X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=plugins%2Fcheck_snmp.c;h=dcb31386478e9b191ed8864c8681362fdde0a6ed;hb=6b782ebfd4832c1fe621556bcf894162b8caa8aa;hp=68ffaf55c4e37a19ff4669eff869d75b13ab55c1;hpb=561da286a12ae7abb9d120b7ca87ffe46a225250;p=nagiosplug.git
diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index 68ffaf5..dcb3138 100644
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -1,375 +1,309 @@
-/******************************************************************************
- *
- * Program: SNMP plugin for Nagios
- * License: GPL
- *
- * 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
- *
- *****************************************************************************/
+/*****************************************************************************
+*
+* Nagios check_snmp plugin
+*
+* License: GPL
+* Copyright (c) 1999-2007 Nagios Plugins Development Team
+*
+* Description:
+*
+* This file contains the check_snmp plugin
+*
+* Check status of remote machines and obtain system information via SNMP
+*
+*
+* 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 3 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, see .
+*
+*
+*****************************************************************************/
const char *progname = "check_snmp";
-const char *revision = "$Revision$";
-const char *copyright = "1999-2003";
+const char *copyright = "1999-2007";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
+#include "common.h"
+#include "utils.h"
+#include "utils_cmd.h"
+
#define DEFAULT_COMMUNITY "public"
#define DEFAULT_PORT "161"
#define DEFAULT_MIBLIST "ALL"
#define DEFAULT_PROTOCOL "1"
+#define DEFAULT_TIMEOUT 1
+#define DEFAULT_RETRIES 5
#define DEFAULT_AUTH_PROTOCOL "MD5"
+#define DEFAULT_PRIV_PROTOCOL "DES"
#define DEFAULT_DELIMITER "="
#define DEFAULT_OUTPUT_DELIMITER " "
-#include "common.h"
-#include "utils.h"
-#include "popen.h"
-
-void
-print_usage (void)
-{
- printf (_("\
-Usage: %s -H -o [-w warn_range] [-c crit_range] \n\
- [-C community] [-s string] [-r regex] [-R regexi] [-t timeout]\n\
- [-l label] [-u units] [-p port-number] [-d delimiter]\n\
- [-D output-delimiter] [-m miblist] [-P snmp version]\n\
- [-L seclevel] [-U secname] [-a authproto] [-A authpasswd]\n\
- [-X privpasswd]\n"), progname);
- printf (_(UT_HLP_VRS), progname, progname);
-}
-
-void
-print_help (void)
-{
- print_revision (progname, revision);
-
- printf (_(COPYRIGHT), copyright, email);
-
- printf (_("\
-Check status of remote machines and obtain sustem information via SNMP\n\n"));
-
- print_usage ();
-
- printf (_(UT_HELP_VRSN));
-
- printf (_(UT_HOST_PORT), 'p', DEFAULT_PORT);
-
- /* SNMP and Authentication Protocol */
- printf (_("\
- -P, --protocol=[1|3]\n\
- SNMP protocol version\n\
- -L, --seclevel=[noAuthNoPriv|authNoPriv|authPriv]\n\
- SNMPv3 securityLevel\n\
- -a, --authproto=[MD5|SHA]\n\
- SNMPv3 auth proto\n"));
-
- /* Authentication Tokens*/
- printf (_("\
- -C, --community=STRING\n\
- Optional community string for SNMP communication\n\
- (default is \"%s\")\n\
- -U, --secname=USERNAME\n\
- SNMPv3 username\n\
- -A, --authpassword=PASSWORD\n\
- SNMPv3 authentication password\n\
- -X, --privpasswd=PASSWORD\n\
- SNMPv3 crypt passwd (DES)\n"), DEFAULT_COMMUNITY);
-
- /* OID Stuff */
- printf (_("\
- -o, --oid=OID(s)\n\
- Object identifier(s) whose value you wish to query\n\
- -m, --miblist=STRING\n\
- List of MIBS to be loaded (default = ALL)\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"), DEFAULT_DELIMITER);
-
- /* Tests Against Integers */
- printf (_("\
- -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"));
-
- /* Tests Against Strings */
- printf (_("\
- -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"));
-
- /* Output Formatting */
- printf (_("\
- -u, --units=STRING\n\
- Units label(s) for output data (e.g., 'sec.').\n\
- -D, --output-delimiter=STRING\n\
- Separates output on multiple OID requests\n"));
-
- printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
-
- printf (_(UT_VERBOSE));
-
- printf (_("\n\
-- This plugin uses the 'snmpget' command included with the NET-SNMP package.\n\
