[Nagiosplug-devel] snmpv3 plugin ?
John P. Looney
valen at tuatha.org
Wed Oct 30 01:05:02 CET 2002
On Tue, Oct 29, 2002 at 02:57:30PM -0500, Subhendu Ghosh mentioned:
> Can you post a diff let me know if this is against cvs or tarball ?
This is against the 1.3.0-beta2 SRPM from sourceforge. It creates an all
new file called plugins/check_snmp_v3.c (just in case I broke the old
one).
If you can tell why it's not treating arguments properly, I'd appreciate
it.
John
-------------- next part --------------
diff --new-file -r -u nagios-plugins-1.3.0-beta1-vanilla/plugins/Makefile.am nagios-plugins-1.3.0-beta1/plugins/Makefile.am
--- nagios-plugins-1.3.0-beta1-vanilla/plugins/Makefile.am Thu Feb 28 06:42:57 2002
+++ nagios-plugins-1.3.0-beta1/plugins/Makefile.am Tue Oct 29 15:23:17 2002
@@ -12,7 +12,7 @@
check_ups check_users check_vsz urlize \
@EXTRAS@
-EXTRA_PROGRAMS = check_mysql check_radius check_pgsql check_snmp check_hpjd \
+EXTRA_PROGRAMS = check_mysql check_radius check_pgsql check_snmp check_snmp_v3 check_hpjd \
check_swap check_fping check_ldap check_game check_dig \
check_nagios check_by_ssh check_dns check_nt
@@ -63,6 +63,7 @@
check_radius_LDADD = $(BASEOBJS) $(RADIUSLIBS)
check_real_LDADD = $(NETLIBS)
check_snmp_LDADD = $(BASEOBJS) popen.o
+check_snmp_v3_LDADD = $(BASEOBJS) popen.o
check_smtp_LDADD = $(NETLIBS)
check_ssh_LDADD = $(NETLIBS)
check_swap_LDADD = $(BASEOBJS) popen.o
@@ -102,6 +103,7 @@
check_radius_DEPENDENCIES = check_radius.c $(DEPLIBS)
check_real_DEPENDENCIES = check_real.c $(NETOBJS) $(DEPLIBS)
check_snmp_DEPENDENCIES = check_snmp.c $(BASEOBJS) popen.o $(DEPLIBS)
+check_snmp_v3_DEPENDENCIES = check_snmp_v3.c $(BASEOBJS) popen.o $(DEPLIBS)
check_smtp_DEPENDENCIES = check_smtp.c $(NETOBJS) $(DEPLIBS)
check_ssh_DEPENDENCIES = check_ssh.c $(NETOBJS) $(DEPLIBS)
check_swap_DEPENDENCIES = check_swap.c $(BASEOBJS) popen.o $(DEPLIBS)
diff --new-file -r -u nagios-plugins-1.3.0-beta1-vanilla/plugins/Makefile.in nagios-plugins-1.3.0-beta1/plugins/Makefile.in
--- nagios-plugins-1.3.0-beta1-vanilla/plugins/Makefile.in Thu Jun 13 15:02:17 2002
+++ nagios-plugins-1.3.0-beta1/plugins/Makefile.in Tue Oct 29 15:23:17 2002
@@ -124,10 +124,10 @@
check_ping check_pop check_procs check_real \
check_smtp check_ssh check_tcp check_time check_udp \
check_ups check_users check_vsz urlize \
- @EXTRAS@
+ @EXTRAS@ check_snmp_v3
-EXTRA_PROGRAMS = check_mysql check_radius check_pgsql check_snmp check_hpjd \
+EXTRA_PROGRAMS = check_mysql check_radius check_pgsql check_snmp check_snmp_v3 check_hpjd \
check_swap check_fping check_ldap check_game check_dig \
check_nagios check_by_ssh check_dns check_nt
@@ -176,6 +176,7 @@
check_radius_LDADD = $(BASEOBJS) $(RADIUSLIBS)
check_real_LDADD = $(NETLIBS)
check_snmp_LDADD = $(BASEOBJS) popen.o
+check_snmp_v3_LDADD = $(BASEOBJS) popen.o
check_smtp_LDADD = $(NETLIBS)
check_ssh_LDADD = $(NETLIBS)
check_swap_LDADD = $(BASEOBJS) popen.o
@@ -215,6 +216,7 @@
check_radius_DEPENDENCIES = check_radius.c $(DEPLIBS)
check_real_DEPENDENCIES = check_real.c $(NETOBJS) $(DEPLIBS)
check_snmp_DEPENDENCIES = check_snmp.c $(BASEOBJS) popen.o $(DEPLIBS)
+check_snmp_v3_DEPENDENCIES = check_snmp_v3.c $(BASEOBJS) popen.o $(DEPLIBS)
check_smtp_DEPENDENCIES = check_smtp.c $(NETOBJS) $(DEPLIBS)
check_ssh_DEPENDENCIES = check_ssh.c $(NETOBJS) $(DEPLIBS)
check_swap_DEPENDENCIES = check_swap.c $(BASEOBJS) popen.o $(DEPLIBS)
@@ -247,6 +249,9 @@
check_snmp_SOURCES = check_snmp.c
check_snmp_OBJECTS = check_snmp.o
check_snmp_LDFLAGS =
+check_snmp_v3_SOURCES = check_snmp_v3.c
+check_snmp_v3_OBJECTS = check_snmp_v3.o
+check_snmp_v3_LDFLAGS =
check_hpjd_SOURCES = check_hpjd.c
check_hpjd_OBJECTS = check_hpjd.o
check_hpjd_LDFLAGS =
@@ -371,12 +376,12 @@
.deps/check_nt.P .deps/check_nwstat.P .deps/check_overcr.P \
.deps/check_pgsql.P .deps/check_ping.P .deps/check_pop.P \
