From 0f971d8c22adf89d3f8592ac0d207727f2b1a23a Mon Sep 17 00:00:00 2001 From: Pavel Kotucek Date: Tue, 3 Jan 2017 10:48:54 +0100 Subject: API refactoring : l2, mpls, sr Change-Id: Ic5f273dae607a1d3902489e65734c76f027dc30f Signed-off-by: Pavel Kotucek --- src/vnet/l2/l2.api | 229 +++++++++++++++++++++ src/vnet/l2/l2_api.c | 373 +++++++++++++++++++++++++++++++++- src/vnet/mpls/mpls.api | 246 +++++++++++++++++++++++ src/vnet/mpls/mpls_api.c | 497 ++++++++++++++++++++++++++++++++++++++++++++++ src/vnet/sr/sr.api | 119 +++++++++++ src/vnet/sr/sr_api.c | 279 ++++++++++++++++++++++++++ src/vnet/vnet_all_api_h.h | 2 + 7 files changed, 1742 insertions(+), 3 deletions(-) create mode 100644 src/vnet/mpls/mpls.api create mode 100644 src/vnet/mpls/mpls_api.c create mode 100644 src/vnet/sr/sr.api create mode 100644 src/vnet/sr/sr_api.c (limited to 'src/vnet') diff --git a/src/vnet/l2/l2.api b/src/vnet/l2/l2.api index 5fce7944b58..5b24f259f68 100644 --- a/src/vnet/l2/l2.api +++ b/src/vnet/l2/l2.api @@ -36,3 +36,232 @@ define l2_xconnect_dump u32 context; }; +/** \brief l2 fib table entry structure + @param bd_id - the l2 fib / bridge domain table id + @param mac - the entry's mac address + @param sw_if_index - index of the interface + @param static_mac - the entry is statically configured. + @param filter_mac - the entry is a mac filter entry. + @param bvi_mac - the mac address is a bridge virtual interface +*/ +define l2_fib_table_entry +{ + u32 context; + u32 bd_id; + u64 mac; + u32 sw_if_index; + u8 static_mac; + u8 filter_mac; + u8 bvi_mac; +}; + +/** \brief Dump l2 fib (aka bridge domain) table + @param client_index - opaque cookie to identify the sender + @param bd_id - the l2 fib / bridge domain table identifier +*/ +define l2_fib_table_dump +{ + u32 client_index; + u32 context; + u32 bd_id; +}; + +/** \brief L2 fib clear table request, clear all mac entries in the l2 fib + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request +*/ +define l2_fib_clear_table +{ + u32 client_index; + u32 context; +}; + +/** \brief L2 fib clear table response + @param context - sender context, to match reply w/ request + @param retval - return code for the request +*/ +define l2_fib_clear_table_reply +{ + u32 context; + i32 retval; +}; + +/** \brief L2 FIB add entry request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param mac - the entry's mac address + @param bd_id - the entry's bridge domain id + @param sw_if_index - the interface + @param is_add - If non zero add the entry, else delete it + @param static_mac - + @param filter_mac - +*/ +define l2fib_add_del +{ + u32 client_index; + u32 context; + u64 mac; + u32 bd_id; + u32 sw_if_index; + u8 is_add; + u8 static_mac; + u8 filter_mac; + u8 bvi_mac; +}; + +/** \brief L2 FIB add entry response + @param context - sender context, to match reply w/ request + @param retval - return code for the add l2fib entry request +*/ +define l2fib_add_del_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Set L2 flags request !!! TODO - need more info, feature bits in l2_input.h + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - interface + @param is_set - if non-zero, set the bits, else clear them + @param feature_bitmap - non-zero bits to set or clear +*/ +define l2_flags +{ + u32 client_index; + u32 context; + u32 sw_if_index; + u8 is_set; + u32 feature_bitmap; +}; + +/** \brief Set L2 bits response + @param context - sender context, to match reply w/ request + @param retval - return code for the set l2 bits request +*/ +define l2_flags_reply +{ + u32 context; + i32 retval; + u32 resulting_feature_bitmap; +}; + +/** \brief L2 bridge domain add or delete request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param bd_id - the bridge domain to create + @param flood - enable/disable bcast/mcast flooding in the bd + @param uu_flood - enable/disable uknown unicast flood in the bd + @param forward - enable/disable forwarding on all interfaces in the bd + @param learn - enable/disable learning on all interfaces in the bd + @param arp_term - enable/disable arp termination in the bd + @param mac_age - mac aging time in min, 0 for disabled + @param is_add - add or delete flag +*/ +define bridge_domain_add_del +{ + u32 client_index; + u32 context; + u32 bd_id; + u8 flood; + u8 uu_flood; + u8 forward; + u8 learn; + u8 arp_term; + u8 mac_age; + u8 is_add; +}; + +/** \brief L2 bridge domain add or delete response + @param context - sender context, to match reply w/ request + @param retval - return code for the set bridge flags request +*/ +define bridge_domain_add_del_reply +{ + u32 context; + i32 retval; +}; + +/** \brief L2 bridge domain request operational state details + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param bd_id - the bridge domain id desired or ~0 to request all bds +*/ +define bridge_domain_dump +{ + u32 client_index; + u32 context; + u32 bd_id; +}; + +/** \brief L2 bridge domain operational state response + @param bd_id - the bridge domain id + @param flood - bcast/mcast flooding state on all interfaces in the bd + @param uu_flood - uknown unicast flooding state on all interfaces in the bd + @param forward - forwarding state on all interfaces in the bd + @param learn - learning state on all interfaces in the bd + @param arp_term - arp termination state on all interfaces in the bd + @param mac_age - mac aging time in min, 0 