- If you don't have the package installed, you will need to download it from\n\
- http://net-snmp.sourceforge.net before you can use this plugin.\n"));
-
- printf (_("\
-- Multiple OIDs may be indicated by a comma- or space-delimited list (lists with\n\
- internal spaces must be quoted) [max 8 OIDs]\n"));
-
- printf (_("\
-- 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"));
-
- printf (_("\
-- If specified in the order 'max:min' a non-OK state will be returned if the\n\
- result is within the (inclusive) range.\n"));
-
- printf (_("\
-- 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"));
-
- printf (_(UT_SUPPORT));
-}
-
-
#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 WARN_PRESENT 8
+#define WARN_STRING 16
+#define WARN_REGEX 32
#define MAX_OIDS 8
-#define MAX_DELIM_LENGTH 8
-void print_usage (void);
-void print_help (void);
int process_arguments (int, char **);
int validate_arguments (void);
-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);
+void print_usage (void);
+void print_help (void);
-#ifdef HAVE_REGEX_H
-#include
+#include "regex.h"
char regex_expect[MAX_INPUT_BUFFER] = "";
regex_t preg;
regmatch_t pmatch[10];
-char timestamp[10] = "";
-char errbuf[MAX_INPUT_BUFFER];
+char errbuf[MAX_INPUT_BUFFER] = "";
+char perfstr[MAX_INPUT_BUFFER] = "| ";
int cflags = REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
int eflags = 0;
int errcode, excode;
-#endif
char *server_address = NULL;
-char *community = DEFAULT_COMMUNITY;
-char *authpriv = NULL;
+char *community = NULL;
+char **authpriv = NULL;
char *proto = NULL;
char *seclevel = NULL;
char *secname = NULL;
char *authproto = NULL;
+char *privproto = NULL;
char *authpasswd = NULL;
char *privpasswd = NULL;
-char *oid = "";
-char *label = "SNMP";
-char *units = "";
-char *port = DEFAULT_PORT;
+char **oids = NULL;
+char *label;
+char *units;
+char *port;
+char *snmpcmd;
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;
-int verbose = FALSE;
-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;
+size_t nlabels = 0;
+size_t labels_size = 8;
+size_t nunits = 0;
+size_t unitv_size = 8;
+int numoids = 0;
+int numauthpriv = 0;
+int verbose = 0;
+int usesnmpgetnext = FALSE;
+char *warning_thresholds = NULL;
+char *critical_thresholds = NULL;
+thresholds *thlds[MAX_OIDS];
+double response_value[MAX_OIDS];
+int retries = 0;
int eval_method[MAX_OIDS];
-char *delimiter = DEFAULT_DELIMITER;
-char *output_delim = DEFAULT_OUTPUT_DELIMITER;
-char *miblist = DEFAULT_MIBLIST;
+char *delimiter;
+char *output_delim;
+char *miblist = NULL;
+int needmibs = FALSE;
int
main (int argc, char **argv)
{
- int i = 0;
+ int i;
int iresult = STATE_UNKNOWN;
- int found = 0;
- int result = STATE_DEPENDENT;
- char input_buffer[MAX_INPUT_BUFFER];
- char *command_line = NULL;
+ int result = STATE_UNKNOWN;
+ int return_code = 0;
+ int external_error = 0;
+ char **command_line = NULL;
+ char *cl_hidden_auth = NULL;
+ char *oidname = NULL;
char *response = NULL;
- char *outbuff = "";
- char *output = "";
+ char *outbuff;
char *ptr = NULL;
- char *p2 = NULL;
char *show = NULL;
+ char *th_warn=NULL;
+ char *th_crit=NULL;
+ char type[8] = "";
+ output chld_out, chld_err;
+
+ setlocale (LC_ALL, "");
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
labels = malloc (labels_size);
unitv = malloc (unitv_size);
for (i = 0; i < MAX_OIDS; i++)
eval_method[i] = CHECK_UNDEF;
- i = 0;
+
+ label = strdup ("SNMP");
+ units = strdup ("");
+ port = strdup (DEFAULT_PORT);
+ outbuff = strdup ("");
+ delimiter = strdup (" = ");
+ output_delim = strdup (DEFAULT_OUTPUT_DELIMITER);
+ timeout_interval = DEFAULT_TIMEOUT;
+ retries = DEFAULT_RETRIES;
+
+ /* Parse extra opts if any */
+ argv=np_extra_opts (&argc, argv, progname);
if (process_arguments (argc, argv) == ERROR)
- usage (_("Incorrect arguments supplied\n"));
+ usage4 (_("Could not parse arguments"));
+
+ /* Populate the thresholds */
+ th_warn=warning_thresholds;
+ th_crit=critical_thresholds;
+ for (i=0; i 0) {
+ printf (_("External command error: %s\n"), chld_err.line[0]);
+ for (i = 1; i < chld_err.lines; i++) {
