diff options
Diffstat (limited to 'src/vnet/ip/ip_api.c')
| -rw-r--r-- | src/vnet/ip/ip_api.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c index aafde464445..437d26749cd 100644 --- a/src/vnet/ip/ip_api.c +++ b/src/vnet/ip/ip_api.c @@ -33,6 +33,9 @@ #include <vnet/dpo/classify_dpo.h> #include <vnet/dpo/ip_null_dpo.h> #include <vnet/ethernet/arp_packet.h> +//#include <vnet/mfib/ip6_mfib.h> +#include <vnet/mfib/ip4_mfib.h> +#include <vnet/mfib/mfib_signal.h> #include <vnet/vnet_msg_enum.h> @@ -58,6 +61,8 @@ _(IP_FIB_DETAILS, ip_fib_details) \ _(IP6_FIB_DUMP, ip6_fib_dump) \ _(IP6_FIB_DETAILS, ip6_fib_details) \ _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \ +_(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \ +_(MFIB_SIGNAL_DUMP, mfib_signal_dump) \ _(IP_NEIGHBOR_DETAILS, ip_neighbor_details) \ _(IP_ADDRESS_DUMP, ip_address_dump) \ _(IP_DUMP, ip_dump) \ @@ -845,6 +850,144 @@ vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp) REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY); } +static int +add_del_mroute_check (fib_protocol_t table_proto, + u32 table_id, + u32 next_hop_sw_if_index, + u8 is_local, u8 create_missing_tables, u32 * fib_index) +{ + vnet_main_t *vnm = vnet_get_main (); + + *fib_index = mfib_table_find (table_proto, ntohl (table_id)); + if (~0 == *fib_index) + { + if (create_missing_tables) + { + *fib_index = mfib_table_find_or_create_and_lock (table_proto, + ntohl (table_id)); + } + else + { + /* No such VRF, and we weren't asked to create one */ + return VNET_API_ERROR_NO_SUCH_FIB; + } + } + + if (~0 != ntohl (next_hop_sw_if_index)) + { + if (pool_is_free_index (vnm->interface_main.sw_interfaces, + ntohl (next_hop_sw_if_index))) + { + return VNET_API_ERROR_NO_MATCHING_INTERFACE; + } + } + + return (0); +} + +static int +mroute_add_del_handler (u8 is_add, + u8 is_local, + u32 fib_index, + const mfib_prefix_t * prefix, + u32 entry_flags, + u32 next_hop_sw_if_index, u32 itf_flags) +{ + stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ ); + + fib_route_path_t path = { + .frp_sw_if_index = next_hop_sw_if_index, + .frp_proto = prefix->fp_proto, + }; + + if (is_local) + path.frp_flags |= FIB_ROUTE_PATH_LOCAL; + + + if (!is_local && ~0 == next_hop_sw_if_index) + { + mfib_table_entry_update (fib_index, prefix, + MFIB_SOURCE_API, entry_flags); + } + else + { + if (is_add) + { + mfib_table_entry_path_update (fib_index, prefix, + MFIB_SOURCE_API, &path, itf_flags); + } + else + { + mfib_table_entry_path_remove (fib_index, prefix, + MFIB_SOURCE_API, &path); + } + } + + stats_dsunlock (); + return (0); +} + +static int +api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp) +{ + fib_protocol_t fproto; + u32 fib_index; + int rv; + + fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4); + rv = add_del_mroute_check (fproto, + mp->table_id, + mp->next_hop_sw_if_index, + mp->is_local, + mp->create_vrf_if_needed, &fib_index); + + if (0 != rv) + return (rv); + + mfib_prefix_t pfx = { + .fp_len = ntohs (mp->grp_address_length), + .fp_proto = fproto, + }; + + if (FIB_PROTOCOL_IP4 == fproto) + { + clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address, + sizeof (pfx.fp_grp_addr.ip4)); + clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address, + sizeof (pfx.fp_src_addr.ip4)); + } + else + { + clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address, + sizeof (pfx.fp_grp_addr.ip6)); + clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address, + sizeof (pfx.fp_src_addr.ip6)); + } + + return (mroute_add_del_handler (mp->is_add, + mp->is_local, + fib_index, &pfx, + ntohl (mp->entry_flags), + ntohl (mp->next_hop_sw_if_index), + ntohl (mp->itf_flags))); +} + +void +vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp) +{ + vl_api_ip_mroute_add_del_reply_t *rmp; + int rv; + vnet_main_t *vnm = vnet_get_main (); + + vnm->api_errno = 0; + + rv = api_mroute_add_del_t_handler (mp); + + rv = (rv == 0) ? vnm->api_errno : rv; + + REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY); +} + static void send_ip_details (vpe_api_main_t * am, unix_shared_memory_queue_t * q, u32 sw_if_index, u32 context) @@ -1148,6 +1291,73 @@ static void REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY); } +void +vl_mfib_signal_send_one (unix_shared_memory_queue_t * q, + u32 context, const mfib_signal_t * mfs) +{ + vl_api_mfib_signal_details_t *mp; + mfib_prefix_t prefix; + mfib_table_t *mfib; + mfib_itf_t *mfi; + + mp = vl_msg_api_alloc (sizeof (*mp)); + + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS); + mp->context = context; + + mfi = mfib_itf_get (mfs->mfs_itf); + mfib_entry_get_prefix (mfs->mfs_entry, &prefix); + mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry), + prefix.fp_proto); + mp->table_id = ntohl (mfib->mft_table_id); + mp->sw_if_index = ntohl (mfi->mfi_sw_if_index); + + if (FIB_PROTOCOL_IP4 == prefix.fp_proto) + { + mp->grp_address_len = ntohs (prefix.fp_len); + + memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4); + if (prefix.fp_len > 32) + { + memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4); + } + } + else + { + mp->grp_address_len = ntohs (prefix.fp_len); + + ASSERT (0); + } + + if (0 != mfs->mfs_buffer_len) + { + mp->ip_packet_len = ntohs (mfs->mfs_buffer_len); + + memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len); + } + else + { + mp->ip_packet_len = 0; + } + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + { + return; + } + + while (q->cursize < q->maxsize && mfib_signal_send_one (q, mp->context)) + ; +} #define vl_msg_name_crc_list #include <vnet/ip/ip.api.h> |