+++ /dev/null
-/*
- * snmpstatus.c - send snmp GET requests to a network entity.
- *
- */
-/***********************************************************************
- Copyright 1988, 1989, 1991, 1992 by Carnegie Mellon University
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of CMU not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-CMU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-CMU BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-******************************************************************/
-#include <net-snmp/net-snmp-config.h>
-
-#if HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#if HAVE_STRING_H
-#include <string.h>
-#else
-#include <strings.h>
-#endif
-#include <sys/types.h>
-#if HAVE_NETINET_IN_H
-#include <netinet/in.h>
-#endif
-#include <stdio.h>
-#include <ctype.h>
-#if TIME_WITH_SYS_TIME
-# ifdef WIN32
-# include <sys/timeb.h>
-# else
-# include <sys/time.h>
-# endif
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#if HAVE_SYS_SELECT_H
-#include <sys/select.h>
-#endif
-#if HAVE_WINSOCK_H
-#include <winsock.h>
-#endif
-#if HAVE_NETDB_H
-#include <netdb.h>
-#endif
-#if HAVE_ARPA_INET_H
-#include <arpa/inet.h>
-#endif
-
-#include <net-snmp/utilities.h>
-
-#include <net-snmp/net-snmp-includes.h>
-
-oid objid_sysDescr[] = { 1, 3, 6, 1, 2, 1, 1, 1, 0 };
-size_t length_sysDescr = sizeof(objid_sysDescr) / sizeof(oid);
-oid objid_sysUpTime[] = { 1, 3, 6, 1, 2, 1, 1, 3, 0 };
-size_t length_sysUpTime = sizeof(objid_sysUpTime) / sizeof(oid);
-oid objid_ifOperStatus[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 8 };
-size_t length_ifOperStatus =
- sizeof(objid_ifOperStatus) / sizeof(oid);
-oid objid_ifInUCastPkts[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 11 };
-size_t length_ifInUCastPkts =
- sizeof(objid_ifInUCastPkts) / sizeof(oid);
-oid objid_ifInNUCastPkts[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 12 };
-size_t length_ifInNUCastPkts =
- sizeof(objid_ifInNUCastPkts) / sizeof(oid);
-oid objid_ifOutUCastPkts[] = { 1, 3, 6, 1, 2, 1, 2, 2, 1, 17 };
-size_t length_ifOutUCastPkts =
- sizeof(objid_ifOutUCastPkts) / sizeof(oid);
-oid objid_ifOutNUCastPkts[] =
- { 1, 3, 6, 1, 2, 1, 2, 2, 1, 18 };
-size_t length_ifOutNUCastPkts =
- sizeof(objid_ifOutNUCastPkts) / sizeof(oid);
-oid objid_ipInReceives[] = { 1, 3, 6, 1, 2, 1, 4, 3, 0 };
-size_t length_ipInReceives =
- sizeof(objid_ipInReceives) / sizeof(oid);
-oid objid_ipOutRequests[] = { 1, 3, 6, 1, 2, 1, 4, 10, 0 };
-size_t length_ipOutRequests =
- sizeof(objid_ipOutRequests) / sizeof(oid);
-
-#define NETSNMP_DS_APP_DONT_FIX_PDUS 0
-
-static void
-optProc(int argc, char *const *argv, int opt)
-{
- switch (opt) {
- case 'C':
- while (*optarg) {
- switch (*optarg++) {
- case 'f':
- netsnmp_ds_toggle_boolean(NETSNMP_DS_APPLICATION_ID,
- NETSNMP_DS_APP_DONT_FIX_PDUS);
- break;
- default:
- fprintf(stderr, "Unknown flag passed to -C: %c\n",
- optarg[-1]);
- exit(1);
- }
- }
- break;
- }
-}
-
-void
-usage(void)
-{
- fprintf(stderr, "USAGE: snmpstatus ");
- snmp_parse_args_usage(stderr);
- fprintf(stderr, "\n\n");
- snmp_parse_args_descriptions(stderr);
- fprintf(stderr,
- " -C APPOPTS\t\tSet various application specific behaviours:\n");
- fprintf(stderr,
- "\t\t\t f: do not fix errors and retry the request\n");
-}
-
-
-int
-main(int argc, char *argv[])
-{
- netsnmp_session session, *ss;