+ printf ("%s\n", chld_err.line[i]);
+ }
+ } else {
+ printf(_("External command error with no output (return code: %d)\n"), return_code);
+ }
+ exit (STATE_UNKNOWN);
+ }
- ptr = output;
+ if (verbose) {
+ for (i = 0; i < chld_out.lines; i++) {
+ printf ("%s\n", chld_out.line[i]);
+ }
+ }
- while (ptr) {
+ for (i = 0; i < chld_out.lines; i++) {
+ const char *conv = "%.0f";
- ptr = strstr (ptr, delimiter);
- if (ptr == NULL)
+ ptr = chld_out.line[i];
+ oidname = strpcpy (oidname, ptr, delimiter);
+ response = strstr (ptr, delimiter);
+ if (response == 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 (verbose > 2) {
+ printf("Processing line %i\n oidname: %s\n response: %s\n", i+1, oidname, response);
}
+ /* Clean up type array - Sol10 does not necessarily zero it out */
+ bzero(type, sizeof(type));
+
/* We strip out the datatype indicator for PHBs */
if (strstr (response, "Gauge: "))
show = strstr (response, "Gauge: ") + 7;
else if (strstr (response, "Gauge32: "))
show = strstr (response, "Gauge32: ") + 9;
- else if (strstr (response, "Counter32: "))
+ else if (strstr (response, "Counter32: ")) {
show = strstr (response, "Counter32: ") + 11;
+ strcpy(type, "c");
+ }
+ else if (strstr (response, "Counter64: ")) {
+ show = strstr (response, "Counter64: ") + 11;
+ strcpy(type, "c");
+ }
else if (strstr (response, "INTEGER: "))
show = strstr (response, "INTEGER: ") + 9;
- else if (strstr (response, "STRING: "))
+ else if (strstr (response, "STRING: ")) {
show = strstr (response, "STRING: ") + 8;
+ conv = "%.10g";
+ }
+ else if (strstr (response, "Timeticks: "))
+ show = strstr (response, "Timeticks: ");
else
show = response;
- p2 = show;
iresult = STATE_DEPENDENT;
/* Process this block for integer comparisons */
- 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");
- if (p2 == NULL)
- terminate (STATE_UNKNOWN,"No valid data returned");
- response_value[i] = strtoul (p2, NULL, 10);
- iresult = check_num (i);
- asprintf (&show, "%lu", response_value[i]);
+ if (thlds[i]->warning || thlds[i]->critical) {
+ ptr = strpbrk (show, "0123456789");
+ if (ptr == NULL)
+ die (STATE_UNKNOWN,_("No valid data returned"));
+ response_value[i] = strtod (ptr, NULL);
+ iresult = get_status(response_value[i], thlds[i]);
+ asprintf (&show, conv, response_value[i]);
}
/* Process this block for string matching */
else if (eval_method[i] & CRIT_STRING) {
- if (strcmp (response, string_value))
+ if (strcmp (show, string_value))
iresult = STATE_CRITICAL;
else
iresult = STATE_OK;
@@ -377,7 +311,6 @@ main (int argc, char **argv)
/* Process this block for regex matching */
else if (eval_method[i] & CRIT_REGEX) {
-#ifdef HAVE_REGEX_H
excode = regexec (&preg, response, 10, pmatch, eflags);
if (excode == 0) {
iresult = STATE_OK;
@@ -390,10 +323,6 @@ main (int argc, char **argv)
else {
iresult = STATE_CRITICAL;
}
-#else
- printf (_("%s UNKNOWN: call for regex which was not a compiled option"), label);
- exit (STATE_UNKNOWN);
-#endif
}
/* Process this block for existence-nonexistence checks */
@@ -402,7 +331,7 @@ main (int argc, char **argv)
iresult = STATE_CRITICAL;
else if (eval_method[i] & WARN_PRESENT)
iresult = STATE_WARNING;
- else if (response && iresult == STATE_DEPENDENT)
+ else if (response && iresult == STATE_DEPENDENT)
iresult = STATE_OK;
}
@@ -410,47 +339,36 @@ main (int argc, char **argv)
result = max_state (result, iresult);
/* Prepend a label for this OID if there is one */
- if (nlabels > 1 && i < nlabels && labels[i] != NULL)
+ if (nlabels > (size_t)1 && (size_t)i < nlabels && labels[i] != NULL)
asprintf (&outbuff, "%s%s%s %s%s%s", outbuff,
- (i == 0) ? " " : output_delim,
- labels[i], mark (iresult), show, mark (iresult));
+ (i == 0) ? " " : output_delim,
+ labels[i], mark (iresult), show, mark (iresult));
else
asprintf (&outbuff, "%s%s%s%s%s", outbuff, (i == 0) ? " " : output_delim,
- mark (iresult), show, mark (iresult));
+ mark (iresult), show, mark (iresult));
/* Append a unit string for this OID if there is one */
- if (nunits > 0 && i < nunits && unitv[i] != NULL)
+ if (nunits > (size_t)0 && (size_t)i < nunits && unitv[i] != NULL)
