- correct handling of timeout situations for zabbix_agentd (Alexei)

 - added support for non-syslog logging (Alexei)


git-svn-id: svn://svn.zabbix.com/trunk@336 97f52cf1-0a1b-0410-bd0e-c28be96e8082

4 files changed, 52 insertions, 42 deletions

diff --git a/src/zabbix_agent/zabbix_agentd.c b/src/zabbix_agent/zabbix_agentd.c
index e2e63580..b4b2921c 100644
--- a/src/zabbix_agent/zabbix_agentd.c
+++ b/src/zabbix_agent/zabbix_agentd.c
@@ -42,13 +42,14 @@ int	parent=0;
 /* Number of processed requests */
 int	stats_request=0;
 
-static	char	*CONFIG_HOST_ALLOWED=NULL;
-static	char	*CONFIG_PID_FILE=NULL;
-static	char	*CONFIG_LOG_FILE=NULL;
-static	int	CONFIG_AGENTD_FORKS=AGENTD_FORKS;
-static	int	CONFIG_NOTIMEWAIT=0;
-static	int	CONFIG_TIMEOUT=AGENT_TIMEOUT;
-static	int	CONFIG_LISTEN_PORT=10000;
+static	char	*CONFIG_HOST_ALLOWED		= NULL;
+static	char	*CONFIG_PID_FILE		= NULL;
+static	char	*CONFIG_LOG_FILE		= NULL;
+static	int	CONFIG_AGENTD_FORKS		= AGENTD_FORKS;
+static	int	CONFIG_NOTIMEWAIT		= 0;
+static	int	CONFIG_TIMEOUT			= AGENT_TIMEOUT;
+static	int	CONFIG_LISTEN_PORT		= 10000;
+static	int	CONFIG_LOG_LEVEL		= LOG_LEVEL_WARNING;
 
 void	uninit(void)
 {
@@ -92,6 +93,10 @@ void	signal_handler( int sig )
 		uninit();
 		exit( FAIL );
 	}
+	else if( SIGPIPE == sig)
+	{
+		zabbix_log( LOG_LEVEL_WARNING, "Got SIGPIPE. Where it came from???");
+	}
 	else
 	{
 		zabbix_log( LOG_LEVEL_WARNING, "Got signal [%d]. Ignoring ...", sig);
@@ -155,14 +160,6 @@ void    daemon_init(void)
 /*        openlog("zabbix_agentd",LOG_LEVEL_PID,LOG_USER);
 	setlogmask(LOG_UPTO(LOG_WARNING));*/
 
-	if(CONFIG_LOG_FILE == NULL)
-	{
-		zabbix_open_log(LOG_TYPE_SYSLOG,LOG_LEVEL_WARNING,NULL);
-	}
-	else
-	{
-		zabbix_open_log(LOG_TYPE_FILE,LOG_LEVEL_WARNING,CONFIG_LOG_FILE);
-	}
 
 	if(setpriority(PRIO_PROCESS,0,5)!=0)
 	{
@@ -301,17 +298,15 @@ void	process_config_file(void)
 		{
 			if(strcmp(value,"1") == 0)
 			{
-//				setlogmask(LOG_LEVEL_UPTO(LOG_CRIT));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_CRIT;
 			}
 			else if(strcmp(value,"2") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_WARNING));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_WARNING;
 			}
 			else if(strcmp(value,"3") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_DEBUG));
-				zabbix_log( LOG_LEVEL_WARNING, "DebugLevel -[%s]",value);
-				zabbix_log( LOG_LEVEL_DEBUG, "DebugLevel --[%s]",value);
+				CONFIG_LOG_LEVEL=LOG_LEVEL_DEBUG;
 			}
 			else
 			{
@@ -535,9 +530,19 @@ int	main()
 	sigaction(SIGINT, &phan, NULL);
 	sigaction(SIGQUIT, &phan, NULL);
 	sigaction(SIGTERM, &phan, NULL);
+	sigaction(SIGPIPE, &phan, NULL);
 
 	process_config_file();
 