.deps/check_procs.P .deps/check_radius.P .deps/check_real.P \
-.deps/check_smtp.P .deps/check_snmp.P .deps/check_ssh.P \
+.deps/check_smtp.P .deps/check_snmp.P .deps/check_snmp_v3.P .deps/check_ssh.P \
.deps/check_swap.P .deps/check_tcp.P .deps/check_time.P \
.deps/check_udp.P .deps/check_ups.P .deps/check_users.P \
.deps/check_vsz.P .deps/urlize.P
-SOURCES = check_mysql.c check_radius.c check_pgsql.c check_snmp.c check_hpjd.c check_swap.c check_fping.c check_ldap.c check_game.c check_dig.c check_nagios.c check_by_ssh.c check_dns.c check_nt.c check_disk.c check_dummy.c check_ftp.c check_http.c check_imap.c check_load.c check_mrtg.c check_mrtgtraf.c check_nntp.c check_nwstat.c check_overcr.c check_ping.c check_pop.c check_procs.c check_real.c check_smtp.c check_ssh.c check_tcp.c check_time.c check_udp.c check_ups.c check_users.c check_vsz.c urlize.c
-OBJECTS = check_mysql.o check_radius.o check_pgsql.o check_snmp.o check_hpjd.o check_swap.o check_fping.o check_ldap.o check_game.o check_dig.o check_nagios.o check_by_ssh.o check_dns.o check_nt.o check_disk.o check_dummy.o check_ftp.o check_http.o check_imap.o check_load.o check_mrtg.o check_mrtgtraf.o check_nntp.o check_nwstat.o check_overcr.o check_ping.o check_pop.o check_procs.o check_real.o check_smtp.o check_ssh.o check_tcp.o check_time.o check_udp.o check_ups.o check_users.o check_vsz.o urlize.o
+SOURCES = check_mysql.c check_radius.c check_pgsql.c check_snmp.c check_snmp_v3.c check_hpjd.c check_swap.c check_fping.c check_ldap.c check_game.c check_dig.c check_nagios.c check_by_ssh.c check_dns.c check_nt.c check_disk.c check_dummy.c check_ftp.c check_http.c check_imap.c check_load.c check_mrtg.c check_mrtgtraf.c check_nntp.c check_nwstat.c check_overcr.c check_ping.c check_pop.c check_procs.c check_real.c check_smtp.c check_ssh.c check_tcp.c check_time.c check_udp.c check_ups.c check_users.c check_vsz.c urlize.c
+OBJECTS = check_mysql.o check_radius.o check_pgsql.o check_snmp.o check_snmp_v3.c check_hpjd.o check_swap.o check_fping.o check_ldap.o check_game.o check_dig.o check_nagios.o check_by_ssh.o check_dns.o check_nt.o check_disk.o check_dummy.o check_ftp.o check_http.o check_imap.o check_load.o check_mrtg.o check_mrtgtraf.o check_nntp.o check_nwstat.o check_overcr.o check_ping.o check_pop.o check_procs.o check_real.o check_smtp.o check_ssh.o check_tcp.o check_time.o check_udp.o check_ups.o check_users.o check_vsz.o urlize.o
all: all-redirect
.SUFFIXES:
@@ -569,6 +574,10 @@
@rm -f check_snmp
$(LINK) $(check_snmp_LDFLAGS) $(check_snmp_OBJECTS) $(check_snmp_LDADD) $(LIBS)
+check_snmp_v3: $(check_snmp_v3_OBJECTS) $(check_snmp_v3_DEPENDENCIES)
+ @rm -f check_snmp_v3
+ $(LINK) $(check_snmp_v3_LDFLAGS) $(check_snmp_v3_OBJECTS) $(check_snmp_LDADD) $(LIBS)
+
check_hpjd: $(check_hpjd_OBJECTS) $(check_hpjd_DEPENDENCIES)
@rm -f check_hpjd
$(LINK) $(check_hpjd_LDFLAGS) $(check_hpjd_OBJECTS) $(check_hpjd_LDADD) $(LIBS)
diff --new-file -r -u nagios-plugins-1.3.0-beta1-vanilla/plugins/check_snmp_v3.c nagios-plugins-1.3.0-beta1/plugins/check_snmp_v3.c
--- nagios-plugins-1.3.0-beta1-vanilla/plugins/check_snmp_v3.c Thu Jan 1 01:00:00 1970
+++ nagios-plugins-1.3.0-beta1/plugins/check_snmp_v3.c Tue Oct 29 15:23:34 2002
@@ -0,0 +1,842 @@
+/******************************************************************************
+ *
+ * CHECK_SNMP_V3.C
+ *
+ * Program: SNMP plugin for Nagios
+ * License: GPL
+ * Copyright (c) 1999 Ethan Galstad (nagios at nagios.org)
+ * Copyright (c) 2002 John Looney (valen at tuatha.org) for v3 bits
+ *
+ * Last Modified: $Date: 2002/02/28 06:42:59 $
+ *
+ * Description:
+ *
+ * This plugin uses the 'snmpget' command included with the UCD-SNMP
+ * package. If you don't have the package installed you will need to
+ * download it from http://ucd-snmp.ucdavis.edu before you can use
+ * this plugin.
