int MAIN_ZABBIX_ENTRY(void)
{
int i;
pid_t pid;
zbx_sock_t listen_sock;
int server_num = 0;
if(CONFIG_LOG_FILE == NULL)
{
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_SNMP
# define SNMP_FEATURE_STATUS "YES"
#else
# define SNMP_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_LIBCURL
# define LIBCURL_FEATURE_STATUS "YES"
#else
# define LIBCURL_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_ODBC
# define ODBC_FEATURE_STATUS "YES"
#else
# define ODBC_FEATURE_STATUS " NO"
#endif
#ifdef HAVE_IPV6
# define IPV6_FEATURE_STATUS "YES"
#else
# define IPV6_FEATURE_STATUS " NO"
#endif
zabbix_log( LOG_LEVEL_WARNING, "Starting zabbix_proxy. ZABBIX %s (revision %s).",
ZABBIX_VERSION,
ZABBIX_REVISION);
zabbix_log( LOG_LEVEL_WARNING, "**** Enabled features ****");
zabbix_log( LOG_LEVEL_WARNING, "SNMP monitoring: " SNMP_FEATURE_STATUS );
zabbix_log( LOG_LEVEL_WARNING, "WEB monitoring: " LIBCURL_FEATURE_STATUS );
zabbix_log( LOG_LEVEL_WARNING, "ODBC: " ODBC_FEATURE_STATUS );
zabbix_log( LOG_LEVEL_WARNING, "IPv6 support: " IPV6_FEATURE_STATUS );
zabbix_log( LOG_LEVEL_WARNING, "**************************");
#ifdef HAVE_SQLITE3
if(ZBX_MUTEX_ERROR == php_sem_get(&sqlite_access, CONFIG_DBNAME))
{
zbx_error("Unable to create mutex for sqlite");
exit(FAIL);
}
#endif /* HAVE_SQLITE3 */
DBinit();
init_database_cache(ZBX_PROCESS_PROXY);
threads = calloc(1 + CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS
+ CONFIG_DBSYNCER_FORKS + CONFIG_IPMIPOLLER_FORKS, sizeof(pid_t));
if (CONFIG_TRAPPERD_FORKS > 0) {
if (FAIL == zbx_tcp_listen(&listen_sock, CONFIG_LISTEN_IP, (unsigned short)CONFIG_LISTEN_PORT)) {
zabbix_log(LOG_LEVEL_CRIT, "Listener failed with error: %s.", zbx_tcp_strerror());
exit(1);
}
}
for ( i = 1;
i <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS
+ CONFIG_DBSYNCER_FORKS + CONFIG_IPMIPOLLER_FORKS;
i++)
{
if ((pid = zbx_fork()) == 0) {
server_num = i;
break;
} else
threads[i] = pid;
}
/* Main process */
if (server_num == 0) {
init_main_process();
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Heartbeat sender]",
server_num);
main_heart_loop();
for (;;)
zbx_sleep(3600);
}
if (server_num <= CONFIG_CONFSYNCER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Configuration syncer]",
server_num);
main_proxyconfig_loop(server_num);
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Datasender]",
server_num);
main_datasender_loop();
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS)
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif /* HAVE_SNMP */
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Poller. SNMP:"SNMP_FEATURE_STATUS"]",
server_num);
main_poller_loop(ZBX_PROCESS_PROXY, ZBX_POLLER_TYPE_NORMAL, server_num - (CONFIG_CONFSYNCER_FORKS
+ CONFIG_DATASENDER_FORKS));
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Trapper]",
server_num);
child_trapper_main(ZBX_PROCESS_PROXY, &listen_sock);
}
else if(server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [ICMP pinger]",
server_num);
main_pinger_loop(ZBX_PROCESS_PROXY, server_num - (CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS
+ CONFIG_POLLER_FORKS + CONFIG_TRAPPERD_FORKS));
}
else if(server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Housekeeper]",
server_num);
main_housekeeper_loop();
}
else if(server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS)
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif /* HAVE_SNMP */
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Poller for unreachable hosts. SNMP:"SNMP_FEATURE_STATUS"]",
server_num);
main_poller_loop(ZBX_PROCESS_PROXY, ZBX_POLLER_TYPE_UNREACHABLE, server_num
- (CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS));
