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git01.mediatek.com / haproxy / 551271d99c3afd1abcc71522c3367e125f880da6 / . / contrib / prometheus-exporter / service-prometheus.c
blob: 65eb44da202e5a22207adcd94221dc4f4740a464 [file] [log] [blame]
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1/*
2 * Promex is a Prometheus exporter for HAProxy
3 *
4 * It is highly inspired by the official Prometheus exporter.
5 * See: https://github.com/prometheus/haproxy_exporter
6 *
7 * Copyright 2019 Christopher Faulet <cfaulet@haproxy.com>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version
12 * 2 of the License, or (at your option) any later version.
13 *
14 */
15
Willy Tarreau4c7e4b72020-05-27 12:58:42 +0200[diff] [blame]16#include <haproxy/api.h>
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]17#include <common/cfgparse.h>
Willy Tarreaucd72d8c2020-06-02 19:11:26 +0200[diff] [blame]18#include <haproxy/http.h>
Willy Tarreau16f958c2020-06-03 08:44:35 +0200[diff] [blame]19#include <haproxy/htx.h>
Willy Tarreaud0ef4392020-06-02 09:38:52 +0200[diff] [blame]20#include <haproxy/pool.h>
Willy Tarreau853b2972020-05-27 18:01:47 +0200[diff] [blame]21#include <haproxy/list.h>
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]22
23#include <types/global.h>
24
25#include <proto/action.h>
26#include <proto/applet.h>
27#include <proto/backend.h>
28#include <proto/compression.h>
29#include <proto/frontend.h>
30#include <proto/listener.h>
31#include <proto/http_htx.h>
Willy Tarreau551271d2020-06-04 08:32:23 +0200[diff] [blame^]32#include <haproxy/pipe.h>
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]33#include <proto/proxy.h>
34#include <proto/sample.h>
35#include <proto/server.h>
36#include <proto/ssl_sock.h>
37#include <proto/stats.h>
38#include <proto/stream.h>
39#include <proto/stream_interface.h>
40#include <proto/task.h>
41
42/* Prometheus exporter applet states (appctx->st0) */
43enum {
44 PROMEX_ST_INIT = 0, /* initialized */
45 PROMEX_ST_HEAD, /* send headers before dump */
46 PROMEX_ST_DUMP, /* dumping stats */
47 PROMEX_ST_DONE, /* finished */
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]48 PROMEX_ST_END, /* treatment terminated */
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]49};
50
51/* Prometheus exporter dumper states (appctx->st1) */
52enum {
53 PROMEX_DUMPER_INIT = 0, /* initialized */
54 PROMEX_DUMPER_GLOBAL, /* dump metrics of globals */
55 PROMEX_DUMPER_FRONT, /* dump metrics of frontend proxies */
56 PROMEX_DUMPER_BACK, /* dump metrics of backend proxies */
57 PROMEX_DUMPER_LI, /* dump metrics of listeners */
58 PROMEX_DUMPER_SRV, /* dump metrics of servers */
59 PROMEX_DUMPER_DONE, /* finished */
60};
61
62/* Prometheus exporter flags (appctx->ctx.stats.flags) */
63#define PROMEX_FL_METRIC_HDR 0x00000001
64#define PROMEX_FL_INFO_METRIC 0x00000002
65#define PROMEX_FL_STATS_METRIC 0x00000004
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]66#define PROMEX_FL_SCOPE_GLOBAL 0x00000008
67#define PROMEX_FL_SCOPE_FRONT 0x00000010
68#define PROMEX_FL_SCOPE_BACK 0x00000020
69#define PROMEX_FL_SCOPE_SERVER 0x00000040
Christopher Fauleteba22942019-11-19 14:18:24 +0100[diff] [blame]70#define PROMEX_FL_NO_MAINT_SRV 0x00000080
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]71
72#define PROMEX_FL_SCOPE_ALL (PROMEX_FL_SCOPE_GLOBAL|PROMEX_FL_SCOPE_FRONT|PROMEX_FL_SCOPE_BACK|PROMEX_FL_SCOPE_SERVER)
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]73
74/* The max length for metrics name. It is a hard limit but it should be
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]75 * enough.
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]76 */
77#define PROMEX_MAX_NAME_LEN 128
78
79/* The expected max length for a metric dump, including its header lines. It is
80 * just a soft limit to avoid extra work. We don't try to dump a metric if less
81 * than this size is available in the HTX.
82 */
83#define PROMEX_MAX_METRIC_LENGTH 512
84
85/* Matrix used to dump global metrics. Each metric points to the next one to be
86 * processed or 0 to stop the dump. */
87const int promex_global_metrics[INF_TOTAL_FIELDS] = {
88 [INF_NAME] = INF_NBTHREAD,
89 [INF_VERSION] = 0,
90 [INF_RELEASE_DATE] = 0,
91 [INF_NBTHREAD] = INF_NBPROC,
92 [INF_NBPROC] = INF_PROCESS_NUM,
93 [INF_PROCESS_NUM] = INF_UPTIME_SEC,
94 [INF_PID] = 0,
95 [INF_UPTIME] = 0,
96 [INF_UPTIME_SEC] = INF_MEMMAX_MB,
97 [INF_MEMMAX_MB] = INF_POOL_ALLOC_MB,
98 [INF_POOL_ALLOC_MB] = INF_POOL_USED_MB,
99 [INF_POOL_USED_MB] = INF_POOL_FAILED,
100 [INF_POOL_FAILED] = INF_ULIMIT_N,
101 [INF_ULIMIT_N] = INF_MAXSOCK,
102 [INF_MAXSOCK] = INF_MAXCONN,
103 [INF_MAXCONN] = INF_HARD_MAXCONN,
104 [INF_HARD_MAXCONN] = INF_CURR_CONN,
105 [INF_CURR_CONN] = INF_CUM_CONN,
106 [INF_CUM_CONN] = INF_CUM_REQ,
107 [INF_CUM_REQ] = INF_MAX_SSL_CONNS,
108 [INF_MAX_SSL_CONNS] = INF_CURR_SSL_CONNS,
109 [INF_CURR_SSL_CONNS] = INF_CUM_SSL_CONNS,
110 [INF_CUM_SSL_CONNS] = INF_MAXPIPES,
111 [INF_MAXPIPES] = INF_PIPES_USED,
112 [INF_PIPES_USED] = INF_PIPES_FREE,
113 [INF_PIPES_FREE] = INF_CONN_RATE,
114 [INF_CONN_RATE] = INF_CONN_RATE_LIMIT,
115 [INF_CONN_RATE_LIMIT] = INF_MAX_CONN_RATE,
116 [INF_MAX_CONN_RATE] = INF_SESS_RATE,
117 [INF_SESS_RATE] = INF_SESS_RATE_LIMIT,
118 [INF_SESS_RATE_LIMIT] = INF_MAX_SESS_RATE,
119 [INF_MAX_SESS_RATE] = INF_SSL_RATE,
120 [INF_SSL_RATE] = INF_SSL_RATE_LIMIT,
121 [INF_SSL_RATE_LIMIT] = INF_MAX_SSL_RATE,
122 [INF_MAX_SSL_RATE] = INF_SSL_FRONTEND_KEY_RATE,
123 [INF_SSL_FRONTEND_KEY_RATE] = INF_SSL_FRONTEND_MAX_KEY_RATE,
124 [INF_SSL_FRONTEND_MAX_KEY_RATE] = INF_SSL_FRONTEND_SESSION_REUSE_PCT,
125 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = INF_SSL_BACKEND_KEY_RATE,
126 [INF_SSL_BACKEND_KEY_RATE] = INF_SSL_BACKEND_MAX_KEY_RATE,
127 [INF_SSL_BACKEND_MAX_KEY_RATE] = INF_SSL_CACHE_LOOKUPS,
128 [INF_SSL_CACHE_LOOKUPS] = INF_SSL_CACHE_MISSES,
129 [INF_SSL_CACHE_MISSES] = INF_COMPRESS_BPS_IN,
130 [INF_COMPRESS_BPS_IN] = INF_COMPRESS_BPS_OUT,
131 [INF_COMPRESS_BPS_OUT] = INF_COMPRESS_BPS_RATE_LIM,
132 [INF_COMPRESS_BPS_RATE_LIM] = INF_ZLIB_MEM_USAGE,
133 [INF_ZLIB_MEM_USAGE] = INF_MAX_ZLIB_MEM_USAGE,
134 [INF_MAX_ZLIB_MEM_USAGE] = INF_TASKS,
135 [INF_TASKS] = INF_RUN_QUEUE,
136 [INF_RUN_QUEUE] = INF_IDLE_PCT,
137 [INF_IDLE_PCT] = INF_STOPPING,
138 [INF_NODE] = 0,
139 [INF_DESCRIPTION] = 0,
140 [INF_STOPPING] = INF_JOBS,
141 [INF_JOBS] = INF_UNSTOPPABLE_JOBS,
142 [INF_UNSTOPPABLE_JOBS] = INF_LISTENERS,
143 [INF_LISTENERS] = INF_ACTIVE_PEERS,
144 [INF_ACTIVE_PEERS] = INF_CONNECTED_PEERS,
145 [INF_CONNECTED_PEERS] = INF_DROPPED_LOGS,
146 [INF_DROPPED_LOGS] = INF_BUSY_POLLING,
147 [INF_BUSY_POLLING] = 0,
148};
149
150/* Matrix used to dump frontend metrics. Each metric points to the next one to be
151 * processed or 0 to stop the dump. */
152const int promex_front_metrics[ST_F_TOTAL_FIELDS] = {
153 [ST_F_PXNAME] = ST_F_STATUS,
154 [ST_F_SVNAME] = 0,
155 [ST_F_QCUR] = 0,
156 [ST_F_QMAX] = 0,
157 [ST_F_SCUR] = ST_F_SMAX,
158 [ST_F_SMAX] = ST_F_SLIM,
159 [ST_F_SLIM] = ST_F_STOT,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]160 [ST_F_STOT] = ST_F_RATE_LIM,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]161 [ST_F_BIN] = ST_F_BOUT,
162 [ST_F_BOUT] = ST_F_DREQ,
163 [ST_F_DREQ] = ST_F_DRESP,
164 [ST_F_DRESP] = ST_F_EREQ,
165 [ST_F_EREQ] = ST_F_DCON,
166 [ST_F_ECON] = 0,
167 [ST_F_ERESP] = 0,
168 [ST_F_WRETR] = 0,
169 [ST_F_WREDIS] = 0,
170 [ST_F_STATUS] = ST_F_SCUR,
171 [ST_F_WEIGHT] = 0,
172 [ST_F_ACT] = 0,
173 [ST_F_BCK] = 0,
174 [ST_F_CHKFAIL] = 0,
175 [ST_F_CHKDOWN] = 0,
176 [ST_F_LASTCHG] = 0,
177 [ST_F_DOWNTIME] = 0,
178 [ST_F_QLIMIT] = 0,
179 [ST_F_PID] = 0,
180 [ST_F_IID] = 0,
181 [ST_F_SID] = 0,
182 [ST_F_THROTTLE] = 0,
183 [ST_F_LBTOT] = 0,
184 [ST_F_TRACKED] = 0,
185 [ST_F_TYPE] = 0,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]186 [ST_F_RATE] = 0,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]187 [ST_F_RATE_LIM] = ST_F_RATE_MAX,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]188 [ST_F_RATE_MAX] = ST_F_CONN_RATE_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]189 [ST_F_CHECK_STATUS] = 0,
190 [ST_F_CHECK_CODE] = 0,
191 [ST_F_CHECK_DURATION] = 0,
192 [ST_F_HRSP_1XX] = ST_F_HRSP_2XX,
193 [ST_F_HRSP_2XX] = ST_F_HRSP_3XX,
194 [ST_F_HRSP_3XX] = ST_F_HRSP_4XX,
195 [ST_F_HRSP_4XX] = ST_F_HRSP_5XX,
196 [ST_F_HRSP_5XX] = ST_F_HRSP_OTHER,
197 [ST_F_HRSP_OTHER] = ST_F_INTERCEPTED,
198 [ST_F_HANAFAIL] = 0,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]199 [ST_F_REQ_RATE] = 0,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]200 [ST_F_REQ_RATE_MAX] = ST_F_REQ_TOT,
201 [ST_F_REQ_TOT] = ST_F_HRSP_1XX,
202 [ST_F_CLI_ABRT] = 0,
203 [ST_F_SRV_ABRT] = 0,
204 [ST_F_COMP_IN] = ST_F_COMP_OUT,
205 [ST_F_COMP_OUT] = ST_F_COMP_BYP,
206 [ST_F_COMP_BYP] = ST_F_COMP_RSP,
207 [ST_F_COMP_RSP] = 0,
208 [ST_F_LASTSESS] = 0,
209 [ST_F_LAST_CHK] = 0,
210 [ST_F_LAST_AGT] = 0,
211 [ST_F_QTIME] = 0,
212 [ST_F_CTIME] = 0,
213 [ST_F_RTIME] = 0,
214 [ST_F_TTIME] = 0,
215 [ST_F_AGENT_STATUS] = 0,
216 [ST_F_AGENT_CODE] = 0,
217 [ST_F_AGENT_DURATION] = 0,
218 [ST_F_CHECK_DESC] = 0,
219 [ST_F_AGENT_DESC] = 0,
220 [ST_F_CHECK_RISE] = 0,
221 [ST_F_CHECK_FALL] = 0,
222 [ST_F_CHECK_HEALTH] = 0,
223 [ST_F_AGENT_RISE] = 0,
224 [ST_F_AGENT_FALL] = 0,
225 [ST_F_AGENT_HEALTH] = 0,
226 [ST_F_ADDR] = 0,
227 [ST_F_COOKIE] = 0,
228 [ST_F_MODE] = 0,
229 [ST_F_ALGO] = 0,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]230 [ST_F_CONN_RATE] = 0,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]231 [ST_F_CONN_RATE_MAX] = ST_F_CONN_TOT,
232 [ST_F_CONN_TOT] = ST_F_BIN,
233 [ST_F_INTERCEPTED] = ST_F_CACHE_LOOKUPS,
234 [ST_F_DCON] = ST_F_DSES,
235 [ST_F_DSES] = ST_F_WREW,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]236 [ST_F_WREW] = ST_F_EINT,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]237 [ST_F_CONNECT] = 0,
238 [ST_F_REUSE] = 0,
239 [ST_F_CACHE_LOOKUPS] = ST_F_CACHE_HITS,
240 [ST_F_CACHE_HITS] = ST_F_COMP_IN,
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]241 [ST_F_SRV_ICUR] = 0,
242 [ST_F_SRV_ILIM] = 0,
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]243 [ST_F_QT_MAX] = 0,
244 [ST_F_CT_MAX] = 0,
245 [ST_F_RT_MAX] = 0,
246 [ST_F_TT_MAX] = 0,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]247 [ST_F_EINT] = ST_F_REQ_RATE_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]248};
249
250/* Matrix used to dump backend metrics. Each metric points to the next one to be
251 * processed or 0 to stop the dump. */
252const int promex_back_metrics[ST_F_TOTAL_FIELDS] = {
253 [ST_F_PXNAME] = ST_F_STATUS,
254 [ST_F_SVNAME] = 0,
255 [ST_F_QCUR] = ST_F_QMAX,
256 [ST_F_QMAX] = ST_F_CONNECT,
257 [ST_F_SCUR] = ST_F_SMAX,
258 [ST_F_SMAX] = ST_F_SLIM,
259 [ST_F_SLIM] = ST_F_STOT,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]260 [ST_F_STOT] = ST_F_RATE_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]261 [ST_F_BIN] = ST_F_BOUT,
262 [ST_F_BOUT] = ST_F_QTIME,
263 [ST_F_DREQ] = ST_F_DRESP,
264 [ST_F_DRESP] = ST_F_ECON,
265 [ST_F_EREQ] = 0,
266 [ST_F_ECON] = ST_F_ERESP,
267 [ST_F_ERESP] = ST_F_WRETR,
268 [ST_F_WRETR] = ST_F_WREDIS,
269 [ST_F_WREDIS] = ST_F_WREW,
270 [ST_F_STATUS] = ST_F_SCUR,
271 [ST_F_WEIGHT] = ST_F_ACT,
272 [ST_F_ACT] = ST_F_BCK,
273 [ST_F_BCK] = ST_F_CHKDOWN,
274 [ST_F_CHKFAIL] = 0,
275 [ST_F_CHKDOWN] = ST_F_LASTCHG,
276 [ST_F_LASTCHG] = ST_F_DOWNTIME,
277 [ST_F_DOWNTIME] = ST_F_LBTOT,
278 [ST_F_QLIMIT] = 0,
279 [ST_F_PID] = 0,
280 [ST_F_IID] = 0,
281 [ST_F_SID] = 0,
282 [ST_F_THROTTLE] = 0,
283 [ST_F_LBTOT] = ST_F_REQ_TOT,
284 [ST_F_TRACKED] = 9,
285 [ST_F_TYPE] = 0,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]286 [ST_F_RATE] = 0,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]287 [ST_F_RATE_LIM] = 0,
288 [ST_F_RATE_MAX] = ST_F_LASTSESS,
289 [ST_F_CHECK_STATUS] = 0,
290 [ST_F_CHECK_CODE] = 0,
291 [ST_F_CHECK_DURATION] = 0,
292 [ST_F_HRSP_1XX] = ST_F_HRSP_2XX,
293 [ST_F_HRSP_2XX] = ST_F_HRSP_3XX,
294 [ST_F_HRSP_3XX] = ST_F_HRSP_4XX,
295 [ST_F_HRSP_4XX] = ST_F_HRSP_5XX,
296 [ST_F_HRSP_5XX] = ST_F_HRSP_OTHER,
297 [ST_F_HRSP_OTHER] = ST_F_CACHE_LOOKUPS,
298 [ST_F_HANAFAIL] = 0,
299 [ST_F_REQ_RATE] = 0,
300 [ST_F_REQ_RATE_MAX] = 0,
301 [ST_F_REQ_TOT] = ST_F_HRSP_1XX,
302 [ST_F_CLI_ABRT] = ST_F_SRV_ABRT,
303 [ST_F_SRV_ABRT] = ST_F_WEIGHT,
304 [ST_F_COMP_IN] = ST_F_COMP_OUT,
305 [ST_F_COMP_OUT] = ST_F_COMP_BYP,
306 [ST_F_COMP_BYP] = ST_F_COMP_RSP,
307 [ST_F_COMP_RSP] = 0,
308 [ST_F_LASTSESS] = ST_F_QCUR,
309 [ST_F_LAST_CHK] = 0,
310 [ST_F_LAST_AGT] = 0,
311 [ST_F_QTIME] = ST_F_CTIME,
312 [ST_F_CTIME] = ST_F_RTIME,
313 [ST_F_RTIME] = ST_F_TTIME,
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]314 [ST_F_TTIME] = ST_F_QT_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]315 [ST_F_AGENT_STATUS] = 0,
316 [ST_F_AGENT_CODE] = 0,
317 [ST_F_AGENT_DURATION] = 0,
318 [ST_F_CHECK_DESC] = 0,
319 [ST_F_AGENT_DESC] = 0,
320 [ST_F_CHECK_RISE] = 0,
321 [ST_F_CHECK_FALL] = 0,
322 [ST_F_CHECK_HEALTH] = 0,
323 [ST_F_AGENT_RISE] = 0,
324 [ST_F_AGENT_FALL] = 0,
325 [ST_F_AGENT_HEALTH] = 0,
326 [ST_F_ADDR] = 0,
327 [ST_F_COOKIE] = 0,
328 [ST_F_MODE] = 0,
329 [ST_F_ALGO] = 0,
330 [ST_F_CONN_RATE] = 0,
331 [ST_F_CONN_RATE_MAX] = 0,
332 [ST_F_CONN_TOT] = 0,
333 [ST_F_INTERCEPTED] = 0,
334 [ST_F_DCON] = 0,
335 [ST_F_DSES] = 0,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]336 [ST_F_WREW] = ST_F_EINT,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]337 [ST_F_CONNECT] = ST_F_REUSE,
