--- /dev/null
+/*
+ * snmpget.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/net-snmp-includes.h>
+
+int failures = 0;
+
+void
+usage(void)
+{
+ fprintf(stderr, "Usage: snmpdf [-Cu] ");
+ snmp_parse_args_usage(stderr);
+ fprintf(stderr, "\n\n");
+ snmp_parse_args_descriptions(stderr);
+ fprintf(stderr, "\nsnmpdf options:\n");
+ fprintf(stderr,
+ "\t-Cu\tUse UCD-SNMP dskTable to do the calculations.\n");
+ fprintf(stderr,
+ "\t\t[Normally the HOST-RESOURCES-MIB is consulted first.]\n");
+}
+
+int ucd_mib = 0;
+
+static void
+optProc(int argc, char *const *argv, int opt)
+{
+ switch (opt) {
+ case 'C':
+ while (*optarg) {
+ switch (*optarg++) {
+ case 'u':
+ ucd_mib = 1;
+ break;
+ default:
+ fprintf(stderr,
+ "Unknown flag passed to -C: %c\n", optarg[-1]);
+ exit(1);
+ }
+ }
+ }
+}
+
+struct hrStorageTable {
+ u_long hrStorageIndex;
+ oid *hrStorageType;
+ char *hrStorageDescr;
+ u_long hrStorageAllocationUnits;
+ u_long hrStorageSize;
+ u_long hrStorageUsed;
+};
+
+int
+add(netsnmp_pdu *pdu, const char *mibnodename,
+ oid * index, size_t indexlen)
+{
+ oid base[MAX_OID_LEN];
+ size_t base_length = MAX_OID_LEN;
+
+ memset(base, 0, MAX_OID_LEN * sizeof(oid));
+
+ if (!snmp_parse_oid(mibnodename, base, &base_length)) {
+ snmp_perror(mibnodename);
+ fprintf(stderr, "couldn't find mib node %s, giving up\n",
+ mibnodename);
+ exit(1);
+ }
+
+ if (index && indexlen) {
+ memcpy(&(base[base_length]), index, indexlen * sizeof(oid));
+ base_length += indexlen;
+ }
+ DEBUGMSGTL(("add", "created: "));
+ DEBUGMSGOID(("add", base, base_length));
+ DEBUGMSG(("add", "\n"));
+ snmp_add_null_var(pdu, base, base_length);
+
+ return base_length;
+}
+
+netsnmp_variable_list *
+collect(netsnmp_session * ss, netsnmp_pdu *pdu,
+ oid * base, size_t base_length)
+{
+ netsnmp_pdu *response;
+ int running = 1;
+ netsnmp_variable_list *saved = NULL, **vlpp = &saved;
+ int status;
+
+ while (running) {
+ /*
+ * gotta catch em all, gotta catch em all!
+ */
+ status = snmp_synch_response(ss, pdu, &response);
+ if (status != STAT_SUCCESS || !response) {
+ snmp_sess_perror("snmpdf", ss);
+ exit(1);
+ }
+ if (response && snmp_oid_compare(response->variables->name,
+ SNMP_MIN(base_length,
+ response->variables->
+ name_length), base,
+ base_length) != 0)
+ running = 0;
+ else {
+ /*
+ * get response
+ */
+ *vlpp = response->variables;
+ (*vlpp)->next_variable = NULL; /* shouldn't be any, but just in case */
+
+ /*
+ * create the next request
+ */
+ pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
+ snmp_add_null_var(pdu, (*vlpp)->name, (*vlpp)->name_length);
+
+ /*
+ * finish loop setup
+ */
+ vlpp = &((*vlpp)->next_variable);
+ response->variables = NULL; /* ahh, forget about it */
+ }
+ snmp_free_pdu(response);
+ }
+ return saved;
+}
+
+
+
+int
+main(int argc, char *argv[])
+{
+ netsnmp_session session, *ss;
+ netsnmp_pdu *pdu;
+ netsnmp_pdu *response;
+ int arg;
+ oid base[MAX_OID_LEN];
+ size_t base_length;
+ int status;
+ netsnmp_variable_list *saved = NULL, *vlp = saved, *vlp2;
+ int count = 0;
+
+ /*
+ * get the common command line arguments
+ */
+ switch (arg = 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("snmpget", &session);
+ SOCK_CLEANUP;
+ exit(1);
+ }
+
+ printf("%-18s %15s %15s %15s %5s\n", "Description", "size (kB)",
+ "Used", "Available", "Used%");
+ if (ucd_mib == 0) {
+ /*
+ * * Begin by finding all the storage pieces that are of
+ * * type hrStorageFixedDisk, which is a standard disk.
