| /* |
| *------------------------------------------------------------------ |
| * ip_api.c - vnet ip 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 <vnet/vnet.h> |
| #include <vlibmemory/api.h> |
| |
| #include <vnet/interface.h> |
| #include <vnet/api_errno.h> |
| #include <vnet/ethernet/ethernet.h> |
| #include <vnet/ethernet/ethernet_types_api.h> |
| #include <vnet/ip/ip.h> |
| #include <vnet/ip/ip_neighbor.h> |
| #include <vnet/ip/ip_types_api.h> |
| #include <vnet/ip/ip6_neighbor.h> |
| #include <vnet/ip/ip_punt_drop.h> |
| #include <vnet/fib/fib_table.h> |
| #include <vnet/fib/fib_api.h> |
| #include <vnet/dpo/drop_dpo.h> |
| #include <vnet/dpo/receive_dpo.h> |
| #include <vnet/dpo/lookup_dpo.h> |
| #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/mfib/mfib_entry.h> |
| #include <vnet/ip/ip_source_and_port_range_check.h> |
| #include <vnet/fib/ip4_fib.h> |
| #include <vnet/fib/ip6_fib.h> |
| #include <vnet/ip/ip6_hop_by_hop.h> |
| #include <vnet/ip/ip4_reassembly.h> |
| #include <vnet/ip/ip6_reassembly.h> |
| #include <vnet/ethernet/arp.h> |
| #include <vnet/ip/ip_types_api.h> |
| |
| #include <vnet/vnet_msg_enum.h> |
| |
| #define vl_typedefs /* define message structures */ |
| #include <vnet/vnet_all_api_h.h> |
| #undef vl_typedefs |
| |
| #define vl_endianfun /* define message structures */ |
| #include <vnet/vnet_all_api_h.h> |
| #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 <vnet/vnet_all_api_h.h> |
| #undef vl_printfun |
| |
| #include <vlibapi/api_helper_macros.h> |
| |
| |
| #define foreach_ip_api_msg \ |
| _(IP_FIB_DUMP, ip_fib_dump) \ |
| _(IP6_FIB_DUMP, ip6_fib_dump) \ |
| _(IP_MFIB_DUMP, ip_mfib_dump) \ |
| _(IP6_MFIB_DUMP, ip6_mfib_dump) \ |
| _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \ |
| _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \ |
| _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \ |
| _(IP_ADDRESS_DUMP, ip_address_dump) \ |
| _(IP_UNNUMBERED_DUMP, ip_unnumbered_dump) \ |
| _(IP_DUMP, ip_dump) \ |
| _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \ |
| _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \ |
| _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \ |
| _(IP_SCAN_NEIGHBOR_ENABLE_DISABLE, ip_scan_neighbor_enable_disable) \ |
| _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \ |
| _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \ |
| _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \ |
| _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \ |
| _(PROXY_ARP_DUMP, proxy_arp_dump) \ |
| _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \ |
| _(PROXY_ARP_INTFC_DUMP, proxy_arp_intfc_dump) \ |
| _(RESET_FIB, reset_fib) \ |
| _(IP_ADD_DEL_ROUTE, ip_add_del_route) \ |
| _(IP_TABLE_ADD_DEL, ip_table_add_del) \ |
| _(IP_PUNT_POLICE, ip_punt_police) \ |
| _(IP_PUNT_REDIRECT, ip_punt_redirect) \ |
| _(SET_IP_FLOW_HASH,set_ip_flow_hash) \ |
| _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \ |
| _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \ |
| _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \ |
| _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \ |
| _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \ |
| _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \ |
| _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \ |
| _(IP_CONTAINER_PROXY_DUMP, ip_container_proxy_dump) \ |
| _(IOAM_ENABLE, ioam_enable) \ |
| _(IOAM_DISABLE, ioam_disable) \ |
| _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \ |
| ip_source_and_port_range_check_add_del) \ |
| _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \ |
| ip_source_and_port_range_check_interface_add_del) \ |
| _(IP_SOURCE_CHECK_INTERFACE_ADD_DEL, \ |
| ip_source_check_interface_add_del) \ |
| _(IP_REASSEMBLY_SET, ip_reassembly_set) \ |
| _(IP_REASSEMBLY_GET, ip_reassembly_get) \ |
| _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable) \ |
| _(IP_PUNT_REDIRECT_DUMP, ip_punt_redirect_dump) |
| |
| |
| extern void stats_dslock_with_hint (int hint, int tag); |
| extern void stats_dsunlock (void); |
| |
| static vl_api_ip_neighbor_flags_t |
| ip_neighbor_flags_encode (ip_neighbor_flags_t f) |
| { |
| vl_api_ip_neighbor_flags_t v = IP_API_NEIGHBOR_FLAG_NONE; |
| |
| if (f & IP_NEIGHBOR_FLAG_STATIC) |
| v |= IP_API_NEIGHBOR_FLAG_STATIC; |
| if (f & IP_NEIGHBOR_FLAG_NO_FIB_ENTRY) |
| v |= IP_API_NEIGHBOR_FLAG_NO_FIB_ENTRY; |
| |
| return (clib_host_to_net_u32 (v)); |
| } |
| |
| static void |
| send_ip_neighbor_details (u32 sw_if_index, |
| const ip46_address_t * ip_address, |
| const mac_address_t * mac, |
| ip_neighbor_flags_t flags, |
| vl_api_registration_t * reg, u32 context) |
| { |
| vl_api_ip_neighbor_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS); |
| mp->context = context; |
| mp->neighbor.sw_if_index = htonl (sw_if_index); |
| mp->neighbor.flags = ip_neighbor_flags_encode (flags); |
| |
| ip_address_encode (ip_address, IP46_TYPE_ANY, &mp->neighbor.ip_address); |
| mac_address_encode (mac, mp->neighbor.mac_address); |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| u32 sw_if_index = ntohl (mp->sw_if_index); |
| |
| if (mp->is_ipv6) |
| { |
| ip6_neighbor_t *n, *ns; |
| |
| ns = ip6_neighbors_entries (sw_if_index); |
| /* *INDENT-OFF* */ |
| vec_foreach (n, ns) |
| { |
| ip46_address_t nh = { |
| .ip6 = { |
| .as_u64[0] = n->key.ip6_address.as_u64[0], |
| .as_u64[1] = n->key.ip6_address.as_u64[1], |
| }, |
| }; |
| send_ip_neighbor_details (n->key.sw_if_index, &nh, |
| &n->mac, n->flags, |
| reg, mp->context); |
| } |
| /* *INDENT-ON* */ |
| vec_free (ns); |
| } |
| else |
| { |
| ethernet_arp_ip4_entry_t *n, *ns; |
| |
| ns = ip4_neighbor_entries (sw_if_index); |
| /* *INDENT-OFF* */ |
| vec_foreach (n, ns) |
| { |
| ip46_address_t nh = { |
| .ip4 = { |
| .as_u32 = n->ip4_address.as_u32, |
| }, |
| }; |
| |
| send_ip_neighbor_details (n->sw_if_index, &nh, |
| &n->mac, n->flags, |
| reg, mp->context); |
| } |
| /* *INDENT-ON* */ |
| vec_free (ns); |
| } |
| } |
| |
| static void |
| send_ip_fib_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, |
| const fib_table_t * table, |
| const fib_prefix_t * pfx, |
| fib_route_path_encode_t * api_rpaths, u32 context) |
| { |
| vl_api_ip_fib_details_t *mp; |
| fib_route_path_encode_t *api_rpath; |
| vl_api_fib_path_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; |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS); |
| mp->context = context; |
| |
| mp->table_id = htonl (table->ft_table_id); |
| memcpy (mp->table_name, table->ft_desc, |
| clib_min (vec_len (table->ft_desc), sizeof (mp->table_name))); |
| mp->address_length = pfx->fp_len; |
| memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4)); |
| mp->stats_index = |
| htonl (fib_table_entry_get_stats_index (table->ft_index, pfx)); |
| |
| mp->count = htonl (path_count); |
| fp = mp->path; |
| vec_foreach (api_rpath, api_rpaths) |
| { |
| fib_api_path_encode (api_rpath, fp); |
| fp++; |
| } |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| typedef struct vl_api_ip_fib_dump_walk_ctx_t_ |
| { |
| fib_node_index_t *feis; |
| } vl_api_ip_fib_dump_walk_ctx_t; |
| |
| static fib_table_walk_rc_t |
| vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg) |
| { |
| vl_api_ip_fib_dump_walk_ctx_t *ctx = arg; |
| |
| vec_add1 (ctx->feis, fei); |
| |
| return (FIB_TABLE_WALK_CONTINUE); |
| } |
| |
| static void |
| vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_registration_t *reg; |
| ip4_main_t *im = &ip4_main; |
| fib_table_t *fib_table; |
| fib_node_index_t *lfeip; |
| const fib_prefix_t *pfx; |
| u32 fib_index; |
| fib_route_path_encode_t *api_rpaths; |
| vl_api_ip_fib_dump_walk_ctx_t ctx = { |
| .feis = NULL, |
| }; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (fib_table, im->fibs, |
| ({ |
| fib_table_walk(fib_table->ft_index, |
| FIB_PROTOCOL_IP4, |
| vl_api_ip_fib_dump_walk, |
| &ctx); |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort); |
| |
| vec_foreach (lfeip, ctx.feis) |
| { |
| pfx = fib_entry_get_prefix (*lfeip); |
| 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_ip_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context); |
| vec_free (api_rpaths); |
| } |
| |
| vec_free (ctx.feis); |
| } |
| |
| static void |
| send_ip6_fib_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, |
| const fib_table_t * table, |
| const fib_prefix_t * pfx, |
| fib_route_path_encode_t * api_rpaths, u32 context) |
| { |
| vl_api_ip6_fib_details_t *mp; |
| fib_route_path_encode_t *api_rpath; |
| vl_api_fib_path_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; |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS); |
| mp->context = context; |
| |
| mp->table_id = htonl (table->ft_table_id); |
| mp->address_length = pfx->fp_len; |
| memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6)); |
| memcpy (mp->table_name, table->ft_desc, |
| clib_min (vec_len (table->ft_desc), sizeof (mp->table_name))); |
| mp->stats_index = |
| htonl (fib_table_entry_get_stats_index (table->ft_index, pfx)); |
| |
| mp->count = htonl (path_count); |
| fp = mp->path; |
| vec_foreach (api_rpath, api_rpaths) |
| { |
| fib_api_path_encode (api_rpath, fp); |
| fp++; |
| } |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| typedef struct apt_ip6_fib_show_ctx_t_ |
| { |
| fib_node_index_t *entries; |
| } api_ip6_fib_show_ctx_t; |
| |
| static fib_table_walk_rc_t |
| api_ip6_fib_table_put_entries (fib_node_index_t fei, void *arg) |
| { |
| api_ip6_fib_show_ctx_t *ctx = arg; |
| |
| vec_add1 (ctx->entries, fei); |
| |
| return (FIB_TABLE_WALK_CONTINUE); |
| } |
| |
| static void |
| api_ip6_fib_table_get_all (vl_api_registration_t * reg, |
| vl_api_ip6_fib_dump_t * mp, |
| fib_table_t * fib_table) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| fib_node_index_t *fib_entry_index; |
| api_ip6_fib_show_ctx_t ctx = { |
| .entries = NULL, |
| }; |
| fib_route_path_encode_t *api_rpaths; |
| const fib_prefix_t *pfx; |
| |
| ip6_fib_table_walk (fib_table->ft_index, |
| api_ip6_fib_table_put_entries, &ctx); |
| |
| vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort); |
| |
| vec_foreach (fib_entry_index, ctx.entries) |
| { |
| pfx = fib_entry_get_prefix (*fib_entry_index); |
| api_rpaths = NULL; |
| fib_entry_encode (*fib_entry_index, &api_rpaths); |
| send_ip6_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context); |
| vec_free (api_rpaths); |
| } |
| |
| vec_free (ctx.entries); |
| } |
| |
| static void |
| vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| ip6_main_t *im6 = &ip6_main; |
| fib_table_t *fib_table; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (fib_table, im6->fibs, |
| ({ |
| /* don't send link locals */ |
| if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL) |
| continue; |
| |
| api_ip6_fib_table_get_all(reg, mp, fib_table); |
| })); |
| /* *INDENT-ON* */ |
| } |
| |
| static void |
| send_ip_mfib_details (vl_api_registration_t * reg, |
| u32 context, u32 table_id, fib_node_index_t mfei) |
| { |
