/* *------------------------------------------------------------------ * interface_api.c - vnet interface api * * Copyright (c) 2016 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #include <vnet/vnet.h> #include <vlibmemory/api.h> #include <vnet/interface.h> #include <vnet/interface/rx_queue_funcs.h> #include <vnet/interface/tx_queue_funcs.h> #include <vnet/api_errno.h> #include <vnet/ethernet/ethernet.h> #include <vnet/ip/ip.h> #include <vnet/fib/fib_table.h> #include <vnet/mfib/mfib_table.h> #include <vnet/l2/l2_vtr.h> #include <vnet/fib/fib_api.h> #include <vnet/mfib/mfib_table.h> #include <vlibapi/api_types.h> #include <vnet/format_fns.h> #include <vnet/ip/ip_types_api.h> #include <vnet/ethernet/ethernet_types_api.h> #include <interface.api_enum.h> #include <interface.api_types.h> #define REPLY_MSG_ID_BASE msg_id_base #include <vlibapi/api_helper_macros.h> static u16 msg_id_base; vpe_api_main_t vpe_api_main; #define foreach_vpe_api_msg \ _ (SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \ _ (SW_INTERFACE_SET_PROMISC, sw_interface_set_promisc) \ _ (HW_INTERFACE_SET_MTU, hw_interface_set_mtu) \ _ (SW_INTERFACE_SET_MTU, sw_interface_set_mtu) \ _ (WANT_INTERFACE_EVENTS, want_interface_events) \ _ (SW_INTERFACE_DUMP, sw_interface_dump) \ _ (SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address) \ _ (SW_INTERFACE_SET_RX_MODE, sw_interface_set_rx_mode) \ _ (SW_INTERFACE_RX_PLACEMENT_DUMP, sw_interface_rx_placement_dump) \ _ (SW_INTERFACE_TX_PLACEMENT_GET, sw_interface_tx_placement_get) \ _ (SW_INTERFACE_SET_RX_PLACEMENT, sw_interface_set_rx_placement) \ _ (SW_INTERFACE_SET_TX_PLACEMENT, sw_interface_set_tx_placement) \ _ (SW_INTERFACE_SET_TABLE, sw_interface_set_table) \ _ (SW_INTERFACE_GET_TABLE, sw_interface_get_table) \ _ (SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered) \ _ (SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats) \ _ (SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del) \ _ (SW_INTERFACE_ADD_DEL_MAC_ADDRESS, sw_interface_add_del_mac_address) \ _ (SW_INTERFACE_SET_MAC_ADDRESS, sw_interface_set_mac_address) \ _ (SW_INTERFACE_GET_MAC_ADDRESS, sw_interface_get_mac_address) \ _ (CREATE_VLAN_SUBIF, create_vlan_subif) \ _ (CREATE_SUBIF, create_subif) \ _ (DELETE_SUBIF, delete_subif) \ _ (CREATE_LOOPBACK, create_loopback) \ _ (CREATE_LOOPBACK_INSTANCE, create_loopback_instance) \ _ (DELETE_LOOPBACK, delete_loopback) \ _ (INTERFACE_NAME_RENUMBER, interface_name_renumber) \ _ (COLLECT_DETAILED_INTERFACE_STATS, collect_detailed_interface_stats) \ _ (SW_INTERFACE_SET_IP_DIRECTED_BROADCAST, \ sw_interface_set_ip_directed_broadcast) \ _ (SW_INTERFACE_ADDRESS_REPLACE_BEGIN, sw_interface_address_replace_begin) \ _ (SW_INTERFACE_ADDRESS_REPLACE_END, sw_interface_address_replace_end) static void vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp) { vl_api_sw_interface_set_flags_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); int rv = 0; clib_error_t *error; u16 flags; VALIDATE_SW_IF_INDEX (mp); flags = ((ntohl (mp->flags)) & IF_STATUS_API_FLAG_ADMIN_UP) ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0; error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags); if (error) { rv = -1; clib_error_report (error); } BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_FLAGS_REPLY); } static void vl_api_sw_interface_set_promisc_t_handler ( vl_api_sw_interface_set_promisc_t *mp) { vl_api_sw_interface_set_promisc_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); ethernet_main_t *em = ðernet_main; int rv = 0; ethernet_interface_t *eif; vnet_sw_interface_t *swif; u32 flags, sw_if_index; VALIDATE_SW_IF_INDEX (mp); sw_if_index = ntohl (mp->sw_if_index); swif = vnet_get_sw_interface (vnm, sw_if_index); eif = ethernet_get_interface (em, swif->hw_if_index); if (!eif) { rv = VNET_API_ERROR_INVALID_VALUE; goto done; } flags = mp->promisc_on ? ETHERNET_INTERFACE_FLAG_ACCEPT_ALL : 0; rv = ethernet_set_flags (vnm, swif->hw_if_index, flags); done: BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_PROMISC_REPLY); } static void vl_api_hw_interface_set_mtu_t_handler (vl_api_hw_interface_set_mtu_t * mp) { vl_api_hw_interface_set_mtu_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); u16 mtu = ntohs (mp->mtu); ethernet_main_t *em = ðernet_main; clib_error_t *err; int rv = 0; VALIDATE_SW_IF_INDEX (mp); vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { rv = VNET_API_ERROR_INVALID_VALUE; goto bad_sw_if_index; } ethernet_interface_t *eif = ethernet_get_interface (em, si->hw_if_index); if (!eif) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto bad_sw_if_index; } if ((err = vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu))) { rv = vnet_api_error (err); clib_error_free (err); goto bad_sw_if_index; } BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_HW_INTERFACE_SET_MTU_REPLY); } static void vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) { vl_api_sw_interface_set_mtu_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; int i; u32 per_protocol_mtu[VNET_N_MTU]; VALIDATE_SW_IF_INDEX (mp); for (i = 0; i < VNET_N_MTU; i++) { per_protocol_mtu[i] = ntohl (mp->mtu[i]); } vnet_sw_interface_set_protocol_mtu (vnm, sw_if_index, per_protocol_mtu); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY); } static void