signal handling

git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/trunk/cacti@909 860744bd-22fc-0310-8c96-e9fe5004b5ca

dev/poller/inc.h

@@ -2,7 +2,9 @@
 #include <sys/time.h>
 #include <mysql.h>
 #include <string.h>
-
+#include <sys/types.h>
+#include <unistd.h>
+#include <signal.h>
 
 //For Net-SNMP (ver5)
 #ifdef NETSNMP

dev/poller/main.c

@@ -4,8 +4,23 @@ target_t *targets = NULL;
 target_t *current = NULL;
 conf_t conf;
 int entries;
+int conf_changed;
+
+void sighup(){
+  extern int conf_changed;
+  signal(SIGHUP,sighup); /* reset signal */
+  printf("SIGHUP\n");
+  conf_changed=1;
+}
 
 int main(void){
+  FILE *fp;
+  fp=fopen("/tmp/cactid.pid", "w");
+  fprintf(fp, "%i",getpid());
+  fclose(fp);
+
+  signal(SIGHUP,sighup);
+
   printf("INIT: reading conf\n");
   read_conf();
 
@@ -22,6 +37,12 @@ int main(void){
     current=targets;
     poller();
     sleep(conf.interval);
+    if(conf_changed==1){
+      printf("conf changed\n");
+      entries=get_targets();
+      conf_changed=0;
+    }
+
   }
 }
 

dev/poller/poller.c

@@ -28,8 +28,11 @@ void *poller(){
 
     switch(entry->action) {
       case 0:
+        #ifdef TEST
+        entry->result=1;
+        #else
         entry->result=snmp_get(entry->management_ip, entry->snmp_community, entry->snmp_version, entry->arg1,0);
-        //entry->result=1;
+        #endif
       break;
       case 1:
         cmd_stdout=popen(entry->command, "r");