diff options
Diffstat (limited to 'agent/mibgroup/mibII/snmp_mib.c')
| -rw-r--r-- | agent/mibgroup/mibII/snmp_mib.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/agent/mibgroup/mibII/snmp_mib.c b/agent/mibgroup/mibII/snmp_mib.c new file mode 100644 index 0000000..a056d99 --- /dev/null +++ b/agent/mibgroup/mibII/snmp_mib.c @@ -0,0 +1,133 @@ +#include <net-snmp/net-snmp-config.h> +#include <net-snmp/net-snmp-features.h> +#include <net-snmp/net-snmp-includes.h> +#include <net-snmp/agent/net-snmp-agent-includes.h> +#include <net-snmp/agent/sysORTable.h> + +#include "snmp_mib.h" +#include "updates.h" + +#ifndef NETSNMP_NO_WRITE_SUPPORT +netsnmp_feature_require(check_vb_truthvalue) +#endif /* NETSNMP_NO_WRITE_SUPPORT */ + +static const oid snmp_oid[] = { 1, 3, 6, 1, 2, 1, 11 }; + +extern long snmp_enableauthentraps; +extern int snmp_enableauthentrapsset; + +static int +snmp_enableauthentraps_store(int a, int b, void *c, void *d) +{ + char line[SNMP_MAXBUF_SMALL]; + + if (snmp_enableauthentrapsset > 0) { + snprintf(line, SNMP_MAXBUF_SMALL, "pauthtrapenable %ld", + snmp_enableauthentraps); + snmpd_store_config(line); + } + return 0; +} + +static int +handle_truthvalue(netsnmp_mib_handler *handler, + netsnmp_handler_registration *reginfo, + netsnmp_agent_request_info *reqinfo, + netsnmp_request_info *requests) +{ +#ifndef NETSNMP_NO_WRITE_SUPPORT + if (reqinfo->mode == MODE_SET_RESERVE1) { + int res = netsnmp_check_vb_truthvalue(requests->requestvb); + if (res != SNMP_ERR_NOERROR) + netsnmp_request_set_error(requests, res); + } +#endif /* NETSNMP_NO_WRITE_SUPPORT */ + return SNMP_ERR_NOERROR; +} + +static netsnmp_mib_handler* +netsnmp_get_truthvalue(void) +{ + return netsnmp_create_handler("truthvalue", handle_truthvalue); +} + +static int +handle_snmp(netsnmp_mib_handler *handler, + netsnmp_handler_registration *reginfo, + netsnmp_agent_request_info *reqinfo, + netsnmp_request_info *requests) +{ + switch (reqinfo->mode) { + case MODE_GET: + { + oid idx = requests->requestvb->name[OID_LENGTH(snmp_oid)]; + switch(idx) { + case 7: + case 23: + case 30: + netsnmp_set_request_error(reqinfo, requests, + SNMP_NOSUCHOBJECT); + break; + default: + { + u_int value = + snmp_get_statistic(idx - 1 + STAT_SNMPINPKTS); + snmp_set_var_typed_value(requests->requestvb, ASN_COUNTER, + (u_char *)&value, sizeof(value)); + } + break; + } + } + break; + + default: + snmp_log(LOG_ERR, + "unknown mode (%d) in handle_snmp\n", reqinfo->mode); + return SNMP_ERR_GENERR; + } + + return SNMP_ERR_NOERROR; +} + +#ifdef USING_MIBII_SYSTEM_MIB_MODULE +extern oid system_module_oid[]; +extern int system_module_oid_len; +extern int system_module_count; +#endif + +/** Initializes the snmp module */ +void +init_snmp_mib(void) +{ + DEBUGMSGTL(("snmp", "Initializing\n")); + + netsnmp_register_scalar_group( + netsnmp_create_handler_registration( + "mibII/snmp", handle_snmp, snmp_oid, OID_LENGTH(snmp_oid), + HANDLER_CAN_RONLY), 1, 32); + { + const oid snmpEnableAuthenTraps_oid[] = { 1, 3, 6, 1, 2, 1, 11, 30, 0 }; + static netsnmp_watcher_info enableauthen_info; + netsnmp_handler_registration *reg = + netsnmp_create_update_handler_registration( + "mibII/snmpEnableAuthenTraps", + snmpEnableAuthenTraps_oid, + OID_LENGTH(snmpEnableAuthenTraps_oid), + HANDLER_CAN_RWRITE, &snmp_enableauthentrapsset); + netsnmp_inject_handler(reg, netsnmp_get_truthvalue()); + netsnmp_register_watched_instance( + reg, + netsnmp_init_watcher_info( + &enableauthen_info, + &snmp_enableauthentraps, sizeof(snmp_enableauthentraps), + ASN_INTEGER, WATCHER_FIXED_SIZE)); + } + +#ifdef USING_MIBII_SYSTEM_MIB_MODULE + if (++system_module_count == 3) + REGISTER_SYSOR_TABLE(system_module_oid, system_module_oid_len, + "The MIB module for SNMPv2 entities"); +#endif + snmp_register_callback(SNMP_CALLBACK_LIBRARY, SNMP_CALLBACK_STORE_DATA, + snmp_enableauthentraps_store, NULL); +} |