static void zbx_signal_process_by_type(int proc_type, int proc_num, int flags)
{
int process_num, found = 0, i;
union sigval s;
unsigned char process_type;
s.ZBX_SIVAL_INT = flags;
for (i = 0; i < threads_num; i++)
{
if (FAIL == get_process_info_by_thread(i + 1, &process_type, &process_num))
break;
if (proc_type != process_type)
{
/* check if we have already checked processes of target type */
if (1 == found)
break;
continue;
}
if (0 != proc_num && proc_num != process_num)
continue;
found = 1;
if (-1 != sigqueue(threads[i], SIGUSR1, s))
{
zabbix_log(LOG_LEVEL_DEBUG, "the signal was redirected to \"%s\" process"
" pid:%d", get_process_type_string(process_type), threads[i]);
}
else
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: %s", zbx_strerror(errno));
}
if (0 == found)
{
if (0 == proc_num)
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal:"
" \"%s\" process does not exist",
get_process_type_string(proc_type));
}
else
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal:"
" \"%s #%d\" process does not exist",
get_process_type_string(proc_type), proc_num);
}
}
}
/******************************************************************************
* *
* Function: user1_signal_handler *
* *
* Purpose: handle user signal SIGUSR1 *
* *
******************************************************************************/
static void user1_signal_handler(int sig, siginfo_t *siginfo, void *context)
{
#ifdef HAVE_SIGQUEUE
int flags, process_num, found = 0, i;
union sigval s;
unsigned char process_type;
#endif
SIG_CHECK_PARAMS(sig, siginfo, context);
zabbix_log(LOG_LEVEL_DEBUG, "Got signal [signal:%d(%s),sender_pid:%d,sender_uid:%d,value_int:%d(0x%08x)].",
sig, get_signal_name(sig),
SIG_CHECKED_FIELD(siginfo, si_pid),
SIG_CHECKED_FIELD(siginfo, si_uid),
SIG_CHECKED_FIELD(siginfo, si_value.ZBX_SIVAL_INT),
SIG_CHECKED_FIELD(siginfo, si_value.ZBX_SIVAL_INT));
#ifdef HAVE_SIGQUEUE
flags = SIG_CHECKED_FIELD(siginfo, si_value.ZBX_SIVAL_INT);
if (!SIG_PARENT_PROCESS)
{
common_sigusr_handler(flags);
}
else if (NULL == threads)
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: shutdown in progress");
}
else if (ZBX_RTC_CONFIG_CACHE_RELOAD == ZBX_RTC_GET_MSG(flags))
{
extern unsigned char daemon_type;
if (0 != (daemon_type & ZBX_DAEMON_TYPE_PROXY_PASSIVE))
{
zabbix_log(LOG_LEVEL_WARNING, "forced reloading of the configuration cache"
" cannot be performed for a passive proxy");
return;
}
for (i = 0; i < threads_num; i++)
{
if (FAIL == get_process_info_by_thread(i + 1, &process_type, &process_num))
continue;
if (ZBX_PROCESS_TYPE_CONFSYNCER == process_type)
break;
}
if (i != threads_num)
{
s.ZBX_SIVAL_INT = flags;
if (-1 != sigqueue(threads[i], SIGUSR1, s))
zabbix_log(LOG_LEVEL_DEBUG, "the signal was redirected to the configuration syncer");
else
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: %s", zbx_strerror(errno));
}
else
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal to configuration syncer: process not found");
}
else if (ZBX_RTC_LOG_LEVEL_INCREASE == ZBX_RTC_GET_MSG(flags) ||
ZBX_RTC_LOG_LEVEL_DECREASE == ZBX_RTC_GET_MSG(flags))
{
s.ZBX_SIVAL_INT = flags;
if ((ZBX_RTC_LOG_SCOPE_FLAG | ZBX_RTC_LOG_SCOPE_PID) == ZBX_RTC_GET_SCOPE(flags))
{
for (i = 0; i < threads_num; i++)
{
if (0 != ZBX_RTC_GET_DATA(flags) && threads[i] != ZBX_RTC_GET_DATA(flags))
continue;
found = 1;
if (-1 != sigqueue(threads[i], SIGUSR1, s))
{
zabbix_log(LOG_LEVEL_DEBUG, "the signal was redirected to process pid:%d",
threads[i]);
}
else
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: %s", zbx_strerror(errno));
