#include "collectd.h"
#include "common.h"
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+
#include "plugin.h"
#include "configfile.h"
-#include "types_list.h"
/*
* Global variables
loop++;
}
-static int init_global_variables (void)
+static int init_hostname (void)
{
const char *str;
+ struct addrinfo ai_hints;
+ struct addrinfo *ai_list;
+ struct addrinfo *ai_ptr;
+ int status;
+
str = global_option_get ("Hostname");
if (str != NULL)
{
strncpy (hostname_g, str, sizeof (hostname_g));
+ hostname_g[sizeof (hostname_g) - 1] = '\0';
+ return (0);
}
- else
+
+ if (gethostname (hostname_g, sizeof (hostname_g)) != 0)
{
- if (gethostname (hostname_g, sizeof (hostname_g)) != 0)
- {
- fprintf (stderr, "`gethostname' failed and no "
- "hostname was configured.\n");
- return (-1);
- }
+ fprintf (stderr, "`gethostname' failed and no "
+ "hostname was configured.\n");
+ return (-1);
+ }
+
+ str = global_option_get ("FQDNLookup");
+ if ((strcasecmp ("false", str) == 0)
+ || (strcasecmp ("no", str) == 0)
+ || (strcasecmp ("off", str) == 0))
+ return (0);
+
+ memset (&ai_hints, '\0', sizeof (ai_hints));
+ ai_hints.ai_flags = AI_CANONNAME;
+
+ status = getaddrinfo (hostname_g, NULL, &ai_hints, &ai_list);
+ if (status != 0)
+ {
+ ERROR ("getaddrinfo failed.");
+ return (-1);
}
- DEBUG ("hostname_g = %s;", hostname_g);
+
+ for (ai_ptr = ai_list; ai_ptr != NULL; ai_ptr = ai_ptr->ai_next)
+ {
+ if (ai_ptr->ai_canonname == NULL)
+ continue;
+
+ strncpy (hostname_g, ai_ptr->ai_canonname, sizeof (hostname_g));
+ hostname_g[sizeof (hostname_g) - 1] = '\0';
+ break;
+ }
+
+ freeaddrinfo (ai_list);
+ return (0);
+} /* int init_hostname */
+
+static int init_global_variables (void)
+{
+ const char *str;
str = global_option_get ("Interval");
if (str == NULL)
}
DEBUG ("interval_g = %i;", interval_g);
+ if (init_hostname () != 0)
+ return (-1);
+ DEBUG ("hostname_g = %s;", hostname_g);
+
return (0);
} /* int init_global_variables */
}
#endif
- read_types_list ();
plugin_init_all ();
return (0);