/**
* collectd - src/syslog.c
- * Copyright (C) 2007 Florian Forster
+ * Copyright (C) 2007 Florian 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
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
*
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
*
* Authors:
- * Florian Forster <octo at verplant.org>
+ * Florian Forster <octo at collectd.org>
**/
#include "collectd.h"
{
log_level = parse_log_severity (value);
if (log_level < 0)
+ {
+ log_level = LOG_INFO;
+ ERROR ("syslog: invalid loglevel [%s] defaulting to 'info'", value);
return (1);
+ }
}
else if (strcasecmp (key, "NotifyLevel") == 0)
{
user_data_t __attribute__((unused)) *user_data)
{
char buf[1024] = "";
- char *buf_ptr = buf;
- int buf_len = sizeof (buf);
- int status;
+ size_t offset = 0;
int log_severity;
+ char *severity_string;
+ int status;
if (n->severity > notif_severity)
return (0);
- status = ssnprintf (buf_ptr, buf_len, "Notification: severity = %s",
- (n->severity == NOTIF_FAILURE) ? "FAILURE"
- : ((n->severity == NOTIF_WARNING) ? "WARNING"
- : ((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 = ssnprintf (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);
-
-#undef APPEND
-
- buf[sizeof (buf) - 1] = '\0';
-
switch (n->severity)
{
case NOTIF_FAILURE:
+ severity_string = "FAILURE";
log_severity = LOG_ERR;
break;
case NOTIF_WARNING:
+ severity_string = "WARNING";
log_severity = LOG_WARNING;
break;
case NOTIF_OKAY:
+ severity_string = "OKAY";
log_severity = LOG_NOTICE;
break;
default:
+ severity_string = "UNKNOWN";
log_severity = LOG_ERR;
}
+
+#define BUFFER_ADD(...) do { \
+ status = ssnprintf (&buf[offset], sizeof (buf) - offset, \
+ __VA_ARGS__); \
+ if (status < 1) \
+ return (-1); \
+ else if (((size_t) status) >= (sizeof (buf) - offset)) \
+ return (-ENOMEM); \
+ else \
+ offset += ((size_t) status); \
+} while (0)
+
+#define BUFFER_ADD_FIELD(field) do { \
+ if (n->field[0]) \
+ BUFFER_ADD (", " #field " = %s", n->field); \
+} while (0)
+
+ BUFFER_ADD ("Notification: severity = %s", severity_string);
+ BUFFER_ADD_FIELD (host);
+ BUFFER_ADD_FIELD (plugin);
+ BUFFER_ADD_FIELD (plugin_instance);
+ BUFFER_ADD_FIELD (type);
+ BUFFER_ADD_FIELD (type_instance);
+ BUFFER_ADD_FIELD (message);
+
+#undef BUFFER_ADD_FIELD
+#undef BUFFER_ADD
+
+ buf[sizeof (buf) - 1] = '\0';
+
sl_log (log_severity, buf, NULL);
return (0);