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [HTTP Poller]",
server_num);
main_httppoller_loop(ZBX_PROCESS_PROXY, server_num - (CONFIG_CONFSYNCER_FORKS
+ CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS + CONFIG_TRAPPERD_FORKS
+ CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS));
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS)
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif /* HAVE_SNMP */
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [Discoverer. SNMP:"SNMP_FEATURE_STATUS"]",
server_num);
main_discoverer_loop(ZBX_PROCESS_PROXY, server_num - (CONFIG_CONFSYNCER_FORKS
+ CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS + CONFIG_TRAPPERD_FORKS
+ CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS + CONFIG_UNREACHABLE_POLLER_FORKS
+ CONFIG_HTTPPOLLER_FORKS));
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS
+ CONFIG_DBSYNCER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [DB Syncer]",
server_num);
main_dbsyncer_loop();
}
else if (server_num <= CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS
+ CONFIG_DBSYNCER_FORKS + CONFIG_IPMIPOLLER_FORKS)
{
zabbix_log(LOG_LEVEL_WARNING, "server #%d started [IPMI Poller]",
server_num);
main_poller_loop(ZBX_PROCESS_PROXY, ZBX_POLLER_TYPE_IPMI, server_num
- (CONFIG_CONFSYNCER_FORKS + CONFIG_DATASENDER_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_TRAPPERD_FORKS + CONFIG_PINGER_FORKS + CONFIG_HOUSEKEEPER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_HTTPPOLLER_FORKS + CONFIG_DISCOVERER_FORKS
+ CONFIG_DBSYNCER_FORKS));
}
return SUCCEED;
}
int MAIN_ZABBIX_ENTRY()
{
pid_t pid;
zbx_sock_t listen_sock;
int i, proxy_num = 0, proxy_count = 0;
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_SNMP
# 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
#ifdef HAVE_ODBC
# 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, "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, "**************************");
DBinit();
init_database_cache();
init_configuration_cache();
init_selfmon_collector();
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;
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(1);
}
}
for (i = 0; i < threads_num; i++)
{
if (0 == (pid = zbx_child_fork()))
{
proxy_num = i + 1; /* child processes are numbered starting from 1 */
break;
}
else
threads[i] = pid;
}
if (0 == proxy_num)
{
zabbix_log(LOG_LEVEL_INFORMATION, "proxy #0 started [main process]");
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();
}
else if (proxy_num <= (proxy_count += CONFIG_CONFSYNCER_FORKS))
{
/* !!! configuration syncer must be proxy #1 - child_signal_handler() uses threads[0] !!! */
INIT_PROXY(ZBX_PROCESS_TYPE_CONFSYNCER, CONFIG_CONFSYNCER_FORKS);
main_proxyconfig_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_HEARTBEAT_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_HEARTBEAT, CONFIG_HEARTBEAT_FORKS);
main_heart_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_DATASENDER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_DATASENDER, CONFIG_DATASENDER_FORKS);
main_datasender_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_POLLER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_proxy");
#endif
INIT_PROXY(ZBX_PROCESS_TYPE_POLLER, CONFIG_POLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_NORMAL);
}
else if (proxy_num <= (proxy_count += CONFIG_UNREACHABLE_POLLER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_proxy");
#endif
INIT_PROXY(ZBX_PROCESS_TYPE_UNREACHABLE, CONFIG_UNREACHABLE_POLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_UNREACHABLE);
}
else if (proxy_num <= (proxy_count += CONFIG_TRAPPER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_TRAPPER, CONFIG_TRAPPER_FORKS);
main_trapper_loop(&listen_sock);
