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git01.mediatek.com / haproxy / 3b728a92bbe35b0c3ef34c3c8942ac5541a1713c / . / src / cfgparse-listen.c
blob: 1a39c2f7501732d681c97d66716448891d9c85f1 [file] [log] [blame]
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <netdb.h>
#include <ctype.h>
#include <pwd.h>
#include <grp.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <haproxy/acl.h>
#include <haproxy/buf.h>
#include <haproxy/capture-t.h>
#include <haproxy/cfgparse.h>
#include <haproxy/check.h>
#include <haproxy/compression-t.h>
#include <haproxy/connection.h>
#include <haproxy/extcheck.h>
#include <haproxy/http_htx.h>
#include <haproxy/http_rules.h>
#include <haproxy/listener.h>
#include <haproxy/log.h>
#include <haproxy/peers.h>
#include <haproxy/protocol.h>
#include <haproxy/proxy.h>
#include <haproxy/sample.h>
#include <haproxy/server.h>
#include <haproxy/stats-t.h>
#include <haproxy/stick_table.h>
#include <haproxy/tcpcheck.h>
#include <haproxy/uri_auth.h>
/* Report a warning if a rule is placed after a 'tcp-request session' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_tcp_sess(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->tcp_req.l5_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'tcp-request session' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after a 'tcp-request content' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_tcp_cont(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->tcp_req.inspect_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'tcp-request content' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after a 'monitor fail' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_monitor(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->mon_fail_cond)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'monitor fail' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after an 'http_request' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_http_req(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->http_req_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after an 'http-request' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after a redirect rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_redirect(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->redirect_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'redirect' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after a 'use_backend' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_use_backend(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->switching_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'use_backend' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* Report a warning if a rule is placed after a 'use-server' rule.
* Return 1 if the warning has been emitted, otherwise 0.
*/
int warnif_rule_after_use_server(struct proxy *proxy, const char *file, int line, const char *arg)
{
if (!LIST_ISEMPTY(&proxy->server_rules)) {
ha_warning("parsing [%s:%d] : a '%s' rule placed after a 'use-server' rule will still be processed before.\n",
file, line, arg);
return 1;
}
return 0;
}
/* report a warning if a redirect rule is dangerously placed */
int warnif_misplaced_redirect(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_use_backend(proxy, file, line, arg) ||
warnif_rule_after_use_server(proxy, file, line, arg);
}
/* report a warning if an http-request rule is dangerously placed */
int warnif_misplaced_http_req(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_redirect(proxy, file, line, arg) ||
warnif_misplaced_redirect(proxy, file, line, arg);
}
/* report a warning if a block rule is dangerously placed */
int warnif_misplaced_monitor(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_http_req(proxy, file, line, arg) ||
warnif_misplaced_http_req(proxy, file, line, arg);
}
/* report a warning if a "tcp request content" rule is dangerously placed */
int warnif_misplaced_tcp_cont(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_monitor(proxy, file, line, arg) ||
warnif_misplaced_monitor(proxy, file, line, arg);
}
/* report a warning if a "tcp request session" rule is dangerously placed */
int warnif_misplaced_tcp_sess(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_tcp_cont(proxy, file, line, arg) ||
warnif_misplaced_tcp_cont(proxy, file, line, arg);
}
/* report a warning if a "tcp request connection" rule is dangerously placed */
int warnif_misplaced_tcp_conn(struct proxy *proxy, const char *file, int line, const char *arg)
{
return warnif_rule_after_tcp_sess(proxy, file, line, arg) ||
warnif_misplaced_tcp_sess(proxy, file, line, arg);
}
int cfg_parse_listen(const char *file, int linenum, char **args, int kwm)
{
static struct proxy *curproxy = NULL;
static struct proxy *curr_defproxy = NULL;
static struct proxy *last_defproxy = NULL;
const char *err;
int rc;
unsigned val;
int err_code = 0;
struct acl_cond *cond = NULL;
char *errmsg = NULL;
struct bind_conf *bind_conf;
if (!last_defproxy) {
/* we need a default proxy and none was created yet */
last_defproxy = alloc_new_proxy("", PR_CAP_DEF|PR_CAP_LISTEN, "INIT", 0, NULL, &errmsg);
curr_defproxy = last_defproxy;
if (!last_defproxy) {
ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
}
if (strcmp(args[0], "listen") == 0)
rc = PR_CAP_LISTEN;
else if (strcmp(args[0], "frontend") == 0)
rc = PR_CAP_FE;
else if (strcmp(args[0], "backend") == 0)
rc = PR_CAP_BE;
else if (strcmp(args[0], "defaults") == 0) {
/* "defaults" must first delete the last no-name defaults if any */
proxy_destroy_defaults(proxy_find_by_name("", PR_CAP_DEF, 0));
curr_defproxy = NULL;
rc = PR_CAP_DEF | PR_CAP_LISTEN;
}
else
rc = PR_CAP_NONE;
if ((rc & PR_CAP_LISTEN) && !(rc & PR_CAP_DEF)) { /* new proxy */
if (!*args[1]) {
ha_alert("parsing [%s:%d] : '%s' expects an <id> argument\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
err = invalid_char(args[1]);
if (err) {
ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
file, linenum, *err, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
}
curproxy = (rc & PR_CAP_FE) ? proxy_fe_by_name(args[1]) : proxy_be_by_name(args[1]);
if (curproxy) {
ha_alert("Parsing [%s:%d]: %s '%s' has the same name as %s '%s' declared at %s:%d.\n",
file, linenum, proxy_cap_str(rc), args[1], proxy_type_str(curproxy),
curproxy->id, curproxy->conf.file, curproxy->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
}
curproxy = log_forward_by_name(args[1]);
if (curproxy) {
ha_alert("Parsing [%s:%d]: %s '%s' has the same name as log forward section '%s' declared at %s:%d.\n",
file, linenum, proxy_cap_str(rc), args[1],
curproxy->id, curproxy->conf.file, curproxy->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
}
if ((*args[2] && (!*args[3] || strcmp(args[2], "from") != 0)) ||
alertif_too_many_args(3, file, linenum, args, &err_code)) {
if (rc & PR_CAP_FE)
ha_alert("parsing [%s:%d] : please use the 'bind' keyword for listening addresses.\n", file, linenum);
goto out;
}
}
if (rc & PR_CAP_LISTEN) { /* new proxy or defaults section */
const char *name = args[1];
int arg = 2;
if (rc & PR_CAP_DEF && strcmp(args[1], "from") == 0 && *args[2] && !*args[3]) {
// also support "defaults from blah" (no name then)
arg = 1;
name = "";
}
/* only regular proxies inherit from the previous defaults section */
if (!(rc & PR_CAP_DEF))
curr_defproxy = last_defproxy;
if (strcmp(args[arg], "from") == 0) {
curr_defproxy = proxy_find_by_name(args[arg+1], PR_CAP_DEF, 0);
if (!curr_defproxy) {
ha_alert("parsing [%s:%d] : defaults section '%s' not found for %s '%s'.\n", file, linenum, args[arg+1], proxy_cap_str(rc), name);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
if (ebpt_next_dup(&curr_defproxy->conf.by_name)) {
struct proxy *px2 = container_of(ebpt_next_dup(&curr_defproxy->conf.by_name), struct proxy, conf.by_name);
ha_alert("parsing [%s:%d] : ambiguous defaults section name '%s' referenced by %s '%s' exists at least at %s:%d and %s:%d.\n",
file, linenum, args[arg+1], proxy_cap_str(rc), name,
curr_defproxy->conf.file, curr_defproxy->conf.line, px2->conf.file, px2->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
}
err = invalid_char(args[arg+1]);
if (err) {
ha_alert("parsing [%s:%d] : character '%c' is not permitted in defaults section name '%s' when designated by its name (section found at %s:%d).\n",
file, linenum, *err, args[arg+1], curr_defproxy->conf.file, curr_defproxy->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
}
}
curproxy = alloc_new_proxy(name, rc, file, linenum, curr_defproxy, &errmsg);
if (!curproxy) {
ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
if (rc & PR_CAP_DEF) {
/* last and current proxies must be updated to this one */
curr_defproxy = last_defproxy = curproxy;
} else {
/* regular proxies are in a list */
curproxy->next = proxies_list;
proxies_list = curproxy;
}
goto out;
}
else if (curproxy == NULL) {
ha_alert("parsing [%s:%d] : 'listen' or 'defaults' expected.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* update the current file and line being parsed */
curproxy->conf.args.file = curproxy->conf.file;
curproxy->conf.args.line = linenum;
/* Now let's parse the proxy-specific keywords */
if (strcmp(args[0], "server") == 0 ||
strcmp(args[0], "default-server") == 0 ||
strcmp(args[0], "server-template") == 0) {
err_code |= parse_server(file, linenum, args, curproxy, curr_defproxy, 1, 0, 0);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[0], "bind") == 0) { /* new listen addresses */
struct listener *l;
int cur_arg;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (!*(args[1])) {
ha_alert("parsing [%s:%d] : '%s' expects {<path>|[addr1]:port1[-end1]}{,[addr]:port[-end]}... as arguments.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
bind_conf = bind_conf_alloc(curproxy, file, linenum, args[1], xprt_get(XPRT_RAW));
/* use default settings for unix sockets */
bind_conf->settings.ux.uid = global.unix_bind.ux.uid;
bind_conf->settings.ux.gid = global.unix_bind.ux.gid;
bind_conf->settings.ux.mode = global.unix_bind.ux.mode;
/* NOTE: the following line might create several listeners if there
* are comma-separated IPs or port ranges. So all further processing
* will have to be applied to all listeners created after last_listen.
