int
icmp_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
netsnmp_request_info *request;
netsnmp_variable_list *requestvb;
long ret_value;
oid subid;
#ifdef USES_TRADITIONAL_ICMPSTAT
int i;
#endif
/*
* The cached data should already have been loaded by the
* cache handler, higher up the handler chain.
* But just to be safe, check this and load it manually if necessary
*/
#ifndef hpux11
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
netsnmp_assert("cache" == "valid"); /* always false */
icmp_load( NULL, NULL ); /* XXX - check for failure */
}
#endif
/*
*
*
*/
DEBUGMSGTL(("mibII/icmp", "Handler - mode %s\n",
se_find_label_in_slist("agent_mode", reqinfo->mode)));
switch (reqinfo->mode) {
case MODE_GET:
for (request=requests; request; request=request->next) {
requestvb = request->requestvb;
subid = requestvb->name[OID_LENGTH(icmp_oid)]; /* XXX */
DEBUGMSGTL(( "mibII/icmp", "oid: "));
DEBUGMSGOID(("mibII/icmp", requestvb->name,
requestvb->name_length));
DEBUGMSG(( "mibII/icmp", "\n"));
switch (subid) {
#ifdef USES_SNMP_DESIGNED_ICMPSTAT
case ICMPINMSGS:
ret_value = icmpstat.icmpInMsgs;
break;
case ICMPINERRORS:
ret_value = icmpstat.icmpInErrors;
break;
case ICMPINDESTUNREACHS:
ret_value = icmpstat.icmpInDestUnreachs;
break;
case ICMPINTIMEEXCDS:
ret_value = icmpstat.icmpInTimeExcds;
break;
case ICMPINPARMPROBS:
ret_value = icmpstat.icmpInParmProbs;
break;
case ICMPINSRCQUENCHS:
ret_value = icmpstat.icmpInSrcQuenchs;
break;
case ICMPINREDIRECTS:
ret_value = icmpstat.icmpInRedirects;
break;
case ICMPINECHOS:
ret_value = icmpstat.icmpInEchos;
break;
case ICMPINECHOREPS:
ret_value = icmpstat.icmpInEchoReps;
break;
case ICMPINTIMESTAMPS:
ret_value = icmpstat.icmpInTimestamps;
break;
case ICMPINTIMESTAMPREPS:
ret_value = icmpstat.icmpInTimestampReps;
break;
case ICMPINADDRMASKS:
ret_value = icmpstat.icmpInAddrMasks;
break;
case ICMPINADDRMASKREPS:
ret_value = icmpstat.icmpInAddrMaskReps;
break;
case ICMPOUTMSGS:
ret_value = icmpstat.icmpOutMsgs;
break;
case ICMPOUTERRORS:
ret_value = icmpstat.icmpOutErrors;
break;
case ICMPOUTDESTUNREACHS:
ret_value = icmpstat.icmpOutDestUnreachs;
break;
case ICMPOUTTIMEEXCDS:
ret_value = icmpstat.icmpOutTimeExcds;
break;
case ICMPOUTPARMPROBS:
ret_value = icmpstat.icmpOutParmProbs;
break;
case ICMPOUTSRCQUENCHS:
ret_value = icmpstat.icmpOutSrcQuenchs;
break;
case ICMPOUTREDIRECTS:
ret_value = icmpstat.icmpOutRedirects;
break;
case ICMPOUTECHOS:
ret_value = icmpstat.icmpOutEchos;
break;
case ICMPOUTECHOREPS:
ret_value = icmpstat.icmpOutEchoReps;
break;
case ICMPOUTTIMESTAMPS:
ret_value = icmpstat.icmpOutTimestamps;
break;
case ICMPOUTTIMESTAMPREPS:
ret_value = icmpstat.icmpOutTimestampReps;
break;
case ICMPOUTADDRMASKS:
ret_value = icmpstat.icmpOutAddrMasks;
break;
case ICMPOUTADDRMASKREPS:
ret_value = icmpstat.icmpOutAddrMaskReps;
break;
#else /* USES_SNMP_DESIGNED_ICMPSTAT */
#ifdef USES_TRADITIONAL_ICMPSTAT
case ICMPINMSGS:
ret_value = icmpstat.icps_badcode +
icmpstat.icps_tooshort +
icmpstat.icps_checksum + icmpstat.icps_badlen;
for (i = 0; i <= ICMP_MAXTYPE; i++)
ret_value += icmpstat.icps_inhist[i];
break;
case ICMPINERRORS:
ret_value = icmpstat.icps_badcode +
icmpstat.icps_tooshort +
icmpstat.icps_checksum + icmpstat.icps_badlen;
break;
case ICMPINDESTUNREACHS:
ret_value = icmpstat.icps_inhist[ICMP_UNREACH];
break;
case ICMPINTIMEEXCDS:
ret_value = icmpstat.icps_inhist[ICMP_TIMXCEED];
break;
case ICMPINPARMPROBS:
ret_value = icmpstat.icps_inhist[ICMP_PARAMPROB];
break;
case ICMPINSRCQUENCHS:
ret_value = icmpstat.icps_inhist[ICMP_SOURCEQUENCH];
break;
case ICMPINREDIRECTS:
ret_value = icmpstat.icps_inhist[ICMP_REDIRECT];
break;
case ICMPINECHOS:
ret_value = icmpstat.icps_inhist[ICMP_ECHO];
break;
case ICMPINECHOREPS:
ret_value = icmpstat.icps_inhist[ICMP_ECHOREPLY];
break;
case ICMPINTIMESTAMPS:
ret_value = icmpstat.icps_inhist[ICMP_TSTAMP];
break;
case ICMPINTIMESTAMPREPS:
ret_value = icmpstat.icps_inhist[ICMP_TSTAMPREPLY];
break;
case ICMPINADDRMASKS:
ret_value = icmpstat.icps_inhist[ICMP_MASKREQ];
break;
case ICMPINADDRMASKREPS:
ret_value = icmpstat.icps_inhist[ICMP_MASKREPLY];
break;
case ICMPOUTMSGS:
ret_value = icmpstat.icps_oldshort + icmpstat.icps_oldicmp;
for (i = 0; i <= ICMP_MAXTYPE; i++)
ret_value += icmpstat.icps_outhist[i];
break;
case ICMPOUTERRORS:
ret_value = icmpstat.icps_oldshort + icmpstat.icps_oldicmp;
break;
case ICMPOUTDESTUNREACHS:
ret_value = icmpstat.icps_outhist[ICMP_UNREACH];
break;
case ICMPOUTTIMEEXCDS:
ret_value = icmpstat.icps_outhist[ICMP_TIMXCEED];
break;
case ICMPOUTPARMPROBS:
ret_value = icmpstat.icps_outhist[ICMP_PARAMPROB];
break;
case ICMPOUTSRCQUENCHS:
ret_value = icmpstat.icps_outhist[ICMP_SOURCEQUENCH];
break;
case ICMPOUTREDIRECTS:
ret_value = icmpstat.icps_outhist[ICMP_REDIRECT];
break;
case ICMPOUTECHOS:
ret_value = icmpstat.icps_outhist[ICMP_ECHO];
break;
case ICMPOUTECHOREPS:
ret_value = icmpstat.icps_outhist[ICMP_ECHOREPLY];
break;
case ICMPOUTTIMESTAMPS:
ret_value = icmpstat.icps_outhist[ICMP_TSTAMP];
break;
case ICMPOUTTIMESTAMPREPS:
ret_value = icmpstat.icps_outhist[ICMP_TSTAMPREPLY];
break;
case ICMPOUTADDRMASKS:
ret_value = icmpstat.icps_outhist[ICMP_MASKREQ];
break;
case ICMPOUTADDRMASKREPS:
ret_value = icmpstat.icps_outhist[ICMP_MASKREPLY];
break;
#else /* USES_TRADITIONAL_ICMPSTAT */
#ifdef hpux11
case ICMPINMSGS:
case ICMPINERRORS:
case ICMPINDESTUNREACHS:
case ICMPINTIMEEXCDS:
case ICMPINPARMPROBS:
case ICMPINSRCQUENCHS:
case ICMPINREDIRECTS:
case ICMPINECHOS:
case ICMPINECHOREPS:
case ICMPINTIMESTAMPS:
case ICMPINTIMESTAMPREPS:
case ICMPINADDRMASKS:
case ICMPINADDRMASKREPS:
case ICMPOUTMSGS:
case ICMPOUTERRORS:
case ICMPOUTDESTUNREACHS:
case ICMPOUTTIMEEXCDS:
case ICMPOUTPARMPROBS:
case ICMPOUTSRCQUENCHS:
case ICMPOUTREDIRECTS:
case ICMPOUTECHOS:
case ICMPOUTECHOREPS:
case ICMPOUTTIMESTAMPS:
case ICMPOUTTIMESTAMPREPS:
case ICMPOUTADDRMASKS:
case ICMPOUTADDRMASKREPS:
/*
* This is a bit of a hack, to shoehorn the HP-UX 11
* single-object retrieval approach into the caching
* architecture.
*/
if (icmp_load(NULL, (void*)subid) == -1 ) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
ret_value = icmpstat;
break;
#else /* hpux11 */
#ifdef WIN32
case ICMPINMSGS:
ret_value = icmpstat.stats.icmpInStats.dwMsgs;
break;
case ICMPINERRORS:
ret_value = icmpstat.stats.icmpInStats.dwErrors;
break;
case ICMPINDESTUNREACHS:
ret_value = icmpstat.stats.icmpInStats.dwDestUnreachs;
break;
case ICMPINTIMEEXCDS:
ret_value = icmpstat.stats.icmpInStats.dwTimeExcds;
break;
case ICMPINPARMPROBS:
ret_value = icmpstat.stats.icmpInStats.dwParmProbs;
break;
case ICMPINSRCQUENCHS:
ret_value = icmpstat.stats.icmpInStats.dwSrcQuenchs;
break;
case ICMPINREDIRECTS:
ret_value = icmpstat.stats.icmpInStats.dwRedirects;
break;
case ICMPINECHOS:
ret_value = icmpstat.stats.icmpInStats.dwEchos;
break;
case ICMPINECHOREPS:
ret_value = icmpstat.stats.icmpInStats.dwEchoReps;
break;
case ICMPINTIMESTAMPS:
ret_value = icmpstat.stats.icmpInStats.dwTimestamps;
break;
case ICMPINTIMESTAMPREPS:
ret_value = icmpstat.stats.icmpInStats.dwTimestampReps;
break;
case ICMPINADDRMASKS:
ret_value = icmpstat.stats.icmpInStats.dwAddrMasks;
break;
case ICMPINADDRMASKREPS:
ret_value = icmpstat.stats.icmpInStats.dwAddrMaskReps;
break;
case ICMPOUTMSGS:
ret_value = icmpstat.stats.icmpOutStats.dwMsgs;
break;
case ICMPOUTERRORS:
ret_value = icmpstat.stats.icmpOutStats.dwErrors;
break;
case ICMPOUTDESTUNREACHS:
ret_value = icmpstat.stats.icmpOutStats.dwDestUnreachs;
break;
case ICMPOUTTIMEEXCDS:
ret_value = icmpstat.stats.icmpOutStats.dwTimeExcds;
break;
case ICMPOUTPARMPROBS:
ret_value = icmpstat.stats.icmpOutStats.dwParmProbs;
break;
case ICMPOUTSRCQUENCHS:
ret_value = icmpstat.stats.icmpOutStats.dwSrcQuenchs;
break;
case ICMPOUTREDIRECTS:
ret_value = icmpstat.stats.icmpOutStats.dwRedirects;
break;
case ICMPOUTECHOS:
ret_value = icmpstat.stats.icmpOutStats.dwEchos;
break;
case ICMPOUTECHOREPS:
ret_value = icmpstat.stats.icmpOutStats.dwEchoReps;
break;
case ICMPOUTTIMESTAMPS:
ret_value = icmpstat.stats.icmpOutStats.dwTimestamps;
break;
case ICMPOUTTIMESTAMPREPS:
ret_value = icmpstat.stats.icmpOutStats.dwTimestampReps;
break;
case ICMPOUTADDRMASKS:
ret_value = icmpstat.stats.icmpOutStats.dwAddrMasks;
break;
case ICMPOUTADDRMASKREPS:
ret_value = icmpstat.stats.icmpOutStats.dwAddrMaskReps;
break;
#endif /* WIN32 */
#endif /* hpux11 */
#endif /* USES_TRADITIONAL_ICMPSTAT */
#endif /* USES_SNMP_DESIGNED_ICMPSTAT */
}
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *)&ret_value, sizeof(ret_value));
}
break;
case MODE_GETNEXT:
case MODE_GETBULK:
case MODE_SET_RESERVE1:
case MODE_SET_RESERVE2:
case MODE_SET_ACTION:
case MODE_SET_COMMIT:
case MODE_SET_FREE:
case MODE_SET_UNDO:
snmp_log(LOG_WARNING, "mibII/icmp: Unsupported mode (%d)\n",
reqinfo->mode);
break;
default:
snmp_log(LOG_WARNING, "mibII/icmp: Unrecognised mode (%d)\n",
reqinfo->mode);
break;
}
return SNMP_ERR_NOERROR;
}
int
netsnmp_is_cache_valid(netsnmp_agent_request_info * reqinfo)
{
return netsnmp_cache_is_valid(reqinfo, CACHE_NAME);
}
/** Implements the cache handler */
int
netsnmp_cache_helper_handler(netsnmp_mib_handler * handler,
netsnmp_handler_registration * reginfo,
netsnmp_agent_request_info * reqinfo,
netsnmp_request_info * requests)
{
char addrstr[32];
netsnmp_cache *cache = NULL;
netsnmp_handler_args cache_hint;
DEBUGMSGTL(("helper:cache_handler", "Got request (%d) for %s: ",
reqinfo->mode, reginfo->handlerName));
DEBUGMSGOID(("helper:cache_handler", reginfo->rootoid,
reginfo->rootoid_len));
DEBUGMSG(("helper:cache_handler", "\n"));
netsnmp_assert(handler->flags & MIB_HANDLER_AUTO_NEXT);
cache = (netsnmp_cache *) handler->myvoid;
if (netsnmp_ds_get_boolean(NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_AGENT_NO_CACHING) ||
!cache || !cache->enabled || !cache->load_cache) {
DEBUGMSGT(("helper:cache_handler", " caching disabled or "
"cache not found, disabled or had no load method\n"));
return SNMP_ERR_NOERROR;
}
snprintf(addrstr,sizeof(addrstr), "%ld", (long int)cache);
DEBUGMSGTL(("helper:cache_handler", "using cache %s: ", addrstr));
DEBUGMSGOID(("helper:cache_handler", cache->rootoid, cache->rootoid_len));
DEBUGMSG(("helper:cache_handler", "\n"));
/*
* Make the handler-chain parameters available to
* the cache_load hook routine.
*/
cache_hint.handler = handler;
cache_hint.reginfo = reginfo;
cache_hint.reqinfo = reqinfo;
cache_hint.requests = requests;
cache->cache_hint = &cache_hint;
switch (reqinfo->mode) {
case MODE_GET:
case MODE_GETNEXT:
case MODE_GETBULK:
#ifndef NETSNMP_NO_WRITE_SUPPORT
case MODE_SET_RESERVE1:
#endif /* !NETSNMP_NO_WRITE_SUPPORT */
/*
* only touch cache once per pdu request, to prevent a cache
* reload while a module is using cached data.
*
* XXX: this won't catch a request reloading the cache while
* a previous (delegated) request is still using the cache.
* maybe use a reference counter?
*/
if (netsnmp_cache_is_valid(reqinfo, addrstr))
break;
/*
* call the load hook, and update the cache timestamp.
