diff options
Diffstat (limited to 'src/vnet/ip/ip_api.c')
-rw-r--r-- | src/vnet/ip/ip_api.c | 146 |
1 files changed, 143 insertions, 3 deletions
diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c index 9cd625799b6..0a055118732 100644 --- a/src/vnet/ip/ip_api.c +++ b/src/vnet/ip/ip_api.c @@ -78,6 +78,7 @@ _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \ _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \ _(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_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \ _(RESET_FIB, reset_fib) \ @@ -90,6 +91,7 @@ _(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) \ @@ -1651,6 +1653,32 @@ vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp) } 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) { @@ -2181,7 +2209,7 @@ nd_change_delete_callback (u32 pool_index, u8 * notused) static vlib_node_registration_t wc_arp_process_node; enum -{ WC_ARP_REPORT, WC_ND_REPORT }; +{ 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) @@ -2280,6 +2308,74 @@ wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) /* *INDENT-ON* */ } } + else if (event_type == RA_REPORT) + { + ra_report_t *ra_events = event_data; + for (i = 0; i < vec_len (ra_events); i++) + { + 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* */ + } + } vlib_process_put_event_data (vm, event_data); } @@ -2345,7 +2441,7 @@ vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp) 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, WC_ARP_REPORT); + wc_arp_set_publisher_node (~0, REPORT_MAX); goto reply; } } @@ -2430,7 +2526,7 @@ vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp) 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, 2); + wc_nd_set_publisher_node (~0, REPORT_MAX); goto reply; } } @@ -2485,6 +2581,50 @@ reply: } static void +vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp) +{ + vpe_api_main_t *am = &vpe_api_main; + vl_api_want_ip6_ra_events_reply_t *rmp; + int rv = 0; + + uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index); + vpe_client_registration_t *rp; + if (p) + { + if (mp->enable_disable) + { + clib_warning ("pid %d: already enabled...", ntohl (mp->pid)); + rv = VNET_API_ERROR_INVALID_REGISTRATION; + goto reply; + } + else + { + rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]); + pool_put (am->ip6_ra_events_registrations, rp); + hash_unset (am->ip6_ra_events_registration_hash, mp->client_index); + if (pool_elts (am->ip6_ra_events_registrations) == 0) + ra_set_publisher_node (~0, REPORT_MAX); + goto reply; + } + } + if (mp->enable_disable == 0) + { + clib_warning ("pid %d: already disabled...", ntohl (mp->pid)); + rv = VNET_API_ERROR_INVALID_REGISTRATION; + goto reply; + } + pool_get (am->ip6_ra_events_registrations, rp); + rp->client_index = mp->client_index; + rp->client_pid = ntohl (mp->pid); + hash_set (am->ip6_ra_events_registration_hash, rp->client_index, + rp - am->ip6_ra_events_registrations); + ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT); + +reply: + REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY); +} + +static void vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp) { vl_api_proxy_arp_add_del_reply_t *rmp; 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