*/
if (!str2listener(args[1], curproxy, bind_conf, file, linenum, &errmsg)) {
if (errmsg && *errmsg) {
indent_msg(&errmsg, 2);
ha_alert("parsing [%s:%d] : '%s' : %s\n", file, linenum, args[0], errmsg);
}
else
ha_alert("parsing [%s:%d] : '%s' : error encountered while parsing listening address '%s'.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
list_for_each_entry(l, &bind_conf->listeners, by_bind) {
/* Set default global rights and owner for unix bind */
global.maxsock++;
}
cur_arg = 2;
while (*(args[cur_arg])) {
static int bind_dumped;
struct bind_kw *kw;
char *err;
kw = bind_find_kw(args[cur_arg]);
if (kw) {
char *err = NULL;
int code;
if (!kw->parse) {
ha_alert("parsing [%s:%d] : '%s %s' : '%s' option is not implemented in this version (check build options).\n",
file, linenum, args[0], args[1], args[cur_arg]);
cur_arg += 1 + kw->skip ;
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
code = kw->parse(args, cur_arg, curproxy, bind_conf, &err);
err_code |= code;
if (code) {
if (err && *err) {
indent_msg(&err, 2);
if (((code & (ERR_WARN|ERR_ALERT)) == ERR_WARN))
ha_warning("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], err);
else
ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], err);
}
else
ha_alert("parsing [%s:%d] : '%s %s' : error encountered while processing '%s'.\n",
file, linenum, args[0], args[1], args[cur_arg]);
if (code & ERR_FATAL) {
free(err);
cur_arg += 1 + kw->skip;
goto out;
}
}
free(err);
cur_arg += 1 + kw->skip;
continue;
}
err = NULL;
if (!bind_dumped) {
bind_dump_kws(&err);
indent_msg(&err, 4);
bind_dumped = 1;
}
ha_alert("parsing [%s:%d] : '%s %s' unknown keyword '%s'.%s%s\n",
file, linenum, args[0], args[1], args[cur_arg],
err ? " Registered keywords :" : "", err ? err : "");
free(err);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
goto out;
}
else if (strcmp(args[0], "monitor-net") == 0) { /* set the range of IPs to ignore */
ha_alert("parsing [%s:%d] : 'monitor-net' doesn't exist anymore. Please use 'http-request return status 200 if { src %s }' instead.\n", file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "monitor-uri") == 0) { /* set the URI to intercept */
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
if (!*args[1]) {
ha_alert("parsing [%s:%d] : '%s' expects an URI.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->monitor_uri);
curproxy->monitor_uri_len = strlen(args[1]);
curproxy->monitor_uri = calloc(1, curproxy->monitor_uri_len + 1);
memcpy(curproxy->monitor_uri, args[1], curproxy->monitor_uri_len);
curproxy->monitor_uri[curproxy->monitor_uri_len] = '\0';
goto out;
}
else if (strcmp(args[0], "mode") == 0) { /* sets the proxy mode */
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
if (strcmp(args[1], "http") == 0) curproxy->mode = PR_MODE_HTTP;
else if (strcmp(args[1], "tcp") == 0) curproxy->mode = PR_MODE_TCP;
else if (strcmp(args[1], "health") == 0) {
ha_alert("parsing [%s:%d] : 'mode health' doesn't exist anymore. Please use 'http-request return status 200' instead.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else {
ha_alert("parsing [%s:%d] : unknown proxy mode '%s'.\n", file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "id") == 0) {
struct eb32_node *node;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
if (!*args[1]) {
ha_alert("parsing [%s:%d]: '%s' expects an integer argument.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->uuid = atol(args[1]);
curproxy->conf.id.key = curproxy->uuid;
curproxy->options |= PR_O_FORCED_ID;
if (curproxy->uuid <= 0) {
ha_alert("parsing [%s:%d]: custom id has to be > 0.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
node = eb32_lookup(&used_proxy_id, curproxy->uuid);
if (node) {
struct proxy *target = container_of(node, struct proxy, conf.id);
ha_alert("parsing [%s:%d]: %s %s reuses same custom id as %s %s (declared at %s:%d).\n",
file, linenum, proxy_type_str(curproxy), curproxy->id,
proxy_type_str(target), target->id, target->conf.file, target->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
eb32_insert(&used_proxy_id, &curproxy->conf.id);
}
else if (strcmp(args[0], "description") == 0) {
int i, len=0;
char *d;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!*args[1]) {
ha_alert("parsing [%s:%d]: '%s' expects a string argument.\n",
file, linenum, args[0]);
return -1;
}
for (i = 1; *args[i]; i++)
len += strlen(args[i]) + 1;
d = calloc(1, len);
curproxy->desc = d;
d += snprintf(d, curproxy->desc + len - d, "%s", args[1]);
for (i = 2; *args[i]; i++)
d += snprintf(d, curproxy->desc + len - d, " %s", args[i]);
}
else if (strcmp(args[0], "disabled") == 0) { /* disables this proxy */
if (alertif_too_many_args(0, file, linenum, args, &err_code))
goto out;
curproxy->disabled = 1;
}
else if (strcmp(args[0], "enabled") == 0) { /* enables this proxy (used to revert a disabled default) */
if (alertif_too_many_args(0, file, linenum, args, &err_code))
goto out;
curproxy->disabled = 0;
}
else if (strcmp(args[0], "bind-process") == 0) { /* enable this proxy only on some processes */
int cur_arg = 1;
unsigned long set = 0;
while (*args[cur_arg]) {
if (strcmp(args[cur_arg], "all") == 0) {
set = 0;
break;
}
if (parse_process_number(args[cur_arg], &set, MAX_PROCS, NULL, &errmsg)) {
ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
cur_arg++;
}
curproxy->bind_proc = set;
}
else if (strcmp(args[0], "acl") == 0) { /* add an ACL */
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err = invalid_char(args[1]);
if (err) {
ha_alert("parsing [%s:%d] : character '%c' is not permitted in acl name '%s'.\n",
file, linenum, *err, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcasecmp(args[1], "or") == 0) {
ha_alert("parsing [%s:%d] : acl name '%s' will never match. 'or' is used to express a "
"logical disjunction within a condition.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (parse_acl((const char **)args + 1, &curproxy->acl, &errmsg, &curproxy->conf.args, file, linenum) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing ACL '%s' : %s.\n",
file, linenum, args[1], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "dynamic-cookie-key") == 0) { /* Dynamic cookies secret key */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects <secret_key> as argument.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->dyncookie_key);
curproxy->dyncookie_key = strdup(args[1]);
}
else if (strcmp(args[0], "cookie") == 0) { /* cookie name */
int cur_arg;
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects <cookie_name> as argument.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->ck_opts = 0;
curproxy->cookie_maxidle = curproxy->cookie_maxlife = 0;
ha_free(&curproxy->cookie_domain);
free(curproxy->cookie_name);
curproxy->cookie_name = strdup(args[1]);
curproxy->cookie_len = strlen(curproxy->cookie_name);
cur_arg = 2;
while (*(args[cur_arg])) {
if (strcmp(args[cur_arg], "rewrite") == 0) {
curproxy->ck_opts |= PR_CK_RW;
}
else if (strcmp(args[cur_arg], "indirect") == 0) {
curproxy->ck_opts |= PR_CK_IND;
}
else if (strcmp(args[cur_arg], "insert") == 0) {
curproxy->ck_opts |= PR_CK_INS;
}
else if (strcmp(args[cur_arg], "nocache") == 0) {
curproxy->ck_opts |= PR_CK_NOC;
}
else if (strcmp(args[cur_arg], "postonly") == 0) {
curproxy->ck_opts |= PR_CK_POST;
}
else if (strcmp(args[cur_arg], "preserve") == 0) {
curproxy->ck_opts |= PR_CK_PSV;
}
else if (strcmp(args[cur_arg], "prefix") == 0) {
curproxy->ck_opts |= PR_CK_PFX;
}
else if (strcmp(args[cur_arg], "httponly") == 0) {
curproxy->ck_opts |= PR_CK_HTTPONLY;
}
else if (strcmp(args[cur_arg], "secure") == 0) {
curproxy->ck_opts |= PR_CK_SECURE;
}
else if (strcmp(args[cur_arg], "domain") == 0) {
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d]: '%s' expects <domain> as argument.\n",
file, linenum, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!strchr(args[cur_arg + 1], '.')) {
/* rfc6265, 5.2.3 The Domain Attribute */
ha_warning("parsing [%s:%d]: domain '%s' contains no embedded dot,"
" this configuration may not work properly (see RFC6265#5.2.3).\n",
file, linenum, args[cur_arg + 1]);
err_code |= ERR_WARN;
}
err = invalid_domainchar(args[cur_arg + 1]);
if (err) {
ha_alert("parsing [%s:%d]: character '%c' is not permitted in domain name '%s'.\n",
file, linenum, *err, args[cur_arg + 1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!curproxy->cookie_domain) {
curproxy->cookie_domain = strdup(args[cur_arg + 1]);
} else {
/* one domain was already specified, add another one by
* building the string which will be returned along with
* the cookie.