for disabled + @param n_sw_ifs - number of sw_if_index's in the domain +*/ +define bridge_domain_details +{ + u32 context; + u32 bd_id; + u8 flood; + u8 uu_flood; + u8 forward; + u8 learn; + u8 arp_term; + u8 mac_age; + u32 bvi_sw_if_index; + u32 n_sw_ifs; +}; + +/** \brief L2 bridge domain sw interface operational state response + @param bd_id - the bridge domain id + @param sw_if_index - sw_if_index in the domain + @param shg - split horizon group for the interface +*/ +define bridge_domain_sw_if_details +{ + u32 context; + u32 bd_id; + u32 sw_if_index; + u8 shg; +}; + +/** \brief Set bridge flags (such as L2_LEARN, L2_FWD, L2_FLOOD, + L2_UU_FLOOD, or L2_ARP_TERM) request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param bd_id - the bridge domain to set the flags for + @param is_set - if non-zero, set the flags, else clear them + @param feature_bitmap - bits that are non-zero to set or clear +*/ +define bridge_flags +{ + u32 client_index; + u32 context; + u32 bd_id; + u8 is_set; + u32 feature_bitmap; +}; + +/** \brief Set bridge flags response + @param context - sender context, to match reply w/ request + @param retval - return code for the set bridge flags request + @param resulting_feature_bitmap - the feature bitmap value after the request is implemented +*/ +define bridge_flags_reply +{ + u32 context; + i32 retval; + u32 resulting_feature_bitmap; +}; + +/* + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ diff --git a/src/vnet/l2/l2_api.c b/src/vnet/l2/l2_api.c index ca4f593f1ec..ef33509c902 100644 --- a/src/vnet/l2/l2_api.c +++ b/src/vnet/l2/l2_api.c @@ -23,6 +23,7 @@ #include #include #include +#include #include @@ -42,8 +43,18 @@ #include -#define foreach_vpe_api_msg \ -_(L2_XCONNECT_DUMP, l2_xconnect_dump) +#define foreach_vpe_api_msg \ +_(L2_XCONNECT_DUMP, l2_xconnect_dump) \ +_(L2_FIB_CLEAR_TABLE, l2_fib_clear_table) \ +_(L2_FIB_TABLE_DUMP, l2_fib_table_dump) \ +_(L2_FIB_TABLE_ENTRY, l2_fib_table_entry) \ +_(L2FIB_ADD_DEL, l2fib_add_del) \ +_(L2_FLAGS, l2_flags) \ +_(BRIDGE_DOMAIN_ADD_DEL, bridge_domain_add_del) \ +_(BRIDGE_DOMAIN_DUMP, bridge_domain_dump) \ +_(BRIDGE_DOMAIN_DETAILS, bridge_domain_details) \ +_(BRIDGE_DOMAIN_SW_IF_DETAILS, bridge_domain_sw_if_details) \ +_(BRIDGE_FLAGS, bridge_flags) static void send_l2_xconnect_details (unix_shared_memory_queue_t * q, u32 context, @@ -86,9 +97,365 @@ vl_api_l2_xconnect_dump_t_handler (vl_api_l2_xconnect_dump_t * mp) /* *INDENT-ON* */ } +static void +vl_api_l2_fib_clear_table_t_handler (vl_api_l2_fib_clear_table_t * mp) +{ + int rv = 0; + vl_api_l2_fib_clear_table_reply_t *rmp; + + /* DAW-FIXME: This API should only clear non-static l2fib entries, but + * that is not currently implemented. When that TODO is fixed + * this call should be changed to pass 1 instead of 0. + */ + l2fib_clear_table (0); + + REPLY_MACRO (VL_API_L2_FIB_CLEAR_TABLE_REPLY); +} + +static void +send_l2fib_table_entry (vpe_api_main_t * am, + unix_shared_memory_queue_t * q, + l2fib_entry_key_t * l2fe_key, + l2fib_entry_result_t * l2fe_res, u32 context) +{ + vl_api_l2_fib_table_entry_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_L2_FIB_TABLE_ENTRY); + + mp->bd_id = + ntohl (l2input_main.bd_configs[l2fe_key->fields.bd_index].bd_id); + + mp->mac = l2fib_make_key (l2fe_key->fields.mac, 0); + mp->sw_if_index = ntohl (l2fe_res->fields.sw_if_index); + mp->static_mac = l2fe_res->fields.static_mac; + mp->filter_mac = l2fe_res->fields.filter; + mp->bvi_mac = l2fe_res->fields.bvi; + mp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_l2_fib_table_entry_t_handler (vl_api_l2_fib_table_entry_t * mp) +{ + clib_warning ("BUG"); +} + +static void +vl_api_l2_fib_table_dump_t_handler (vl_api_l2_fib_table_dump_t * mp) +{ + vpe_api_main_t *am = &vpe_api_main; + bd_main_t *bdm = &bd_main; + l2fib_entry_key_t *l2fe_key = NULL; + l2fib_entry_result_t *l2fe_res = NULL; + u32 ni, bd_id = ntohl (mp->bd_id); + u32 bd_index; + unix_shared_memory_queue_t *q; + uword *p; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* see l2fib_table_dump: ~0 means "any" */ + if (bd_id == ~0) + bd_index = ~0; + else + { + p = hash_get (bdm->bd_index_by_bd_id, bd_id); + if (p == 0) + return; + + bd_index = p[0]; + } + + l2fib_table_dump (bd_index, &l2fe_key, &l2fe_res); + + vec_foreach_index (ni, l2fe_key) + { + send_l2fib_table_entry (am, q, vec_elt_at_index (l2fe_key, ni), + vec_elt_at_index (l2fe_res, ni), mp->context); + } + vec_free (l2fe_key); + vec_free (l2fe_res); +} + +static void +vl_api_l2fib_add_del_t_handler (vl_api_l2fib_add_del_t * mp) +{ + bd_main_t *bdm = &bd_main; + l2input_main_t *l2im = &l2input_main; + vl_api_l2fib_add_del_reply_t *rmp; + int rv = 0; + u64 mac = 0; + u32 sw_if_index = ntohl (mp->sw_if_index); + u32 bd_id = ntohl (mp->bd_id); + u32 bd_index; + u32 static_mac; + u32 filter_mac; + u32 bvi_mac; + uword *p; + + mac = mp->mac; + + p = hash_get (bdm->bd_index_by_bd_id, bd_id); + if (!p) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto bad_sw_if_index; + } + bd_index = p[0]; + + if (mp->is_add) + { + filter_mac = mp->filter_mac ? 1 : 0; + if (filter_mac == 0) + { + VALIDATE_SW_IF_INDEX (mp); + if (vec_len (l2im->configs) <= sw_if_index) + { + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; + goto bad_sw_if_index; + } + else + { + l2_input_config_t *config; + config = vec_elt_at_index (l2im->configs, sw_if_index); + if (config->bridge == 0) + { + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; + goto bad_sw_if_index; + } + } + } + static_mac = mp->static_mac ? 