| fib_route_path_encode_t *api_rpath, *api_rpaths = NULL; |
| vl_api_ip_mfib_details_t *mp; |
| const mfib_prefix_t *pfx; |
| mfib_entry_t *mfib_entry; |
| vl_api_mfib_path_t *fp; |
| int path_count; |
| |
| mfib_entry = mfib_entry_get (mfei); |
| pfx = mfib_entry_get_prefix (mfei); |
| mfib_entry_encode (mfei, &api_rpaths); |
| |
| path_count = vec_len (api_rpaths); |
| mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp)); |
| if (!mp) |
| return; |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS); |
| mp->context = context; |
| |
| mp->rpf_id = mfib_entry->mfe_rpf_id; |
| mp->entry_flags = mfib_entry->mfe_flags; |
| mp->table_id = htonl (table_id); |
| mp->address_length = pfx->fp_len; |
| memcpy (mp->grp_address, &pfx->fp_grp_addr.ip4, |
| sizeof (pfx->fp_grp_addr.ip4)); |
| memcpy (mp->src_address, &pfx->fp_src_addr.ip4, |
| sizeof (pfx->fp_src_addr.ip4)); |
| |
| mp->count = htonl (path_count); |
| fp = mp->path; |
| vec_foreach (api_rpath, api_rpaths) |
| { |
| fib_api_path_encode (api_rpath, &fp->path); |
| fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags); |
| fp++; |
| } |
| vec_free (api_rpaths); |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| typedef struct vl_api_ip_mfib_dump_ctc_t_ |
| { |
| fib_node_index_t *entries; |
| } vl_api_ip_mfib_dump_ctc_t; |
| |
| static int |
| vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg) |
| { |
| vl_api_ip_mfib_dump_ctc_t *ctx = arg; |
| |
| vec_add1 (ctx->entries, fei); |
| |
| return (0); |
| } |
| |
| static void |
| vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| ip4_main_t *im = &ip4_main; |
| mfib_table_t *mfib_table; |
| fib_node_index_t *mfeip; |
| vl_api_ip_mfib_dump_ctc_t ctx = { |
| .entries = NULL, |
| }; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (mfib_table, im->mfibs, |
| ({ |
| ip4_mfib_table_walk(&mfib_table->v4, |
| vl_api_ip_mfib_table_dump_walk, |
| &ctx); |
| |
| vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort); |
| |
| vec_foreach (mfeip, ctx.entries) |
| { |
| send_ip_mfib_details (reg, mp->context, |
| mfib_table->mft_table_id, |
| *mfeip); |
| } |
| vec_reset_length (ctx.entries); |
| |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_free (ctx.entries); |
| } |
| |
| static void |
| send_ip6_mfib_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, |
| u32 table_id, |
| const mfib_prefix_t * pfx, |
| fib_route_path_encode_t * api_rpaths, u32 context) |
| { |
| vl_api_ip6_mfib_details_t *mp; |
| fib_route_path_encode_t *api_rpath; |
| vl_api_mfib_path_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; |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS); |
| mp->context = context; |
| |
| mp->table_id = htonl (table_id); |
| mp->address_length = pfx->fp_len; |
| memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6, |
| sizeof (pfx->fp_grp_addr.ip6)); |
| memcpy (mp->src_address, &pfx->fp_src_addr.ip6, |
| sizeof (pfx->fp_src_addr.ip6)); |
| |
| mp->count = htonl (path_count); |
| fp = mp->path; |
| vec_foreach (api_rpath, api_rpaths) |
| { |
| fib_api_path_encode (api_rpath, &fp->path); |
| fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags); |
| fp++; |
| } |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| typedef struct vl_api_ip6_mfib_dump_ctc_t_ |
| { |
| fib_node_index_t *entries; |
| } vl_api_ip6_mfib_dump_ctc_t; |
| |
| static int |
| vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg) |
| { |
| vl_api_ip6_mfib_dump_ctc_t *ctx = arg; |
| |
| vec_add1 (ctx->entries, fei); |
| |
| return (0); |
| } |
| |
| static void |
| vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_registration_t *reg; |
| ip6_main_t *im = &ip6_main; |
| mfib_table_t *mfib_table; |
| const mfib_prefix_t *pfx; |
| fib_node_index_t *mfeip; |
| fib_route_path_encode_t *api_rpaths = NULL; |
| vl_api_ip6_mfib_dump_ctc_t ctx = { |
| .entries = NULL, |
| }; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (mfib_table, im->mfibs, |
| ({ |
| ip6_mfib_table_walk(&mfib_table->v6, |
| vl_api_ip6_mfib_table_dump_walk, |
| &ctx); |
| |
| vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort); |
| |
| vec_foreach(mfeip, ctx.entries) |
| { |
| pfx = mfib_entry_get_prefix (*mfeip); |
| mfib_entry_encode (*mfeip, &api_rpaths); |
| send_ip6_mfib_details (am, reg, |
| mfib_table->mft_table_id, |
| pfx, api_rpaths, |
| mp->context); |
| } |
| vec_reset_length (api_rpaths); |
| vec_reset_length (ctx.entries); |
| |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_free (ctx.entries); |
| vec_free (api_rpaths); |
| } |
| |
| static void |
| vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp, |
| vlib_main_t * vm) |
| { |
| vl_api_ip_punt_police_reply_t *rmp; |
| int rv = 0; |
| |
| if (mp->is_ip6) |
| ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index)); |
| else |
| ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index)); |
| |
| REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY); |
| } |
| |
| static void |
| vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp, |
| vlib_main_t * vm) |
| { |
| vl_api_ip_punt_redirect_reply_t *rmp; |
| int rv = 0; |
| ip46_type_t ipv; |
| ip46_address_t nh; |
| |
| if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index))) |
| goto bad_sw_if_index; |
| |
| ipv = ip_address_decode (&mp->punt.nh, &nh); |
| if (mp->is_add) |
| { |
| if (ipv == IP46_TYPE_IP6) |
| { |
| ip6_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index), |
| ntohl (mp->punt.tx_sw_if_index), &nh); |
| } |
| else if (ipv == IP46_TYPE_IP4) |
| { |
| ip4_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index), |
| ntohl (mp->punt.tx_sw_if_index), &nh); |
| } |
| } |
| else |
| { |
| if (ipv == IP46_TYPE_IP6) |
| { |
| ip6_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index)); |
| } |
| else if (ipv == IP46_TYPE_IP4) |
| { |
| ip4_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index)); |
| } |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY); |
| } |
| |
| static ip_neighbor_flags_t |
| ip_neighbor_flags_decode (vl_api_ip_neighbor_flags_t v) |
| { |
| ip_neighbor_flags_t f = IP_NEIGHBOR_FLAG_NONE; |
| |
| v = clib_net_to_host_u32 (v); |
| |
| if (v & IP_API_NEIGHBOR_FLAG_STATIC) |
| f |= IP_NEIGHBOR_FLAG_STATIC; |
| if (v & IP_API_NEIGHBOR_FLAG_NO_FIB_ENTRY) |
| f |= IP_NEIGHBOR_FLAG_NO_FIB_ENTRY; |
| |
| return (f); |
| } |
| |
| static void |
| vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp, |
| vlib_main_t * vm) |
| { |
| vl_api_ip_neighbor_add_del_reply_t *rmp; |
| ip_neighbor_flags_t flags; |
| u32 stats_index = ~0; |
| ip46_address_t ip; |
| mac_address_t mac; |
| ip46_type_t type; |
| int rv = 0; |
| |
| VALIDATE_SW_IF_INDEX ((&mp->neighbor)); |
| |
| stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ ); |
| |
| flags = ip_neighbor_flags_decode (mp->neighbor.flags); |
| type = ip_address_decode (&mp->neighbor.ip_address, &ip); |
| mac_address_decode (mp->neighbor.mac_address, &mac); |
| |
| /* |
| * there's no validation here of the ND/ARP entry being added. |
| * The expectation is that the FIB will ensure that nothing bad |
| * will come of adding bogus entries. |
| */ |
| if (mp->is_add) |
| rv = ip_neighbor_add (&ip, type, &mac, |
| ntohl (mp->neighbor.sw_if_index), |
| flags, &stats_index); |
| else |
| rv = ip_neighbor_del (&ip, type, ntohl (mp->neighbor.sw_if_index)); |
| |
| stats_dsunlock (); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| /* *INDENT-OFF* */ |
| REPLY_MACRO2 (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY, |
| ({ |
| rmp->stats_index = htonl (stats_index); |
| })); |
| /* *INDENT-ON* */ |
| } |
| |
| void |
| ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api) |
| { |
| u32 fib_index, mfib_index; |
| |
| /* |
| * ignore action on the default table - this is always present |
| * and cannot be added nor deleted from the API |
| */ |
| if (0 != table_id) |
| { |
| /* |
| * The API holds only one lock on the table. |
| * i.e. it can be added many times via the API but needs to be |
| * deleted only once. |
| * The FIB index for unicast and multicast is not necessarily the |
| * same, since internal VPP systesm (like LISP and SR) create |
| * their own unicast tables. |
| */ |
| fib_index = fib_table_find (fproto, table_id); |
| mfib_index = mfib_table_find (fproto, table_id); |
| |
| if (~0 != fib_index) |
| { |
| fib_table_unlock (fib_index, fproto, |
| (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI)); |
| } |
| if (~0 != mfib_index) |
| { |
| mfib_table_unlock (mfib_index, fproto, |
| (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI)); |
| } |
| } |
| } |
| |
| void |
| vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp) |
| { |
| vl_api_ip_table_add_del_reply_t *rmp; |
| fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4); |
| u32 table_id = ntohl (mp->table_id); |
| int rv = 0; |
| |
| if (mp->is_add) |
| { |
| ip_table_create (fproto, table_id, 1, mp->name); |
| } |
| else |
| { |
| ip_table_delete (fproto, table_id, 1); |
| } |
| |
| REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY); |
| } |
| |
| int |
| add_del_route_t_handler (u8 is_multipath, |
| u8 is_add, |
| u8 is_drop, |
| u8 is_unreach, |
| u8 is_prohibit, |
| u8 is_local, |
| u8 is_multicast, |
| u8 is_classify, |
| u32 classify_table_index, |
| u8 is_resolve_host, |
| u8 is_resolve_attached, |
| u8 is_interface_rx, |
| u8 is_rpf_id, |
| u8 is_dvr, |
| u8 is_source_lookup, |
| u8 is_udp_encap, |
| u32 fib_index, |
| const fib_prefix_t * prefix, |
| dpo_proto_t next_hop_proto, |
| const ip46_address_t * next_hop, |
| u32 next_hop_id, |
| u32 next_hop_sw_if_index, |
| u8 next_hop_fib_index, |
| u16 next_hop_weight, |
| u16 next_hop_preference, |
| mpls_label_t next_hop_via_label, |
| fib_mpls_label_t * next_hop_out_label_stack) |
| { |
| vnet_classify_main_t *cm = &vnet_classify_main; |
| fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE; |
| fib_route_path_t path = { |
| .frp_proto = next_hop_proto, |
| .frp_addr = (NULL == next_hop ? zero_addr : *next_hop), |
| .frp_sw_if_index = next_hop_sw_if_index, |
| .frp_fib_index = next_hop_fib_index, |
| .frp_weight = next_hop_weight, |
| .frp_preference = next_hop_preference, |
| .frp_label_stack = next_hop_out_label_stack, |
| }; |
| fib_route_path_t *paths = NULL; |
| fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE; |
| |
| /* |
| * the special INVALID label meams we are not recursing via a |
| * label. Exp-null value is never a valid via-label so that |
| * also means it's not a via-label and means clients that set |
| * it to 0 by default get the expected behaviour |
| */ |
| if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label)) |
| { |
| path.frp_proto = DPO_PROTO_MPLS; |
| path.frp_local_label = next_hop_via_label; |
| path.frp_eos = MPLS_NON_EOS; |
| } |
| if (is_local) |
| { |
| path_flags |= FIB_ROUTE_PATH_LOCAL; |
| if (~0 != next_hop_sw_if_index) |
| { |
| entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL); |
| } |
| } |
| if (is_dvr) |