- netsnmp_pdu *pdu, *response;
- netsnmp_variable_list *vars;
- netsnmp_transport *transport = NULL;
- char *sysdescr = NULL;
- u_long uptime = 0;
- int status;
- int ipin = 0, ipout = 0, ipackets = 0, opackets = 0;
- int good_var;
- int down_interfaces = 0;
- char buf[40];
- int interfaces;
- int count;
- int exitval = 0;
-
- /*
- * get the common command line arguments
- */
- switch (snmp_parse_args(argc, argv, &session, "C:", &optProc)) {
- case -2:
- exit(0);
- case -1:
- usage();
- exit(1);
- default:
- break;
- }
-
- SOCK_STARTUP;
-
- /*
- * open an SNMP session
- */
- ss = snmp_open(&session);
- if (ss == NULL) {
- /*
- * diagnose snmp_open errors with the input netsnmp_session pointer
- */
- snmp_sess_perror("snmpstatus", &session);
- SOCK_CLEANUP;
- exit(1);
- }
-
- /*
- * create PDU for GET request and add object names to request
- */
- pdu = snmp_pdu_create(SNMP_MSG_GET);
- snmp_add_null_var(pdu, objid_sysDescr, length_sysDescr);
- snmp_add_null_var(pdu, objid_sysUpTime, length_sysUpTime);
- snmp_add_null_var(pdu, objid_ipInReceives, length_ipInReceives);
- snmp_add_null_var(pdu, objid_ipOutRequests, length_ipOutRequests);
-
- /*
- * do the request
- */
- retry:
- status = snmp_synch_response(ss, pdu, &response);
- if (status == STAT_SUCCESS) {
- if (response->errstat == SNMP_ERR_NOERROR) {
- for (vars = response->variables; vars;
- vars = vars->next_variable) {
- if (vars->name_length == length_sysDescr
- && !memcmp(objid_sysDescr, vars->name,
- sizeof(objid_sysDescr))) {
- sysdescr = (char *) malloc(vars->val_len + 1);
- memcpy(sysdescr, vars->val.string, vars->val_len);
- sysdescr[vars->val_len] = '\0';
- }
- if (vars->name_length == length_sysUpTime &&
- !memcmp(objid_sysUpTime, vars->name,
- sizeof(objid_sysUpTime))) {
- uptime = *vars->val.integer;
- }
- if (vars->name_length == length_ipInReceives &&
- !memcmp(objid_ipInReceives, vars->name,
- sizeof(objid_ipInReceives))) {
- ipin = *vars->val.integer;
- }
- if (vars->name_length == length_ipOutRequests &&
- !memcmp(objid_ipOutRequests, vars->name,
- sizeof(objid_ipOutRequests))) {
- ipout = *vars->val.integer;
- }
- }
- } else {
- fprintf(stderr, "Error in packet.\nReason: %s\n",
- snmp_errstring(response->errstat));
- if (response->errindex != 0) {
- fprintf(stderr, "Failed object: ");
- for (count = 1, vars = response->variables;
- vars && count != response->errindex;
- vars = vars->next_variable, count++);
- if (vars)
- fprint_objid(stderr, vars->name, vars->name_length);
- fprintf(stderr, "\n");
- }
-
- /*
- * retry if the errored variable was successfully removed
- */
- if (!netsnmp_ds_get_boolean(NETSNMP_DS_APPLICATION_ID,
- NETSNMP_DS_APP_DONT_FIX_PDUS)) {
- pdu = snmp_fix_pdu(response, SNMP_MSG_GET);
- snmp_free_pdu(response);
- response = NULL;
- if (pdu != NULL)
- goto retry;
- }
- }
- } else if (status == STAT_TIMEOUT) {
- fprintf(stderr, "Timeout: No Response from %s\n",
- session.peername);
- SOCK_CLEANUP;
- exit(1);
- } else { /* status == STAT_ERROR */
- snmp_sess_perror("snmpstatus", ss);
- SOCK_CLEANUP;
- exit(2);
- }
-
- transport = snmp_sess_transport(snmp_sess_pointer(ss));
- if (transport != NULL && transport->f_fmtaddr != NULL) {
- char *s = transport->f_fmtaddr(transport,
- response->transport_data,
- response->
- transport_data_length);
- printf("[%s]=>[%s] Up: %s\n", s, sysdescr,
- uptime_string(uptime, buf));