*/
char *new_ptr;
int new_len = strlen(curproxy->cookie_domain) +
strlen("; domain=") + strlen(args[cur_arg + 1]) + 1;
new_ptr = malloc(new_len);
snprintf(new_ptr, new_len, "%s; domain=%s", curproxy->cookie_domain, args[cur_arg+1]);
free(curproxy->cookie_domain);
curproxy->cookie_domain = new_ptr;
}
cur_arg++;
}
else if (strcmp(args[cur_arg], "maxidle") == 0) {
unsigned int maxidle;
const char *res;
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d]: '%s' expects <idletime> in seconds as argument.\n",
file, linenum, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
res = parse_time_err(args[cur_arg + 1], &maxidle, TIME_UNIT_S);
if (res == PARSE_TIME_OVER) {
ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s>, maximum value is 2147483647 s (~68 years).\n",
file, linenum, args[cur_arg+1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (res == PARSE_TIME_UNDER) {
ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s>, minimum non-null value is 1 s.\n",
file, linenum, args[cur_arg+1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (res) {
ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
file, linenum, *res, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->cookie_maxidle = maxidle;
cur_arg++;
}
else if (strcmp(args[cur_arg], "maxlife") == 0) {
unsigned int maxlife;
const char *res;
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d]: '%s' expects <lifetime> in seconds as argument.\n",
file, linenum, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
res = parse_time_err(args[cur_arg + 1], &maxlife, TIME_UNIT_S);
if (res == PARSE_TIME_OVER) {
ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s>, maximum value is 2147483647 s (~68 years).\n",
file, linenum, args[cur_arg+1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (res == PARSE_TIME_UNDER) {
ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s>, minimum non-null value is 1 s.\n",
file, linenum, args[cur_arg+1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (res) {
ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
file, linenum, *res, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->cookie_maxlife = maxlife;
cur_arg++;
}
else if (strcmp(args[cur_arg], "dynamic") == 0) { /* Dynamic persistent cookies secret key */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[cur_arg], NULL))
err_code |= ERR_WARN;
curproxy->ck_opts |= PR_CK_DYNAMIC;
}
else if (strcmp(args[cur_arg], "attr") == 0) {
char *val;
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d]: '%s' expects <value> as argument.\n",
file, linenum, args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
val = args[cur_arg + 1];
while (*val) {
if (iscntrl((unsigned char)*val) || *val == ';') {
ha_alert("parsing [%s:%d]: character '%%x%02X' is not permitted in attribute value.\n",
file, linenum, *val);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
val++;
}
/* don't add ';' for the first attribute */
if (!curproxy->cookie_attrs)
curproxy->cookie_attrs = strdup(args[cur_arg + 1]);
else
memprintf(&curproxy->cookie_attrs, "%s; %s", curproxy->cookie_attrs, args[cur_arg + 1]);
cur_arg++;
}
else {
ha_alert("parsing [%s:%d] : '%s' supports 'rewrite', 'insert', 'prefix', 'indirect', 'nocache', 'postonly', 'domain', 'maxidle', 'dynamic', 'maxlife' and 'attr' options.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
cur_arg++;
}
if (!POWEROF2(curproxy->ck_opts & (PR_CK_RW|PR_CK_IND))) {
ha_alert("parsing [%s:%d] : cookie 'rewrite' and 'indirect' modes are incompatible.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
}
if (!POWEROF2(curproxy->ck_opts & (PR_CK_RW|PR_CK_INS|PR_CK_PFX))) {
ha_alert("parsing [%s:%d] : cookie 'rewrite', 'insert' and 'prefix' modes are incompatible.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
}
if ((curproxy->ck_opts & (PR_CK_PSV | PR_CK_INS | PR_CK_IND)) == PR_CK_PSV) {
ha_alert("parsing [%s:%d] : cookie 'preserve' requires at least 'insert' or 'indirect'.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
}
}/* end else if (!strcmp(args[0], "cookie")) */
else if (strcmp(args[0], "email-alert") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing argument after '%s'.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcmp(args[1], "from") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing argument after '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->email_alert.from);
curproxy->email_alert.from = strdup(args[2]);
}
else if (strcmp(args[1], "mailers") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing argument after '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->email_alert.mailers.name);
curproxy->email_alert.mailers.name = strdup(args[2]);
}
else if (strcmp(args[1], "myhostname") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing argument after '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->email_alert.myhostname);
curproxy->email_alert.myhostname = strdup(args[2]);
}
else if (strcmp(args[1], "level") == 0) {
curproxy->email_alert.level = get_log_level(args[2]);
if (curproxy->email_alert.level < 0) {
ha_alert("parsing [%s:%d] : unknown log level '%s' after '%s'\n",
file, linenum, args[1], args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[1], "to") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing argument after '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->email_alert.to);
curproxy->email_alert.to = strdup(args[2]);
}
else {
ha_alert("parsing [%s:%d] : email-alert: unknown argument '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* Indicate that the email_alert is at least partially configured */
curproxy->email_alert.set = 1;
}/* end else if (!strcmp(args[0], "email-alert")) */
else if (strcmp(args[0], "persist") == 0) { /* persist */
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : missing persist method.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!strncmp(args[1], "rdp-cookie", 10)) {
curproxy->options2 |= PR_O2_RDPC_PRST;
if (*(args[1] + 10) == '(') { /* cookie name */
const char *beg, *end;
beg = args[1] + 11;
end = strchr(beg, ')');
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
if (!end || end == beg) {
ha_alert("parsing [%s:%d] : persist rdp-cookie(name)' requires an rdp cookie name.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->rdp_cookie_name);
curproxy->rdp_cookie_name = my_strndup(beg, end - beg);
curproxy->rdp_cookie_len = end-beg;
}
else if (*(args[1] + 10) == '\0') { /* default cookie name 'msts' */
free(curproxy->rdp_cookie_name);
curproxy->rdp_cookie_name = strdup("msts");
curproxy->rdp_cookie_len = strlen(curproxy->rdp_cookie_name);
}
else { /* syntax */
ha_alert("parsing [%s:%d] : persist rdp-cookie(name)' requires an rdp cookie name.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else {
ha_alert("parsing [%s:%d] : unknown persist method.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "appsession") == 0) { /* cookie name */
ha_alert("parsing [%s:%d] : '%s' is not supported anymore since HAProxy 1.6.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "load-server-state-from-file") == 0) {
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "global") == 0) { /* use the file pointed to by global server-state-file directive */
curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_GLOBAL;
}
else if (strcmp(args[1], "local") == 0) { /* use the server-state-file-name variable to locate the server-state file */
curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_LOCAL;
}
else if (strcmp(args[1], "none") == 0) { /* don't use server-state-file directive for this backend */
curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_NONE;
}
else {
ha_alert("parsing [%s:%d] : '%s' expects 'global', 'local' or 'none'. Got '%s'\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "server-state-file-name") == 0) {
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
ha_free(&curproxy->server_state_file_name);
if (*(args[1]) == 0 || strcmp(args[1], "use-backend-name") == 0)
curproxy->server_state_file_name = strdup(curproxy->id);
else
curproxy->server_state_file_name = strdup(args[1]);
}
else if (strcmp(args[0], "max-session-srv-conns") == 0) {
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsine [%s:%d] : '%s' expects a number. Got no argument\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->max_out_conns = atoi(args[1]);
}
else if (strcmp(args[0], "capture") == 0) {
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "cookie") == 0) { /* name of a cookie to capture */
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s %s' not allowed in 'defaults' section.\n", file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(4, 1, file, linenum, args, &err_code))
goto out;
if (*(args[4]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects 'cookie' <cookie_name> 'len' <len>.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->capture_name);
curproxy->capture_name = strdup(args[2]);
curproxy->capture_namelen = strlen(curproxy->capture_name);
curproxy->capture_len = atol(args[4]);
curproxy->to_log |= LW_COOKIE;
}
else if (strcmp(args[1], "request") == 0 && strcmp(args[2], "header") == 0) {
struct cap_hdr *hdr;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s %s' not allowed in 'defaults' section.\n", file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(4, 1, file, linenum, args, &err_code))
goto out;
if (*(args[3]) == 0 || strcmp(args[4], "len") != 0 || *(args[5]) == 0) {
ha_alert("parsing [%s:%d] : '%s %s' expects 'header' <header_name> 'len' <len>.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
hdr = calloc(1, sizeof(*hdr));
hdr->next = curproxy->req_cap;
hdr->name = strdup(args[3]);
hdr->namelen = strlen(args[3]);
hdr->len = atol(args[5]);
hdr->pool = create_pool("caphdr", hdr->len + 1, MEM_F_SHARED);
hdr->index = curproxy->nb_req_cap++;
curproxy->req_cap = hdr;
curproxy->to_log |= LW_REQHDR;
}
else if (strcmp(args[1], "response") == 0 && strcmp(args[2], "header") == 0) {
struct cap_hdr *hdr;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s %s' not allowed in 'defaults' section.\n", file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(4, 1, file, linenum, args, &err_code))
goto out;
if (*(args[3]) == 0 || strcmp(args[4], "len") != 0 || *(args[5]) == 0) {
ha_alert("parsing [%s:%d] : '%s %s' expects 'header' <header_name> 'len' <len>.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
hdr = calloc(1, sizeof(*hdr));
hdr->next = curproxy->rsp_cap;
hdr->name = strdup(args[3]);
hdr->namelen = strlen(args[3]);
hdr->len = atol(args[5]);
hdr->pool = create_pool("caphdr", hdr->len + 1, MEM_F_SHARED);
hdr->index = curproxy->nb_rsp_cap++;
curproxy->rsp_cap = hdr;
curproxy->to_log |= LW_RSPHDR;
}
else {
