Imported Upstream version 1.4.12
This commit is contained in:
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1d1585cd09
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4ab9f0d24c
291 changed files with 27277 additions and 11364 deletions
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@ -1,49 +1,49 @@
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/******************************************************************************
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*
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/*****************************************************************************
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*
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* Nagios check_procs plugin
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*
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*
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* License: GPL
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* Copyright (c) 1999-2006 nagios-plugins team
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*
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* Last Modified: $Date: 2007-07-15 16:21:51 +0100 (Sun, 15 Jul 2007) $
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*
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* Copyright (c) 2000-2008 Nagios Plugins Development Team
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*
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* Last Modified: $Date: 2008-05-07 11:02:42 +0100 (Wed, 07 May 2008) $
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*
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* Description:
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*
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*
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* This file contains the check_procs plugin
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*
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* Checks all processes and generates WARNING or CRITICAL states if the specified
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* metric is outside the required threshold ranges. The metric defaults to number
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* of processes. Search filters can be applied to limit the processes to check.
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*
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* License Information:
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*
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* This program is free software; you can redistribute it and/or modify
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*
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* Checks all processes and generates WARNING or CRITICAL states if the
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* specified metric is outside the required threshold ranges. The metric
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* defaults to number of processes. Search filters can be applied to limit
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* the processes to check.
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*
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: check_procs.c 1758 2007-07-15 15:21:51Z psychotrahe $
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*
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******************************************************************************/
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* $Id: check_procs.c 1991 2008-05-07 10:02:42Z dermoth $
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*
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*****************************************************************************/
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const char *progname = "check_procs";
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const char *program_name = "check_procs"; /* Required for coreutils libs */
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const char *revision = "$Revision: 1758 $";
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const char *copyright = "2000-2006";
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const char *revision = "$Revision: 1991 $";
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const char *copyright = "2000-2008";
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const char *email = "nagiosplug-devel@lists.sourceforge.net";
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#include "common.h"
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#include "popen.h"
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#include "utils.h"
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#include "regex.h"
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#include <pwd.h>
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@ -70,6 +70,7 @@ int options = 0; /* bitmask of filter criteria to test against */
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#define RSS 128
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#define PCPU 256
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#define ELAPSED 512
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#define EREG_ARGS 1024
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/* Different metrics */
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char *metric_name;
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enum metric {
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@ -90,10 +91,13 @@ float pcpu;
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char *statopts;
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char *prog;
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char *args;
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char *input_filename = NULL;
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regex_t re_args;
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char *fmt;
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char *fails;
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char tmp[MAX_INPUT_BUFFER];
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FILE *ps_input = NULL;
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int
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@ -139,6 +143,9 @@ main (int argc, char **argv)
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asprintf (&metric_name, "PROCS");
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metric = METRIC_PROCS;
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/* Parse extra opts if any */
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argv=np_extra_opts (&argc, argv, progname);
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if (process_arguments (argc, argv) == ERROR)
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usage4 (_("Could not parse arguments"));
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@ -154,25 +161,31 @@ main (int argc, char **argv)
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if (verbose >= 2)
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printf (_("CMD: %s\n"), PS_COMMAND);
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child_process = spopen (PS_COMMAND);
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if (child_process == NULL) {
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printf (_("Could not open pipe: %s\n"), PS_COMMAND);
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return STATE_UNKNOWN;
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if (input_filename == NULL) {
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ps_input = spopen (PS_COMMAND);
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if (ps_input == NULL) {
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printf (_("Could not open pipe: %s\n"), PS_COMMAND);
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return STATE_UNKNOWN;
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}
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child_stderr = fdopen (child_stderr_array[fileno (ps_input)], "r");
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if (child_stderr == NULL)
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printf (_("Could not open stderr for %s\n"), PS_COMMAND);
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} else {
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ps_input = fopen(input_filename, "r");
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if (ps_input == NULL) {
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die( STATE_UNKNOWN, _("Error opening %s\n"), input_filename );
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}
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}