vl_api_sw_interface_set_ip_directed_broadcast_t_handler (vl_api_sw_interface_set_ip_directed_broadcast_t * mp) { vl_api_sw_interface_set_ip_directed_broadcast_reply_t *rmp; u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; VALIDATE_SW_IF_INDEX (mp); vnet_sw_interface_ip_directed_broadcast (vnet_get_main (), sw_if_index, mp->enable); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_IP_DIRECTED_BROADCAST_REPLY); } static void send_sw_interface_details (vpe_api_main_t * am, vl_api_registration_t * rp, vnet_sw_interface_t * swif, u8 * interface_name, u32 context) { vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index); vnet_device_class_t *dev_class = vnet_get_device_class (am->vnet_main, hi->dev_class_index); vl_api_sw_interface_details_t *mp = vl_msg_api_alloc (sizeof (*mp)); clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_DETAILS); mp->sw_if_index = ntohl (swif->sw_if_index); mp->sup_sw_if_index = ntohl (swif->sup_sw_if_index); mp->flags |= (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? IF_STATUS_API_FLAG_ADMIN_UP : 0; mp->flags |= (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? IF_STATUS_API_FLAG_LINK_UP : 0; mp->flags = ntohl (mp->flags); switch (swif->type) { case VNET_SW_INTERFACE_TYPE_SUB: mp->type = IF_API_TYPE_SUB; break; case VNET_SW_INTERFACE_TYPE_P2P: mp->type = IF_API_TYPE_P2P; break; case VNET_SW_INTERFACE_TYPE_PIPE: mp->type = IF_API_TYPE_PIPE; break; default: mp->type = IF_API_TYPE_HARDWARE; } mp->type = ntohl (mp->type); mp->link_duplex = ntohl (((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >> VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT)); mp->link_speed = ntohl (hi->link_speed); mp->link_mtu = ntohs (hi->max_frame_size - hi->frame_overhead); mp->mtu[VNET_MTU_L3] = ntohl (swif->mtu[VNET_MTU_L3]); mp->mtu[VNET_MTU_IP4] = ntohl (swif->mtu[VNET_MTU_IP4]); mp->mtu[VNET_MTU_IP6] = ntohl (swif->mtu[VNET_MTU_IP6]); mp->mtu[VNET_MTU_MPLS] = ntohl (swif->mtu[VNET_MTU_MPLS]); mp->context = context; strncpy ((char *) mp->interface_name, (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1); if (dev_class && dev_class->name) strncpy ((char *) mp->interface_dev_type, (char *) dev_class->name, ARRAY_LEN (mp->interface_dev_type) - 1); /* Send the L2 address for ethernet physical intfcs */ if (swif->sup_sw_if_index == swif->sw_if_index && hi->hw_class_index == ethernet_hw_interface_class.index) { ethernet_main_t *em = ethernet_get_main (am->vlib_main); ethernet_interface_t *ei; ei = pool_elt_at_index (em->interfaces, hi->hw_instance); ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address.mac)); mac_address_encode (&ei->address.mac, mp->l2_address); } else if (swif->sup_sw_if_index != swif->sw_if_index) { vnet_sub_interface_t *sub = &swif->sub; mp->sub_id = ntohl (sub->id); mp->sub_number_of_tags = sub->eth.flags.one_tag + sub->eth.flags.two_tags * 2; mp->sub_outer_vlan_id = ntohs (sub->eth.outer_vlan_id); mp->sub_inner_vlan_id = ntohs (sub->eth.inner_vlan_id); mp->sub_if_flags = ntohl (sub->eth.raw_flags & SUB_IF_API_FLAG_MASK_VNET); } /* vlan tag rewrite data */ u32 vtr_op = L2_VTR_DISABLED; u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0; if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index, &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0) { // error - default to disabled mp->vtr_op = ntohl (L2_VTR_DISABLED); clib_warning ("cannot get vlan tag rewrite for sw_if_index %d", swif->sw_if_index); } else { mp->vtr_op = ntohl (vtr_op); mp->vtr_push_dot1q = ntohl (vtr_push_dot1q); mp->vtr_tag1 = ntohl (vtr_tag1); mp->vtr_tag2 = ntohl (vtr_tag2); } /* pbb tag rewrite data */ ethernet_header_t eth_hdr; u32 pbb_vtr_op = L2_VTR_DISABLED; u16 outer_tag = 0; u16 b_vlanid = 0; u32 i_sid = 0; clib_memset (ð_hdr, 0, sizeof (eth_hdr)); if (!l2pbb_get (am->vlib_main, am->vnet_main, swif->sw_if_index, &pbb_vtr_op, &outer_tag, ð_hdr, &b_vlanid, &i_sid)) { mp->sub_if_flags |= ntohl (SUB_IF_API_FLAG_DOT1AH); mac_address_encode ((mac_address_t *) eth_hdr.dst_address, mp->b_dmac); mac_address_encode ((mac_address_t *) eth_hdr.src_address, mp->b_smac); mp->b_vlanid = b_vlanid; mp->i_sid = i_sid; } u8 *tag = vnet_get_sw_interface_tag (vnet_get_main (), swif->sw_if_index); if (tag) strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1); vl_api_send_msg (rp, (u8 *) mp); } static void vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp) { vpe_api_main_t *am = &vpe_api_main; vnet_sw_interface_t *swif; vnet_interface_main_t *im = &am->vnet_main->interface_main; vl_api_registration_t *rp; u32 sw_if_index; rp = vl_api_client_index_to_registration (mp->client_index); if (rp == 0) { clib_warning ("Client %d AWOL", mp->client_index); return; } u8 *filter = 0, *name = 0; sw_if_index = ntohl (mp->sw_if_index); if (!mp->name_filter_valid && sw_if_index != ~0 && sw_if_index != 0) { /* is it a valid sw_if_index? */ if (!vnet_sw_if_index_is_api_valid (sw_if_index)) return; swif = vec_elt_at_index (im->sw_interfaces, sw_if_index); vec_reset_length (name); name = format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main, swif, 0); send_sw_interface_details (am, rp, swif, name, mp->context); vec_free (name); return; } if (mp->name_filter_valid) { filter = vl_api_from_api_to_new_vec (mp, &mp->name_filter); vec_add1 (filter, 0); /* Ensure it's a C string for strcasecmp() */ } char *strcasestr (char *, char *); /* lnx hdr file botch */ /* *INDENT-OFF* */ pool_foreach (swif, im->sw_interfaces) { if (!vnet_swif_is_api_visible (swif)) continue; vec_reset_length(name); name = format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main, swif, 0); if (filter && !strcasestr((char *) name, (char *) filter)) continue; send_sw_interface_details (am, rp, swif, name, mp->context); } /* *INDENT-ON* */ vec_free (name); vec_free (filter); } static void vl_api_sw_interface_add_del_address_t_handler (vl_api_sw_interface_add_del_address_t * mp) { vlib_main_t *vm = vlib_get_main (); vnet_main_t *vnm = vnet_get_main (); vl_api_sw_interface_add_del_address_reply_t *rmp; int rv = 0; u32 is_del; clib_error_t *error = 0; ip46_address_t address; VALIDATE_SW_IF_INDEX (mp); is_del = mp->is_add == 0; vnm->api_errno = 0; if (mp->del_all) ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index)); else if (ip_address_decode (&mp->prefix.address, &address) == IP46_TYPE_IP6) error = ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index), (void *) &address.ip6, mp->prefix.len, is_del); else error = ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index), (void *) &address.ip4, mp->prefix.len, is_del); if (error) { rv = vnm->api_errno; clib_error_report (error); goto done; } BAD_SW_IF_INDEX_LABEL; done: REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY); } static void vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp) { vl_api_sw_interface_set_table_reply_t *rmp; u32 sw_if_index = ntohl (mp->sw_if_index); u32 table_id = ntohl (mp->vrf_id); int rv = 0; VALIDATE_SW_IF_INDEX (mp); if (mp->is_ipv6) rv = ip_table_bind (FIB_PROTOCOL_IP6, sw_if_index, table_id); else rv = ip_table_bind (FIB_PROTOCOL_IP4, sw_if_index, table_id); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY); } void fib_table_bind (fib_protocol_t fproto, u32 sw_if_index, u32 fib_index) { u32 table_id; table_id = fib_table_get_table_id (fib_index, fproto); ASSERT (table_id != ~0); if (FIB_PROTOCOL_IP6 == fproto) { /* * tell those that are interested that the binding is changing. */ ip6_table_bind_callback_t *cb; vec_foreach (cb, ip6_main.table_bind_callbacks) cb->function (&ip6_main, cb->function_opaque, sw_if_index, fib_index, ip6_main.fib_index_by_sw_if_index[sw_if_index]); /* unlock currently assigned tables */ if (0 != ip6_main.fib_index_by_sw_if_index[sw_if_index]) fib_table_unlock (ip6_main.fib_index_by_sw_if_index[sw_if_index], FIB_PROTOCOL_IP6, FIB_SOURCE_INTERFACE); if (0 != table_id) { /* we need to lock the table now it's inuse */ fib_table_lock (fib_index, FIB_PROTOCOL_IP6, FIB_SOURCE_INTERFACE); } ip6_main.fib_index_by_sw_if_index[sw_if_index] = fib_index; } else { /* * tell those that are interested that the binding is changing. */ ip4_table_bind_callback_t *cb; vec_foreach (cb, ip4_main.table_bind_callbacks) cb->function (&ip4_main, cb->function_opaque, sw_if_index, fib_index, ip4_main.fib_index_by_sw_if_index[sw_if_index]); /* unlock currently assigned tables */ if (0 != ip4_main.fib_index_by_sw_if_index[sw_if_index]) fib_table_unlock (ip4_main.fib_index_by_sw_if_index[sw_if_index], FIB_PROTOCOL_IP4, FIB_SOURCE_INTERFACE); if (0 != table_id) { /* we need to lock the table now it's inuse */ fib_index = fib_table_find_or_create_and_lock ( FIB_PROTOCOL_IP4, table_id, FIB_SOURCE_INTERFACE); } ip4_main.fib_index_by_sw_if_index[sw_if_index] = fib_index; } } void mfib_table_bind (fib_protocol_t fproto, u32 sw_if_index, u32 mfib_index) { u32 table_id; table_id = mfib_table_get_table_id (mfib_index, fproto); ASSERT (table_id != ~0); if (FIB_PROTOCOL_IP6 == fproto) { if (0 != ip6_main.mfib_index_by_sw_if_index[sw_if_index]) mfib_table_unlock (ip6_main.mfib_index_by_sw_if_index[sw_if_index], FIB_PROTOCOL_IP6, MFIB_SOURCE_INTERFACE); if (0 != table_id) { /* we need to lock the table now it's inuse */ mfib_table_lock (mfib_index, FIB_PROTOCOL_IP6, MFIB_SOURCE_INTERFACE); } ip6_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index; } else { if (0 != ip4_main.mfib_index_by_sw_if_index[sw_if_index]) mfib_table_unlock (ip4_main.mfib_index_by_sw_if_index[sw_if_index], FIB_PROTOCOL_IP4, MFIB_SOURCE_INTERFACE); if (0 != table_id) { /* we need to lock the table now it's inuse */ mfib_index = mfib_table_find_or_create_and_lock ( FIB_PROTOCOL_IP4, table_id, MFIB_SOURCE_INTERFACE); } ip4_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index; } } int ip_table_bind (fib_protocol_t fproto, u32 sw_if_index, u32 table_id) { CLIB_UNUSED (ip_interface_address_t * ia); u32 fib_index, mfib_index; /* * This if table does not exist = error is what we want in the end. */ fib_index = fib_table_find (fproto, table_id); mfib_index = mfib_table_find (fproto, table_id); if (~0 == fib_index || ~0 == mfib_index) { return (VNET_API_ERROR_NO_SUCH_FIB); } /* * If the interface already has in IP address, then a change int * VRF is not allowed. The IP address applied must first be removed. * We do not do that automatically here, since VPP has no knowledge * of whether those subnets are valid in the destination VRF. */ /* clang-format off */ foreach_ip_interface_address (FIB_PROTOCOL_IP6 == fproto ? &ip6_main.lookup_main : &ip4_main.lookup_main, ia, sw_if_index, 1 /* honor unnumbered */ , ({ return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE); })); /* clang-format