* If it's not already there, add to reqinfo
*/
netsnmp_cache_check_and_reload(cache);
netsnmp_cache_reqinfo_insert(cache, reqinfo, addrstr);
/** next handler called automatically - 'AUTO_NEXT' */
break;
#ifndef NETSNMP_NO_WRITE_SUPPORT
case MODE_SET_RESERVE2:
case MODE_SET_FREE:
case MODE_SET_ACTION:
case MODE_SET_UNDO:
netsnmp_assert(netsnmp_cache_is_valid(reqinfo, addrstr));
/** next handler called automatically - 'AUTO_NEXT' */
break;
/*
* A (successful) SET request wouldn't typically trigger a reload of
* the cache, but might well invalidate the current contents.
* Only do this on the last pass through.
*/
case MODE_SET_COMMIT:
if (cache->valid &&
! (cache->flags & NETSNMP_CACHE_DONT_INVALIDATE_ON_SET) ) {
cache->free_cache(cache, cache->magic);
cache->valid = 0;
}
/** next handler called automatically - 'AUTO_NEXT' */
break;
#endif /* NETSNMP_NO_WRITE_SUPPORT */
default:
snmp_log(LOG_WARNING, "cache_handler: Unrecognised mode (%d)\n",
reqinfo->mode);
netsnmp_request_set_error_all(requests, SNMP_ERR_GENERR);
return SNMP_ERR_GENERR;
}
if (cache->flags & NETSNMP_CACHE_RESET_TIMER_ON_USE)
netsnmp_set_monotonic_marker(&cache->timestampM);
return SNMP_ERR_NOERROR;
}
/**
* Handle request for sctpStats.
* Handles only one request at a time, serialize_handler is automatically added by netsnmp_register_scalar_group.
*/
int
sctp_stats_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *request)
{
netsnmp_variable_list *requestvb;
int subid;
int ret;
DEBUGMSGTL(("sctp:scalars:stats", "Handler - mode %s\n",
se_find_label_in_slist("agent_mode", reqinfo->mode)));
if (reqinfo->mode != MODE_GET) {
snmp_log(LOG_WARNING, "sctp/stats: Unsupported mode (%d)\n",
reqinfo->mode);
return SNMP_ERR_NOERROR;
}
requestvb = request->requestvb;
subid = requestvb->name[OID_LENGTH(sctp_stats_oid)];
DEBUGMSGTL(("sctp:scalars:stats", "oid: "));
DEBUGMSGOID(("sctp:scalars:stats", requestvb->name,
requestvb->name_length));
DEBUGMSG(("sctp:scalars:stats", "\n"));
/*
* Load the cache if it was not loaded before
*/
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
DEBUGMSGTL(("sctp:scalars:stats", "cache is not valid!\n"));
ret = netsnmp_access_sctp_stats_load(NULL, NULL);
if (ret < 0) {
DEBUGMSGTL(("sctp:scalars:stats",
"could not load sctp stats!\n"));
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
return SNMP_ERR_NOERROR;
}
}
switch (subid) {
case SCTP_CURRESTAB:
snmp_set_var_typed_value(request->requestvb, ASN_GAUGE,
(u_char *) & sctp_stats.curr_estab,
sizeof(sctp_stats.curr_estab));
break;
case SCTP_ACTIVEESTABS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.active_estabs,
sizeof(sctp_stats.active_estabs));
break;
case SCTP_PASSIVEESTABS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.passive_estabs,
sizeof(sctp_stats.passive_estabs));
break;
case SCTP_ABORTEDS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.aborteds,
sizeof(sctp_stats.aborteds));
break;
case SCTP_SHUTDOWNS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.shutdowns,
sizeof(sctp_stats.shutdowns));
break;
case SCTP_OUTOFBLUES:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.out_of_blues,
sizeof(sctp_stats.out_of_blues));
break;
case SCTP_CHECKSUMERRORS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER,
(u_char *) & sctp_stats.checksum_errors,
sizeof(sctp_stats.checksum_errors));
break;
case SCTP_OUTCTRLCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.out_ctrl_chunks,
sizeof(sctp_stats.out_ctrl_chunks));
break;
case SCTP_OUTORDERCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.out_order_chunks,
sizeof(sctp_stats.out_order_chunks));
break;
case SCTP_OUTUNORDERCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) &
sctp_stats.out_unorder_chunks,
sizeof(sctp_stats.out_unorder_chunks));
break;
case SCTP_INCTRLCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.in_ctrl_chunks,
sizeof(sctp_stats.in_ctrl_chunks));
break;
case SCTP_INORDERCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.in_order_chunks,
sizeof(sctp_stats.in_order_chunks));
break;
case SCTP_INUNORDERCHUNKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.in_unorder_chunks,
sizeof(sctp_stats.in_unorder_chunks));
break;
case SCTP_FRAGUSRMSGS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.frag_usr_msgs,
sizeof(sctp_stats.frag_usr_msgs));
break;
case SCTP_REASMUSRMSGS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.reasm_usr_msgs,
sizeof(sctp_stats.reasm_usr_msgs));
break;
case SCTP_OUTSCTPPACKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.out_sctp_packs,
sizeof(sctp_stats.out_sctp_packs));
break;
case SCTP_INSCTPPACKS:
snmp_set_var_typed_value(request->requestvb, ASN_COUNTER64,
(u_char *) & sctp_stats.in_sctp_packs,
sizeof(sctp_stats.in_sctp_packs));
break;
case SCTP_DISCONTINUITYTIME:
snmp_set_var_typed_value(request->requestvb, ASN_TIMETICKS,
(u_char *) &
sctp_stats.discontinuity_time,
sizeof(sctp_stats.discontinuity_time));
break;
default:
snmp_log(LOG_WARNING, "sctp/stats: Unsupported subid (%d)\n",
subid);
break;
}
return SNMP_ERR_NOERROR;
}
/**
* Handle request for sctpParams.
