logfile plugin: Only print the host field (and other fields) of a notification if...

diff --git a/src/logfile.c b/src/logfile.c
index 911d14d..67aeb5c 100644 (file)
--- a/src/logfile.c
+++ b/src/logfile.c
@@ -151,20 +151,41 @@ static void logfile_log (int severity, const char *msg)
        logfile_print (msg, time (NULL));
 } /* void logfile_log (int, const char *) */
 
-int logfile_notification (const notification_t *n)
+static int logfile_notification (const notification_t *n)
 {
-       char msg[1024] = "";
+       char  buf[1024] = "";
+       char *buf_ptr = buf;
+       int   buf_len = sizeof (buf);
        int status;
 
-       status = snprintf (msg, sizeof (msg), "Notification: %s: message = %s, "
-                       "host = %s",
+       status = snprintf (buf_ptr, buf_len, "Notification: severity = %s",
                        (n->severity == NOTIF_FAILURE) ? "FAILURE"
                        : ((n->severity == NOTIF_WARNING) ? "WARNING"
-                               : ((n->severity == NOTIF_OKAY) ? "OKAY" : "UNKNOWN")),
-                       n->message, n->host);
-       msg[sizeof (msg) - 1] = '\0';
+                               : ((n->severity == NOTIF_OKAY) ? "OKAY" : "UNKNOWN")));
+       if (status > 0)
+       {
+               buf_ptr += status;
+               buf_len -= status;
+       }
+
+#define APPEND(bufptr, buflen, key, value) \
+       if ((buflen > 0) && (strlen (value) > 0)) { \
+               int status = snprintf (bufptr, buflen, ", %s = %s", key, value); \
+               if (status > 0) { \
+                       bufptr += status; \
+                       buflen -= status; \
+               } \
+       }
+       APPEND (buf_ptr, buf_len, "host", n->host);
+       APPEND (buf_ptr, buf_len, "plugin", n->plugin);
+       APPEND (buf_ptr, buf_len, "plugin_instance", n->plugin_instance);
+       APPEND (buf_ptr, buf_len, "type", n->type);
+       APPEND (buf_ptr, buf_len, "type_instance", n->type_instance);
+       APPEND (buf_ptr, buf_len, "message", n->message);
+
+       buf[sizeof (buf) - 1] = '\0';
 
-       logfile_print (msg, n->time);
+       logfile_print (buf, n->time);
 
        return (0);
 } /* int logfile_notification */