asprintf (&outbuff, "%s %s", outbuff, unitv[i]);
- i++;
-
- } /* end while (ptr) */
-
- 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_state (result, STATE_WARNING);
+ if (is_numeric(show)) {
+ strncat(perfstr, oidname, sizeof(perfstr)-strlen(perfstr)-1);
+ strncat(perfstr, "=", sizeof(perfstr)-strlen(perfstr)-1);
+ strncat(perfstr, show, sizeof(perfstr)-strlen(perfstr)-1);
- /* close stderr */
- (void) fclose (child_stderr);
-
- /* close the pipe */
- if (spclose (child_process))
- result = max_state (result, STATE_WARNING);
+ if (type)
+ strncat(perfstr, type, sizeof(perfstr)-strlen(perfstr)-1);
+ strncat(perfstr, " ", sizeof(perfstr)-strlen(perfstr)-1);
+ }
+ }
-/* if (nunits == 1 || i == 1) */
-/* printf ("%s %s -%s %s\n", label, state_text (result), outbuff, units); */
-/* else */
- printf ("%s %s -%s\n", label, state_text (result), outbuff);
+ printf ("%s %s -%s %s \n", label, state_text (result), outbuff, perfstr);
return result;
}
+
+
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
@@ -459,8 +377,8 @@ process_arguments (int argc, char **argv)
int c = 1;
int j = 0, jj = 0, ii = 0;
- int option_index = 0;
- static struct option long_options[] = {
+ int option = 0;
+ static struct option longopts[] = {
STD_LONG_OPTS,
{"community", required_argument, 0, 'C'},
{"oid", required_argument, 0, 'o'},
@@ -468,19 +386,23 @@ process_arguments (int argc, char **argv)
{"delimiter", required_argument, 0, 'd'},
{"output-delimiter", required_argument, 0, 'D'},
{"string", required_argument, 0, 's'},
+ {"timeout", required_argument, 0, 't'},
{"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'},
{"port", required_argument, 0, 'p'},
+ {"retries", required_argument, 0, 'e'},
{"miblist", required_argument, 0, 'm'},
{"protocol", required_argument, 0, 'P'},
{"seclevel", required_argument, 0, 'L'},
{"secname", required_argument, 0, 'U'},
{"authproto", required_argument, 0, 'a'},
+ {"privproto", required_argument, 0, 'x'},
{"authpasswd", required_argument, 0, 'A'},
{"privpasswd", required_argument, 0, 'X'},
+ {"next", no_argument, 0, 'n'},
{0, 0, 0, 0}
};
@@ -498,104 +420,102 @@ process_arguments (int argc, char **argv)
}
while (1) {
- c = getopt_long (argc, argv, "hvVt:c:w:H:C:o:e:E:d:D:s:R:r:l:u:p:m:P:L:U:a:A:X:",
- long_options, &option_index);
+ c = getopt_long (argc, argv, "nhvVt:c:w:H:C:o:e:E:d:D:s:t:R:r:l:u:p:m:P:L:U:a:x:A:X:",
+ longopts, &option);
if (c == -1 || c == EOF)
break;
switch (c) {
case '?': /* usage */
- usage3 ("Unknown argument", optopt);
+ usage5 ();
case 'h': /* help */
print_help ();
- exit (STATE_OK);
+ exit (STATE_OK);
case 'V': /* version */
- print_revision (progname, revision);
+ print_revision (progname, NP_VERSION);
exit (STATE_OK);
case 'v': /* verbose */
- verbose = TRUE;
+ verbose++;
break;
/* Connection info */
case 'C': /* group or community */
- community = strscpy (community, optarg);
+ community = optarg;
break;
case 'H': /* Host or server */
- server_address = strscpy (server_address, optarg);
+ server_address = optarg;
break;
- case 'p': /* TCP port number */
- port = strscpy(port, optarg);
+ case 'p': /* TCP port number */
+ port = optarg;
break;
- case 'm': /* List of MIBS */
- miblist = strscpy(miblist, optarg);
+ case 'm': /* List of MIBS */
+ miblist = optarg;
break;
- case 'P': /* SNMP protocol version */
- proto = strscpy(proto, optarg);
+ case 'n': /* usesnmpgetnext */
+ usesnmpgetnext = TRUE;
break;
- case 'L': /* security level */
- seclevel = strscpy(seclevel,optarg);
+ case 'P': /* SNMP protocol version */
+ proto = optarg;
break;
- case 'U': /* security username */
- secname = strscpy(secname, optarg);
+ case 'L': /* security level */
+ seclevel = optarg;
break;
- case 'a': /* auth protocol */
- asprintf (&authproto, optarg);
+ case 'U': /* security username */
+ secname = optarg;
break;
- case 'A': /* auth passwd */
- authpasswd = strscpy(authpasswd, optarg);
+ case 'a': /* auth protocol */
+ authproto = optarg;
break;
- case 'X': /* priv passwd */
- privpasswd = strscpy(privpasswd, optarg);
+ case 'x': /* priv protocol */
+ privproto = optarg;
+ break;
