diff options
Diffstat (limited to 'src/plugins/snat/snat.c')
| -rw-r--r-- | src/plugins/snat/snat.c | 142 |
1 files changed, 141 insertions, 1 deletions
diff --git a/src/plugins/snat/snat.c b/src/plugins/snat/snat.c index 8c2bacdbed4..0ec20ef7909 100644 --- a/src/plugins/snat/snat.c +++ b/src/plugins/snat/snat.c @@ -1412,6 +1412,144 @@ static void *vl_api_snat_ipfix_enable_disable_t_print FINISH; } +static void +send_snat_user_details +(snat_user_t * u, unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_snat_user_details_t * rmp; + snat_main_t * sm = &snat_main; + ip4_fib_t * fib_table; + + rmp = vl_msg_api_alloc (sizeof (*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_SNAT_USER_DETAILS+sm->msg_id_base); + + fib_table = ip4_fib_get(u->fib_index); + rmp->vrf_id = ntohl (fib_table->table_id); + + rmp->is_ip4 = 1; + clib_memcpy(rmp->ip_address, &(u->addr), 4); + rmp->nsessions = ntohl (u->nsessions); + rmp->nstaticsessions = ntohl (u->nstaticsessions); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_snat_user_dump_t_handler +(vl_api_snat_user_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t * sm = &snat_main; + snat_main_per_thread_data_t * tsm; + snat_user_t * u; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + vec_foreach (tsm, sm->per_thread_data) + vec_foreach (u, tsm->users) + send_snat_user_details (u, q, mp->context); +} + +static void *vl_api_snat_user_dump_t_print +(vl_api_snat_user_dump_t *mp, void * handle) +{ + u8 *s; + + s = format (0, "SCRIPT: snat_user_dump "); + + FINISH; +} + +static void +send_snat_user_session_details +(snat_session_t * s, unix_shared_memory_queue_t * q, u32 context) +{ + vl_api_snat_user_session_details_t * rmp; + snat_main_t * sm = &snat_main; + + rmp = vl_msg_api_alloc (sizeof(*rmp)); + memset (rmp, 0, sizeof (*rmp)); + rmp->_vl_msg_id = ntohs (VL_API_SNAT_USER_SESSION_DETAILS+sm->msg_id_base); + rmp->is_ip4 = 1; + clib_memcpy(rmp->outside_ip_address, (&s->out2in.addr), 4); + rmp->outside_port = s->out2in.port; + clib_memcpy(rmp->inside_ip_address, (&s->in2out.addr), 4); + rmp->inside_port = s->in2out.port; + rmp->protocol = ntohs(snat_proto_to_ip_proto(s->in2out.protocol)); + rmp->is_static = s->flags & SNAT_SESSION_FLAG_STATIC_MAPPING ? 1 : 0; + rmp->last_heard = ntohl(s->last_heard); + rmp->total_bytes = ntohl(s->total_bytes); + rmp->total_pkts = ntohl(s->total_pkts); + rmp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +vl_api_snat_user_session_dump_t_handler +(vl_api_snat_user_session_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + snat_main_t * sm = &snat_main; + snat_main_per_thread_data_t *tsm; + snat_session_t * s; + clib_bihash_kv_8_8_t key, value; + snat_user_key_t ukey; + snat_user_t * u; + u32 session_index, head_index, elt_index; + dlist_elt_t * head, * elt; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + clib_memcpy (&ukey.addr, mp->ip_address, 4); + ukey.fib_index = ip4_fib_index_from_table_id (ntohl(mp->vrf_id)); + key.key = ukey.as_u64; + if (!clib_bihash_search_8_8 (&sm->worker_by_in, &key, &value)) + tsm = vec_elt_at_index (sm->per_thread_data, value.value); + else + tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers); + if (clib_bihash_search_8_8 (&sm->user_hash, &key, &value)) + return; + u = pool_elt_at_index (tsm->users, value.value); + if (!u->nsessions && !u->nstaticsessions) + return; + + head_index = u->sessions_per_user_list_head_index; + head = pool_elt_at_index (tsm->list_pool, head_index); + elt_index = head->next; + elt = pool_elt_at_index (tsm->list_pool, elt_index); + session_index = elt->value; + while (session_index != ~0) + { + s = pool_elt_at_index (tsm->sessions, session_index); + + send_snat_user_session_details (s, q, mp->context); + + elt_index = elt->next; + elt = pool_elt_at_index (tsm->list_pool, elt_index); + session_index = elt->value; + } +} + +static void *vl_api_snat_user_session_dump_t_print +(vl_api_snat_user_session_dump_t *mp, void * handle) +{ + u8 *s; + + s = format (0, "SCRIPT: snat_user_session_dump "); + s = format (s, "ip_address %U vrf_id %d\n", + format_ip4_address, mp->ip_address, + clib_net_to_host_u32 (mp->vrf_id)); + + FINISH; +} + /* List of message types that this plugin understands */ #define foreach_snat_plugin_api_msg \ _(SNAT_ADD_ADDRESS_RANGE, snat_add_address_range) \ @@ -1426,7 +1564,9 @@ _(SNAT_SET_WORKERS, snat_set_workers) \ _(SNAT_WORKER_DUMP, snat_worker_dump) \ _(SNAT_ADD_DEL_INTERFACE_ADDR, snat_add_del_interface_addr) \ _(SNAT_INTERFACE_ADDR_DUMP, snat_interface_addr_dump) \ -_(SNAT_IPFIX_ENABLE_DISABLE, snat_ipfix_enable_disable) +_(SNAT_IPFIX_ENABLE_DISABLE, snat_ipfix_enable_disable) \ +_(SNAT_USER_DUMP, snat_user_dump) \ +_(SNAT_USER_SESSION_DUMP, snat_user_session_dump) /* Set up the API message handling tables */ static clib_error_t * |