/**
- * collectd - src/utils_cms_getthreshold.c
+ * collectd - src/utils_cmd_getthreshold.c
* Copyright (C) 2008,2009 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.
*
- * Author:
- * Florian octo Forster <octo at verplant.org>
+ * Authors:
+ * Florian octo Forster <octo at collectd.org>
**/
#include "collectd.h"
+
#include "common.h"
#include "plugin.h"
-#include "utils_threshold.h"
-#include "utils_parse_option.h" /* for `parse_string' */
+#include "utils_avltree.h"
#include "utils_cmd_getthreshold.h"
+#include "utils_parse_option.h" /* for `parse_string' */
+#include "utils_threshold.h"
-#define print_to_socket(fh, ...) \
- if (fprintf (fh, __VA_ARGS__) < 0) { \
- char errbuf[1024]; \
- WARNING ("handle_getthreshold: failed to write to socket #%i: %s", \
- fileno (fh), sstrerror (errno, errbuf, sizeof (errbuf))); \
- return -1; \
+#define print_to_socket(fh, ...) \
+ if (fprintf(fh, __VA_ARGS__) < 0) { \
+ char errbuf[1024]; \
+ WARNING("handle_getthreshold: failed to write to socket #%i: %s", \
+ fileno(fh), sstrerror(errno, errbuf, sizeof(errbuf))); \
+ return -1; \
}
-int handle_getthreshold (FILE *fh, char *buffer)
-{
+int handle_getthreshold(FILE *fh, char *buffer) {
char *command;
char *identifier;
char *identifier_copy;
char *type;
char *type_instance;
- value_list_t vl;
threshold_t threshold;
- int status;
+ int status;
size_t i;
if ((fh == NULL) || (buffer == NULL))
return (-1);
- DEBUG ("utils_cmd_getthreshold: handle_getthreshold (fh = %p, buffer = %s);",
- (void *) fh, buffer);
+ DEBUG("utils_cmd_getthreshold: handle_getthreshold (fh = %p, buffer = %s);",
+ (void *)fh, buffer);
command = NULL;
- status = parse_string (&buffer, &command);
- if (status != 0)
- {
- print_to_socket (fh, "-1 Cannot parse command.\n");
+ status = parse_string(&buffer, &command);
+ if (status != 0) {
+ print_to_socket(fh, "-1 Cannot parse command.\n");
return (-1);
}
- assert (command != NULL);
+ assert(command != NULL);
- if (strcasecmp ("GETTHRESHOLD", command) != 0)
- {
- print_to_socket (fh, "-1 Unexpected command: `%s'.\n", command);
+ if (strcasecmp("GETTHRESHOLD", command) != 0) {
+ print_to_socket(fh, "-1 Unexpected command: `%s'.\n", command);
return (-1);
}
identifier = NULL;
- status = parse_string (&buffer, &identifier);
- if (status != 0)
- {
- print_to_socket (fh, "-1 Cannot parse identifier.\n");
+ status = parse_string(&buffer, &identifier);
+ if (status != 0) {
+ print_to_socket(fh, "-1 Cannot parse identifier.\n");
return (-1);
}
- assert (identifier != NULL);
+ assert(identifier != NULL);
- if (*buffer != 0)
- {
- print_to_socket (fh, "-1 Garbage after end of command: %s\n", buffer);
+ if (*buffer != 0) {
+ print_to_socket(fh, "-1 Garbage after end of command: %s\n", buffer);
return (-1);
}
/* parse_identifier() modifies its first argument,
* returning pointers into it */
- identifier_copy = sstrdup (identifier);
-
- status = parse_identifier (identifier_copy, &host,
- &plugin, &plugin_instance,
- &type, &type_instance);
- if (status != 0)
- {
- DEBUG ("handle_getthreshold: Cannot parse identifier `%s'.", identifier);
- print_to_socket (fh, "-1 Cannot parse identifier `%s'.\n", identifier);
- sfree (identifier_copy);
+ identifier_copy = sstrdup(identifier);
+
+ status = parse_identifier(identifier_copy, &host, &plugin, &plugin_instance,
+ &type, &type_instance,
+ /* default_host = */ NULL);
+ if (status != 0) {
+ DEBUG("handle_getthreshold: Cannot parse identifier `%s'.", identifier);
+ print_to_socket(fh, "-1 Cannot parse identifier `%s'.\n", identifier);
+ sfree(identifier_copy);
return (-1);
}
- memset (&vl, 0, sizeof (vl));
- sstrncpy (vl.host, host, sizeof (vl.host));
- sstrncpy (vl.plugin, plugin, sizeof (vl.plugin));
+ value_list_t vl = {.values = NULL};
+ sstrncpy(vl.host, host, sizeof(vl.host));
+ sstrncpy(vl.plugin, plugin, sizeof(vl.plugin));
if (plugin_instance != NULL)
- sstrncpy (vl.plugin_instance, plugin_instance, sizeof (vl.plugin_instance));
- sstrncpy (vl.type, type, sizeof (vl.type));
+ sstrncpy(vl.plugin_instance, plugin_instance, sizeof(vl.plugin_instance));
+ sstrncpy(vl.type, type, sizeof(vl.type));