+ case 'A': /* auth passwd */
+ authpasswd = optarg;
+ break;
+ case 'X': /* priv passwd */
+ privpasswd = optarg;
break;
case 't': /* timeout period */
if (!is_integer (optarg))
- usage2 (_("Timeout Interval must be an integer"), optarg);
- timeout_interval = atoi (optarg);
+ usage2 (_("Timeout interval must be a positive integer"), optarg);
+ else
+ timeout_interval = atoi (optarg);
break;
/* Test parameters */
- 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; 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;
- }
+ case 'c': /* critical threshold */
+ critical_thresholds = optarg;
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; ptr && ii < MAX_OIDS; ii++) {
- if (lu_getll (&lower_warn_lim[ii], ptr) == 1)
- eval_method[ii] |= WARN_LT;
- if (lu_getul (&upper_warn_lim[ii], ptr) == 1)
- eval_method[ii] |= WARN_GT;
- (ptr = index (ptr, ',')) ? ptr++ : ptr;
- }
+ case 'w': /* warning threshold */
+ warning_thresholds = optarg;
break;
- case 'o': /* object identifier */
case 'e': /* PRELIMINARY - may change */
case 'E': /* PRELIMINARY - may change */
- for (ptr = optarg; (ptr = index (ptr, ',')); ptr++)
- ptr[0] = ' '; /* relpace comma with space */
- for (ptr = optarg; (ptr = index (ptr, ' ')); ptr++)
- j++; /* count OIDs */
- asprintf (&oid, "%s %s", (oid?oid:""), optarg);
+ if (!is_integer (optarg))
+ usage2 (_("Retries interval must be a positive integer"), optarg);
+ else
+ retries = atoi(optarg);
+ break;
+ case 'o': /* object identifier */
+ if ( strspn( optarg, "0123456789.," ) != strlen( optarg ) ) {
+ /*
+ * we have something other than digits, periods and comas,
+ * so we have a mib variable, rather than just an SNMP OID,
+ * so we have to actually read the mib files
+ */
+ needmibs = TRUE;
+ }
+ if (!oids) oids = calloc(MAX_OIDS, sizeof (char *));
+ for (ptr = strtok(optarg, ", "); ptr != NULL && j < MAX_OIDS; ptr = strtok(NULL, ", "), j++) {
+ oids[j] = strdup(ptr);
+ }
+ numoids = j;
if (c == 'E' || c == 'e') {
jj++;
ii++;
}
- if (c == 'E')
+ if (c == 'E')
eval_method[j+1] |= WARN_PRESENT;
else if (c == 'e')
eval_method[j+1] |= CRIT_PRESENT;
@@ -607,11 +527,8 @@ process_arguments (int argc, char **argv)
ii++;
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;
@@ -623,10 +540,6 @@ process_arguments (int argc, char **argv)
}
eval_method[jj++] = CRIT_REGEX;
ii++;
-#else
- printf (_("%s UNKNOWN: call for regex which was not a compiled option"), label);
- exit (STATE_UNKNOWN);
-#endif
break;
/* Format */
@@ -643,21 +556,19 @@ process_arguments (int argc, char **argv)
labels_size += 8;
labels = realloc (labels, labels_size);
if (labels == NULL)
- terminate (STATE_UNKNOWN,
- _("Could not realloc() labels[%d]"), nlabels);
+ die (STATE_UNKNOWN, _("Could not reallocate labels[%d]"), (int)nlabels);
}
labels[nlabels - 1] = optarg;
ptr = thisarg (optarg);
+ labels[nlabels - 1] = ptr;
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"));
+ die (STATE_UNKNOWN, _("Could not reallocate labels\n"));
}
labels++;
ptr = thisarg (ptr);
@@ -674,21 +585,19 @@ process_arguments (int argc, char **argv)
unitv_size += 8;
unitv = realloc (unitv, unitv_size);
if (unitv == NULL)
- terminate (STATE_UNKNOWN,
- _("Could not realloc() units [%d]\n"), nunits);
+ die (STATE_UNKNOWN, _("Could not reallocate units [%d]\n"), (int)nunits);
}
unitv[nunits - 1] = optarg;
ptr = thisarg (optarg);
+ unitv[nunits - 1] = ptr;
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"));
+ die (STATE_UNKNOWN, _("Could not realloc() units\n"));
}
nunits++;
ptr = thisarg (ptr);
@@ -703,11 +612,15 @@ process_arguments (int argc, char **argv)
}
if (server_address == NULL)
- asprintf (&server_address, argv[optind]);
+ server_address = argv[optind];
+
+ if (community == NULL)
+ community = strdup (DEFAULT_COMMUNITY);
return validate_arguments ();
}
+
/******************************************************************************
@@-
@@ -716,186 +629,115 @@ process_arguments (int argc, char **argv)
&PROTO_validate_arguments;
-Given a database name, this function returns TRUE if the string
-is a valid PostgreSQL database name, and returns false if it is
-not.