+ *
+ * License Information:
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *./plugins/check_snmp 127.0.0.1 -c public -o .1.3.6.1.4.1.2021.9.1.2.1
+ *****************************************************************************/
+
+#include "common.h"
+#include "utils.h"
+#include "popen.h"
+
+#define PROGNAME check_snmp
+
+#define mark(a) ((a)!=0?"*":"")
+
+#define CHECK_UNDEF 0
+#define CRIT_PRESENT 1
+#define CRIT_STRING 2
+#define CRIT_REGEX 4
+#define CRIT_GT 8
+#define CRIT_LT 16
+#define CRIT_GE 32
+#define CRIT_LE 64
+#define CRIT_EQ 128
+#define CRIT_NE 256
+#define CRIT_RANGE 512
+#define WARN_PRESENT 1024
+#define WARN_STRING 2048
+#define WARN_REGEX 4096
+#define WARN_GT 8192
+#define WARN_LT 16384
+#define WARN_GE 32768
+#define WARN_LE 65536
+#define WARN_EQ 131072
+#define WARN_NE 262144
+#define WARN_RANGE 524288
+
+#define MAX_OIDS 8
+#define MAX_DELIM_LENGTH 8
+#define DEFAULT_DELIMITER "="
+#define DEFAULT_OUTPUT_DELIMITER " "
+
+void print_usage (void);
+void print_help (char *);
+int process_arguments (int, char **);
+int call_getopt (int, char **);
+int check_num (int);
+char *clarify_message (char *);
+int lu_getll (unsigned long *, char *);
+int lu_getul (unsigned long *, char *);
+char *thisarg (char *str);
+char *nextarg (char *str);
+
+#ifdef HAVE_REGEX_H
+#include <regex.h>
+char regex_expect[MAX_INPUT_BUFFER] = "";
+regex_t preg;
+regmatch_t pmatch[10];
+char timestamp[10] = "";
+char regex[MAX_INPUT_BUFFER];
+char errbuf[MAX_INPUT_BUFFER];
+int cflags = REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
+int eflags = 0;
+int errcode, excode;
+#endif
+
+char *server_address = NULL;
+char *community = NULL;
+char oid[MAX_INPUT_BUFFER] = "";
+char *label = NULL;
+char v3_args[MAX_INPUT_BUFFER]="";
+char *units = NULL;
+char string_value[MAX_INPUT_BUFFER] = "";
+char **labels = NULL;
+char **unitv = NULL;
+int nlabels = 0;
+int labels_size = 8;
+int nunits = 0;
+int unitv_size = 8;
+unsigned long lower_warn_lim[MAX_OIDS];
+unsigned long upper_warn_lim[MAX_OIDS];
+unsigned long lower_crit_lim[MAX_OIDS];
+unsigned long upper_crit_lim[MAX_OIDS];
+unsigned long response_value[MAX_OIDS];
+int check_warning_value = FALSE;
+int check_critical_value = FALSE;
+int eval_method[MAX_OIDS];
+char *delimiter = NULL;
+char *output_delim = NULL;
+
+
+int
+main (int argc, char **argv)
+{
+ int i = 0;
+ int iresult = STATE_UNKNOWN;
+ int found = 0;
+ int result = STATE_DEPENDENT;
+ char input_buffer[MAX_INPUT_BUFFER];
+ char *command_line = NULL;
+ char *response = NULL;
+ char *outbuff = NULL;
+ char *output = NULL;
+ char *ptr = NULL;
+ char *p2 = NULL;
+ char *show = NULL;
+
+ labels = malloc (labels_size);
+ unitv = malloc (unitv_size);
+ outbuff = strscpy (outbuff, "");
+ for (i = 0; i < MAX_OIDS; i++)
+ eval_method[i] = CHECK_UNDEF;
+ i = 0;
+
+ if (process_arguments (argc, argv) == ERROR)
+ usage ("Incorrect arguments supplied\n");
+
+ /* For v3, the command line looks something like:
+ * snmpget -v 3 -u user -l authNoPriv -a MD5 -A secret IP oid
+ *
+ /* create the command line to execute */
+ command_line = ssprintf
+ (command_line,
+ "%s -v 3 %s %s %s %s",
+ PATH_TO_SNMPGET, v3_args, server_address, community, oid);
+
+ /* run the command */
+ child_process = spopen (command_line);
+ if (child_process == NULL) {
+ printf ("Could not open pipe: %s\n", command_line);
+ exit (STATE_UNKNOWN);
+ }
+
+ child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
+ if (child_stderr == NULL) {
+ printf ("Could not open stderr for %s\n", command_line);
+ }
+
+ while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process))
+ output = strscat (output, input_buffer);
+
+ ptr = output;
+
+ while (ptr) {
+
+ ptr = strstr (ptr, delimiter);