on */ fib_table_bind (fproto, sw_if_index, fib_index); mfib_table_bind (fproto, sw_if_index, mfib_index); return (0); } static void send_sw_interface_get_table_reply (vl_api_registration_t * reg, u32 context, int retval, u32 vrf_id) { vl_api_sw_interface_get_table_reply_t *mp; mp = vl_msg_api_alloc (sizeof (*mp)); clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_GET_TABLE_REPLY); mp->context = context; mp->retval = htonl (retval); mp->vrf_id = htonl (vrf_id); vl_api_send_msg (reg, (u8 *) mp); } static void vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp) { vl_api_registration_t *reg; fib_table_t *fib_table = 0; u32 sw_if_index = ~0; u32 fib_index = ~0; u32 table_id = ~0; fib_protocol_t fib_proto = FIB_PROTOCOL_IP4; int rv = 0; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; VALIDATE_SW_IF_INDEX (mp); sw_if_index = ntohl (mp->sw_if_index); if (mp->is_ipv6) fib_proto = FIB_PROTOCOL_IP6; fib_index = fib_table_get_index_for_sw_if_index (fib_proto, sw_if_index); if (fib_index != ~0) { fib_table = fib_table_get (fib_index, fib_proto); table_id = fib_table->ft_table_id; } BAD_SW_IF_INDEX_LABEL; send_sw_interface_get_table_reply (reg, mp->context, rv, table_id); } static void vl_api_sw_interface_set_unnumbered_t_handler (vl_api_sw_interface_set_unnumbered_t * mp) { vl_api_sw_interface_set_unnumbered_reply_t *rmp; int rv = 0; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); u32 unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index); /* * The API message field names are backwards from * the underlying data structure names. * It's not worth changing them now. */ if (!vnet_sw_interface_is_api_valid (vnm, unnumbered_sw_if_index)) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; goto done; } /* Only check the "use loop0" field when setting the binding */ if (mp->is_add && !vnet_sw_interface_is_api_valid (vnm, sw_if_index)) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2; goto done; } rv = vnet_sw_interface_update_unnumbered (unnumbered_sw_if_index, sw_if_index, mp->is_add); done: REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY); } static void vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t * mp) { vl_api_sw_interface_clear_stats_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); vnet_interface_main_t *im = &vnm->interface_main; vlib_simple_counter_main_t *sm; vlib_combined_counter_main_t *cm; int j, n_counters; int rv = 0; if (mp->sw_if_index != ~0) VALIDATE_SW_IF_INDEX (mp); n_counters = vec_len (im->combined_sw_if_counters); for (j = 0; j < n_counters; j++) { im = &vnm->interface_main; cm = im->combined_sw_if_counters + j; if (mp->sw_if_index == (u32) ~ 0) vlib_clear_combined_counters (cm); else vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index)); } n_counters = vec_len (im->sw_if_counters); for (j = 0; j < n_counters; j++) { im = &vnm->interface_main; sm = im->sw_if_counters + j; if (mp->sw_if_index == (u32) ~ 0) vlib_clear_simple_counters (sm); else vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index)); } BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY); } /* * Events used for sw_interface_events */ enum api_events { API_LINK_STATE_UP_EVENT = 1 << 1, API_LINK_STATE_DOWN_EVENT = 1 << 2, API_ADMIN_UP_EVENT = 1 << 3, API_ADMIN_DOWN_EVENT = 1 << 4, API_SW_INTERFACE_ADD_EVENT = 1 << 5, API_SW_INTERFACE_DEL_EVENT = 1 << 6, }; static void send_sw_interface_event (vpe_api_main_t * am, vpe_client_registration_t * reg, vl_api_registration_t * vl_reg, u32 sw_if_index, enum api_events events) { vl_api_sw_interface_event_t *mp; mp = vl_msg_api_alloc (sizeof (*mp)); clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_EVENT); mp->sw_if_index = ntohl (sw_if_index); mp->client_index = reg->client_index; mp->pid = reg->client_pid; mp->flags = 0; mp->flags |= (events & API_ADMIN_UP_EVENT) ? IF_STATUS_API_FLAG_ADMIN_UP : 0; mp->flags |= (events & API_LINK_STATE_UP_EVENT) ? IF_STATUS_API_FLAG_LINK_UP : 0; mp->flags = ntohl (mp->flags); mp->deleted = events & API_SW_INTERFACE_DEL_EVENT ? true : false; vl_api_send_msg (vl_reg, (u8 *) mp); } static uword link_state_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) { vpe_api_main_t *vam = &vpe_api_main; uword *event_by_sw_if_index = 0; vpe_client_registration_t *reg; int i; vl_api_registration_t *vl_reg; uword event_type; uword *event_data = 0; u32 sw_if_index; vam->link_state_process_up = 1; while (1) { vlib_process_wait_for_event (vm); /* Batch up events */ while ((event_type = vlib_process_get_events (vm, &event_data)) != ~0) { for (i = 0; i < vec_len (event_data); i++) { sw_if_index = event_data[i]; vec_validate_init_empty (event_by_sw_if_index, sw_if_index, 0); event_by_sw_if_index[sw_if_index] |= event_type; } vec_reset_length (event_data); } for (i = 0; i < vec_len (event_by_sw_if_index); i++) { if (event_by_sw_if_index[i] == 0) continue; /* *INDENT-OFF* */ pool_foreach (reg, vam->interface_events_registrations) { vl_reg = vl_api_client_index_to_registration (reg->client_index); if (vl_reg) send_sw_interface_event (vam, reg, vl_reg, i, event_by_sw_if_index[i]); } /* *INDENT-ON* */ } vec_reset_length (event_by_sw_if_index); } return 0; } static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags); static clib_error_t *admin_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags); static