1 : 0; + bvi_mac = mp->bvi_mac ? 1 : 0; + l2fib_add_entry (mac, bd_index, sw_if_index, static_mac, filter_mac, + bvi_mac); + } + else + { + l2fib_del_entry (mac, bd_index); + } + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_L2FIB_ADD_DEL_REPLY); +} + +static void +vl_api_l2_flags_t_handler (vl_api_l2_flags_t * mp) +{ + vl_api_l2_flags_reply_t *rmp; + int rv = 0; + u32 sw_if_index = ntohl (mp->sw_if_index); + u32 flags = ntohl (mp->feature_bitmap); + u32 rbm = 0; + + VALIDATE_SW_IF_INDEX (mp); + +#define _(a,b) \ + if (flags & L2INPUT_FEAT_ ## a) \ + rbm = l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_ ## a, mp->is_set); + foreach_l2input_feat; +#undef _ + + BAD_SW_IF_INDEX_LABEL; + + /* *INDENT-OFF* */ + REPLY_MACRO2(VL_API_L2_FLAGS_REPLY, + ({ + rmp->resulting_feature_bitmap = ntohl(rbm); + })); + /* *INDENT-ON* */ +} + +static void +vl_api_bridge_domain_add_del_t_handler (vl_api_bridge_domain_add_del_t * mp) +{ + vlib_main_t *vm = vlib_get_main (); + bd_main_t *bdm = &bd_main; + vl_api_bridge_domain_add_del_reply_t *rmp; + int rv = 0; + u32 enable_flags = 0, disable_flags = 0; + u32 bd_id = ntohl (mp->bd_id); + u32 bd_index; + + if (mp->is_add) + { + bd_index = bd_find_or_add_bd_index (bdm, bd_id); + + if (mp->flood) + enable_flags |= L2_FLOOD; + else + disable_flags |= L2_FLOOD; + + if (mp->uu_flood) + enable_flags |= L2_UU_FLOOD; + else + disable_flags |= L2_UU_FLOOD; + + if (mp->forward) + enable_flags |= L2_FWD; + else + disable_flags |= L2_FWD; + + if (mp->arp_term) + enable_flags |= L2_ARP_TERM; + else + disable_flags |= L2_ARP_TERM; + + if (mp->learn) + enable_flags |= L2_LEARN; + else + disable_flags |= L2_LEARN; + + if (enable_flags) + bd_set_flags (vm, bd_index, enable_flags, 1 /* enable */ ); + + if (disable_flags) + bd_set_flags (vm, bd_index, disable_flags, 0 /* disable */ ); + + bd_set_mac_age (vm, bd_index, mp->mac_age); + } + else + rv = bd_delete_bd_index (bdm, bd_id); + + REPLY_MACRO (VL_API_BRIDGE_DOMAIN_ADD_DEL_REPLY); +} + +static void +vl_api_bridge_domain_details_t_handler (vl_api_bridge_domain_details_t * mp) +{ + clib_warning ("BUG"); +} + +static void + vl_api_bridge_domain_sw_if_details_t_handler + (vl_api_bridge_domain_sw_if_details_t * mp) +{ + clib_warning ("BUG"); +} + +static void +send_bridge_domain_details (unix_shared_memory_queue_t * q, + l2_bridge_domain_t * bd_config, + u32 n_sw_ifs, u32 context) +{ + vl_api_bridge_domain_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_BRIDGE_DOMAIN_DETAILS); + mp->bd_id = ntohl (bd_config->bd_id); + mp->flood = bd_feature_flood (bd_config); + mp->uu_flood = bd_feature_uu_flood (bd_config); + mp->forward = bd_feature_forward (bd_config); + mp->learn = bd_feature_learn (bd_config); + mp->arp_term = bd_feature_arp_term (bd_config); + mp->bvi_sw_if_index = ntohl (bd_config->bvi_sw_if_index); + mp->mac_age = bd_config->mac_age; + mp->n_sw_ifs = ntohl (n_sw_ifs); + mp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +send_bd_sw_if_details (l2input_main_t * l2im, + unix_shared_memory_queue_t * q, + l2_flood_member_t * member, u32 bd_id, u32 context) +{ + vl_api_bridge_domain_sw_if_details_t *mp; + l2_input_config_t *input_cfg; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_BRIDGE_DOMAIN_SW_IF_DETAILS); + mp->bd_id = ntohl (bd_id); + mp->sw_if_index = ntohl (member->sw_if_index); + input_cfg = vec_elt_at_index (l2im->configs, member->sw_if_index); + mp->shg = input_cfg->shg; + mp->context = context; + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_bridge_domain_dump_t_handler (vl_api_bridge_domain_dump_t * mp) +{ + bd_main_t *bdm = &bd_main; + l2input_main_t *l2im = &l2input_main; + unix_shared_memory_queue_t *q; + l2_bridge_domain_t *bd_config; + u32 bd_id, bd_index; + u32 end; + + q = vl_api_client_index_to_input_queue (mp->client_index); + + if (q == 0) + return; + + bd_id = ntohl (mp->bd_id); + + bd_index = (bd_id == ~0) ? 0 : bd_find_or_add_bd_index (bdm, bd_id); + end = (bd_id == ~0) ? vec_len (l2im->bd_configs) : bd_index + 1; + for (; bd_index < end; bd_index++) + { + bd_config = l2input_bd_config_from_index (l2im, bd_index); + /* skip dummy bd_id 0 */ + if (bd_config && (bd_config->bd_id > 0)) + { + u32 n_sw_ifs; + l2_flood_member_t *m; + + n_sw_ifs = vec_len (bd_config->members); + send_bridge_domain_details (q, bd_config, n_sw_ifs, mp->context); + + vec_foreach (m, bd_config->members) + { + send_bd_sw_if_details (l2im, q, m, bd_config->bd_id, mp->context); + } + } + } +} + +static void +vl_api_bridge_flags_t_handler (vl_api_bridge_flags_t * mp) +{ + vlib_main_t *vm = vlib_get_main (); + bd_main_t *bdm = &bd_main; + vl_api_bridge_flags_reply_t *rmp; + int rv = 0; + u32 bd_id = ntohl (mp->bd_id); + u32 bd_index; + u32 flags = ntohl (mp->feature_bitmap); + uword *p; + + p = hash_get (bdm->bd_index_by_bd_id, bd_id); + if (p == 0) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto out; + } + + bd_index = p[0]; + + bd_set_flags (vm, bd_index, flags, mp->is_set); + +out: + /* *INDENT-OFF* */ + REPLY_MACRO2(VL_API_BRIDGE_FLAGS_REPLY, + ({ + rmp->resulting_feature_bitmap = ntohl(flags); + })); + /* *INDENT-ON* */ +} /* - * vpe_api_hookup + * l2_api_hookup * Add vpe's API message handlers to the table. * vlib has