}
else if (proxy_num <= (proxy_count += CONFIG_PINGER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_PINGER, CONFIG_PINGER_FORKS);
main_pinger_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_HOUSEKEEPER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_HOUSEKEEPER, CONFIG_HOUSEKEEPER_FORKS);
main_housekeeper_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_HTTPPOLLER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_HTTPPOLLER, CONFIG_HTTPPOLLER_FORKS);
main_httppoller_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_DISCOVERER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_proxy");
#endif
INIT_PROXY(ZBX_PROCESS_TYPE_DISCOVERER, CONFIG_DISCOVERER_FORKS);
main_discoverer_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_HISTSYNCER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_HISTSYNCER, CONFIG_HISTSYNCER_FORKS);
main_dbsyncer_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_IPMIPOLLER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_IPMIPOLLER, CONFIG_IPMIPOLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_IPMI);
}
else if (proxy_num <= (proxy_count += CONFIG_JAVAPOLLER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_JAVAPOLLER, CONFIG_JAVAPOLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_JAVA);
}
else if (proxy_num <= (proxy_count += CONFIG_SNMPTRAPPER_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_SNMPTRAPPER, CONFIG_SNMPTRAPPER_FORKS);
main_snmptrapper_loop();
}
else if (proxy_num <= (proxy_count += CONFIG_SELFMON_FORKS))
{
INIT_PROXY(ZBX_PROCESS_TYPE_SELFMON, CONFIG_SELFMON_FORKS);
main_selfmon_loop();
}
return SUCCEED;
}
int MAIN_ZABBIX_ENTRY()
{
DB_RESULT result;
DB_ROW row;
pid_t pid;
zbx_sock_t listen_sock;
int i, server_num = 0, server_count = 0;
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_SNMP
# 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_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
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, "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, "******************************");
if (0 != CONFIG_NODEID)
{
zabbix_log(LOG_LEVEL_INFORMATION, "NodeID: %3d", CONFIG_NODEID);
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();
/* initialize history value cache */
zbx_vc_init();
zbx_create_itservices_lock();
#ifdef HAVE_SQLITE3
zbx_create_sqlite3_mutex();
#endif
if (SUCCEED != DBcheck_version())
exit(EXIT_FAILURE);
DBconnect(ZBX_DB_CONNECT_NORMAL);
if (0 != CONFIG_NODEID)
{
result = DBselect("select masterid from nodes where nodeid=%d", CONFIG_NODEID);
if (NULL != (row = DBfetch(result)) && SUCCEED != DBis_null(row[0]))
CONFIG_MASTER_NODEID = atoi(row[0]);
DBfree_result(result);
}
DCload_config();
/* make initial configuration sync before worker processes are forked */
DCsync_configuration();
DBclose();
if (ZBX_MUTEX_ERROR == zbx_mutex_create_force(&node_sync_access, ZBX_MUTEX_NODE_SYNC))
{
zbx_error("Unable to create mutex for node syncs");
exit(FAIL);
}
threads_num = CONFIG_CONFSYNCER_FORKS + CONFIG_WATCHDOG_FORKS + CONFIG_POLLER_FORKS
+ CONFIG_UNREACHABLE_POLLER_FORKS + CONFIG_TRAPPER_FORKS + CONFIG_PINGER_FORKS
+ CONFIG_ALERTER_FORKS + CONFIG_HOUSEKEEPER_FORKS + CONFIG_TIMER_FORKS
+ CONFIG_NODEWATCHER_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;
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(1);
}
}
for (i = 0; i < threads_num; i++)
{
if (0 == (pid = zbx_child_fork()))
{
server_num = i + 1; /* child processes are numbered starting from 1 */
break;
}
else
threads[i] = pid;
}
if (0 == server_num)
{
zabbix_log(LOG_LEVEL_INFORMATION, "server #0 started [main process]");
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();
}
