->be_counters, 0, sizeof(px->be_counters));
4170 memset(&px->fe_counters, 0, sizeof(px->fe_counters));
4171 }
4172 else {
4173 px->be_counters.conn_max = 0;
4174 px->be_counters.p.http.rps_max = 0;
4175 px->be_counters.sps_max = 0;
4176 px->be_counters.cps_max = 0;
4177 px->be_counters.nbpend_max = 0;
Christopher Fauletefb41f02019-11-08 14:53:15 +01004178 px->be_counters.qtime_max = 0;
4179 px->be_counters.ctime_max = 0;
4180 px->be_counters.dtime_max = 0;
4181 px->be_counters.ttime_max = 0;
Willy Tarreau89d467c2016-11-23 11:02:40 +01004182
4183 px->fe_counters.conn_max = 0;
4184 px->fe_counters.p.http.rps_max = 0;
4185 px->fe_counters.sps_max = 0;
4186 px->fe_counters.cps_max = 0;
Willy Tarreau89d467c2016-11-23 11:02:40 +01004187 }
4188
4189 for (sv = px->srv; sv; sv = sv->next)
4190 if (clrall)
4191 memset(&sv->counters, 0, sizeof(sv->counters));
4192 else {
4193 sv->counters.cur_sess_max = 0;
4194 sv->counters.nbpend_max = 0;
4195 sv->counters.sps_max = 0;
Christopher Fauletefb41f02019-11-08 14:53:15 +01004196 sv->counters.qtime_max = 0;
4197 sv->counters.ctime_max = 0;
4198 sv->counters.dtime_max = 0;
4199 sv->counters.ttime_max = 0;
Willy Tarreau89d467c2016-11-23 11:02:40 +01004200 }
4201
4202 list_for_each_entry(li, &px->conf.listeners, by_fe)
4203 if (li->counters) {
4204 if (clrall)
4205 memset(li->counters, 0, sizeof(*li->counters));
4206 else
4207 li->counters->conn_max = 0;
4208 }
4209 }
4210
4211 global.cps_max = 0;
4212 global.sps_max = 0;
Olivier Houchard00bc3cb2017-10-17 19:23:25 +02004213 global.ssl_max = 0;
4214 global.ssl_fe_keys_max = 0;
4215 global.ssl_be_keys_max = 0;
Willy Tarreaud80cb4e2018-01-20 19:30:13 +01004216
Amaury Denoyelled3700a72020-10-05 11:49:43 +02004217 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
4218 if (!mod->clearable && !clrall)
4219 continue;
4220
4221 for (px = proxies_list; px; px = px->next) {
4222 enum stats_domain_px_cap mod_cap = stats_px_get_cap(mod->domain_flags);
4223
4224 if (px->cap & PR_CAP_FE && mod_cap & STATS_PX_CAP_FE) {
4225 EXTRA_COUNTERS_INIT(px->extra_counters_fe,
4226 mod,
4227 mod->counters,
4228 mod->counters_size);
4229 }
4230
4231 if (px->cap & PR_CAP_BE && mod_cap & STATS_PX_CAP_BE) {
4232 EXTRA_COUNTERS_INIT(px->extra_counters_be,
4233 mod,
4234 mod->counters,
4235 mod->counters_size);
4236 }
4237
4238 if (mod_cap & STATS_PX_CAP_SRV) {
4239 for (sv = px->srv; sv; sv = sv->next) {
4240 EXTRA_COUNTERS_INIT(sv->extra_counters,
4241 mod,
4242 mod->counters,
4243 mod->counters_size);
4244 }
4245 }
4246
4247 if (mod_cap & STATS_PX_CAP_LI) {
4248 list_for_each_entry(li, &px->conf.listeners, by_fe) {
4249 EXTRA_COUNTERS_INIT(li->extra_counters,
4250 mod,
4251 mod->counters,
4252 mod->counters_size);
4253 }
4254 }
4255 }
4256 }
4257
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02004258 dns_stats_clear_counters(clrall, &stats_module_list[STATS_DOMAIN_DNS]);
4259
Willy Tarreaud80cb4e2018-01-20 19:30:13 +01004260 memset(activity, 0, sizeof(activity));