+ */
+ pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
+ base_length =
+ add(pdu, "HOST-RESOURCES-MIB:hrStorageIndex", NULL, 0);
+ memcpy(base, pdu->variables->name, base_length * sizeof(oid));
+
+ vlp = collect(ss, pdu, base, base_length);
+
+ while (vlp) {
+ size_t units;
+ unsigned long hssize, hsused;
+ char descr[SPRINT_MAX_LEN];
+
+ pdu = snmp_pdu_create(SNMP_MSG_GET);
+
+ add(pdu, "HOST-RESOURCES-MIB:hrStorageDescr",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+ add(pdu, "HOST-RESOURCES-MIB:hrStorageAllocationUnits",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+ add(pdu, "HOST-RESOURCES-MIB:hrStorageSize",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+ add(pdu, "HOST-RESOURCES-MIB:hrStorageUsed",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+
+ status = snmp_synch_response(ss, pdu, &response);
+ if (status != STAT_SUCCESS || !response) {
+ snmp_sess_perror("snmpdf", ss);
+ exit(1);
+ }
+
+ vlp2 = response->variables;
+ memcpy(descr, vlp2->val.string, vlp2->val_len);
+ descr[vlp2->val_len] = '\0';
+
+ vlp2 = vlp2->next_variable;
+ units = vlp2->val.integer ? *(vlp2->val.integer) : 0;
+
+ vlp2 = vlp2->next_variable;
+ hssize = vlp2->val.integer ? *(vlp2->val.integer) : 0;
+
+ vlp2 = vlp2->next_variable;
+ hsused = vlp2->val.integer ? *(vlp2->val.integer) : 0;
+
+ printf("%-18s %15lu %15lu %15lu %4lu%%\n", descr,
+ units ? hssize * (units / 1024) : hssize,
+ units ? hsused * (units / 1024) : hsused,
+ units ? (hssize - hsused) * (units / 1024) : hssize -
+ hsused, hssize ? 100 * hsused / hssize : hsused);
+
+ vlp = vlp->next_variable;
+ snmp_free_pdu(response);
+ count++;
+ }
+ }
+
+ if (count == 0) {
+ size_t units = 0;
+ /*
+ * the host resources mib must not be supported. Lets try the
+ * UCD-SNMP-MIB and its dskTable
+ */
+
+ pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
+ base_length = add(pdu, "UCD-SNMP-MIB:dskIndex", NULL, 0);
+ memcpy(base, pdu->variables->name, base_length * sizeof(oid));
+
+ vlp = collect(ss, pdu, base, base_length);
+
+ while (vlp) {
+ unsigned long hssize, hsused;
+ char descr[SPRINT_MAX_LEN];
+
+ pdu = snmp_pdu_create(SNMP_MSG_GET);
+
+ add(pdu, "UCD-SNMP-MIB:dskPath",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+ add(pdu, "UCD-SNMP-MIB:dskTotal",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+ add(pdu, "UCD-SNMP-MIB:dskUsed",
+ &(vlp->name[base_length]), vlp->name_length - base_length);
+
+ status = snmp_synch_response(ss, pdu, &response);
+ if (status != STAT_SUCCESS || !response) {
+ snmp_sess_perror("snmpdf", ss);
+ exit(1);
+ }
+
+ vlp2 = response->variables;
+ memcpy(descr, vlp2->val.string, vlp2->val_len);
+ descr[vlp2->val_len] = '\0';
+
+ vlp2 = vlp2->next_variable;
+ hssize = *(vlp2->val.integer);
+
+ vlp2 = vlp2->next_variable;
+ hsused = *(vlp2->val.integer);
+
+ printf("%-18s %15lu %15lu %15lu %4lu%%\n", descr,
+ units ? hssize * (units / 1024) : hssize,
+ units ? hsused * (units / 1024) : hsused,
+ units ? (hssize - hsused) * (units / 1024) : hssize -
+ hsused, hssize ? 100 * hsused / hssize : hsused);
+
+ vlp = vlp->next_variable;
+ snmp_free_pdu(response);
+ count++;
+ }
+ }
+
+ if (count == 0) {
+ fprintf(stderr, "Failed to locate any partions.\n");
+ exit(1);
+ }
+
+ snmp_close(ss);
+ SOCK_CLEANUP;
+ return 0;
+
+} /* end main() */
projects / bcm963xx.git / blobdiff