+Checks to see if the default miblist needs to be loaded. Also verifies
+the authentication and authorization combinations based on protocol version
+selected.
-Valid PostgreSQL database names are less than &NAMEDATALEN;
-characters long and consist of letters, numbers, and underscores. The
-first character cannot be a number, however.
+
-@@
******************************************************************************/
+
+
int
validate_arguments ()
{
+ /* check whether to load locally installed MIBS (CPU/disk intensive) */
+ if (miblist == NULL) {
+ if ( needmibs == TRUE ) {
+ miblist = strdup (DEFAULT_MIBLIST);
+ }else{
+ miblist = ""; /* don't read any mib files for numeric oids */
+ }
+ }
- /* Need better checks to verify seclevel and authproto choices */
-
- if (seclevel == NULL)
- asprintf (&seclevel, "noAuthNoPriv");
+ /* Check server_address is given */
+ if (server_address == NULL)
+ die(STATE_UNKNOWN, _("No host specified\n"));
+ /* Check oid is given */
+ if (numoids == 0)
+ die(STATE_UNKNOWN, _("No OIDs specified\n"));
- if (authproto == NULL )
- asprintf(&authproto, DEFAULT_AUTH_PROTOCOL);
-
-
-
- if (proto == NULL || (strcmp(proto,DEFAULT_PROTOCOL) == 0) ) { /* default protocol version */
+ if (proto == NULL)
asprintf(&proto, DEFAULT_PROTOCOL);
- asprintf(&authpriv, "%s%s", "-c ", community);
+
+ if ((strcmp(proto,"1") == 0) || (strcmp(proto, "2c")==0)) { /* snmpv1 or snmpv2c */
+ numauthpriv = 2;
+ authpriv = calloc (numauthpriv, sizeof (char *));
+ authpriv[0] = strdup ("-c");
+ authpriv[1] = strdup (community);
}
- else if ( strcmp (proto, "3") == 0 ) { /* snmpv3 args */
- asprintf(&proto, "%s", "3");
-
- if ( (strcmp(seclevel, "noAuthNoPriv") == 0) || seclevel == NULL ) {
- asprintf(&authpriv, "%s", "-l noAuthNoPriv" );
- }
- else if ( strcmp(seclevel, "authNoPriv") == 0 ) {
- if ( secname == NULL || authpasswd == NULL) {
- printf (_("Missing secname (%s) or authpassword (%s) ! \n)"),secname, authpasswd );
- print_usage ();
- exit (STATE_UNKNOWN);
+ else if ( strcmp (proto, "3") == 0 ) { /* snmpv3 args */
+ if (seclevel == NULL)
+ asprintf(&seclevel, "noAuthNoPriv");
+
+ if (strcmp(seclevel, "noAuthNoPriv") == 0) {
+ numauthpriv = 2;
+ authpriv = calloc (numauthpriv, sizeof (char *));
+ authpriv[0] = strdup ("-l");
+ authpriv[1] = strdup ("noAuthNoPriv");
+ } else {
+ if (! ( (strcmp(seclevel, "authNoPriv")==0) || (strcmp(seclevel, "authPriv")==0) ) ) {
+ usage2 (_("Invalid seclevel"), seclevel);
}
- asprintf(&authpriv, "-l authNoPriv -a %s -u %s -A %s ", authproto, secname, authpasswd);
- }
- else if ( strcmp(seclevel, "authPriv") == 0 ) {
- if ( secname == NULL || authpasswd == NULL || privpasswd == NULL ) {
- printf (("Missing secname (%s), authpassword (%s), or privpasswd (%s)! \n"),secname, authpasswd,privpasswd );
- print_usage ();
- exit (STATE_UNKNOWN);
- }
- asprintf(&authpriv, "-l authPriv -a %s -u %s -A %s -x DES -X %s ", authproto, secname, authpasswd, privpasswd);
- }
-
-
- }
- else {
- printf (_("Invalid SNMP version: %s\n"), proto);
- print_usage ();
- exit (STATE_UNKNOWN);
- }
-
-
-
-
- return OK;
-}
-
-
-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;
- }
+ if (authproto == NULL )
+ asprintf(&authproto, DEFAULT_AUTH_PROTOCOL);
+
+ if (secname == NULL)
+ die(STATE_UNKNOWN, _("Required parameter: %s\n"), "secname");
+
+ if (authpasswd == NULL)
+ die(STATE_UNKNOWN, _("Required parameter: %s\n"), "authpasswd");
+