338 [ST_F_REUSE] = ST_F_BIN,
339 [ST_F_CACHE_LOOKUPS] = ST_F_CACHE_HITS,
340 [ST_F_CACHE_HITS] = ST_F_COMP_IN,
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]341 [ST_F_SRV_ICUR] = 0,
342 [ST_F_SRV_ILIM] = 0,
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]343 [ST_F_QT_MAX] = ST_F_CT_MAX,
344 [ST_F_CT_MAX] = ST_F_RT_MAX,
345 [ST_F_RT_MAX] = ST_F_TT_MAX,
346 [ST_F_TT_MAX] = ST_F_DREQ,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]347 [ST_F_EINT] = ST_F_CLI_ABRT,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]348};
349
350/* Matrix used to dump server metrics. Each metric points to the next one to be
351 * processed or 0 to stop the dump. */
352const int promex_srv_metrics[ST_F_TOTAL_FIELDS] = {
353 [ST_F_PXNAME] = ST_F_STATUS,
354 [ST_F_SVNAME] = 0,
355 [ST_F_QCUR] = ST_F_QMAX,
356 [ST_F_QMAX] = ST_F_QLIMIT,
357 [ST_F_SCUR] = ST_F_SMAX,
358 [ST_F_SMAX] = ST_F_SLIM,
359 [ST_F_SLIM] = ST_F_STOT,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]360 [ST_F_STOT] = ST_F_RATE_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]361 [ST_F_BIN] = ST_F_BOUT,
362 [ST_F_BOUT] = ST_F_QTIME,
363 [ST_F_DREQ] = 0,
364 [ST_F_DRESP] = ST_F_ECON,
365 [ST_F_EREQ] = 0,
366 [ST_F_ECON] = ST_F_ERESP,
367 [ST_F_ERESP] = ST_F_WRETR,
368 [ST_F_WRETR] = ST_F_WREDIS,
369 [ST_F_WREDIS] = ST_F_WREW,
370 [ST_F_STATUS] = ST_F_SCUR,
Christopher Fauletcf403f32019-11-21 14:35:46 +0100[diff] [blame]371 [ST_F_WEIGHT] = ST_F_CHECK_STATUS,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]372 [ST_F_ACT] = 0,
373 [ST_F_BCK] = 0,
374 [ST_F_CHKFAIL] = ST_F_CHKDOWN,
375 [ST_F_CHKDOWN] = ST_F_DOWNTIME,
376 [ST_F_LASTCHG] = ST_F_THROTTLE,
377 [ST_F_DOWNTIME] = ST_F_LASTCHG,
378 [ST_F_QLIMIT] = ST_F_BIN,
379 [ST_F_PID] = 0,
380 [ST_F_IID] = 0,
381 [ST_F_SID] = 0,
382 [ST_F_THROTTLE] = ST_F_LBTOT,
383 [ST_F_LBTOT] = ST_F_HRSP_1XX,
384 [ST_F_TRACKED] = 0,
385 [ST_F_TYPE] = 0,
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]386 [ST_F_RATE] = 0,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]387 [ST_F_RATE_LIM] = 0,
388 [ST_F_RATE_MAX] = ST_F_LASTSESS,
Christopher Fauletcf403f32019-11-21 14:35:46 +0100[diff] [blame]389 [ST_F_CHECK_STATUS] = ST_F_CHECK_CODE,
Christopher Faulet2711e512020-02-27 16:12:07 +0100[diff] [blame]390 [ST_F_CHECK_CODE] = ST_F_CHECK_DURATION,
391 [ST_F_CHECK_DURATION] = ST_F_CHKFAIL,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]392 [ST_F_HRSP_1XX] = ST_F_HRSP_2XX,
393 [ST_F_HRSP_2XX] = ST_F_HRSP_3XX,
394 [ST_F_HRSP_3XX] = ST_F_HRSP_4XX,
395 [ST_F_HRSP_4XX] = ST_F_HRSP_5XX,
396 [ST_F_HRSP_5XX] = ST_F_HRSP_OTHER,
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]397 [ST_F_HRSP_OTHER] = ST_F_SRV_ICUR,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]398 [ST_F_HANAFAIL] = 0,
399 [ST_F_REQ_RATE] = 0,
400 [ST_F_REQ_RATE_MAX] = 0,
401 [ST_F_REQ_TOT] = 0,
402 [ST_F_CLI_ABRT] = ST_F_SRV_ABRT,
403 [ST_F_SRV_ABRT] = ST_F_WEIGHT,
404 [ST_F_COMP_IN] = 0,
405 [ST_F_COMP_OUT] = 0,
406 [ST_F_COMP_BYP] = 0,
407 [ST_F_COMP_RSP] = 0,
408 [ST_F_LASTSESS] = ST_F_QCUR,
409 [ST_F_LAST_CHK] = 0,
410 [ST_F_LAST_AGT] = 0,
411 [ST_F_QTIME] = ST_F_CTIME,
412 [ST_F_CTIME] = ST_F_RTIME,
413 [ST_F_RTIME] = ST_F_TTIME,
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]414 [ST_F_TTIME] = ST_F_QT_MAX,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]415 [ST_F_AGENT_STATUS] = 0,
416 [ST_F_AGENT_CODE] = 0,
417 [ST_F_AGENT_DURATION] = 0,
418 [ST_F_CHECK_DESC] = 0,
419 [ST_F_AGENT_DESC] = 0,
420 [ST_F_CHECK_RISE] = 0,
421 [ST_F_CHECK_FALL] = 0,
422 [ST_F_CHECK_HEALTH] = 0,
423 [ST_F_AGENT_RISE] = 0,
424 [ST_F_AGENT_FALL] = 0,
425 [ST_F_AGENT_HEALTH] = 0,
426 [ST_F_ADDR] = 0,
427 [ST_F_COOKIE] = 0,
428 [ST_F_MODE] = 0,
429 [ST_F_ALGO] = 0,
430 [ST_F_CONN_RATE] = 0,
431 [ST_F_CONN_RATE_MAX] = 0,
432 [ST_F_CONN_TOT] = 0,
433 [ST_F_INTERCEPTED] = 0,
434 [ST_F_DCON] = 0,
435 [ST_F_DSES] = 0,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]436 [ST_F_WREW] = ST_F_EINT,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]437 [ST_F_CONNECT] = ST_F_REUSE,
438 [ST_F_REUSE] = ST_F_DRESP,
439 [ST_F_CACHE_LOOKUPS] = 0,
440 [ST_F_CACHE_HITS] = 0,
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]441 [ST_F_SRV_ICUR] = ST_F_SRV_ILIM,
442 [ST_F_SRV_ILIM] = 0,
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]443 [ST_F_QT_MAX] = ST_F_CT_MAX,
444 [ST_F_CT_MAX] = ST_F_RT_MAX,
445 [ST_F_RT_MAX] = ST_F_TT_MAX,
446 [ST_F_TT_MAX] = ST_F_CONNECT,
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]447 [ST_F_EINT] = ST_F_CLI_ABRT,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]448};
449
450/* Name of all info fields */
451const struct ist promex_inf_metric_names[INF_TOTAL_FIELDS] = {
452 [INF_NAME] = IST("name"),
453 [INF_VERSION] = IST("version"),
454 [INF_RELEASE_DATE] = IST("release_date"),
455 [INF_NBTHREAD] = IST("nbthread"),
456 [INF_NBPROC] = IST("nbproc"),
457 [INF_PROCESS_NUM] = IST("relative_process_id"),
458 [INF_PID] = IST("pid"),
459 [INF_UPTIME] = IST("uptime"),
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]460 [INF_UPTIME_SEC] = IST("start_time_seconds"),
461 [INF_MEMMAX_MB] = IST("max_memory_bytes"),
462 [INF_POOL_ALLOC_MB] = IST("pool_allocated_bytes"),
463 [INF_POOL_USED_MB] = IST("pool_used_bytes"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]464 [INF_POOL_FAILED] = IST("pool_failures_total"),
465 [INF_ULIMIT_N] = IST("max_fds"),
466 [INF_MAXSOCK] = IST("max_sockets"),
467 [INF_MAXCONN] = IST("max_connections"),
468 [INF_HARD_MAXCONN] = IST("hard_max_connections"),
469 [INF_CURR_CONN] = IST("current_connections"),
470 [INF_CUM_CONN] = IST("connections_total"),
471 [INF_CUM_REQ] = IST("requests_total"),
472 [INF_MAX_SSL_CONNS] = IST("max_ssl_connections"),
473 [INF_CURR_SSL_CONNS] = IST("current_ssl_connections"),
474 [INF_CUM_SSL_CONNS] = IST("ssl_connections_total"),
475 [INF_MAXPIPES] = IST("max_pipes"),
476 [INF_PIPES_USED] = IST("pipes_used_total"),
477 [INF_PIPES_FREE] = IST("pipes_free_total"),
478 [INF_CONN_RATE] = IST("current_connection_rate"),
479 [INF_CONN_RATE_LIMIT] = IST("limit_connection_rate"),
480 [INF_MAX_CONN_RATE] = IST("max_connection_rate"),
481 [INF_SESS_RATE] = IST("current_session_rate"),
482 [INF_SESS_RATE_LIMIT] = IST("limit_session_rate"),
483 [INF_MAX_SESS_RATE] = IST("max_session_rate"),
484 [INF_SSL_RATE] = IST("current_ssl_rate"),
485 [INF_SSL_RATE_LIMIT] = IST("limit_ssl_rate"),
486 [INF_MAX_SSL_RATE] = IST("max_ssl_rate"),
487 [INF_SSL_FRONTEND_KEY_RATE] = IST("current_frontend_ssl_key_rate"),
488 [INF_SSL_FRONTEND_MAX_KEY_RATE] = IST("max_frontend_ssl_key_rate"),
489 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = IST("frontent_ssl_reuse"),
490 [INF_SSL_BACKEND_KEY_RATE] = IST("current_backend_ssl_key_rate"),
491 [INF_SSL_BACKEND_MAX_KEY_RATE] = IST("max_backend_ssl_key_rate"),
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]492 [INF_SSL_CACHE_LOOKUPS] = IST("ssl_cache_lookups_total"),
493 [INF_SSL_CACHE_MISSES] = IST("ssl_cache_misses_total"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]494 [INF_COMPRESS_BPS_IN] = IST("http_comp_bytes_in_total"),
495 [INF_COMPRESS_BPS_OUT] = IST("http_comp_bytes_out_total"),
496 [INF_COMPRESS_BPS_RATE_LIM] = IST("limit_http_comp"),
497 [INF_ZLIB_MEM_USAGE] = IST("current_zlib_memory"),
498 [INF_MAX_ZLIB_MEM_USAGE] = IST("max_zlib_memory"),
499 [INF_TASKS] = IST("current_tasks"),
500 [INF_RUN_QUEUE] = IST("current_run_queue"),
501 [INF_IDLE_PCT] = IST("idle_time_percent"),
502 [INF_NODE] = IST("node"),
503 [INF_DESCRIPTION] = IST("description"),
504 [INF_STOPPING] = IST("stopping"),
505 [INF_JOBS] = IST("jobs"),
506 [INF_UNSTOPPABLE_JOBS] = IST("unstoppable_jobs"),
507 [INF_LISTENERS] = IST("listeners"),
508 [INF_ACTIVE_PEERS] = IST("active_peers"),
509 [INF_CONNECTED_PEERS] = IST("connected_peers"),
510 [INF_DROPPED_LOGS] = IST("dropped_logs_total"),
511 [INF_BUSY_POLLING] = IST("busy_polling_enabled"),
512};
513
514/* Name of all stats fields */
515const struct ist promex_st_metric_names[ST_F_TOTAL_FIELDS] = {
516 [ST_F_PXNAME] = IST("proxy_name"),
517 [ST_F_SVNAME] = IST("service_name"),
518 [ST_F_QCUR] = IST("current_queue"),
519 [ST_F_QMAX] = IST("max_queue"),
520 [ST_F_SCUR] = IST("current_sessions"),
521 [ST_F_SMAX] = IST("max_sessions"),
522 [ST_F_SLIM] = IST("limit_sessions"),
523 [ST_F_STOT] = IST("sessions_total"),
524 [ST_F_BIN] = IST("bytes_in_total"),
525 [ST_F_BOUT] = IST("bytes_out_total"),
526 [ST_F_DREQ] = IST("requests_denied_total"),
527 [ST_F_DRESP] = IST("responses_denied_total"),
528 [ST_F_EREQ] = IST("request_errors_total"),
529 [ST_F_ECON] = IST("connection_errors_total"),
530 [ST_F_ERESP] = IST("response_errors_total"),
531 [ST_F_WRETR] = IST("retry_warnings_total"),
532 [ST_F_WREDIS] = IST("redispatch_warnings_total"),
533 [ST_F_STATUS] = IST("status"),
534 [ST_F_WEIGHT] = IST("weight"),
535 [ST_F_ACT] = IST("active_servers"),
536 [ST_F_BCK] = IST("backup_servers"),
537 [ST_F_CHKFAIL] = IST("check_failures_total"),
538 [ST_F_CHKDOWN] = IST("check_up_down_total"),
539 [ST_F_LASTCHG] = IST("check_last_change_seconds"),
540 [ST_F_DOWNTIME] = IST("downtime_seconds_total"),
541 [ST_F_QLIMIT] = IST("queue_limit"),
542 [ST_F_PID] = IST("pid"),
543 [ST_F_IID] = IST("proxy_id"),
544 [ST_F_SID] = IST("server_id"),
545 [ST_F_THROTTLE] = IST("current_throttle"),
546 [ST_F_LBTOT] = IST("loadbalanced_total"),
547 [ST_F_TRACKED] = IST("tracked"),
548 [ST_F_TYPE] = IST("type"),
549 [ST_F_RATE] = IST("current_session_rate"),
550 [ST_F_RATE_LIM] = IST("limit_session_rate"),
551 [ST_F_RATE_MAX] = IST("max_session_rate"),
552 [ST_F_CHECK_STATUS] = IST("check_status"),
553 [ST_F_CHECK_CODE] = IST("check_code"),
Christopher Faulet2711e512020-02-27 16:12:07 +0100[diff] [blame]554 [ST_F_CHECK_DURATION] = IST("check_duration_seconds"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]555 [ST_F_HRSP_1XX] = IST("http_responses_total"),
556 [ST_F_HRSP_2XX] = IST("http_responses_total"),
557 [ST_F_HRSP_3XX] = IST("http_responses_total"),
558 [ST_F_HRSP_4XX] = IST("http_responses_total"),
559 [ST_F_HRSP_5XX] = IST("http_responses_total"),
560 [ST_F_HRSP_OTHER] = IST("http_responses_total"),
561 [ST_F_HANAFAIL] = IST("check_analyses_failures_total"),
562 [ST_F_REQ_RATE] = IST("http_requests_rate_current"),
563 [ST_F_REQ_RATE_MAX] = IST("http_requests_rate_max"),
564 [ST_F_REQ_TOT] = IST("http_requests_total"),
565 [ST_F_CLI_ABRT] = IST("client_aborts_total"),
566 [ST_F_SRV_ABRT] = IST("server_aborts_total"),
567 [ST_F_COMP_IN] = IST("http_comp_bytes_in_total"),
568 [ST_F_COMP_OUT] = IST("http_comp_bytes_out_total"),
569 [ST_F_COMP_BYP] = IST("http_comp_bytes_bypassed_total"),
570 [ST_F_COMP_RSP] = IST("http_comp_responses_total"),
571 [ST_F_LASTSESS] = IST("last_session_seconds"),
572 [ST_F_LAST_CHK] = IST("check_last_content"),
573 [ST_F_LAST_AGT] = IST("agentcheck_last_content"),
Christopher Faulet68b69682019-11-08 15:12:29 +0100[diff] [blame]574 [ST_F_QTIME] = IST("queue_time_average_seconds"),
575 [ST_F_CTIME] = IST("connect_time_average_seconds"),
576 [ST_F_RTIME] = IST("response_time_average_seconds"),
577 [ST_F_TTIME] = IST("total_time_average_seconds"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]578 [ST_F_AGENT_STATUS] = IST("agentcheck_status"),
579 [ST_F_AGENT_CODE] = IST("agentcheck_code"),
580 [ST_F_AGENT_DURATION] = IST("agentcheck_duration_milliseconds"),
581 [ST_F_CHECK_DESC] = IST("check_description"),
582 [ST_F_AGENT_DESC] = IST("agentcheck_description"),
583 [ST_F_CHECK_RISE] = IST("check_rise"),
584 [ST_F_CHECK_FALL] = IST("check_fall"),
585 [ST_F_CHECK_HEALTH] = IST("check_value"),
586 [ST_F_AGENT_RISE] = IST("agentcheck_rise"),
587 [ST_F_AGENT_FALL] = IST("agentcheck_fall"),
588 [ST_F_AGENT_HEALTH] = IST("agentcheck_value"),
589 [ST_F_ADDR] = IST("address"),
590 [ST_F_COOKIE] = IST("cookie"),
591 [ST_F_MODE] = IST("mode"),
592 [ST_F_ALGO] = IST("loadbalance_algorithm"),
593 [ST_F_CONN_RATE] = IST("connections_rate_current"),
594 [ST_F_CONN_RATE_MAX] = IST("connections_rate_max"),
595 [ST_F_CONN_TOT] = IST("connections_total"),
596 [ST_F_INTERCEPTED] = IST("intercepted_requests_total"),
597 [ST_F_DCON] = IST("denied_connections_total"),
598 [ST_F_DSES] = IST("denied_sessions_total"),
599 [ST_F_WREW] = IST("failed_header_rewriting_total"),
600 [ST_F_CONNECT] = IST("connection_attempts_total"),
601 [ST_F_REUSE] = IST("connection_reuses_total"),
602 [ST_F_CACHE_LOOKUPS] = IST("http_cache_lookups_total"),
603 [ST_F_CACHE_HITS] = IST("http_cache_hits_total"),
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]604 [ST_F_SRV_ICUR] = IST("server_idle_connections_current"),
605 [ST_F_SRV_ILIM] = IST("server_idle_connections_limit"),
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]606 [ST_F_QT_MAX] = IST("max_queue_time_seconds"),
607 [ST_F_CT_MAX] = IST("max_connect_time_seconds"),
608 [ST_F_RT_MAX] = IST("max_response_time_seconds"),
609 [ST_F_TT_MAX] = IST("max_total_time_seconds"),
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]610 [ST_F_EINT] = IST("internal_errors_total"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]611};
612
613/* Description of all info fields */
614const struct ist promex_inf_metric_desc[INF_TOTAL_FIELDS] = {
615 [INF_NAME] = IST("Product name."),
616 [INF_VERSION] = IST("HAProxy version."),