+	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);
+	}
+
 	create_pid_file();
 
 	zabbix_log( LOG_LEVEL_WARNING, "zabbix_agentd started");
diff --git a/src/zabbix_sucker/zabbix_sucker.c b/src/zabbix_sucker/zabbix_sucker.c
index e9131a8a..fdc7eeae 100644
--- a/src/zabbix_sucker/zabbix_sucker.c
+++ b/src/zabbix_sucker/zabbix_sucker.c
@@ -43,6 +43,7 @@ static	int	CONFIG_SUCKERD_FORKS		=SUCKER_FORKS;
 static	int	CONFIG_NOTIMEWAIT		=0;
 static	int	CONFIG_TIMEOUT			=SUCKER_TIMEOUT;
 static	int	CONFIG_HOUSEKEEPING_FREQUENCY	= 1;
+static	int	CONFIG_LOG_LEVEL		= LOG_LEVEL_WARNING;
 static	char	*CONFIG_PID_FILE		= NULL;
 static	char	*CONFIG_LOG_FILE		= NULL;
 static	char	*CONFIG_DBNAME			= NULL;
@@ -200,7 +201,7 @@ void	create_pid_file(void)
 
 void	init_config(void)
 {
-	struct cfg_line cfg[]=
+	static struct cfg_line cfg[]=
 	{
 /*		 PARAMETER	,VAR	,FUNC,	TYPE(0i,1s),MANDATORY,MIN,MAX	*/
 		{"StartSuckers",&CONFIG_SUCKERD_FORKS,0,TYPE_INT,PARM_OPT,2,255},
@@ -310,15 +311,15 @@ void	process_config_file(void)
 		{
 			if(strcmp(value,"1") == 0)
 			{
-//				setlogmask(LOG_LEVEL_UPTO(LOG_CRIT));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_CRIT;
 			}
 			else if(strcmp(value,"2") == 0)
 			{
-//				setlogmask(LOG_LEVEL_UPTO(LOG_WARNING));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_WARNING;
 			}
 			else if(strcmp(value,"3") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_DEBUG));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_DEBUG;
 			}
 			else
 			{
@@ -728,6 +729,7 @@ int get_values(void)
 	now = time(NULL);
 
 	sprintf(sql,"select i.itemid,i.key_,h.host,h.port,i.delay,i.description,i.nextcheck,i.type,i.snmp_community,i.snmp_oid,h.useip,h.ip,i.history,i.lastvalue,i.prevvalue,i.hostid,h.status,i.value_type from items i,hosts h where i.nextcheck<=%d and i.status=0 and (h.status=0 or (h.status=2 and h.disable_until<%d)) and h.hostid=i.hostid and i.itemid%%%d=%d order by i.nextcheck", now, now, CONFIG_SUCKERD_FORKS-1,sucker_num-1);
+
 	result = DBselect(sql);
 
 	rows = DBnum_rows(result);
@@ -1011,11 +1013,11 @@ int main(int argc, char **argv)
 
 	if(CONFIG_LOG_FILE == NULL)
 	{
-		zabbix_open_log(LOG_TYPE_SYSLOG,LOG_LEVEL_WARNING,NULL);
+		zabbix_open_log(LOG_TYPE_SYSLOG,CONFIG_LOG_LEVEL,NULL);
 	}
 	else
 	{
-		zabbix_open_log(LOG_TYPE_FILE,LOG_LEVEL_WARNING,CONFIG_LOG_FILE);
+		zabbix_open_log(LOG_TYPE_FILE,CONFIG_LOG_LEVEL,CONFIG_LOG_FILE);
 	}
 
