/**
* collectd - src/collectd.c
- * Copyright (C) 2005 Florian octo Forster
+ * Copyright (C) 2005,2006 Florian octo Forster
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
#include "plugin.h"
#include "configfile.h"
-#include "ping.h"
-
static int loop = 0;
#if HAVE_LIBKSTAT
* exported variables
*/
time_t curtime;
-
-int operating_mode;
+int operating_mode;
static void sigIntHandler (int signal)
{
#if COLLECT_DEBUG
" Log-File "LOGFILE"\n"
#endif
- "\n"PACKAGE" "VERSION", http://verplant.org/collectd/\n"
+ " Step "COLLECTD_STEP" seconds\n"
+ " Heartbeat "COLLECTD_HEARTBEAT" seconds\n"
+ "\n"PACKAGE" "VERSION", http://collectd.org/\n"
"by Florian octo Forster <octo@verplant.org>\n"
"for contributions see `AUTHORS'\n");
exit (0);
static int start_client (void)
{
- int sleepingtime;
+ int step;
+
+ struct timeval tv_now;
+ struct timeval tv_next;
+ struct timespec ts_wait;
+
+ step = atoi (COLLECTD_STEP);
+ if (step <= 0)
+ step = 10;
#if HAVE_LIBKSTAT
kc = NULL;
while (loop == 0)
{
- curtime = time (NULL);
+ if (gettimeofday (&tv_next, NULL) < 0)
+ {
+ syslog (LOG_ERR, "gettimeofday failed: %s", strerror (errno));
+ return (-1);
+ }
+ tv_next.tv_sec += step;
+
#if HAVE_LIBKSTAT
update_kstat ();
#endif
+ /* `curtime' is used by many (all?) plugins as the
+ * data-sample-time passed to RRDTool */
+ curtime = time (NULL);
+
+ /* Issue all plugins */
plugin_read_all ();
- sleepingtime = 10;
- while (sleepingtime != 0)
+ if (gettimeofday (&tv_now, NULL) < 0)
+ {
+ syslog (LOG_ERR, "gettimeofday failed: %s", strerror (errno));
+ return (-1);
+ }
+
+ if (timeval_sub_timespec (&tv_next, &tv_now, &ts_wait) != 0)
{
- if (loop != 0)
+ syslog (LOG_WARNING, "No sleeping because `timeval_sub_timespec' returned non-zero!");
+ continue;
+ }
+
+ while (nanosleep (&ts_wait, &ts_wait) == -1)
+ {
+ if (errno != EINTR)
+ {
+ syslog (LOG_ERR, "nanosleep failed: %s", strerror (errno));
break;
- sleepingtime = sleep (sleepingtime);
+ }
}
}
return (1);
}
- fprintf (fh, "%d\n", getpid());
+ fprintf (fh, "%i\n", (int) getpid ());
fclose(fh);
return (0);