}
if (0 != ZBX_RTC_GET_DATA(flags) && 0 == found)
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: process pid:%d is not a Zabbix child"
" process", ZBX_RTC_GET_DATA(flags));
}
}
else
{
for (i = 0; i < threads_num; i++)
{
if (FAIL == get_process_info_by_thread(i + 1, &process_type, &process_num))
break;
if (ZBX_RTC_GET_SCOPE(flags) != process_type)
{
/* check if we have already checked processes of target type */
if (1 == found)
break;
continue;
}
if (0 != ZBX_RTC_GET_DATA(flags) && ZBX_RTC_GET_DATA(flags) != process_num)
continue;
found = 1;
if (-1 != sigqueue(threads[i], SIGUSR1, s))
{
zabbix_log(LOG_LEVEL_DEBUG, "the signal was redirected to \"%s\" process"
" pid:%d", get_process_type_string(process_type), threads[i]);
}
else
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal: %s", zbx_strerror(errno));
}
if (0 == found)
{
if (0 == ZBX_RTC_GET_DATA(flags))
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal:"
" \"%s\" process does not exist",
get_process_type_string(ZBX_RTC_GET_SCOPE(flags)));
}
else
{
zabbix_log(LOG_LEVEL_ERR, "cannot redirect signal:"
" \"%s #%d\" process does not exist",
get_process_type_string(ZBX_RTC_GET_SCOPE(flags)),
ZBX_RTC_GET_DATA(flags));
}
}
}
}
#endif
}
int MAIN_ZABBIX_ENTRY(int flags)
{
zbx_socket_t listen_sock;
char *error = NULL;
int i, db_type;
if (0 != (flags & ZBX_TASK_FLAG_FOREGROUND))
{
printf("Starting Zabbix Server. Zabbix %s (revision %s).\nPress Ctrl+C to exit.\n\n",
ZABBIX_VERSION, ZABBIX_REVISION);
}
if (SUCCEED != zbx_locks_create(&error))
{
zbx_error("cannot create locks: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != zabbix_open_log(CONFIG_LOG_TYPE, CONFIG_LOG_LEVEL, CONFIG_LOG_FILE, &error))
{
zbx_error("cannot open log: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
#ifdef HAVE_NETSNMP
# define SNMP_FEATURE_STATUS "YES"
#else
# define SNMP_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_OPENIPMI
# define IPMI_FEATURE_STATUS "YES"
#else
# define IPMI_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_LIBCURL
# define LIBCURL_FEATURE_STATUS "YES"
#else
# define LIBCURL_FEATURE_STATUS " NO"
#endif
#if defined(HAVE_LIBCURL) && defined(HAVE_LIBXML2)
# define VMWARE_FEATURE_STATUS "YES"
#else
# define VMWARE_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_SMTP_AUTHENTICATION
# define SMTP_AUTH_FEATURE_STATUS "YES"
#else
# define SMTP_AUTH_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_JABBER
# define JABBER_FEATURE_STATUS "YES"
#else
# define JABBER_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_UNIXODBC
# define ODBC_FEATURE_STATUS "YES"
#else
# define ODBC_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_SSH2
# define SSH2_FEATURE_STATUS "YES"
#else
# define SSH2_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_IPV6
# define IPV6_FEATURE_STATUS "YES"
#else
# define IPV6_FEATURE_STATUS " NO"
#endif
#if defined(HAVE_POLARSSL) || defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
# define TLS_FEATURE_STATUS "YES"
#else
# define TLS_FEATURE_STATUS " NO"
#endif
zabbix_log(LOG_LEVEL_INFORMATION, "Starting Zabbix Server. Zabbix %s (revision %s).",
ZABBIX_VERSION, ZABBIX_REVISION);
zabbix_log(LOG_LEVEL_INFORMATION, "****** Enabled features ******");
zabbix_log(LOG_LEVEL_INFORMATION, "SNMP monitoring: " SNMP_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "IPMI monitoring: " IPMI_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "Web monitoring: " LIBCURL_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "VMware monitoring: " VMWARE_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "SMTP authentication: " SMTP_AUTH_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "Jabber notifications: " JABBER_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "Ez Texting notifications: " LIBCURL_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "ODBC: " ODBC_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "SSH2 support: " SSH2_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "IPv6 support: " IPV6_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "TLS support: " TLS_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "******************************");
zabbix_log(LOG_LEVEL_INFORMATION, "using configuration file: %s", CONFIG_FILE);
#if defined(HAVE_POLARSSL) || defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
if (SUCCEED != zbx_coredump_disable())
{
zabbix_log(LOG_LEVEL_CRIT, "cannot disable core dump, exiting...");
exit(EXIT_FAILURE);
}
#endif
if (FAIL == zbx_load_modules(CONFIG_LOAD_MODULE_PATH, CONFIG_LOAD_MODULE, CONFIG_TIMEOUT, 1))
{
zabbix_log(LOG_LEVEL_CRIT, "loading modules failed, exiting...");
exit(EXIT_FAILURE);
}
zbx_free_config();
if (SUCCEED != init_database_cache(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize database cache: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != init_configuration_cache(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize configuration cache: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != init_selfmon_collector(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize self-monitoring: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (0 != CONFIG_VMWARE_FORKS && SUCCEED != zbx_vmware_init(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize VMware cache: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != zbx_vc_init(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize history value cache: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != zbx_create_itservices_lock(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot create IT services lock: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (SUCCEED != zbx_history_init(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize history storage: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (FAIL == zbx_export_init(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot initialize export: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
if (ZBX_DB_UNKNOWN == (db_type = zbx_db_get_database_type()))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot use database \"%s\": database is not a Zabbix database",
CONFIG_DBNAME);
exit(EXIT_FAILURE);
}
else if (ZBX_DB_SERVER != db_type)
{
zabbix_log(LOG_LEVEL_CRIT, "cannot use database \"%s\": its \"users\" table is empty (is this the"
" Zabbix proxy database?)", CONFIG_DBNAME);
exit(EXIT_FAILURE);
}
if (SUCCEED != DBcheck_version())
exit(EXIT_FAILURE);
DBconnect(ZBX_DB_CONNECT_NORMAL);
/* make initial configuration sync before worker processes are forked */
DCsync_configuration(ZBX_DBSYNC_INIT);
if (SUCCEED != zbx_check_postinit_tasks(&error))
{
zabbix_log(LOG_LEVEL_CRIT, "cannot complete post initialization tasks: %s", error);
zbx_free(error);
exit(EXIT_FAILURE);
}
/* update maintenance states */
zbx_dc_update_maintenances();
DBclose();
zbx_vc_enable();
threads_num = CONFIG_CONFSYNCER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_TRAPPER_FORKS + CONFIG_PINGER_FORKS
+ CONFIG_ALERTER_FORKS + CONFIG_HOUSEKEEPER_FORKS + CONFIG_TIMER_FORKS
+ CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS + CONFIG_HISTSYNCER_FORKS
+ CONFIG_ESCALATOR_FORKS + CONFIG_IPMIPOLLER_FORKS + CONFIG_JAVAPOLLER_FORKS
+ CONFIG_SNMPTRAPPER_FORKS + CONFIG_PROXYPOLLER_FORKS + CONFIG_SELFMON_FORKS
+ CONFIG_VMWARE_FORKS + CONFIG_TASKMANAGER_FORKS + CONFIG_IPMIMANAGER_FORKS
+ CONFIG_ALERTMANAGER_FORKS + CONFIG_PREPROCMAN_FORKS + CONFIG_PREPROCESSOR_FORKS
+ CONFIG_LLDMANAGER_FORKS + CONFIG_LLDWORKER_FORKS;
threads = (pid_t *)zbx_calloc(threads, threads_num, sizeof(pid_t));
if (0 != CONFIG_TRAPPER_FORKS)
{
if (FAIL == zbx_tcp_listen(&listen_sock, CONFIG_LISTEN_IP, (unsigned short)CONFIG_LISTEN_PORT))
{
zabbix_log(LOG_LEVEL_CRIT, "listener failed: %s", zbx_socket_strerror());
exit(EXIT_FAILURE);
}
}
#if defined(HAVE_POLARSSL) || defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
zbx_tls_init_parent();
#endif
zabbix_log(LOG_LEVEL_INFORMATION, "server #0 started [main process]");
for (i = 0; i < threads_num; i++)
{
zbx_thread_args_t thread_args;
unsigned char poller_type;
if (FAIL == get_process_info_by_thread(i + 1, &thread_args.process_type, &thread_args.process_num))
{
THIS_SHOULD_NEVER_HAPPEN;
exit(EXIT_FAILURE);
}
thread_args.server_num = i + 1;
thread_args.args = NULL;
switch (thread_args.process_type)
{
case ZBX_PROCESS_TYPE_CONFSYNCER:
zbx_thread_start(dbconfig_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_POLLER:
poller_type = ZBX_POLLER_TYPE_NORMAL;
thread_args.args = &poller_type;
zbx_thread_start(poller_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_UNREACHABLE:
poller_type = ZBX_POLLER_TYPE_UNREACHABLE;
thread_args.args = &poller_type;
zbx_thread_start(poller_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_TRAPPER:
thread_args.args = &listen_sock;
zbx_thread_start(trapper_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_PINGER:
zbx_thread_start(pinger_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_ALERTER:
zbx_thread_start(alerter_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_HOUSEKEEPER:
zbx_thread_start(housekeeper_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_TIMER:
zbx_thread_start(timer_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_HTTPPOLLER:
zbx_thread_start(httppoller_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_DISCOVERER:
zbx_thread_start(discoverer_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_HISTSYNCER:
zbx_thread_start(dbsyncer_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_ESCALATOR:
zbx_thread_start(escalator_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_JAVAPOLLER:
poller_type = ZBX_POLLER_TYPE_JAVA;
thread_args.args = &poller_type;
zbx_thread_start(poller_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_SNMPTRAPPER:
zbx_thread_start(snmptrapper_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_PROXYPOLLER:
zbx_thread_start(proxypoller_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_SELFMON:
zbx_thread_start(selfmon_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_VMWARE:
zbx_thread_start(vmware_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_TASKMANAGER:
zbx_thread_start(taskmanager_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_PREPROCMAN:
zbx_thread_start(preprocessing_manager_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_PREPROCESSOR:
zbx_thread_start(preprocessing_worker_thread, &thread_args, &threads[i]);
break;
#ifdef HAVE_OPENIPMI
case ZBX_PROCESS_TYPE_IPMIMANAGER:
zbx_thread_start(ipmi_manager_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_IPMIPOLLER:
zbx_thread_start(ipmi_poller_thread, &thread_args, &threads[i]);
break;
#endif
case ZBX_PROCESS_TYPE_ALERTMANAGER:
zbx_thread_start(alert_manager_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_LLDMANAGER:
zbx_thread_start(lld_manager_thread, &thread_args, &threads[i]);
break;
case ZBX_PROCESS_TYPE_LLDWORKER:
zbx_thread_start(lld_worker_thread, &thread_args, &threads[i]);
break;
}
}
if (SUCCEED == zbx_is_export_enabled())
{
zbx_history_export_init("main-process", 0);
zbx_problems_export_init("main-process", 0);
}
while (-1 == wait(&i)) /* wait for any child to exit */
{
if (EINTR != errno)
{
zabbix_log(LOG_LEVEL_ERR, "failed to wait on child processes: %s", zbx_strerror(errno));
break;
}
}
/* all exiting child processes should be caught by signal handlers */
THIS_SHOULD_NEVER_HAPPEN;
zbx_on_exit();
return SUCCEED;
}
int MAIN_ZABBIX_ENTRY()
{
zbx_sock_t listen_sock;
int i, db_type;
if (NULL == CONFIG_LOG_FILE || '\0' == *CONFIG_LOG_FILE)
zabbix_open_log(LOG_TYPE_SYSLOG, CONFIG_LOG_LEVEL, NULL);
else
zabbix_open_log(LOG_TYPE_FILE, CONFIG_LOG_LEVEL, CONFIG_LOG_FILE);
#ifdef HAVE_NETSNMP
# define SNMP_FEATURE_STATUS "YES"
#else
# define SNMP_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_OPENIPMI
# define IPMI_FEATURE_STATUS "YES"
#else
# define IPMI_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_LIBCURL
# define LIBCURL_FEATURE_STATUS "YES"
#else
# define LIBCURL_FEATURE_STATUS " NO"
#endif
#if defined(HAVE_LIBXML2) && defined(HAVE_LIBCURL)
# define VMWARE_FEATURE_STATUS "YES"
#else
# define VMWARE_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_UNIXODBC
# define ODBC_FEATURE_STATUS "YES"
#else
# define ODBC_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_SSH2
# define SSH2_FEATURE_STATUS "YES"
#else
# define SSH2_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_IPV6
# define IPV6_FEATURE_STATUS "YES"
#else
# define IPV6_FEATURE_STATUS " NO"
#endif
zabbix_log(LOG_LEVEL_INFORMATION, "Starting Zabbix Proxy (%s) [%s]. Zabbix %s (revision %s).",
ZBX_PROXYMODE_PASSIVE == CONFIG_PROXYMODE ? "passive" : "active",
CONFIG_HOSTNAME, ZABBIX_VERSION, ZABBIX_REVISION);
zabbix_log(LOG_LEVEL_INFORMATION, "**** Enabled features ****");
zabbix_log(LOG_LEVEL_INFORMATION, "SNMP monitoring: " SNMP_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "IPMI monitoring: " IPMI_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "WEB monitoring: " LIBCURL_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "VMware monitoring: " VMWARE_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "ODBC: " ODBC_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "SSH2 support: " SSH2_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "IPv6 support: " IPV6_FEATURE_STATUS);
zabbix_log(LOG_LEVEL_INFORMATION, "**************************");
zabbix_log(LOG_LEVEL_INFORMATION, "using configuration file: %s", CONFIG_FILE);
if (FAIL == load_modules(CONFIG_LOAD_MODULE_PATH, CONFIG_LOAD_MODULE, CONFIG_TIMEOUT, 1))
{
zabbix_log(LOG_LEVEL_CRIT, "loading modules failed, exiting...");
exit(EXIT_FAILURE);
}
zbx_free_config();
init_database_cache();
init_configuration_cache();
init_selfmon_collector();
/* initialize vmware support */
if (0 != CONFIG_VMWARE_FORKS)
zbx_vmware_init();
DBinit();
if (ZBX_DB_UNKNOWN == (db_type = zbx_db_get_database_type()))
{
zabbix_log(LOG_LEVEL_ERR, "cannot use database \"%s\": database is not a Zabbix database",
CONFIG_DBNAME);
exit(EXIT_FAILURE);
}
else if (ZBX_DB_PROXY != db_type)
{
zabbix_log(LOG_LEVEL_ERR, "cannot use database \"%s\": Zabbix proxy cannot work with a"
" Zabbix server database", CONFIG_DBNAME);
exit(EXIT_FAILURE);
}
if (SUCCEED != DBcheck_version())
exit(EXIT_FAILURE);
DBconnect(ZBX_DB_CONNECT_NORMAL);
DCsync_configuration();
DBclose();
threads_num = CONFIG_CONFSYNCER_FORKS + CONFIG_HEARTBEAT_FORKS + CONFIG_DATASENDER_FORKS
+ CONFIG_POLLER_FORKS + CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_TRAPPER_FORKS
+ CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS + CONFIG_HTTPPOLLER_FORKS
+ CONFIG_DISCOVERER_FORKS + CONFIG_HISTSYNCER_FORKS + CONFIG_IPMIPOLLER_FORKS
+ CONFIG_JAVAPOLLER_FORKS + CONFIG_SNMPTRAPPER_FORKS + CONFIG_SELFMON_FORKS
+ CONFIG_VMWARE_FORKS;
threads = zbx_calloc(threads, threads_num, sizeof(pid_t));
if (0 != CONFIG_TRAPPER_FORKS)
{
if (FAIL == zbx_tcp_listen(&listen_sock, CONFIG_LISTEN_IP, (unsigned short)CONFIG_LISTEN_PORT))
{
zabbix_log(LOG_LEVEL_CRIT, "listener failed: %s", zbx_tcp_strerror());
exit(EXIT_FAILURE);
}
}
zabbix_log(LOG_LEVEL_INFORMATION, "proxy #0 started [main process]");
for (i = 0; i < threads_num; i++)
{
zbx_thread_args_t thread_args;
unsigned char poller_type;
if (FAIL == get_process_info_by_thread(i + 1, &thread_args.process_type, &thread_args.process_num))
{
THIS_SHOULD_NEVER_HAPPEN;
exit(EXIT_FAILURE);
}
thread_args.server_num = i + 1;
thread_args.args = NULL;
switch (thread_args.process_type)
{
case ZBX_PROCESS_TYPE_CONFSYNCER:
threads[i] = zbx_thread_start(proxyconfig_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_HEARTBEAT:
threads[i] = zbx_thread_start(heart_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_DATASENDER:
threads[i] = zbx_thread_start(datasender_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_POLLER:
poller_type = ZBX_PROCESS_TYPE_POLLER;
thread_args.args = &poller_type;
threads[i] = zbx_thread_start(poller_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_UNREACHABLE:
poller_type = ZBX_PROCESS_TYPE_UNREACHABLE;
thread_args.args = &poller_type;
threads[i] = zbx_thread_start(poller_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_TRAPPER:
thread_args.args = &listen_sock;
threads[i] = zbx_thread_start(trapper_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_PINGER:
threads[i] = zbx_thread_start(pinger_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_HOUSEKEEPER:
threads[i] = zbx_thread_start(housekeeper_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_HTTPPOLLER:
threads[i] = zbx_thread_start(httppoller_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_DISCOVERER:
threads[i] = zbx_thread_start(discoverer_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_HISTSYNCER:
threads[i] = zbx_thread_start(dbsyncer_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_IPMIPOLLER:
poller_type = ZBX_PROCESS_TYPE_IPMIPOLLER;
thread_args.args = &poller_type;
threads[i] = zbx_thread_start(poller_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_JAVAPOLLER:
poller_type = ZBX_PROCESS_TYPE_JAVAPOLLER;
thread_args.args = &poller_type;
threads[i] = zbx_thread_start(poller_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_SNMPTRAPPER:
threads[i] = zbx_thread_start(snmptrapper_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_SELFMON:
threads[i] = zbx_thread_start(selfmon_thread, &thread_args);
break;
case ZBX_PROCESS_TYPE_VMWARE:
threads[i] = zbx_thread_start(vmware_thread, &thread_args);
break;
}
}
while (-1 == wait(&i)) /* wait for any child to exit */
{
if (EINTR != errno)
{
zabbix_log(LOG_LEVEL_ERR, "failed to wait on child processes: %s", zbx_strerror(errno));
break;
}
}
/* all exiting child processes should be caught by signal handlers */
THIS_SHOULD_NEVER_HAPPEN;
zbx_on_exit();
return SUCCEED;
}