Willy Tarreau89d467c2016-11-23 11:02:40 +01004261 return 1;
4262}
4263
4264
Aurélien Nephtaliabbf6072018-04-18 13:26:46 +02004265static int cli_parse_show_info(char **args, char *payload, struct appctx *appctx, void *private)
Willy Tarreau0baac8c2016-11-22 16:36:53 +01004266{
Willy Tarreau2f397382019-10-09 11:43:59 +02004267 int arg = 2;
4268
Willy Tarreaud25fc792016-12-16 12:33:47 +01004269 appctx->ctx.stats.scope_str = 0;
4270 appctx->ctx.stats.scope_len = 0;
4271 appctx->ctx.stats.flags = 0;
4272
Willy Tarreau2f397382019-10-09 11:43:59 +02004273 while (*args[arg]) {
4274 if (strcmp(args[arg], "typed") == 0)
4275 appctx->ctx.stats.flags = (appctx->ctx.stats.flags & ~STAT_FMT_MASK) | STAT_FMT_TYPED;
4276 else if (strcmp(args[arg], "json") == 0)
4277 appctx->ctx.stats.flags = (appctx->ctx.stats.flags & ~STAT_FMT_MASK) | STAT_FMT_JSON;
4278 else if (strcmp(args[arg], "desc") == 0)
4279 appctx->ctx.stats.flags |= STAT_SHOW_FDESC;
4280 arg++;
4281 }
Willy Tarreau0baac8c2016-11-22 16:36:53 +01004282 return 0;
4283}
4284
4285
Aurélien Nephtaliabbf6072018-04-18 13:26:46 +02004286static int cli_parse_show_stat(char **args, char *payload, struct appctx *appctx, void *private)
Willy Tarreau2b812e22016-11-22 16:18:05 +01004287{
Willy Tarreau2f397382019-10-09 11:43:59 +02004288 int arg = 2;
4289
Willy Tarreaud25fc792016-12-16 12:33:47 +01004290 appctx->ctx.stats.scope_str = 0;
4291 appctx->ctx.stats.scope_len = 0;
Willy Tarreau578d6e42019-10-09 11:00:22 +02004292 appctx->ctx.stats.flags = STAT_SHNODE | STAT_SHDESC;
4293
4294 if ((strm_li(si_strm(appctx->owner))->bind_conf->level & ACCESS_LVL_MASK) >= ACCESS_LVL_OPER)
4295 appctx->ctx.stats.flags |= STAT_SHLGNDS;
Willy Tarreaud25fc792016-12-16 12:33:47 +01004296
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02004297 /* proxy is the default domain */
4298 appctx->ctx.stats.domain = STATS_DOMAIN_PROXY;
4299 if (!strcmp(args[arg], "domain")) {
4300 ++args;
4301
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02004302 if (!strcmp(args[arg], "proxy")) {
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02004303 ++args;
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02004304 } else if (!strcmp(args[arg], "dns")) {
4305 appctx->ctx.stats.domain = STATS_DOMAIN_DNS;
4306 ++args;
4307 } else {
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02004308 return cli_err(appctx, "Invalid statistics domain.\n");
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02004309 }
Amaury Denoyelle072f97e2020-10-05 11:49:37 +02004310 }
4311
4312 if (appctx->ctx.stats.domain == STATS_DOMAIN_PROXY
4313 && *args[arg] && *args[arg+1] && *args[arg+2]) {
Willy Tarreaua1b1ed52016-11-25 08:50:58 +01004314 struct proxy *px;
4315
Willy Tarreau2f397382019-10-09 11:43:59 +02004316 px = proxy_find_by_name(args[arg], 0, 0);
Willy Tarreaua1b1ed52016-11-25 08:50:58 +01004317 if (px)
4318 appctx->ctx.stats.iid = px->uuid;
4319 else
Willy Tarreau2f397382019-10-09 11:43:59 +02004320 appctx->ctx.stats.iid = atoi(args[arg]);
Willy Tarreaua1b1ed52016-11-25 08:50:58 +01004321