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]617 [INF_RELEASE_DATE] = IST("HAProxy release date."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]618 [INF_NBTHREAD] = IST("Configured number of threads."),
619 [INF_NBPROC] = IST("Configured number of processes."),
620 [INF_PROCESS_NUM] = IST("Relative process id, starting at 1."),
621 [INF_PID] = IST("HAProxy PID."),
622 [INF_UPTIME] = IST("Uptime in a human readable format."),
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]623 [INF_UPTIME_SEC] = IST("Start time in seconds."),
624 [INF_MEMMAX_MB] = IST("Per-process memory limit (in bytes); 0=unset."),
625 [INF_POOL_ALLOC_MB] = IST("Total amount of memory allocated in pools (in bytes)."),
626 [INF_POOL_USED_MB] = IST("Total amount of memory used in pools (in bytes)."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]627 [INF_POOL_FAILED] = IST("Total number of failed pool allocations."),
628 [INF_ULIMIT_N] = IST("Maximum number of open file descriptors; 0=unset."),
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]629 [INF_MAXSOCK] = IST("Maximum number of open sockets."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]630 [INF_MAXCONN] = IST("Maximum number of concurrent connections."),
631 [INF_HARD_MAXCONN] = IST("Initial Maximum number of concurrent connections."),
632 [INF_CURR_CONN] = IST("Number of active sessions."),
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]633 [INF_CUM_CONN] = IST("Total number of created sessions."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]634 [INF_CUM_REQ] = IST("Total number of requests (TCP or HTTP)."),
635 [INF_MAX_SSL_CONNS] = IST("Configured maximum number of concurrent SSL connections."),
636 [INF_CURR_SSL_CONNS] = IST("Number of opened SSL connections."),
637 [INF_CUM_SSL_CONNS] = IST("Total number of opened SSL connections."),
638 [INF_MAXPIPES] = IST("Configured maximum number of pipes."),
639 [INF_PIPES_USED] = IST("Number of pipes in used."),
640 [INF_PIPES_FREE] = IST("Number of pipes unused."),
641 [INF_CONN_RATE] = IST("Current number of connections per second over last elapsed second."),
642 [INF_CONN_RATE_LIMIT] = IST("Configured maximum number of connections per second."),
643 [INF_MAX_CONN_RATE] = IST("Maximum observed number of connections per second."),
644 [INF_SESS_RATE] = IST("Current number of sessions per second over last elapsed second."),
645 [INF_SESS_RATE_LIMIT] = IST("Configured maximum number of sessions per second."),
646 [INF_MAX_SESS_RATE] = IST("Maximum observed number of sessions per second."),
647 [INF_SSL_RATE] = IST("Current number of SSL sessions per second over last elapsed second."),
648 [INF_SSL_RATE_LIMIT] = IST("Configured maximum number of SSL sessions per second."),
649 [INF_MAX_SSL_RATE] = IST("Maximum observed number of SSL sessions per second."),
650 [INF_SSL_FRONTEND_KEY_RATE] = IST("Current frontend SSL Key computation per second over last elapsed second."),
651 [INF_SSL_FRONTEND_MAX_KEY_RATE] = IST("Maximum observed frontend SSL Key computation per second."),
652 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = IST("SSL session reuse ratio (percent)."),
653 [INF_SSL_BACKEND_KEY_RATE] = IST("Current backend SSL Key computation per second over last elapsed second."),
654 [INF_SSL_BACKEND_MAX_KEY_RATE] = IST("Maximum observed backend SSL Key computation per second."),
655 [INF_SSL_CACHE_LOOKUPS] = IST("Total number of SSL session cache lookups."),
656 [INF_SSL_CACHE_MISSES] = IST("Total number of SSL session cache misses."),
657 [INF_COMPRESS_BPS_IN] = IST("Number of bytes per second over last elapsed second, before http compression."),
658 [INF_COMPRESS_BPS_OUT] = IST("Number of bytes per second over last elapsed second, after http compression."),
659 [INF_COMPRESS_BPS_RATE_LIM] = IST("Configured maximum input compression rate in bytes."),
660 [INF_ZLIB_MEM_USAGE] = IST("Current memory used for zlib in bytes."),
661 [INF_MAX_ZLIB_MEM_USAGE] = IST("Configured maximum amount of memory for zlib in bytes."),
662 [INF_TASKS] = IST("Current number of tasks."),
663 [INF_RUN_QUEUE] = IST("Current number of tasks in the run-queue."),
664 [INF_IDLE_PCT] = IST("Idle to total ratio over last sample (percent)."),
665 [INF_NODE] = IST("Node name."),
666 [INF_DESCRIPTION] = IST("Node description."),
667 [INF_STOPPING] = IST("Non zero means stopping in progress."),
668 [INF_JOBS] = IST("Current number of active jobs (listeners, sessions, open devices)."),
669 [INF_UNSTOPPABLE_JOBS] = IST("Current number of active jobs that can't be stopped during a soft stop."),
670 [INF_LISTENERS] = IST("Current number of active listeners."),
671 [INF_ACTIVE_PEERS] = IST("Current number of active peers."),
672 [INF_CONNECTED_PEERS] = IST("Current number of connected peers."),
673 [INF_DROPPED_LOGS] = IST("Total number of dropped logs."),
674 [INF_BUSY_POLLING] = IST("Non zero if the busy polling is enabled."),
675};
676
677/* Description of all stats fields */
678const struct ist promex_st_metric_desc[ST_F_TOTAL_FIELDS] = {
679 [ST_F_PXNAME] = IST("The proxy name."),
680 [ST_F_SVNAME] = IST("The service name (FRONTEND for frontend, BACKEND for backend, any name for server/listener)."),
681 [ST_F_QCUR] = IST("Current number of queued requests."),
682 [ST_F_QMAX] = IST("Maximum observed number of queued requests."),
683 [ST_F_SCUR] = IST("Current number of active sessions."),
684 [ST_F_SMAX] = IST("Maximum observed number of active sessions."),
685 [ST_F_SLIM] = IST("Configured session limit."),
686 [ST_F_STOT] = IST("Total number of sessions."),
687 [ST_F_BIN] = IST("Current total of incoming bytes."),
688 [ST_F_BOUT] = IST("Current total of outgoing bytes."),
689 [ST_F_DREQ] = IST("Total number of denied requests."),
690 [ST_F_DRESP] = IST("Total number of denied responses."),
691 [ST_F_EREQ] = IST("Total number of request errors."),
692 [ST_F_ECON] = IST("Total number of connection errors."),
693 [ST_F_ERESP] = IST("Total number of response errors."),
694 [ST_F_WRETR] = IST("Total number of retry warnings."),
695 [ST_F_WREDIS] = IST("Total number of redispatch warnings."),
Christopher Fauletd45d1052019-09-06 16:10:19 +0200[diff] [blame]696 [ST_F_STATUS] = IST("Current status of the service (frontend: 0=STOP, 1=UP, 2=FULL - backend: 0=DOWN, 1=UP - server: 0=DOWN, 1=UP, 2=MAINT, 3=DRAIN, 4=NOLB)."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]697 [ST_F_WEIGHT] = IST("Service weight."),
698 [ST_F_ACT] = IST("Current number of active servers."),
699 [ST_F_BCK] = IST("Current number of backup servers."),
700 [ST_F_CHKFAIL] = IST("Total number of failed check (Only counts checks failed when the server is up)."),
701 [ST_F_CHKDOWN] = IST("Total number of UP->DOWN transitions."),
702 [ST_F_LASTCHG] = IST("Number of seconds since the last UP<->DOWN transition."),
703 [ST_F_DOWNTIME] = IST("Total downtime (in seconds) for the service."),
704 [ST_F_QLIMIT] = IST("Configured maxqueue for the server (0 meaning no limit)."),
705 [ST_F_PID] = IST("Process id (0 for first instance, 1 for second, ...)"),
706 [ST_F_IID] = IST("Unique proxy id."),
707 [ST_F_SID] = IST("Server id (unique inside a proxy)."),
708 [ST_F_THROTTLE] = IST("Current throttle percentage for the server, when slowstart is active, or no value if not in slowstart."),
709 [ST_F_LBTOT] = IST("Total number of times a service was selected, either for new sessions, or when redispatching."),
710 [ST_F_TRACKED] = IST("Id of proxy/server if tracking is enabled."),
711 [ST_F_TYPE] = IST("Service type (0=frontend, 1=backend, 2=server, 3=socket/listener)."),
712 [ST_F_RATE] = IST("Current number of sessions per second over last elapsed second."),
713 [ST_F_RATE_LIM] = IST("Configured limit on new sessions per second."),
714 [ST_F_RATE_MAX] = IST("Maximum observed number of sessions per second."),
Christopher Fauletcf403f32019-11-21 14:35:46 +0100[diff] [blame]715 [ST_F_CHECK_STATUS] = IST("Status of last health check (HCHK_STATUS_* values)."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]716 [ST_F_CHECK_CODE] = IST("layer5-7 code, if available of the last health check."),
Christopher Faulet2711e512020-02-27 16:12:07 +0100[diff] [blame]717 [ST_F_CHECK_DURATION] = IST("Total duration of the latest server health check, in seconds."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]718 [ST_F_HRSP_1XX] = IST("Total number of HTTP responses."),
719 [ST_F_HRSP_2XX] = IST("Total number of HTTP responses."),
720 [ST_F_HRSP_3XX] = IST("Total number of HTTP responses."),
721 [ST_F_HRSP_4XX] = IST("Total number of HTTP responses."),
722 [ST_F_HRSP_5XX] = IST("Total number of HTTP responses."),
723 [ST_F_HRSP_OTHER] = IST("Total number of HTTP responses."),
724 [ST_F_HANAFAIL] = IST("Total number of failed health checks."),
725 [ST_F_REQ_RATE] = IST("Current number of HTTP requests per second over last elapsed second."),
726 [ST_F_REQ_RATE_MAX] = IST("Maximum observed number of HTTP requests per second."),
727 [ST_F_REQ_TOT] = IST("Total number of HTTP requests received."),
728 [ST_F_CLI_ABRT] = IST("Total number of data transfers aborted by the client."),
729 [ST_F_SRV_ABRT] = IST("Total number of data transfers aborted by the server."),
730 [ST_F_COMP_IN] = IST("Total number of HTTP response bytes fed to the compressor."),
731 [ST_F_COMP_OUT] = IST("Total number of HTTP response bytes emitted by the compressor."),
732 [ST_F_COMP_BYP] = IST("Total number of bytes that bypassed the HTTP compressor (CPU/BW limit)."),
733 [ST_F_COMP_RSP] = IST("Total number of HTTP responses that were compressed."),
734 [ST_F_LASTSESS] = IST("Number of seconds since last session assigned to server/backend."),
735 [ST_F_LAST_CHK] = IST("Last health check contents or textual error"),
736 [ST_F_LAST_AGT] = IST("Last agent check contents or textual error"),
737 [ST_F_QTIME] = IST("Avg. queue time for last 1024 successful connections."),
738 [ST_F_CTIME] = IST("Avg. connect time for last 1024 successful connections."),
739 [ST_F_RTIME] = IST("Avg. response time for last 1024 successful connections."),
740 [ST_F_TTIME] = IST("Avg. total time for last 1024 successful connections."),
741 [ST_F_AGENT_STATUS] = IST("Status of last agent check."),
742 [ST_F_AGENT_CODE] = IST("Numeric code reported by agent if any (unused for now)."),
743 [ST_F_AGENT_DURATION] = IST("Time in ms taken to finish last agent check."),
744 [ST_F_CHECK_DESC] = IST("Short human-readable description of the last health status."),
745 [ST_F_AGENT_DESC] = IST("Short human-readable description of the last agent status."),
746 [ST_F_CHECK_RISE] = IST("Server's \"rise\" parameter used by health checks"),
747 [ST_F_CHECK_FALL] = IST("Server's \"fall\" parameter used by health checks"),
748 [ST_F_CHECK_HEALTH] = IST("Server's health check value between 0 and rise+fall-1"),
749 [ST_F_AGENT_RISE] = IST("Agent's \"rise\" parameter, normally 1."),
750 [ST_F_AGENT_FALL] = IST("Agent's \"fall\" parameter, normally 1."),
751 [ST_F_AGENT_HEALTH] = IST("Agent's health parameter, between 0 and rise+fall-1"),
752 [ST_F_ADDR] = IST("address:port or \"unix\". IPv6 has brackets around the address."),
753 [ST_F_COOKIE] = IST("Server's cookie value or backend's cookie name."),
754 [ST_F_MODE] = IST("Proxy mode (tcp, http, health, unknown)."),
755 [ST_F_ALGO] = IST("Load balancing algorithm."),
756 [ST_F_CONN_RATE] = IST("Current number of connections per second over the last elapsed second."),
757 [ST_F_CONN_RATE_MAX] = IST("Maximum observed number of connections per second."),
758 [ST_F_CONN_TOT] = IST("Total number of connections."),
759 [ST_F_INTERCEPTED] = IST("Total number of intercepted HTTP requests."),
760 [ST_F_DCON] = IST("Total number of requests denied by \"tcp-request connection\" rules."),
761 [ST_F_DSES] = IST("Total number of requests denied by \"tcp-request session\" rules."),
762 [ST_F_WREW] = IST("Total number of failed header rewriting warnings."),
763 [ST_F_CONNECT] = IST("Total number of connection establishment attempts."),
764 [ST_F_REUSE] = IST("Total number of connection reuses."),
765 [ST_F_CACHE_LOOKUPS] = IST("Total number of HTTP cache lookups."),
766 [ST_F_CACHE_HITS] = IST("Total number of HTTP cache hits."),
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]767 [ST_F_SRV_ICUR] = IST("Current number of idle connections available for reuse"),
768 [ST_F_SRV_ILIM] = IST("Limit on the number of available idle connections"),
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]769 [ST_F_QT_MAX] = IST("Maximum observed time spent in the queue"),
770 [ST_F_CT_MAX] = IST("Maximum observed time spent waiting for a connection to complete"),
771 [ST_F_RT_MAX] = IST("Maximum observed time spent waiting for a server response"),
772 [ST_F_TT_MAX] = IST("Maximum observed total request+response time (request+queue+connect+response+processing)"),
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]773 [ST_F_EINT] = IST("Total number of internal errors."),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]774};
775
776/* Specific labels for all info fields. Empty by default. */
777const struct ist promex_inf_metric_labels[INF_TOTAL_FIELDS] = {
778 [INF_NAME] = IST(""),
779 [INF_VERSION] = IST(""),
780 [INF_RELEASE_DATE] = IST(""),
781 [INF_NBTHREAD] = IST(""),
782 [INF_NBPROC] = IST(""),
783 [INF_PROCESS_NUM] = IST(""),
784 [INF_PID] = IST(""),
785 [INF_UPTIME] = IST(""),
786 [INF_UPTIME_SEC] = IST(""),
787 [INF_MEMMAX_MB] = IST(""),
788 [INF_POOL_ALLOC_MB] = IST(""),
