diff options
Diffstat (limited to 'ospf6d/ospf6_snmp.c')
| -rw-r--r-- | ospf6d/ospf6_snmp.c | 236 |
1 files changed, 235 insertions, 1 deletions
diff --git a/ospf6d/ospf6_snmp.c b/ospf6d/ospf6_snmp.c index edc8bc49..ae88a9fb 100644 --- a/ospf6d/ospf6_snmp.c +++ b/ospf6d/ospf6_snmp.c @@ -76,6 +76,30 @@ /* OSPFv3 MIB Area Table values. */ #define OSPFv3AREAID 1 #define OSPFv3IMPORTASEXTERN 2 +#define OSPFv3AREASPFRUNS 3 +#define OSPFv3AREABDRRTRCOUNT 4 +#define OSPFv3AREAASBDRRTRCOUNT 5 +#define OSPFv3AREASCOPELSACOUNT 6 +#define OSPFv3AREASCOPELSACKSUMSUM 7 +#define OSPFv3AREASUMMARY 8 +#define OSPFv3AREASTATUS 9 +#define OSPFv3STUBMETRIC 10 +#define OSPFv3AREANSSATRANSLATORROLE 11 +#define OSPFv3AREANSSATRANSLATORSTATE 12 +#define OSPFv3AREANSSATRANSLATORSTABILITYINTERVAL 13 +#define OSPFv3AREANSSATRANSLATOREVENTS 14 +#define OSPFv3AREASTUBMETRICTYPE 15 + +/* OSPFv3 MIB Area Lsdb Table values. */ +#define OSPFv3AREALSDBAREAID 1 +#define OSPFv3AREALSDBTYPE 2 +#define OSPFv3AREALSDBROUTERID 3 +#define OSPFv3AREALSDBLSID 4 +#define OSPFv3AREALSDBSEQUENCE 5 +#define OSPFv3AREALSDBAGE 6 +#define OSPFv3AREALSDBCHECKSUM 7 +#define OSPFv3AREALSDBADVERTISEMENT 8 +#define OSPFv3AREALSDBTYPEKNOWN 9 /* SYNTAX Status from OSPF-MIB. */ #define OSPF_STATUS_ENABLED 1 @@ -105,6 +129,7 @@ static struct in_addr ospf6_empty_id = {0}; /* Hook functions. */ static u_char *ospfv3GeneralGroup (); static u_char *ospfv3AreaEntry (); +static u_char *ospfv3AreaLsdbEntry (); struct variable ospfv3_variables[] = { @@ -155,8 +180,54 @@ struct variable ospfv3_variables[] = /* OSPFv3 Area Data Structure */ {OSPFv3AREAID, IPADDRESS, RONLY, ospfv3AreaEntry, 4, {1, 2, 1, 1}}, - {OSPFv3IMPORTASEXTERN, INTEGER, RONLY, ospfv3AreaEntry, + {OSPFv3IMPORTASEXTERN, INTEGER, RWRITE, ospfv3AreaEntry, 4, {1, 2, 1, 2}}, + {OSPFv3AREASPFRUNS, COUNTER, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 3}}, + {OSPFv3AREABDRRTRCOUNT, GAUGE, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 4}}, + {OSPFv3AREAASBDRRTRCOUNT, GAUGE, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 5}}, + {OSPFv3AREASCOPELSACOUNT, GAUGE, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 6}}, + {OSPFv3AREASCOPELSACKSUMSUM, INTEGER, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 7}}, + {OSPFv3AREASUMMARY, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 8}}, + {OSPFv3AREASTATUS, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 9}}, + {OSPFv3STUBMETRIC, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 10}}, + {OSPFv3AREANSSATRANSLATORROLE, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 11}}, + {OSPFv3AREANSSATRANSLATORSTATE, INTEGER, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 12}}, + {OSPFv3AREANSSATRANSLATORSTABILITYINTERVAL, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 13}}, + {OSPFv3AREANSSATRANSLATOREVENTS, COUNTER, RONLY, ospfv3AreaEntry, + 4, {1, 2, 1, 14}}, + {OSPFv3AREASTUBMETRICTYPE, INTEGER, RWRITE, ospfv3AreaEntry, + 4, {1, 2, 1, 15}}, + + {OSPFv3AREALSDBAREAID, IPADDRESS, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 1}}, + {OSPFv3AREALSDBTYPE, GAUGE, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 2}}, + {OSPFv3AREALSDBROUTERID, IPADDRESS, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 3}}, + {OSPFv3AREALSDBLSID, IPADDRESS, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 4}}, + {OSPFv3AREALSDBSEQUENCE, INTEGER, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 5}}, + {OSPFv3AREALSDBAGE, INTEGER, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 6}}, + {OSPFv3AREALSDBCHECKSUM, INTEGER, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 7}}, + {OSPFv3AREALSDBADVERTISEMENT, STRING, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 8}}, + {OSPFv3AREALSDBTYPEKNOWN, INTEGER, RONLY, ospfv3AreaLsdbEntry, + 4, {1, 4, 1, 9}}, + }; static u_char * @@ -287,6 +358,169 @@ ospfv3AreaEntry (struct variable *v, oid *name, size_t *length, return NULL; } +static u_char * +ospfv3AreaLsdbEntry (struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, WriteMethod **write_method) +{ + struct ospf6_lsa *lsa = NULL; + struct in_addr area_id; + u_int16_t type; + struct in_addr id; + struct in_addr