* Handles only one request at a time, serialize_handler is automatically added by netsnmp_register_scalar_group.
*/
int
sctp_params_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *request)
{
netsnmp_variable_list *requestvb;
int subid;
int ret;
DEBUGMSGTL(("sctp:scalars:params", "Handler - mode %s\n",
se_find_label_in_slist("agent_mode", reqinfo->mode)));
if (reqinfo->mode != MODE_GET) {
snmp_log(LOG_WARNING, "sctp/params: Unsupported mode (%d)\n",
reqinfo->mode);
return SNMP_ERR_NOERROR;
}
requestvb = request->requestvb;
subid = requestvb->name[OID_LENGTH(sctp_stats_oid)];
DEBUGMSGTL(("sctp:scalars:params", "oid: "));
DEBUGMSGOID(("sctp:scalars:params", requestvb->name,
requestvb->name_length));
DEBUGMSG(("sctp:scalars:params", "\n"));
/*
* Load the cache if it was not loaded before
*/
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
DEBUGMSGTL(("sctp:scalars:params", "cache is not valid!\n"));
ret = netsnmp_access_sctp_params_load(NULL, NULL);
if (ret < 0) {
DEBUGMSGTL(("sctp:scalars:params",
"could not load sctp stats!\n"));
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
return SNMP_ERR_NOERROR;
}
}
switch (subid) {
case SCTP_RTOALGORITHM:
snmp_set_var_typed_value(request->requestvb, ASN_INTEGER,
(u_char *) & sctp_params.rto_algorithm,
sizeof(sctp_params.rto_algorithm));
break;
case SCTP_RTOMIN:
snmp_set_var_typed_value(request->requestvb, ASN_UNSIGNED,
(u_char *) & sctp_params.rto_min,
sizeof(sctp_params.rto_min));
break;
case SCTP_RTOMAX:
snmp_set_var_typed_value(request->requestvb, ASN_UNSIGNED,
(u_char *) & sctp_params.rto_max,
sizeof(sctp_params.rto_max));
break;
case SCTP_RTOINITIAL:
snmp_set_var_typed_value(request->requestvb, ASN_UNSIGNED,
(u_char *) & sctp_params.rto_initial,
sizeof(sctp_params.rto_initial));
break;
case SCTP_MAXASSOCS:
snmp_set_var_typed_value(request->requestvb, ASN_INTEGER,
(u_char *) & sctp_params.max_assocs,
sizeof(sctp_params.max_assocs));
break;
case SCTP_VALCOOKIELIFE:
snmp_set_var_typed_value(request->requestvb, ASN_UNSIGNED,
(u_char *) & sctp_params.val_cookie_life,
sizeof(sctp_params.val_cookie_life));
break;
case SCTP_MAXINITRETR:
snmp_set_var_typed_value(request->requestvb, ASN_UNSIGNED,
(u_char *) & sctp_params.max_init_retr,
sizeof(sctp_params.max_init_retr));
break;
default:
snmp_log(LOG_WARNING, "sctp/params: Unsupported subid (%d)\n",
subid);
break;
}
return SNMP_ERR_NOERROR;
}
int
udp_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
netsnmp_request_info *request;
netsnmp_variable_list *requestvb;
long ret_value = -1;
oid subid;
int type = ASN_COUNTER;
/*
* The cached data should already have been loaded by the
* cache handler, higher up the handler chain.
* But just to be safe, check this and load it manually if necessary
*/
#ifndef hpux11
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
netsnmp_assert("cache" == "valid"); /* always false */
udp_load( NULL, NULL ); /* XXX - check for failure */
}
#endif
/*
*
*
*/
DEBUGMSGTL(("mibII/udpScalar", "Handler - mode %s\n",
se_find_label_in_slist("agent_mode", reqinfo->mode)));
switch (reqinfo->mode) {
case MODE_GET:
for (request=requests; request; request=request->next) {
requestvb = request->requestvb;
subid = requestvb->name[OID_LENGTH(udp_oid)]; /* XXX */
DEBUGMSGTL(( "mibII/udpScalar", "oid: "));
DEBUGMSGOID(("mibII/udpScalar", requestvb->name,
requestvb->name_length));
DEBUGMSG(( "mibII/udpScalar", "\n"));
switch (subid) {
#ifdef USES_SNMP_DESIGNED_UDPSTAT
case UDPINDATAGRAMS:
ret_value = udpstat.udpInDatagrams;
break;
case UDPNOPORTS:
#ifdef solaris2
ret_value = udp_load(NULL, (void *)UDPNOPORTS);
if (ret_value == -1) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
break;
#else
ret_value = udpstat.udpNoPorts;
break;
#endif
case UDPOUTDATAGRAMS:
ret_value = udpstat.udpOutDatagrams;
break;
case UDPINERRORS:
ret_value = udpstat.udpInErrors;
break;
#else /* USES_SNMP_DESIGNED_UDPSTAT */
#ifdef USES_TRADITIONAL_UDPSTAT
#ifdef HAVE_SYS_TCPIPSTATS_H
/*
* This actually reads statistics for *all* the groups together,
* so we need to isolate the UDP-specific bits.