789 [INF_POOL_USED_MB] = IST(""),
790 [INF_POOL_FAILED] = IST(""),
791 [INF_ULIMIT_N] = IST(""),
792 [INF_MAXSOCK] = IST(""),
793 [INF_MAXCONN] = IST(""),
794 [INF_HARD_MAXCONN] = IST(""),
795 [INF_CURR_CONN] = IST(""),
796 [INF_CUM_CONN] = IST(""),
797 [INF_CUM_REQ] = IST(""),
798 [INF_MAX_SSL_CONNS] = IST(""),
799 [INF_CURR_SSL_CONNS] = IST(""),
800 [INF_CUM_SSL_CONNS] = IST(""),
801 [INF_MAXPIPES] = IST(""),
802 [INF_PIPES_USED] = IST(""),
803 [INF_PIPES_FREE] = IST(""),
804 [INF_CONN_RATE] = IST(""),
805 [INF_CONN_RATE_LIMIT] = IST(""),
806 [INF_MAX_CONN_RATE] = IST(""),
807 [INF_SESS_RATE] = IST(""),
808 [INF_SESS_RATE_LIMIT] = IST(""),
809 [INF_MAX_SESS_RATE] = IST(""),
810 [INF_SSL_RATE] = IST(""),
811 [INF_SSL_RATE_LIMIT] = IST(""),
812 [INF_MAX_SSL_RATE] = IST(""),
813 [INF_SSL_FRONTEND_KEY_RATE] = IST(""),
814 [INF_SSL_FRONTEND_MAX_KEY_RATE] = IST(""),
815 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = IST(""),
816 [INF_SSL_BACKEND_KEY_RATE] = IST(""),
817 [INF_SSL_BACKEND_MAX_KEY_RATE] = IST(""),
818 [INF_SSL_CACHE_LOOKUPS] = IST(""),
819 [INF_SSL_CACHE_MISSES] = IST(""),
820 [INF_COMPRESS_BPS_IN] = IST(""),
821 [INF_COMPRESS_BPS_OUT] = IST(""),
822 [INF_COMPRESS_BPS_RATE_LIM] = IST(""),
823 [INF_ZLIB_MEM_USAGE] = IST(""),
824 [INF_MAX_ZLIB_MEM_USAGE] = IST(""),
825 [INF_TASKS] = IST(""),
826 [INF_RUN_QUEUE] = IST(""),
827 [INF_IDLE_PCT] = IST(""),
828 [INF_NODE] = IST(""),
829 [INF_DESCRIPTION] = IST(""),
830 [INF_STOPPING] = IST(""),
831 [INF_JOBS] = IST(""),
832 [INF_UNSTOPPABLE_JOBS] = IST(""),
833 [INF_LISTENERS] = IST(""),
834 [INF_ACTIVE_PEERS] = IST(""),
835 [INF_CONNECTED_PEERS] = IST(""),
836 [INF_DROPPED_LOGS] = IST(""),
837 [INF_BUSY_POLLING] = IST(""),
838};
839
840/* Specific labels for all stats fields. Empty by default. */
841const struct ist promex_st_metric_labels[ST_F_TOTAL_FIELDS] = {
842 [ST_F_PXNAME] = IST(""),
843 [ST_F_SVNAME] = IST(""),
844 [ST_F_QCUR] = IST(""),
845 [ST_F_QMAX] = IST(""),
846 [ST_F_SCUR] = IST(""),
847 [ST_F_SMAX] = IST(""),
848 [ST_F_SLIM] = IST(""),
849 [ST_F_STOT] = IST(""),
850 [ST_F_BIN] = IST(""),
851 [ST_F_BOUT] = IST(""),
852 [ST_F_DREQ] = IST(""),
853 [ST_F_DRESP] = IST(""),
854 [ST_F_EREQ] = IST(""),
855 [ST_F_ECON] = IST(""),
856 [ST_F_ERESP] = IST(""),
857 [ST_F_WRETR] = IST(""),
858 [ST_F_WREDIS] = IST(""),
859 [ST_F_STATUS] = IST(""),
860 [ST_F_WEIGHT] = IST(""),
861 [ST_F_ACT] = IST(""),
862 [ST_F_BCK] = IST(""),
863 [ST_F_CHKFAIL] = IST(""),
864 [ST_F_CHKDOWN] = IST(""),
865 [ST_F_LASTCHG] = IST(""),
866 [ST_F_DOWNTIME] = IST(""),
867 [ST_F_QLIMIT] = IST(""),
868 [ST_F_PID] = IST(""),
869 [ST_F_IID] = IST(""),
870 [ST_F_SID] = IST(""),
871 [ST_F_THROTTLE] = IST(""),
872 [ST_F_LBTOT] = IST(""),
873 [ST_F_TRACKED] = IST(""),
874 [ST_F_TYPE] = IST(""),
875 [ST_F_RATE] = IST(""),
876 [ST_F_RATE_LIM] = IST(""),
877 [ST_F_RATE_MAX] = IST(""),
878 [ST_F_CHECK_STATUS] = IST(""),
879 [ST_F_CHECK_CODE] = IST(""),
880 [ST_F_CHECK_DURATION] = IST(""),
881 [ST_F_HRSP_1XX] = IST("code=\"1xx\""),
882 [ST_F_HRSP_2XX] = IST("code=\"2xx\""),
883 [ST_F_HRSP_3XX] = IST("code=\"3xx\""),
884 [ST_F_HRSP_4XX] = IST("code=\"4xx\""),
885 [ST_F_HRSP_5XX] = IST("code=\"5xx\""),
886 [ST_F_HRSP_OTHER] = IST("code=\"other\""),
887 [ST_F_HANAFAIL] = IST(""),
888 [ST_F_REQ_RATE] = IST(""),
889 [ST_F_REQ_RATE_MAX] = IST(""),
890 [ST_F_REQ_TOT] = IST(""),
891 [ST_F_CLI_ABRT] = IST(""),
892 [ST_F_SRV_ABRT] = IST(""),
893 [ST_F_COMP_IN] = IST(""),
894 [ST_F_COMP_OUT] = IST(""),
895 [ST_F_COMP_BYP] = IST(""),
896 [ST_F_COMP_RSP] = IST(""),
897 [ST_F_LASTSESS] = IST(""),
898 [ST_F_LAST_CHK] = IST(""),
899 [ST_F_LAST_AGT] = IST(""),
900 [ST_F_QTIME] = IST(""),
901 [ST_F_CTIME] = IST(""),
902 [ST_F_RTIME] = IST(""),
903 [ST_F_TTIME] = IST(""),
904 [ST_F_AGENT_STATUS] = IST(""),
905 [ST_F_AGENT_CODE] = IST(""),
906 [ST_F_AGENT_DURATION] = IST(""),
907 [ST_F_CHECK_DESC] = IST(""),
908 [ST_F_AGENT_DESC] = IST(""),
909 [ST_F_CHECK_RISE] = IST(""),
910 [ST_F_CHECK_FALL] = IST(""),
911 [ST_F_CHECK_HEALTH] = IST(""),
912 [ST_F_AGENT_RISE] = IST(""),
913 [ST_F_AGENT_FALL] = IST(""),
914 [ST_F_AGENT_HEALTH] = IST(""),
915 [ST_F_ADDR] = IST(""),
916 [ST_F_COOKIE] = IST(""),
917 [ST_F_MODE] = IST(""),
918 [ST_F_ALGO] = IST(""),
919 [ST_F_CONN_RATE] = IST(""),
920 [ST_F_CONN_RATE_MAX] = IST(""),
921 [ST_F_CONN_TOT] = IST(""),
922 [ST_F_INTERCEPTED] = IST(""),
923 [ST_F_DCON] = IST(""),
924 [ST_F_DSES] = IST(""),
925 [ST_F_WREW] = IST(""),
926 [ST_F_CONNECT] = IST(""),
927 [ST_F_REUSE] = IST(""),
928 [ST_F_CACHE_LOOKUPS] = IST(""),
929 [ST_F_CACHE_HITS] = IST(""),
930};
931
932/* Type for all info fields. "untyped" is used for unsupported field. */
933const struct ist promex_inf_metric_types[INF_TOTAL_FIELDS] = {
934 [INF_NAME] = IST("untyped"),
935 [INF_VERSION] = IST("untyped"),
936 [INF_RELEASE_DATE] = IST("untyped"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]937 [INF_NBTHREAD] = IST("gauge"),
938 [INF_NBPROC] = IST("gauge"),
939 [INF_PROCESS_NUM] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]940 [INF_PID] = IST("untyped"),
941 [INF_UPTIME] = IST("untyped"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]942 [INF_UPTIME_SEC] = IST("gauge"),
943 [INF_MEMMAX_MB] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]944 [INF_POOL_ALLOC_MB] = IST("gauge"),
945 [INF_POOL_USED_MB] = IST("gauge"),
946 [INF_POOL_FAILED] = IST("counter"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]947 [INF_ULIMIT_N] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]948 [INF_MAXSOCK] = IST("gauge"),
949 [INF_MAXCONN] = IST("gauge"),
950 [INF_HARD_MAXCONN] = IST("gauge"),
951 [INF_CURR_CONN] = IST("gauge"),
952 [INF_CUM_CONN] = IST("counter"),
953 [INF_CUM_REQ] = IST("counter"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]954 [INF_MAX_SSL_CONNS] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]955 [INF_CURR_SSL_CONNS] = IST("gauge"),
956 [INF_CUM_SSL_CONNS] = IST("counter"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]957 [INF_MAXPIPES] = IST("gauge"),
958 [INF_PIPES_USED] = IST("counter"),
959 [INF_PIPES_FREE] = IST("counter"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]960 [INF_CONN_RATE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]961 [INF_CONN_RATE_LIMIT] = IST("gauge"),
962 [INF_MAX_CONN_RATE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]963 [INF_SESS_RATE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]964 [INF_SESS_RATE_LIMIT] = IST("gauge"),
965 [INF_MAX_SESS_RATE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]966 [INF_SSL_RATE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]967 [INF_SSL_RATE_LIMIT] = IST("gauge"),
968 [INF_MAX_SSL_RATE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]969 [INF_SSL_FRONTEND_KEY_RATE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]970 [INF_SSL_FRONTEND_MAX_KEY_RATE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]971 [INF_SSL_FRONTEND_SESSION_REUSE_PCT] = IST("gauge"),
972 [INF_SSL_BACKEND_KEY_RATE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]973 [INF_SSL_BACKEND_MAX_KEY_RATE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]974 [INF_SSL_CACHE_LOOKUPS] = IST("counter"),
975 [INF_SSL_CACHE_MISSES] = IST("counter"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]976 [INF_COMPRESS_BPS_IN] = IST("counter"),
977 [INF_COMPRESS_BPS_OUT] = IST("counter"),
978 [INF_COMPRESS_BPS_RATE_LIM] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]979 [INF_ZLIB_MEM_USAGE] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]980 [INF_MAX_ZLIB_MEM_USAGE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]981 [INF_TASKS] = IST("gauge"),
Christopher Fauletf782c232019-04-17 16:04:44 +0200[diff] [blame]982 [INF_RUN_QUEUE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]983 [INF_IDLE_PCT] = IST("gauge"),
984 [INF_NODE] = IST("untyped"),
985 [INF_DESCRIPTION] = IST("untyped"),
986 [INF_STOPPING] = IST("gauge"),
987 [INF_JOBS] = IST("gauge"),
988 [INF_UNSTOPPABLE_JOBS] = IST("gauge"),
989 [INF_LISTENERS] = IST("gauge"),
990 [INF_ACTIVE_PEERS] = IST("gauge"),
991 [INF_CONNECTED_PEERS] = IST("gauge"),
992 [INF_DROPPED_LOGS] = IST("counter"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]993 [INF_BUSY_POLLING] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]994};
995
996/* Type for all stats fields. "untyped" is used for unsupported field. */
997const struct ist promex_st_metric_types[ST_F_TOTAL_FIELDS] = {
998 [ST_F_PXNAME] = IST("untyped"),
999 [ST_F_SVNAME] = IST("untyped"),
1000 [ST_F_QCUR] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]1001 [ST_F_QMAX] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1002 [ST_F_SCUR] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]1003 [ST_F_SMAX] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1004 [ST_F_SLIM] = IST("gauge"),
1005 [ST_F_STOT] = IST("counter"),
1006 [ST_F_BIN] = IST("counter"),
1007 [ST_F_BOUT] = IST("counter"),
1008 [ST_F_DREQ] = IST("counter"),
1009 [ST_F_DRESP] = IST("counter"),
1010 [ST_F_EREQ] = IST("counter"),
1011 [ST_F_ECON] = IST("counter"),
1012 [ST_F_ERESP] = IST("counter"),
1013 [ST_F_WRETR] = IST("counter"),
1014 [ST_F_WREDIS] = IST("counter"),
1015 [ST_F_STATUS] = IST("gauge"),
1016 [ST_F_WEIGHT] = IST("gauge"),
1017 [ST_F_ACT] = IST("gauge"),
1018 [ST_F_BCK] = IST("gauge"),
1019 [ST_F_CHKFAIL] = IST("counter"),
1020 [ST_F_CHKDOWN] = IST("counter"),
1021 [ST_F_LASTCHG] = IST("gauge"),
1022 [ST_F_DOWNTIME] = IST("counter"),
1023 [ST_F_QLIMIT] = IST("gauge"),
1024 [ST_F_PID] = IST("untyped"),
1025 [ST_F_IID] = IST("untyped"),
1026 [ST_F_SID] = IST("untyped"),
1027 [ST_F_THROTTLE] = IST("gauge"),
1028 [ST_F_LBTOT] = IST("counter"),
1029 [ST_F_TRACKED] = IST("untyped"),
1030 [ST_F_TYPE] = IST("untyped"),
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]1031 [ST_F_RATE] = IST("untyped"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1032 [ST_F_RATE_LIM] = IST("gauge"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]1033 [ST_F_RATE_MAX] = IST("gauge"),
Christopher Fauletcf403f32019-11-21 14:35:46 +0100[diff] [blame]1034 [ST_F_CHECK_STATUS] = IST("gauge"),
1035 [ST_F_CHECK_CODE] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1036 [ST_F_CHECK_DURATION] = IST("gauge"),
1037 [ST_F_HRSP_1XX] = IST("counter"),
1038 [ST_F_HRSP_2XX] = IST("counter"),
1039 [ST_F_HRSP_3XX] = IST("counter"),
1040 [ST_F_HRSP_4XX] = IST("counter"),
1041 [ST_F_HRSP_5XX] = IST("counter"),
1042 [ST_F_HRSP_OTHER] = IST("counter"),
1043 [ST_F_HANAFAIL] = IST("counter"),
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]1044 [ST_F_REQ_RATE] = IST("untyped"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]1045 [ST_F_REQ_RATE_MAX] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1046 [ST_F_REQ_TOT] = IST("counter"),
1047 [ST_F_CLI_ABRT] = IST("counter"),
1048 [ST_F_SRV_ABRT] = IST("counter"),
1049 [ST_F_COMP_IN] = IST("counter"),
1050 [ST_F_COMP_OUT] = IST("counter"),
1051 [ST_F_COMP_BYP] = IST("counter"),
1052 [ST_F_COMP_RSP] = IST("counter"),
1053 [ST_F_LASTSESS] = IST("gauge"),
1054 [ST_F_LAST_CHK] = IST("untyped"),
1055 [ST_F_LAST_AGT] = IST("untyped"),
1056 [ST_F_QTIME] = IST("gauge"),
1057 [ST_F_CTIME] = IST("gauge"),
1058 [ST_F_RTIME] = IST("gauge"),
1059 [ST_F_TTIME] = IST("gauge"),
1060 [ST_F_AGENT_STATUS] = IST("untyped"),
1061 [ST_F_AGENT_CODE] = IST("untyped"),
1062 [ST_F_AGENT_DURATION] = IST("gauge"),
1063 [ST_F_CHECK_DESC] = IST("untyped"),
1064 [ST_F_AGENT_DESC] = IST("untyped"),
1065 [ST_F_CHECK_RISE] = IST("gauge"),
1066 [ST_F_CHECK_FALL] = IST("gauge"),
1067 [ST_F_CHECK_HEALTH] = IST("gauge"),
1068 [ST_F_AGENT_RISE] = IST("gauge"),
1069 [ST_F_AGENT_FALL] = IST("gauge"),
1070 [ST_F_AGENT_HEALTH] = IST("gauge"),
1071 [ST_F_ADDR] = IST("untyped"),
1072 [ST_F_COOKIE] = IST("untyped"),
1073 [ST_F_MODE] = IST("untyped"),
1074 [ST_F_ALGO] = IST("untyped"),
Christopher Fauletc58fc0d2019-04-18 10:10:49 +0200[diff] [blame]1075 [ST_F_CONN_RATE] = IST("untyped"),
Christopher Faulet769a92d2019-04-18 10:18:44 +0200[diff] [blame]1076 [ST_F_CONN_RATE_MAX] = IST("gauge"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1077 [ST_F_CONN_TOT] = IST("counter"),
1078 [ST_F_INTERCEPTED] = IST("counter"),
1079 [ST_F_DCON] = IST("counter"),
1080 [ST_F_DSES] = IST("counter"),
1081 [ST_F_WREW] = IST("counter"),
1082 [ST_F_CONNECT] = IST("counter"),
1083 [ST_F_REUSE] = IST("counter"),
1084 [ST_F_CACHE_LOOKUPS] = IST("counter"),
1085 [ST_F_CACHE_HITS] = IST("counter"),
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]1086 [ST_F_SRV_ICUR] = IST("gauge"),
1087 [ST_F_SRV_ILIM] = IST("gauge"),
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]1088 [ST_F_QT_MAX] = IST("gauge"),
1089 [ST_F_CT_MAX] = IST("gauge"),
1090 [ST_F_RT_MAX] = IST("gauge"),
1091 [ST_F_TT_MAX] = IST("gauge"),
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]1092 [ST_F_EINT] = IST("counter"),
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1093};
1094
Christopher Fauletd45d1052019-09-06 16:10:19 +0200[diff] [blame]1095/* Return the server status: 0=DOWN, 1=UP, 2=MAINT, 3=DRAIN, 4=NOLB. */
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1096static int promex_srv_status(struct server *sv)
1097{
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1098 int state = 0;
1099
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1100 if (sv->cur_state == SRV_ST_RUNNING || sv->cur_state == SRV_ST_STARTING) {