+ if (ptr == NULL)
+ break;
+
+ ptr += strlen (delimiter);
+ ptr += strspn (ptr, " ");
+
+ found++;
+
+ if (ptr[0] == '"') {
+ ptr++;
+ response = strpcpy (response, ptr, "\"");
+ ptr = strpbrk (ptr, "\"");
+ ptr += strspn (ptr, "\"\n");
+ }
+ else {
+ response = strpcpy (response, ptr, "\n");
+ ptr = strpbrk (ptr, "\n");
+ ptr += strspn (ptr, "\n");
+ while
+ (strstr (ptr, delimiter) &&
+ strstr (ptr, "\n") && strstr (ptr, "\n") < strstr (ptr, delimiter)) {
+ response = strpcat (response, ptr, "\n");
+ ptr = strpbrk (ptr, "\n");
+ }
+ if (ptr && strstr (ptr, delimiter) == NULL) {
+ response = strscat (response, ptr);
+ ptr = NULL;
+ }
+ }
+
+ if (strstr (response, "Gauge: "))
+ show = strstr (response, "Gauge: ") + 7;
+ else if (strstr (response, "Gauge32: "))
+ show = strstr (response, "Gauge32: ") + 9;
+ else
+ show = response;
+ p2 = show;
+
+ if (eval_method[i] & CRIT_GT ||
+ eval_method[i] & CRIT_LT ||
+ eval_method[i] & CRIT_GE ||
+ eval_method[i] & CRIT_LE ||
+ eval_method[i] & CRIT_EQ ||
+ eval_method[i] & CRIT_NE ||
+ eval_method[i] & WARN_GT ||
+ eval_method[i] & WARN_LT ||
+ eval_method[i] & WARN_GE ||
+ eval_method[i] & WARN_LE ||
+ eval_method[i] & WARN_EQ || eval_method[i] & WARN_NE) {
+ p2 = strpbrk (p2, "0123456789");
+ response_value[i] = strtoul (p2, NULL, 10);
+ iresult = check_num (i);
+ show = ssprintf (show, "%d", response_value[i]);
+ }
+
+ else if (eval_method[i] & CRIT_STRING) {
+ if (strcmp (response, string_value))
+ iresult = STATE_CRITICAL;
+ else
+ iresult = STATE_OK;
+ }
+
+ else if (eval_method[i] & CRIT_REGEX) {
+#ifdef HAVE_REGEX_H
+ excode = regexec (&preg, response, 10, pmatch, eflags);
+ if (excode == 0) {
+ iresult = STATE_OK;
+ }
+ else if (excode != REG_NOMATCH) {
+ regerror (excode, &preg, errbuf, MAX_INPUT_BUFFER);
+ printf ("Execute Error: %s\n", errbuf);
+ exit (STATE_CRITICAL);
+ }
+ else {
+ iresult = STATE_CRITICAL;
+ }
+#else
+ printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
+ exit (STATE_UNKNOWN);
+#endif
+ }
+
+ else {
+ if (response)
+ iresult = STATE_OK;
+ else if (eval_method[i] & CRIT_PRESENT)
+ iresult = STATE_CRITICAL;
+ else
+ iresult = STATE_WARNING;
+ }
+
+ result = max (result, iresult);
+
+ if (nlabels > 1 && i < nlabels && labels[i] != NULL)
+ outbuff = ssprintf
+ (outbuff,
+ "%s%s%s %s%s%s",
+ outbuff,
+ (i == 0) ? " " : output_delim,
+ labels[i], mark (iresult), show, mark (iresult));
+ else
+ outbuff = ssprintf
+ (outbuff,
+ "%s%s%s%s%s",
+ outbuff,
+ (i == 0) ? " " : output_delim, mark (iresult), show, mark (iresult));
+
+ if (nunits > 0 && i < nunits)
+ outbuff = ssprintf (outbuff, "%s %s", outbuff, unitv[i]);
+
+ i++;
+
+ } /* end while */
+
+ if (found == 0)
+ terminate
+ (STATE_UNKNOWN,
+ "%s problem - No data recieved from host\nCMD: %s\n",
+ label, command_line);
+
+ /* WARNING if output found on stderr */
+ if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr))
+ result = max (result, STATE_WARNING);
+
+ /* close stderr */
+ (void) fclose (child_stderr);
+
+ /* close the pipe */
+ if (spclose (child_process))
+ result = max (result, STATE_WARNING);
+
+ if (nunits > 0)
+ printf ("%s %s -%s\n", label, state_text (result), outbuff);
+ else
+ printf ("%s %s -%s %s\n", label, state_text (result), outbuff, units);
+
+ return result;
+}
+
+/* process command-line arguments */
+int
+process_arguments (int argc, char **argv)
+{
+ int c;
+
+ if (argc < 2)
+ return ERROR;
+
+ for (c = 1; c < argc; c++) {
+ if (strcmp ("-to", argv[c]) == 0)
+ strcpy (argv[c], "-t");
+ if (strcmp ("-wv", argv[c]) == 0)
+ strcpy (argv[c], "-w");
+ if (strcmp ("-cv", argv[c]) == 0)
+ strcpy (argv[c], "-c");
+ }
+
+ c = 0;
+ while (c += (call_getopt (argc - c, &argv[c]))) {
+ if (argc <= c)
+ break;