alread mapped shared memory and * added the client registration handlers. diff --git a/src/vnet/mpls/mpls.api b/src/vnet/mpls/mpls.api new file mode 100644 index 00000000000..2e3bfaf53f5 --- /dev/null +++ b/src/vnet/mpls/mpls.api @@ -0,0 +1,246 @@ +/* + * Copyright (c) 2015-2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** \brief Bind/Unbind an MPLS local label to an IP prefix. i.e. create + a per-prefix label entry. + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param mb_mpls_table_id - The MPLS table-id the MPLS entry will be added in + @param mb_label - The MPLS label value to bind + @param mb_ip_table_id - The IP table-id of the IP prefix to bind to. + @param mb_create_table_if_needed - Create either/both tables if required. + @param mb_is_bind - Bind or unbind + @param mb_is_ip4 - The prefix to bind to is IPv4 + @param mb_address_length - Length of IP prefix + @param mb_address[16] - IP prefix/ +*/ +define mpls_ip_bind_unbind +{ + u32 client_index; + u32 context; + u32 mb_mpls_table_id; + u32 mb_label; + u32 mb_ip_table_id; + u8 mb_create_table_if_needed; + u8 mb_is_bind; + u8 mb_is_ip4; + u8 mb_address_length; + u8 mb_address[16]; +}; + +/** \brief Reply for MPLS IP bind/unbind request + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define mpls_ip_bind_unbind_reply +{ + u32 context; + i32 retval; +}; + +/** \brief MPLS tunnel Add / del route + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param mt_is_add - Is this a route add or delete + @param mt_sw_if_index - The SW interface index of the tunnel to delete + @param mt_next_hop_proto_is_ip4 - The next-hop is IPV4 + @param mt_next_hop_weight - The weight, for UCMP + @param mt_next_hop[16] - the nextop address + @param mt_next_hop_sw_if_index - the next-hop SW interface + @param mt_next_hop_table_id - the next-hop table-id (if appropriate) + @param mt_next_hop_n_out_labels - the number of next-hop output labels + @param mt_next_hop_out_label_stack - the next-hop output label stack, outer most first +*/ +define mpls_tunnel_add_del +{ + u32 client_index; + u32 context; + u32 mt_sw_if_index; + u8 mt_is_add; + u8 mt_l2_only; + u8 mt_next_hop_proto_is_ip4; + u8 mt_next_hop_weight; + u8 mt_next_hop[16]; + u8 mt_next_hop_n_out_labels; + u32 mt_next_hop_sw_if_index; + u32 mt_next_hop_table_id; + u32 mt_next_hop_out_label_stack[mt_next_hop_n_out_labels]; +}; + +/** \brief Reply for MPLS tunnel add / del request + @param context - returned sender context, to match reply w/ request + @param retval - return code + @param sw_if_index - SW interface index of the tunnel created +*/ +define mpls_tunnel_add_del_reply +{ + u32 context; + i32 retval; + u32 sw_if_index; +}; + +/** \brief Dump mpls eth tunnel table + @param client_index - opaque cookie to identify the sender + @param tunnel_index - eth tunnel identifier or -1 in case of all tunnels +*/ +define mpls_tunnel_dump +{ + u32 client_index; + u32 context; + i32 tunnel_index; +}; + +/** \brief mpls eth tunnel operational state response + @param tunnel_index - eth tunnel identifier + @param intfc_address - interface ipv4 addr + @param mask_width - interface ipv4 addr mask + @param hw_if_index - interface id + @param l2_only - + @param tunnel_dst_mac - + @param tx_sw_if_index - + @param encap_index - reference to mpls label table + @param nlabels - number of resolved labels + @param labels - resolved labels +*/ +define mpls_tunnel_details +{ + u32 context; + u32 tunnel_index; + u8 mt_l2_only; + u8 mt_sw_if_index; + u8 mt_next_hop_proto_is_ip4; + u8 mt_next_hop[16]; + u32 mt_next_hop_sw_if_index; + u32 mt_next_hop_table_id; + u32 mt_next_hop_n_labels; + u32 mt_next_hop_out_labels[mt_next_hop_n_labels]; +}; + +/** \brief MPLS Route Add / del route + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param mr_label - The MPLS label value + @param mr_eos - The End of stack bit + @param mr_table_id - The MPLS table-id the route is added in + @param mr_classify_table_index - If this is a classify route, + this is the classify table index + @param mr_create_table_if_needed - If the MPLS or IP tables do not exist, + create them + @param mr_is_add - Is this a route add or delete + @param mr_is_classify - Is this route result a classify + @param mr_is_multipath - Is this route update a multipath - i.e. is this + a path addition to an existing route + @param mr_is_resolve_host - Recurse resolution constraint via a host prefix + @param mr_is_resolve_attached - Recurse resolution constraint via attached prefix + @param mr_next_hop_proto_is_ip4 - The next-hop is IPV4 + @param mr_next_hop_weight - The weight, for UCMP + @param mr_next_hop[16] - the nextop address + @param mr_next_hop_sw_if_index - the next-hop SW interface + @param mr_next_hop_table_id - the next-hop table-id (if appropriate) + @param mr_next_hop_n_out_labels - the number of labels in the label stack + @param mr_next_hop_out_label_stack - the next-hop output label stack, outer most first + @param next_hop_via_label - The next-hop is a resolved via a local label +*/ +define mpls_route_add_del +{ + u32 client_index; + u32 context; + u32 mr_label; + u8 mr_eos; + u32 mr_table_id; + u32 mr_classify_table_index; + u8 mr_create_table_if_needed; + u8 mr_is_add; + u8 mr_is_classify; + u8 mr_is_multipath; + u8 mr_is_resolve_host; + u8 mr_is_resolve_attached; + u8 mr_next_hop_proto_is_ip4; + u8 mr_next_hop_weight; + u8 