| path_flags |= FIB_ROUTE_PATH_DVR; |
| if (is_resolve_host) |
| path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST; |
| if (is_resolve_attached) |
| path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED; |
| if (is_interface_rx) |
| path_flags |= FIB_ROUTE_PATH_INTF_RX; |
| if (is_rpf_id) |
| path_flags |= FIB_ROUTE_PATH_RPF_ID; |
| if (is_source_lookup) |
| path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP; |
| if (is_multicast) |
| entry_flags |= FIB_ENTRY_FLAG_MULTICAST; |
| if (is_udp_encap) |
| { |
| path_flags |= FIB_ROUTE_PATH_UDP_ENCAP; |
| path.frp_udp_encap_id = next_hop_id; |
| } |
| if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr) |
| && path.frp_fib_index != ~0) |
| { |
| path_flags |= FIB_ROUTE_PATH_DEAG; |
| } |
| |
| path.frp_flags = path_flags; |
| |
| stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ ); |
| |
| if (is_drop || (is_local && (~0 == next_hop_sw_if_index)) || |
| is_classify || is_unreach || is_prohibit) |
| { |
| /* |
| * special route types that link directly to the adj |
| */ |
| if (is_add) |
| { |
| dpo_id_t dpo = DPO_INVALID; |
| dpo_proto_t dproto; |
| |
| dproto = fib_proto_to_dpo (prefix->fp_proto); |
| |
| if (is_drop) |
| ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo); |
| else if (is_local) |
| receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo); |
| else if (is_unreach) |
| ip_null_dpo_add_and_lock (dproto, |
| IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo); |
| else if (is_prohibit) |
| ip_null_dpo_add_and_lock (dproto, |
| IP_NULL_ACTION_SEND_ICMP_PROHIBIT, |
| &dpo); |
| else if (is_classify) |
| { |
| if (pool_is_free_index (cm->tables, |
| ntohl (classify_table_index))) |
| { |
| stats_dsunlock (); |
| return VNET_API_ERROR_NO_SUCH_TABLE; |
| } |
| |
| dpo_set (&dpo, DPO_CLASSIFY, dproto, |
| classify_dpo_create (dproto, |
| ntohl (classify_table_index))); |
| } |
| else |
| { |
| stats_dsunlock (); |
| return VNET_API_ERROR_NO_SUCH_TABLE; |
| } |
| |
| fib_table_entry_special_dpo_update (fib_index, |
| prefix, |
| FIB_SOURCE_API, |
| FIB_ENTRY_FLAG_EXCLUSIVE, &dpo); |
| dpo_reset (&dpo); |
| } |
| else |
| { |
| fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API); |
| } |
| } |
| else if (is_multipath) |
| { |
| vec_add1 (paths, path); |
| |
| if (is_add) |
| fib_table_entry_path_add2 (fib_index, |
| prefix, |
| FIB_SOURCE_API, entry_flags, paths); |
| else |
| fib_table_entry_path_remove2 (fib_index, |
| prefix, FIB_SOURCE_API, paths); |
| |
| vec_free (paths); |
| } |
| else |
| { |
| if (is_add) |
| { |
| vec_add1 (paths, path); |
| fib_table_entry_update (fib_index, |
| prefix, FIB_SOURCE_API, entry_flags, paths); |
| vec_free (paths); |
| } |
| else |
| { |
| fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API); |
| } |
| } |
| |
| stats_dsunlock (); |
| return (0); |
| } |
| |
| int |
| add_del_route_check (fib_protocol_t table_proto, |
| u32 table_id, |
| u32 next_hop_sw_if_index, |
| dpo_proto_t next_hop_table_proto, |
| u32 next_hop_table_id, |
| u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index) |
| { |
| vnet_main_t *vnm = vnet_get_main (); |
| |
| *fib_index = fib_table_find (table_proto, ntohl (table_id)); |
| if (~0 == *fib_index) |
| { |
| /* No such VRF, and we weren't asked to create one */ |
| return VNET_API_ERROR_NO_SUCH_FIB; |
| } |
| |
| if (!is_rpf_id && ~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; |
| } |
| } |
| else |
| { |
| fib_protocol_t fib_nh_proto; |
| |
| if (next_hop_table_proto > DPO_PROTO_MPLS) |
| return (0); |
| |
| fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto); |
| |
| if (is_rpf_id) |
| *next_hop_fib_index = mfib_table_find (fib_nh_proto, |
| ntohl (next_hop_table_id)); |
| else |
| *next_hop_fib_index = fib_table_find (fib_nh_proto, |
| ntohl (next_hop_table_id)); |
| |
| if (~0 == *next_hop_fib_index) |
| { |
| /* No such VRF, and we weren't asked to create one */ |
| return VNET_API_ERROR_NO_SUCH_FIB; |
| } |
| } |
| |
| return (0); |
| } |
| |
| static int |
| ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp, |
| u32 * stats_index) |
| { |
| u32 fib_index, next_hop_fib_index; |
| fib_mpls_label_t *label_stack = NULL; |
| int rv, ii, n_labels;; |
| |
| rv = add_del_route_check (FIB_PROTOCOL_IP4, |
| mp->table_id, |
| mp->next_hop_sw_if_index, |
| DPO_PROTO_IP4, |
| mp->next_hop_table_id, |
| 0, &fib_index, &next_hop_fib_index); |
| |
| if (0 != rv) |
| return (rv); |
| |
| fib_prefix_t pfx = { |
| .fp_len = mp->dst_address_length, |
| .fp_proto = FIB_PROTOCOL_IP4, |
| }; |
| clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4)); |
| |
| ip46_address_t nh; |
| clib_memset (&nh, 0, sizeof (nh)); |
| memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4)); |
| |
| n_labels = mp->next_hop_n_out_labels; |
| if (n_labels == 0) |
| ; |
| else |
| { |
| vec_validate (label_stack, n_labels - 1); |
| for (ii = 0; ii < n_labels; ii++) |
| { |
| label_stack[ii].fml_value = |
| ntohl (mp->next_hop_out_label_stack[ii].label); |
| label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl; |
| label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp; |
| label_stack[ii].fml_mode = |
| (mp->next_hop_out_label_stack[ii].is_uniform ? |
| FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE); |
| } |
| } |
| |
| rv = add_del_route_t_handler (mp->is_multipath, |
| mp->is_add, |
| mp->is_drop, |
| mp->is_unreach, |
| mp->is_prohibit, |
| mp->is_local, 0, |
| mp->is_classify, |
| mp->classify_table_index, |
| mp->is_resolve_host, |
| mp->is_resolve_attached, 0, 0, |
| mp->is_dvr, |
| mp->is_source_lookup, |
| mp->is_udp_encap, |
| fib_index, &pfx, DPO_PROTO_IP4, |
| &nh, |
| ntohl (mp->next_hop_id), |
| ntohl (mp->next_hop_sw_if_index), |
| next_hop_fib_index, |
| mp->next_hop_weight, |
| mp->next_hop_preference, |
| ntohl (mp->next_hop_via_label), label_stack); |
| |
| if (mp->is_add && 0 == rv) |
| *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx); |
| |
| return (rv); |
| } |
| |
| static int |
| ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp, |
| u32 * stats_index) |
| { |
| fib_mpls_label_t *label_stack = NULL; |
| u32 fib_index, next_hop_fib_index; |
| int rv, ii, n_labels;; |
| |
| rv = add_del_route_check (FIB_PROTOCOL_IP6, |
| mp->table_id, |
| mp->next_hop_sw_if_index, |
| DPO_PROTO_IP6, |
| mp->next_hop_table_id, |
| 0, &fib_index, &next_hop_fib_index); |
| |
| if (0 != rv) |
| return (rv); |
| |
| fib_prefix_t pfx = { |
| .fp_len = mp->dst_address_length, |
| .fp_proto = FIB_PROTOCOL_IP6, |
| }; |
| clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6)); |
| |
| ip46_address_t nh; |
| clib_memset (&nh, 0, sizeof (nh)); |
| memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6)); |
| |
| n_labels = mp->next_hop_n_out_labels; |
| if (n_labels == 0) |
| ; |
| else |
| { |
| vec_validate (label_stack, n_labels - 1); |
| for (ii = 0; ii < n_labels; ii++) |
| { |
| label_stack[ii].fml_value = |
| ntohl (mp->next_hop_out_label_stack[ii].label); |
| label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl; |
| label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp; |
| label_stack[ii].fml_mode = |
| (mp->next_hop_out_label_stack[ii].is_uniform ? |
| FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE); |
| } |
| } |
| |
| rv = add_del_route_t_handler (mp->is_multipath, |
| mp->is_add, |
| mp->is_drop, |
| mp->is_unreach, |
| mp->is_prohibit, |
| mp->is_local, 0, |
| mp->is_classify, |
| mp->classify_table_index, |
| mp->is_resolve_host, |
| mp->is_resolve_attached, 0, 0, |
| mp->is_dvr, |
| mp->is_source_lookup, |
| mp->is_udp_encap, |
| fib_index, &pfx, DPO_PROTO_IP6, |
| &nh, ntohl (mp->next_hop_id), |
| ntohl (mp->next_hop_sw_if_index), |
| next_hop_fib_index, |
| mp->next_hop_weight, |
| mp->next_hop_preference, |
| ntohl (mp->next_hop_via_label), label_stack); |
| |
| if (mp->is_add && 0 == rv) |
| *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx); |
| |
| return (rv); |
| } |
| |
| void |
| vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp) |
| { |
| vl_api_ip_add_del_route_reply_t *rmp; |
| u32 stats_index; |
| int rv; |
| vnet_main_t *vnm = vnet_get_main (); |
| |
| vnm->api_errno = 0; |
| stats_index = ~0; |
| |
| if (mp->is_ipv6) |
| rv = ip6_add_del_route_t_handler (mp, &stats_index); |
| else |
| rv = ip4_add_del_route_t_handler (mp, &stats_index); |
| |
| rv = (rv == 0) ? vnm->api_errno : rv; |
| |
| /* *INDENT-OFF* */ |
| REPLY_MACRO2 (VL_API_IP_ADD_DEL_ROUTE_REPLY, |
| ({ |
| rmp->stats_index = htonl (stats_index); |
| })) |
| /* *INDENT-ON* */ |
| } |
| |
| void |
| ip_table_create (fib_protocol_t fproto, |
| u32 table_id, u8 is_api, const u8 * name) |
| { |
| u32 fib_index, mfib_index; |
| |
| /* |
| * ignore action on the default table - this is always present |
| * and cannot be added nor deleted from the API |
| */ |
| if (0 != table_id) |
| { |
| /* |
| * The API holds only one lock on the table. |
| * i.e. it can be added many times via the API but needs to be |
| * deleted only once. |
| * The FIB index for unicast and multicast is not necessarily the |
| * same, since internal VPP systesm (like LISP and SR) create |
| * their own unicast tables. |
| */ |
| fib_index = fib_table_find (fproto, table_id); |
| mfib_index = mfib_table_find (fproto, table_id); |
| |
| if (~0 == fib_index) |
| { |
| fib_table_find_or_create_and_lock_w_name (fproto, table_id, |
| (is_api ? |
| FIB_SOURCE_API : |
| FIB_SOURCE_CLI), name); |
| } |
| if (~0 == mfib_index) |
| { |
| mfib_table_find_or_create_and_lock_w_name (fproto, table_id, |
| (is_api ? |
| MFIB_SOURCE_API : |
| MFIB_SOURCE_CLI), name); |
| } |
| } |
| } |
| |
| static int |
| add_del_mroute_check (fib_protocol_t table_proto, |
| u32 table_id, |
| u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index) |
| { |
| vnet_main_t *vnm = vnet_get_main (); |
| |
| *fib_index = mfib_table_find (table_proto, ntohl (table_id)); |
| if (~0 == *fib_index) |
| { |
| /* No such table */ |
| 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 fib_node_index_t |
| mroute_add_del_handler (u8 is_add, |
| u8 is_local, |
| u32 fib_index, |
| const mfib_prefix_t * prefix, |
| dpo_proto_t nh_proto, |
| u32 entry_flags, |
| fib_rpf_id_t rpf_id, |
| u32 next_hop_sw_if_index, |
| ip46_address_t * nh, u32 itf_flags, u32 bier_imp) |
| { |
| fib_node_index_t mfib_entry_index = ~0; |
| |
| 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 = nh_proto, |
| .frp_addr = *nh, |
| }; |
| |
| if (is_local) |
| path.frp_flags |= FIB_ROUTE_PATH_LOCAL; |
| |
| if (DPO_PROTO_BIER == nh_proto) |
| { |
| path.frp_bier_imp = bier_imp; |
| path.frp_flags = FIB_ROUTE_PATH_BIER_IMP; |
| } |
| else if (!is_local && ~0 == next_hop_sw_if_index) |
| { |
| mfib_entry_index = mfib_table_entry_update (fib_index, prefix, |
| MFIB_SOURCE_API, |
| rpf_id, entry_flags); |
| goto done; |
| } |
| |
| if (is_add) |
| { |
| mfib_entry_index = 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); |
| } |
| |
| done: |