+ if (server_address == NULL)
+ server_address = strscpy (NULL, argv[c]);
+ }
+
+ if (community == NULL)
+ community = strscpy (NULL, "public");
+
+ if (delimiter == NULL)
+ delimiter = strscpy (NULL, DEFAULT_DELIMITER);
+
+ if (output_delim == NULL)
+ output_delim = strscpy (NULL, DEFAULT_OUTPUT_DELIMITER);
+
+ if (label == NULL)
+ label = strscpy (NULL, "SNMP");
+
+ if (units == NULL)
+ units = strscpy (NULL, "");
+
+ return c;
+}
+
+int
+call_getopt (int argc, char **argv)
+{
+ char *ptr;
+ int c, i = 1;
+ int j = 0, jj = 0;
+
+#ifdef HAVE_GETOPT_H
+ int option_index = 0;
+ static struct option long_options[] = {
+ {"help", no_argument, 0, 'h'},
+ {"version", no_argument, 0, 'V'},
+ {"timeout", required_argument, 0, 't'},
+ {"critical", required_argument, 0, 'c'},
+ {"warning", required_argument, 0, 'w'},
+ {"hostname", required_argument, 0, 'H'},
+ {"community", required_argument, 0, 'C'},
+ {"oid", required_argument, 0, 'o'},
+ {"object", required_argument, 0, 'o'},
+ {"delimiter", required_argument, 0, 'd'},
+ {"output-delimiter", required_argument, 0, 'D'},
+ {"string", required_argument, 0, 's'},
+ {"regex", required_argument, 0, 'r'},
+ {"ereg", required_argument, 0, 'r'},
+ {"eregi", required_argument, 0, 'R'},
+ {"label", required_argument, 0, 'l'},
+ {"units", required_argument, 0, 'u'},
+ {"user", required_argument, 0, 'U'},
+ {"seclevel", required_argument, 0, 'L'},
+ {"authproto", required_argument, 0, 'a'},
+ {"password", required_argument, 0, 'A'},
+ {0, 0, 0, 0}
+ };
+#endif
+
+ while (1) {
+#ifdef HAVE_GETOPT_H
+ c =
+ getopt_long (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:U:L:a:A:",
+ long_options, &option_index);
+#else
+ c = getopt (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:U:L:a:A:");
+#endif
+
+ if (c == -1 || c == EOF)
+ break;
+
+ i++;
+ switch (c) {
+ case 't':
+ case 'c':
+ case 'w':
+ case 'H':
+ case 'C':
+ case 'o':
+ case 'd':
+ case 'D':
+ case 's':
+ case 'R':
+ case 'r':
+ case 'l':
+ case 'u':
+ i++;
+ }
+ switch (c) {
+ case '?': /* help */
+ printf ("%s: Unknown argument: %s\n\n", my_basename (argv[0]), optarg);
+ print_usage ();
+ exit (STATE_UNKNOWN);
+ case 'h': /* help */
+ print_help (my_basename (argv[0]));
+ exit (STATE_OK);
+ case 'V': /* version */
+ print_revision (my_basename (argv[0]), "$Revision: 1.1.1.1 $");
+ exit (STATE_OK);
+ case 't': /* timeout period */
+ if (!is_integer (optarg)) {
+ printf ("%s: Timeout Interval must be an integer!\n\n",
+ my_basename (argv[0]));
+ print_usage ();
+ exit (STATE_UNKNOWN);
+ }
+ timeout_interval = atoi (optarg);
+ break;
+ case 'c': /* critical time threshold */
+ if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
+ printf ("Invalid critical threshold: %s\n", optarg);
+ print_usage ();
+ exit (STATE_UNKNOWN);
+ }
+ for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
+ if (lu_getll (&lower_crit_lim[jj], ptr) == 1)
+ eval_method[jj] |= CRIT_LT;
+ if (lu_getul (&upper_crit_lim[jj], ptr) == 1)
+ eval_method[jj] |= CRIT_GT;
+ (ptr = index (ptr, ',')) ? ptr++ : ptr;
+ }
+ break;
+ case 'w': /* warning time threshold */
+ if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
+ printf ("Invalid warning threshold: %s\n", optarg);
+ print_usage ();
+ exit (STATE_UNKNOWN);
+ }
+ for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
+ if (lu_getll (&lower_warn_lim[jj], ptr) == 1)
+ eval_method[jj] |= WARN_LT;
+ if (lu_getul (&upper_warn_lim[jj], ptr) == 1)
+ eval_method[jj] |= WARN_GT;
+ (ptr = index (ptr, ',')) ? ptr++ : ptr;
+ }
+ break;
+ case 'H': /* Host or server */
+ server_address = strscpy (server_address, optarg);
+ break;
+ case 'C': /* group or community */
+ community = strscpy (community, optarg);
+ break;