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child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
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if (child_stderr == NULL)
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printf (_("Could not open stderr for %s\n"), PS_COMMAND);
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/* flush first line */
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process);
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, ps_input);
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while ( input_buffer[strlen(input_buffer)-1] != '\n' )
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process);
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, ps_input);
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process)) {
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, ps_input)) {
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asprintf (&input_line, "%s", input_buffer);
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while ( input_buffer[strlen(input_buffer)-1] != '\n' ) {
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process);
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fgets (input_buffer, MAX_INPUT_BUFFER - 1, ps_input);
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asprintf (&input_line, "%s%s", input_line, input_buffer);
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}
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@ -212,6 +225,8 @@ main (int argc, char **argv)
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resultsum |= STAT;
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if ((options & ARGS) && procargs && (strstr (procargs, args) != NULL))
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resultsum |= ARGS;
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if ((options & EREG_ARGS) && procargs && (regexec(&re_args, procargs, (size_t) 0, NULL, 0) == 0))
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resultsum |= EREG_ARGS;
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if ((options & PROG) && procprog && (strcmp (prog, procprog) == 0))
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resultsum |= PROG;
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if ((options & PPID) && (procppid == ppid))
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@ -232,6 +247,12 @@ main (int argc, char **argv)
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continue;
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procs++;
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if (verbose >= 2) {
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printf ("Matched: uid=%d vsz=%d rss=%d pid=%d ppid=%d pcpu=%.2f stat=%s etime=%s prog=%s args=%s\n",
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procuid, procvsz, procrss,
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procpid, procppid, procpcpu, procstat,
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procetime, procprog, procargs);
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}
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if (metric == METRIC_VSZ)
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i = check_thresholds (procvsz);
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@ -263,19 +284,21 @@ main (int argc, char **argv)
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}
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/* If we get anything on STDERR, at least set warning */
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
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if (verbose)
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printf ("STDERR: %s", input_buffer);
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result = max_state (result, STATE_WARNING);
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printf (_("System call sent warnings to stderr\n"));
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}
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if (input_filename == NULL) {
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while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr)) {
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if (verbose)
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printf ("STDERR: %s", input_buffer);
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result = max_state (result, STATE_WARNING);
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printf (_("System call sent warnings to stderr\n"));
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}
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(void) fclose (child_stderr);
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(void) fclose (child_stderr);
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/* close the pipe */
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if (spclose (child_process)) {
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printf (_("System call returned nonzero status\n"));
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result = max_state (result, STATE_WARNING);
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/* close the pipe */
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if (spclose (ps_input)) {
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printf (_("System call returned nonzero status\n"));
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result = max_state (result, STATE_WARNING);
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}
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}
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if (found == 0) { /* no process lines parsed so return STATE_UNKNOWN */
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@ -327,6 +350,9 @@ process_arguments (int argc, char **argv)
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char *user;
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struct passwd *pw;
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int option = 0;
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int err;
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int cflags = REG_NOSUB | REG_EXTENDED;
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char errbuf[MAX_INPUT_BUFFER];
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static struct option longopts[] = {
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{"warning", required_argument, 0, 'w'},
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{"critical", required_argument, 0, 'c'},
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@ -343,6 +369,8 @@ process_arguments (int argc, char **argv)
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{"help", no_argument, 0, 'h'},
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{"version", no_argument, 0, 'V'},
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{"verbose", no_argument, 0, 'v'},
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{"ereg-argument-array", required_argument, 0, CHAR_MAX+1},
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{"input-file", required_argument, 0, CHAR_MAX+2},
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{0, 0, 0, 0}
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};
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@ -417,13 +445,13 @@ process_arguments (int argc, char **argv)
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pw = getpwuid ((uid_t) uid);
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/* check to be sure user exists */
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if (pw == NULL)
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usage2 (_("UID %s was not found"), optarg);
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usage2 (_("UID was not found"), optarg);
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}
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else {
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pw = getpwnam (optarg);
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/* check to be sure user exists */
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if (pw == NULL)
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usage2 (_("User name %s was not found"), optarg);
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usage2 (_("User name was not found"), optarg);
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/* then get uid */
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uid = pw->pw_uid;
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}
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@ -451,6 +479,15 @@ process_arguments (int argc, char **argv)
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asprintf (&fmt, "%s%sargs '%s'", (fmt ? fmt : ""), (options ? ", " : ""), args);