mr_next_hop[16]; + u8 mr_next_hop_n_out_labels; + u32 mr_next_hop_sw_if_index; + u32 mr_next_hop_table_id; + u32 mr_next_hop_via_label; + u32 mr_next_hop_out_label_stack[mr_next_hop_n_out_labels]; +}; + +/** \brief Reply for MPLS route add / del request + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define mpls_route_add_del_reply +{ + u32 context; + i32 retval; +}; + +/** \brief FIB path + @param sw_if_index - index of the interface + @param weight - The weight, for UCMP + @param is_local - local if non-zero, else remote + @param is_drop - Drop the packet + @param is_unreach - Drop the packet and rate limit send ICMP unreachable + @param is_prohibit - Drop the packet and rate limit send ICMP prohibited + @param afi - the afi of the next hop, IP46_TYPE_IP4=1, IP46_TYPE_IP6=2 + @param next_hop[16] - the next hop address + + WARNING: this type is replicated, pending cleanup completion + +*/ +typeonly manual_print manual_endian define fib_path2 +{ + u32 sw_if_index; + u32 weight; + u8 is_local; + u8 is_drop; + u8 is_unreach; + u8 is_prohibit; + u8 afi; + u8 next_hop[16]; +}; + +/** \brief Dump MPLS fib table + @param client_index - opaque cookie to identify the sender +*/ +define mpls_fib_dump +{ + u32 client_index; + u32 context; +}; + +/** \brief mpls FIB table response + @param table_id - MPLS fib table id + @param s_bit - End-of-stack bit + @param label - MPLS label value + @param count - the number of fib_path in path + @param path - array of of fib_path structures +*/ +manual_endian manual_print define mpls_fib_details +{ + u32 context; + u32 table_id; + u8 eos_bit; + u32 label; + u32 count; + vl_api_fib_path2_t path[count]; +}; + +/* + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ + \ No newline at end of file diff --git a/src/vnet/mpls/mpls_api.c b/src/vnet/mpls/mpls_api.c new file mode 100644 index 00000000000..ebbeba698a1 --- /dev/null +++ b/src/vnet/mpls/mpls_api.c @@ -0,0 +1,497 @@ +/* + *------------------------------------------------------------------ + * mpls_api.c - mpls api + * + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ + +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +#define vl_typedefs /* define message structures */ +#include +#undef vl_typedefs + +#define vl_endianfun /* define message structures */ +#include +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) +#define vl_printfun +#include +#undef vl_printfun + +#include + +#define foreach_vpe_api_msg \ +_(MPLS_IP_BIND_UNBIND, mpls_ip_bind_unbind) \ +_(MPLS_ROUTE_ADD_DEL, mpls_route_add_del) \ +_(MPLS_TUNNEL_ADD_DEL, mpls_tunnel_add_del) \ +_(MPLS_TUNNEL_DUMP, mpls_tunnel_dump) \ +_(MPLS_TUNNEL_DETAILS, mpls_tunnel_details) \ +_(MPLS_FIB_DUMP, mpls_fib_dump) \ +_(MPLS_FIB_DETAILS, mpls_fib_details) + +extern void stats_dslock_with_hint (int hint, int tag); +extern void stats_dsunlock (void); + +static int +mpls_ip_bind_unbind_handler (vnet_main_t * vnm, + vl_api_mpls_ip_bind_unbind_t * mp) +{ + u32 mpls_fib_index, ip_fib_index; + + mpls_fib_index = + fib_table_find (FIB_PROTOCOL_MPLS, ntohl (mp->mb_mpls_table_id)); + + if (~0 == mpls_fib_index) + { + if (mp->mb_create_table_if_needed) + { + mpls_fib_index = + fib_table_find_or_create_and_lock (FIB_PROTOCOL_MPLS, + ntohl (mp->mb_mpls_table_id)); + } + else + return VNET_API_ERROR_NO_SUCH_FIB; + } + + ip_fib_index = fib_table_find ((mp->mb_is_ip4 ? + FIB_PROTOCOL_IP4 : + FIB_PROTOCOL_IP6), + ntohl (mp->mb_ip_table_id)); + if (~0 == ip_fib_index) + return VNET_API_ERROR_NO_SUCH_FIB; + + fib_prefix_t pfx = { + .fp_len = mp->mb_address_length, + }; + + if (mp->mb_is_ip4) + { + pfx.fp_proto = FIB_PROTOCOL_IP4; + clib_memcpy (&pfx.fp_addr.ip4, mp->mb_address, + sizeof (pfx.fp_addr.ip4)); + } + else + { + pfx.fp_proto = FIB_PROTOCOL_IP6; + clib_memcpy (&pfx.fp_addr.ip6, mp->mb_address, + sizeof (pfx.fp_addr.ip6)); + } + + if (mp->mb_is_bind) + fib_table_entry_local_label_add (ip_fib_index, &pfx, + ntohl (mp->mb_label)); + else + fib_table_entry_local_label_remove (ip_fib_index, &pfx, + ntohl (mp->mb_label)); + + return (0); +} + +void +vl_api_mpls_ip_bind_unbind_t_handler (vl_api_mpls_ip_bind_unbind_t * mp) +{ + vl_api_mpls_ip_bind_unbind_reply_t *rmp; + vnet_main_t *vnm; + int rv; + + vnm = vnet_get_main (); + vnm->api_errno = 0; + + rv = mpls_ip_bind_unbind_handler (vnm, mp); + rv = (rv == 0) ? vnm->api_errno : rv; + + REPLY_MACRO (VL_API_MPLS_IP_BIND_UNBIND_REPLY); +} + +static int +mpls_route_add_del_t_handler (vnet_main_t * vnm, + vl_api_mpls_route_add_del_t * mp) +{ + u32 fib_index, next_hop_fib_index; + mpls_label_t *label_stack = NULL; + int rv, ii, n_labels;; + + fib_prefix_t pfx = { + .fp_len = 21, + .fp_proto = FIB_PROTOCOL_MPLS, + .fp_eos = mp->mr_eos, + .fp_label = ntohl (mp->mr_label), + }; + if (pfx.fp_eos) + { + if (mp->mr_next_hop_proto_is_ip4) + { + pfx.fp_payload_proto = DPO_PROTO_IP4; + } + else + { + pfx.fp_payload_proto = DPO_PROTO_IP6; + } + } + else + { + pfx.fp_payload_proto = DPO_PROTO_MPLS; + } + + rv = add_del_route_check (FIB_PROTOCOL_MPLS, + mp->mr_table_id, + mp->mr_next_hop_sw_if_index, + dpo_proto_to_fib (pfx.fp_payload_proto), + mp->mr_next_hop_table_id, + mp->mr_create_table_if_needed, + &fib_index, &next_hop_fib_index); + + if (0 != rv) + return (rv); + + ip46_address_t nh; + memset (&nh, 0, sizeof (nh)); + + if (mp->mr_next_hop_proto_is_ip4) + memcpy (&nh.ip4, mp->mr_next_hop, sizeof (nh.ip4)); + else + memcpy (&nh.ip6, mp->mr_next_hop, sizeof (nh.ip6)); + + n_labels = mp->mr_next_hop_n_out_labels; + if (n_labels == 0) + ; + else if (1 == n_labels) + vec_add1 (label_stack, ntohl (mp->mr_next_hop_out_label_stack[0])); + else + { + vec_validate (label_stack, n_labels - 1); + for (ii = 0; ii < n_labels; ii++) + label_stack[ii] = ntohl (mp->mr_next_hop_out_label_stack[ii]); + } + + return (add_del_route_t_handler (mp->mr_is_multipath, mp->mr_is_add, 0, // mp->is_drop, + 0, // mp->is_unreach, + 0, // mp->is_prohibit, + 0, // mp->is_local, + mp->mr_is_classify, + mp->mr_classify_table_index, + mp->mr_is_resolve_host, + mp->mr_is_resolve_attached, + fib_index, &pfx, + mp->mr_next_hop_proto_is_ip4, + &nh, ntohl (mp->mr_next_hop_sw_if_index), + next_hop_fib_index, + mp->mr_next_hop_weight, + ntohl (mp->mr_next_hop_via_label), + label_stack)); +} + +void +vl_api_mpls_route_add_del_t_handler (vl_api_mpls_route_add_del_t * mp) +{ + vl_api_mpls_route_add_del_reply_t *rmp; + vnet_main_t *vnm; + int rv; + + vnm = vnet_get_main (); + vnm->api_errno = 0; + + rv = mpls_route_add_del_t_handler (vnm, mp); + + rv = (rv == 0) ? vnm->api_errno : rv; + + REPLY_MACRO (VL_API_MPLS_ROUTE_ADD_DEL_REPLY); +} + +static void +vl_api_mpls_tunnel_add_del_t_handler (vl_api_mpls_tunnel_add_del_t * mp) +{ + vl_api_mpls_tunnel_add_del_reply_t *rmp; + int rv = 0; + u32 tunnel_sw_if_index; + int ii; + + stats_dslock_with_hint (1 /* release hint */ , 5 /* tag */ ); + + if (mp->mt_is_add) + { + fib_route_path_t rpath, *rpaths = NULL; + mpls_label_t *label_stack = NULL; + + memset (&rpath, 0, sizeof (rpath)); + + if (mp->mt_next_hop_proto_is_ip4) + { + rpath.frp_proto = FIB_PROTOCOL_IP4; + clib_memcpy (&rpath.frp_addr.ip4, + mp->mt_next_hop, sizeof (rpath.frp_addr.ip4)); + } + else + { + rpath.frp_proto = FIB_PROTOCOL_IP6; + clib_memcpy (&rpath.frp_addr.ip6, + mp->mt_next_hop, sizeof (rpath.frp_addr.ip6)); + } + rpath.frp_sw_if_index = ntohl (mp->mt_next_hop_sw_if_index); + + for (ii = 0; ii < mp->mt_next_hop_n_out_labels; ii++) + vec_add1 (label_stack, ntohl (mp->mt_next_hop_out_label_stack[ii])); + + vec_add1 (rpaths, rpath); + + vnet_mpls_tunnel_add (rpaths, label_stack, + mp->mt_l2_only, &tunnel_sw_if_index); + vec_free (rpaths); + vec_free (label_stack); + } + else + { + tunnel_sw_if_index = ntohl (mp->mt_sw_if_index); + vnet_mpls_tunnel_del (tunnel_sw_if_index); + } + + stats_dsunlock (); + + /* *INDENT-OFF* */ + REPLY_MACRO2(VL_API_MPLS_TUNNEL_ADD_DEL_REPLY, + ({ + rmp->sw_if_index = ntohl(tunnel_sw_if_index); + })); + /* *INDENT-ON* */ +} + +static void +vl_api_mpls_tunnel_details_t_handler (vl_api_mpls_tunnel_details_t * mp) +{ + clib_warning ("BUG"); +} + +typedef struct mpls_tunnel_send_walk_ctx_t_ +{ + unix_shared_memory_queue_t *q; + u32 index; + u32 context; +} mpls_tunnel_send_walk_ctx_t; + +static void +send_mpls_tunnel_entry (u32 mti, void *arg) +{ + mpls_tunnel_send_walk_ctx_t *ctx; + vl_api_mpls_tunnel_details_t *mp; + const mpls_tunnel_t *mt; + u32 nlabels; + + ctx = arg; + + if (~0 != ctx->index && mti != ctx->index) + return; + + mt = mpls_tunnel_get (mti); + nlabels = vec_len (mt->mt_label_stack); + + mp = vl_msg_api_alloc (sizeof (*mp) + nlabels * sizeof (u32)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_MPLS_TUNNEL_DETAILS); + mp->context = ctx->context; + + mp->tunnel_index = ntohl (mti); + memcpy (mp->mt_next_hop_out_labels, + mt->mt_label_stack, nlabels * sizeof (u32)); + + // FIXME + + vl_msg_api_send_shmem (ctx->q, (u8 *) & mp); +} + +static void +vl_api_mpls_tunnel_dump_t_handler (vl_api_mpls_tunnel_dump_t * mp) +{ + unix_shared_memory_queue_t *q; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + mpls_tunnel_send_walk_ctx_t ctx = { + .q = q, + .index = ntohl (mp->tunnel_index), + .context = mp->context, + }; + mpls_tunnel_walk (send_mpls_tunnel_entry, &ctx); +} + +static void +vl_api_mpls_fib_details_t_handler (vl_api_mpls_fib_details_t * mp) +{ + clib_warning ("BUG"); +} + +static void +vl_api_mpls_fib_details_t_endian (vl_api_mpls_fib_details_t * mp) +{ + clib_warning ("BUG"); +} + +static void +vl_api_mpls_fib_details_t_print (vl_api_mpls_fib_details_t * mp) +{ + clib_warning ("BUG"); +} + +static void +send_mpls_fib_details (vpe_api_main_t * am, + unix_shared_memory_queue_t * q, + u32 table_id, u32 label, u32 eos, + fib_route_path_encode_t * api_rpaths, u32 context) +{ + vl_api_mpls_fib_details_t *mp; + fib_route_path_encode_t *api_rpath; + vl_api_fib_path2_t *fp; + int path_count; + + path_count = vec_len (api_rpaths); + mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp)); + if (!mp) + return; + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_MPLS_FIB_DETAILS); + mp->context = context; + + mp->table_id = htonl (table_id); + mp->eos_bit = eos; + mp->label = htonl (label); + + mp->count = htonl (path_count); + fp = mp->path; + vec_foreach (api_rpath, api_rpaths) + { + memset (fp, 0, sizeof (*fp)); + fp->weight = htonl (api_rpath->rpath.frp_weight); + fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index); + copy_fib_next_hop (api_rpath, fp); + fp++; + } + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_mpls_fib_dump_t_handler (vl_api_mpls_fib_dump_t * mp) +{ + vpe_api_main_t *am = &vpe_api_main; + unix_shared_memory_queue_t *q; + mpls_main_t *mm = &mpls_main; + fib_table_t *fib_table; + fib_node_index_t lfei, *lfeip, *lfeis = NULL; + mpls_label_t key; + fib_prefix_t pfx; + u32 fib_index; + fib_route_path_encode_t *api_rpaths; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + return; + + /* *INDENT-OFF* */ + pool_foreach (fib_table, mm->fibs, + ({ + hash_foreach(key, lfei, fib_table->mpls.mf_entries, + ({ + vec_add1(lfeis, lfei); + })); + })); + /* *INDENT-ON* */ + vec_sort_with_function (lfeis, fib_entry_cmp_for_sort); + + vec_foreach (lfeip, lfeis) + { + fib_entry_get_prefix (*lfeip, &pfx); + fib_index = fib_entry_get_fib_index (*lfeip); + fib_table = fib_table_get (fib_index, pfx.fp_proto); + api_rpaths = NULL; + fib_entry_encode (*lfeip, &api_rpaths); + send_mpls_fib_details (am, q, + fib_table->ft_table_id, + pfx.fp_label, pfx.fp_eos, api_rpaths, mp->context); + vec_free (api_rpaths); + } + + vec_free (lfeis); +} + +/* + * mpls_api_hookup + * Add vpe's API message handlers to the table. + * vlib has alread mapped shared memory and + * added the client registration handlers. + * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() + */ +#define vl_msg_name_crc_list +#include +#undef vl_msg_name_crc_list + +static void +setup_message_id_table (api_main_t * am) +{ +#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); + foreach_vl_msg_name_crc_mpls; +#undef _ +} + +static clib_error_t * +mpls_api_hookup (vlib_main_t * vm) +{ + api_main_t *am = &api_main; + +#define _(N,n) \ + vl_msg_api_set_handlers(VL_API_##N, #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_msg; +#undef _ + + /* + * Trace space for 8 MPLS encap labels + */ + am->api_trace_cfg[VL_API_MPLS_TUNNEL_ADD_DEL].size += 8 * sizeof (u32); + + /* + * Set up the (msg_name, crc, message-id) table + */ + setup_message_id_table (am); + + return 0; +} + +VLIB_API_INIT_FUNCTION (mpls_api_hookup); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ diff --git a/src/vnet/sr/sr.api b/src/vnet/sr/sr.api new file mode 100644 index 00000000000..3d017ce58b6 --- /dev/null +++ b/src/vnet/sr/sr.api @@ -0,0 +1,119 @@ +/* + * Copyright (c) 2015-2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** \brief IPv6 segment routing tunnel add / del request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param is_add - add the tunnel if non-zero, else delete it + @param name[] - tunnel name (len. 64) + @param src_address[] - + @param dst_address[] - + @param dst_mask_width - + @param inner_vrf_id - + @param outer_vrf_id - + @param flags_net_byte_order - + @param n_segments - + @param n_tags - + @param segs_and_tags[] - + @param policy_name[] - name of policy to associate this tunnel to (len. 64) +*/ +define sr_tunnel_add_del +{ + u32 client_index; + u32 context; + u8 is_add; + u8 name[64]; + u8 src_address[16]; + u8 dst_address[16]; + u8 dst_mask_width; + u32 inner_vrf_id; + u32 outer_vrf_id; + u16 flags_net_byte_order; + u8 n_segments; + u8 n_tags; + u8 policy_name[64]; + u8 segs_and_tags[0]; +}; + +/** \brief IPv6 segment routing tunnel add / del response + @param context - sender context, to match reply w/ request + @param retval - return value for request +*/ +define sr_tunnel_add_del_reply +{ + u32 context; + i32 retval; +}; + +/** \brief IPv6 segment routing policy add / del request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param is_add - add the tunnel if non-zero, else delete it + @param name[] - policy name (len. 64) + @param tunnel_names[] - +*/ +define sr_policy_add_del +{ + u32 client_index; + u32 context; + u8 is_add; + u8 name[64]; + u8 tunnel_names[0]; +}; + +/** \brief IPv6 segment routing policy add / del response + @param context - sender context, to match reply w/ request + @param retval - return value for request + + +*/ +define sr_policy_add_del_reply +{ + u32 context; + i32 retval; +}; + +/** \brief IPv6 segment routing multicast map to policy add / del request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param is_add - add the tunnel if non-zero, else delete it + @param multicast_address[] - IP6 multicast address + @param policy_name[] = policy name (len.64) +*/ +define sr_multicast_map_add_del +{ + u32 client_index; + u32 context; + u8 is_add; + u8 multicast_address[16]; + u8 policy_name[64]; +}; + +/** \brief IPv6 segment routing multicast map to policy add / del response + @param context - sender context, to match reply w/ request + @param retval - return value for request +*/ +define sr_multicast_map_add_del_reply +{ + u32 context; + i32 retval; +}; + +/* + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ + \ No newline at end of file diff --git a/src/vnet/sr/sr_api.c b/src/vnet/sr/sr_api.c new file mode 100644 index 00000000000..6c6eb9b6449 --- /dev/null +++ b/src/vnet/sr/sr_api.c @@ -0,0 +1,279 @@ +/* + *------------------------------------------------------------------ + * sr_api.c - ipv6 segment routing api + * + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ + +#include +#include + +#include +#include +#include + +#include + +#define vl_typedefs /* define message structures */ +#include +#undef vl_typedefs + +#define vl_endianfun /* define message structures */ +#include +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) +#define vl_printfun +#include +#undef vl_printfun + +#include + +#define foreach_vpe_api_msg \ +_(SR_MULTICAST_MAP_ADD_DEL, sr_multicast_map_add_del) + +static void vl_api_sr_tunnel_add_del_t_handler + (vl_api_sr_tunnel_add_del_t * mp) +{ +#if IP6SR == 0 + clib_warning ("unimplemented"); +#else + ip6_sr_add_del_tunnel_args_t _a, *a = &_a; + int rv = 0; + vl_api_sr_tunnel_add_del_reply_t *rmp; + ip6_address_t *segments = 0, *seg; + ip6_address_t *tags = 0, *tag; + ip6_address_t *this_address; + int i; + + if (mp->n_segments == 0) + { + rv = -11; + goto out; + } + + memset (a, 0, sizeof (*a)); + a->src_address = (ip6_address_t *) & mp->src_address; + a->dst_address = (ip6_address_t *) & mp->dst_address; + a->dst_mask_width = mp->dst_mask_width; + a->flags_net_byte_order = mp->flags_net_byte_order; + a->is_del = (mp->is_add == 0); + a->rx_table_id = ntohl (mp->outer_vrf_id); + a->tx_table_id = ntohl (mp->inner_vrf_id); + + a->name = format (0, "%s", mp->name); + if (!(vec_len (a->name))) + a->name = 0; + + a->policy_name = format (0, "%s", mp->policy_name); + if (!(vec_len (a->policy_name))) + a->policy_name = 0; + + /* Yank segments and tags out of the API message */ + this_address = (ip6_address_t *) mp->segs_and_tags; + for (i = 0; i < mp->n_segments; i++) + { + vec_add2 (segments, seg, 1); + clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address)); + this_address++; + } + for (i = 0; i < mp->n_tags; i++) + { + vec_add2 (tags, tag, 1); + clib_memcpy (tag->as_u8, this_address->as_u8, sizeof (*this_address)); + this_address++; + } + + a->segments = segments; + a->tags = tags; + + rv = ip6_sr_add_del_tunnel (a); + +out: + + REPLY_MACRO (VL_API_SR_TUNNEL_ADD_DEL_REPLY); +#endif +} + +static void vl_api_sr_policy_add_del_t_handler + (vl_api_sr_policy_add_del_t * mp) +{ +#if IP6SR == 0 + clib_warning ("unimplemented"); +#else + ip6_sr_add_del_policy_args_t _a, *a = &_a; + int rv = 0; + vl_api_sr_policy_add_del_reply_t *rmp; + int i; + + memset (a, 0, sizeof (*a)); + a->is_del = (mp->is_add == 0); + + a->name = format (0, "%s", mp->name); + if (!(vec_len (a->name))) + { + rv = VNET_API_ERROR_NO_SUCH_NODE2; + goto out; + } + + if (!(mp->tunnel_names[0])) + { + rv = VNET_API_ERROR_NO_SUCH_NODE2; + goto out; + } + + // start deserializing tunnel_names + int num_tunnels = mp->tunnel_names[0]; //number of tunnels + u8 *deser_tun_names = mp->tunnel_names; + deser_tun_names += 1; //moving along + + u8 *tun_name = 0; + int tun_name_len = 0; + + for (i = 0; i < num_tunnels; i++) + { + tun_name_len = *deser_tun_names; + deser_tun_names += 1; + vec_resize (tun_name, tun_name_len); + memcpy (tun_name, deser_tun_names, tun_name_len); + vec_add1 (a->tunnel_names, tun_name); + deser_tun_names += tun_name_len; + tun_name = 0; + } + + rv = ip6_sr_add_del_policy (a); + +out: + + REPLY_MACRO (VL_API_SR_POLICY_ADD_DEL_REPLY); +#endif +} + +static void vl_api_sr_multicast_map_add_del_t_handler + (vl_api_sr_multicast_map_add_del_t * mp) +{ +#if IP6SR == 0 + clib_warning ("unimplemented"); +#else + ip6_sr_add_del_multicastmap_args_t _a, *a = &_a; + int rv = 0; + vl_api_sr_multicast_map_add_del_reply_t *rmp; + + memset (a, 0, sizeof (*a)); + a->is_del = (mp->is_add == 0); + + a->multicast_address = (ip6_address_t *) & mp->multicast_address; + a->policy_name = format (0, "%s", mp->policy_name); + + if (a->multicast_address == 0) + { + rv = -1; + goto out; + } + + if (!(a->policy_name)) + { + rv = -2; + goto out; + } + +#if DPDK > 0 /* Cannot call replicate without DPDK */ + rv = ip6_sr_add_del_multicastmap (a); +#else + clib_warning ("multicast replication without DPDK not implemented"); + rv = VNET_API_ERROR_UNIMPLEMENTED; +#endif /* DPDK */ + +out: + + REPLY_MACRO (VL_API_SR_MULTICAST_MAP_ADD_DEL_REPLY); +#endif +} + +/* + * sr_api_hookup + * Add vpe's API message handlers to the table. + * vlib has alread mapped shared memory and + * added the client registration handlers. + * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() + */ +#define vl_msg_name_crc_list +#include +#undef vl_msg_name_crc_list + +static void +setup_message_id_table (api_main_t * am) +{ +#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); + foreach_vl_msg_name_crc_sr; +#undef _ +} + +static clib_error_t * +sr_api_hookup (vlib_main_t * vm) +{ + api_main_t *am = &api_main; + +#define _(N,n) \ + vl_msg_api_set_handlers(VL_API_##N, #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_msg; +#undef _ + + /* + * Manually register the sr tunnel add del msg, so we trace + * enough bytes to capture a typical segment list + */ + vl_msg_api_set_handlers (VL_API_SR_TUNNEL_ADD_DEL, + "sr_tunnel_add_del", + vl_api_sr_tunnel_add_del_t_handler, + vl_noop_handler, + vl_api_sr_tunnel_add_del_t_endian, + vl_api_sr_tunnel_add_del_t_print, 256, 1); + + + /* + * Manually register the sr policy add del msg, so we trace + * enough bytes to capture a typical tunnel name list + */ + vl_msg_api_set_handlers (VL_API_SR_POLICY_ADD_DEL, + "sr_policy_add_del", + vl_api_sr_policy_add_del_t_handler, + vl_noop_handler, + vl_api_sr_policy_add_del_t_endian, + vl_api_sr_policy_add_del_t_print, 256, 1); + + /* + * Set up the (msg_name, crc, message-id) table + */ + setup_message_id_table (am); + + return 0; +} + +VLIB_API_INIT_FUNCTION (sr_api_hookup); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ diff --git a/src/vnet/vnet_all_api_h.h b/src/vnet/vnet_all_api_h.h index d48e1540592..1024f92ce55 100644 --- a/src/vnet/vnet_all_api_h.h +++ b/src/vnet/vnet_all_api_h.h @@ -50,6 +50,8 @@ #include #include #include +#include +#include /* * fd.io coding-style-patch-verification: ON -- cgit 1.2.3-korg