ha_alert("parsing [%s:%d] : '%s' expects 'cookie' or 'request header' or 'response header'.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "retries") == 0) { /* connection retries */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects an integer argument (dispatch counts for one).\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->conn_retries = atol(args[1]);
}
else if (strcmp(args[0], "http-request") == 0) { /* request access control: allow/deny/auth */
struct act_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!LIST_ISEMPTY(&curproxy->http_req_rules) &&
!LIST_PREV(&curproxy->http_req_rules, struct act_rule *, list)->cond &&
(LIST_PREV(&curproxy->http_req_rules, struct act_rule *, list)->flags & ACT_FLAG_FINAL)) {
ha_warning("parsing [%s:%d]: previous '%s' action is final and has no condition attached, further entries are NOOP.\n",
file, linenum, args[0]);
err_code |= ERR_WARN;
}
rule = parse_http_req_cond((const char **)args + 1, file, linenum, curproxy);
if (!rule) {
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
err_code |= warnif_misplaced_http_req(curproxy, file, linenum, args[0]);
err_code |= warnif_cond_conflicts(rule->cond,
(curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR,
file, linenum);
LIST_ADDQ(&curproxy->http_req_rules, &rule->list);
}
else if (strcmp(args[0], "http-response") == 0) { /* response access control */
struct act_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!LIST_ISEMPTY(&curproxy->http_res_rules) &&
!LIST_PREV(&curproxy->http_res_rules, struct act_rule *, list)->cond &&
(LIST_PREV(&curproxy->http_res_rules, struct act_rule *, list)->flags & ACT_FLAG_FINAL)) {
ha_warning("parsing [%s:%d]: previous '%s' action is final and has no condition attached, further entries are NOOP.\n",
file, linenum, args[0]);
err_code |= ERR_WARN;
}
rule = parse_http_res_cond((const char **)args + 1, file, linenum, curproxy);
if (!rule) {
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
err_code |= warnif_cond_conflicts(rule->cond,
(curproxy->cap & PR_CAP_BE) ? SMP_VAL_BE_HRS_HDR : SMP_VAL_FE_HRS_HDR,
file, linenum);
LIST_ADDQ(&curproxy->http_res_rules, &rule->list);
}
else if (strcmp(args[0], "http-after-response") == 0) {
struct act_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!LIST_ISEMPTY(&curproxy->http_after_res_rules) &&
!LIST_PREV(&curproxy->http_after_res_rules, struct act_rule *, list)->cond &&
(LIST_PREV(&curproxy->http_after_res_rules, struct act_rule *, list)->flags & ACT_FLAG_FINAL)) {
ha_warning("parsing [%s:%d]: previous '%s' action is final and has no condition attached, further entries are NOOP.\n",
file, linenum, args[0]);
err_code |= ERR_WARN;
}
rule = parse_http_after_res_cond((const char **)args + 1, file, linenum, curproxy);
if (!rule) {
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
err_code |= warnif_cond_conflicts(rule->cond,
(curproxy->cap & PR_CAP_BE) ? SMP_VAL_BE_HRS_HDR : SMP_VAL_FE_HRS_HDR,
file, linenum);
LIST_ADDQ(&curproxy->http_after_res_rules, &rule->list);
}
else if (strcmp(args[0], "http-send-name-header") == 0) { /* send server name in request header */
/* set the header name and length into the proxy structure */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (!*args[1]) {
ha_alert("parsing [%s:%d] : '%s' requires a header string.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* set the desired header name, in lower case */
free(curproxy->server_id_hdr_name);
curproxy->server_id_hdr_name = strdup(args[1]);
curproxy->server_id_hdr_len = strlen(curproxy->server_id_hdr_name);
ist2bin_lc(curproxy->server_id_hdr_name, ist2(curproxy->server_id_hdr_name, curproxy->server_id_hdr_len));
}
else if (strcmp(args[0], "block") == 0) {
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. Use 'http-request deny' which uses the exact same syntax.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "redirect") == 0) {
struct redirect_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if ((rule = http_parse_redirect_rule(file, linenum, curproxy, (const char **)args + 1, &errmsg, 0, 0)) == NULL) {
ha_alert("parsing [%s:%d] : error detected in %s '%s' while parsing redirect rule : %s.\n",
file, linenum, proxy_type_str(curproxy), curproxy->id, errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
LIST_ADDQ(&curproxy->redirect_rules, &rule->list);
err_code |= warnif_misplaced_redirect(curproxy, file, linenum, args[0]);
err_code |= warnif_cond_conflicts(rule->cond,
(curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR,
file, linenum);
}
else if (strcmp(args[0], "use_backend") == 0) {
struct switching_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a backend name.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcmp(args[2], "if") == 0 || strcmp(args[2], "unless") == 0) {
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + 2, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing switching rule : %s.\n",
file, linenum, errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err_code |= warnif_cond_conflicts(cond, SMP_VAL_FE_SET_BCK, file, linenum);
}
else if (*args[2]) {
ha_alert("parsing [%s:%d] : unexpected keyword '%s' after switching rule, only 'if' and 'unless' are allowed.\n",
file, linenum, args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
rule = calloc(1, sizeof(*rule));
if (!rule) {
ha_alert("Out of memory error.\n");
goto out;
}
rule->cond = cond;
rule->be.name = strdup(args[1]);
if (!rule->be.name) {
ha_alert("Out of memory error.\n");
goto out;
}
rule->line = linenum;
rule->file = strdup(file);
if (!rule->file) {
ha_alert("Out of memory error.\n");
goto out;
}
LIST_INIT(&rule->list);
LIST_ADDQ(&curproxy->switching_rules, &rule->list);
}
else if (strcmp(args[0], "use-server") == 0) {
struct server_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a server name.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcmp(args[2], "if") != 0 && strcmp(args[2], "unless") != 0) {
ha_alert("parsing [%s:%d] : '%s' requires either 'if' or 'unless' followed by a condition.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + 2, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing switching rule : %s.\n",
file, linenum, errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err_code |= warnif_cond_conflicts(cond, SMP_VAL_BE_SET_SRV, file, linenum);
rule = calloc(1, sizeof(*rule));
rule->cond = cond;
rule->srv.name = strdup(args[1]);
rule->line = linenum;
rule->file = strdup(file);
LIST_INIT(&rule->list);
LIST_ADDQ(&curproxy->server_rules, &rule->list);
curproxy->be_req_ana |= AN_REQ_SRV_RULES;
}
else if ((strcmp(args[0], "force-persist") == 0) ||
(strcmp(args[0], "ignore-persist") == 0)) {
struct persist_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "if") != 0 && strcmp(args[1], "unless") != 0) {
ha_alert("parsing [%s:%d] : '%s' requires either 'if' or 'unless' followed by a condition.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + 1, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing a '%s' rule : %s.\n",
file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* note: BE_REQ_CNT is the first one after FE_SET_BCK, which is
* where force-persist is applied.
*/
err_code |= warnif_cond_conflicts(cond, SMP_VAL_BE_REQ_CNT, file, linenum);
rule = calloc(1, sizeof(*rule));
rule->cond = cond;
if (strcmp(args[0], "force-persist") == 0) {
rule->type = PERSIST_TYPE_FORCE;
} else {
rule->type = PERSIST_TYPE_IGNORE;
}
LIST_INIT(&rule->list);
LIST_ADDQ(&curproxy->persist_rules, &rule->list);
}
else if (strcmp(args[0], "stick-table") == 0) {
struct stktable *other;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : 'stick-table' is not supported in 'defaults' section.\n",
file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
other = stktable_find_by_name(curproxy->id);
if (other) {
ha_alert("parsing [%s:%d] : stick-table name '%s' conflicts with table declared in %s '%s' at %s:%d.\n",
file, linenum, curproxy->id,
other->proxy ? proxy_cap_str(other->proxy->cap) : "peers",
other->proxy ? other->id : other->peers.p->id,
other->conf.file, other->conf.line);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->table = calloc(1, sizeof *curproxy->table);
if (!curproxy->table) {
ha_alert("parsing [%s:%d]: '%s %s' : memory allocation failed\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err_code |= parse_stick_table(file, linenum, args, curproxy->table,
curproxy->id, curproxy->id, NULL);
if (err_code & ERR_FATAL)
goto out;
/* Store the proxy in the stick-table. */
curproxy->table->proxy = curproxy;
stktable_store_name(curproxy->table);
curproxy->table->next = stktables_list;
stktables_list = curproxy->table;
/* Add this proxy to the list of proxies which refer to its stick-table. */
if (curproxy->table->proxies_list != curproxy) {
curproxy->next_stkt_ref = curproxy->table->proxies_list;
curproxy->table->proxies_list = curproxy;
}
}
else if (strcmp(args[0], "stick") == 0) {
struct sticking_rule *rule;
struct sample_expr *expr;
int myidx = 0;
const char *name = NULL;
int flags;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL)) {
err_code |= ERR_WARN;
goto out;
}
myidx++;
if ((strcmp(args[myidx], "store") == 0) ||
(strcmp(args[myidx], "store-request") == 0)) {
myidx++;
flags = STK_IS_STORE;
}
else if (strcmp(args[myidx], "store-response") == 0) {
myidx++;
flags = STK_IS_STORE | STK_ON_RSP;
}
else if (strcmp(args[myidx], "match") == 0) {
myidx++;
flags = STK_IS_MATCH;
}
else if (strcmp(args[myidx], "on") == 0) {
myidx++;
flags = STK_IS_MATCH | STK_IS_STORE;
}
else {
ha_alert("parsing [%s:%d] : '%s' expects 'on', 'match', or 'store'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (*(args[myidx]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a fetch method.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->conf.args.ctx = ARGC_STK;
expr = sample_parse_expr(args, &myidx, file, linenum, &errmsg, &curproxy->conf.args, NULL);
if (!expr) {
ha_alert("parsing [%s:%d] : '%s': %s\n", file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (flags & STK_ON_RSP) {
if (!(expr->fetch->val & SMP_VAL_BE_STO_RUL)) {
ha_alert("parsing [%s:%d] : '%s': fetch method '%s' extracts information from '%s', none of which is available for 'store-response'.\n",
file, linenum, args[0], expr->fetch->kw, sample_src_names(expr->fetch->use));
err_code |= ERR_ALERT | ERR_FATAL;
free(expr);
goto out;
}
} else {
if (!(expr->fetch->val & SMP_VAL_BE_SET_SRV)) {
ha_alert("parsing [%s:%d] : '%s': fetch method '%s' extracts information from '%s', none of which is available during request.\n",
file, linenum, args[0], expr->fetch->kw, sample_src_names(expr->fetch->use));
err_code |= ERR_ALERT | ERR_FATAL;
free(expr);
goto out;
}
}
/* check if we need to allocate an http_txn struct for HTTP parsing */
curproxy->http_needed |= !!(expr->fetch->use & SMP_USE_HTTP_ANY);
if (strcmp(args[myidx], "table") == 0) {
myidx++;
name = args[myidx++];
}
if (strcmp(args[myidx], "if") == 0 || strcmp(args[myidx], "unless") == 0) {