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options |= ARGS;
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break;
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case CHAR_MAX+1:
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err = regcomp(&re_args, optarg, cflags);
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if (err != 0) {
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regerror (err, &re_args, errbuf, MAX_INPUT_BUFFER);
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die (STATE_UNKNOWN, "PROCS %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf);
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}
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asprintf (&fmt, "%s%sregex args '%s'", (fmt ? fmt : ""), (options ? ", " : ""), optarg);
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options |= EREG_ARGS;
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break;
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case 'r': /* RSS */
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if (sscanf (optarg, "%d%[^0-9]", &rss, tmp) == 1) {
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asprintf (&fmt, "%s%sRSS >= %d", (fmt ? fmt : ""), (options ? ", " : ""), rss);
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@ -500,6 +537,9 @@ process_arguments (int argc, char **argv)
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case 'v': /* command */
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verbose++;
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break;
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case CHAR_MAX+2:
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input_filename = optarg;
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break;
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}
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}
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@ -667,7 +707,7 @@ print_help (void)
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{
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print_revision (progname, revision);
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printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>");
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printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
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printf (COPYRIGHT, copyright, email);
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printf ("%s\n", _("Checks all processes and generates WARNING or CRITICAL states if the specified"));
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@ -675,16 +715,15 @@ print_help (void)
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printf ("%s\n", _("of processes. Search filters can be applied to limit the processes to check."));
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printf ("\n\n");
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print_usage ();
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printf ("%s\n", _("Required Arguments:"));
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printf (_(UT_HELP_VRSN));
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printf (_(UT_EXTRA_OPTS));
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printf (" %s\n", "-w, --warning=RANGE");
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printf (" %s\n", _("Generate warning state if metric is outside this range"));
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printf (" %s\n", "-c, --critical=RANGE");
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printf (" %s\n", _("Generate critical state if metric is outside this range"));
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printf ("%s\n", _("Optional Arguments:"));
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printf (" %s\n", "-m, --metric=TYPE");
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printf (" %s\n", _("Check thresholds against metric. Valid types:"));
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printf (" %s\n", _("PROCS - number of processes (default)"));
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@ -700,7 +739,8 @@ print_help (void)
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printf (" %s\n", "-v, --verbose");
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printf (" %s\n", _("Extra information. Up to 3 verbosity levels"));
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printf ("%s\n", "Optional Filters:");
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printf ("\n");
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printf ("%s\n", "Filters:");
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printf (" %s\n", "-s, --state=STATUSFLAGS");
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printf (" %s\n", _("Only scan for processes that have, in the output of `ps`, one or"));
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printf (" %s\n", _("more of the status flags you specify (for example R, Z, S, RS,"));
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@ -717,6 +757,8 @@ print_help (void)
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printf (" %s\n", _("Only scan for processes with user name or ID indicated."));
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printf (" %s\n", "-a, --argument-array=STRING");
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printf (" %s\n", _("Only scan for processes with args that contain STRING."));
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printf (" %s\n", "--ereg-argument-array=STRING");
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printf (" %s\n", _("Only scan for processes with args that contain the regex STRING."));
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printf (" %s\n", "-C, --command=COMMAND");
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printf (" %s\n", _("Only scan for exact matches of COMMAND (without path)."));
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@ -732,6 +774,12 @@ the specified threshold ranges. The process count can be filtered by\n\
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process owner, parent process PID, current state (e.g., 'Z'), or may\n\
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be the total number of running processes\n\n"));
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#ifdef NP_EXTRA_OPTS
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printf ("%s\n", _("Notes:"));
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printf (_(UT_EXTRA_OPTS_NOTES));
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printf ("\n");
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#endif
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printf ("%s\n", _("Examples:"));
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printf (" %s\n", "check_procs -w 2:2 -c 2:1024 -C portsentry");
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printf (" %s\n", _("Warning if not two processes with command name portsentry."));
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@ -742,7 +790,7 @@ be the total number of running processes\n\n"));
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printf (" %s\n", "check_procs -w 50000 -c 100000 --metric=VSZ");
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printf (" %s\n\n", _("Alert if vsz of any processes over 50K or 100K"));
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printf (" %s\n", "check_procs -w 10 -c 20 --metric=CPU");
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printf (" %s\n\n", _("Alert if cpu of any processes over 10%% or 20%%"));
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printf (" %s\n", _("Alert if cpu of any processes over 10%% or 20%%"));
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printf (_(UT_SUPPORT));
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}
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@ -750,7 +798,7 @@ be the total number of running processes\n\n"));
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void
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print_usage (void)
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{
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printf (_("Usage:"));
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printf (_("Usage: "));
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printf ("%s -w <range> -c <range> [-m metric] [-s state] [-p ppid]\n", progname);
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printf (" [-u user] [-r rss] [-z vsz] [-P %%cpu] [-a argument-array]\n");
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printf (" [-C command] [-t timeout] [-v]\n");
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