clib_error_t *sw_interface_add_del_function (vnet_main_t * vm, u32 sw_if_index, u32 flags); /* *INDENT-OFF* */ VLIB_REGISTER_NODE (link_state_process_node,static) = { .function = link_state_process, .type = VLIB_NODE_TYPE_PROCESS, .name = "vpe-link-state-process", }; /* *INDENT-ON* */ VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function); VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function); VNET_SW_INTERFACE_ADD_DEL_FUNCTION (sw_interface_add_del_function); static clib_error_t * link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags) { vpe_api_main_t *vam = &vpe_api_main; vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index); if (vam->link_state_process_up) { enum api_events event = ((flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? API_LINK_STATE_UP_EVENT : API_LINK_STATE_DOWN_EVENT); vlib_process_signal_event (vam->vlib_main, link_state_process_node.index, event, hi->sw_if_index); } return 0; } static clib_error_t * admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags) { vpe_api_main_t *vam = &vpe_api_main; /* * Note: it's perfectly fair to set a subif admin up / admin down. * Note the subtle distinction between this routine and the previous * routine. */ if (vam->link_state_process_up) { enum api_events event = ((flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? API_ADMIN_UP_EVENT : API_ADMIN_DOWN_EVENT); vlib_process_signal_event (vam->vlib_main, link_state_process_node.index, event, sw_if_index); } return 0; } static clib_error_t * sw_interface_add_del_function (vnet_main_t * vm, u32 sw_if_index, u32 flags) { vpe_api_main_t *vam = &vpe_api_main; if (vam->link_state_process_up) { enum api_events event = flags ? API_SW_INTERFACE_ADD_EVENT : API_SW_INTERFACE_DEL_EVENT; vlib_process_signal_event (vam->vlib_main, link_state_process_node.index, event, sw_if_index); } return 0; } static void vl_api_sw_interface_tag_add_del_t_handler (vl_api_sw_interface_tag_add_del_t * mp) { vnet_main_t *vnm = vnet_get_main (); vl_api_sw_interface_tag_add_del_reply_t *rmp; int rv = 0; u8 *tag; u32 sw_if_index = ntohl (mp->sw_if_index); VALIDATE_SW_IF_INDEX (mp); if (mp->is_add) { if (mp->tag[0] == 0) { rv = VNET_API_ERROR_INVALID_VALUE; goto out; } mp->tag[ARRAY_LEN (mp->tag) - 1] = 0; tag = format (0, "%s%c", mp->tag, 0); vnet_set_sw_interface_tag (vnm, tag, sw_if_index); } else vnet_clear_sw_interface_tag (vnm, sw_if_index); BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY); } static void vl_api_sw_interface_add_del_mac_address_t_handler (vl_api_sw_interface_add_del_mac_address_t * mp) { vl_api_sw_interface_add_del_mac_address_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_hw_interface_t *hi; clib_error_t *error; int rv = 0; VALIDATE_SW_IF_INDEX (mp); /* for subifs, the MAC should be changed on the actual hw if */ hi = vnet_get_sup_hw_interface (vnm, sw_if_index); error = vnet_hw_interface_add_del_mac_address (vnm, hi->hw_if_index, mp->addr, mp->is_add); if (error) { rv = VNET_API_ERROR_UNIMPLEMENTED; clib_error_report (error); goto out; } BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_MAC_ADDRESS_REPLY); } static void vl_api_sw_interface_set_mac_address_t_handler (vl_api_sw_interface_set_mac_address_t * mp) { vl_api_sw_interface_set_mac_address_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_sw_interface_t *si; clib_error_t *error; int rv = 0; mac_address_t mac; VALIDATE_SW_IF_INDEX (mp); si = vnet_get_sw_interface (vnm, sw_if_index); mac_address_decode (mp->mac_address, &mac); error = vnet_hw_interface_change_mac_address (vnm, si->hw_if_index, (u8 *) & mac); if (error) { rv = VNET_API_ERROR_UNIMPLEMENTED; clib_error_report (error); goto out; } BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO (VL_API_SW_INTERFACE_SET_MAC_ADDRESS_REPLY); } static void vl_api_sw_interface_get_mac_address_t_handler (vl_api_sw_interface_get_mac_address_t * mp) { vl_api_sw_interface_get_mac_address_reply_t *rmp; vl_api_registration_t *reg; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_sw_interface_t *si; ethernet_interface_t *eth_if = 0; int rv = 0; VALIDATE_SW_IF_INDEX (mp); si = vnet_get_sup_sw_interface (vnm, sw_if_index); if (si->type == VNET_SW_INTERFACE_TYPE_HARDWARE) eth_if = ethernet_get_interface (ðernet_main, si->hw_if_index); BAD_SW_IF_INDEX_LABEL; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; rmp = vl_msg_api_alloc (sizeof (*rmp)); rmp->_vl_msg_id = htons (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_GET_MAC_ADDRESS_REPLY); rmp->context = mp->context; rmp->retval = htonl (rv); if (!rv && eth_if) mac_address_encode (ð_if->address.mac, rmp->mac_address); vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_sw_interface_set_interface_name_t_handler ( vl_api_sw_interface_set_interface_name_t *mp) { vl_api_sw_interface_set_interface_name_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index); clib_error_t *error; int rv = 0; if (mp->name[0] == 0) { rv = VNET_API_ERROR_INVALID_VALUE; goto out; } if (si == 0) { rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; goto out; } error = vnet_rename_interface (vnm, si->hw_if_index, (char *) mp->name); if (error) { clib_error_free (error); rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; } out: REPLY_MACRO (VL_API_SW_INTERFACE_SET_INTERFACE_NAME_REPLY); } static