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prevent duplicate alerts on same problem with host

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This commit is contained in:
Sergey Popov 2011-12-12 14:31:18 +04:00
parent 1036bd84f2
commit eeb0166fa7
2 changed files with 9 additions and 1 deletions
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9
yasnd.c
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@ -102,6 +102,7 @@ void init()
{ {
hosts[i].hostname=cfg_getnstr(cfg,"hosts",i); hosts[i].hostname=cfg_getnstr(cfg,"hosts",i);
hosts[i].fail_count=0; hosts[i].fail_count=0;
hosts[i].alert_sent=false;
} }
// initialize gammu structures // initialize gammu structures
gammu_init(); gammu_init();
@ -148,7 +149,10 @@ void loop_function()
// if host is alive - reset failure counter // if host is alive - reset failure counter
// otherwise - increment it // otherwise - increment it
if (WEXITSTATUS(pid_status) == 0) if (WEXITSTATUS(pid_status) == 0)
{
hosts[i].fail_count=0; hosts[i].fail_count=0;
hosts[i].alert_sent=false;
}
else else
hosts[i].fail_count++; hosts[i].fail_count++;
} }
@ -156,13 +160,16 @@ void loop_function()
} }
for (int i=0;i<hosts_count;i++) for (int i=0;i<hosts_count;i++)
{ {
if (hosts[i].fail_count>0) if (hosts[i].fail_count>0 && !hosts[i].alert_sent)
{ {
char message[100]; char message[100];
sprintf(message,"Host %s does not answer",hosts[i].hostname); sprintf(message,"Host %s does not answer",hosts[i].hostname);
log_debug(message,DEBUG_BASE); log_debug(message,DEBUG_BASE);
if (sms_send_enable) if (sms_send_enable)
gammu_send_sms(message); gammu_send_sms(message);
// set alert flag to prevent sending more than 1 message
// for unreachable host
hosts[i].alert_sent=true;
} }
} }
} }

1
yasnd.h
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@ -19,6 +19,7 @@ typedef struct {
char* hostname; // address of host char* hostname; // address of host
pid_t helper_pid; // pid of helper('pinger') child process pid_t helper_pid; // pid of helper('pinger') child process
int fail_count; // how many times in a row host was unreachable int fail_count; // how many times in a row host was unreachable
bool alert_sent; // variable, that changed when host goes online/offline
} host_decl; } host_decl;
// External variables // External variables