1101 state = 1;
1102 if (sv->cur_admin & SRV_ADMF_DRAIN)
Christopher Fauletd45d1052019-09-06 16:10:19 +0200[diff] [blame]1103 state = 3;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1104 }
Christopher Fauletd45d1052019-09-06 16:10:19 +0200[diff] [blame]1105 else if (sv->cur_state == SRV_ST_STOPPING)
1106 state = 4;
1107
1108 if (sv->cur_admin & SRV_ADMF_MAINT)
1109 state = 2;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1110
1111 return state;
1112}
1113
1114/* Convert a field to its string representation and write it in <out>, followed
1115 * by a newline, if there is enough space. non-numeric value are converted in
1116 * "Nan" because Prometheus only support numerical values (but it is unexepceted
1117 * to process this kind of value). It returns 1 on success. Otherwise, it
1118 * returns 0. The buffer's length must not exceed <max> value.
1119 */
1120static int promex_metric_to_str(struct buffer *out, struct field *f, size_t max)
1121{
1122 int ret = 0;
1123
1124 switch (field_format(f, 0)) {
1125 case FF_EMPTY: ret = chunk_strcat(out, "Nan\n"); break;
1126 case FF_S32: ret = chunk_appendf(out, "%d\n", f->u.s32); break;
1127 case FF_U32: ret = chunk_appendf(out, "%u\n", f->u.u32); break;
1128 case FF_S64: ret = chunk_appendf(out, "%lld\n", (long long)f->u.s64); break;
1129 case FF_U64: ret = chunk_appendf(out, "%llu\n", (unsigned long long)f->u.u64); break;
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1130 case FF_FLT: ret = chunk_appendf(out, "%f\n", f->u.flt); break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1131 case FF_STR: ret = chunk_strcat(out, "Nan\n"); break;
1132 default: ret = chunk_strcat(out, "Nan\n"); break;
1133 }
1134 if (!ret || out->data > max)
1135 return 0;
1136 return 1;
1137}
1138
1139/* Concatenate the <prefix> with the field name using the array
1140 * <promex_st_metric_names> and store it in <name>. The field type is in
1141 * <appctx->st2>. This function never fails but relies on
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]1142 * <PROMEX_MAX_NAME_LEN>. So by sure the result is small enough to be copied in
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1143 * <name>
1144 */
1145static void promex_metric_name(struct appctx *appctx, struct ist *name, const struct ist prefix)
1146{
1147 const struct ist *names;
1148
1149 names = ((appctx->ctx.stats.flags & PROMEX_FL_INFO_METRIC)
1150 ? promex_inf_metric_names
1151 : promex_st_metric_names);
1152
1153 istcat(name, prefix, PROMEX_MAX_NAME_LEN);
1154 istcat(name, names[appctx->st2], PROMEX_MAX_NAME_LEN);
1155}
1156
1157/* Dump the header lines for <metric>. It is its #HELP and #TYPE strings. It
1158 * returns 1 on success. Otherwise, if <out> length exceeds <max>, it returns 0.
1159 */
1160static int promex_dump_metric_header(struct appctx *appctx, struct htx *htx,
1161 const struct ist name, struct ist *out, size_t max)
1162{
1163 const struct ist *desc, *types;
1164
1165 if (appctx->ctx.stats.flags & PROMEX_FL_INFO_METRIC) {
1166 desc = promex_inf_metric_desc;
1167 types = promex_inf_metric_types;
1168 }
1169 else {
1170 desc = promex_st_metric_desc;
1171 types = promex_st_metric_types;
1172 }
1173
Anthonin Bonnefoy51c3aa42019-08-07 17:45:25 +0200[diff] [blame]1174 if (istcat(out, ist("# HELP "), max) == -1 ||
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1175 istcat(out, name, max) == -1 ||
1176 istcat(out, ist(" "), max) == -1 ||
1177 istcat(out, desc[appctx->st2], max) == -1 ||
Anthonin Bonnefoy51c3aa42019-08-07 17:45:25 +0200[diff] [blame]1178 istcat(out, ist("\n# TYPE "), max) == -1 ||
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1179 istcat(out, name, max) == -1 ||
1180 istcat(out, ist(" "), max) == -1 ||
1181 istcat(out, types[appctx->st2], max) == -1 ||
1182 istcat(out, ist("\n"), max) == -1)
1183 goto full;
1184
1185 return 1;
1186
1187 full:
1188 return 0;
1189}
1190
1191/* Dump the line for <metric>. It starts by the metric name followed by its
1192 * labels (proxy name, server name...) between braces and finally its value. If
1193 * not already done, the header lines are dumped first. It returns 1 on
1194 * success. Otherwise if <out> length exceeds <max>, it returns 0.
1195 */
1196static int promex_dump_metric(struct appctx *appctx, struct htx *htx,
1197 const struct ist prefix, struct field *metric,
1198 struct ist *out, size_t max)
1199{
1200 struct ist name = { .ptr = (char[PROMEX_MAX_NAME_LEN]){ 0 }, .len = 0 };
1201 size_t len = out->len;
1202
1203 if (out->len + PROMEX_MAX_METRIC_LENGTH > max)
1204 return 0;
1205
1206 promex_metric_name(appctx, &name, prefix);
1207 if ((appctx->ctx.stats.flags & PROMEX_FL_METRIC_HDR) &&
1208 !promex_dump_metric_header(appctx, htx, name, out, max))
1209 goto full;
1210
1211 if (appctx->ctx.stats.flags & PROMEX_FL_INFO_METRIC) {
1212 const struct ist label = promex_inf_metric_labels[appctx->st2];
1213
1214 if (istcat(out, name, max) == -1 ||
1215 (label.len && istcat(out, ist("{"), max) == -1) ||
1216 (label.len && istcat(out, label, max) == -1) ||
1217 (label.len && istcat(out, ist("}"), max) == -1) ||
1218 istcat(out, ist(" "), max) == -1)
1219 goto full;
1220 }
1221 else {
1222 struct proxy *px = appctx->ctx.stats.px;
1223 struct server *srv = appctx->ctx.stats.sv;
1224 const struct ist label = promex_st_metric_labels[appctx->st2];
1225
1226 if (istcat(out, name, max) == -1 ||
1227 istcat(out, ist("{proxy=\""), max) == -1 ||
1228 istcat(out, ist2(px->id, strlen(px->id)), max) == -1 ||
1229 istcat(out, ist("\""), max) == -1 ||
1230 (srv && istcat(out, ist(",server=\""), max) == -1) ||
1231 (srv && istcat(out, ist2(srv->id, strlen(srv->id)), max) == -1) ||
1232 (srv && istcat(out, ist("\""), max) == -1) ||
1233 (label.len && istcat(out, ist(","), max) == -1) ||
1234 (label.len && istcat(out, label, max) == -1) ||
1235 istcat(out, ist("} "), max) == -1)
1236 goto full;
1237 }
1238
1239 trash.data = out->len;
1240 if (!promex_metric_to_str(&trash, metric, max))
1241 goto full;
1242 out->len = trash.data;
1243
1244 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1245 return 1;
1246 full:
1247 // Restore previous length
1248 out->len = len;
1249 return 0;
1250
1251}
1252
1253
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]1254/* Dump global metrics (prefixed by "haproxy_process_"). It returns 1 on success,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1255 * 0 if <htx> is full and -1 in case of any error. */
1256static int promex_dump_global_metrics(struct appctx *appctx, struct htx *htx)
1257{
1258 static struct ist prefix = IST("haproxy_process_");
1259 struct field metric;
1260 struct channel *chn = si_ic(appctx->owner);
1261 struct ist out = ist2(trash.area, 0);
Christopher Faulet11921e62019-07-03 11:43:17 +0200[diff] [blame]1262 size_t max = htx_get_max_blksz(htx, channel_htx_recv_max(chn, htx));
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1263 int ret = 1;
1264
1265#ifdef USE_OPENSSL
1266 int ssl_sess_rate = read_freq_ctr(&global.ssl_per_sec);
1267 int ssl_key_rate = read_freq_ctr(&global.ssl_fe_keys_per_sec);
1268 int ssl_reuse = 0;
1269
1270 if (ssl_key_rate < ssl_sess_rate) {
1271 /* count the ssl reuse ratio and avoid overflows in both directions */
1272 ssl_reuse = 100 - (100 * ssl_key_rate + (ssl_sess_rate - 1) / 2) / ssl_sess_rate;
1273 }
1274#endif
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1275 while (appctx->st2 && appctx->st2 < INF_TOTAL_FIELDS) {
1276 switch (appctx->st2) {
1277 case INF_NBTHREAD:
1278 metric = mkf_u32(FO_CONFIG|FS_SERVICE, global.nbthread);
1279 break;
1280 case INF_NBPROC:
1281 metric = mkf_u32(FO_CONFIG|FS_SERVICE, global.nbproc);
1282 break;
1283 case INF_PROCESS_NUM:
1284 metric = mkf_u32(FO_KEY, relative_pid);
1285 break;
1286 case INF_UPTIME_SEC:
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]1287 metric = mkf_u32(FN_DURATION, start_date.tv_sec);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1288 break;
1289 case INF_MEMMAX_MB:
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]1290 metric = mkf_u64(FO_CONFIG|FN_LIMIT, global.rlimit_memmax * 1048576L);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1291 break;
1292 case INF_POOL_ALLOC_MB:
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]1293 metric = mkf_u64(0, pool_total_allocated());
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1294 break;
1295 case INF_POOL_USED_MB:
Christopher Faulet8c8e4b12019-04-18 10:15:15 +0200[diff] [blame]1296 metric = mkf_u64(0, pool_total_used());
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1297 break;
1298 case INF_POOL_FAILED:
1299 metric = mkf_u32(FN_COUNTER, pool_total_failures());
1300 break;
1301 case INF_ULIMIT_N:
1302 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.rlimit_nofile);
1303 break;
1304 case INF_MAXSOCK:
1305 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxsock);
1306 break;
1307 case INF_MAXCONN:
1308 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxconn);
1309 break;
1310 case INF_HARD_MAXCONN:
1311 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.hardmaxconn);
1312 break;
1313 case INF_CURR_CONN:
1314 metric = mkf_u32(0, actconn);
1315 break;
1316 case INF_CUM_CONN:
1317 metric = mkf_u32(FN_COUNTER, totalconn);
1318 break;
1319 case INF_CUM_REQ:
1320 metric = mkf_u32(FN_COUNTER, global.req_count);
1321 break;
1322#ifdef USE_OPENSSL
1323 case INF_MAX_SSL_CONNS:
1324 metric = mkf_u32(FN_MAX, global.maxsslconn);
1325 break;
1326 case INF_CURR_SSL_CONNS:
1327 metric = mkf_u32(0, sslconns);
1328 break;
1329 case INF_CUM_SSL_CONNS:
1330 metric = mkf_u32(FN_COUNTER, totalsslconns);
1331 break;
1332#endif
1333 case INF_MAXPIPES:
1334 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxpipes);
1335 break;
1336 case INF_PIPES_USED:
1337 metric = mkf_u32(0, pipes_used);
1338 break;
1339 case INF_PIPES_FREE:
1340 metric = mkf_u32(0, pipes_free);
1341 break;
1342 case INF_CONN_RATE:
1343 metric = mkf_u32(FN_RATE, read_freq_ctr(&global.conn_per_sec));
1344 break;
1345 case INF_CONN_RATE_LIMIT:
1346 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.cps_lim);
1347 break;
1348 case INF_MAX_CONN_RATE:
1349 metric = mkf_u32(FN_MAX, global.cps_max);
1350 break;
1351 case INF_SESS_RATE:
1352 metric = mkf_u32(FN_RATE, read_freq_ctr(&global.sess_per_sec));
1353 break;
1354 case INF_SESS_RATE_LIMIT:
1355 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.sps_lim);
1356 break;
1357 case INF_MAX_SESS_RATE:
1358 metric = mkf_u32(FN_RATE, global.sps_max);
1359 break;
1360#ifdef USE_OPENSSL
1361 case INF_SSL_RATE:
1362 metric = mkf_u32(FN_RATE, ssl_sess_rate);
1363 break;
1364 case INF_SSL_RATE_LIMIT:
1365 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.ssl_lim);
1366 break;
1367 case INF_MAX_SSL_RATE:
1368 metric = mkf_u32(FN_MAX, global.ssl_max);
1369 break;
1370 case INF_SSL_FRONTEND_KEY_RATE:
1371 metric = mkf_u32(0, ssl_key_rate);
1372 break;
1373 case INF_SSL_FRONTEND_MAX_KEY_RATE:
1374 metric = mkf_u32(FN_MAX, global.ssl_fe_keys_max);
1375 break;
1376 case INF_SSL_FRONTEND_SESSION_REUSE_PCT:
1377 metric = mkf_u32(0, ssl_reuse);
1378 break;
1379 case INF_SSL_BACKEND_KEY_RATE:
1380 metric = mkf_u32(FN_RATE, read_freq_ctr(&global.ssl_be_keys_per_sec));
1381 break;
1382 case INF_SSL_BACKEND_MAX_KEY_RATE:
1383 metric = mkf_u32(FN_MAX, global.ssl_be_keys_max);
1384 break;
1385 case INF_SSL_CACHE_LOOKUPS:
1386 metric = mkf_u32(FN_COUNTER, global.shctx_lookups);
1387 break;
1388 case INF_SSL_CACHE_MISSES:
1389 metric = mkf_u32(FN_COUNTER, global.shctx_misses);
1390 break;
1391#endif
1392 case INF_COMPRESS_BPS_IN:
1393 metric = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_in));
1394 break;
1395 case INF_COMPRESS_BPS_OUT:
1396 metric = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_out));
1397 break;
1398 case INF_COMPRESS_BPS_RATE_LIM:
1399 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.comp_rate_lim);
1400 break;
1401#ifdef USE_ZLIB
1402 case INF_ZLIB_MEM_USAGE:
1403 metric = mkf_u32(0, zlib_used_memory);
1404 break;
1405 case INF_MAX_ZLIB_MEM_USAGE:
1406 metric = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxzlibmem);
1407 break;
1408#endif
1409 case INF_TASKS:
1410 metric = mkf_u32(0, nb_tasks_cur);
1411 break;
1412 case INF_RUN_QUEUE:
1413 metric = mkf_u32(0, tasks_run_queue_cur);
1414 break;
1415 case INF_IDLE_PCT:
Willy Tarreau76824a82019-06-02 10:38:48 +0200[diff] [blame]1416 metric = mkf_u32(FN_AVG, ti->idle_pct);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1417 break;
1418 case INF_STOPPING:
1419 metric = mkf_u32(0, stopping);
1420 break;
1421 case INF_JOBS:
1422 metric = mkf_u32(0, jobs);
1423 break;
1424 case INF_UNSTOPPABLE_JOBS:
1425 metric = mkf_u32(0, unstoppable_jobs);
1426 break;
1427 case INF_LISTENERS:
1428 metric = mkf_u32(0, listeners);
1429 break;
1430 case INF_ACTIVE_PEERS:
1431 metric = mkf_u32(0, active_peers);
1432 break;
1433 case INF_CONNECTED_PEERS:
1434 metric = mkf_u32(0, connected_peers);
1435 break;
1436 case INF_DROPPED_LOGS:
1437 metric = mkf_u32(0, dropped_logs);
1438 break;
1439 case INF_BUSY_POLLING:
1440 metric = mkf_u32(0, !!(global.tune.options & GTUNE_BUSY_POLLING));
1441 break;
1442
1443 default:
1444 goto next_metric;
1445 }
1446
1447 if (!promex_dump_metric(appctx, htx, prefix, &metric, &out, max))
1448 goto full;
1449
1450 next_metric:
1451 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