| stats_dsunlock (); |
| return (mfib_entry_index); |
| } |
| |
| static int |
| api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp, |
| u32 * stats_index) |
| { |
| fib_node_index_t mfib_entry_index; |
| fib_protocol_t fproto; |
| dpo_proto_t nh_proto; |
| ip46_address_t nh; |
| u32 fib_index; |
| int rv; |
| |
| nh_proto = mp->next_hop_afi; |
| 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, &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)); |
| clib_memset (&nh.ip6, 0, sizeof (nh.ip6)); |
| clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4)); |
| if (!ip46_address_is_zero (&pfx.fp_src_addr)) |
| pfx.fp_len = 64; |
| } |
| 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)); |
| clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6)); |
| if (!ip46_address_is_zero (&pfx.fp_src_addr)) |
| pfx.fp_len = 256; |
| } |
| |
| mfib_entry_index = mroute_add_del_handler (mp->is_add, |
| mp->is_local, |
| fib_index, &pfx, |
| nh_proto, |
| ntohl (mp->entry_flags), |
| ntohl (mp->rpf_id), |
| ntohl (mp->next_hop_sw_if_index), |
| &nh, |
| ntohl (mp->itf_flags), |
| ntohl (mp->bier_imp)); |
| |
| if (~0 != mfib_entry_index) |
| *stats_index = mfib_entry_get_stats_index (mfib_entry_index); |
| |
| return (rv); |
| } |
| |
| 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; |
| vnet_main_t *vnm; |
| u32 stats_index; |
| int rv; |
| |
| vnm = vnet_get_main (); |
| vnm->api_errno = 0; |
| stats_index = ~0; |
| |
| rv = api_mroute_add_del_t_handler (mp, &stats_index); |
| |
| /* *INDENT-OFF* */ |
| REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY, |
| ({ |
| rmp->stats_index = htonl (stats_index); |
| })); |
| /* *INDENT-ON* */ |
| } |
| |
| static void |
| send_ip_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6, |
| u32 context) |
| { |
| vl_api_ip_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS); |
| |
| mp->sw_if_index = ntohl (sw_if_index); |
| mp->is_ipv6 = is_ipv6; |
| mp->context = context; |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| send_ip_address_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, |
| u8 * ip, u16 prefix_length, |
| u32 sw_if_index, u8 is_ipv6, u32 context) |
| { |
| vl_api_ip_address_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS); |
| |
| if (is_ipv6) |
| { |
| clib_memcpy (&mp->ip, ip, sizeof (mp->ip)); |
| } |
| else |
| { |
| u32 *tp = (u32 *) mp->ip; |
| *tp = *(u32 *) ip; |
| } |
| mp->prefix_length = prefix_length; |
| mp->context = context; |
| mp->sw_if_index = htonl (sw_if_index); |
| mp->is_ipv6 = is_ipv6; |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_registration_t *reg; |
| ip6_address_t *r6; |
| ip4_address_t *r4; |
| ip6_main_t *im6 = &ip6_main; |
| ip4_main_t *im4 = &ip4_main; |
| ip_lookup_main_t *lm6 = &im6->lookup_main; |
| ip_lookup_main_t *lm4 = &im4->lookup_main; |
| ip_interface_address_t *ia = 0; |
| u32 sw_if_index = ~0; |
| int rv __attribute__ ((unused)) = 0; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| sw_if_index = ntohl (mp->sw_if_index); |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| if (mp->is_ipv6) |
| { |
| /* *INDENT-OFF* */ |
| /* Do not send subnet details of the IP-interface for |
| * unnumbered interfaces. otherwise listening clients |
| * will be confused that the subnet is applied on more |
| * than one interface */ |
| foreach_ip_interface_address (lm6, ia, sw_if_index, 0, |
| ({ |
| r6 = ip_interface_address_get_address (lm6, ia); |
| u16 prefix_length = ia->address_length; |
| send_ip_address_details(am, reg, (u8*)r6, prefix_length, |
| sw_if_index, 1, mp->context); |
| })); |
| /* *INDENT-ON* */ |
| } |
| else |
| { |
| /* *INDENT-OFF* */ |
| foreach_ip_interface_address (lm4, ia, sw_if_index, 0, |
| ({ |
| r4 = ip_interface_address_get_address (lm4, ia); |
| u16 prefix_length = ia->address_length; |
| send_ip_address_details(am, reg, (u8*)r4, prefix_length, |
| sw_if_index, 0, mp->context); |
| })); |
| /* *INDENT-ON* */ |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| } |
| |
| static void |
| send_ip_unnumbered_details (vpe_api_main_t * am, |
| vl_api_registration_t * reg, |
| u32 sw_if_index, u32 ip_sw_if_index, u32 context) |
| { |
| vl_api_ip_unnumbered_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS); |
| |
| mp->context = context; |
| mp->sw_if_index = htonl (sw_if_index); |
| mp->ip_sw_if_index = htonl (ip_sw_if_index); |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp) |
| { |
| vnet_main_t *vnm = vnet_get_main (); |
| vnet_interface_main_t *im = &vnm->interface_main; |
| int rv __attribute__ ((unused)) = 0; |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_registration_t *reg; |
| vnet_sw_interface_t *si; |
| u32 sw_if_index; |
| |
| sw_if_index = ntohl (mp->sw_if_index); |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| if (~0 != sw_if_index) |
| { |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index)); |
| |
| if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)) |
| { |
| send_ip_unnumbered_details (am, reg, |
| sw_if_index, |
| si->unnumbered_sw_if_index, |
| mp->context); |
| } |
| } |
| else |
| { |
| /* *INDENT-OFF* */ |
| pool_foreach (si, im->sw_interfaces, |
| ({ |
| if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)) |
| { |
| send_ip_unnumbered_details(am, reg, |
| si->sw_if_index, |
| si->unnumbered_sw_if_index, |
| mp->context); |
| } |
| })); |
| /* *INDENT-ON* */ |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| } |
| |
| static void |
| vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vnet_main_t *vnm = vnet_get_main (); |
| vlib_main_t *vm = vlib_get_main (); |
| vnet_interface_main_t *im = &vnm->interface_main; |
| vl_api_registration_t *reg; |
| vnet_sw_interface_t *si, *sorted_sis; |
| u32 sw_if_index = ~0; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| /* Gather interfaces. */ |
| sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces)); |
| _vec_len (sorted_sis) = 0; |
| /* *INDENT-OFF* */ |
| pool_foreach (si, im->sw_interfaces, |
| ({ |
| vec_add1 (sorted_sis, si[0]); |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_foreach (si, sorted_sis) |
| { |
| if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)) |
| { |
| if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index)) |
| { |
| continue; |
| } |
| sw_if_index = si->sw_if_index; |
| send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context); |
| } |
| } |
| } |
| |
| static void |
| set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp) |
| { |
| vl_api_set_ip_flow_hash_reply_t *rmp; |
| int rv; |
| u32 table_id; |
| flow_hash_config_t flow_hash_config = 0; |
| |
| table_id = ntohl (mp->vrf_id); |
| |
| #define _(a,b) if (mp->a) flow_hash_config |= b; |
| foreach_flow_hash_bit; |
| #undef _ |
| |
| rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config); |
| |
| REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY); |
| } |
| |
| static void |
| set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp) |
| { |
| vl_api_set_ip_flow_hash_reply_t *rmp; |
| int rv; |
| u32 table_id; |
| flow_hash_config_t flow_hash_config = 0; |
| |
| table_id = ntohl (mp->vrf_id); |
| |
| #define _(a,b) if (mp->a) flow_hash_config |= b; |
| foreach_flow_hash_bit; |
| #undef _ |
| |
| rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config); |
| |
| REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY); |
| } |
| |
| |
| static void |
| vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp) |
| { |
| if (mp->is_ipv6 == 0) |
| set_ip4_flow_hash (mp); |
| else |
| set_ip6_flow_hash (mp); |
| } |
| |
| static void |
| vl_api_sw_interface_ip6nd_ra_config_t_handler |
| (vl_api_sw_interface_ip6nd_ra_config_t * mp) |
| { |
| vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp; |
| vlib_main_t *vm = vlib_get_main (); |
| int rv = 0; |
| u8 is_no, suppress, managed, other, ll_option, send_unicast, cease, |
| default_router; |
| |
| is_no = mp->is_no == 1; |
| suppress = mp->suppress == 1; |
| managed = mp->managed == 1; |
| other = mp->other == 1; |
| ll_option = mp->ll_option == 1; |
| send_unicast = mp->send_unicast == 1; |
| cease = mp->cease == 1; |
| default_router = mp->default_router == 1; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index), |
| suppress, managed, other, |
| ll_option, send_unicast, cease, |
| default_router, ntohl (mp->lifetime), |
| ntohl (mp->initial_count), |
| ntohl (mp->initial_interval), |
| ntohl (mp->max_interval), |
| ntohl (mp->min_interval), is_no); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY); |
| } |
| |
| static void |
| vl_api_sw_interface_ip6nd_ra_prefix_t_handler |
| (vl_api_sw_interface_ip6nd_ra_prefix_t * mp) |
| { |
| vlib_main_t *vm = vlib_get_main (); |
| vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp; |
| fib_prefix_t pfx; |
| int rv = 0; |
| u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| ip_prefix_decode (&mp->prefix, &pfx); |
| is_no = mp->is_no == 1; |
| use_default = mp->use_default == 1; |
| no_advertise = mp->no_advertise == 1; |
| off_link = mp->off_link == 1; |
| no_autoconfig = mp->no_autoconfig == 1; |
| no_onlink = mp->no_onlink == 1; |
| |
| rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index), |
| &pfx.fp_addr.ip6, |
| pfx.fp_len, use_default, |
| ntohl (mp->val_lifetime), |
| ntohl (mp->pref_lifetime), no_advertise, |
| off_link, no_autoconfig, no_onlink, is_no); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY); |
| } |
| |
| static void |
| send_ip6nd_proxy_details (vl_api_registration_t * reg, |
| u32 context, |
| const ip46_address_t * addr, u32 sw_if_index) |
| { |
| vl_api_ip6nd_proxy_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS); |
| mp->context = context; |
| mp->sw_if_index = htonl (sw_if_index); |
| |
| ip6_address_encode (&addr->ip6, mp->ip); |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_ |
| { |
| u32 *indices; |
| } api_ip6nd_proxy_fib_table_walk_ctx_t; |
| |
| static fib_table_walk_rc_t |
| api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg) |
| { |
| api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg; |
| |
| if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY)) |
| { |
| vec_add1 (ctx->indices, fei); |
| } |
| |
| return (FIB_TABLE_WALK_CONTINUE); |
| } |
| |
| static void |
| vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp) |
| { |
| ip6_main_t *im6 = &ip6_main; |
| fib_table_t *fib_table; |
| api_ip6nd_proxy_fib_table_walk_ctx_t ctx = { |
| .indices = NULL, |
| }; |
| fib_node_index_t *feip; |
| const fib_prefix_t *pfx; |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (fib_table, im6->fibs, |
| ({ |
| fib_table_walk(fib_table->ft_index, |
| FIB_PROTOCOL_IP6, |
| api_ip6nd_proxy_fib_table_walk, |
| &ctx); |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort); |
| |
| vec_foreach (feip, ctx.indices) |
| { |
| pfx = fib_entry_get_prefix (*feip); |
| |
| send_ip6nd_proxy_details (reg, |
| mp->context, |
| &pfx->fp_addr, |
| fib_entry_get_resolving_interface (*feip)); |
| } |
| |
| vec_free (ctx.indices); |
| } |
| |
| static void |
| vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp) |
| { |
| vl_api_ip6nd_proxy_add_del_reply_t *rmp; |
| ip6_address_t ip6; |
| int rv = 0; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| ip6_address_decode (mp->ip, &ip6); |
| rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index), &ip6, mp->is_del); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY); |
| } |
| |
| static void |
| vl_api_ip6nd_send_router_solicitation_t_handler |
| (vl_api_ip6nd_send_router_solicitation_t * mp) |
| { |
| vl_api_ip6nd_send_router_solicitation_reply_t *rmp; |
| icmp6_send_router_solicitation_params_t params; |
| vlib_main_t *vm = vlib_get_main (); |
| int rv = 0; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY); |
| |
| if (rv != 0) |
| return; |
| |
| params.irt = ntohl (mp->irt); |
| params.mrt = ntohl (mp->mrt); |
| params.mrc = ntohl (mp->mrc); |
| params.mrd = ntohl (mp->mrd); |
| |
| icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop, |
| ¶ms); |
| } |
| |
| static void |
| vl_api_sw_interface_ip6_enable_disable_t_handler |
| (vl_api_sw_interface_ip6_enable_disable_t * mp) |
| { |
| vlib_main_t *vm = vlib_get_main (); |
| vl_api_sw_interface_ip6_enable_disable_reply_t *rmp; |
| vnet_main_t *vnm = vnet_get_main (); |
| int rv = 0; |
| clib_error_t *error; |
| |
| vnm->api_errno = 0; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| error = |
| (mp->enable == 1) ? enable_ip6_interface (vm, |
| ntohl (mp->sw_if_index)) : |
| disable_ip6_interface (vm, ntohl (mp->sw_if_index)); |
| |
| if (error) |
| { |
| clib_error_report (error); |
| rv = VNET_API_ERROR_UNSPECIFIED; |
| } |
| else |
| { |
| rv = vnm->api_errno; |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY); |
| } |
| |
| void |
| vl_mfib_signal_send_one (vl_api_registration_t * reg, |
| u32 context, const mfib_signal_t * mfs) |
| { |
| vl_api_mfib_signal_details_t *mp; |
| const mfib_prefix_t *prefix; |
| mfib_table_t *mfib; |
| mfib_itf_t *mfi; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| |
| clib_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); |
| prefix = mfib_entry_get_prefix (mfs->mfs_entry); |
| 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_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context)) |
| ; |
| } |
| |
| static void |
| vl_api_ip_container_proxy_add_del_t_handler |
| (vl_api_ip_container_proxy_add_del_t * mp) |
| { |
| vl_api_ip_container_proxy_add_del_reply_t *rmp; |
| vnet_ip_container_proxy_args_t args; |
| int rv = 0; |
| clib_error_t *error; |
| |
| clib_memset (&args, 0, sizeof (args)); |
| |
| ip_prefix_decode (&mp->pfx, &args.prefix); |
| |
| args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index); |
| args.is_add = mp->is_add; |
| if ((error = vnet_ip_container_proxy_add_del (&args))) |
| { |
| rv = clib_error_get_code (error); |
| clib_error_report (error); |
| } |
| |
| REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY); |
| } |
| |
| typedef struct ip_container_proxy_walk_ctx_t_ |
| { |
| vl_api_registration_t *reg; |
| u32 context; |
| } ip_container_proxy_walk_ctx_t; |
| |
| static int |
| ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index, |
| void *args) |
| { |
| vl_api_ip_container_proxy_details_t *mp; |
| ip_container_proxy_walk_ctx_t *ctx = args; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| if (!mp) |
| return 1; |
| |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_CONTAINER_PROXY_DETAILS); |
| mp->context = ctx->context; |
| |
| mp->sw_if_index = ntohl (sw_if_index); |
| ip_prefix_encode (pfx, &mp->prefix); |
| |
| vl_api_send_msg (ctx->reg, (u8 *) mp); |
| |
| return 1; |
| } |
| |
| static void |
| vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t * |
| mp) |
| { |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| ip_container_proxy_walk_ctx_t ctx = { |
| .context = mp->context, |
| .reg = reg, |
| }; |
| |
| ip_container_proxy_walk (ip_container_proxy_send_details, &ctx); |
| } |
| |
| static void |
| vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp) |
| { |
| int rv = 0; |
| vl_api_ioam_enable_reply_t *rmp; |
| clib_error_t *error; |
| |
| /* Ignoring the profile id as currently a single profile |
| * is supported */ |
| error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable, |
| mp->seqno, mp->analyse); |
| if (error) |
| { |
| clib_error_report (error); |
| rv = clib_error_get_code (error); |
| } |
| |
| REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY); |
| } |
| |
| static void |
| vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp) |
| { |
| int rv = 0; |
| vl_api_ioam_disable_reply_t *rmp; |
| clib_error_t *error; |
| |
| error = clear_ioam_rewrite_fn (); |
| if (error) |
| { |
| clib_error_report (error); |
| rv = clib_error_get_code (error); |
| } |
| |
| REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY); |
| } |
| |
| static void |
| vl_api_ip_source_and_port_range_check_add_del_t_handler |
| (vl_api_ip_source_and_port_range_check_add_del_t * mp) |
| { |
| vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp; |
| int rv = 0; |
| |
| u8 is_add = mp->is_add; |
| fib_prefix_t pfx; |
| u16 *low_ports = 0; |
| u16 *high_ports = 0; |
| u32 vrf_id; |
| u16 tmp_low, tmp_high; |
| u8 num_ranges; |
| int i; |
| |
| ip_prefix_decode (&mp->prefix, &pfx); |
| |
| // Validate port range |
| num_ranges = mp->number_of_ranges; |
| if (num_ranges > 32) |
| { // This is size of array in VPE.API |
| rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY; |
| goto reply; |
| } |
| |
| vec_reset_length (low_ports); |
| vec_reset_length (high_ports); |
| |
| for (i = 0; i < num_ranges; i++) |
| { |
| tmp_low = mp->low_ports[i]; |
| tmp_high = mp->high_ports[i]; |
| // If tmp_low <= tmp_high then only need to check tmp_low = 0 |
| // If tmp_low <= tmp_high then only need to check tmp_high > 65535 |
| if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535) |
| { |
| rv = VNET_API_ERROR_INVALID_VALUE; |
| goto reply; |
| } |
| vec_add1 (low_ports, tmp_low); |
| vec_add1 (high_ports, tmp_high + 1); |
| } |
| |
| vrf_id = ntohl (mp->vrf_id); |
| |
| if (vrf_id < 1) |
| { |
| rv = VNET_API_ERROR_INVALID_VALUE; |
| goto reply; |
| } |
| |
| |
| if (FIB_PROTOCOL_IP6 == pfx.fp_proto) |
| { |
| rv = ip6_source_and_port_range_check_add_del (&pfx.fp_addr.ip6, |
| pfx.fp_len, |
| vrf_id, |
| low_ports, |
| high_ports, is_add); |
| } |
| else |
| { |
| rv = ip4_source_and_port_range_check_add_del (&pfx.fp_addr.ip4, |
| pfx.fp_len, |
| vrf_id, |
| low_ports, |
| high_ports, is_add); |
| } |
| |
| reply: |
| vec_free (low_ports); |
| vec_free (high_ports); |
| REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY); |
| } |
| |
| static void |
| vl_api_ip_source_and_port_range_check_interface_add_del_t_handler |
| (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp) |
| { |
| vlib_main_t *vm = vlib_get_main (); |
| vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp; |
| ip4_main_t *im = &ip4_main; |
| int rv; |
| u32 sw_if_index; |
| u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS]; |
| u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS]; |
| uword *p = 0; |
| int i; |
| |
| vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] = |
| ntohl (mp->tcp_out_vrf_id); |
| vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] = |
| ntohl (mp->udp_out_vrf_id); |
| vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] = |
| ntohl (mp->tcp_in_vrf_id); |
| vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] = |
| ntohl (mp->udp_in_vrf_id); |
| |
| |
| for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++) |
| { |
| if (vrf_id[i] != 0 && vrf_id[i] != ~0) |
| { |
| p = hash_get (im->fib_index_by_table_id, vrf_id[i]); |
| |
| if (p == 0) |
| { |
| rv = VNET_API_ERROR_INVALID_VALUE; |
| goto reply; |
| } |
| |
| fib_index[i] = p[0]; |
| } |
| else |
| fib_index[i] = ~0; |
| } |
| sw_if_index = ntohl (mp->sw_if_index); |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| rv = |
| set_ip_source_and_port_range_check (vm, fib_index, sw_if_index, |
| mp->is_add); |
| |
| BAD_SW_IF_INDEX_LABEL; |
| reply: |
| |
| REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY); |
| } |
| |
| typedef union |
| { |
| u32 fib_index; |
| } ip4_source_check_config_t; |
| |
| static void |
| vl_api_ip_source_check_interface_add_del_t_handler |
| (vl_api_ip_source_check_interface_add_del_t * mp) |
| { |
| vl_api_ip_source_check_interface_add_del_reply_t *rmp; |
| int rv; |
| u32 sw_if_index = ntohl (mp->sw_if_index); |
| u8 is_add = mp->is_add; |
| char *feature_name = |
| mp->loose ? "ip4-source-check-via-any" : "ip4-source-check-via-rx"; |
| |
| ip4_source_check_config_t config; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| config.fib_index = |
| fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index); |
| rv = |
| vnet_feature_enable_disable ("ip4-unicast", feature_name, sw_if_index, |
| is_add, &config, sizeof (config)); |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_IP_SOURCE_CHECK_INTERFACE_ADD_DEL_REPLY); |
| } |
| |
| #define IP4_ARP_EVENT 3 |
| #define IP6_ND_EVENT 4 |
| |
| static vlib_node_registration_t ip_resolver_process_node; |
| |
| static int |
| arp_change_delete_callback (u32 pool_index, |
| const mac_address_t * mac, |
| u32 sw_if_index, const ip4_address_t * address) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| |
| if (pool_is_free_index (am->arp_events, pool_index)) |
| return 1; |
| |
| pool_put_index (am->arp_events, pool_index); |
| return 0; |
| } |
| |
| static void |
| handle_ip4_arp_event (u32 pool_index) |
| { |
| vpe_api_main_t *vam = &vpe_api_main; |
| vnet_main_t *vnm = vam->vnet_main; |
| vlib_main_t *vm = vam->vlib_main; |
| vl_api_ip4_arp_event_t *event; |
| vl_api_ip4_arp_event_t *mp; |
| vl_api_registration_t *reg; |
| |
| /* Client can cancel, die, etc. */ |
| if (pool_is_free_index (vam->arp_events, pool_index)) |
| return; |
| |
| event = pool_elt_at_index (vam->arp_events, pool_index); |
| |
| reg = vl_api_client_index_to_registration (event->client_index); |
| if (!reg) |
| { |
| (void) vnet_add_del_ip4_arp_change_event |
| (vnm, arp_change_delete_callback, |
| event->pid, event->ip, |
| ip_resolver_process_node.index, IP4_ARP_EVENT, |
| ~0 /* pool index, notused */ , 0 /* is_add */ ); |
| return; |
| } |
| |
| if (vl_api_can_send_msg (reg)) |
| { |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memcpy (mp, event, sizeof (*mp)); |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| else |
| { |
| static f64 last_time; |
| /* |
| * Throttle syslog msgs. |
| * It's pretty tempting to just revoke the registration... |
| */ |
| if (vlib_time_now (vm) > last_time + 10.0) |
| { |
| clib_warning ("arp event for %U to pid %d: queue stuffed!", |
| format_ip4_address, event->ip, event->pid); |
| last_time = vlib_time_now (vm); |
| } |
| } |
| } |
| |
| static int |
| nd_change_delete_callback (u32 pool_index, |
| const mac_address_t * mac, |
| u32 sw_if_index, const ip6_address_t * addr) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| |
| if (pool_is_free_index (am->nd_events, pool_index)) |
| return 1; |
| |
| pool_put_index (am->nd_events, pool_index); |
| return 0; |
| } |
| |
| static void |
| handle_ip6_nd_event (u32 pool_index) |
| { |
| vpe_api_main_t *vam = &vpe_api_main; |
| vnet_main_t *vnm = vam->vnet_main; |
| vlib_main_t *vm = vam->vlib_main; |
| vl_api_ip6_nd_event_t *event; |
| vl_api_ip6_nd_event_t *mp; |
| vl_api_registration_t *reg; |
| |
| /* Client can cancel, die, etc. */ |
| if (pool_is_free_index (vam->nd_events, pool_index)) |
| return; |
| |
| event = pool_elt_at_index (vam->nd_events, pool_index); |
| |
| reg = vl_api_client_index_to_registration (event->client_index); |
| if (!reg) |
| { |
| (void) vnet_add_del_ip6_nd_change_event |
| (vnm, nd_change_delete_callback, |
| event->pid, event->ip, |
| ip_resolver_process_node.index, IP6_ND_EVENT, |
| ~0 /* pool index, notused */ , 0 /* is_add */ ); |
| return; |
| } |
| |
| if (vl_api_can_send_msg (reg)) |
| { |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memcpy (mp, event, sizeof (*mp)); |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| else |
| { |
| static f64 last_time; |
| /* |
| * Throttle syslog msgs. |
| * It's pretty tempting to just revoke the registration... |
| */ |
| if (vlib_time_now (vm) > last_time + 10.0) |
| { |
| clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!", |
| format_ip6_address, event->ip, event->pid); |
| last_time = vlib_time_now (vm); |
| } |
| } |
| } |
| |
| static uword |
| resolver_process (vlib_main_t * vm, |
| vlib_node_runtime_t * rt, vlib_frame_t * f) |
| { |
| volatile f64 timeout = 100.0; |
| volatile uword *event_data = 0; |
| |
| while (1) |
| { |
| vlib_process_wait_for_event_or_clock (vm, timeout); |
| |
| uword event_type = |
| vlib_process_get_events (vm, (uword **) & event_data); |
| |
| int i; |
| switch (event_type) |
| { |
| case IP4_ARP_EVENT: |
| for (i = 0; i < vec_len (event_data); i++) |
| handle_ip4_arp_event (event_data[i]); |
| break; |
| |
| case IP6_ND_EVENT: |
| for (i = 0; i < vec_len (event_data); i++) |
| handle_ip6_nd_event (event_data[i]); |
| break; |
| |
| case ~0: /* timeout */ |
| break; |
| } |
| |
| vec_reset_length (event_data); |
| } |
| return 0; /* or not */ |
| } |
| |
| /* *INDENT-OFF* */ |
| VLIB_REGISTER_NODE (ip_resolver_process_node,static) = { |
| .function = resolver_process, |
| .type = VLIB_NODE_TYPE_PROCESS, |
| .name = "ip-route-resolver-process", |
| }; |
| /* *INDENT-ON* */ |
| |
| static int |
| nd_change_data_callback (u32 pool_index, const mac_address_t * new_mac, |
| u32 sw_if_index, const ip6_address_t * address) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_ip6_nd_event_t *event; |
| |
| if (pool_is_free_index (am->nd_events, pool_index)) |
| return 1; |
| |
| event = pool_elt_at_index (am->nd_events, pool_index); |
| if (ethernet_mac_address_equal (event->mac, new_mac->bytes) && |
| sw_if_index == ntohl (event->sw_if_index)) |
| { |
| return 1; |
| } |
| |
| mac_address_encode (new_mac, event->mac); |
| event->sw_if_index = htonl (sw_if_index); |
| return 0; |
| } |
| |
| static vlib_node_registration_t wc_arp_process_node; |
| |
| enum |
| { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX }; |
| |
| static uword |
| wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) |
| { |
| /* These cross the longjmp boundry (vlib_process_wait_for_event) |
| * and need to be volatile - to prevent them from being optimized into |
| * a register - which could change during suspension */ |
| |
| volatile wc_arp_report_t arp_prev = { 0 }; |
| volatile wc_nd_report_t nd_prev = { 0 }; |
| volatile f64 last_arp = vlib_time_now (vm); |
| volatile f64 last_nd = vlib_time_now (vm); |
| |
| while (1) |
| { |
| vlib_process_wait_for_event (vm); |
| uword event_type = WC_ARP_REPORT; |
| void *event_data = vlib_process_get_event_data (vm, &event_type); |
| |
| f64 now = vlib_time_now (vm); |
| int i; |
| if (event_type == WC_ARP_REPORT) |
| { |
| wc_arp_report_t *arp_events = event_data; |
| for (i = 0; i < vec_len (arp_events); i++) |
| { |
| /* discard dup event - cast away volatile */ |
| if (arp_prev.ip.as_u32 == arp_events[i].ip.as_u32 && |
| mac_address_equal ((const mac_address_t *) &arp_prev.mac, |
| &arp_events[i].mac) && |
| arp_prev.sw_if_index == arp_events[i].sw_if_index && |
| (now - last_arp) < 10.0) |
| { |
| continue; |
| } |
| arp_prev = arp_events[i]; |
| last_arp = now; |
| vpe_client_registration_t *reg; |
| /* *INDENT-OFF* */ |
| pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations, |
| ({ |
| vl_api_registration_t *vl_reg; |
| vl_reg = vl_api_client_index_to_registration (reg->client_index); |
| ASSERT (vl_reg != NULL); |
| if (reg && vl_api_can_send_msg (vl_reg)) |
| { |
| vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event); |
| clib_memset (event, 0, sizeof *event); |
| event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT); |
| event->client_index = reg->client_index; |
| event->pid = reg->client_pid; |
| event->mac_ip = 1; |
| ip4_address_encode(&arp_events[i].ip, event->ip); |
| event->sw_if_index = htonl(arp_events[i].sw_if_index); |
| mac_address_encode(&arp_events[i].mac, event->mac); |
| vl_api_send_msg (vl_reg, (u8 *) event); |
| } |
| })); |
| /* *INDENT-ON* */ |
| } |
| } |
| else if (event_type == WC_ND_REPORT) |
| { |
| wc_nd_report_t *nd_events = event_data; |
| for (i = 0; i < vec_len (nd_events); i++) |
| { |
| /* discard dup event - cast away volatile */ |
| if (ip6_address_is_equal ((const ip6_address_t *) &nd_prev.ip6, |
| &nd_events[i].ip6) |
| && mac_address_equal ((const mac_address_t *) &nd_prev.mac, |
| &nd_events[i].mac) |
| && nd_prev.sw_if_index == nd_events[i].sw_if_index |
| && (now - last_nd) < 10.0) |
| { |
| continue; |
| } |
| nd_prev = nd_events[i]; |
| last_nd = now; |
| vpe_client_registration_t *reg; |
| /* *INDENT-OFF* */ |
| pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations, |
| ({ |
| vl_api_registration_t *vl_reg; |
| vl_reg = vl_api_client_index_to_registration (reg->client_index); |
| if (vl_reg && vl_api_can_send_msg (vl_reg)) |
| { |
| vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event); |
| clib_memset (event, 0, sizeof *event); |
| event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT); |
| event->client_index = reg->client_index; |
| event->pid = reg->client_pid; |
| event->mac_ip = 1; |
| ip6_address_encode(&nd_events[i].ip6, event->ip); |
| event->sw_if_index = htonl(nd_events[i].sw_if_index); |
| mac_address_encode(&nd_events[i].mac, event->mac); |
| vl_api_send_msg (vl_reg, (u8 *) event); |
| } |
| })); |
| /* *INDENT-ON* */ |
| } |
| } |
| else if (event_type == RA_REPORT) |
| { |
| ra_report_t *ra_events = event_data; |
| for (i = 0; i < vec_len (ra_events); i++) |
| { |
| ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main; |
| call_ip6_neighbor_callbacks (&ra_events[i], |
| npm->ra_report_functions); |
| |
| vpe_client_registration_t *reg; |
| /* *INDENT-OFF* */ |
| pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations, |
| ({ |
| vl_api_registration_t *vl_reg; |
| vl_reg = |
| vl_api_client_index_to_registration (reg->client_index); |
| if (vl_reg && vl_api_can_send_msg (vl_reg)) |
| { |
| u32 event_size = |
| sizeof (vl_api_ip6_ra_event_t) + |
| vec_len (ra_events[i].prefixes) * |
| sizeof (vl_api_ip6_ra_prefix_info_t); |
| vl_api_ip6_ra_event_t *event = |
| vl_msg_api_alloc (event_size); |
| clib_memset (event, 0, event_size); |
| event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT); |
| event->client_index = reg->client_index; |
| event->pid = reg->client_pid; |
| |
| event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index); |
| |
| ip6_address_encode (&ra_events[i].router_address, |
| event->router_addr); |
| |
| event->current_hop_limit = ra_events[i].current_hop_limit; |
| event->flags = ra_events[i].flags; |
| event->router_lifetime_in_sec = |
| clib_host_to_net_u16 (ra_events |
| [i].router_lifetime_in_sec); |
| event->neighbor_reachable_time_in_msec = |
| clib_host_to_net_u32 (ra_events |
| [i].neighbor_reachable_time_in_msec); |
| event->time_in_msec_between_retransmitted_neighbor_solicitations |
| = |
| clib_host_to_net_u32 (ra_events |
| [i].time_in_msec_between_retransmitted_neighbor_solicitations); |
| |
| event->n_prefixes = |
| clib_host_to_net_u32 (vec_len (ra_events[i].prefixes)); |
| vl_api_ip6_ra_prefix_info_t *prefix = |
| (typeof (prefix)) event->prefixes; |
| u32 j; |
| for (j = 0; j < vec_len (ra_events[i].prefixes); j++) |
| { |
| ra_report_prefix_info_t *info = |
| &ra_events[i].prefixes[j]; |
| ip_prefix_encode(&info->prefix, &prefix->prefix); |
| prefix->flags = info->flags; |
| prefix->valid_time = |
| clib_host_to_net_u32 (info->valid_time); |
| prefix->preferred_time = |
| clib_host_to_net_u32 (info->preferred_time); |
| prefix++; |
| } |
| |
| vl_api_send_msg (vl_reg, (u8 *) event); |
| } |
| })); |
| /* *INDENT-ON* */ |
| vec_free (ra_events[i].prefixes); |
| } |
| } |
| vlib_process_put_event_data (vm, event_data); |
| } |
| |
| return 0; |
| } |
| |
| /* *INDENT-OFF* */ |
| VLIB_REGISTER_NODE (wc_arp_process_node,static) = { |
| .function = wc_arp_process, |
| .type = VLIB_NODE_TYPE_PROCESS, |
| .name = "wildcard-ip4-arp-publisher-process", |
| }; |
| /* *INDENT-ON* */ |
| |
| static int |
| arp_change_data_callback (u32 pool_index, |
| const mac_address_t * mac, |
| u32 sw_if_index, const ip4_address_t * address) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_ip4_arp_event_t *event; |
| |
| if (pool_is_free_index (am->arp_events, pool_index)) |
| return 1; |
| |
| event = pool_elt_at_index (am->arp_events, pool_index); |
| if (ethernet_mac_address_equal (event->mac, mac->bytes) && |
| sw_if_index == ntohl (event->sw_if_index)) |
| { |
| return 1; |
| } |
| |
| mac_address_encode (mac, event->mac); |
| event->sw_if_index = htonl (sw_if_index); |
| return 0; |
| } |
| |
| static void |
| vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vnet_main_t *vnm = vnet_get_main (); |
| vl_api_want_ip4_arp_events_reply_t *rmp; |
| ip4_address_t ip; |
| int rv = 0; |
| |
| ip4_address_decode (mp->ip, &ip); |
| |
| if (ip.as_u32 == 0) |
| { |
| uword *p = |
| hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index); |
| vpe_client_registration_t *rp; |
| if (p) |
| { |
| if (mp->enable_disable) |
| { |
| clib_warning ("pid %d: already enabled...", mp->pid); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| else |
| { |
| rp = |
| pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]); |
| pool_put (am->wc_ip4_arp_events_registrations, rp); |
| hash_unset (am->wc_ip4_arp_events_registration_hash, |
| mp->client_index); |
| if (pool_elts (am->wc_ip4_arp_events_registrations) == 0) |
| wc_arp_set_publisher_node (~0, REPORT_MAX); |
| goto reply; |
| } |
| } |
| if (mp->enable_disable == 0) |
| { |
| clib_warning ("pid %d: already disabled...", mp->pid); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| pool_get (am->wc_ip4_arp_events_registrations, rp); |
| rp->client_index = mp->client_index; |
| rp->client_pid = mp->pid; |
| hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index, |
| rp - am->wc_ip4_arp_events_registrations); |
| wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT); |
| goto reply; |
| } |
| |
| if (mp->enable_disable) |
| { |
| vl_api_ip4_arp_event_t *event; |
| pool_get (am->arp_events, event); |
| rv = vnet_add_del_ip4_arp_change_event |
| (vnm, arp_change_data_callback, |
| mp->pid, mp->ip /* addr, in net byte order */ , |
| ip_resolver_process_node.index, |
| IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ ); |
| |
| if (rv) |
| { |
| pool_put (am->arp_events, event); |
| goto reply; |
| } |
| clib_memset (event, 0, sizeof (*event)); |
| |
| /* Python API expects events to have no context */ |
| event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT); |
| event->client_index = mp->client_index; |
| memcpy (event->ip, mp->ip, 4); |
| event->pid = mp->pid; |
| if (ip.as_u32 == 0) |
| event->mac_ip = 1; |
| } |
| else |
| { |
| rv = vnet_add_del_ip4_arp_change_event |
| (vnm, arp_change_delete_callback, |
| mp->pid, mp->ip /* addr, in net byte order */ , |
| ip_resolver_process_node.index, |
| IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ ); |
| } |
| reply: |
| REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY); |
| } |
| |
| static clib_error_t * |
| want_ip4_arp_events_reaper (u32 client_index) |
| { |
| vpe_client_registration_t *rp; |
| vl_api_ip4_arp_event_t *event; |
| u32 *to_delete, *event_id; |
| vpe_api_main_t *am; |
| vnet_main_t *vnm; |
| uword *p; |
| |
| am = &vpe_api_main; |
| vnm = vnet_get_main (); |
| to_delete = NULL; |
| |
| /* clear out all of its pending resolutions */ |
| /* *INDENT-OFF* */ |
| pool_foreach(event, am->arp_events, |
| ({ |
| if (event->client_index == client_index) |
| { |
| vec_add1(to_delete, event - am->arp_events); |
| } |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_foreach (event_id, to_delete) |
| { |
| event = pool_elt_at_index (am->arp_events, *event_id); |
| vnet_add_del_ip4_arp_change_event |
| (vnm, arp_change_delete_callback, |
| event->pid, event->ip, |
| ip_resolver_process_node.index, IP4_ARP_EVENT, |
| ~0 /* pool index, notused */ , 0 /* is_add */ ); |
| } |
| vec_free (to_delete); |
| |
| /* remove from the registration hash */ |
| p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index); |
| |
| if (p) |
| { |
| rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]); |
| pool_put (am->wc_ip4_arp_events_registrations, rp); |
| hash_unset (am->wc_ip4_arp_events_registration_hash, client_index); |
| if (pool_elts (am->wc_ip4_arp_events_registrations) == 0) |
| wc_arp_set_publisher_node (~0, REPORT_MAX); |
| } |
| return (NULL); |
| } |
| |
| VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper); |
| |
| static void |
| vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vnet_main_t *vnm = vnet_get_main (); |
| vl_api_want_ip6_nd_events_reply_t *rmp; |
| ip6_address_t ip6; |
| int rv = 0; |
| |
| ip6_address_decode (mp->ip, &ip6); |
| |
| if (ip6_address_is_zero (&ip6)) |
| { |
| uword *p = |
| hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index); |
| vpe_client_registration_t *rp; |
| if (p) |
| { |
| if (mp->enable_disable) |
| { |
| clib_warning ("pid %d: already enabled...", mp->pid); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| else |
| { |
| rp = |
| pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]); |
| pool_put (am->wc_ip6_nd_events_registrations, rp); |
| hash_unset (am->wc_ip6_nd_events_registration_hash, |
| mp->client_index); |
| if (pool_elts (am->wc_ip6_nd_events_registrations) == 0) |
| wc_nd_set_publisher_node (~0, REPORT_MAX); |
| goto reply; |
| } |
| } |
| if (mp->enable_disable == 0) |
| { |
| clib_warning ("pid %d: already disabled...", mp->pid); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| pool_get (am->wc_ip6_nd_events_registrations, rp); |
| rp->client_index = mp->client_index; |
| rp->client_pid = mp->pid; |
| hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index, |
| rp - am->wc_ip6_nd_events_registrations); |
| wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT); |
| goto reply; |
| } |
| |
| if (mp->enable_disable) |
| { |
| vl_api_ip6_nd_event_t *event; |
| pool_get (am->nd_events, event); |
| |
| rv = vnet_add_del_ip6_nd_change_event |
| (vnm, nd_change_data_callback, |
| mp->pid, &ip6, |
| ip_resolver_process_node.index, |
| IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ ); |
| |
| if (rv) |
| { |
| pool_put (am->nd_events, event); |
| goto reply; |
| } |
| clib_memset (event, 0, sizeof (*event)); |
| |
| event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT); |
| event->client_index = mp->client_index; |
| ip6_address_encode (&ip6, event->ip); |
| event->pid = mp->pid; |
| } |
| else |
| { |
| rv = vnet_add_del_ip6_nd_change_event |
| (vnm, nd_change_delete_callback, |
| mp->pid, &ip6 /* addr, in net byte order */ , |
| ip_resolver_process_node.index, |
| IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ ); |
| } |
| reply: |
| REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY); |
| } |
| |
| static clib_error_t * |
| want_ip6_nd_events_reaper (u32 client_index) |
| { |
| |
| vpe_client_registration_t *rp; |
| vl_api_ip6_nd_event_t *event; |
| u32 *to_delete, *event_id; |
| vpe_api_main_t *am; |
| vnet_main_t *vnm; |
| uword *p; |
| |
| am = &vpe_api_main; |
| vnm = vnet_get_main (); |
| to_delete = NULL; |
| |
| /* clear out all of its pending resolutions */ |
| /* *INDENT-OFF* */ |
| pool_foreach(event, am->nd_events, |
| ({ |
| if (event->client_index == client_index) |
| { |
| vec_add1(to_delete, event - am->nd_events); |
| } |
| })); |
| /* *INDENT-ON* */ |
| |
| vec_foreach (event_id, to_delete) |
| { |
| event = pool_elt_at_index (am->nd_events, *event_id); |
| vnet_add_del_ip6_nd_change_event |
| (vnm, nd_change_delete_callback, |
| event->pid, event->ip, |
| ip_resolver_process_node.index, IP6_ND_EVENT, |
| ~0 /* pool index, notused */ , 0 /* is_add */ ); |
| } |
| vec_free (to_delete); |
| |
| /* remove from the registration hash */ |
| p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index); |
| |
| if (p) |
| { |
| rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]); |
| pool_put (am->wc_ip6_nd_events_registrations, rp); |
| hash_unset (am->wc_ip6_nd_events_registration_hash, client_index); |
| if (pool_elts (am->wc_ip6_nd_events_registrations) == 0) |
| wc_nd_set_publisher_node (~0, REPORT_MAX); |
| } |
| return (NULL); |
| } |
| |
| VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper); |
| |
| static void |
| vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vl_api_want_ip6_ra_events_reply_t *rmp; |
| int rv = 0; |
| |
| uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index); |
| vpe_client_registration_t *rp; |
| if (p) |
| { |
| if (mp->enable_disable) |
| { |
| clib_warning ("pid %d: already enabled...", ntohl (mp->pid)); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| else |
| { |
| rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]); |
| pool_put (am->ip6_ra_events_registrations, rp); |
| hash_unset (am->ip6_ra_events_registration_hash, mp->client_index); |
| goto reply; |
| } |
| } |
| if (mp->enable_disable == 0) |
| { |
| clib_warning ("pid %d: already disabled...", ntohl (mp->pid)); |
| rv = VNET_API_ERROR_INVALID_REGISTRATION; |
| goto reply; |
| } |
| pool_get (am->ip6_ra_events_registrations, rp); |
| rp->client_index = mp->client_index; |
| rp->client_pid = ntohl (mp->pid); |
| hash_set (am->ip6_ra_events_registration_hash, rp->client_index, |
| rp - am->ip6_ra_events_registrations); |
| |
| reply: |
| REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY); |
| } |
| |
| static clib_error_t * |
| want_ip6_ra_events_reaper (u32 client_index) |
| { |
| vpe_api_main_t *am = &vpe_api_main; |
| vpe_client_registration_t *rp; |
| uword *p; |
| |
| p = hash_get (am->ip6_ra_events_registration_hash, client_index); |
| |
| if (p) |
| { |
| rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]); |
| pool_put (am->ip6_ra_events_registrations, rp); |
| hash_unset (am->ip6_ra_events_registration_hash, client_index); |
| } |
| return (NULL); |
| } |
| |
| VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper); |
| |
| static void |
| vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp) |
| { |
| vl_api_proxy_arp_add_del_reply_t *rmp; |
| ip4_address_t lo, hi; |
| u32 fib_index; |
| int rv; |
| |
| stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ ); |
| |
| fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->proxy.table_id)); |
| |
| if (~0 == fib_index) |
| { |
| rv = VNET_API_ERROR_NO_SUCH_FIB; |
| goto out; |
| } |
| |
| ip4_address_decode (mp->proxy.low, &lo); |
| ip4_address_decode (mp->proxy.hi, &hi); |
| |
| rv = vnet_proxy_arp_add_del (&lo, &hi, fib_index, mp->is_add == 0); |
| |
| out: |
| stats_dsunlock (); |
| REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY); |
| } |
| |
| typedef struct proxy_arp_walk_ctx_t_ |
| { |
| vl_api_registration_t *reg; |
| u32 context; |
| } proxy_arp_walk_ctx_t; |
| |
| static walk_rc_t |
| send_proxy_arp_details (const ip4_address_t * lo_addr, |
| const ip4_address_t * hi_addr, |
| u32 fib_index, void *data) |
| { |
| vl_api_proxy_arp_details_t *mp; |
| proxy_arp_walk_ctx_t *ctx; |
| |
| ctx = data; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS); |
| mp->context = ctx->context; |
| mp->proxy.table_id = htonl (fib_index); |
| |
| ip4_address_encode (lo_addr, mp->proxy.low); |
| ip4_address_encode (hi_addr, mp->proxy.hi); |
| |
| vl_api_send_msg (ctx->reg, (u8 *) mp); |
| |
| return (WALK_CONTINUE); |
| } |
| |
| static void |
| vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| proxy_arp_walk_ctx_t wctx = { |
| .reg = reg, |
| .context = mp->context, |
| }; |
| |
| proxy_arp_walk (send_proxy_arp_details, &wctx); |
| } |
| |
| static walk_rc_t |
| send_proxy_arp_intfc_details (vnet_main_t * vnm, |
| vnet_sw_interface_t * si, void *data) |
| { |
| vl_api_proxy_arp_intfc_details_t *mp; |
| proxy_arp_walk_ctx_t *ctx; |
| |
| if (!(si->flags & VNET_SW_INTERFACE_FLAG_PROXY_ARP)) |
| return (WALK_CONTINUE); |
| |
| ctx = data; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS); |
| mp->context = ctx->context; |
| mp->sw_if_index = htonl (si->sw_if_index); |
| |
| vl_api_send_msg (ctx->reg, (u8 *) mp); |
| |
| return (WALK_CONTINUE); |
| } |
| |
| static void |
| vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| proxy_arp_walk_ctx_t wctx = { |
| .reg = reg, |
| .context = mp->context, |
| }; |
| |
| vnet_sw_interface_walk (vnet_get_main (), |
| send_proxy_arp_intfc_details, &wctx); |
| } |
| |
| static void |
| vl_api_proxy_arp_intfc_enable_disable_t_handler |
| (vl_api_proxy_arp_intfc_enable_disable_t * mp) |
| { |
| int rv = 0; |