- } else {
- printf("[<UNKNOWN>]=>[%s] Up: %s\n", sysdescr,
- uptime_string(uptime, buf));
- }
-
- if (response)
- snmp_free_pdu(response);
-
- /*
- * create PDU for GET request and add object names to request
- */
- pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
- snmp_add_null_var(pdu, objid_ifOperStatus, length_ifOperStatus);
- snmp_add_null_var(pdu, objid_ifInUCastPkts, length_ifInUCastPkts);
- snmp_add_null_var(pdu, objid_ifInNUCastPkts, length_ifInNUCastPkts);
- snmp_add_null_var(pdu, objid_ifOutUCastPkts, length_ifOutUCastPkts);
- snmp_add_null_var(pdu, objid_ifOutNUCastPkts, length_ifOutNUCastPkts);
-
- /*
- * ?? note: this code is not quite complete
- */
- good_var = 5;
- interfaces = 0;
- while (good_var == 5) {
- good_var = 0;
- status = snmp_synch_response(ss, pdu, &response);
- if (status == STAT_SUCCESS) {
- if (response->errstat == SNMP_ERR_NOERROR) {
- pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
- for (vars = response->variables; vars;
- vars = vars->next_variable) {
- if (vars->name_length >= length_ifOperStatus
- && !memcmp(objid_ifOperStatus, vars->name,
- sizeof(objid_ifOperStatus))) {
- if (*vars->val.integer != MIB_IFSTATUS_UP)
- down_interfaces++;
- snmp_add_null_var(pdu, vars->name,
- vars->name_length);
- good_var++;
- } else if (vars->name_length >= length_ifInUCastPkts &&
- !memcmp(objid_ifInUCastPkts, vars->name,
- sizeof(objid_ifInUCastPkts))) {
- ipackets += *vars->val.integer;
- snmp_add_null_var(pdu, vars->name,
- vars->name_length);
- good_var++;
- } else if (vars->name_length >= length_ifInNUCastPkts
- && !memcmp(objid_ifInNUCastPkts, vars->name,
- sizeof(objid_ifInNUCastPkts))) {
- ipackets += *vars->val.integer;
- snmp_add_null_var(pdu, vars->name,
- vars->name_length);
- good_var++;
- } else if (vars->name_length >= length_ifOutUCastPkts
- && !memcmp(objid_ifOutUCastPkts, vars->name,
- sizeof(objid_ifOutUCastPkts))) {
- opackets += *vars->val.integer;
- snmp_add_null_var(pdu, vars->name,
- vars->name_length);
- good_var++;
- } else if (vars->name_length >= length_ifOutNUCastPkts
- && !memcmp(objid_ifOutNUCastPkts,
- vars->name,
- sizeof(objid_ifOutNUCastPkts))) {
- opackets += *vars->val.integer;
- snmp_add_null_var(pdu, vars->name,
- vars->name_length);
- good_var++;
- }
- }
- if (good_var == 5)
- interfaces++;
- } else {
- fprintf(stderr, "Error in packet.\nReason: %s\n",
- snmp_errstring(response->errstat));
- if (response->errindex != 0) {
- fprintf(stderr, "Failed object: ");
- for (count = 1, vars = response->variables;
- vars && count != response->errindex;
- vars = vars->next_variable, count++);
- if (vars)
- fprint_objid(stderr, vars->name,
- vars->name_length);
- fprintf(stderr, "\n");
- }
- exitval = 2;
- }
- } else if (status == STAT_TIMEOUT) {
- fprintf(stderr, "Timeout: No Response from %s\n",
- session.peername);
- exitval = 1;
- } else { /* status == STAT_ERROR */
- snmp_sess_perror("snmpstatus", ss);
- exitval = 1;
- }
-
- if (response)
- snmp_free_pdu(response);
- }
- printf("Interfaces: %d, Recv/Trans packets: %d/%d | IP: %d/%d\n",
- interfaces, ipackets, opackets, ipin, ipout);
- if (down_interfaces > 0) {
- printf("%d interface%s down!\n",
- down_interfaces, down_interfaces > 1 ? "s are" : " is");
- }
-
- snmp_close(ss);
- SOCK_CLEANUP;
- return exitval;
-}
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