X-Git-Url: https://gerrit.fd.io/r/gitweb?p=vpp.git;a=blobdiff_plain;f=src%2Fvnet%2Fip%2Fip_api.c;h=4355d11e792ac0661c115ca2e37239dcfb460fbb;hp=1cc712eb3e7f9e331665aee8236fb9537807bcd5;hb=75b9f45;hpb=466f0d46d242aea1a598f5a9922528aa38d1653b diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c index 1cc712eb3e7..4355d11e792 100644 --- a/src/vnet/ip/ip_api.c +++ b/src/vnet/ip/ip_api.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -33,9 +34,18 @@ #include #include #include -//#include +#include #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include @@ -55,35 +65,65 @@ #include + #define foreach_ip_api_msg \ _(IP_FIB_DUMP, ip_fib_dump) \ -_(IP_FIB_DETAILS, ip_fib_details) \ _(IP6_FIB_DUMP, ip6_fib_dump) \ -_(IP6_FIB_DETAILS, ip6_fib_details) \ +_(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_NEIGHBOR_DETAILS, ip_neighbor_details) \ +_(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 ) \ _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \ - sw_interface_ip6_set_link_local_address) + sw_interface_ip6_set_link_local_address) \ +_(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_REASSEMBLY_SET, ip_reassembly_set) \ +_(IP_REASSEMBLY_GET, ip_reassembly_get) \ +_(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable) extern void stats_dslock_with_hint (int hint, int tag); extern void stats_dsunlock (void); static void -send_ip_neighbor_details (u8 is_ipv6, +send_ip_neighbor_details (u32 sw_if_index, + u8 is_ipv6, u8 is_static, u8 * mac_address, - u8 * ip_address, - unix_shared_memory_queue_t * q, u32 context) + u8 * ip_address, vl_api_registration_t * reg, + u32 context) { vl_api_ip_neighbor_details_t *mp; @@ -91,27 +131,22 @@ send_ip_neighbor_details (u8 is_ipv6, memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS); mp->context = context; + mp->sw_if_index = htonl (sw_if_index); mp->is_ipv6 = is_ipv6; mp->is_static = is_static; memcpy (mp->mac_address, mac_address, 6); memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4); - vl_msg_api_send_shmem (q, (u8 *) & mp); -} - -static void -vl_api_ip_neighbor_details_t_handler (vl_api_ip_neighbor_details_t * mp) -{ - clib_warning ("BUG"); + vl_api_send_msg (reg, (u8 *) mp); } static void vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; u32 sw_if_index = ntohl (mp->sw_if_index); @@ -125,10 +160,11 @@ vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp) vec_foreach (n, ns) { send_ip_neighbor_details - (mp->is_ipv6, ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0), + (n->key.sw_if_index, mp->is_ipv6, + ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0), (u8 *) n->link_layer_address, (u8 *) & (n->key.ip6_address.as_u8), - q, mp->context); + reg, mp->context); } /* *INDENT-ON* */ vec_free (ns); @@ -141,66 +177,22 @@ vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp) /* *INDENT-OFF* */ vec_foreach (n, ns) { - send_ip_neighbor_details (mp->is_ipv6, + send_ip_neighbor_details (n->sw_if_index, mp->is_ipv6, ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0), (u8*) n->ethernet_address, (u8*) & (n->ip4_address.as_u8), - q, mp->context); + reg, mp->context); } /* *INDENT-ON* */ vec_free (ns); } } - -void -copy_fib_next_hop (fib_route_path_encode_t * api_rpath, void *fp_arg) -{ - int is_ip4; - vl_api_fib_path_t *fp = (vl_api_fib_path_t *) fp_arg; - - if (api_rpath->rpath.frp_proto == FIB_PROTOCOL_IP4) - fp->afi = IP46_TYPE_IP4; - else if (api_rpath->rpath.frp_proto == FIB_PROTOCOL_IP6) - fp->afi = IP46_TYPE_IP6; - else - { - is_ip4 = ip46_address_is_ip4 (&api_rpath->rpath.frp_addr); - if (is_ip4) - fp->afi = IP46_TYPE_IP4; - else - fp->afi = IP46_TYPE_IP6; - } - if (fp->afi == IP46_TYPE_IP4) - memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip4, - sizeof (api_rpath->rpath.frp_addr.ip4)); - else - memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip6, - sizeof (api_rpath->rpath.frp_addr.ip6)); -} - -static void -vl_api_ip_fib_details_t_handler (vl_api_ip_fib_details_t * mp) -{ - clib_warning ("BUG"); -} - -static void -vl_api_ip_fib_details_t_endian (vl_api_ip_fib_details_t * mp) -{ - clib_warning ("BUG"); -} - -static void -vl_api_ip_fib_details_t_print (vl_api_ip_fib_details_t * mp) -{ - clib_warning ("BUG"); -} - static void send_ip_fib_details (vpe_api_main_t * am, - unix_shared_memory_queue_t * q, - u32 table_id, fib_prefix_t * pfx, + 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; @@ -216,122 +208,90 @@ send_ip_fib_details (vpe_api_main_t * am, mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS); mp->context = context; - mp->table_id = htonl (table_id); + 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) { - memset (fp, 0, sizeof (*fp)); - switch (api_rpath->dpo.dpoi_type) - { - case DPO_RECEIVE: - fp->is_local = true; - break; - case DPO_DROP: - fp->is_drop = true; - break; - case DPO_IP_NULL: - switch (api_rpath->dpo.dpoi_index) - { - case IP_NULL_ACTION_NONE: - fp->is_drop = true; - break; - case IP_NULL_ACTION_SEND_ICMP_UNREACH: - fp->is_unreach = true; - break; - case IP_NULL_ACTION_SEND_ICMP_PROHIBIT: - fp->is_prohibit = true; - break; - default: - break; - } - break; - default: - break; - } - fp->weight = htonl (api_rpath->rpath.frp_weight); - fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index); - copy_fib_next_hop (api_rpath, fp); + fib_api_path_encode (api_rpath, fp); fp++; } - vl_msg_api_send_shmem (q, (u8 *) & mp); + 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; - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; ip4_main_t *im = &ip4_main; fib_table_t *fib_table; - fib_node_index_t lfei, *lfeip, *lfeis = NULL; - mpls_label_t key; - fib_prefix_t pfx; + fib_node_index_t *lfeip; + const fib_prefix_t *pfx; u32 fib_index; fib_route_path_encode_t *api_rpaths; - int i; + vl_api_ip_fib_dump_walk_ctx_t ctx = { + .feis = NULL, + }; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; /* *INDENT-OFF* */ pool_foreach (fib_table, im->fibs, ({ - for (i = 0; i < ARRAY_LEN (fib_table->v4.fib_entry_by_dst_address); i++) - { - hash_foreach(key, lfei, fib_table->v4.fib_entry_by_dst_address[i], - ({ - vec_add1(lfeis, lfei); - })); - } + fib_table_walk(fib_table->ft_index, + FIB_PROTOCOL_IP4, + vl_api_ip_fib_dump_walk, + &ctx); })); /* *INDENT-ON* */ - vec_sort_with_function (lfeis, fib_entry_cmp_for_sort); + vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort); - vec_foreach (lfeip, lfeis) + vec_foreach (lfeip, ctx.feis) { - fib_entry_get_prefix (*lfeip, &pfx); + pfx = fib_entry_get_prefix (*lfeip); fib_index = fib_entry_get_fib_index (*lfeip); - fib_table = fib_table_get (fib_index, pfx.fp_proto); + fib_table = fib_table_get (fib_index, pfx->fp_proto); api_rpaths = NULL; fib_entry_encode (*lfeip, &api_rpaths); - send_ip_fib_details (am, q, - fib_table->ft_table_id, &pfx, api_rpaths, - mp->context); + send_ip_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context); vec_free (api_rpaths); } - vec_free (lfeis); -} - -static void -vl_api_ip6_fib_details_t_handler (vl_api_ip6_fib_details_t * mp) -{ - clib_warning ("BUG"); -} - -static void -vl_api_ip6_fib_details_t_endian (vl_api_ip6_fib_details_t * mp) -{ - clib_warning ("BUG"); -} - -static void -vl_api_ip6_fib_details_t_print (vl_api_ip6_fib_details_t * mp) -{ - clib_warning ("BUG"); + vec_free (ctx.feis); } static void send_ip6_fib_details (vpe_api_main_t * am, - unix_shared_memory_queue_t * q, - u32 table_id, fib_prefix_t * pfx, + 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; @@ -347,49 +307,23 @@ send_ip6_fib_details (vpe_api_main_t * am, mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS); mp->context = context; - mp->table_id = htonl (table_id); + 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) { - memset (fp, 0, sizeof (*fp)); - switch (api_rpath->dpo.dpoi_type) - { - case DPO_RECEIVE: - fp->is_local = true; - break; - case DPO_DROP: - fp->is_drop = true; - break; - case DPO_IP_NULL: - switch (api_rpath->dpo.dpoi_index) - { - case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_NONE: - fp->is_drop = true; - break; - case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_UNREACH: - fp->is_unreach = true; - break; - case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_PROHIBIT: - fp->is_prohibit = true; - break; - default: - break; - } - break; - default: - break; - } - fp->weight = htonl (api_rpath->rpath.frp_weight); - fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index); - copy_fib_next_hop (api_rpath, fp); + fib_api_path_encode (api_rpath, fp); fp++; } - vl_msg_api_send_shmem (q, (u8 *) & mp); + vl_api_send_msg (reg, (u8 *) mp); } typedef struct apt_ip6_fib_show_ctx_t_ @@ -410,19 +344,19 @@ api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg) } static void -api_ip6_fib_table_get_all (unix_shared_memory_queue_t * q, +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; ip6_main_t *im6 = &ip6_main; - ip6_fib_t *fib = &fib_table->v6; fib_node_index_t *fib_entry_index; api_ip6_fib_show_ctx_t ctx = { - .fib_index = fib->index,.entries = NULL, + .fib_index = fib_table->ft_index, + .entries = NULL, }; fib_route_path_encode_t *api_rpaths; - fib_prefix_t pfx; + const fib_prefix_t *pfx; BV (clib_bihash_foreach_key_value_pair) ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING]. @@ -432,12 +366,10 @@ api_ip6_fib_table_get_all (unix_shared_memory_queue_t * q, vec_foreach (fib_entry_index, ctx.entries) { - fib_entry_get_prefix (*fib_entry_index, &pfx); + pfx = fib_entry_get_prefix (*fib_entry_index); api_rpaths = NULL; fib_entry_encode (*fib_entry_index, &api_rpaths); - send_ip6_fib_details (am, q, - fib_table->ft_table_id, - &pfx, api_rpaths, mp->context); + send_ip6_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context); vec_free (api_rpaths); } @@ -447,212 +379,546 @@ api_ip6_fib_table_get_all (unix_shared_memory_queue_t * q, static void vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; ip6_main_t *im6 = &ip6_main; fib_table_t *fib_table; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; /* *INDENT-OFF* */ pool_foreach (fib_table, im6->fibs, ({ - api_ip6_fib_table_get_all(q, mp, fib_table); + /* 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 -vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp, - vlib_main_t * vm) +send_ip_mfib_details (vl_api_registration_t * reg, + u32 context, u32 table_id, fib_node_index_t mfei) { - vl_api_ip_neighbor_add_del_reply_t *rmp; - vnet_main_t *vnm = vnet_get_main (); - int rv = 0; + fib_route_path_encode_t *api_rpath, *api_rpaths = NULL; + vl_api_ip_mfib_details_t *mp; + mfib_entry_t *mfib_entry; + vl_api_fib_path_t *fp; + mfib_prefix_t pfx; + int path_count; - VALIDATE_SW_IF_INDEX (mp); + mfib_entry = mfib_entry_get (mfei); + mfib_entry_get_prefix (mfei, &pfx); + mfib_entry_encode (mfei, &api_rpaths); - stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ ); + path_count = vec_len (api_rpaths); + mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp)); + if (!mp) + return; + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS); + mp->context = context; - /* - * 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_ipv6) - { - if (mp->is_add) - rv = vnet_set_ip6_ethernet_neighbor - (vm, ntohl (mp->sw_if_index), - (ip6_address_t *) (mp->dst_address), - mp->mac_address, sizeof (mp->mac_address), mp->is_static); - else - rv = vnet_unset_ip6_ethernet_neighbor - (vm, ntohl (mp->sw_if_index), - (ip6_address_t *) (mp->dst_address), - mp->mac_address, sizeof (mp->mac_address)); - } - else - { - ethernet_arp_ip4_over_ethernet_address_t a; + 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)); - clib_memcpy (&a.ethernet, mp->mac_address, 6); - clib_memcpy (&a.ip4, mp->dst_address, 4); + mp->count = htonl (path_count); + fp = mp->path; + vec_foreach (api_rpath, api_rpaths) + { + fib_api_path_encode (api_rpath, fp); + fp++; + } + vec_free (api_rpaths); - if (mp->is_add) - rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), - &a, mp->is_static); - else - rv = - vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a); - } + vl_api_send_msg (reg, (u8 *) mp); +} - BAD_SW_IF_INDEX_LABEL; +typedef struct vl_api_ip_mfib_dump_ctc_t_ +{ + fib_node_index_t *entries; +} vl_api_ip_mfib_dump_ctc_t; - stats_dsunlock (); - REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY); +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); } -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_classify, - u32 classify_table_index, - u8 is_resolve_host, - u8 is_resolve_attached, - u32 fib_index, - const fib_prefix_t * prefix, - u8 next_hop_proto_is_ip4, - const ip46_address_t * next_hop, - u32 next_hop_sw_if_index, - u8 next_hop_fib_index, - u32 next_hop_weight, - mpls_label_t next_hop_via_label, - mpls_label_t * next_hop_out_label_stack) +static void +vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp) { - 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_is_ip4 ? - FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6), - .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_label_stack = next_hop_out_label_stack, + 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, }; - fib_route_path_t *paths = NULL; - if (MPLS_LABEL_INVALID != next_hop_via_label) - { - path.frp_proto = FIB_PROTOCOL_MPLS; - path.frp_local_label = next_hop_via_label; - } - if (is_resolve_host) - path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST; - if (is_resolve_attached) - path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED; + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; - path.frp_flags = path_flags; + /* *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); - if (is_multipath) + vec_foreach (mfeip, ctx.entries) { - stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ ); + send_ip_mfib_details (reg, mp->context, + mfib_table->mft_table_id, + *mfeip); + } + vec_reset_length (ctx.entries); + })); + /* *INDENT-ON* */ - vec_add1 (paths, path); + vec_free (ctx.entries); +} - if (is_add) - fib_table_entry_path_add2 (fib_index, - prefix, - FIB_SOURCE_API, - FIB_ENTRY_FLAG_NONE, paths); - else - fib_table_entry_path_remove2 (fib_index, - prefix, FIB_SOURCE_API, paths); +static void +send_ip6_mfib_details (vpe_api_main_t * am, + vl_api_registration_t * reg, + u32 table_id, + 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_fib_path_t *fp; + int path_count; - vec_free (paths); - stats_dsunlock (); - return 0; - } + path_count = vec_len (api_rpaths); + mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp)); + if (!mp) + return; + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS); + mp->context = context; - stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ ); + 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)); - if (is_drop || is_local || 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; + mp->count = htonl (path_count); + fp = mp->path; + vec_foreach (api_rpath, api_rpaths) + { + fib_api_path_encode (api_rpath, fp); + fp++; + } - dproto = fib_proto_to_dpo (prefix->fp_proto); + vl_api_send_msg (reg, (u8 *) mp); +} - 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; - } +typedef struct vl_api_ip6_mfib_dump_ctc_t_ +{ + fib_node_index_t *entries; +} vl_api_ip6_mfib_dump_ctc_t; - dpo_set (&dpo, DPO_CLASSIFY, dproto, - classify_dpo_create (dproto, - ntohl (classify_table_index))); - } - else - { - stats_dsunlock (); - return VNET_API_ERROR_NO_SUCH_TABLE; - } +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; - 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_add) - { - vec_add1 (paths, path); - fib_table_entry_update (fib_index, - prefix, - FIB_SOURCE_API, FIB_ENTRY_FLAG_NONE, paths); - vec_free (paths); - } - else - { - fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API); - } - } + vec_add1 (ctx->entries, fei); - stats_dsunlock (); + 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; + fib_node_index_t *mfeip; + mfib_prefix_t pfx; + 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) + { + mfib_entry_get_prefix (*mfeip, &pfx); + 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; + + if (mp->is_add) + { + ip46_address_t nh; + + memset (&nh, 0, sizeof (nh)); + + if (mp->is_ip6) + { + memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6)); + + ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index), + ntohl (mp->tx_sw_if_index), &nh); + } + else + { + memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4)); + + ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index), + ntohl (mp->tx_sw_if_index), &nh); + } + } + else + { + if (mp->is_ip6) + { + ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index)); + } + else + { + ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index)); + } + } + + REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY); +} + +static void +vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp, + vlib_main_t * vm) +{ + ip46_address_t ip = ip46_address_initializer; + vl_api_ip_neighbor_add_del_reply_t *rmp; + ip_neighbor_flags_t flags; + u32 stats_index = ~0; + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ ); + + flags = IP_NEIGHBOR_FLAG_NODE; + if (mp->is_static) + flags |= IP_NEIGHBOR_FLAG_STATIC; + if (mp->is_no_adj_fib) + flags |= IP_NEIGHBOR_FLAG_NO_ADJ_FIB; + + if (mp->is_ipv6) + clib_memcpy (&ip.ip6, mp->dst_address, 16); + else + clib_memcpy (&ip.ip4, mp->dst_address, 4); + + if (mp->is_add) + rv = ip_neighbor_add (&ip, mp->is_ipv6, mp->mac_address, + ntohl (mp->sw_if_index), flags, &stats_index); + else + rv = ip_neighbor_del (&ip, mp->is_ipv6, ntohl (mp->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_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 || 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); } @@ -660,629 +926,2338 @@ int add_del_route_check (fib_protocol_t table_proto, u32 table_id, u32 next_hop_sw_if_index, - fib_protocol_t next_hop_table_proto, + dpo_proto_t next_hop_table_proto, u32 next_hop_table_id, - u8 create_missing_tables, - u32 * fib_index, u32 * next_hop_fib_index) + 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; + 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; + 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)); + 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)); + 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)); + 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)); + 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; + int rv = 0; + u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink; + + VALIDATE_SW_IF_INDEX (mp); + + 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), + (ip6_address_t *) mp->address, + mp->address_length, 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)); + 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); + memcpy (mp->address, addr, 16); + + 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; + int rv = 0; + + VALIDATE_SW_IF_INDEX (mp); + + rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index), + (ip6_address_t *) mp->address, 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); +} + +static void + vl_api_sw_interface_ip6_set_link_local_address_t_handler + (vl_api_sw_interface_ip6_set_link_local_address_t * mp) +{ + vlib_main_t *vm = vlib_get_main (); + vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp; + int rv = 0; + clib_error_t *error; + vnet_main_t *vnm = vnet_get_main (); + + vnm->api_errno = 0; + + VALIDATE_SW_IF_INDEX (mp); + + error = set_ip6_link_local_address (vm, + ntohl (mp->sw_if_index), + (ip6_address_t *) mp->address); + 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_SET_LINK_LOCAL_ADDRESS_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; + mfib_prefix_t prefix; + mfib_table_t *mfib; + mfib_itf_t *mfi; + + mp = vl_msg_api_alloc (sizeof (*mp)); + + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS); + mp->context = context; + + mfi = mfib_itf_get (mfs->mfs_itf); + mfib_entry_get_prefix (mfs->mfs_entry, &prefix); + mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry), + prefix.fp_proto); + mp->table_id = ntohl (mfib->mft_table_id); + mp->sw_if_index = ntohl (mfi->mfi_sw_if_index); + + if (FIB_PROTOCOL_IP4 == prefix.fp_proto) + { + mp->grp_address_len = ntohs (prefix.fp_len); + + memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4); + if (prefix.fp_len > 32) + { + memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4); + } + } + else + { + mp->grp_address_len = ntohs (prefix.fp_len); + + ASSERT (0); + } + + if (0 != mfs->mfs_buffer_len) + { + mp->ip_packet_len = ntohs (mfs->mfs_buffer_len); + + memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len); + } + else + { + mp->ip_packet_len = 0; + } + + vl_api_send_msg (reg, (u8 *) mp); +} + +static void +vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp) { - vnet_main_t *vnm = vnet_get_main (); + vl_api_registration_t *reg; - *fib_index = fib_table_find (table_proto, ntohl (table_id)); - if (~0 == *fib_index) + 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; + + memset (&args, 0, sizeof (args)); + ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4); + args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128); + 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))) { - if (create_missing_tables) - { - *fib_index = fib_table_find_or_create_and_lock (table_proto, - ntohl (table_id)); - } - else - { - /* No such VRF, and we weren't asked to create one */ - return VNET_API_ERROR_NO_SUCH_FIB; - } + rv = clib_error_get_code (error); + clib_error_report (error); } - if (~0 != ntohl (next_hop_sw_if_index)) + 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; + + 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) { - if (pool_is_free_index (vnm->interface_main.sw_interfaces, - ntohl (next_hop_sw_if_index))) + 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_ipv6 = mp->is_ipv6; + u8 is_add = mp->is_add; + u8 mask_length = mp->mask_length; + ip4_address_t ip4_addr; + ip6_address_t ip6_addr; + u16 *low_ports = 0; + u16 *high_ports = 0; + u32 vrf_id; + u16 tmp_low, tmp_high; + u8 num_ranges; + int i; + + // 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) { - return VNET_API_ERROR_NO_MATCHING_INTERFACE; + rv = VNET_API_ERROR_INVALID_VALUE; + goto reply; } + vec_add1 (low_ports, tmp_low); + vec_add1 (high_ports, tmp_high + 1); + } + + // Validate mask_length + if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32)) + { + rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH; + goto reply; + } + + vrf_id = ntohl (mp->vrf_id); + + if (vrf_id < 1) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto reply; + } + + + if (is_ipv6) + { + clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8)); + rv = ip6_source_and_port_range_check_add_del (&ip6_addr, + mask_length, + vrf_id, + low_ports, + high_ports, is_add); } else { - *next_hop_fib_index = fib_table_find (next_hop_table_proto, - ntohl (next_hop_table_id)); + clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr)); + rv = ip4_source_and_port_range_check_add_del (&ip4_addr, + mask_length, + vrf_id, + low_ports, + high_ports, is_add); + } - if (~0 == *next_hop_fib_index) +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) { - if (create_missing_tables) - { - *next_hop_fib_index = - fib_table_find_or_create_and_lock (next_hop_table_proto, - ntohl (next_hop_table_id)); - } - else + p = hash_get (im->fib_index_by_table_id, vrf_id[i]); + + if (p == 0) { - /* No such VRF, and we weren't asked to create one */ - return VNET_API_ERROR_NO_SUCH_FIB; + 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); - return (0); + 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); } -static int -ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp) +#define IP4_ARP_EVENT 3 +#define IP6_ND_EVENT 4 + +static int arp_change_delete_callback (u32 pool_index, u8 * notused); +static int nd_change_delete_callback (u32 pool_index, u8 * notused); +static vlib_node_registration_t ip_resolver_process_node; + +static void +handle_ip4_arp_event (u32 pool_index) { - u32 fib_index, next_hop_fib_index; - mpls_label_t *label_stack = NULL; - int rv, ii, n_labels;; + 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; - rv = add_del_route_check (FIB_PROTOCOL_IP4, - mp->table_id, - mp->next_hop_sw_if_index, - FIB_PROTOCOL_IP4, - mp->next_hop_table_id, - mp->create_vrf_if_needed, - &fib_index, &next_hop_fib_index); + event = pool_elt_at_index (vam->arp_events, pool_index); - if (0 != rv) - return (rv); + 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->address, + ip_resolver_process_node.index, IP4_ARP_EVENT, + ~0 /* pool index, notused */ , 0 /* is_add */ ); + return; + } - 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)); + 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->address, event->pid); + last_time = vlib_time_now (vm); + } + } +} - ip46_address_t nh; - memset (&nh, 0, sizeof (nh)); - memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4)); +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; - n_labels = mp->next_hop_n_out_labels; - if (n_labels == 0) - ; - else if (1 == n_labels) - vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0])); + 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->address, + 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 { - vec_validate (label_stack, n_labels - 1); - for (ii = 0; ii < n_labels; ii++) - label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]); - } - - return (add_del_route_t_handler (mp->is_multipath, - mp->is_add, - mp->is_drop, - mp->is_unreach, - mp->is_prohibit, - mp->is_local, - mp->is_classify, - mp->classify_table_index, - mp->is_resolve_host, - mp->is_resolve_attached, - fib_index, &pfx, 1, - &nh, - ntohl (mp->next_hop_sw_if_index), - next_hop_fib_index, - mp->next_hop_weight, - ntohl (mp->next_hop_via_label), - label_stack)); + 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->address, 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 -ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp) +nd_change_data_callback (u32 pool_index, u8 * new_mac, + u32 sw_if_index, ip6_address_t * address) { - u32 fib_index, next_hop_fib_index; - mpls_label_t *label_stack = NULL; - int rv, ii, n_labels;; + vpe_api_main_t *am = &vpe_api_main; + vl_api_ip6_nd_event_t *event; - rv = add_del_route_check (FIB_PROTOCOL_IP6, - mp->table_id, - mp->next_hop_sw_if_index, - FIB_PROTOCOL_IP6, - mp->next_hop_table_id, - mp->create_vrf_if_needed, - &fib_index, &next_hop_fib_index); + if (pool_is_free_index (am->nd_events, pool_index)) + return 1; - if (0 != rv) - return (rv); + event = pool_elt_at_index (am->nd_events, pool_index); + if (eth_mac_equal (event->new_mac, new_mac) && + sw_if_index == ntohl (event->sw_if_index)) + { + return 1; + } - 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)); + clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac)); + event->sw_if_index = htonl (sw_if_index); + return 0; +} - ip46_address_t nh; - memset (&nh, 0, sizeof (nh)); - memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6)); +static int +arp_change_delete_callback (u32 pool_index, u8 * notused) +{ + 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 int +nd_change_delete_callback (u32 pool_index, u8 * notused) +{ + 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 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 */ + if (arp_prev.ip4 == arp_events[i].ip4 && + eth_mac_equal ((u8 *) 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); + 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; + event->address = arp_events[i].ip4; + event->sw_if_index = htonl(arp_events[i].sw_if_index); + memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_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 */ + if (ip6_address_is_equal + ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6) + && eth_mac_equal ((u8 *) 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); + 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; + memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address); + event->sw_if_index = htonl(nd_events[i].sw_if_index); + memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_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); + 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); + + memcpy (event->router_address, ra_events[i].router_address, 16); + + 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]; + memcpy (prefix->dst_address, info->dst_address.as_u8, + 16); + prefix->dst_address_length = info->dst_address_length; + 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); + } - n_labels = mp->next_hop_n_out_labels; - if (n_labels == 0) - ; - else if (1 == n_labels) - vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0])); - else - { - vec_validate (label_stack, n_labels - 1); - for (ii = 0; ii < n_labels; ii++) - label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]); - } - - return (add_del_route_t_handler (mp->is_multipath, - mp->is_add, - mp->is_drop, - mp->is_unreach, - mp->is_prohibit, - mp->is_local, - mp->is_classify, - mp->classify_table_index, - mp->is_resolve_host, - mp->is_resolve_attached, - fib_index, &pfx, 0, - &nh, ntohl (mp->next_hop_sw_if_index), - next_hop_fib_index, - mp->next_hop_weight, - ntohl (mp->next_hop_via_label), - label_stack)); + return 0; } -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; - int rv; - vnet_main_t *vnm = vnet_get_main (); +/* *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* */ - vnm->api_errno = 0; +static int +arp_change_data_callback (u32 pool_index, u8 * new_mac, + u32 sw_if_index, u32 address) +{ + vpe_api_main_t *am = &vpe_api_main; + vl_api_ip4_arp_event_t *event; - if (mp->is_ipv6) - rv = ip6_add_del_route_t_handler (mp); - else - rv = ip4_add_del_route_t_handler (mp); + if (pool_is_free_index (am->arp_events, pool_index)) + return 1; - rv = (rv == 0) ? vnm->api_errno : rv; + event = pool_elt_at_index (am->arp_events, pool_index); + if (eth_mac_equal (event->new_mac, new_mac) && + sw_if_index == ntohl (event->sw_if_index)) + { + return 1; + } - REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY); + clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac)); + event->sw_if_index = htonl (sw_if_index); + return 0; } -static int -add_del_mroute_check (fib_protocol_t table_proto, - u32 table_id, - u32 next_hop_sw_if_index, - u8 is_local, u8 create_missing_tables, u32 * fib_index) +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; + int rv = 0; - *fib_index = mfib_table_find (table_proto, ntohl (table_id)); - if (~0 == *fib_index) + if (mp->address == 0) { - if (create_missing_tables) + uword *p = + hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index); + vpe_client_registration_t *rp; + if (p) { - *fib_index = mfib_table_find_or_create_and_lock (table_proto, - ntohl (table_id)); + 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; + } } - else + if (mp->enable_disable == 0) { - /* No such VRF, and we weren't asked to create one */ - return VNET_API_ERROR_NO_SUCH_FIB; + 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 (~0 != ntohl (next_hop_sw_if_index)) + if (mp->enable_disable) { - if (pool_is_free_index (vnm->interface_main.sw_interfaces, - ntohl (next_hop_sw_if_index))) + 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->address /* addr, in net byte order */ , + ip_resolver_process_node.index, + IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ ); + + if (rv) { - return VNET_API_ERROR_NO_MATCHING_INTERFACE; + pool_put (am->arp_events, event); + goto reply; } + 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; + event->address = mp->address; + event->pid = mp->pid; + if (mp->address == 0) + event->mac_ip = 1; } - - return (0); + else + { + rv = vnet_add_del_ip4_arp_change_event + (vnm, arp_change_delete_callback, + mp->pid, &mp->address /* 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 int -mroute_add_del_handler (u8 is_add, - u8 is_local, - u32 fib_index, - const mfib_prefix_t * prefix, - u32 entry_flags, - u32 next_hop_sw_if_index, u32 itf_flags) +static clib_error_t * +want_ip4_arp_events_reaper (u32 client_index) { - stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ ); - - fib_route_path_t path = { - .frp_sw_if_index = next_hop_sw_if_index, - .frp_proto = prefix->fp_proto, - }; + 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* */ - if (is_local) - path.frp_flags |= FIB_ROUTE_PATH_LOCAL; + 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->address, + 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 (!is_local && ~0 == next_hop_sw_if_index) + if (p) { - mfib_table_entry_update (fib_index, prefix, - MFIB_SOURCE_API, entry_flags); + 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); } - else + 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; + int rv = 0; + + if (ip6_address_is_zero ((ip6_address_t *) mp->address)) { - if (is_add) + uword *p = + hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index); + vpe_client_registration_t *rp; + if (p) { - mfib_table_entry_path_update (fib_index, prefix, - MFIB_SOURCE_API, &path, itf_flags); + 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; + } } - else + if (mp->enable_disable == 0) { - mfib_table_entry_path_remove (fib_index, prefix, - MFIB_SOURCE_API, &path); + 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; } - stats_dsunlock (); - return (0); -} - -static int -api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp) -{ - fib_protocol_t fproto; - u32 fib_index; - int rv; - - fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4); - rv = add_del_mroute_check (fproto, - mp->table_id, - mp->next_hop_sw_if_index, - mp->is_local, - mp->create_vrf_if_needed, &fib_index); + if (mp->enable_disable) + { + vl_api_ip6_nd_event_t *event; + pool_get (am->nd_events, event); - if (0 != rv) - return (rv); + rv = vnet_add_del_ip6_nd_change_event + (vnm, nd_change_data_callback, + mp->pid, mp->address /* addr, in net byte order */ , + ip_resolver_process_node.index, + IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ ); - mfib_prefix_t pfx = { - .fp_len = ntohs (mp->grp_address_length), - .fp_proto = fproto, - }; + if (rv) + { + pool_put (am->nd_events, event); + goto reply; + } + memset (event, 0, sizeof (*event)); - 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)); + event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT); + event->client_index = mp->client_index; + clib_memcpy (event->address, mp->address, sizeof event->address); + event->pid = mp->pid; } 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)); + rv = vnet_add_del_ip6_nd_change_event + (vnm, nd_change_delete_callback, + mp->pid, mp->address /* addr, in net byte order */ , + ip_resolver_process_node.index, + IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ ); } - - return (mroute_add_del_handler (mp->is_add, - mp->is_local, - fib_index, &pfx, - ntohl (mp->entry_flags), - ntohl (mp->next_hop_sw_if_index), - ntohl (mp->itf_flags))); +reply: + REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY); } -void -vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp) +static clib_error_t * +want_ip6_nd_events_reaper (u32 client_index) { - vl_api_ip_mroute_add_del_reply_t *rmp; - int rv; - vnet_main_t *vnm = vnet_get_main (); - - vnm->api_errno = 0; - - rv = api_mroute_add_del_t_handler (mp); - rv = (rv == 0) ? vnm->api_errno : rv; + 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; - REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY); -} + am = &vpe_api_main; + vnm = vnet_get_main (); + to_delete = NULL; -static void -send_ip_details (vpe_api_main_t * am, - unix_shared_memory_queue_t * q, u32 sw_if_index, - u8 is_ipv6, u32 context) -{ - vl_api_ip_details_t *mp; + /* 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* */ - mp = vl_msg_api_alloc (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS); + 