Willy Tarreau9d008692019-08-09 11:21:01 +02004322 if (!appctx->ctx.stats.iid)
4323 return cli_err(appctx, "No such proxy.\n");
Willy Tarreaua1b1ed52016-11-25 08:50:58 +01004324
Willy Tarreau2b812e22016-11-22 16:18:05 +01004325 appctx->ctx.stats.flags |= STAT_BOUND;
Willy Tarreau2f397382019-10-09 11:43:59 +02004326 appctx->ctx.stats.type = atoi(args[arg+1]);
4327 appctx->ctx.stats.sid = atoi(args[arg+2]);
4328 arg += 3;
4329 }
4330
4331 while (*args[arg]) {
4332 if (strcmp(args[arg], "typed") == 0)
4333 appctx->ctx.stats.flags = (appctx->ctx.stats.flags & ~STAT_FMT_MASK) | STAT_FMT_TYPED;
4334 else if (strcmp(args[arg], "json") == 0)
4335 appctx->ctx.stats.flags = (appctx->ctx.stats.flags & ~STAT_FMT_MASK) | STAT_FMT_JSON;
4336 else if (strcmp(args[arg], "desc") == 0)
4337 appctx->ctx.stats.flags |= STAT_SHOW_FDESC;
Willy Tarreau3e320362020-10-23 17:28:57 +02004338 else if (strcmp(args[arg], "no-maint") == 0)
4339 appctx->ctx.stats.flags |= STAT_HIDE_MAINT;
Willy Tarreau65141ff2020-10-23 17:19:48 +02004340 else if (strcmp(args[arg], "up") == 0)
4341 appctx->ctx.stats.flags |= STAT_HIDE_DOWN;
Willy Tarreau2f397382019-10-09 11:43:59 +02004342 arg++;
Willy Tarreau2b812e22016-11-22 16:18:05 +01004343 }
Willy Tarreau2b812e22016-11-22 16:18:05 +01004344
Willy Tarreau2b812e22016-11-22 16:18:05 +01004345 return 0;
4346}
4347
Willy Tarreau0baac8c2016-11-22 16:36:53 +01004348static int cli_io_handler_dump_info(struct appctx *appctx)
4349{
4350 return stats_dump_info_to_buffer(appctx->owner);
4351}
4352
Willy Tarreau2b812e22016-11-22 16:18:05 +01004353/* This I/O handler runs as an applet embedded in a stream interface. It is
4354 * used to send raw stats over a socket.
4355 */
4356static int cli_io_handler_dump_stat(struct appctx *appctx)
4357{
Christopher Fauletef779222018-10-31 08:47:01 +01004358 return stats_dump_stat_to_buffer(appctx->owner, NULL, NULL);
Willy Tarreau2b812e22016-11-22 16:18:05 +01004359}
4360
Simon Horman6f6bb382017-01-04 09:37:26 +01004361static int cli_io_handler_dump_json_schema(struct appctx *appctx)
4362{
4363 return stats_dump_json_schema_to_buffer(appctx->owner);
4364}
4365
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02004366static int stats_allocate_proxy_counters_internal(struct extra_counters **counters,
4367 int type, int px_cap)
4368{
4369 struct stats_module *mod;
4370
4371 EXTRA_COUNTERS_REGISTER(counters, type, alloc_failed);
4372
4373 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
4374 if (!(stats_px_get_cap(mod->domain_flags) & px_cap))
4375 continue;
4376
4377 EXTRA_COUNTERS_ADD(mod, *counters, mod->counters, mod->counters_size);
4378 }
4379
4380 EXTRA_COUNTERS_ALLOC(*counters, alloc_failed);
4381
4382 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
4383 if (!(stats_px_get_cap(mod->domain_flags) & px_cap))
4384 continue;
4385
4386 EXTRA_COUNTERS_INIT(*counters, mod, mod->counters, mod->counters_size);
4387 }
4388
4389 return 1;
4390
4391 alloc_failed:
4392 return 0;
4393}
4394
4395/* Initialize and allocate all extra counters for a proxy and its attached
4396 * servers/listeners with all already registered stats module
4397 */
4398int stats_allocate_proxy_counters(struct proxy *px)
4399{
4400 struct server *sv;
4401 struct listener *li;
4402
4403 if (px->cap & PR_CAP_FE) {
4404 if (!stats_allocate_proxy_counters_internal(&px->extra_counters_fe,
4405 COUNTERS_FE,
4406 STATS_PX_CAP_FE)) {
4407 return 0;
4408 }
4409 }
4410
4411 if (px->cap & PR_CAP_BE) {
4412 if (!stats_allocate_proxy_counters_internal(&px->extra_counters_be,
4413 COUNTERS_BE,
4414 STATS_PX_CAP_BE)) {
4415 return 0;
4416 }
4417 }
4418
4419 for (sv = px->srv; sv; sv = sv->next) {
4420 if (!stats_allocate_proxy_counters_internal(&sv->extra_counters,
4421 COUNTERS_SV,
4422 STATS_PX_CAP_SRV)) {
4423 return 0;
4424 }
4425 }
4426
4427 list_for_each_entry(li, &px->conf.listeners, by_fe) {
4428 if (!stats_allocate_proxy_counters_internal(&li->extra_counters,
4429 COUNTERS_LI,
4430 STATS_PX_CAP_LI)) {
4431 return 0;
4432 }
4433 }
4434
4435 return 1;
4436}
4437
Amaury Denoyelle58d395e2020-10-05 11:49:40 +02004438void stats_register_module(struct stats_module *m)
4439{
4440 const uint8_t domain = stats_get_domain(m->domain_flags);
4441
4442 LIST_ADDQ(&stats_module_list[domain], &m->list);
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02004443 stat_count[domain] += m->stats_count;
Amaury Denoyelle58d395e2020-10-05 11:49:40 +02004444}
4445
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02004446static int allocate_stats_px_postcheck(void)
4447{
4448 struct stats_module *mod;
4449 size_t i = ST_F_TOTAL_FIELDS;
4450 int err_code = 0;
Amaury Denoyelle27373f72020-10-05 16:57:33 +02004451 struct proxy *px;
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02004452
4453 stat_count[STATS_DOMAIN_PROXY] += ST_F_TOTAL_FIELDS;
4454
4455 stat_f[STATS_DOMAIN_PROXY] = malloc(stat_count[STATS_DOMAIN_PROXY] * sizeof(struct name_desc));
4456 if (!stat_f[STATS_DOMAIN_PROXY]) {
4457 ha_alert("stats: cannot allocate all fields for proxy statistics\n");
4458 err_code |= ERR_ALERT | ERR_FATAL;
4459 return err_code;
4460 }
4461
4462 memcpy(stat_f[STATS_DOMAIN_PROXY], stat_fields,
4463 ST_F_TOTAL_FIELDS * sizeof(struct name_desc));
4464
4465 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) {
4466 memcpy(stat_f[STATS_DOMAIN_PROXY] + i,
4467 mod->stats,
4468 mod->stats_count * sizeof(struct name_desc));
4469 i += mod->stats_count;
4470 }
4471
Amaury Denoyelle27373f72020-10-05 16:57:33 +02004472 for (px = proxies_list; px; px = px->next) {
Amaury Denoyelleee63d4b2020-10-05 11:49:42 +02004473 if (!stats_allocate_proxy_counters(px)) {
4474 ha_alert("stats: cannot allocate all counters for proxy statistics\n");
4475 err_code |= ERR_ALERT | ERR_FATAL;
4476 return err_code;
4477 }
4478 }
4479
4480 stat_l[STATS_DOMAIN_PROXY] = malloc(stat_count[STATS_DOMAIN_PROXY] * sizeof(struct field));
4481 if (!stat_l[STATS_DOMAIN_PROXY]) {
4482 ha_alert("stats: cannot allocate a line for proxy statistics\n");
4483 err_code |= ERR_ALERT | ERR_FATAL;
4484 return err_code;
4485 }
4486
4487 return err_code;
4488}
4489
4490REGISTER_CONFIG_POSTPARSER("allocate-stats-px", allocate_stats_px_postcheck);
4491
Amaury Denoyellefbd0bc92020-10-05 11:49:46 +02004492static int allocate_stats_dns_postcheck(void)
4493{
4494 struct stats_module *mod;
4495 size_t i = 0;
4496 int err_code = 0;
4497
4498 stat_f[STATS_DOMAIN_DNS] = malloc(stat_count[STATS_DOMAIN_DNS] * sizeof(struct name_desc));
4499 if (!stat_f[STATS_DOMAIN_DNS]) {
4500 ha_alert("stats: cannot allocate all fields for dns statistics\n");
4501 err_code |= ERR_ALERT | ERR_FATAL;
4502 return err_code;
4503 }
4504
4505 list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_DNS], list) {
4506 memcpy(stat_f[STATS_DOMAIN_DNS] + i,
4507 mod->stats,
4508 mod->stats_count * sizeof(struct name_desc));
4509 i += mod->stats_count;
4510 }
4511
4512 if (!dns_allocate_counters(&stats_module_list[STATS_DOMAIN_DNS])) {
4513 ha_alert("stats: cannot allocate all counters for dns statistics\n");
4514 err_code |= ERR_ALERT | ERR_FATAL;
4515 return err_code;
4516 }
4517
4518 stat_l[STATS_DOMAIN_DNS] = malloc(stat_count[STATS_DOMAIN_DNS] * sizeof(struct field));
4519 if (!stat_l[STATS_DOMAIN_DNS]) {
4520 ha_alert("stats: cannot allocate a line for dns statistics\n");
4521 err_code |= ERR_ALERT | ERR_FATAL;
4522 return err_code;
4523 }
4524
4525 return err_code;
4526}
4527
4528REGISTER_CONFIG_POSTPARSER("allocate-stats-dns", allocate_stats_dns_postcheck);
4529
Willy Tarreau2b812e22016-11-22 16:18:05 +01004530/* register cli keywords */
4531static struct cli_kw_list cli_kws = {{ },{
Willy Tarreau89d467c2016-11-23 11:02:40 +01004532 { { "clear", "counters", NULL }, "clear counters : clear max statistics counters (add 'all' for all counters)", cli_parse_clear_counters, NULL, NULL },
Willy Tarreaueaa55372019-10-09 07:39:11 +02004533 { { "show", "info", NULL }, "show info : report information about the running process [desc|json|typed]*", cli_parse_show_info, cli_io_handler_dump_info, NULL },
Willy Tarreau3e320362020-10-23 17:28:57 +02004534 { { "show", "stat", NULL }, "show stat : report counters for each proxy and server [desc|json|no-maint|typed|up]*", cli_parse_show_stat, cli_io_handler_dump_stat, NULL },
Simon Horman6f6bb382017-01-04 09:37:26 +01004535 { { "show", "schema", "json", NULL }, "show schema json : report schema used for stats", NULL, cli_io_handler_dump_json_schema, NULL },
Willy Tarreau2b812e22016-11-22 16:18:05 +01004536 {{},}
4537}};
4538
Willy Tarreau0108d902018-11-25 19:14:37 +01004539INITCALL1(STG_REGISTER, cli_register_kw, &cli_kws);
4540
William Lallemand74c24fb2016-11-21 17:18:36 +01004541struct applet http_stats_applet = {
4542 .obj_type = OBJ_TYPE_APPLET,
4543 .name = "<STATS>", /* used for logging */
4544 .fct = http_stats_io_handler,
4545 .release = NULL,
4546};
4547
William Lallemand74c24fb2016-11-21 17:18:36 +01004548/*
4549 * Local variables:
4550 * c-indent-level: 8
4551 * c-basic-offset: 8
4552 * End:
4553 */