 /* process_config_file to be removed */
diff --git a/src/zabbix_trapper/zabbix_trapper.c b/src/zabbix_trapper/zabbix_trapper.c
index 1e964ffa..475a3dfa 100644
--- a/src/zabbix_trapper/zabbix_trapper.c
+++ b/src/zabbix_trapper/zabbix_trapper.c
@@ -27,6 +27,7 @@
 #include "functions.h"
 
 int	CONFIG_TIMEOUT		= TRAPPER_TIMEOUT;
+int	CONFIG_LOG_LEVEL	= LOG_LEVEL_WARNING;
 char	*CONFIG_LOG_FILE	= NULL;
 char	*CONFIG_DBNAME		= NULL;
 char	*CONFIG_DBUSER		= NULL;
@@ -95,15 +96,15 @@ void	process_config_file(void)
 		{
 			if(strcmp(value,"1") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_CRIT));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_CRIT;
 			}
 			else if(strcmp(value,"2") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_WARNING));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_WARNING;
 			}
 			else if(strcmp(value,"3") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_DEBUG));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_DEBUG;
 			}
 			else
 			{
@@ -181,11 +182,11 @@ int	main()
 
 	if(CONFIG_LOG_FILE == NULL)
 	{
-		zabbix_open_log(LOG_TYPE_SYSLOG,LOG_LEVEL_WARNING,NULL);
+		zabbix_open_log(LOG_TYPE_SYSLOG,CONFIG_LOG_LEVEL,NULL);
 	}
 	else
 	{
-		zabbix_open_log(LOG_TYPE_FILE,LOG_LEVEL_WARNING,CONFIG_LOG_FILE);
+		zabbix_open_log(LOG_TYPE_FILE,CONFIG_LOG_LEVEL,CONFIG_LOG_FILE);
 	}
 
 	process_config_file();
diff --git a/src/zabbix_trapper/zabbix_trapperd.c b/src/zabbix_trapper/zabbix_trapperd.c
index b9c190e9..a726609a 100644
--- a/src/zabbix_trapper/zabbix_trapperd.c
+++ b/src/zabbix_trapper/zabbix_trapperd.c
@@ -38,6 +38,7 @@ int	parent=0;
 int	CONFIG_TRAPPERD_FORKS		= TRAPPERD_FORKS;
 int	CONFIG_LISTEN_PORT		= 10001;
 int	CONFIG_TIMEOUT			= TRAPPER_TIMEOUT;
+int	CONFIG_LOG_LEVEL		= LOG_LEVEL_WARNING;
 char	*CONFIG_PID_FILE		= NULL;
 char	*CONFIG_LOG_FILE		= NULL;
 char	*CONFIG_DBNAME			= NULL;
@@ -199,15 +200,15 @@ void	process_config_file(void)
 		{
 			if(strcmp(value,"1") == 0)
 			{
-//				setlogmask(LOG_LEVEL_UPTO(LOG_CRIT));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_CRIT;
 			}
 			else if(strcmp(value,"2") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_WARNING));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_WARNING;
 			}
 			else if(strcmp(value,"3") == 0)
 			{
-//				setlogmask(LOG_UPTO(LOG_DEBUG));
+				CONFIG_LOG_LEVEL=LOG_LEVEL_DEBUG;
 			}
 			else
 			{
@@ -356,14 +357,6 @@ void    daemon_init(void)
 	setlogmask(LOG_UPTO(LOG_DEBUG));*
 	setlogmask(LOG_UPTO(LOG_WARNING));*/
 
-	if(CONFIG_LOG_FILE == NULL)
-	{
-		zabbix_open_log(LOG_TYPE_FILE,LOG_LEVEL_WARNING,NULL);
-	}
-	else
-	{
-		zabbix_open_log(LOG_TYPE_FILE,LOG_LEVEL_WARNING,CONFIG_LOG_FILE);
-	}
 
 }
 
@@ -507,6 +500,15 @@ int	main()
 
 	process_config_file();
 
+	if(CONFIG_LOG_FILE == NULL)
+	{
+		zabbix_open_log(LOG_TYPE_FILE,CONFIG_LOG_LEVEL,NULL);
+	}
+	else
+	{
+		zabbix_open_log(LOG_TYPE_FILE,CONFIG_LOG_LEVEL,CONFIG_LOG_FILE);
+	}
+
 	create_pid_file();
 
 	phan.sa_handler = &signal_handler;