*/
#define udpstat udpstat.udpstat
#endif
case UDPINDATAGRAMS:
#if STRUCT_UDPSTAT_HAS_UDPS_IPACKETS
ret_value = udpstat.udps_ipackets;
break;
#else
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
#endif
case UDPNOPORTS:
#if STRUCT_UDPSTAT_HAS_UDPS_NOPORT
ret_value = udpstat.udps_noport;
break;
#else
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
#endif
case UDPOUTDATAGRAMS:
#if STRUCT_UDPSTAT_HAS_UDPS_OPACKETS
ret_value = udpstat.udps_opackets;
break;
#else
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
#endif
case UDPINERRORS:
ret_value = udpstat.udps_hdrops + udpstat.udps_badsum +
#ifdef STRUCT_UDPSTAT_HAS_UDPS_DISCARD
udpstat.udps_discard +
#endif
#ifdef STRUCT_UDPSTAT_HAS_UDPS_FULLSOCK
udpstat.udps_fullsock +
#endif
udpstat.udps_badlen;
break;
#ifdef HAVE_SYS_TCPIPSTATS_H
#undef udpstat
#endif
#else /* USES_TRADITIONAL_UDPSTAT */
#ifdef hpux11
case UDPINDATAGRAMS:
case UDPNOPORTS:
case UDPOUTDATAGRAMS:
case UDPINERRORS:
/*
* This is a bit of a hack, to shoehorn the HP-UX 11
* single-object retrieval approach into the caching
* architecture.
*/
if (udp_load(NULL, (void*)subid) == -1 ) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
ret_value = udpstat;
break;
#else /* hpux11 */
#ifdef WIN32
case UDPINDATAGRAMS:
ret_value = udpstat.dwInDatagrams;
break;
case UDPNOPORTS:
ret_value = udpstat.dwNoPorts;
break;
case UDPOUTDATAGRAMS:
ret_value = udpstat.dwOutDatagrams;
break;
case UDPINERRORS:
ret_value = udpstat.dwInErrors;
break;
#endif /* WIN32 */
#endif /* hpux11 */
#endif /* USES_TRADITIONAL_UDPSTAT */
#endif /* USES_SNMP_DESIGNED_UDPSTAT */
}
snmp_set_var_typed_value(request->requestvb, (u_char)type,
(u_char *)&ret_value, sizeof(ret_value));
}
break;
case MODE_GETNEXT:
case MODE_GETBULK:
case MODE_SET_RESERVE1:
case MODE_SET_RESERVE2:
case MODE_SET_ACTION:
case MODE_SET_COMMIT:
case MODE_SET_FREE:
case MODE_SET_UNDO:
snmp_log(LOG_WARNING, "mibII/udp: Unsupported mode (%d)\n",
reqinfo->mode);
break;
default:
snmp_log(LOG_WARNING, "mibII/udp: Unrecognised mode (%d)\n",
reqinfo->mode);
break;
}
return SNMP_ERR_NOERROR;
}
int
tcp_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
netsnmp_request_info *request;
netsnmp_variable_list *requestvb;
long ret_value = -1;
oid subid;
int type = ASN_COUNTER;
/*
* The cached data should already have been loaded by the
* cache handler, higher up the handler chain.
* But just to be safe, check this and load it manually if necessary
*/
#if defined(_USE_FIRST_PROTOCOL)
tcp_load(NULL, NULL);
#elif !defined(hpux11)
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
netsnmp_assert(!"cache == valid"); /* always false */
tcp_load( NULL, NULL ); /* XXX - check for failure */
}
#endif
/*
*
*
*/
DEBUGMSGTL(("mibII/tcpScalar", "Handler - mode %s\n",
se_find_label_in_slist("agent_mode", reqinfo->mode)));
switch (reqinfo->mode) {
case MODE_GET:
for (request=requests; request; request=request->next) {
requestvb = request->requestvb;
subid = requestvb->name[OID_LENGTH(tcp_oid)]; /* XXX */
DEBUGMSGTL(( "mibII/tcpScalar", "oid: "));
DEBUGMSGOID(("mibII/tcpScalar", requestvb->name,
requestvb->name_length));
DEBUGMSG(( "mibII/tcpScalar", "\n"));
switch (subid) {
#ifdef USES_SNMP_DESIGNED_TCPSTAT
case TCPRTOALGORITHM:
ret_value = tcpstat.tcpRtoAlgorithm;
type = ASN_INTEGER;
break;
case TCPRTOMIN:
ret_value = tcpstat.tcpRtoMin;
type = ASN_INTEGER;
break;
case TCPRTOMAX:
ret_value = tcpstat.tcpRtoMax;
type = ASN_INTEGER;
break;
case TCPMAXCONN:
ret_value = tcpstat.tcpMaxConn;
type = ASN_INTEGER;
break;
case TCPACTIVEOPENS:
ret_value = tcpstat.tcpActiveOpens;
break;
case TCPPASSIVEOPENS:
ret_value = tcpstat.tcpPassiveOpens;
break;
case TCPATTEMPTFAILS:
ret_value = tcpstat.tcpAttemptFails;
break;
case TCPESTABRESETS:
ret_value = tcpstat.tcpEstabResets;
break;
case TCPCURRESTAB:
ret_value = tcpstat.tcpCurrEstab;
type = ASN_GAUGE;
break;
case TCPINSEGS:
ret_value = tcpstat.tcpInSegs;
break;
case TCPOUTSEGS:
ret_value = tcpstat.tcpOutSegs;
break;
case TCPRETRANSSEGS:
ret_value = tcpstat.tcpRetransSegs;
break;
case TCPINERRS:
#ifdef solaris2
ret_value = tcp_load(NULL, (void *)TCPINERRS);
if (ret_value == -1) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
break;
#elif defined(linux)
if (tcpstat.tcpInErrsValid) {
ret_value = tcpstat.tcpInErrs;
break;
} else {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
#else /* linux */
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
#endif /* solaris2 */
case TCPOUTRSTS:
#ifdef linux
if (tcpstat.tcpOutRstsValid) {
ret_value = tcpstat.tcpOutRsts;
break;
}
#endif /* linux */
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
#elif defined(USES_TRADITIONAL_TCPSTAT) && !defined(_USE_FIRST_PROTOCOL)
#ifdef HAVE_SYS_TCPIPSTATS_H
/*
* This actually reads statistics for *all* the groups together,
* so we need to isolate the TCP-specific bits.