+ if ( strcmp(seclevel, "authNoPriv") == 0 ) {
+ numauthpriv = 8;
+ authpriv = calloc (numauthpriv, sizeof (char *));
+ authpriv[0] = strdup ("-l");
+ authpriv[1] = strdup ("authNoPriv");
+ authpriv[2] = strdup ("-a");
+ authpriv[3] = strdup (authproto);
+ authpriv[4] = strdup ("-u");
+ authpriv[5] = strdup (secname);
+ authpriv[6] = strdup ("-A");
+ authpriv[7] = strdup (authpasswd);
+ } else if ( strcmp(seclevel, "authPriv") == 0 ) {
+ if (privproto == NULL )
+ asprintf(&privproto, DEFAULT_PRIV_PROTOCOL);
+
+ if (privpasswd == NULL)
+ die(STATE_UNKNOWN, _("Required parameter: %s\n"), "privpasswd");
+
+ numauthpriv = 12;
+ authpriv = calloc (numauthpriv, sizeof (char *));
+ authpriv[0] = strdup ("-l");
+ authpriv[1] = strdup ("authPriv");
+ authpriv[2] = strdup ("-a");
+ authpriv[3] = strdup (authproto);
+ authpriv[4] = strdup ("-u");
+ authpriv[5] = strdup (secname);
+ authpriv[6] = strdup ("-A");
+ authpriv[7] = strdup (authpasswd);
+ authpriv[8] = strdup ("-x");
+ authpriv[9] = strdup (privproto);
+ authpriv[10] = strdup ("-X");
+ authpriv[11] = strdup (privpasswd);
}
- 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;
+ else {
+ usage2 (_("Invalid SNMP version"), proto);
}
- 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;
+ return OK;
}
-
-
-
/* trim leading whitespace
if there is a leading quote, make sure it balances */
@@ -905,12 +747,13 @@ 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");
+ die (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 */
@@ -919,23 +762,21 @@ char *
nextarg (char *str)
{
if (strstr (str, "'") == str) {
+ str[0] = 0;
if (strlen (str) > 1) {
str = strstr (str + 1, "'");
- str[0] = 0;
return (++str);
}
else {
- str[0] = 0;
return NULL;
}
}
if (strstr (str, ",") == str) {
+ str[0] = 0;
if (strlen (str) > 1) {
- str[0] = 0;
return (++str);
}
else {
- str[0] = 0;
return NULL;
}
}
@@ -945,3 +786,121 @@ nextarg (char *str)
}
return NULL;
}
+
+
+
+void
+print_help (void)
+{
+ print_revision (progname, NP_VERSION);
+
+ printf (COPYRIGHT, copyright, email);
+
+ printf ("%s\n", _("Check status of remote machines and obtain system information via SNMP"));
+
+ printf ("\n\n");
+
+ print_usage ();
+
+ printf (_(UT_HELP_VRSN));
+ printf (_(UT_EXTRA_OPTS));
+
+ printf (_(UT_HOST_PORT), 'p', DEFAULT_PORT);
+
+ /* SNMP and Authentication Protocol */
+ printf (" %s\n", "-n, --next");
+ printf (" %s\n", _("Use SNMP GETNEXT instead of SNMP GET"));
+ printf (" %s\n", "-P, --protocol=[1|2c|3]");
+ printf (" %s\n", _("SNMP protocol version"));
+ printf (" %s\n", "-L, --seclevel=[noAuthNoPriv|authNoPriv|authPriv]");
+ printf (" %s\n", _("SNMPv3 securityLevel"));
+ printf (" %s\n", "-a, --authproto=[MD5|SHA]");
+ printf (" %s\n", _("SNMPv3 auth proto"));
+ printf (" %s\n", "-x, --privproto=[DES|AES]");
+ printf (" %s\n", _("SNMPv3 priv proto (default DES)"));
+
+ /* Authentication Tokens*/
+ printf (" %s\n", "-C, --community=STRING");
+ printf (" %s ", _("Optional community string for SNMP communication"));
+ printf ("(%s \"%s\")\n", _("default is") ,DEFAULT_COMMUNITY);
+ printf (" %s\n", "-U, --secname=USERNAME");
+ printf (" %s\n", _("SNMPv3 username"));
+ printf (" %s\n", "-A, --authpassword=PASSWORD");
+ printf (" %s\n", _("SNMPv3 authentication password"));
+ printf (" %s\n", "-X, --privpasswd=PASSWORD");
+ printf (" %s\n", _("SNMPv3 privacy password"));
+
+ /* OID Stuff */
+ printf (" %s\n", "-o, --oid=OID(s)");