| vnet_main_t *vnm = vnet_get_main (); |
| vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| vnet_sw_interface_t *si = |
| vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index)); |
| |
| ASSERT (si); |
| |
| if (mp->enable_disable) |
| si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP; |
| else |
| si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP; |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); |
| } |
| |
| static void |
| vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp) |
| { |
| int rv = 0; |
| vlib_main_t *vm = vlib_get_main (); |
| vl_api_ip_probe_neighbor_reply_t *rmp; |
| clib_error_t *error; |
| ip46_address_t dst; |
| ip46_type_t itype; |
| |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| u32 sw_if_index = ntohl (mp->sw_if_index); |
| itype = ip_address_decode (&mp->dst, &dst); |
| |
| if (IP46_TYPE_IP6 == itype) |
| error = ip6_probe_neighbor (vm, &dst.ip6, sw_if_index, 0); |
| else |
| error = ip4_probe_neighbor (vm, &dst.ip4, sw_if_index, 0); |
| |
| if (error) |
| { |
| clib_error_report (error); |
| rv = clib_error_get_code (error); |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| |
| REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); |
| } |
| |
| static void |
| vl_api_ip_scan_neighbor_enable_disable_t_handler |
| (vl_api_ip_scan_neighbor_enable_disable_t * mp) |
| { |
| int rv = 0; |
| vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp; |
| ip_neighbor_scan_arg_t arg; |
| |
| arg.mode = mp->mode; |
| arg.scan_interval = mp->scan_interval; |
| arg.max_proc_time = mp->max_proc_time; |
| arg.max_update = mp->max_update; |
| arg.scan_int_delay = mp->scan_int_delay; |
| arg.stale_threshold = mp->stale_threshold; |
| ip_neighbor_scan_enable_disable (&arg); |
| |
| REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY); |
| } |
| |
| static int |
| ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp) |
| { |
| vnet_main_t *vnm = vnet_get_main (); |
| vnet_interface_main_t *im = &vnm->interface_main; |
| ip4_main_t *im4 = &ip4_main; |
| static u32 *sw_if_indices_to_shut; |
| fib_table_t *fib_table; |
| ip4_fib_t *fib; |
| u32 sw_if_index; |
| int i; |
| int rv = VNET_API_ERROR_NO_SUCH_FIB; |
| u32 target_fib_id = ntohl (mp->vrf_id); |
| |
| stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ ); |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (fib_table, im4->fibs, |
| ({ |
| vnet_sw_interface_t * si; |
| |
| fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index); |
| |
| if (fib->table_id != target_fib_id) |
| continue; |
| |
| /* remove any mpls encap/decap labels */ |
| mpls_fib_reset_labels (fib->table_id); |
| |
| /* remove any proxy arps in this fib */ |
| vnet_proxy_arp_fib_reset (fib->table_id); |
| |
| /* Set the flow hash for this fib to the default */ |
| vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT); |
| |
| vec_reset_length (sw_if_indices_to_shut); |
| |
| /* Shut down interfaces in this FIB / clean out intfc routes */ |
| pool_foreach (si, im->sw_interfaces, |
| ({ |
| u32 sw_if_index = si->sw_if_index; |
| |
| if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index) |
| && (im4->fib_index_by_sw_if_index[si->sw_if_index] == |
| fib->index)) |
| vec_add1 (sw_if_indices_to_shut, si->sw_if_index); |
| })); |
| |
| for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) { |
| sw_if_index = sw_if_indices_to_shut[i]; |
| |
| u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index); |
| flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP); |
| vnet_sw_interface_set_flags (vnm, sw_if_index, flags); |
| } |
| |
| fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API); |
| |
| rv = 0; |
| break; |
| })); /* pool_foreach (fib) */ |
| /* *INDENT-ON* */ |
| |
| stats_dsunlock (); |
| return rv; |
| } |
| |
| static int |
| ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp) |
| { |
| vnet_main_t *vnm = vnet_get_main (); |
| vnet_interface_main_t *im = &vnm->interface_main; |
| ip6_main_t *im6 = &ip6_main; |
| static u32 *sw_if_indices_to_shut; |
| fib_table_t *fib_table; |
| ip6_fib_t *fib; |
| u32 sw_if_index; |
| int i; |
| int rv = VNET_API_ERROR_NO_SUCH_FIB; |
| u32 target_fib_id = ntohl (mp->vrf_id); |
| |
| stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ ); |
| |
| /* *INDENT-OFF* */ |
| pool_foreach (fib_table, im6->fibs, |
| ({ |
| vnet_sw_interface_t * si; |
| |
| fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index); |
| |
| if (fib->table_id != target_fib_id) |
| continue; |
| |
| vec_reset_length (sw_if_indices_to_shut); |
| |
| /* Set the flow hash for this fib to the default */ |
| vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT); |
| |
| /* Shut down interfaces in this FIB / clean out intfc routes */ |
| pool_foreach (si, im->sw_interfaces, |
| ({ |
| if (im6->fib_index_by_sw_if_index[si->sw_if_index] == |
| fib->index) |
| vec_add1 (sw_if_indices_to_shut, si->sw_if_index); |
| })); |
| |
| for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) { |
| sw_if_index = sw_if_indices_to_shut[i]; |
| |
| u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index); |
| flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP); |
| vnet_sw_interface_set_flags (vnm, sw_if_index, flags); |
| } |
| |
| fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API); |
| |
| rv = 0; |
| break; |
| })); /* pool_foreach (fib) */ |
| /* *INDENT-ON* */ |
| |
| stats_dsunlock (); |
| return rv; |
| } |
| |
| static void |
| vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp) |
| { |
| int rv; |
| vl_api_reset_fib_reply_t *rmp; |
| |
| if (mp->is_ipv6) |
| rv = ip6_reset_fib_t_handler (mp); |
| else |
| rv = ip4_reset_fib_t_handler (mp); |
| |
| REPLY_MACRO (VL_API_RESET_FIB_REPLY); |
| } |
| |
| static void |
| vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp) |
| { |
| int rv; |
| vl_api_set_arp_neighbor_limit_reply_t *rmp; |
| vnet_main_t *vnm = vnet_get_main (); |
| clib_error_t *error; |
| |
| vnm->api_errno = 0; |
| |
| if (mp->is_ipv6) |
| error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit)); |
| else |
| error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit)); |
| |
| if (error) |
| { |
| clib_error_report (error); |
| rv = VNET_API_ERROR_UNSPECIFIED; |
| } |
| else |
| { |
| rv = vnm->api_errno; |
| } |
| |
| REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY); |
| } |
| |
| void |
| vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp) |
| { |
| vl_api_ip_reassembly_set_reply_t *rmp; |
| int rv = 0; |
| if (mp->is_ip6) |
| { |
| rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms), |
| clib_net_to_host_u32 (mp->max_reassemblies), |
| clib_net_to_host_u32 (mp->expire_walk_interval_ms)); |
| } |
| else |
| { |
| rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms), |
| clib_net_to_host_u32 (mp->max_reassemblies), |
| clib_net_to_host_u32 (mp->expire_walk_interval_ms)); |
| } |
| |
| REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY); |
| } |
| |
| void |
| vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp) |
| { |
| unix_shared_memory_queue_t *q; |
| |
| q = vl_api_client_index_to_input_queue (mp->client_index); |
| |
| if (q == 0) |
| return; |
| |
| vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp)); |
| clib_memset (rmp, 0, sizeof (*rmp)); |
| rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY); |
| rmp->context = mp->context; |
| rmp->retval = 0; |
| if (mp->is_ip6) |
| { |
| rmp->is_ip6 = 1; |
| ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies, |
| &rmp->expire_walk_interval_ms); |
| } |
| else |
| { |
| rmp->is_ip6 = 0; |
| ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies, |
| &rmp->expire_walk_interval_ms); |
| } |
| rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms); |
| rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies); |
| rmp->expire_walk_interval_ms = |
| clib_host_to_net_u32 (rmp->expire_walk_interval_ms); |
| vl_msg_api_send_shmem (q, (u8 *) & rmp); |
| } |
| |
| void |
| vl_api_ip_reassembly_enable_disable_t_handler |
| (vl_api_ip_reassembly_enable_disable_t * mp) |
| { |
| vl_api_ip_reassembly_enable_disable_reply_t *rmp; |
| int rv = 0; |
| rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index), |
| mp->enable_ip4); |
| if (0 == rv) |
| { |
| rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index), |
| mp->enable_ip6); |
| } |
| |
| REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY); |
| } |
| |
| void |
| send_ip_punt_redirect_details (vl_api_registration_t * reg, |
| u32 context, u32 sw_if_index, |
| ip_punt_redirect_rx_t * pr, u8 is_ipv6) |
| { |
| vl_api_ip_punt_redirect_details_t *mp; |
| |
| mp = vl_msg_api_alloc (sizeof (*mp)); |
| if (!mp) |
| return; |
| |
| clib_memset (mp, 0, sizeof (*mp)); |
| mp->_vl_msg_id = ntohs (VL_API_IP_PUNT_REDIRECT_DETAILS); |
| mp->context = context; |
| mp->punt.rx_sw_if_index = htonl (sw_if_index); |
| mp->punt.tx_sw_if_index = htonl (pr->tx_sw_if_index); |
| if (is_ipv6) |
| { |
| ip_address_encode (&pr->nh, IP46_TYPE_IP6, &mp->punt.nh); |
| } |
| else |
| { |
| ip_address_encode (&pr->nh, IP46_TYPE_IP4, &mp->punt.nh); |
| } |
| |
| vl_api_send_msg (reg, (u8 *) mp); |
| } |
| |
| static void |
| vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp) |
| { |
| vl_api_registration_t *reg; |
| u32 sw_if_index; |
| int rv __attribute__ ((unused)) = 0; |
| |
| sw_if_index = ntohl (mp->sw_if_index); |
| reg = vl_api_client_index_to_registration (mp->client_index); |
| if (!reg) |
| return; |
| |
| if (~0 != sw_if_index) |
| VALIDATE_SW_IF_INDEX (mp); |
| |
| ip_punt_redirect_detail_t *pr, *prs; |
| if (mp->is_ipv6) |
| { |
| prs = ip6_punt_redirect_entries (sw_if_index); |
| /* *INDENT-OFF* */ |
| vec_foreach (pr, prs) |
| { |
| send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 1); |
| } |
| /* *INDENT-ON* */ |
| vec_free (prs); |
| } |
| else |
| { |
| prs = ip4_punt_redirect_entries (sw_if_index); |
| /* *INDENT-OFF* */ |
| vec_foreach (pr, prs) |
| { |
| send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 0); |
| } |
| /* *INDENT-ON* */ |
| vec_free (prs); |
| } |
| |
| BAD_SW_IF_INDEX_LABEL; |
| } |
| |
| #define vl_msg_name_crc_list |
| #include <vnet/ip/ip.api.h> |
| #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_ip; |
| #undef _ |
| } |
| |
| static clib_error_t * |
| ip_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_ip_api_msg; |
| #undef _ |
| |
| /* |
| * Mark the route add/del API as MP safe |
| */ |
| am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE] = 1; |
| am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE_REPLY] = 1; |
| |
| /* |
| * Set up the (msg_name, crc, message-id) table |
| */ |
| setup_message_id_table (am); |
| |
| ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT); |
| |
| return 0; |
| } |
| |
| VLIB_API_INIT_FUNCTION (ip_api_hookup); |
| |
| /* |
| * fd.io coding-style-patch-verification: ON |
| * |
| * Local Variables: |
| * eval: (c-set-style "gnu") |
| * End: |
| */ |