else if (server_num <= (server_count += CONFIG_CONFSYNCER_FORKS))
{
/* !!! configuration syncer must be server #1 - child_signal_handler() uses threads[0] !!! */
INIT_SERVER(ZBX_PROCESS_TYPE_CONFSYNCER, CONFIG_CONFSYNCER_FORKS);
main_dbconfig_loop();
}
else if (server_num <= (server_count += CONFIG_WATCHDOG_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_WATCHDOG, CONFIG_WATCHDOG_FORKS);
main_watchdog_loop();
}
else if (server_num <= (server_count += CONFIG_POLLER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif
INIT_SERVER(ZBX_PROCESS_TYPE_POLLER, CONFIG_POLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_NORMAL);
}
else if (server_num <= (server_count += CONFIG_UNREACHABLE_POLLER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif
INIT_SERVER(ZBX_PROCESS_TYPE_UNREACHABLE, CONFIG_UNREACHABLE_POLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_UNREACHABLE);
}
else if (server_num <= (server_count += CONFIG_TRAPPER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_TRAPPER, CONFIG_TRAPPER_FORKS);
main_trapper_loop(&listen_sock);
}
else if (server_num <= (server_count += CONFIG_PINGER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_PINGER, CONFIG_PINGER_FORKS);
main_pinger_loop();
}
else if (server_num <= (server_count += CONFIG_ALERTER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_ALERTER, CONFIG_ALERTER_FORKS);
main_alerter_loop();
}
else if (server_num <= (server_count += CONFIG_HOUSEKEEPER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_HOUSEKEEPER, CONFIG_HOUSEKEEPER_FORKS);
main_housekeeper_loop();
}
else if (server_num <= (server_count += CONFIG_TIMER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_TIMER, CONFIG_TIMER_FORKS);
main_timer_loop();
}
else if (server_num <= (server_count += CONFIG_NODEWATCHER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_NODEWATCHER, CONFIG_NODEWATCHER_FORKS);
main_nodewatcher_loop();
}
else if (server_num <= (server_count += CONFIG_HTTPPOLLER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_HTTPPOLLER, CONFIG_HTTPPOLLER_FORKS);
main_httppoller_loop();
}
else if (server_num <= (server_count += CONFIG_DISCOVERER_FORKS))
{
#ifdef HAVE_SNMP
init_snmp("zabbix_server");
#endif
INIT_SERVER(ZBX_PROCESS_TYPE_DISCOVERER, CONFIG_DISCOVERER_FORKS);
main_discoverer_loop();
}
else if (server_num <= (server_count += CONFIG_HISTSYNCER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_HISTSYNCER, CONFIG_HISTSYNCER_FORKS);
main_dbsyncer_loop();
}
else if (server_num <= (server_count += CONFIG_ESCALATOR_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_ESCALATOR, CONFIG_ESCALATOR_FORKS);
main_escalator_loop();
}
else if (server_num <= (server_count += CONFIG_IPMIPOLLER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_IPMIPOLLER, CONFIG_IPMIPOLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_IPMI);
}
else if (server_num <= (server_count += CONFIG_JAVAPOLLER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_JAVAPOLLER, CONFIG_JAVAPOLLER_FORKS);
main_poller_loop(ZBX_POLLER_TYPE_JAVA);
}
else if (server_num <= (server_count += CONFIG_SNMPTRAPPER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_SNMPTRAPPER, CONFIG_SNMPTRAPPER_FORKS);
main_snmptrapper_loop();
}
else if (server_num <= (server_count += CONFIG_PROXYPOLLER_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_PROXYPOLLER, CONFIG_PROXYPOLLER_FORKS);
main_proxypoller_loop();
}
else if (server_num <= (server_count += CONFIG_SELFMON_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_SELFMON, CONFIG_SELFMON_FORKS);
main_selfmon_loop();
}
else if (server_num <= (server_count += CONFIG_VMWARE_FORKS))
{
INIT_SERVER(ZBX_PROCESS_TYPE_VMWARE, CONFIG_VMWARE_FORKS);
main_vmware_loop();
}
return SUCCEED;
}