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + myidx, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : '%s': error detected while parsing sticking condition : %s.\n",
file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
free(expr);
goto out;
}
}
else if (*(args[myidx])) {
ha_alert("parsing [%s:%d] : '%s': unknown keyword '%s'.\n",
file, linenum, args[0], args[myidx]);
err_code |= ERR_ALERT | ERR_FATAL;
free(expr);
goto out;
}
if (flags & STK_ON_RSP)
err_code |= warnif_cond_conflicts(cond, SMP_VAL_BE_STO_RUL, file, linenum);
else
err_code |= warnif_cond_conflicts(cond, SMP_VAL_BE_SET_SRV, file, linenum);
rule = calloc(1, sizeof(*rule));
rule->cond = cond;
rule->expr = expr;
rule->flags = flags;
rule->table.name = name ? strdup(name) : NULL;
LIST_INIT(&rule->list);
if (flags & STK_ON_RSP)
LIST_ADDQ(&curproxy->storersp_rules, &rule->list);
else
LIST_ADDQ(&curproxy->sticking_rules, &rule->list);
}
else if (strcmp(args[0], "stats") == 0) {
if (!(curproxy->cap & PR_CAP_DEF) && curproxy->uri_auth == curr_defproxy->uri_auth)
curproxy->uri_auth = NULL; /* we must detach from the default config */
if (!*args[1]) {
goto stats_error_parsing;
} else if (strcmp(args[1], "admin") == 0) {
struct stats_admin_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s %s' not allowed in 'defaults' section.\n", file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!stats_check_init_uri_auth(&curproxy->uri_auth)) {
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
if (strcmp(args[2], "if") != 0 && strcmp(args[2], "unless") != 0) {
ha_alert("parsing [%s:%d] : '%s %s' requires either 'if' or 'unless' followed by a condition.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + 2, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing a '%s %s' rule : %s.\n",
file, linenum, args[0], args[1], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err_code |= warnif_cond_conflicts(cond,
(curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR,
file, linenum);
rule = calloc(1, sizeof(*rule));
rule->cond = cond;
LIST_INIT(&rule->list);
LIST_ADDQ(&curproxy->uri_auth->admin_rules, &rule->list);
} else if (strcmp(args[1], "uri") == 0) {
if (*(args[2]) == 0) {
ha_alert("parsing [%s:%d] : 'uri' needs an URI prefix.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
} else if (!stats_set_uri(&curproxy->uri_auth, args[2])) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "realm") == 0) {
if (*(args[2]) == 0) {
ha_alert("parsing [%s:%d] : 'realm' needs an realm name.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
} else if (!stats_set_realm(&curproxy->uri_auth, args[2])) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "refresh") == 0) {
unsigned interval;
err = parse_time_err(args[2], &interval, TIME_UNIT_S);
if (err == PARSE_TIME_OVER) {
ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to stats refresh interval, maximum value is 2147483647 s (~68 years).\n",
file, linenum, args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (err == PARSE_TIME_UNDER) {
ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to stats refresh interval, minimum non-null value is 1 s.\n",
file, linenum, args[2]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (err) {
ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to stats refresh interval.\n",
file, linenum, *err);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
} else if (!stats_set_refresh(&curproxy->uri_auth, interval)) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "http-request") == 0) { /* request access control: allow/deny/auth */
struct act_rule *rule;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d]: '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (!stats_check_init_uri_auth(&curproxy->uri_auth)) {
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
if (!LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules) &&
!LIST_PREV(&curproxy->uri_auth->http_req_rules, struct act_rule *, list)->cond) {
ha_warning("parsing [%s:%d]: previous '%s' action has no condition attached, further entries are NOOP.\n",
file, linenum, args[0]);
err_code |= ERR_WARN;
}
rule = parse_http_req_cond((const char **)args + 2, file, linenum, curproxy);
if (!rule) {
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
err_code |= warnif_cond_conflicts(rule->cond,
(curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR,
file, linenum);
LIST_ADDQ(&curproxy->uri_auth->http_req_rules, &rule->list);
} else if (strcmp(args[1], "auth") == 0) {
if (*(args[2]) == 0) {
ha_alert("parsing [%s:%d] : 'auth' needs a user:password account.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
} else if (!stats_add_auth(&curproxy->uri_auth, args[2])) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "scope") == 0) {
if (*(args[2]) == 0) {
ha_alert("parsing [%s:%d] : 'scope' needs a proxy name.\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
} else if (!stats_add_scope(&curproxy->uri_auth, args[2])) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "enable") == 0) {
if (!stats_check_init_uri_auth(&curproxy->uri_auth)) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "hide-version") == 0) {
if (!stats_set_flag(&curproxy->uri_auth, STAT_HIDEVER)) {
ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "show-legends") == 0) {
if (!stats_set_flag(&curproxy->uri_auth, STAT_SHLGNDS)) {
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "show-modules") == 0) {
if (!stats_set_flag(&curproxy->uri_auth, STAT_SHMODULES)) {
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "show-node") == 0) {
if (*args[2]) {
int i;
char c;
for (i=0; args[2][i]; i++) {
c = args[2][i];
if (!isupper((unsigned char)c) && !islower((unsigned char)c) &&
!isdigit((unsigned char)c) && c != '_' && c != '-' && c != '.')
break;
}
if (!i || args[2][i]) {
ha_alert("parsing [%s:%d]: '%s %s' invalid node name - should be a string"
"with digits(0-9), letters(A-Z, a-z), hyphen(-) or underscode(_).\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
if (!stats_set_node(&curproxy->uri_auth, args[2])) {
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
} else if (strcmp(args[1], "show-desc") == 0) {
char *desc = NULL;
if (*args[2]) {
int i, len=0;
char *d;
for (i = 2; *args[i]; i++)
len += strlen(args[i]) + 1;
desc = d = calloc(1, len);
d += snprintf(d, desc + len - d, "%s", args[2]);
for (i = 3; *args[i]; i++)
d += snprintf(d, desc + len - d, " %s", args[i]);
}
if (!*args[2] && !global.desc)
ha_warning("parsing [%s:%d]: '%s' requires a parameter or 'desc' to be set in the global section.\n",
file, linenum, args[1]);
else {
if (!stats_set_desc(&curproxy->uri_auth, desc)) {
free(desc);
ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
free(desc);
}
} else {
stats_error_parsing:
ha_alert("parsing [%s:%d]: %s '%s', expects 'admin', 'uri', 'realm', 'auth', 'scope', 'enable', 'hide-version', 'show-node', 'show-desc' or 'show-legends'.\n",
file, linenum, *args[1]?"unknown stats parameter":"missing keyword in", args[*args[1]?1:0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "option") == 0) {
int optnum;
if (*(args[1]) == '\0') {
ha_alert("parsing [%s:%d]: '%s' expects an option name.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
for (optnum = 0; cfg_opts[optnum].name; optnum++) {
if (strcmp(args[1], cfg_opts[optnum].name) == 0) {
if (cfg_opts[optnum].cap == PR_CAP_NONE) {
ha_alert("parsing [%s:%d]: option '%s' is not supported due to build options.\n",
file, linenum, cfg_opts[optnum].name);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (warnifnotcap(curproxy, cfg_opts[optnum].cap, file, linenum, args[1], NULL)) {
err_code |= ERR_WARN;
goto out;
}
curproxy->no_options &= ~cfg_opts[optnum].val;
curproxy->options &= ~cfg_opts[optnum].val;
switch (kwm) {
case KWM_STD:
curproxy->options |= cfg_opts[optnum].val;
break;
case KWM_NO:
curproxy->no_options |= cfg_opts[optnum].val;
break;
case KWM_DEF: /* already cleared */
break;
}
goto out;
}
}
for (optnum = 0; cfg_opts2[optnum].name; optnum++) {
if (strcmp(args[1], cfg_opts2[optnum].name) == 0) {
if (cfg_opts2[optnum].cap == PR_CAP_NONE) {
ha_alert("parsing [%s:%d]: option '%s' is not supported due to build options.\n",
file, linenum, cfg_opts2[optnum].name);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (warnifnotcap(curproxy, cfg_opts2[optnum].cap, file, linenum, args[1], NULL)) {
err_code |= ERR_WARN;
goto out;
}
/* "[no] option http-use-htx" is deprecated */
if (strcmp(cfg_opts2[optnum].name, "http-use-htx") == 0) {
if (kwm ==KWM_NO) {
ha_warning("parsing [%s:%d]: option '%s' is deprecated and ignored."
" The HTX mode is now the only supported mode.\n",
file, linenum, cfg_opts2[optnum].name);
err_code |= ERR_WARN;
}
goto out;
}
curproxy->no_options2 &= ~cfg_opts2[optnum].val;
curproxy->options2 &= ~cfg_opts2[optnum].val;
switch (kwm) {
case KWM_STD:
curproxy->options2 |= cfg_opts2[optnum].val;
break;
case KWM_NO:
curproxy->no_options2 |= cfg_opts2[optnum].val;
break;
case KWM_DEF: /* already cleared */
break;
}
goto out;
}
}
/* HTTP options override each other. They can be cancelled using
* "no option xxx" which only switches to default mode if the mode
* was this one (useful for cancelling options set in defaults
* sections).
*/
if (strcmp(args[1], "httpclose") == 0 || strcmp(args[1], "forceclose") == 0) {
if (strcmp(args[1], "forceclose") == 0) {
if (!already_warned(WARN_FORCECLOSE_DEPRECATED))
ha_warning("parsing [%s:%d]: keyword '%s' is deprecated in favor of 'httpclose', and will not be supported by future versions.\n",
file, linenum, args[1]);
err_code |= ERR_WARN;
}
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (kwm == KWM_STD) {
curproxy->options &= ~PR_O_HTTP_MODE;
curproxy->options |= PR_O_HTTP_CLO;
goto out;
}
else if (kwm == KWM_NO) {
if ((curproxy->options & PR_O_HTTP_MODE) == PR_O_HTTP_CLO)
curproxy->options &= ~PR_O_HTTP_MODE;
goto out;
}
}
else if (strcmp(args[1], "http-server-close") == 0) {
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (kwm == KWM_STD) {
curproxy->options &= ~PR_O_HTTP_MODE;
curproxy->options |= PR_O_HTTP_SCL;
goto out;
}
else if (kwm == KWM_NO) {
if ((curproxy->options & PR_O_HTTP_MODE) == PR_O_HTTP_SCL)
curproxy->options &= ~PR_O_HTTP_MODE;
goto out;
}
}
else if (strcmp(args[1], "http-keep-alive") == 0) {
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (kwm == KWM_STD) {
curproxy->options &= ~PR_O_HTTP_MODE;
curproxy->options |= PR_O_HTTP_KAL;
goto out;
}
else if (kwm == KWM_NO) {
if ((curproxy->options & PR_O_HTTP_MODE) == PR_O_HTTP_KAL)
curproxy->options &= ~PR_O_HTTP_MODE;
goto out;
}
}
else if (strcmp(args[1], "http-tunnel") == 0) {
ha_warning("parsing [%s:%d]: the option '%s' is deprecated and will be removed in next version.\n",
file, linenum, args[1]);
err_code |= ERR_WARN;
goto out;
}
/* Redispatch can take an integer argument that control when the
* resispatch occurs. All values are relative to the retries option.
* This can be cancelled using "no option xxx".
*/
if (strcmp(args[1], "redispatch") == 0) {
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[1], NULL)) {
err_code |= ERR_WARN;
goto out;
}
curproxy->no_options &= ~PR_O_REDISP;
curproxy->options &= ~PR_O_REDISP;
switch (kwm) {
case KWM_STD:
curproxy->options |= PR_O_REDISP;
curproxy->redispatch_after = -1;
if(*args[2]) {
curproxy->redispatch_after = atol(args[2]);
}
break;
case KWM_NO:
curproxy->no_options |= PR_O_REDISP;
curproxy->redispatch_after = 0;
break;
case KWM_DEF: /* already cleared */
break;
}
goto out;
}
if (kwm != KWM_STD) {
ha_alert("parsing [%s:%d]: negation/default is not supported for option '%s'.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcmp(args[1], "httplog") == 0) {
char *logformat;
/* generate a complete HTTP log */
logformat = default_http_log_format;
if (*(args[2]) != '\0') {
if (strcmp(args[2], "clf") == 0) {
curproxy->options2 |= PR_O2_CLFLOG;
logformat = clf_http_log_format;
} else {
ha_alert("parsing [%s:%d] : keyword '%s' only supports option 'clf'.\n", file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args_idx(1, 1, file, linenum, args, &err_code))
goto out;
}
if (curproxy->conf.logformat_string && curproxy->cap & PR_CAP_DEF) {
char *oldlogformat = "log-format";
char *clflogformat = "";
if (curproxy->conf.logformat_string == default_http_log_format)
oldlogformat = "option httplog";
else if (curproxy->conf.logformat_string == default_tcp_log_format)
oldlogformat = "option tcplog";
else if (curproxy->conf.logformat_string == clf_http_log_format)
oldlogformat = "option httplog clf";
if (logformat == clf_http_log_format)
clflogformat = " clf";
ha_warning("parsing [%s:%d]: 'option httplog%s' overrides previous '%s' in 'defaults' section.\n",
file, linenum, clflogformat, oldlogformat);
}
if (curproxy->conf.logformat_string != default_http_log_format &&
curproxy->conf.logformat_string != default_tcp_log_format &&
curproxy->conf.logformat_string != clf_http_log_format)
free(curproxy->conf.logformat_string);
curproxy->conf.logformat_string = logformat;
free(curproxy->conf.lfs_file);
curproxy->conf.lfs_file = strdup(curproxy->conf.args.file);
curproxy->conf.lfs_line = curproxy->conf.args.line;
if (!(curproxy->cap & PR_CAP_DEF) && !(curproxy->cap & PR_CAP_FE)) {
ha_warning("parsing [%s:%d] : backend '%s' : 'option httplog' directive is ignored in backends.\n",
file, linenum, curproxy->id);
err_code |= ERR_WARN;
}
}
else if (strcmp(args[1], "tcplog") == 0) {
if (curproxy->conf.logformat_string && curproxy->cap & PR_CAP_DEF) {
char *oldlogformat = "log-format";
if (curproxy->conf.logformat_string == default_http_log_format)
oldlogformat = "option httplog";
else if (curproxy->conf.logformat_string == default_tcp_log_format)
oldlogformat = "option tcplog";
else if (curproxy->conf.logformat_string == clf_http_log_format)
oldlogformat = "option httplog clf";
ha_warning("parsing [%s:%d]: 'option tcplog' overrides previous '%s' in 'defaults' section.\n",
file, linenum, oldlogformat);
}
/* generate a detailed TCP log */
if (curproxy->conf.logformat_string != default_http_log_format &&
curproxy->conf.logformat_string != default_tcp_log_format &&
curproxy->conf.logformat_string != clf_http_log_format)
free(curproxy->conf.logformat_string);
curproxy->conf.logformat_string = default_tcp_log_format;
free(curproxy->conf.lfs_file);
curproxy->conf.lfs_file = strdup(curproxy->conf.args.file);
curproxy->conf.lfs_line = curproxy->conf.args.line;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (!(curproxy->cap & PR_CAP_DEF) && !(curproxy->cap & PR_CAP_FE)) {
ha_warning("parsing [%s:%d] : backend '%s' : 'option tcplog' directive is ignored in backends.\n",
file, linenum, curproxy->id);
err_code |= ERR_WARN;
}
}
else if (strcmp(args[1], "tcpka") == 0) {
/* enable TCP keep-alives on client and server streams */
if (warnifnotcap(curproxy, PR_CAP_BE | PR_CAP_FE, file, linenum, args[1], NULL))
err_code |= ERR_WARN;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
if (curproxy->cap & PR_CAP_FE)
curproxy->options |= PR_O_TCP_CLI_KA;
if (curproxy->cap & PR_CAP_BE)
curproxy->options |= PR_O_TCP_SRV_KA;
}
else if (strcmp(args[1], "httpchk") == 0) {
err_code |= proxy_parse_httpchk_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "ssl-hello-chk") == 0) {
err_code |= proxy_parse_ssl_hello_chk_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "smtpchk") == 0) {
err_code |= proxy_parse_smtpchk_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "pgsql-check") == 0) {
err_code |= proxy_parse_pgsql_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "redis-check") == 0) {
err_code |= proxy_parse_redis_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "mysql-check") == 0) {
err_code |= proxy_parse_mysql_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "ldap-check") == 0) {
err_code |= proxy_parse_ldap_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "spop-check") == 0) {
err_code |= proxy_parse_spop_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "tcp-check") == 0) {
err_code |= proxy_parse_tcp_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "external-check") == 0) {
err_code |= proxy_parse_external_check_opt(args, 0, curproxy, curr_defproxy, file, linenum);
if (err_code & ERR_FATAL)
goto out;
}
else if (strcmp(args[1], "forwardfor") == 0) {
int cur_arg;
/* insert x-forwarded-for field, but not for the IP address listed as an except.
* set default options (ie: bitfield, header name, etc)
*/
curproxy->options |= PR_O_FWDFOR | PR_O_FF_ALWAYS;
free(curproxy->fwdfor_hdr_name);
curproxy->fwdfor_hdr_name = strdup(DEF_XFORWARDFOR_HDR);
curproxy->fwdfor_hdr_len = strlen(DEF_XFORWARDFOR_HDR);
curproxy->except_xff_net.family = AF_UNSPEC;
/* loop to go through arguments - start at 2, since 0+1 = "option" "forwardfor" */
cur_arg = 2;
while (*(args[cur_arg])) {
if (strcmp(args[cur_arg], "except") == 0) {
unsigned char mask;
int i;
/* suboption except - needs additional argument for it */
if (*(args[cur_arg+1]) &&
str2net(args[cur_arg+1], 1, &curproxy->except_xff_net.addr.v4.ip, &curproxy->except_xff_net.addr.v4.mask)) {
curproxy->except_xff_net.family = AF_INET;
curproxy->except_xff_net.addr.v4.ip.s_addr &= curproxy->except_xff_net.addr.v4.mask.s_addr;
}
else if (*(args[cur_arg+1]) &&
str62net(args[cur_arg+1], &curproxy->except_xff_net.addr.v6.ip, &mask)) {
curproxy->except_xff_net.family = AF_INET6;
len2mask6(mask, &curproxy->except_xff_net.addr.v6.mask);
for (i = 0; i < 16; i++)
curproxy->except_xff_net.addr.v6.ip.s6_addr[i] &= curproxy->except_xff_net.addr.v6.mask.s6_addr[i];
}
else {
ha_alert("parsing [%s:%d] : '%s %s %s' expects <address>[/mask] as argument.\n",
file, linenum, args[0], args[1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* flush useless bits */
cur_arg += 2;
} else if (strcmp(args[cur_arg], "header") == 0) {
/* suboption header - needs additional argument for it */
if (*(args[cur_arg+1]) == 0) {
ha_alert("parsing [%s:%d] : '%s %s %s' expects <header_name> as argument.\n",
file, linenum, args[0], args[1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->fwdfor_hdr_name);
curproxy->fwdfor_hdr_name = strdup(args[cur_arg+1]);
curproxy->fwdfor_hdr_len = strlen(curproxy->fwdfor_hdr_name);
cur_arg += 2;
} else if (strcmp(args[cur_arg], "if-none") == 0) {
curproxy->options &= ~PR_O_FF_ALWAYS;
cur_arg += 1;
} else {
/* unknown suboption - catchall */
ha_alert("parsing [%s:%d] : '%s %s' only supports optional values: 'except', 'header' and 'if-none'.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
} /* end while loop */
}
else if (strcmp(args[1], "originalto") == 0) {
int cur_arg;
/* insert x-original-to field, but not for the IP address listed as an except.
* set default options (ie: bitfield, header name, etc)
*/
curproxy->options |= PR_O_ORGTO;
free(curproxy->orgto_hdr_name);
curproxy->orgto_hdr_name = strdup(DEF_XORIGINALTO_HDR);
curproxy->orgto_hdr_len = strlen(DEF_XORIGINALTO_HDR);
curproxy->except_xot_net.family = AF_UNSPEC;
/* loop to go through arguments - start at 2, since 0+1 = "option" "originalto" */
cur_arg = 2;
while (*(args[cur_arg])) {
if (strcmp(args[cur_arg], "except") == 0) {
unsigned char mask;
int i;
/* suboption except - needs additional argument for it */
if (*(args[cur_arg+1]) &&
str2net(args[cur_arg+1], 1, &curproxy->except_xot_net.addr.v4.ip, &curproxy->except_xot_net.addr.v4.mask)) {
curproxy->except_xot_net.family = AF_INET;
curproxy->except_xot_net.addr.v4.ip.s_addr &= curproxy->except_xot_net.addr.v4.mask.s_addr;
}
else if (*(args[cur_arg+1]) &&
str62net(args[cur_arg+1], &curproxy->except_xot_net.addr.v6.ip, &mask)) {
curproxy->except_xot_net.family = AF_INET6;
len2mask6(mask, &curproxy->except_xot_net.addr.v6.mask);
for (i = 0; i < 16; i++)
curproxy->except_xot_net.addr.v6.ip.s6_addr[i] &= curproxy->except_xot_net.addr.v6.mask.s6_addr[i];
}
else {
ha_alert("parsing [%s:%d] : '%s %s %s' expects <address>[/mask] as argument.\n",
file, linenum, args[0], args[1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
cur_arg += 2;
} else if (strcmp(args[cur_arg], "header") == 0) {
/* suboption header - needs additional argument for it */
if (*(args[cur_arg+1]) == 0) {
ha_alert("parsing [%s:%d] : '%s %s %s' expects <header_name> as argument.\n",
file, linenum, args[0], args[1], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->orgto_hdr_name);
curproxy->orgto_hdr_name = strdup(args[cur_arg+1]);
curproxy->orgto_hdr_len = strlen(curproxy->orgto_hdr_name);
cur_arg += 2;
} else {
/* unknown suboption - catchall */
ha_alert("parsing [%s:%d] : '%s %s' only supports optional values: 'except' and 'header'.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
} /* end while loop */
}
else {
ha_alert("parsing [%s:%d] : unknown option '%s'.\n", file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
goto out;
}
else if (strcmp(args[0], "default_backend") == 0) {
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a backend name.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->defbe.name);
curproxy->defbe.name = strdup(args[1]);
if (alertif_too_many_args_idx(1, 0, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[0], "redispatch") == 0 || strcmp(args[0], "redisp") == 0) {
ha_alert("parsing [%s:%d] : keyword '%s' directive is not supported anymore since HAProxy 2.1. Use 'option redispatch'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "http-reuse") == 0) {
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "never") == 0) {
/* enable a graceful server shutdown on an HTTP 404 response */
curproxy->options &= ~PR_O_REUSE_MASK;
curproxy->options |= PR_O_REUSE_NEVR;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[1], "safe") == 0) {
/* enable a graceful server shutdown on an HTTP 404 response */
curproxy->options &= ~PR_O_REUSE_MASK;
curproxy->options |= PR_O_REUSE_SAFE;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[1], "aggressive") == 0) {
curproxy->options &= ~PR_O_REUSE_MASK;
curproxy->options |= PR_O_REUSE_AGGR;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[1], "always") == 0) {
/* enable a graceful server shutdown on an HTTP 404 response */
curproxy->options &= ~PR_O_REUSE_MASK;
curproxy->options |= PR_O_REUSE_ALWS;
if (alertif_too_many_args_idx(0, 1, file, linenum, args, &err_code))
goto out;
}
else {
ha_alert("parsing [%s:%d] : '%s' only supports 'never', 'safe', 'aggressive', 'always'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "monitor") == 0) {
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "fail") == 0) {
/* add a condition to fail monitor requests */
if (strcmp(args[2], "if") != 0 && strcmp(args[2], "unless") != 0) {
ha_alert("parsing [%s:%d] : '%s %s' requires either 'if' or 'unless' followed by a condition.\n",
file, linenum, args[0], args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err_code |= warnif_misplaced_monitor(curproxy, file, linenum, "monitor fail");
if ((cond = build_acl_cond(file, linenum, &curproxy->acl, curproxy, (const char **)args + 2, &errmsg)) == NULL) {
ha_alert("parsing [%s:%d] : error detected while parsing a '%s %s' condition : %s.\n",
file, linenum, args[0], args[1], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
LIST_ADDQ(&curproxy->mon_fail_cond, &cond->list);
}
else {
ha_alert("parsing [%s:%d] : '%s' only supports 'fail'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
#ifdef USE_TPROXY
else if (strcmp(args[0], "transparent") == 0) {
/* enable transparent proxy connections */
curproxy->options |= PR_O_TRANSP;
if (alertif_too_many_args(0, file, linenum, args, &err_code))
goto out;
}
#endif
else if (strcmp(args[0], "maxconn") == 0) { /* maxconn */
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], " Maybe you want 'fullconn' instead ?"))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->maxconn = atol(args[1]);
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[0], "backlog") == 0) { /* backlog */
if (warnifnotcap(curproxy, PR_CAP_FE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->backlog = atol(args[1]);
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[0], "fullconn") == 0) { /* fullconn */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], " Maybe you want 'maxconn' instead ?"))
err_code |= ERR_WARN;
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->fullconn = atol(args[1]);
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
}
else if (strcmp(args[0], "grace") == 0) { /* grace time (ms) */
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a time in milliseconds.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
err = parse_time_err(args[1], &val, TIME_UNIT_MS);
if (err == PARSE_TIME_OVER) {
ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to grace time, maximum value is 2147483647 ms (~24.8 days).\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (err == PARSE_TIME_UNDER) {
ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to grace time, minimum non-null value is 1 ms.\n",
file, linenum, args[1]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (err) {
ha_alert("parsing [%s:%d] : unexpected character '%c' in grace time.\n",
file, linenum, *err);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->grace = val;
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
ha_warning("parsing [%s:%d]: the '%s' is deprecated and will be removed in a future version.\n",
file, linenum, args[0]);
}
else if (strcmp(args[0], "dispatch") == 0) { /* dispatch address */
struct sockaddr_storage *sk;
int port1, port2;
if (curproxy->cap & PR_CAP_DEF) {
ha_alert("parsing [%s:%d] : '%s' not allowed in 'defaults' section.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
sk = str2sa_range(args[1], NULL, &port1, &port2, NULL, NULL,
&errmsg, NULL, NULL,
PA_O_RESOLVE | PA_O_PORT_OK | PA_O_PORT_MAND | PA_O_STREAM | PA_O_XPRT | PA_O_CONNECT);
if (!sk) {
ha_alert("parsing [%s:%d] : '%s' : %s\n", file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (alertif_too_many_args(1, file, linenum, args, &err_code))
goto out;
curproxy->dispatch_addr = *sk;
curproxy->options |= PR_O_DISPATCH;
}
else if (strcmp(args[0], "balance") == 0) { /* set balancing with optional algorithm */
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (backend_parse_balance((const char **)args + 1, &errmsg, curproxy) < 0) {
ha_alert("parsing [%s:%d] : %s %s\n", file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "hash-type") == 0) { /* set hashing method */
/**
* The syntax for hash-type config element is
* hash-type {map-based|consistent} [[<algo>] avalanche]
*
* The default hash function is sdbm for map-based and sdbm+avalanche for consistent.
*/
curproxy->lbprm.algo &= ~(BE_LB_HASH_TYPE | BE_LB_HASH_FUNC | BE_LB_HASH_MOD);
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (strcmp(args[1], "consistent") == 0) { /* use consistent hashing */
curproxy->lbprm.algo |= BE_LB_HASH_CONS;
}
else if (strcmp(args[1], "map-based") == 0) { /* use map-based hashing */
curproxy->lbprm.algo |= BE_LB_HASH_MAP;
}
else if (strcmp(args[1], "avalanche") == 0) {
ha_alert("parsing [%s:%d] : experimental feature '%s %s' is not supported anymore, please use '%s map-based sdbm avalanche' instead.\n", file, linenum, args[0], args[1], args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else {
ha_alert("parsing [%s:%d] : '%s' only supports 'consistent' and 'map-based'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* set the hash function to use */
if (!*args[2]) {
/* the default algo is sdbm */
curproxy->lbprm.algo |= BE_LB_HFCN_SDBM;
/* if consistent with no argument, then avalanche modifier is also applied */
if ((curproxy->lbprm.algo & BE_LB_HASH_TYPE) == BE_LB_HASH_CONS)
curproxy->lbprm.algo |= BE_LB_HMOD_AVAL;
} else {
/* set the hash function */
if (strcmp(args[2], "sdbm") == 0) {
curproxy->lbprm.algo |= BE_LB_HFCN_SDBM;
}
else if (strcmp(args[2], "djb2") == 0) {
curproxy->lbprm.algo |= BE_LB_HFCN_DJB2;
}
else if (strcmp(args[2], "wt6") == 0) {
curproxy->lbprm.algo |= BE_LB_HFCN_WT6;
}
else if (strcmp(args[2], "crc32") == 0) {
curproxy->lbprm.algo |= BE_LB_HFCN_CRC32;
}
else {
ha_alert("parsing [%s:%d] : '%s' only supports 'sdbm', 'djb2', 'crc32', or 'wt6' hash functions.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* set the hash modifier */
if (strcmp(args[3], "avalanche") == 0) {
curproxy->lbprm.algo |= BE_LB_HMOD_AVAL;
}
else if (*args[3]) {
ha_alert("parsing [%s:%d] : '%s' only supports 'avalanche' as a modifier for hash functions.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
}
else if (strcmp(args[0], "hash-balance-factor") == 0) {
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->lbprm.hash_balance_factor = atol(args[1]);
if (curproxy->lbprm.hash_balance_factor != 0 && curproxy->lbprm.hash_balance_factor <= 100) {
ha_alert("parsing [%s:%d] : '%s' must be 0 or greater than 100.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "unique-id-format") == 0) {
if (!*(args[1])) {
ha_alert("parsing [%s:%d] : %s expects an argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (*(args[2])) {
ha_alert("parsing [%s:%d] : %s expects only one argument, don't forget to escape spaces!\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->conf.uniqueid_format_string);
curproxy->conf.uniqueid_format_string = strdup(args[1]);
free(curproxy->conf.uif_file);
curproxy->conf.uif_file = strdup(curproxy->conf.args.file);
curproxy->conf.uif_line = curproxy->conf.args.line;
}
else if (strcmp(args[0], "unique-id-header") == 0) {
char *copy;
if (!*(args[1])) {
ha_alert("parsing [%s:%d] : %s expects an argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
copy = strdup(args[1]);
if (copy == NULL) {
ha_alert("parsing [%s:%d] : failed to allocate memory for unique-id-header\n", file, linenum);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
istfree(&curproxy->header_unique_id);
curproxy->header_unique_id = ist(copy);
}
else if (strcmp(args[0], "log-format") == 0) {
if (!*(args[1])) {
ha_alert("parsing [%s:%d] : %s expects an argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (*(args[2])) {
ha_alert("parsing [%s:%d] : %s expects only one argument, don't forget to escape spaces!\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (curproxy->conf.logformat_string && curproxy->cap & PR_CAP_DEF) {
char *oldlogformat = "log-format";
if (curproxy->conf.logformat_string == default_http_log_format)
oldlogformat = "option httplog";
else if (curproxy->conf.logformat_string == default_tcp_log_format)
oldlogformat = "option tcplog";
else if (curproxy->conf.logformat_string == clf_http_log_format)
oldlogformat = "option httplog clf";
ha_warning("parsing [%s:%d]: 'log-format' overrides previous '%s' in 'defaults' section.\n",
file, linenum, oldlogformat);
}
if (curproxy->conf.logformat_string != default_http_log_format &&
curproxy->conf.logformat_string != default_tcp_log_format &&
curproxy->conf.logformat_string != clf_http_log_format)
free(curproxy->conf.logformat_string);
curproxy->conf.logformat_string = strdup(args[1]);
free(curproxy->conf.lfs_file);
curproxy->conf.lfs_file = strdup(curproxy->conf.args.file);
curproxy->conf.lfs_line = curproxy->conf.args.line;
/* get a chance to improve log-format error reporting by
* reporting the correct line-number when possible.
*/
if (!(curproxy->cap & PR_CAP_DEF) && !(curproxy->cap & PR_CAP_FE)) {
ha_warning("parsing [%s:%d] : backend '%s' : 'log-format' directive is ignored in backends.\n",
file, linenum, curproxy->id);
err_code |= ERR_WARN;
}
}
else if (strcmp(args[0], "log-format-sd") == 0) {
if (!*(args[1])) {
ha_alert("parsing [%s:%d] : %s expects an argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (*(args[2])) {
ha_alert("parsing [%s:%d] : %s expects only one argument, don't forget to escape spaces!\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (curproxy->conf.logformat_sd_string != default_rfc5424_sd_log_format)
free(curproxy->conf.logformat_sd_string);
curproxy->conf.logformat_sd_string = strdup(args[1]);
free(curproxy->conf.lfsd_file);
curproxy->conf.lfsd_file = strdup(curproxy->conf.args.file);
curproxy->conf.lfsd_line = curproxy->conf.args.line;
/* get a chance to improve log-format-sd error reporting by
* reporting the correct line-number when possible.
*/
if (!(curproxy->cap & PR_CAP_DEF) && !(curproxy->cap & PR_CAP_FE)) {
ha_warning("parsing [%s:%d] : backend '%s' : 'log-format-sd' directive is ignored in backends.\n",
file, linenum, curproxy->id);
err_code |= ERR_WARN;
}
}
else if (strcmp(args[0], "log-tag") == 0) { /* tag to report to syslog */
if (*(args[1]) == 0) {
ha_alert("parsing [%s:%d] : '%s' expects a tag for use in syslog.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
chunk_destroy(&curproxy->log_tag);
chunk_initlen(&curproxy->log_tag, strdup(args[1]), strlen(args[1]), strlen(args[1]));
if (b_orig(&curproxy->log_tag) == NULL) {
chunk_destroy(&curproxy->log_tag);
ha_alert("parsing [%s:%d]: cannot allocate memory for '%s'.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "log") == 0) { /* "no log" or "log ..." */
if (!parse_logsrv(args, &curproxy->logsrvs, (kwm == KWM_NO), &errmsg)) {
ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "source") == 0) { /* address to which we bind when connecting */
int cur_arg;
int port1, port2;
struct sockaddr_storage *sk;
if (warnifnotcap(curproxy, PR_CAP_BE, file, linenum, args[0], NULL))
err_code |= ERR_WARN;
if (!*args[1]) {
ha_alert("parsing [%s:%d] : '%s' expects <addr>[:<port>], and optionally '%s' <addr>, and '%s' <name>.\n",
file, linenum, "source", "usesrc", "interface");
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
/* we must first clear any optional default setting */
curproxy->conn_src.opts &= ~CO_SRC_TPROXY_MASK;
ha_free(&curproxy->conn_src.iface_name);
curproxy->conn_src.iface_len = 0;
sk = str2sa_range(args[1], NULL, &port1, &port2, NULL, NULL,
&errmsg, NULL, NULL, PA_O_RESOLVE | PA_O_PORT_OK | PA_O_STREAM | PA_O_CONNECT);
if (!sk) {
ha_alert("parsing [%s:%d] : '%s %s' : %s\n",
file, linenum, args[0], args[1], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->conn_src.source_addr = *sk;
curproxy->conn_src.opts |= CO_SRC_BIND;
cur_arg = 2;
while (*(args[cur_arg])) {
if (strcmp(args[cur_arg], "usesrc") == 0) { /* address to use outside */
#if defined(CONFIG_HAP_TRANSPARENT)
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d] : '%s' expects <addr>[:<port>], 'client', or 'clientip' as argument.\n",
file, linenum, "usesrc");
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (strcmp(args[cur_arg + 1], "client") == 0) {
curproxy->conn_src.opts &= ~CO_SRC_TPROXY_MASK;
curproxy->conn_src.opts |= CO_SRC_TPROXY_CLI;
} else if (strcmp(args[cur_arg + 1], "clientip") == 0) {
curproxy->conn_src.opts &= ~CO_SRC_TPROXY_MASK;
curproxy->conn_src.opts |= CO_SRC_TPROXY_CIP;
} else if (!strncmp(args[cur_arg + 1], "hdr_ip(", 7)) {
char *name, *end;
name = args[cur_arg+1] + 7;
while (isspace((unsigned char)*name))
name++;
end = name;
while (*end && !isspace((unsigned char)*end) && *end != ',' && *end != ')')
end++;
curproxy->conn_src.opts &= ~CO_SRC_TPROXY_MASK;
curproxy->conn_src.opts |= CO_SRC_TPROXY_DYN;
free(curproxy->conn_src.bind_hdr_name);
curproxy->conn_src.bind_hdr_name = calloc(1, end - name + 1);
curproxy->conn_src.bind_hdr_len = end - name;
memcpy(curproxy->conn_src.bind_hdr_name, name, end - name);
curproxy->conn_src.bind_hdr_name[end-name] = '\0';
curproxy->conn_src.bind_hdr_occ = -1;
/* now look for an occurrence number */
while (isspace((unsigned char)*end))
end++;
if (*end == ',') {
end++;
name = end;
if (*end == '-')
end++;
while (isdigit((unsigned char)*end))
end++;
curproxy->conn_src.bind_hdr_occ = strl2ic(name, end-name);
}
if (curproxy->conn_src.bind_hdr_occ < -MAX_HDR_HISTORY) {
ha_alert("parsing [%s:%d] : usesrc hdr_ip(name,num) does not support negative"
" occurrences values smaller than %d.\n",
file, linenum, MAX_HDR_HISTORY);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
} else {
struct sockaddr_storage *sk;
sk = str2sa_range(args[cur_arg + 1], NULL, &port1, &port2, NULL, NULL,
&errmsg, NULL, NULL, PA_O_RESOLVE | PA_O_PORT_OK | PA_O_STREAM | PA_O_CONNECT);
if (!sk) {
ha_alert("parsing [%s:%d] : '%s %s' : %s\n",
file, linenum, args[cur_arg], args[cur_arg+1], errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
curproxy->conn_src.tproxy_addr = *sk;
curproxy->conn_src.opts |= CO_SRC_TPROXY_ADDR;
}
global.last_checks |= LSTCHK_NETADM;
#else /* no TPROXY support */
ha_alert("parsing [%s:%d] : '%s' not allowed here because support for TPROXY was not compiled in.\n",
file, linenum, "usesrc");
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
#endif
cur_arg += 2;
continue;
}
if (strcmp(args[cur_arg], "interface") == 0) { /* specifically bind to this interface */
#ifdef SO_BINDTODEVICE
if (!*args[cur_arg + 1]) {
ha_alert("parsing [%s:%d] : '%s' : missing interface name.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
free(curproxy->conn_src.iface_name);
curproxy->conn_src.iface_name = strdup(args[cur_arg + 1]);
curproxy->conn_src.iface_len = strlen(curproxy->conn_src.iface_name);
global.last_checks |= LSTCHK_NETADM;
#else
ha_alert("parsing [%s:%d] : '%s' : '%s' option not implemented.\n",
file, linenum, args[0], args[cur_arg]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
#endif
cur_arg += 2;
continue;
}
ha_alert("parsing [%s:%d] : '%s' only supports optional keywords '%s' and '%s'.\n",
file, linenum, args[0], "interface", "usesrc");
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
}
else if (strcmp(args[0], "usesrc") == 0) { /* address to use outside: needs "source" first */
ha_alert("parsing [%s:%d] : '%s' only allowed after a '%s' statement.\n",
file, linenum, "usesrc", "source");
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "cliexp") == 0 || strcmp(args[0], "reqrep") == 0) { /* replace request header from a regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request replace-path', 'http-request replace-uri' or 'http-request replace-header' instead.\n",
file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqdel") == 0) { /* delete request header from a regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request del-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqdeny") == 0) { /* deny a request if a header matches this regex */
ha_alert("parsing [%s:%d] : The '%s' not supported anymore since HAProxy 2.1. "
"Use 'http-request deny' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqpass") == 0) { /* pass this header without allowing or denying the request */
ha_alert("parsing [%s:%d] : The '%s' not supported anymore since HAProxy 2.1.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqallow") == 0) { /* allow a request if a header matches this regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request allow' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqtarpit") == 0) { /* tarpit a request if a header matches this regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request tarpit' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqirep") == 0) { /* replace request header from a regex, ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request replace-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqidel") == 0) { /* delete request header from a regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request del-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqideny") == 0) { /* deny a request if a header matches this regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request deny' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqipass") == 0) { /* pass this header without allowing or denying the request */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqiallow") == 0) { /* allow a request if a header matches this regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request allow' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqitarpit") == 0) { /* tarpit a request if a header matches this regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request tarpit' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "reqadd") == 0) { /* add request header */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-request add-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "srvexp") == 0 || strcmp(args[0], "rsprep") == 0) { /* replace response header from a regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response replace-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspdel") == 0) { /* delete response header from a regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response del-header' .\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspdeny") == 0) { /* block response header from a regex */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response deny' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspirep") == 0) { /* replace response header from a regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response replace-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspidel") == 0) { /* delete response header from a regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response del-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspideny") == 0) { /* block response header from a regex ignoring case */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response deny' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (strcmp(args[0], "rspadd") == 0) { /* add response header */
ha_alert("parsing [%s:%d] : The '%s' directive is not supported anymore since HAProxy 2.1. "
"Use 'http-response add-header' instead.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else {
struct cfg_kw_list *kwl;
int index;
list_for_each_entry(kwl, &cfg_keywords.list, list) {
for (index = 0; kwl->kw[index].kw != NULL; index++) {
if (kwl->kw[index].section != CFG_LISTEN)
continue;
if (strcmp(kwl->kw[index].kw, args[0]) == 0) {
/* prepare error message just in case */
rc = kwl->kw[index].parse(args, CFG_LISTEN, curproxy, curr_defproxy, file, linenum, &errmsg);
if (rc < 0) {
ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
else if (rc > 0) {
ha_warning("parsing [%s:%d] : %s\n", file, linenum, errmsg);
err_code |= ERR_WARN;
goto out;
}
goto out;
}
}
}
ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
out:
free(errmsg);
return err_code;
}