+ case 'o': /* object identifier */
+ for (ptr = optarg; (ptr = index (ptr, ',')); ptr++)
+ ptr[0] = ' ';
+ strncpy (oid, optarg, sizeof (oid) - 1);
+ oid[sizeof (oid) - 1] = 0;
+ for (ptr = optarg, j = 1; (ptr = index (ptr, ' ')); ptr++)
+ j++;
+ break;
+ case 'd': /* delimiter */
+ delimiter = strscpy (delimiter, optarg);
+ break;
+ case 'D': /* output-delimiter */
+ output_delim = strscpy (output_delim, optarg);
+ break;
+ case 's': /* string or substring */
+ strncpy (string_value, optarg, sizeof (string_value) - 1);
+ string_value[sizeof (string_value) - 1] = 0;
+ eval_method[jj++] = CRIT_STRING;
+ break;
+ case 'R': /* regex */
+#ifdef HAVE_REGEX_H
+ cflags = REG_ICASE;
+#endif
+ case 'r': /* regex */
+#ifdef HAVE_REGEX_H
+ cflags |= REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
+ strncpy (regex_expect, optarg, sizeof (regex_expect) - 1);
+ regex_expect[sizeof (regex_expect) - 1] = 0;
+ errcode = regcomp (&preg, regex_expect, cflags);
+ if (errcode != 0) {
+ regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER);
+ printf ("Could Not Compile Regular Expression");
+ return ERROR;
+ }
+ eval_method[jj++] = CRIT_REGEX;
+#else
+ printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
+ exit (STATE_UNKNOWN);
+#endif
+ break;
+ case 'l': /* label */
+ label = optarg;
+ nlabels++;
+ if (nlabels >= labels_size) {
+ labels_size += 8;
+ labels = realloc (labels, labels_size);
+ if (labels == NULL)
+ terminate (STATE_UNKNOWN,
+ "Could not realloc() labels[%d]", nlabels);
+ }
+ labels[nlabels - 1] = optarg;
+ ptr = thisarg (optarg);
+ if (strstr (ptr, "'") == ptr)
+ labels[nlabels - 1] = ptr + 1;
+ else
+ labels[nlabels - 1] = ptr;
+ while (ptr && (ptr = nextarg (ptr))) {
+ if (nlabels >= labels_size) {
+ labels_size += 8;
+ labels = realloc (labels, labels_size);
+ if (labels == NULL)
+ terminate (STATE_UNKNOWN, "Could not realloc() labels\n");
+ }
+ labels++;
+ ptr = thisarg (ptr);
+ if (strstr (ptr, "'") == ptr)
+ labels[nlabels - 1] = ptr + 1;
+ else
+ labels[nlabels - 1] = ptr;
+ }
+ break;
+ case 'u': /* units */
+ units = optarg;
+ nunits++;
+ if (nunits >= unitv_size) {
+ unitv_size += 8;
+ unitv = realloc (unitv, unitv_size);
+ if (unitv == NULL)
+ terminate (STATE_UNKNOWN,
+ "Could not realloc() units [%d]\n", nunits);
+ }
+ unitv[nunits - 1] = optarg;
+ ptr = thisarg (optarg);
+ if (strstr (ptr, "'") == ptr)
+ unitv[nunits - 1] = ptr + 1;
+ else
+ unitv[nunits - 1] = ptr;
+ while (ptr && (ptr = nextarg (ptr))) {
+ if (nunits >= unitv_size) {
+ unitv_size += 8;
+ unitv = realloc (unitv, unitv_size);
+ if (units == NULL)
+ terminate (STATE_UNKNOWN, "Could not realloc() units\n");
+ }
+ nunits++;
+ ptr = thisarg (ptr);
+ if (strstr (ptr, "'") == ptr)
+ unitv[nunits - 1] = ptr + 1;
+ else
+ unitv[nunits - 1] = ptr;
+ }
+ break;
+ case 'U': /* username */
+ strncat(v3_args, " -u ", MAX_INPUT_BUFFER);
+ strncat(v3_args, thisarg(optarg), MAX_INPUT_BUFFER);
+ strncat(v3_args, " ", MAX_INPUT_BUFFER);
+ break;
+ case 'L': /* seclevel */
+ strncat(v3_args, " -l ", MAX_INPUT_BUFFER);
+ strncat(v3_args, thisarg(optarg), MAX_INPUT_BUFFER);
+ strncat(v3_args, " ", MAX_INPUT_BUFFER);
+ break;
+ case 'A': /* password */
+ strncat(v3_args, " -A ", MAX_INPUT_BUFFER);
+ strncat(v3_args, thisarg(optarg), MAX_INPUT_BUFFER);
+ strncat(v3_args, " ", MAX_INPUT_BUFFER);
+ break;
+ case 'a': /* authproto */
+ strncat(v3_args, " -a ", MAX_INPUT_BUFFER);
+ strncat(v3_args, thisarg(optarg), MAX_INPUT_BUFFER);
+ strncat(v3_args, " ", MAX_INPUT_BUFFER);
+ break;
+ }
+ }
+ return i;
+}
+
+void
+print_usage (void)
+{
+ printf
+ ("Usage: check_snmp -H <ip_address> -U username -L seclevel -A passwd -a auth_protocol\n"
+ " -o <OID> [-w warn_range] [-c crit_range] \n"