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->address, + ip_resolver_process_node.index, IP6_ND_EVENT, + ~0 /* pool index, notused */ , 0 /* is_add */ ); + } + vec_free (to_delete); - mp->sw_if_index = ntohl (sw_if_index); - mp->is_ipv6 = is_ipv6; - mp->context = context; + /* remove from the registration hash */ + p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index); - vl_msg_api_send_shmem (q, (u8 *) & mp); + 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 -send_ip_address_details (vpe_api_main_t * am, - unix_shared_memory_queue_t * q, - u8 * ip, u16 prefix_length, - u32 sw_if_index, u8 is_ipv6, u32 context) +vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp) { - vl_api_ip_address_details_t *mp; - - mp = vl_msg_api_alloc (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS); + vpe_api_main_t *am = &vpe_api_main; + vl_api_want_ip6_ra_events_reply_t *rmp; + int rv = 0; - if (is_ipv6) + uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index); + vpe_client_registration_t *rp; + if (p) { - clib_memcpy (&mp->ip, ip, sizeof (mp->ip)); + 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; + } } - else + if (mp->enable_disable == 0) { - u32 *tp = (u32 *) mp->ip; - *tp = *(u32 *) ip; + clib_warning ("pid %d: already disabled...", ntohl (mp->pid)); + rv = VNET_API_ERROR_INVALID_REGISTRATION; + goto reply; } - mp->prefix_length = prefix_length; - mp->context = context; - mp->sw_if_index = htonl (sw_if_index); - mp->is_ipv6 = is_ipv6; - - vl_msg_api_send_shmem (q, (u8 *) & mp); + 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 void -vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp) +static clib_error_t * +want_ip6_ra_events_reaper (u32 client_index) { vpe_api_main_t *am = &vpe_api_main; - unix_shared_memory_queue_t *q; - 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); + vpe_client_registration_t *rp; + uword *p; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - return; + p = hash_get (am->ip6_ra_events_registration_hash, client_index); - if (mp->is_ipv6) - { - /* *INDENT-OFF* */ - foreach_ip_interface_address (lm6, ia, sw_if_index, - 1 /* honor unnumbered */, - ({ - r6 = ip_interface_address_get_address (lm6, ia); - u16 prefix_length = ia->address_length; - send_ip_address_details(am, q, (u8*)r6, prefix_length, - sw_if_index, 1, mp->context); - })); - /* *INDENT-ON* */ - } - else + if (p) { - /* *INDENT-OFF* */ - foreach_ip_interface_address (lm4, ia, sw_if_index, - 1 /* honor unnumbered */, - ({ - r4 = ip_interface_address_get_address (lm4, ia); - u16 prefix_length = ia->address_length; - send_ip_address_details(am, q, (u8*)r4, prefix_length, - sw_if_index, 0, mp->context); - })); - /* *INDENT-ON* */ + 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); } - BAD_SW_IF_INDEX_LABEL; + return (NULL); } +VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper); + static void -vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp) +vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_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; - unix_shared_memory_queue_t *q; - vnet_sw_interface_t *si, *sorted_sis; - u32 sw_if_index = ~0; + vl_api_proxy_arp_add_del_reply_t *rmp; + u32 fib_index; + int rv; + ip4_main_t *im = &ip4_main; + uword *p; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ ); + + p = hash_get (im->fib_index_by_table_id, ntohl (mp->proxy.vrf_id)); + + if (!p) { - return; + rv = VNET_API_ERROR_NO_SUCH_FIB; + goto out; } - /* 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* */ + fib_index = p[0]; + + rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->proxy.low_address, + (ip4_address_t *) mp->proxy.hi_address, + 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)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS); + mp->context = ctx->context; + mp->proxy.vrf_id = htonl (fib_index); + clib_memcpy (mp->proxy.low_address, lo_addr, + sizeof (mp->proxy.low_address)); + clib_memcpy (mp->proxy.hi_address, hi_addr, sizeof (mp->proxy.hi_address)); - 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, q, sw_if_index, mp->is_ipv6, mp->context); - } - } + vl_api_send_msg (ctx->reg, (u8 *) mp); + + return (WALK_CONTINUE); } static void -set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp) +vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp) { - vl_api_set_ip_flow_hash_reply_t *rmp; - int rv = VNET_API_ERROR_UNIMPLEMENTED; + vl_api_registration_t *reg; - clib_warning ("unimplemented..."); + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; - REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY); + proxy_arp_walk_ctx_t wctx = { + .reg = reg, + .context = mp->context, + }; + + proxy_arp_walk (send_proxy_arp_details, &wctx); } -static void -set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp) +static walk_rc_t +send_proxy_arp_intfc_details (vnet_main_t * vnm, + vnet_sw_interface_t * si, void *data) { - vl_api_set_ip_flow_hash_reply_t *rmp; - int rv; - u32 table_id; - flow_hash_config_t flow_hash_config = 0; + vl_api_proxy_arp_intfc_details_t *mp; + proxy_arp_walk_ctx_t *ctx; - table_id = ntohl (mp->vrf_id); + if (!(si->flags & VNET_SW_INTERFACE_FLAG_PROXY_ARP)) + return (WALK_CONTINUE); -#define _(a,b) if (mp->a) flow_hash_config |= b; - foreach_flow_hash_bit; -#undef _ + ctx = data; - rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config); + mp = vl_msg_api_alloc (sizeof (*mp)); + 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); - REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY); -} + vl_api_send_msg (ctx->reg, (u8 *) mp); + return (WALK_CONTINUE); +} static void -vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp) +vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp) { - if (mp->is_ipv6 == 0) - set_ip4_flow_hash (mp); - else - set_ip6_flow_hash (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_sw_interface_ip6nd_ra_config_t_handler - (vl_api_sw_interface_ip6nd_ra_config_t * mp) + vl_api_proxy_arp_intfc_enable_disable_t_handler + (vl_api_proxy_arp_intfc_enable_disable_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; + vnet_main_t *vnm = vnet_get_main (); + vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp; 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); + 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_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY); + REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); } static void - vl_api_sw_interface_ip6nd_ra_prefix_t_handler - (vl_api_sw_interface_ip6nd_ra_prefix_t * mp) +vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp) { - vlib_main_t *vm = vlib_get_main (); - vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp; int rv = 0; - u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink; + vlib_main_t *vm = vlib_get_main (); + vl_api_ip_probe_neighbor_reply_t *rmp; + clib_error_t *error; VALIDATE_SW_IF_INDEX (mp); - 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; + u32 sw_if_index = ntohl (mp->sw_if_index); - rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index), - (ip6_address_t *) mp->address, - mp->address_length, use_default, - ntohl (mp->val_lifetime), - ntohl (mp->pref_lifetime), no_advertise, - off_link, no_autoconfig, no_onlink, is_no); + if (mp->is_ipv6) + error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address, + sw_if_index, 0); + else + error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address, + 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_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY); + + REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); } static void - vl_api_sw_interface_ip6_enable_disable_t_handler - (vl_api_sw_interface_ip6_enable_disable_t * mp) + vl_api_ip_scan_neighbor_enable_disable_t_handler + (vl_api_ip_scan_neighbor_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; + 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); +} - vnm->api_errno = 0; +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); - VALIDATE_SW_IF_INDEX (mp); + stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ ); - error = - (mp->enable == 1) ? enable_ip6_interface (vm, - ntohl (mp->sw_if_index)) : - disable_ip6_interface (vm, ntohl (mp->sw_if_index)); + /* *INDENT-OFF* */ + pool_foreach (fib_table, im4->fibs, + ({ + vnet_sw_interface_t * si; - if (error) - { - clib_error_report (error); - rv = VNET_API_ERROR_UNSPECIFIED; + 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); } - else - { - rv = vnm->api_errno; + + 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); } - BAD_SW_IF_INDEX_LABEL; + fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API); - REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY); + rv = 0; + break; + })); /* pool_foreach (fib) */ + /* *INDENT-ON* */ + + stats_dsunlock (); + return rv; } static void - vl_api_sw_interface_ip6_set_link_local_address_t_handler - (vl_api_sw_interface_ip6_set_link_local_address_t * mp) +vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp) { - vlib_main_t *vm = vlib_get_main (); - vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp; - int rv = 0; - clib_error_t *error; + 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; - VALIDATE_SW_IF_INDEX (mp); + 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)); - error = set_ip6_link_local_address (vm, - ntohl (mp->sw_if_index), - (ip6_address_t *) mp->address); if (error) { clib_error_report (error); @@ -1293,77 +3268,79 @@ static void rv = vnm->api_errno; } - BAD_SW_IF_INDEX_LABEL; - - REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY); + REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY); } void -vl_mfib_signal_send_one (unix_shared_memory_queue_t * q, - u32 context, const mfib_signal_t * mfs) +vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp) { - vl_api_mfib_signal_details_t *mp; - mfib_prefix_t prefix; - mfib_table_t *mfib; - mfib_itf_t *mfi; - - mp = vl_msg_api_alloc (sizeof (*mp)); - - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS); - mp->context = context; - - mfi = mfib_itf_get (mfs->mfs_itf); - mfib_entry_get_prefix (mfs->mfs_entry, &prefix); - mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry), - prefix.fp_proto); - mp->table_id = ntohl (mfib->mft_table_id); - mp->sw_if_index = ntohl (mfi->mfi_sw_if_index); - - if (FIB_PROTOCOL_IP4 == prefix.fp_proto) + vl_api_ip_reassembly_set_reply_t *rmp; + int rv = 0; + if (mp->is_ip6) { - 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); - } + 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 { - mp->grp_address_len = ntohs (prefix.fp_len); - - ASSERT (0); + 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)); } - if (0 != mfs->mfs_buffer_len) - { - mp->ip_packet_len = ntohs (mfs->mfs_buffer_len); + REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY); +} - memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len); +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)); + 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 { - mp->ip_packet_len = 0; + rmp->is_ip6 = 0; + ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies, + &rmp->expire_walk_interval_ms); } - - vl_msg_api_send_shmem (q, (u8 *) & mp); + 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); } -static void -vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp) +void + vl_api_ip_reassembly_enable_disable_t_handler + (vl_api_ip_reassembly_enable_disable_t * mp) { - unix_shared_memory_queue_t *q; - - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + 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) { - return; + rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index), + mp->enable_ip6); } - while (q->cursize < q->maxsize && mfib_signal_send_one (q, mp->context)) - ; + REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY); } #define vl_msg_name_crc_list @@ -1398,6 +3375,8 @@ ip_api_hookup (vlib_main_t * vm) */ setup_message_id_table (am); + ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT); + return 0; }