1452 appctx->st2 = promex_global_metrics[appctx->st2];
1453 }
1454
1455 end:
Christopher Faulet0c55a152019-07-04 10:03:28 +0200[diff] [blame]1456 if (out.len) {
1457 if (!htx_add_data_atonce(htx, out))
1458 return -1; /* Unexpected and unrecoverable error */
1459 channel_add_input(chn, out.len);
1460 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1461 return ret;
1462 full:
1463 ret = 0;
1464 goto end;
1465}
1466
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]1467/* Dump frontends metrics (prefixed by "haproxy_frontend_"). It returns 1 on success,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1468 * 0 if <htx> is full and -1 in case of any error. */
1469static int promex_dump_front_metrics(struct appctx *appctx, struct htx *htx)
1470{
1471 static struct ist prefix = IST("haproxy_frontend_");
1472 struct proxy *px;
1473 struct field metric;
1474 struct channel *chn = si_ic(appctx->owner);
1475 struct ist out = ist2(trash.area, 0);
Christopher Faulet11921e62019-07-03 11:43:17 +0200[diff] [blame]1476 size_t max = htx_get_max_blksz(htx, channel_htx_recv_max(chn, htx));
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1477 int ret = 1;
1478
1479 while (appctx->st2 && appctx->st2 < ST_F_TOTAL_FIELDS) {
1480 while (appctx->ctx.stats.px) {
1481 px = appctx->ctx.stats.px;
1482
1483 /* skip the disabled proxies, global frontend and non-networked ones */
1484 if (px->state == PR_STSTOPPED || px->uuid <= 0 || !(px->cap & PR_CAP_FE))
1485 goto next_px;
1486
1487 switch (appctx->st2) {
1488 case ST_F_STATUS:
1489 metric = mkf_u32(FO_STATUS, px->state == PR_STREADY ? 1 : px->state == PR_STFULL ? 2 : 0);
1490 break;
1491 case ST_F_SCUR:
1492 metric = mkf_u32(0, px->feconn);
1493 break;
1494 case ST_F_SMAX:
1495 metric = mkf_u32(FN_MAX, px->fe_counters.conn_max);
1496 break;
1497 case ST_F_SLIM:
1498 metric = mkf_u32(FO_CONFIG|FN_LIMIT, px->maxconn);
1499 break;
1500 case ST_F_STOT:
1501 metric = mkf_u64(FN_COUNTER, px->fe_counters.cum_sess);
1502 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1503 case ST_F_RATE_LIM:
1504 metric = mkf_u32(FO_CONFIG|FN_LIMIT, px->fe_sps_lim);
1505 break;
1506 case ST_F_RATE_MAX:
1507 metric = mkf_u32(FN_MAX, px->fe_counters.sps_max);
1508 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1509 case ST_F_CONN_RATE_MAX:
1510 metric = mkf_u32(FN_MAX, px->fe_counters.cps_max);
1511 break;
1512 case ST_F_CONN_TOT:
1513 metric = mkf_u64(FN_COUNTER, px->fe_counters.cum_conn);
1514 break;
1515 case ST_F_BIN:
1516 metric = mkf_u64(FN_COUNTER, px->fe_counters.bytes_in);
1517 break;
1518 case ST_F_BOUT:
1519 metric = mkf_u64(FN_COUNTER, px->fe_counters.bytes_out);
1520 break;
1521 case ST_F_DREQ:
1522 metric = mkf_u64(FN_COUNTER, px->fe_counters.denied_req);
1523 break;
1524 case ST_F_DRESP:
1525 metric = mkf_u64(FN_COUNTER, px->fe_counters.denied_resp);
1526 break;
1527 case ST_F_EREQ:
1528 metric = mkf_u64(FN_COUNTER, px->fe_counters.failed_req);
1529 break;
1530 case ST_F_DCON:
1531 metric = mkf_u64(FN_COUNTER, px->fe_counters.denied_conn);
1532 break;
1533 case ST_F_DSES:
1534 metric = mkf_u64(FN_COUNTER, px->fe_counters.denied_sess);
1535 break;
1536 case ST_F_WREW:
1537 metric = mkf_u64(FN_COUNTER, px->fe_counters.failed_rewrites);
1538 break;
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]1539 case ST_F_EINT:
1540 metric = mkf_u64(FN_COUNTER, px->fe_counters.internal_errors);
1541 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1542 case ST_F_REQ_RATE_MAX:
1543 if (px->mode != PR_MODE_HTTP)
1544 goto next_px;
1545 metric = mkf_u32(FN_MAX, px->fe_counters.p.http.rps_max);
1546 break;
1547 case ST_F_REQ_TOT:
1548 if (px->mode != PR_MODE_HTTP)
1549 goto next_px;
1550 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cum_req);
1551 break;
1552 case ST_F_HRSP_1XX:
1553 if (px->mode != PR_MODE_HTTP)
1554 goto next_px;
1555 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[1]);
1556 break;
1557 case ST_F_HRSP_2XX:
1558 if (px->mode != PR_MODE_HTTP)
1559 goto next_px;
1560 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1561 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[2]);
1562 break;
1563 case ST_F_HRSP_3XX:
1564 if (px->mode != PR_MODE_HTTP)
1565 goto next_px;
1566 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1567 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[3]);
1568 break;
1569 case ST_F_HRSP_4XX:
1570 if (px->mode != PR_MODE_HTTP)
1571 goto next_px;
1572 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1573 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[4]);
1574 break;
1575 case ST_F_HRSP_5XX:
1576 if (px->mode != PR_MODE_HTTP)
1577 goto next_px;
1578 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1579 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[5]);
1580 break;
1581 case ST_F_HRSP_OTHER:
1582 if (px->mode != PR_MODE_HTTP)
1583 goto next_px;
1584 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1585 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[0]);
1586 break;
1587 case ST_F_INTERCEPTED:
1588 if (px->mode != PR_MODE_HTTP)
1589 goto next_px;
1590 metric = mkf_u64(FN_COUNTER, px->fe_counters.intercepted_req);
1591 break;
1592 case ST_F_CACHE_LOOKUPS:
1593 if (px->mode != PR_MODE_HTTP)
1594 goto next_px;
1595 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cache_lookups);
1596 break;
1597 case ST_F_CACHE_HITS:
1598 if (px->mode != PR_MODE_HTTP)
1599 goto next_px;
1600 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cache_hits);
1601 break;
1602 case ST_F_COMP_IN:
1603 if (px->mode != PR_MODE_HTTP)
1604 goto next_px;
1605 metric = mkf_u64(FN_COUNTER, px->fe_counters.comp_in);
1606 break;
1607 case ST_F_COMP_OUT:
1608 if (px->mode != PR_MODE_HTTP)
1609 goto next_px;
1610 metric = mkf_u64(FN_COUNTER, px->fe_counters.comp_out);
1611 break;
1612 case ST_F_COMP_BYP:
1613 if (px->mode != PR_MODE_HTTP)
1614 goto next_px;
1615 metric = mkf_u64(FN_COUNTER, px->fe_counters.comp_byp);
1616 break;
1617 case ST_F_COMP_RSP:
1618 if (px->mode != PR_MODE_HTTP)
1619 goto next_px;
1620 metric = mkf_u64(FN_COUNTER, px->fe_counters.p.http.comp_rsp);
1621 break;
1622
1623 default:
1624 goto next_metric;
1625 }
1626
1627 if (!promex_dump_metric(appctx, htx, prefix, &metric, &out, max))
1628 goto full;
1629 next_px:
1630 appctx->ctx.stats.px = px->next;
1631 }
1632 next_metric:
1633 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
1634 appctx->ctx.stats.px = proxies_list;
1635 appctx->st2 = promex_front_metrics[appctx->st2];
1636 }
1637
1638 end:
Christopher Faulet0c55a152019-07-04 10:03:28 +0200[diff] [blame]1639 if (out.len) {
1640 if (!htx_add_data_atonce(htx, out))
1641 return -1; /* Unexpected and unrecoverable error */
1642 channel_add_input(chn, out.len);
1643 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1644 return ret;
1645 full:
1646 ret = 0;
1647 goto end;
1648}
1649
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]1650/* Dump backends metrics (prefixed by "haproxy_backend_"). It returns 1 on success,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1651 * 0 if <htx> is full and -1 in case of any error. */
1652static int promex_dump_back_metrics(struct appctx *appctx, struct htx *htx)
1653{
1654 static struct ist prefix = IST("haproxy_backend_");
1655 struct proxy *px;
1656 struct field metric;
1657 struct channel *chn = si_ic(appctx->owner);
1658 struct ist out = ist2(trash.area, 0);
Christopher Faulet11921e62019-07-03 11:43:17 +0200[diff] [blame]1659 size_t max = htx_get_max_blksz(htx, channel_htx_recv_max(chn, htx));
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1660 int ret = 1;
1661 uint32_t weight;
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1662 double secs;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1663
1664 while (appctx->st2 && appctx->st2 < ST_F_TOTAL_FIELDS) {
1665 while (appctx->ctx.stats.px) {
1666 px = appctx->ctx.stats.px;
1667
1668 /* skip the disabled proxies, global frontend and non-networked ones */
1669 if (px->state == PR_STSTOPPED || px->uuid <= 0 || !(px->cap & PR_CAP_BE))
1670 goto next_px;
1671
1672 switch (appctx->st2) {
1673 case ST_F_STATUS:
1674 metric = mkf_u32(FO_STATUS, (px->lbprm.tot_weight > 0 || !px->srv) ? 1 : 0);
1675 break;
1676 case ST_F_SCUR:
1677 metric = mkf_u32(0, px->beconn);
1678 break;
1679 case ST_F_SMAX:
1680 metric = mkf_u32(FN_MAX, px->be_counters.conn_max);
1681 break;
1682 case ST_F_SLIM:
1683 metric = mkf_u32(FO_CONFIG|FN_LIMIT, px->fullconn);
1684 break;
1685 case ST_F_STOT:
1686 metric = mkf_u64(FN_COUNTER, px->be_counters.cum_conn);
1687 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1688 case ST_F_RATE_MAX:
1689 metric = mkf_u32(0, px->be_counters.sps_max);
1690 break;
1691 case ST_F_LASTSESS:
1692 metric = mkf_s32(FN_AGE, be_lastsession(px));
1693 break;
1694 case ST_F_QCUR:
1695 metric = mkf_u32(0, px->nbpend);
1696 break;
1697 case ST_F_QMAX:
1698 metric = mkf_u32(FN_MAX, px->be_counters.nbpend_max);
1699 break;
1700 case ST_F_CONNECT:
1701 metric = mkf_u64(FN_COUNTER, px->be_counters.connect);
1702 break;
1703 case ST_F_REUSE:
1704 metric = mkf_u64(FN_COUNTER, px->be_counters.reuse);
1705 break;
1706 case ST_F_BIN:
1707 metric = mkf_u64(FN_COUNTER, px->be_counters.bytes_in);
1708 break;
1709 case ST_F_BOUT:
1710 metric = mkf_u64(FN_COUNTER, px->be_counters.bytes_out);
1711 break;
1712 case ST_F_QTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1713 secs = (double)swrate_avg(px->be_counters.q_time, TIME_STATS_SAMPLES) / 1000.0;
1714 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1715 break;
1716 case ST_F_CTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1717 secs = (double)swrate_avg(px->be_counters.c_time, TIME_STATS_SAMPLES) / 1000.0;
1718 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1719 break;
1720 case ST_F_RTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1721 secs = (double)swrate_avg(px->be_counters.d_time, TIME_STATS_SAMPLES) / 1000.0;
1722 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1723 break;
1724 case ST_F_TTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1725 secs = (double)swrate_avg(px->be_counters.t_time, TIME_STATS_SAMPLES) / 1000.0;
1726 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1727 break;
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]1728 case ST_F_QT_MAX:
1729 secs = (double)px->be_counters.qtime_max / 1000.0;
1730 metric = mkf_flt(FN_MAX, secs);
1731 break;
1732 case ST_F_CT_MAX:
1733 secs = (double)px->be_counters.ctime_max / 1000.0;
1734 metric = mkf_flt(FN_MAX, secs);
1735 break;
1736 case ST_F_RT_MAX:
1737 secs = (double)px->be_counters.dtime_max / 1000.0;
1738 metric = mkf_flt(FN_MAX, secs);
1739 break;
1740 case ST_F_TT_MAX:
1741 secs = (double)px->be_counters.ttime_max / 1000.0;
1742 metric = mkf_flt(FN_MAX, secs);
1743 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1744 case ST_F_DREQ:
1745 metric = mkf_u64(FN_COUNTER, px->be_counters.denied_req);
1746 break;
1747 case ST_F_DRESP:
1748 metric = mkf_u64(FN_COUNTER, px->be_counters.denied_resp);
1749 break;
1750 case ST_F_ECON:
1751 metric = mkf_u64(FN_COUNTER, px->be_counters.failed_conns);
1752 break;
1753 case ST_F_ERESP:
1754 metric = mkf_u64(FN_COUNTER, px->be_counters.failed_resp);
1755 break;
1756 case ST_F_WRETR:
1757 metric = mkf_u64(FN_COUNTER, px->be_counters.retries);
1758 break;
1759 case ST_F_WREDIS:
1760 metric = mkf_u64(FN_COUNTER, px->be_counters.redispatches);
1761 break;
1762 case ST_F_WREW:
1763 metric = mkf_u64(FN_COUNTER, px->be_counters.failed_rewrites);
1764 break;
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]1765 case ST_F_EINT:
1766 metric = mkf_u64(FN_COUNTER, px->be_counters.internal_errors);
1767 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1768 case ST_F_CLI_ABRT:
1769 metric = mkf_u64(FN_COUNTER, px->be_counters.cli_aborts);
1770 break;
1771 case ST_F_SRV_ABRT:
1772 metric = mkf_u64(FN_COUNTER, px->be_counters.srv_aborts);
1773 break;
1774 case ST_F_WEIGHT:
1775 weight = (px->lbprm.tot_weight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv;
1776 metric = mkf_u32(FN_AVG, weight);
1777 break;
1778 case ST_F_ACT:
1779 metric = mkf_u32(0, px->srv_act);
1780 break;
1781 case ST_F_BCK:
1782 metric = mkf_u32(0, px->srv_bck);
1783 break;
1784 case ST_F_CHKDOWN:
1785 metric = mkf_u64(FN_COUNTER, px->down_trans);
1786 break;
1787 case ST_F_LASTCHG:
1788 metric = mkf_u32(FN_AGE, now.tv_sec - px->last_change);
1789 break;
1790 case ST_F_DOWNTIME:
1791 metric = mkf_u32(FN_COUNTER, be_downtime(px));
1792 break;
1793 case ST_F_LBTOT:
1794 metric = mkf_u64(FN_COUNTER, px->be_counters.cum_lbconn);
1795 break;
1796 case ST_F_REQ_TOT:
1797 if (px->mode != PR_MODE_HTTP)
1798 goto next_px;
1799 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.cum_req);
1800 break;
1801 case ST_F_HRSP_1XX:
1802 if (px->mode != PR_MODE_HTTP)
1803 goto next_px;
1804 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[1]);
1805 break;
1806 case ST_F_HRSP_2XX:
1807 if (px->mode != PR_MODE_HTTP)
1808 goto next_px;
1809 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1810 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[2]);
1811 break;
1812 case ST_F_HRSP_3XX:
1813 if (px->mode != PR_MODE_HTTP)
1814 goto next_px;
1815 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1816 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[3]);
1817 break;
1818 case ST_F_HRSP_4XX:
1819 if (px->mode != PR_MODE_HTTP)
1820 goto next_px;
1821 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1822 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[4]);
1823 break;
1824 case ST_F_HRSP_5XX:
1825 if (px->mode != PR_MODE_HTTP)
1826 goto next_px;
1827 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1828 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[5]);
1829 break;
1830 case ST_F_HRSP_OTHER:
1831 if (px->mode != PR_MODE_HTTP)
1832 goto next_px;
1833 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
1834 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[0]);
1835 break;
1836 case ST_F_CACHE_LOOKUPS:
1837 if (px->mode != PR_MODE_HTTP)
1838 goto next_px;
1839 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.cache_lookups);
1840 break;
1841 case ST_F_CACHE_HITS:
1842 if (px->mode != PR_MODE_HTTP)
1843 goto next_px;
1844 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.cache_hits);
1845 break;
1846 case ST_F_COMP_IN:
1847 if (px->mode != PR_MODE_HTTP)
1848 goto next_px;
1849 metric = mkf_u64(FN_COUNTER, px->be_counters.comp_in);
1850 break;
1851 case ST_F_COMP_OUT:
1852 if (px->mode != PR_MODE_HTTP)
1853 goto next_px;
1854 metric = mkf_u64(FN_COUNTER, px->be_counters.comp_out);
1855 break;
1856 case ST_F_COMP_BYP:
1857 if (px->mode != PR_MODE_HTTP)
1858 goto next_px;
1859 metric = mkf_u64(FN_COUNTER, px->be_counters.comp_byp);
1860 break;
1861 case ST_F_COMP_RSP:
1862 if (px->mode != PR_MODE_HTTP)
1863 goto next_px;
1864 metric = mkf_u64(FN_COUNTER, px->be_counters.p.http.comp_rsp);
1865 break;
1866
1867 default:
1868 goto next_metric;
1869 }
1870
1871 if (!promex_dump_metric(appctx, htx, prefix, &metric, &out, max))
1872 goto full;
1873 next_px:
1874 appctx->ctx.stats.px = px->next;
1875 }
1876 next_metric:
1877 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
1878 appctx->ctx.stats.px = proxies_list;
1879 appctx->st2 = promex_back_metrics[appctx->st2];
1880 }
1881
1882 end:
Christopher Faulet0c55a152019-07-04 10:03:28 +0200[diff] [blame]1883 if (out.len) {
1884 if (!htx_add_data_atonce(htx, out))
1885 return -1; /* Unexpected and unrecoverable error */
1886 channel_add_input(chn, out.len);
1887 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1888 return ret;
1889 full:
1890 ret = 0;
1891 goto end;
1892}
1893
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]1894/* Dump servers metrics (prefixed by "haproxy_server_"). It returns 1 on success,
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1895 * 0 if <htx> is full and -1 in case of any error. */
1896static int promex_dump_srv_metrics(struct appctx *appctx, struct htx *htx)
1897{
1898 static struct ist prefix = IST("haproxy_server_");
1899 struct proxy *px;
1900 struct server *sv;
1901 struct field metric;
1902 struct channel *chn = si_ic(appctx->owner);
1903 struct ist out = ist2(trash.area, 0);
Christopher Faulet11921e62019-07-03 11:43:17 +0200[diff] [blame]1904 size_t max = htx_get_max_blksz(htx, channel_htx_recv_max(chn, htx));
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1905 int ret = 1;
1906 uint32_t weight;
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1907 double secs;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1908
1909 while (appctx->st2 && appctx->st2 < ST_F_TOTAL_FIELDS) {
1910 while (appctx->ctx.stats.px) {
1911 px = appctx->ctx.stats.px;
1912
1913 /* skip the disabled proxies, global frontend and non-networked ones */
1914 if (px->state == PR_STSTOPPED || px->uuid <= 0 || !(px->cap & PR_CAP_BE))
1915 goto next_px;
1916
1917 while (appctx->ctx.stats.sv) {
1918 sv = appctx->ctx.stats.sv;
1919
Christopher Fauleteba22942019-11-19 14:18:24 +0100[diff] [blame]1920 if ((appctx->ctx.stats.flags & PROMEX_FL_NO_MAINT_SRV) && (sv->cur_admin & SRV_ADMF_MAINT))
1921 goto next_sv;
1922
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1923 switch (appctx->st2) {
1924 case ST_F_STATUS:
1925 metric = mkf_u32(FO_STATUS, promex_srv_status(sv));
1926 break;
1927 case ST_F_SCUR:
1928 metric = mkf_u32(0, sv->cur_sess);
1929 break;
1930 case ST_F_SMAX:
1931 metric = mkf_u32(FN_MAX, sv->counters.cur_sess_max);
1932 break;
1933 case ST_F_SLIM:
1934 metric = mkf_u32(FO_CONFIG|FN_LIMIT, sv->maxconn);
1935 break;
1936 case ST_F_STOT:
1937 metric = mkf_u64(FN_COUNTER, sv->counters.cum_sess);
1938 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1939 case ST_F_RATE_MAX:
1940 metric = mkf_u32(FN_MAX, sv->counters.sps_max);
1941 break;
1942 case ST_F_LASTSESS:
1943 metric = mkf_s32(FN_AGE, srv_lastsession(sv));
1944 break;
1945 case ST_F_QCUR:
1946 metric = mkf_u32(0, sv->nbpend);
1947 break;
1948 case ST_F_QMAX:
1949 metric = mkf_u32(FN_MAX, sv->counters.nbpend_max);
1950 break;
1951 case ST_F_QLIMIT:
1952 metric = mkf_u32(FO_CONFIG|FS_SERVICE, sv->maxqueue);
1953 break;
1954 case ST_F_BIN:
1955 metric = mkf_u64(FN_COUNTER, sv->counters.bytes_in);
1956 break;
1957 case ST_F_BOUT:
1958 metric = mkf_u64(FN_COUNTER, sv->counters.bytes_out);
1959 break;
1960 case ST_F_QTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1961 secs = (double)swrate_avg(sv->counters.q_time, TIME_STATS_SAMPLES) / 1000.0;
1962 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1963 break;
1964 case ST_F_CTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1965 secs = (double)swrate_avg(sv->counters.c_time, TIME_STATS_SAMPLES) / 1000.0;
1966 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1967 break;
1968 case ST_F_RTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1969 secs = (double)swrate_avg(sv->counters.d_time, TIME_STATS_SAMPLES) / 1000.0;
1970 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1971 break;
1972 case ST_F_TTIME:
Christopher Fauletaf4bf142019-09-24 16:35:19 +0200[diff] [blame]1973 secs = (double)swrate_avg(sv->counters.t_time, TIME_STATS_SAMPLES) / 1000.0;
1974 metric = mkf_flt(FN_AVG, secs);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1975 break;
Christopher Faulet8fc027d2019-11-08 15:05:31 +0100[diff] [blame]1976 case ST_F_QT_MAX:
1977 secs = (double)sv->counters.qtime_max / 1000.0;
1978 metric = mkf_flt(FN_MAX, secs);
1979 break;
1980 case ST_F_CT_MAX:
1981 secs = (double)sv->counters.ctime_max / 1000.0;
1982 metric = mkf_flt(FN_MAX, secs);
1983 break;
1984 case ST_F_RT_MAX:
1985 secs = (double)sv->counters.dtime_max / 1000.0;
1986 metric = mkf_flt(FN_MAX, secs);
1987 break;
1988 case ST_F_TT_MAX:
1989 secs = (double)sv->counters.ttime_max / 1000.0;
1990 metric = mkf_flt(FN_MAX, secs);
1991 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]1992 case ST_F_CONNECT:
1993 metric = mkf_u64(FN_COUNTER, sv->counters.connect);
1994 break;
1995 case ST_F_REUSE:
1996 metric = mkf_u64(FN_COUNTER, sv->counters.reuse);
1997 break;
1998 case ST_F_DRESP:
Christopher Fauleta08546b2019-12-16 16:07:34 +0100[diff] [blame]1999 metric = mkf_u64(FN_COUNTER, sv->counters.denied_resp);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2000 break;
2001 case ST_F_ECON:
2002 metric = mkf_u64(FN_COUNTER, sv->counters.failed_conns);
2003 break;
2004 case ST_F_ERESP:
2005 metric = mkf_u64(FN_COUNTER, sv->counters.failed_resp);
2006 break;
2007 case ST_F_WRETR:
2008 metric = mkf_u64(FN_COUNTER, sv->counters.retries);
2009 break;
2010 case ST_F_WREDIS:
2011 metric = mkf_u64(FN_COUNTER, sv->counters.redispatches);
2012 break;
2013 case ST_F_WREW:
2014 metric = mkf_u64(FN_COUNTER, sv->counters.failed_rewrites);
2015 break;
Christopher Faulete4a2c8d2019-12-16 14:44:01 +0100[diff] [blame]2016 case ST_F_EINT:
2017 metric = mkf_u64(FN_COUNTER, sv->counters.internal_errors);
2018 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2019 case ST_F_CLI_ABRT:
2020 metric = mkf_u64(FN_COUNTER, sv->counters.cli_aborts);
2021 break;
2022 case ST_F_SRV_ABRT:
2023 metric = mkf_u64(FN_COUNTER, sv->counters.srv_aborts);
2024 break;
2025 case ST_F_WEIGHT:
2026 weight = (sv->cur_eweight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv;
2027 metric = mkf_u32(FN_AVG, weight);
2028 break;
Christopher Fauletcf403f32019-11-21 14:35:46 +0100[diff] [blame]2029 case ST_F_CHECK_STATUS:
2030 if ((sv->check.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) != CHK_ST_ENABLED)
2031 goto next_sv;
2032 metric = mkf_u32(FN_OUTPUT, sv->check.status);
2033 break;
2034 case ST_F_CHECK_CODE:
2035 if ((sv->check.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) != CHK_ST_ENABLED)
2036 goto next_sv;
2037 metric = mkf_u32(FN_OUTPUT, (sv->check.status < HCHK_STATUS_L57DATA) ? 0 : sv->check.code);
2038 break;
Christopher Faulet2711e512020-02-27 16:12:07 +0100[diff] [blame]2039 case ST_F_CHECK_DURATION:
2040 if (sv->check.status < HCHK_STATUS_CHECKED)
2041 goto next_sv;
2042 secs = (double)sv->check.duration / 1000.0;
2043 metric = mkf_flt(FN_DURATION, secs);
2044 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2045 case ST_F_CHKFAIL:
2046 metric = mkf_u64(FN_COUNTER, sv->counters.failed_checks);
2047 break;
2048 case ST_F_CHKDOWN:
2049 metric = mkf_u64(FN_COUNTER, sv->counters.down_trans);
2050 break;
2051 case ST_F_DOWNTIME:
2052 metric = mkf_u32(FN_COUNTER, srv_downtime(sv));
2053 break;
2054 case ST_F_LASTCHG:
2055 metric = mkf_u32(FN_AGE, now.tv_sec - sv->last_change);
2056 break;
2057 case ST_F_THROTTLE:
2058 metric = mkf_u32(FN_AVG, server_throttle_rate(sv));
2059 break;
2060 case ST_F_LBTOT:
2061 metric = mkf_u64(FN_COUNTER, sv->counters.cum_lbconn);
2062 break;
Marcin Deranek3c27dda2020-05-15 18:32:51 +0200[diff] [blame]2063 case ST_F_REQ_TOT:
2064 if (px->mode != PR_MODE_HTTP)
2065 goto next_px;
2066 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.cum_req);
2067 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2068 case ST_F_HRSP_1XX:
2069 if (px->mode != PR_MODE_HTTP)
2070 goto next_px;
2071 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[1]);
2072 break;
2073 case ST_F_HRSP_2XX:
2074 if (px->mode != PR_MODE_HTTP)
2075 goto next_px;
2076 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
2077 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[2]);
2078 break;
2079 case ST_F_HRSP_3XX:
2080 if (px->mode != PR_MODE_HTTP)
2081 goto next_px;
2082 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
2083 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[3]);
2084 break;
2085 case ST_F_HRSP_4XX:
2086 if (px->mode != PR_MODE_HTTP)
2087 goto next_px;
2088 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
2089 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[4]);
2090 break;
2091 case ST_F_HRSP_5XX:
2092 if (px->mode != PR_MODE_HTTP)
2093 goto next_px;
2094 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
2095 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[5]);
2096 break;
2097 case ST_F_HRSP_OTHER:
2098 if (px->mode != PR_MODE_HTTP)
2099 goto next_px;
2100 appctx->ctx.stats.flags &= ~PROMEX_FL_METRIC_HDR;
2101 metric = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[0]);
2102 break;
Christopher Faulet20ab80c2019-11-08 15:24:32 +0100[diff] [blame]2103 case ST_F_SRV_ICUR:
2104 metric = mkf_u32(0, sv->curr_idle_conns);
2105 break;
2106 case ST_F_SRV_ILIM:
2107 metric = mkf_u32(FO_CONFIG|FN_LIMIT, (sv->max_idle_conns == -1) ? 0 : sv->max_idle_conns);
2108 break;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2109
2110 default:
2111 goto next_metric;
2112 }
2113
2114 if (!promex_dump_metric(appctx, htx, prefix, &metric, &out, max))
2115 goto full;
2116
Christopher Fauleteba22942019-11-19 14:18:24 +0100[diff] [blame]2117 next_sv:
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2118 appctx->ctx.stats.sv = sv->next;
2119 }
2120
2121 next_px:
2122 appctx->ctx.stats.px = px->next;
2123 appctx->ctx.stats.sv = (appctx->ctx.stats.px ? appctx->ctx.stats.px->srv : NULL);
2124 }
2125 next_metric:
2126 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
2127 appctx->ctx.stats.px = proxies_list;
2128 appctx->ctx.stats.sv = (appctx->ctx.stats.px ? appctx->ctx.stats.px->srv : NULL);
2129 appctx->st2 = promex_srv_metrics[appctx->st2];
2130 }
2131
2132
2133 end:
Christopher Faulet0c55a152019-07-04 10:03:28 +0200[diff] [blame]2134 if (out.len) {
2135 if (!htx_add_data_atonce(htx, out))
2136 return -1; /* Unexpected and unrecoverable error */
2137 channel_add_input(chn, out.len);
2138 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2139 return ret;
2140 full:
2141 ret = 0;
2142 goto end;
2143}
2144
2145/* Dump all metrics (global, frontends, backends and servers) depending on the
2146 * dumper state (appctx->st1). It returns 1 on success, 0 if <htx> is full and
2147 * -1 in case of any error. */
2148static int promex_dump_metrics(struct appctx *appctx, struct stream_interface *si, struct htx *htx)
2149{
2150 int ret;
2151
2152 switch (appctx->st1) {
2153 case PROMEX_DUMPER_INIT:
2154 appctx->ctx.stats.px = NULL;
2155 appctx->ctx.stats.sv = NULL;
Christopher Fauletefde9552020-06-05 08:18:56 +0200[diff] [blame]2156 appctx->ctx.stats.flags |= (PROMEX_FL_METRIC_HDR|PROMEX_FL_INFO_METRIC);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2157 appctx->st2 = promex_global_metrics[INF_NAME];
2158 appctx->st1 = PROMEX_DUMPER_GLOBAL;
2159 /* fall through */
2160
2161 case PROMEX_DUMPER_GLOBAL:
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2162 if (appctx->ctx.stats.flags & PROMEX_FL_SCOPE_GLOBAL) {
2163 ret = promex_dump_global_metrics(appctx, htx);
2164 if (ret <= 0) {
2165 if (ret == -1)
2166 goto error;
2167 goto full;