+ " [-C community] [-s string] [-r regex] [-R regexi] [-t timeout]\n"
+ " [-l label] [-u units] [-d delimiter] [-D output-delimiter]\n"
+ " check_snmp --help\n" " check_snmp --version\n");
+}
+
+void
+print_help (char *cmd)
+{
+ printf ("Copyright (c) 1999 Ethan Galstad (nagios at nagios.org)\n"
+ "License: GPL\n\n");
+ print_usage ();
+ printf
+ ("\nOptions:\n"
+ " -h, --help\n"
+ " Print detailed help screen\n"
+ " -V, --version\n"
+ " Print version information\n"
+ " -H, --hostname=HOST\n"
+ " Name or IP address of the device you wish to query\n"
+ " -o, --oid=OID(s)\n"
+ " Object identifier(s) whose value you wish to query\n"
+ " -U, --username\n"
+ " SNMPv3 username\n"
+ " -L, seclevel\n"
+ " SNMPv3 Security level, i.e. AuthNoPriv\n"
+ " -A, password\n"
+ " SNMPv3 Password\n"
+ " -a, authproto\n"
+ " SNMPv3 Authorization protocol, i.e. MD5\n"
+ " -w, --warning=INTEGER_RANGE(s)\n"
+ " Range(s) which will not result in a WARNING status\n"
+ " -c, --critical=INTEGER_RANGE(s)\n"
+ " Range(s) which will not result in a CRITICAL status\n"
+ " -C, --community=STRING\n"
+ " Optional community string for SNMP communication\n"
+ " (default is \"public\")\n"
+ " -u, --units=STRING\n"
+ " Units label(s) for output data (e.g., 'sec.').\n"
+ " -d, --delimiter=STRING\n"
+ " Delimiter to use when parsing returned data. Default is \"%s\"\n"
+ " Any data on the right hand side of the delimiter is considered\n"
+ " to be the data that should be used in the evaluation.\n"
+ " -t, --timeout=INTEGER\n"
+ " Seconds to wait before plugin times out (see also nagios server timeout)\n"
+ " -D, --output-delimiter=STRING\n"
+ " Separates output on multiple OID requests\n"
+ " -s, --string=STRING\n"
+ " Return OK state (for that OID) if STRING is an exact match\n"
+ " -r, --ereg=REGEX\n"
+ " Return OK state (for that OID) if extended regular expression REGEX matches\n"
+ " -R, --eregi=REGEX\n"
+ " Return OK state (for that OID) if case-insensitive extended REGEX matches\n"
+ " -l, --label=STRING\n"
+ " Prefix label for output from plugin (default -s 'SNMP')\n\n"
+ "- This plugin uses the 'snmpget' command included with the UCD-SNMP package.\n"
+ " If you don't have the package installed, you will need to download it from\n"
+ " http://ucd-snmp.ucdavis.edu before you can use this plugin.\n"
+ "- Multiple OIDs may be indicated by a comma- or space-delimited list (lists with\n"
+ " internal spaces must be quoted)\n"
+ "- Ranges are inclusive and are indicated with colons. When specified as\n"
+ " 'min:max' a STATE_OK will be returned if the result is within the indicated\n"
+ " range or is equal to the upper or lower bound. A non-OK state will be\n"
+ " returned if the result is outside the specified range.\n"
+ "- If spcified in the order 'max:min' a non-OK state will be returned if the\n"
+ " result is within the (inclusive) range.\n"
+ "- Upper or lower bounds may be omitted to skip checking the respective limit.\n"
+ "- Bare integers are interpreted as upper limits.\n"
+ "- When checking multiple OIDs, separate ranges by commas like '-w 1:10,1:,:20'\n"
+ "- Note that only one string and one regex may be checked at present\n"
+ "- All evaluation methods other than PR, STR, and SUBSTR expect that the value\n"
+ " returned from the SNMP query is an unsigned integer.\n\n",
+ DEFAULT_DELIMITER);
+}
+
+char *
+clarify_message (char *msg)
+{
+ int i = 0;
+ int foo;
+ char tmpmsg_c[MAX_INPUT_BUFFER];
+ char *tmpmsg = (char *) &tmpmsg_c;
+ tmpmsg = strcpy (tmpmsg, msg);
+ if (!strncmp (tmpmsg, " Hex:", 5)) {
+ tmpmsg = strtok (tmpmsg, ":");
+ while ((tmpmsg = strtok (NULL, " "))) {
+ foo = strtol (tmpmsg, NULL, 16);
+ /* Translate chars that are not the same value in the printers
+ * character set.
+ */
+ switch (foo) {
+ case 208:
+ {
+ foo = 197;
+ break;
+ }
+ case 216:
+ {
+ foo = 196;
+ break;
+ }
+ }
+ msg[i] = foo;
+ i++;
+ }
+ msg[i] = 0;
+ }
+ return (msg);
+}
+
+
+int
+check_num (int i)
+{
+ int result;
+ result = STATE_OK;
+ if (eval_method[i] & WARN_GT && eval_method[i] & WARN_LT &&
+ lower_warn_lim[i] > upper_warn_lim[i]) {
+ if (response_value[i] <= lower_warn_lim[i] &&
+ response_value[i] >= upper_warn_lim[i]) {
+ result = STATE_WARNING;
+ }
+ }
+ else if
+ ((eval_method[i] & WARN_GT && response_value[i] > upper_warn_lim[i]) ||
+ (eval_method[i] & WARN_GE && response_value[i] >= upper_warn_lim[i]) ||
+ (eval_method[i] & WARN_LT && response_value[i] < lower_warn_lim[i]) ||
+ (eval_method[i] & WARN_LE && response_value[i] <= lower_warn_lim[i]) ||
+ (eval_method[i] & WARN_EQ && response_value[i] == upper_warn_lim[i]) ||
+ (eval_method[i] & WARN_NE && response_value[i] != upper_warn_lim[i])) {
+ result = STATE_WARNING;
+ }
+
+ if (eval_method[i] & CRIT_GT && eval_method[i] & CRIT_LT &&
+ lower_warn_lim[i] > upper_warn_lim[i]) {
+ if (response_value[i] <= lower_crit_lim[i] &&
+ response_value[i] >= upper_crit_lim[i]) {
+ result = STATE_CRITICAL;
+ }
+ }
+ else if
+ ((eval_method[i] & CRIT_GT && response_value[i] > upper_crit_lim[i]) ||
+ (eval_method[i] & CRIT_GE && response_value[i] >= upper_crit_lim[i]) ||
+ (eval_method[i] & CRIT_LT && response_value[i] < lower_crit_lim[i]) ||
+ (eval_method[i] & CRIT_LE && response_value[i] <= lower_crit_lim[i]) ||
+ (eval_method[i] & CRIT_EQ && response_value[i] == upper_crit_lim[i]) ||
+ (eval_method[i] & CRIT_NE && response_value[i] != upper_crit_lim[i])) {
+ result = STATE_CRITICAL;
+ }
+
+ return result;
+}
+
+
+int
+lu_getll (unsigned long *ll, char *str)
+{
+ char tmp[100];
+ if (strchr (str, ':') == NULL)
+ return 0;
+ if (strchr (str, ',') != NULL && (strchr (str, ',') < strchr (str, ':')))
+ return 0;
+ if (sscanf (str, "%lu%[:]", ll, tmp) == 2)
+ return 1;
+ return 0;
+}
+
+int
+lu_getul (unsigned long *ul, char *str)
+{
+ char tmp[100];
+ if (sscanf (str, "%lu%[^,]", ul, tmp) == 1)
+ return 1;
+ if (sscanf (str, ":%lu%[^,]", ul, tmp) == 1)
+ return 1;
+ if (sscanf (str, "%*u:%lu%[^,]", ul, tmp) == 1)
+ return 1;
+ return 0;
+}
+
+
+
+
+
+
+/* trim leading whitespace
+ if there is a leading quote, make sure it balances */
+
+char *
+thisarg (char *str)
+{
+ str += strspn (str, " \t\r\n"); /* trim any leading whitespace */
+ if (strstr (str, "'") == str) { /* handle SIMPLE quoted strings */
+ if (strlen (str) == 1 || !strstr (str + 1, "'"))
+ terminate (STATE_UNKNOWN, "Unbalanced quotes\n");
+ }
+ return str;
+}
+
+
+/* if there's a leading quote, advance to the trailing quote
+ set the trailing quote to '\x0'
+ if the string continues, advance beyond the comma */
+
+char *
+nextarg (char *str)
+{
+ if (strstr (str, "'") == str) {
+ if (strlen (str) > 1) {
+ str = strstr (str + 1, "'");
+ str[0] = 0;
+ return (++str);
+ }
+ else {
+ str[0] = 0;
+ return NULL;
+ }
+ }
+ if (strstr (str, ",") == str) {
+ if (strlen (str) > 1) {
+ str[0] = 0;
+ return (++str);
+ }
+ else {
+ str[0] = 0;
+ return NULL;
+ }
+ }
+ if ((str = strstr (str, ",")) && strlen (str) > 1) {
+ str[0] = 0;
+ return (++str);
+ }
+ return NULL;
+}
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