adv_router; + int len; + oid *offset; + int offsetlen; + char a[16], b[16], c[16]; + struct ospf6_area *oa; + listnode node; + + memset (&area_id, 0, sizeof (struct in_addr)); + type = 0; + memset (&id, 0, sizeof (struct in_addr)); + memset (&adv_router, 0, sizeof (struct in_addr)); + + /* Check OSPFv3 instance. */ + if (ospf6 == NULL) + return NULL; + + /* Get variable length. */ + offset = name + v->namelen; + offsetlen = *length - v->namelen; + +#define OSPFV3_AREA_LSDB_ENTRY_EXACT_OFFSET \ + (IN_ADDR_SIZE + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) + + if (exact && offsetlen != OSPFV3_AREA_LSDB_ENTRY_EXACT_OFFSET) + return NULL; + + /* Parse area-id */ + len = (offsetlen < IN_ADDR_SIZE ? offsetlen : IN_ADDR_SIZE); + if (len) + oid2in_addr (offset, len, &area_id); + offset += len; + offsetlen -= len; + + /* Parse type */ + len = (offsetlen < 1 ? offsetlen : 1); + if (len) + type = htons (*offset); + offset += len; + offsetlen -= len; + + /* Parse Router-ID */ + len = (offsetlen < IN_ADDR_SIZE ? offsetlen : IN_ADDR_SIZE); + if (len) + oid2in_addr (offset, len, &adv_router); + offset += len; + offsetlen -= len; + + /* Parse LS-ID */ + len = (offsetlen < IN_ADDR_SIZE ? offsetlen : IN_ADDR_SIZE); + if (len) + oid2in_addr (offset, len, &id); + offset += len; + offsetlen -= len; + + inet_ntop (AF_INET, &area_id, a, sizeof (a)); + inet_ntop (AF_INET, &adv_router, b, sizeof (b)); + inet_ntop (AF_INET, &id, c, sizeof (c)); + zlog_info ("SNMP access by lsdb: area=%s exact=%d length=%d magic=%d" + " type=%#x adv_router=%s id=%s", + a, exact, *length, v->magic, ntohs (type), b, c); + + if (exact) + { + oa = ospf6_area_lookup (area_id.s_addr, ospf6); + lsa = ospf6_lsdb_lookup (type, id.s_addr, adv_router.s_addr, oa->lsdb); + } + else + { + for (node = listhead (ospf6->area_list); node; nextnode (node)) + { + oa = (struct ospf6_area *) getdata (node); + + if (lsa) + continue; + if (ntohl (oa->area_id) < ntohl (area_id.s_addr)) + continue; + + lsa = ospf6_lsdb_lookup_next (type, id.s_addr, adv_router.s_addr, + oa->lsdb); + if (! lsa) + { + type = 0; + memset (&id, 0, sizeof (struct in_addr)); + memset (&adv_router, 0, sizeof (struct in_addr)); + } + } + } + + if (! lsa) + { + zlog_info ("SNMP respond: No LSA to return"); + return NULL; + } + oa = OSPF6_AREA (lsa->lsdb->data); + + zlog_info ("SNMP respond: area: %s lsa: %s", oa->name, lsa->name); + + /* Add Index (AreaId, Type, RouterId, Lsid) */ + *length = v->namelen + OSPFV3_AREA_LSDB_ENTRY_EXACT_OFFSET; + offset = name + v->namelen; + oid_copy_addr (offset, (struct in_addr *) &oa->area_id, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + *offset = ntohs (lsa->header->type); + offset++; + oid_copy_addr (offset, (struct in_addr *) &lsa->header->adv_router, + IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + oid_copy_addr (offset, (struct in_addr *) &lsa->header->id, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + + /* Return the current value of the variable */ + switch (v->magic) + { + case OSPFv3AREALSDBAREAID: /* 1 */ + area_id.s_addr = OSPF6_AREA (lsa->lsdb->data)->area_id; + return SNMP_IPADDRESS (area_id); + break; + case OSPFv3AREALSDBTYPE: /* 2 */ + return SNMP_INTEGER (ntohs (lsa->header->type)); + break; + case OSPFv3AREALSDBROUTERID: /* 3 */ + adv_router.s_addr = lsa->header->adv_router; + return SNMP_IPADDRESS (adv_router); + break; + case OSPFv3AREALSDBLSID: /* 4 */ + id.s_addr = lsa->header->id; + return SNMP_IPADDRESS (id); + break; + case OSPFv3AREALSDBSEQUENCE: /* 5 */ + return SNMP_INTEGER (lsa->header->seqnum); + break; + case OSPFv3AREALSDBAGE: /* 6 */ + ospf6_lsa_age_current (lsa); + return SNMP_INTEGER (lsa->header->age); + break; + case OSPFv3AREALSDBCHECKSUM: /* 7 */ + return SNMP_INTEGER (lsa->header->checksum); + break; + case OSPFv3AREALSDBADVERTISEMENT: /* 8 */ + *var_len = ntohs (lsa->header->length); + return (u_char *) lsa->header; + break; + case OSPFv3AREALSDBTYPEKNOWN: /* 9 */ + return SNMP_INTEGER (OSPF6_LSA_IS_KNOWN (lsa->header->type) ? + SNMP_TRUE : SNMP_FALSE); + break; + default: + return NULL; + break; + } + return NULL; +} + + /* Register OSPFv3-MIB. */ void ospf6_snmp_init (struct thread_master *master) |