+ printf (" %s\n", _("Object identifier(s) or SNMP variables whose value you wish to query"));
+ printf (" %s\n", "-m, --miblist=STRING");
+ printf (" %s\n", _("List of MIBS to be loaded (default = none if using numeric OIDs or 'ALL'"));
+ printf (" %s\n", _("for symbolic OIDs.)"));
+ printf (" %s\n", "-d, --delimiter=STRING");
+ printf (" %s \"%s\"\n", _("Delimiter to use when parsing returned data. Default is"), DEFAULT_DELIMITER);
+ printf (" %s\n", _("Any data on the right hand side of the delimiter is considered"));
+ printf (" %s\n", _("to be the data that should be used in the evaluation."));
+
+ /* Tests Against Integers */
+ printf (" %s\n", "-w, --warning=THRESHOLD(s)");
+ printf (" %s\n", _("Warning threshold range(s)"));
+ printf (" %s\n", "-c, --critical=THRESHOLD(s)");
+ printf (" %s\n", _("Critical threshold range(s)"));
+
+ /* Tests Against Strings */
+ printf (" %s\n", "-s, --string=STRING");
+ printf (" %s\n", _("Return OK state (for that OID) if STRING is an exact match"));
+ printf (" %s\n", "-r, --ereg=REGEX");
+ printf (" %s\n", _("Return OK state (for that OID) if extended regular expression REGEX matches"));
+ printf (" %s\n", "-R, --eregi=REGEX");
+ printf (" %s\n", _("Return OK state (for that OID) if case-insensitive extended REGEX matches"));
+ printf (" %s\n", "-l, --label=STRING");
+ printf (" %s\n", _("Prefix label for output from plugin (default -s 'SNMP')"));
+
+ /* Output Formatting */
+ printf (" %s\n", "-u, --units=STRING");
+ printf (" %s\n", _("Units label(s) for output data (e.g., 'sec.')."));
+ printf (" %s\n", "-D, --output-delimiter=STRING");
+ printf (" %s\n", _("Separates output on multiple OID requests"));
+
+ printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
+ printf (" %s\n", "-e, --retries=INTEGER");
+ printf (" %s\n", _("Number of retries to be used in the requests"));
+
+ printf (_(UT_VERBOSE));
+
+ printf ("\n");
+ printf ("%s\n", _("This plugin uses the 'snmpget' command included with the NET-SNMP package."));
+ printf ("%s\n", _("if you don't have the package installed, you will need to download it from"));
+ printf ("%s\n", _("http://net-snmp.sourceforge.net before you can use this plugin."));
+
+ printf ("\n");
+ printf ("%s\n", _("Notes:"));
+ printf (" %s\n", _("- Multiple OIDs may be indicated by a comma- or space-delimited list (lists with"));
+ printf (" %s\n", _("internal spaces must be quoted) [max 8 OIDs]"));
+
+ printf(" -%s", _(UT_THRESHOLDS_NOTES));
+
+ printf (" %s\n", _("- When checking multiple OIDs, separate ranges by commas like '-w 1:10,1:,:20'"));
+ printf (" %s\n", _("- Note that only one string and one regex may be checked at present"));
+ printf (" %s\n", _("- All evaluation methods other than PR, STR, and SUBSTR expect that the value"));
+ printf (" %s\n", _("returned from the SNMP query is an unsigned integer."));
+#ifdef NP_EXTRA_OPTS
+ printf (" -%s", _(UT_EXTRA_OPTS_NOTES));
+#endif
+
+ printf (_(UT_SUPPORT));
+}
+
+
+
+void
+print_usage (void)
+{
+ printf (_("Usage:"));
+ printf ("%s -H -o [-w warn_range] [-c crit_range]\n",progname);
+ printf ("[-C community] [-s string] [-r regex] [-R regexi] [-t timeout] [-e retries]\n");
+ printf ("[-l label] [-u units] [-p port-number] [-d delimiter] [-D output-delimiter]\n");
+ printf ("[-m miblist] [-P snmp version] [-L seclevel] [-U secname] [-a authproto]\n");
+ printf ("[-A authpasswd] [-x privproto] [-X privpasswd]\n");
+}