if (type_instance != NULL)
- sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
- sfree (identifier_copy);
-
- memset (&threshold, 0, sizeof (threshold));
- status = ut_search_threshold (&vl, &threshold);
- if (status == ENOENT)
- {
- print_to_socket (fh, "-1 No threshold found for identifier %s\n",
- identifier);
+ sstrncpy(vl.type_instance, type_instance, sizeof(vl.type_instance));
+ sfree(identifier_copy);
+
+ status = ut_search_threshold(&vl, &threshold);
+ if (status == ENOENT) {
+ print_to_socket(fh, "-1 No threshold found for identifier %s\n",
+ identifier);
return (0);
- }
- else if (status != 0)
- {
- print_to_socket (fh, "-1 Error while looking up threshold: %i\n",
- status);
+ } else if (status != 0) {
+ print_to_socket(fh, "-1 Error while looking up threshold: %i\n", status);
return (-1);
}
/* Lets count the number of lines we'll return. */
i = 0;
- if (threshold.host[0] != 0) i++;
- if (threshold.plugin[0] != 0) i++;
- if (threshold.plugin_instance[0] != 0) i++;
- if (threshold.type[0] != 0) i++;
- if (threshold.type_instance[0] != 0) i++;
- if (threshold.data_source[0] != 0) i++;
- if (!isnan (threshold.warning_min)) i++;
- if (!isnan (threshold.warning_max)) i++;
- if (!isnan (threshold.failure_min)) i++;
- if (!isnan (threshold.failure_max)) i++;
- if (threshold.hysteresis > 0.0) i++;
- if (threshold.hits > 1) i++;
+ if (threshold.host[0] != 0)
+ i++;
+ if (threshold.plugin[0] != 0)
+ i++;
+ if (threshold.plugin_instance[0] != 0)
+ i++;
+ if (threshold.type[0] != 0)
+ i++;
+ if (threshold.type_instance[0] != 0)
+ i++;
+ if (threshold.data_source[0] != 0)
+ i++;
+ if (!isnan(threshold.warning_min))
+ i++;
+ if (!isnan(threshold.warning_max))
+ i++;
+ if (!isnan(threshold.failure_min))
+ i++;
+ if (!isnan(threshold.failure_max))
+ i++;
+ if (threshold.hysteresis > 0.0)
+ i++;
+ if (threshold.hits > 1)
+ i++;
/* Print the response */
- print_to_socket (fh, "%zu Threshold found\n", i);
+ print_to_socket(fh, "%zu Threshold found\n", i);
if (threshold.host[0] != 0)
- print_to_socket (fh, "Host: %s\n", threshold.host)
+ print_to_socket(fh, "Host: %s\n", threshold.host);
if (threshold.plugin[0] != 0)
- print_to_socket (fh, "Plugin: %s\n", threshold.plugin)
+ print_to_socket(fh, "Plugin: %s\n", threshold.plugin);
if (threshold.plugin_instance[0] != 0)
- print_to_socket (fh, "Plugin Instance: %s\n", threshold.plugin_instance)
+ print_to_socket(fh, "Plugin Instance: %s\n", threshold.plugin_instance);
if (threshold.type[0] != 0)
- print_to_socket (fh, "Type: %s\n", threshold.type)
+ print_to_socket(fh, "Type: %s\n", threshold.type);
if (threshold.type_instance[0] != 0)
- print_to_socket (fh, "Type Instance: %s\n", threshold.type_instance)
+ print_to_socket(fh, "Type Instance: %s\n", threshold.type_instance);
if (threshold.data_source[0] != 0)
- print_to_socket (fh, "Data Source: %s\n", threshold.data_source)
- if (!isnan (threshold.warning_min))
- print_to_socket (fh, "Warning Min: %g\n", threshold.warning_min)
- if (!isnan (threshold.warning_max))
- print_to_socket (fh, "Warning Max: %g\n", threshold.warning_max)
- if (!isnan (threshold.failure_min))
- print_to_socket (fh, "Failure Min: %g\n", threshold.failure_min)
- if (!isnan (threshold.failure_max))
- print_to_socket (fh, "Failure Max: %g\n", threshold.failure_max)
+ print_to_socket(fh, "Data Source: %s\n", threshold.data_source);
+ if (!isnan(threshold.warning_min))
+ print_to_socket(fh, "Warning Min: %g\n", threshold.warning_min);
+ if (!isnan(threshold.warning_max))
+ print_to_socket(fh, "Warning Max: %g\n", threshold.warning_max);
+ if (!isnan(threshold.failure_min))
+ print_to_socket(fh, "Failure Min: %g\n", threshold.failure_min);
+ if (!isnan(threshold.failure_max))
+ print_to_socket(fh, "Failure Max: %g\n", threshold.failure_max);
if (threshold.hysteresis > 0.0)
- print_to_socket (fh, "Hysteresis: %g\n", threshold.hysteresis)
+ print_to_socket(fh, "Hysteresis: %g\n", threshold.hysteresis);
if (threshold.hits > 1)
- print_to_socket (fh, "Hits: %i\n", threshold.hits)
+ print_to_socket(fh, "Hits: %i\n", threshold.hits);
return (0);
} /* int handle_getthreshold */