2168 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2169 }
2170
2171 appctx->ctx.stats.px = proxies_list;
2172 appctx->ctx.stats.sv = NULL;
Christopher Fauletefde9552020-06-05 08:18:56 +0200[diff] [blame]2173 appctx->ctx.stats.flags &= ~PROMEX_FL_INFO_METRIC;
2174 appctx->ctx.stats.flags |= (PROMEX_FL_METRIC_HDR|PROMEX_FL_STATS_METRIC);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2175 appctx->st2 = promex_front_metrics[ST_F_PXNAME];
2176 appctx->st1 = PROMEX_DUMPER_FRONT;
2177 /* fall through */
2178
2179 case PROMEX_DUMPER_FRONT:
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2180 if (appctx->ctx.stats.flags & PROMEX_FL_SCOPE_FRONT) {
2181 ret = promex_dump_front_metrics(appctx, htx);
2182 if (ret <= 0) {
2183 if (ret == -1)
2184 goto error;
2185 goto full;
2186 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2187 }
2188
2189 appctx->ctx.stats.px = proxies_list;
2190 appctx->ctx.stats.sv = NULL;
Christopher Fauletefde9552020-06-05 08:18:56 +0200[diff] [blame]2191 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2192 appctx->st2 = promex_back_metrics[ST_F_PXNAME];
2193 appctx->st1 = PROMEX_DUMPER_BACK;
2194 /* fall through */
2195
2196 case PROMEX_DUMPER_BACK:
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2197 if (appctx->ctx.stats.flags & PROMEX_FL_SCOPE_BACK) {
2198 ret = promex_dump_back_metrics(appctx, htx);
2199 if (ret <= 0) {
2200 if (ret == -1)
2201 goto error;
2202 goto full;
2203 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2204 }
2205
2206 appctx->ctx.stats.px = proxies_list;
2207 appctx->ctx.stats.sv = (appctx->ctx.stats.px ? appctx->ctx.stats.px->srv : NULL);
Christopher Fauletefde9552020-06-05 08:18:56 +0200[diff] [blame]2208 appctx->ctx.stats.flags |= PROMEX_FL_METRIC_HDR;
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2209 appctx->st2 = promex_srv_metrics[ST_F_PXNAME];
2210 appctx->st1 = PROMEX_DUMPER_SRV;
2211 /* fall through */
2212
2213 case PROMEX_DUMPER_SRV:
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2214 if (appctx->ctx.stats.flags & PROMEX_FL_SCOPE_SERVER) {
2215 ret = promex_dump_srv_metrics(appctx, htx);
2216 if (ret <= 0) {
2217 if (ret == -1)
2218 goto error;
2219 goto full;
2220 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2221 }
2222
2223 appctx->ctx.stats.px = NULL;
2224 appctx->ctx.stats.sv = NULL;
Christopher Fauletefde9552020-06-05 08:18:56 +0200[diff] [blame]2225 appctx->ctx.stats.flags &= ~(PROMEX_FL_METRIC_HDR|PROMEX_FL_INFO_METRIC|PROMEX_FL_STATS_METRIC);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2226 appctx->st2 = 0;
2227 appctx->st1 = PROMEX_DUMPER_DONE;
2228 /* fall through */
2229
2230 case PROMEX_DUMPER_DONE:
2231 default:
2232 break;
2233 }
2234
2235 return 1;
2236
2237 full:
2238 si_rx_room_blk(si);
2239 return 0;
2240 error:
2241 /* unrecoverable error */
2242 appctx->ctx.stats.px = NULL;
2243 appctx->ctx.stats.sv = NULL;
2244 appctx->ctx.stats.flags = 0;
2245 appctx->st2 = 0;
2246 appctx->st1 = PROMEX_DUMPER_DONE;
2247 return -1;
2248}
2249
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]2250/* Parse the query string of request URI to filter the metrics. It returns 1 on
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2251 * success and -1 on error. */
2252static int promex_parse_uri(struct appctx *appctx, struct stream_interface *si)
2253{
2254 struct channel *req = si_oc(si);
2255 struct channel *res = si_ic(si);
2256 struct htx *req_htx, *res_htx;
2257 struct htx_sl *sl;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2258 char *p, *key, *value;
2259 const char *end;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2260 struct buffer *err;
2261 int default_scopes = PROMEX_FL_SCOPE_ALL;
2262 int len;
2263
2264 /* Get the query-string */
2265 req_htx = htxbuf(&req->buf);
2266 sl = http_get_stline(req_htx);
2267 if (!sl)
2268 goto error;
2269 p = http_find_param_list(HTX_SL_REQ_UPTR(sl), HTX_SL_REQ_ULEN(sl), '?');
2270 if (!p)
2271 goto end;
2272 end = HTX_SL_REQ_UPTR(sl) + HTX_SL_REQ_ULEN(sl);
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2273
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2274 /* copy the query-string */
2275 len = end - p;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2276 chunk_reset(&trash);
2277 memcpy(trash.area, p, len);
2278 trash.area[len] = 0;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2279 p = trash.area;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2280 end = trash.area + len;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2281
2282 /* Parse the query-string */
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2283 while (p < end && *p && *p != '#') {
2284 value = NULL;
2285
2286 /* decode parameter name */
2287 key = p;
2288 while (p < end && *p != '=' && *p != '&' && *p != '#')
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2289 ++p;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2290 /* found a value */
2291 if (*p == '=') {
2292 *(p++) = 0;
2293 value = p;
2294 }
2295 else if (*p == '&')
2296 *(p++) = 0;
2297 else if (*p == '#')
2298 *p = 0;
Willy Tarreau62ba9ba2020-04-23 17:54:47 +0200[diff] [blame]2299 len = url_decode(key, 1);
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2300 if (len == -1)
2301 goto error;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2302
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2303 /* decode value */
2304 if (value) {
2305 while (p < end && *p != '=' && *p != '&' && *p != '#')
2306 ++p;
2307 if (*p == '=')
2308 goto error;
2309 if (*p == '&')
2310 *(p++) = 0;
2311 else if (*p == '#')
2312 *p = 0;
Willy Tarreau62ba9ba2020-04-23 17:54:47 +0200[diff] [blame]2313 len = url_decode(value, 1);
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2314 if (len == -1)
2315 goto error;
2316 }
2317
2318 if (!strcmp(key, "scope")) {
2319 default_scopes = 0; /* at least a scope defined, unset default scopes */
2320 if (!value)
2321 goto error;
2322 else if (*value == 0)
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2323 appctx->ctx.stats.flags &= ~PROMEX_FL_SCOPE_ALL;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2324 else if (*value == '*')
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2325 appctx->ctx.stats.flags |= PROMEX_FL_SCOPE_ALL;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2326 else if (!strcmp(value, "global"))
2327 appctx->ctx.stats.flags |= PROMEX_FL_SCOPE_GLOBAL;
2328 else if (!strcmp(value, "server"))
2329 appctx->ctx.stats.flags |= PROMEX_FL_SCOPE_SERVER;
2330 else if (!strcmp(value, "backend"))
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2331 appctx->ctx.stats.flags |= PROMEX_FL_SCOPE_BACK;
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2332 else if (!strcmp(value, "frontend"))
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2333 appctx->ctx.stats.flags |= PROMEX_FL_SCOPE_FRONT;
2334 else
2335 goto error;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2336 }
William Dauchyc65f6562019-11-26 12:56:26 +0100[diff] [blame]2337 else if (!strcmp(key, "no-maint"))
Christopher Fauleteba22942019-11-19 14:18:24 +0100[diff] [blame]2338 appctx->ctx.stats.flags |= PROMEX_FL_NO_MAINT_SRV;
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2339 }
2340
2341 end:
2342 appctx->ctx.stats.flags |= default_scopes;
2343 return 1;
2344
2345 error:
2346 err = &http_err_chunks[HTTP_ERR_400];
2347 channel_erase(res);
2348 res->buf.data = b_data(err);
2349 memcpy(res->buf.area, b_head(err), b_data(err));
2350 res_htx = htx_from_buf(&res->buf);
2351 channel_add_input(res, res_htx->data);
2352 appctx->st0 = PROMEX_ST_END;
2353 return -1;
2354}
2355
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2356/* Send HTTP headers of the response. It returns 1 on success and 0 if <htx> is
2357 * full. */
2358static int promex_send_headers(struct appctx *appctx, struct stream_interface *si, struct htx *htx)
2359{
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]2360 struct channel *chn = si_ic(appctx->owner);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2361 struct htx_sl *sl;
2362 unsigned int flags;
2363
2364 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);
2365 sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags, ist("HTTP/1.1"), ist("200"), ist("OK"));
2366 if (!sl)
2367 goto full;
2368 sl->info.res.status = 200;
2369 if (!htx_add_header(htx, ist("Cache-Control"), ist("no-cache")) ||
2370 !htx_add_header(htx, ist("Connection"), ist("close")) ||
2371 !htx_add_header(htx, ist("Content-Type"), ist("text/plain; version=0.0.4")) ||
2372 !htx_add_header(htx, ist("Transfer-Encoding"), ist("chunked")) ||
2373 !htx_add_endof(htx, HTX_BLK_EOH))
2374 goto full;
2375
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]2376 channel_add_input(chn, htx->data);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2377 return 1;
2378 full:
2379 htx_reset(htx);
2380 si_rx_room_blk(si);
2381 return 0;
2382}
2383
2384/* The function returns 1 if the initialisation is complete, 0 if
2385 * an errors occurs and -1 if more data are required for initializing
2386 * the applet.
2387 */
2388static int promex_appctx_init(struct appctx *appctx, struct proxy *px, struct stream *strm)
2389{
2390 appctx->st0 = PROMEX_ST_INIT;
2391 return 1;
2392}
2393
2394/* The main I/O handler for the promex applet. */
2395static void promex_appctx_handle_io(struct appctx *appctx)
2396{
2397 struct stream_interface *si = appctx->owner;
2398 struct stream *s = si_strm(si);
2399 struct channel *req = si_oc(si);
2400 struct channel *res = si_ic(si);
2401 struct htx *req_htx, *res_htx;
2402 int ret;
2403
2404 res_htx = htx_from_buf(&res->buf);
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2405 if (unlikely(si->state == SI_ST_DIS || si->state == SI_ST_CLO))
2406 goto out;
2407
Ilya Shipitsince7b00f2020-03-23 22:28:40 +0500[diff] [blame]2408 /* Check if the input buffer is available. */
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2409 if (!b_size(&res->buf)) {
2410 si_rx_room_blk(si);
2411 goto out;
2412 }
2413
2414 switch (appctx->st0) {
2415 case PROMEX_ST_INIT:
Christopher Faulet78407ce2019-11-18 14:47:08 +0100[diff] [blame]2416 ret = promex_parse_uri(appctx, si);
2417 if (ret <= 0) {
2418 if (ret == -1)
2419 goto error;
2420 goto out;
2421 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2422 appctx->st0 = PROMEX_ST_HEAD;
2423 appctx->st1 = PROMEX_DUMPER_INIT;
2424 /* fall through */
2425
2426 case PROMEX_ST_HEAD:
2427 if (!promex_send_headers(appctx, si, res_htx))
2428 goto out;
2429 appctx->st0 = ((s->txn->meth == HTTP_METH_HEAD) ? PROMEX_ST_DONE : PROMEX_ST_DUMP);
2430 /* fall through */
2431
2432 case PROMEX_ST_DUMP:
2433 ret = promex_dump_metrics(appctx, si, res_htx);
2434 if (ret <= 0) {
2435 if (ret == -1)
2436 goto error;
2437 goto out;
2438 }
2439 appctx->st0 = PROMEX_ST_DONE;
2440 /* fall through */
2441
2442 case PROMEX_ST_DONE:
Christopher Faulet54b5e212019-06-04 10:08:28 +0200[diff] [blame]2443 /* Don't add TLR because mux-h1 will take care of it */
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2444 if (!htx_add_endof(res_htx, HTX_BLK_EOM)) {
2445 si_rx_room_blk(si);
2446 goto out;
2447 }
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]2448 channel_add_input(res, 1);
2449 appctx->st0 = PROMEX_ST_END;
2450 /* fall through */
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2451
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]2452 case PROMEX_ST_END:
2453 if (!(res->flags & CF_SHUTR)) {
2454 res->flags |= CF_READ_NULL;
2455 si_shutr(si);
2456 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2457 }
2458
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2459 out:
2460 htx_to_buf(res_htx, &res->buf);
Christopher Faulet9744f7c2019-03-27 15:48:53 +0100[diff] [blame]2461
2462 /* eat the whole request */
2463 if (co_data(req)) {
2464 req_htx = htx_from_buf(&req->buf);
2465 co_htx_skip(req, req_htx, co_data(req));
2466 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2467 return;
2468
2469 error:
2470 res->flags |= CF_READ_NULL;
2471 si_shutr(si);
2472 si_shutw(si);
2473}
2474
2475struct applet promex_applet = {
2476 .obj_type = OBJ_TYPE_APPLET,
2477 .name = "<PROMEX>", /* used for logging */
2478 .init = promex_appctx_init,
2479 .fct = promex_appctx_handle_io,
2480};
2481
2482static enum act_parse_ret service_parse_prometheus_exporter(const char **args, int *cur_arg, struct proxy *px,
2483 struct act_rule *rule, char **err)
2484{
2485 /* Prometheus exporter service is only available on "http-request" rulesets */
2486 if (rule->from != ACT_F_HTTP_REQ) {
2487 memprintf(err, "Prometheus exporter service only available on 'http-request' rulesets");
2488 return ACT_RET_PRS_ERR;
2489 }
Christopher Fauletf959d082019-02-07 15:38:42 +0100[diff] [blame]2490
2491 /* Add applet pointer in the rule. */
2492 rule->applet = promex_applet;
2493
2494 return ACT_RET_PRS_OK;
2495}
2496static void promex_register_build_options(void)
2497{
2498 char *ptr = NULL;
2499
2500 memprintf(&ptr, "Built with the Prometheus exporter as a service");
2501 hap_register_build_opts(ptr, 1);
2502}
2503
2504
2505static struct action_kw_list service_actions = { ILH, {
2506 { "prometheus-exporter", service_parse_prometheus_exporter },
2507 { /* END */ }
2508}};
2509
2510INITCALL1(STG_REGISTER, service_keywords_register, &service_actions);
2511INITCALL0(STG_REGISTER, promex_register_build_options);