*/
#define tcpstat tcpstat.tcpstat
#endif
case TCPRTOALGORITHM: /* Assume Van Jacobsen's algorithm */
ret_value = 4;
type = ASN_INTEGER;
break;
case TCPRTOMIN:
#ifdef TCPTV_NEEDS_HZ
ret_value = TCPTV_MIN;
#else
ret_value = TCPTV_MIN / PR_SLOWHZ * 1000;
#endif
type = ASN_INTEGER;
break;
case TCPRTOMAX:
#ifdef TCPTV_NEEDS_HZ
ret_value = TCPTV_REXMTMAX;
#else
ret_value = TCPTV_REXMTMAX / PR_SLOWHZ * 1000;
#endif
type = ASN_INTEGER;
break;
case TCPMAXCONN:
ret_value = -1; /* Dynamic maximum */
type = ASN_INTEGER;
break;
case TCPACTIVEOPENS:
ret_value = tcpstat.tcps_connattempt;
break;
case TCPPASSIVEOPENS:
ret_value = tcpstat.tcps_accepts;
break;
/*
* NB: tcps_drops is actually the sum of the two MIB
* counters tcpAttemptFails and tcpEstabResets.
*/
case TCPATTEMPTFAILS:
ret_value = tcpstat.tcps_conndrops;
break;
case TCPESTABRESETS:
ret_value = tcpstat.tcps_drops;
break;
case TCPCURRESTAB:
#ifdef USING_MIBII_TCPTABLE_MODULE
ret_value = TCP_Count_Connections();
#else
ret_value = 0;
#endif
type = ASN_GAUGE;
break;
case TCPINSEGS:
ret_value = tcpstat.tcps_rcvtotal;
break;
case TCPOUTSEGS:
/*
* RFC 1213 defines this as the number of segments sent
* "excluding those containing only retransmitted octets"
*/
ret_value = tcpstat.tcps_sndtotal - tcpstat.tcps_sndrexmitpack;
break;
case TCPRETRANSSEGS:
ret_value = tcpstat.tcps_sndrexmitpack;
break;
case TCPINERRS:
ret_value = tcpstat.tcps_rcvbadsum + tcpstat.tcps_rcvbadoff
#ifdef HAVE_STRUCT_TCPSTAT_TCPS_RCVMEMDROP
+ tcpstat.tcps_rcvmemdrop
#endif
+ tcpstat.tcps_rcvshort;
break;
case TCPOUTRSTS:
ret_value = tcpstat.tcps_sndctrl - tcpstat.tcps_closed;
break;
#ifdef HAVE_SYS_TCPIPSTATS_H
#undef tcpstat
#endif
#elif defined(hpux11)
case TCPRTOALGORITHM:
case TCPRTOMIN:
case TCPRTOMAX:
case TCPMAXCONN:
case TCPCURRESTAB:
if (subid == TCPCURRESTAB)
type = ASN_GAUGE;
else
type = ASN_INTEGER;
case TCPACTIVEOPENS:
case TCPPASSIVEOPENS:
case TCPATTEMPTFAILS:
case TCPESTABRESETS:
case TCPINSEGS:
case TCPOUTSEGS:
case TCPRETRANSSEGS:
case TCPINERRS:
case TCPOUTRSTS:
/*
* This is a bit of a hack, to shoehorn the HP-UX 11
* single-object retrieval approach into the caching
* architecture.
*/
if (tcp_load(NULL, (void*)subid) == -1 ) {
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
ret_value = tcpstat;
break;
#elif defined (WIN32) || defined (cygwin)
case TCPRTOALGORITHM:
ret_value = tcpstat.dwRtoAlgorithm;
type = ASN_INTEGER;
break;
case TCPRTOMIN:
ret_value = tcpstat.dwRtoMin;
type = ASN_INTEGER;
break;
case TCPRTOMAX:
ret_value = tcpstat.dwRtoMax;
type = ASN_INTEGER;
break;
case TCPMAXCONN:
ret_value = tcpstat.dwMaxConn;
type = ASN_INTEGER;
break;
case TCPACTIVEOPENS:
ret_value = tcpstat.dwActiveOpens;
break;
case TCPPASSIVEOPENS:
ret_value = tcpstat.dwPassiveOpens;
break;
case TCPATTEMPTFAILS:
ret_value = tcpstat.dwAttemptFails;
break;
case TCPESTABRESETS:
ret_value = tcpstat.dwEstabResets;
break;
case TCPCURRESTAB:
ret_value = tcpstat.dwCurrEstab;
type = ASN_GAUGE;
break;
case TCPINSEGS:
ret_value = tcpstat.dwInSegs;
break;
case TCPOUTSEGS:
ret_value = tcpstat.dwOutSegs;
break;
case TCPRETRANSSEGS:
ret_value = tcpstat.dwRetransSegs;
break;
case TCPINERRS:
ret_value = tcpstat.dwInErrs;
break;
case TCPOUTRSTS:
ret_value = tcpstat.dwOutRsts;
break;
#elif defined(_USE_FIRST_PROTOCOL)
case TCPRTOALGORITHM:
ret_value = 4;
type = ASN_INTEGER;
break;
case TCPRTOMIN:
ret_value = 0;
type = ASN_INTEGER;
break;
case TCPRTOMAX:
ret_value = 0;
type = ASN_INTEGER;
break;
case TCPMAXCONN:
ret_value = -1;
type = ASN_INTEGER;
break;
case TCPACTIVEOPENS:
ret_value = ps_proto.u.tcp.initiated;
break;
case TCPPASSIVEOPENS:
ret_value = ps_proto.u.tcp.accepted;
break;
case TCPATTEMPTFAILS:
ret_value = ps_proto.u.tcp.dropped;
break;
case TCPESTABRESETS:
ret_value = ps_proto.u.tcp.dropped;
break;
case TCPCURRESTAB:
/* this value is currently missing */
ret_value = 0; /*ps_proto.u.tcp.established;*/
type = ASN_GAUGE;
break;
case TCPINSEGS:
ret_value = ps_proto.u.tcp.ipackets;
break;
case TCPOUTSEGS:
ret_value = ps_proto.u.tcp.opackets;
break;
case TCPRETRANSSEGS:
ret_value = 0;
break;
case TCPINERRS:
ret_value = ps_proto.u.tcp.ierrors;
break;
case TCPOUTRSTS:
ret_value = 0;
break;
#endif /* USES_SNMP_DESIGNED_TCPSTAT */
case TCPCONNTABLE:
/*
* This is not actually a valid scalar object.
* The table registration should take precedence,
* so skip this subtree, regardless of architecture.
*/
netsnmp_set_request_error(reqinfo, request, SNMP_NOSUCHOBJECT);
continue;
}
snmp_set_var_typed_value(request->requestvb, (u_char)type,
(u_char *)&ret_value, sizeof(ret_value));
}
break;
case MODE_GETNEXT:
case MODE_GETBULK:
case MODE_SET_RESERVE1:
case MODE_SET_RESERVE2:
case MODE_SET_ACTION:
case MODE_SET_COMMIT:
case MODE_SET_FREE:
case MODE_SET_UNDO:
snmp_log(LOG_WARNING, "mibII/tcp: Unsupported mode (%d)\n",
reqinfo->mode);
break;
default:
snmp_log(LOG_WARNING, "mibII/tcp: Unrecognised mode (%d)\n",
reqinfo->mode);
break;
}
return SNMP_ERR_NOERROR;
}
int
icmp_stats_table_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
netsnmp_request_info *request;
netsnmp_variable_list *requestvb;
netsnmp_table_request_info *table_info;
struct icmp_stats_table_entry *entry;
oid subid;
#ifndef hpux11
if (!netsnmp_cache_is_valid(reqinfo, reginfo->handlerName)) {
netsnmp_assert(!"cache == valid"); /* always false */
icmp_load( NULL, NULL ); /* XXX - check for failure */
}
#endif
switch (reqinfo->mode) {
case MODE_GET:
for (request=requests; request; request=request->next) {
requestvb = request->requestvb;
entry = (struct icmp_stats_table_entry *)netsnmp_extract_iterator_context(request);
if (!entry)
continue;
table_info = netsnmp_extract_table_info(request);
subid = table_info->colnum;
switch (subid) {
case ICMP_STAT_INMSG:
snmp_set_var_typed_value(requestvb, ASN_COUNTER,
(u_char *)&entry->icmpStatsInMsgs, sizeof(uint32_t));
break;
case ICMP_STAT_INERR:
snmp_set_var_typed_value(requestvb, ASN_COUNTER,
(u_char *)&entry->icmpStatsInErrors, sizeof(uint32_t));
break;
case ICMP_STAT_OUTMSG:
snmp_set_var_typed_value(requestvb, ASN_COUNTER,
(u_char *)&entry->icmpStatsOutMsgs, sizeof(uint32_t));
break;
case ICMP_STAT_OUTERR:
snmp_set_var_typed_value(requestvb, ASN_COUNTER,
(u_char *)&entry->icmpStatsOutErrors, sizeof(uint32_t));
break;
default:
snmp_log(LOG_WARNING, "mibII/icmpStatsTable: Unrecognised column (%d)\n",(int)subid);
}
}
break;
case MODE_GETNEXT:
case MODE_GETBULK:
case MODE_SET_RESERVE1:
case MODE_SET_RESERVE2:
case MODE_SET_ACTION:
case MODE_SET_COMMIT:
case MODE_SET_FREE:
case MODE_SET_UNDO:
snmp_log(LOG_WARNING, "mibII/icmpStatsTable: Unsupported mode (%d)\n",
reqinfo->mode);
break;
default:
snmp_log(LOG_WARNING, "mibII/icmpStatsTable: Unrecognised mode (%d)\n",
reqinfo->mode);
break;
}
return SNMP_ERR_NOERROR;
}