void vl_api_sw_interface_set_rx_mode_t_handler (vl_api_sw_interface_set_rx_mode_t * mp) { vl_api_sw_interface_set_rx_mode_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_sw_interface_t *si; clib_error_t *error; int rv = 0; vnet_hw_if_rx_mode rx_mode; VALIDATE_SW_IF_INDEX (mp); si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { rv = VNET_API_ERROR_INVALID_VALUE; goto bad_sw_if_index; } rx_mode = (vnet_hw_if_rx_mode) ntohl (mp->mode); error = set_hw_interface_change_rx_mode (vnm, si->hw_if_index, mp->queue_id_valid, ntohl (mp->queue_id), (vnet_hw_if_rx_mode) rx_mode); if (error) { rv = VNET_API_ERROR_UNIMPLEMENTED; clib_error_report (error); goto out; } BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_MODE_REPLY); } static void send_interface_rx_placement_details (vpe_api_main_t * am, vl_api_registration_t * rp, u32 sw_if_index, u32 worker_id, u32 queue_id, u8 mode, u32 context) { vl_api_sw_interface_rx_placement_details_t *mp; mp = vl_msg_api_alloc (sizeof (*mp)); clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = htons (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_RX_PLACEMENT_DETAILS); mp->sw_if_index = htonl (sw_if_index); mp->queue_id = htonl (queue_id); mp->worker_id = htonl (worker_id); mp->mode = htonl (mode); mp->context = context; vl_api_send_msg (rp, (u8 *) mp); } static void vl_api_sw_interface_rx_placement_dump_t_handler (vl_api_sw_interface_rx_placement_dump_t * mp) { vnet_main_t *vnm = vnet_get_main (); vpe_api_main_t *am = &vpe_api_main; u32 sw_if_index = ntohl (mp->sw_if_index); vl_api_registration_t *reg; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; if (sw_if_index == ~0) { vnet_hw_if_rx_queue_t **all_queues = 0; vnet_hw_if_rx_queue_t **qptr; vnet_hw_if_rx_queue_t *q; pool_foreach (q, vnm->interface_main.hw_if_rx_queues) vec_add1 (all_queues, q); vec_sort_with_function (all_queues, vnet_hw_if_rxq_cmp_cli_api); vec_foreach (qptr, all_queues) { u32 current_thread = qptr[0]->thread_index; u32 hw_if_index = qptr[0]->hw_if_index; vnet_hw_interface_t *hw_if = vnet_get_hw_interface (vnm, hw_if_index); send_interface_rx_placement_details ( am, reg, hw_if->sw_if_index, current_thread, qptr[0]->queue_id, qptr[0]->mode, mp->context); } vec_free (all_queues); } else { int i; vnet_sw_interface_t *si; if (!vnet_sw_if_index_is_api_valid (sw_if_index)) { clib_warning ("sw_if_index %u does not exist", sw_if_index); goto bad_sw_if_index; } si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { clib_warning ("interface type is not HARDWARE! P2P, PIPE and SUB" " interfaces are not supported"); goto bad_sw_if_index; } vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, si->hw_if_index); for (i = 0; i < vec_len (hw->rx_queue_indices); i++) { vnet_hw_if_rx_queue_t *rxq = vnet_hw_if_get_rx_queue (vnm, hw->rx_queue_indices[i]); send_interface_rx_placement_details ( am, reg, hw->sw_if_index, rxq->thread_index, rxq->queue_id, rxq->mode, mp->context); } } BAD_SW_IF_INDEX_LABEL; } static void vl_api_sw_interface_set_rx_placement_t_handler (vl_api_sw_interface_set_rx_placement_t * mp) { vl_api_sw_interface_set_rx_placement_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ntohl (mp->sw_if_index); vnet_sw_interface_t *si; clib_error_t *error = 0; int rv = 0; VALIDATE_SW_IF_INDEX (mp); si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { rv = VNET_API_ERROR_INVALID_VALUE; goto bad_sw_if_index; } error = set_hw_interface_rx_placement (si->hw_if_index, ntohl (mp->queue_id), ntohl (mp->worker_id), mp->is_main); if (error) { rv = VNET_API_ERROR_UNIMPLEMENTED; clib_error_report (error); goto out; } BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_PLACEMENT_REPLY); } static void send_interface_tx_placement_details (vnet_hw_if_tx_queue_t **all_queues, u32 index, vl_api_registration_t *rp, u32 native_context) { vnet_main_t *vnm = vnet_get_main (); vl_api_sw_interface_tx_placement_details_t *rmp; u32 n_bits = 0, v = ~0; vnet_hw_if_tx_queue_t **q = vec_elt_at_index (all_queues, index); uword *bitmap = q[0]->threads; u32 hw_if_index = q[0]->hw_if_index; vnet_hw_interface_t *hw_if = vnet_get_hw_interface (vnm, hw_if_index); u32 context = clib_host_to_net_u32 (native_context); n_bits = clib_bitmap_count_set_bits (bitmap); u32 n = n_bits * sizeof (u32); REPLY_MACRO_DETAILS5_END (VL_API_SW_INTERFACE_TX_PLACEMENT_DETAILS, n, rp, context, ({ rmp->sw_if_index = hw_if->sw_if_index; rmp->queue_id = q[0]->queue_id; rmp->shared = q[0]->shared_queue; rmp->array_size = n_bits; v = clib_bitmap_first_set (bitmap); for (u32 i = 0; i < n_bits; i++) { rmp->threads[i] = v; v = clib_bitmap_next_set (bitmap, v + 1); } })); } static void vl_api_sw_interface_tx_placement_get_t_handler ( vl_api_sw_interface_tx_placement_get_t *mp) { vnet_main_t *vnm = vnet_get_main (); vl_api_sw_interface_tx_placement_get_reply_t *rmp = 0; vnet_hw_if_tx_queue_t **all_queues = 0; vnet_hw_if_tx_queue_t *q; u32 sw_if_index = mp->sw_if_index; i32 rv = 0; if (pool_elts (vnm->interface_main.hw_if_tx_queues) == 0) { rv = VNET_API_ERROR_NO_SUCH_ENTRY; goto err; } if (sw_if_index == ~0) { pool_foreach (q, vnm->interface_main.hw_if_tx_queues) vec_add1 (all_queues, q); vec_sort_with_function (all_queues, vnet_hw_if_txq_cmp_cli_api); } else { u32 qi = ~0; vnet_sw_interface_t *si; if (!vnet_sw_if_index_is_api_valid (sw_if_index)) { clib_warning ("sw_if_index %u does not exist", sw_if_index); rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; goto err; } si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { clib_warning ("interface type is not HARDWARE! P2P, PIPE and SUB" " interfaces are not supported"); rv = VNET_API_ERROR_INVALID_INTERFACE; goto err; } vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, si->hw_if_index); for (qi = 0; qi < vec_len (hw->tx_queue_indices); qi++) { q = vnet_hw_if_get_tx_queue (vnm, hw->tx_queue_indices[qi]); vec_add1 (all_queues, q); } } REPLY_AND_DETAILS_VEC_MACRO_END (VL_API_SW_INTERFACE_TX_PLACEMENT_GET_REPLY, all_queues, mp, rmp, rv, ({ send_interface_tx_placement_details ( all_queues, cursor, rp, mp->context); })); vec_free (all_queues); return; err: REPLY_MACRO_END (VL_API_SW_INTERFACE_TX_PLACEMENT_GET_REPLY); } static void vl_api_sw_interface_set_tx_placement_t_handler ( vl_api_sw_interface_set_tx_placement_t *mp) { vl_api_sw_interface_set_tx_placement_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = mp->sw_if_index; vnet_sw_interface_t *si; uword *bitmap = 0; u32 queue_id = ~0; u32 size = 0; clib_error_t *error = 0; int rv = 0; VALIDATE_SW_IF_INDEX_END (mp); si = vnet_get_sw_interface (vnm, sw_if_index); if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) { rv = VNET_API_ERROR_INVALID_VALUE; goto bad_sw_if_index; } size = mp->array_size; for (u32 i = 0; i < size; i++) { u32 thread_index = mp->threads[i]; bitmap = clib_bitmap_set (bitmap, thread_index, 1); } queue_id = mp->queue_id; rv = set_hw_interface_tx_queue (si->hw_if_index, queue_id, bitmap); switch (rv) { case VNET_API_ERROR_INVALID_VALUE: error = clib_error_return ( 0, "please specify valid thread(s) - last thread index %u", clib_bitmap_last_set (bitmap)); break; case VNET_API_ERROR_INVALID_QUEUE: error = clib_error_return ( 0, "unknown queue %u on interface %s", queue_id, vnet_get_hw_interface (vnet_get_main (), si->hw_if_index)->name); break; default: break; } if (error) { clib_error_report (error); goto out; } BAD_SW_IF_INDEX_LABEL; out: REPLY_MACRO_END (VL_API_SW_INTERFACE_SET_TX_PLACEMENT_REPLY); clib_bitmap_free (bitmap); } static void vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp) { vl_api_create_vlan_subif_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = (u32) ~ 0; vnet_hw_interface_t *hi; int rv = 0; u32 id; vnet_sw_interface_t template; uword *p; vnet_interface_main_t *im = &vnm->interface_main; u64 sup_and_sub_key; vl_api_registration_t *reg; clib_error_t *error; VALIDATE_SW_IF_INDEX (mp); hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index)); if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE) { rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED; goto out; } id = ntohl (mp->vlan_id); if (id == 0 || id > 4095) { rv = VNET_API_ERROR_INVALID_VLAN; goto out; } sup_and_sub_key = ((u64) (hi->sw_if_index) << 32) | (u64) id; p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key); if (p) { rv = VNET_API_ERROR_VLAN_ALREADY_EXISTS; goto out; } clib_memset (&template, 0, sizeof (template)); template.type = VNET_SW_INTERFACE_TYPE_SUB; template.flood_class = VNET_FLOOD_CLASS_NORMAL; template.sup_sw_if_index = hi->sw_if_index; template.sub.id = id; template.sub.eth.raw_flags = 0; template.sub.eth.flags.one_tag = 1; template.sub.eth.outer_vlan_id = id; template.sub.eth.flags.exact_match = 1; error = vnet_create_sw_interface (vnm, &template, &sw_if_index); if (error) { clib_error_report (error); rv = VNET_API_ERROR_INVALID_REGISTRATION; goto out; } u64 *kp = clib_mem_alloc (sizeof (*kp)); *kp = sup_and_sub_key; hash_set (hi->sub_interface_sw_if_index_by_id, id, sw_if_index); hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index); BAD_SW_IF_INDEX_LABEL; out: reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; rmp = vl_msg_api_alloc (sizeof (*rmp)); rmp->_vl_msg_id = htons (REPLY_MSG_ID_BASE + VL_API_CREATE_VLAN_SUBIF_REPLY); rmp->context = mp->context; rmp->retval = htonl (rv); rmp->sw_if_index = htonl (sw_if_index); vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_create_subif_t_handler (vl_api_create_subif_t * mp) { vl_api_create_subif_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); u32 sub_sw_if_index = ~0; vnet_hw_interface_t *hi; int rv = 0; VALIDATE_SW_IF_INDEX (mp); hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index)); if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE) rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED; else rv = vnet_create_sub_interface (ntohl (mp->sw_if_index), ntohl (mp->sub_id), ntohl (mp->sub_if_flags), ntohs (mp->inner_vlan_id), ntohs (mp->outer_vlan_id), &sub_sw_if_index); BAD_SW_IF_INDEX_LABEL; /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_CREATE_SUBIF_REPLY, ({ rmp->sw_if_index = ntohl(sub_sw_if_index); })); /* *INDENT-ON* */ } static void vl_api_delete_subif_t_handler (vl_api_delete_subif_t * mp) { vl_api_delete_subif_reply_t *rmp; int rv; rv = vnet_delete_sub_interface (ntohl (mp->sw_if_index)); REPLY_MACRO (VL_API_DELETE_SUBIF_REPLY); } static void vl_api_interface_name_renumber_t_handler (vl_api_interface_name_renumber_t * mp) { vl_api_interface_name_renumber_reply_t *rmp; int rv = 0; VALIDATE_SW_IF_INDEX (mp); rv = vnet_interface_name_renumber (ntohl (mp->sw_if_index), ntohl (mp->new_show_dev_instance)); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_INTERFACE_NAME_RENUMBER_REPLY); } static void vl_api_create_loopback_t_handler (vl_api_create_loopback_t * mp) { vl_api_create_loopback_reply_t *rmp; u32 sw_if_index; int rv; mac_address_t mac; mac_address_decode (mp->mac_address, &mac); rv = vnet_create_loopback_interface (&sw_if_index, (u8 *) & mac, 0, 0); /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_CREATE_LOOPBACK_REPLY, ({ rmp->sw_if_index = ntohl (sw_if_index); })); /* *INDENT-ON* */ } static void vl_api_create_loopback_instance_t_handler (vl_api_create_loopback_instance_t * mp) { vl_api_create_loopback_instance_reply_t *rmp; u32 sw_if_index; u8 is_specified = mp->is_specified; u32 user_instance = ntohl (mp->user_instance); int rv; mac_address_t mac; mac_address_decode (mp->mac_address, &mac); rv = vnet_create_loopback_interface (&sw_if_index, (u8 *) & mac, is_specified, user_instance); /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_CREATE_LOOPBACK_INSTANCE_REPLY, ({ rmp->sw_if_index = ntohl (sw_if_index); })); /* *INDENT-ON* */ } static void vl_api_delete_loopback_t_handler (vl_api_delete_loopback_t * mp) { vl_api_delete_loopback_reply_t *rmp; u32 sw_if_index; int rv; sw_if_index = ntohl (mp->sw_if_index); rv = vnet_delete_loopback_interface (sw_if_index); REPLY_MACRO (VL_API_DELETE_LOOPBACK_REPLY); } static void vl_api_collect_detailed_interface_stats_t_handler (vl_api_collect_detailed_interface_stats_t * mp) { vl_api_collect_detailed_interface_stats_reply_t *rmp; int rv = 0; rv = vnet_sw_interface_stats_collect_enable_disable (ntohl (mp->sw_if_index), mp->enable_disable); REPLY_MACRO (VL_API_COLLECT_DETAILED_INTERFACE_STATS_REPLY); } static void vl_api_sw_interface_address_replace_begin_t_handler (vl_api_sw_interface_address_replace_begin_t * mp) { vl_api_sw_interface_address_replace_begin_reply_t *rmp; int rv = 0; ip_interface_address_mark (); REPLY_MACRO (VL_API_SW_INTERFACE_ADDRESS_REPLACE_BEGIN_REPLY); } static void vl_api_sw_interface_address_replace_end_t_handler (vl_api_sw_interface_address_replace_end_t * mp) { vl_api_sw_interface_address_replace_end_reply_t *rmp; int rv = 0; ip_interface_address_sweep (); REPLY_MACRO (VL_API_SW_INTERFACE_ADDRESS_REPLACE_END_REPLY); } static void vl_api_pcap_trace_on_t_handler (vl_api_pcap_trace_on_t *mp) { vl_api_pcap_trace_on_reply_t *rmp; unformat_input_t filename, drop_err_name; vnet_pcap_dispatch_trace_args_t capture_args; int rv = 0; VALIDATE_SW_IF_INDEX (mp); unformat_init_cstring (&filename, (char *) mp->filename); if (!unformat_user (&filename, unformat_vlib_tmpfile, &capture_args.filename)) { rv = VNET_API_ERROR_ILLEGAL_NAME; goto out; } capture_args.rx_enable = mp->capture_rx; capture_args.tx_enable = mp->capture_tx; capture_args.preallocate_data = mp->preallocate_data; capture_args.free_data = mp->free_data; capture_args.drop_enable = mp->capture_drop; capture_args.status = 0; capture_args.packets_to_capture = ntohl (mp->max_packets); capture_args.sw_if_index = ntohl (mp->sw_if_index); capture_args.filter = mp->filter; capture_args.max_bytes_per_pkt = ntohl (mp->max_bytes_per_packet); capture_args.drop_err = ~0; unformat_init_cstring (&drop_err_name, (char *) mp->error); unformat_user (&drop_err_name, unformat_vlib_error, vlib_get_main (), &capture_args.drop_err); rv = vnet_pcap_dispatch_trace_configure (&capture_args); BAD_SW_IF_INDEX_LABEL; out: unformat_free (&filename); unformat_free (&drop_err_name); REPLY_MACRO (VL_API_PCAP_TRACE_ON_REPLY); } static void vl_api_pcap_trace_off_t_handler (vl_api_pcap_trace_off_t *mp) { vl_api_pcap_trace_off_reply_t *rmp; vnet_pcap_dispatch_trace_args_t capture_args; int rv = 0; clib_memset (&capture_args, 0, sizeof (capture_args)); rv = vnet_pcap_dispatch_trace_configure (&capture_args); REPLY_MACRO (VL_API_PCAP_TRACE_OFF_REPLY); } /* * vpe_api_hookup * Add vpe's API message handlers to the table. * vlib has already mapped shared memory and * added the client registration handlers. * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() */ pub_sub_handler (interface_events, INTERFACE_EVENTS); #include <vnet/interface.api.c> static clib_error_t * interface_api_hookup (vlib_main_t * vm) { api_main_t *am = vlibapi_get_main (); /* * Set up the (msg_name, crc, message-id) table */ REPLY_MSG_ID_BASE = setup_message_id_table (); /* Mark these APIs as mp safe */ vl_api_set_msg_thread_safe (am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_DUMP, 1); vl_api_set_msg_thread_safe ( am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_DETAILS, 1); vl_api_set_msg_thread_safe ( am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_TAG_ADD_DEL, 1); vl_api_set_msg_thread_safe ( am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_SET_INTERFACE_NAME, 1); /* Do not replay VL_API_SW_INTERFACE_DUMP messages */ vl_api_allow_msg_replay (am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_DUMP, 0); /* Mark these APIs as autoendian */ vl_api_set_msg_autoendian ( am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_SET_TX_PLACEMENT, 1); vl_api_set_msg_autoendian ( am, REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_TX_PLACEMENT_GET, 1); return 0; } VLIB_API_INIT_FUNCTION (interface_api_hookup); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */