/**
* collectd - src/tail.c
- * Copyright (C) 2008 Florian octo Forster
+ * Copyright (C) 2008 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
- * Free Software Foundation; only version 2 of the License is applicable.
+ * 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 octo Forster <octo at verplant.org>
+ * Florian octo Forster <octo at collectd.org>
**/
#include "collectd.h"
* <Plugin tail>
* <File "/var/log/exim4/mainlog">
* Instance "exim"
+ * Interval 60
* <Match>
* Regex "S=([1-9][0-9]*)"
* ExcludeRegex "U=root.*S="
int flags;
char *type;
char *type_instance;
+ cdtime_t interval;
};
typedef struct ctail_config_match_s ctail_config_match_t;
-cu_tail_match_t **tail_match_list = NULL;
-size_t tail_match_list_num = 0;
+static cu_tail_match_t **tail_match_list = NULL;
+static size_t tail_match_list_num = 0;
+static cdtime_t tail_match_list_intervals[255];
static int ctail_config_add_match_dstype (ctail_config_match_t *cm,
oconfig_item_t *ci)
cm->flags |= UTILS_MATCH_CF_GAUGE_MAX;
else if (strcasecmp ("GaugeLast", ci->values[0].value.string) == 0)
cm->flags |= UTILS_MATCH_CF_GAUGE_LAST;
+ else if (strcasecmp ("GaugeInc", ci->values[0].value.string) == 0)
+ cm->flags |= UTILS_MATCH_CF_GAUGE_INC;
+ else if (strcasecmp ("GaugeAdd", ci->values[0].value.string) == 0)
+ cm->flags |= UTILS_MATCH_CF_GAUGE_ADD;
else
cm->flags = 0;
}
} /* int ctail_config_add_match_dstype */
static int ctail_config_add_match (cu_tail_match_t *tm,
- const char *plugin_instance, oconfig_item_t *ci)
+ const char *plugin_instance, oconfig_item_t *ci, cdtime_t interval)
{
ctail_config_match_t cm;
int status;
if (status == 0)
{
status = tail_match_add_match_simple (tm, cm.regex, cm.excluderegex,
- cm.flags, "tail", plugin_instance, cm.type, cm.type_instance);
+ cm.flags, "tail", plugin_instance, cm.type, cm.type_instance, interval);
if (status != 0)
{
static int ctail_config_add_file (oconfig_item_t *ci)
{
cu_tail_match_t *tm;
+ cdtime_t interval = 0;
char *plugin_instance = NULL;
int num_matches = 0;
int i;
if (tm == NULL)
{
ERROR ("tail plugin: tail_match_create (%s) failed.",
- ci->values[0].value.string);
+ ci->values[0].value.string);
return (-1);
}
for (i = 0; i < ci->children_num; i++)
{
oconfig_item_t *option = ci->children + i;
- int status;
+ int status = 0;
- if (strcasecmp ("Match", option->key) == 0)
+ if (strcasecmp ("Instance", option->key) == 0)
+ status = cf_util_get_string (option, &plugin_instance);
+ else if (strcasecmp ("Interval", option->key) == 0)
+ cf_util_get_cdtime (option, &interval);
+ else if (strcasecmp ("Match", option->key) == 0)
{
- status = ctail_config_add_match (tm, plugin_instance, option);
+ status = ctail_config_add_match (tm, plugin_instance, option, interval);
if (status == 0)
- num_matches++;
+ num_matches++;
/* Be mild with failed matches.. */
status = 0;
}
- else if (strcasecmp ("Instance", option->key) == 0)
- status = cf_util_get_string (option, &plugin_instance);
else
{
- WARNING ("tail plugin: Option `%s' not allowed here.", option->key);
status = -1;
}
break;
} /* for (i = 0; i < ci->children_num; i++) */
+ sfree (plugin_instance);
+
if (num_matches == 0)
{
ERROR ("tail plugin: No (valid) matches found for file `%s'.",
- ci->values[0].value.string);
+ ci->values[0].value.string);
tail_match_destroy (tm);
return (-1);
}
{
cu_tail_match_t **temp;
- temp = (cu_tail_match_t **) realloc (tail_match_list,
- sizeof (cu_tail_match_t *) * (tail_match_list_num + 1));
+ temp = realloc (tail_match_list,
+ sizeof (cu_tail_match_t *) * (tail_match_list_num + 1));
if (temp == NULL)
{
ERROR ("tail plugin: realloc failed.");
tail_match_list = temp;
tail_match_list[tail_match_list_num] = tm;
+ tail_match_list_intervals[tail_match_list_num] = interval;
tail_match_list_num++;
}
return (0);
} /* int ctail_config */
-static int ctail_init (void)
+static int ctail_read (user_data_t *ud)
{
- if (tail_match_list_num == 0)
+ int status;
+
+ status = tail_match_read ((cu_tail_match_t *)ud->data);
+ if (status != 0)
{
- WARNING ("tail plugin: File list is empty. Returning an error.");
+ ERROR ("tail plugin: tail_match_read failed.");
return (-1);
}
return (0);
-} /* int ctail_init */
+} /* int ctail_read */
-static int ctail_read (void)
+static int ctail_init (void)
{
- int success = 0;
+ char str[255];
+ user_data_t ud;
size_t i;
- for (i = 0; i < tail_match_list_num; i++)
+ if (tail_match_list_num == 0)
{
- int status;
+ WARNING ("tail plugin: File list is empty. Returning an error.");
+ return (-1);
+ }
- status = tail_match_read (tail_match_list[i]);
- if (status != 0)
- {
- ERROR ("tail plugin: tail_match_read[%zu] failed.", i);
- }
- else
- {
- success++;
- }
+ memset(&ud, '\0', sizeof(ud));
+
+ for (i = 0; i < tail_match_list_num; i++)
+ {
+ ud.data = (void *)tail_match_list[i];
+ ssnprintf(str, sizeof(str), "tail-%zu", i);
+ plugin_register_complex_read (NULL, str, ctail_read, tail_match_list_intervals[i], &ud);
}
- if (success == 0)
- return (-1);
return (0);
-} /* int ctail_read */
+} /* int ctail_init */
static int ctail_shutdown (void)
{
{
plugin_register_complex_config ("tail", ctail_config);
plugin_register_init ("tail", ctail_init);
- plugin_register_read ("tail", ctail_read);
plugin_register_shutdown ("tail", ctail_shutdown);
} /* void module_register */