diff options
Diffstat (limited to 'src/vnet/dhcp/dhcp_api.c')
| -rw-r--r-- | src/vnet/dhcp/dhcp_api.c | 420 |
1 files changed, 0 insertions, 420 deletions
diff --git a/src/vnet/dhcp/dhcp_api.c b/src/vnet/dhcp/dhcp_api.c deleted file mode 100644 index 252f2df7d6b..00000000000 --- a/src/vnet/dhcp/dhcp_api.c +++ /dev/null @@ -1,420 +0,0 @@ -/* - *------------------------------------------------------------------ - * dhcp_api.c - dhcp api - * - * Copyright (c) 2016 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------ - */ - -#include <vnet/vnet.h> -#include <vlibmemory/api.h> - -#include <vnet/interface.h> -#include <vnet/api_errno.h> -#include <vnet/dhcp/dhcp_proxy.h> -#include <vnet/dhcp/client.h> -#include <vnet/dhcp/dhcp6_pd_client_dp.h> -#include <vnet/dhcp/dhcp6_ia_na_client_dp.h> -#include <vnet/dhcp/dhcp6_client_common_dp.h> -#include <vnet/fib/fib_table.h> -#include <vnet/ip/ip_types_api.h> - -#include <vnet/vnet_msg_enum.h> - -#define vl_typedefs /* define message structures */ -#include <vnet/vnet_all_api_h.h> -#undef vl_typedefs - -#define vl_endianfun /* define message structures */ -#include <vnet/vnet_all_api_h.h> -#undef vl_endianfun - -/* instantiate all the print functions we know about */ -#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) -#define vl_printfun -#include <vnet/vnet_all_api_h.h> -#undef vl_printfun - -#include <vlibapi/api_helper_macros.h> - -#define foreach_vpe_api_msg \ -_(DHCP_PROXY_CONFIG,dhcp_proxy_config) \ -_(DHCP_PROXY_DUMP,dhcp_proxy_dump) \ -_(DHCP_PROXY_SET_VSS,dhcp_proxy_set_vss) \ -_(DHCP_CLIENT_CONFIG, dhcp_client_config) \ -_(DHCP_CLIENT_DUMP, dhcp_client_dump) \ -_(WANT_DHCP6_PD_REPLY_EVENTS, want_dhcp6_pd_reply_events) \ -_(DHCP6_PD_SEND_CLIENT_MESSAGE, dhcp6_pd_send_client_message) \ -_(WANT_DHCP6_REPLY_EVENTS, want_dhcp6_reply_events) \ -_(DHCP6_SEND_CLIENT_MESSAGE, dhcp6_send_client_message) \ -_(DHCP6_CLIENTS_ENABLE_DISABLE, dhcp6_clients_enable_disable) \ -_(DHCP6_DUID_LL_SET, dhcp6_duid_ll_set) - - -static void -vl_api_dhcp_proxy_set_vss_t_handler (vl_api_dhcp_proxy_set_vss_t * mp) -{ - vl_api_dhcp_proxy_set_vss_reply_t *rmp; - u8 *vpn_ascii_id; - int rv; - - mp->vpn_ascii_id[sizeof (mp->vpn_ascii_id) - 1] = 0; - vpn_ascii_id = format (0, "%s", mp->vpn_ascii_id); - rv = - dhcp_proxy_set_vss ((mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4), - ntohl (mp->tbl_id), ntohl (mp->vss_type), - vpn_ascii_id, ntohl (mp->oui), ntohl (mp->vpn_index), - mp->is_add == 0); - - REPLY_MACRO (VL_API_DHCP_PROXY_SET_VSS_REPLY); -} - - -static void vl_api_dhcp_proxy_config_t_handler - (vl_api_dhcp_proxy_config_t * mp) -{ - vl_api_dhcp_proxy_set_vss_reply_t *rmp; - ip46_address_t src, server; - int rv = -1; - - if (mp->dhcp_src_address.af != mp->dhcp_server.af) - { - rv = VNET_API_ERROR_INVALID_ARGUMENT; - goto reply; - } - - ip_address_decode (&mp->dhcp_src_address, &src); - ip_address_decode (&mp->dhcp_server, &server); - - if (mp->dhcp_src_address.af == ADDRESS_IP4) - { - rv = dhcp4_proxy_set_server (&server, - &src, - (u32) ntohl (mp->rx_vrf_id), - (u32) ntohl (mp->server_vrf_id), - (int) (mp->is_add == 0)); - } - else - { - rv = dhcp6_proxy_set_server (&server, - &src, - (u32) ntohl (mp->rx_vrf_id), - (u32) ntohl (mp->server_vrf_id), - (int) (mp->is_add == 0)); - } - -reply: - REPLY_MACRO (VL_API_DHCP_PROXY_CONFIG_REPLY); -} - -static void -vl_api_dhcp_proxy_dump_t_handler (vl_api_dhcp_proxy_dump_t * mp) -{ - vl_api_registration_t *reg; - - reg = vl_api_client_index_to_registration (mp->client_index); - if (!reg) - return;; - - dhcp_proxy_dump ((mp->is_ip6 == 1 ? - FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4), reg, mp->context); -} - -void -dhcp_send_details (fib_protocol_t proto, - void *opaque, u32 context, dhcp_proxy_t * proxy) -{ - vl_api_dhcp_proxy_details_t *mp; - vl_api_registration_t *reg = opaque; - vl_api_dhcp_server_t *v_server; - dhcp_server_t *server; - fib_table_t *s_fib; - dhcp_vss_t *vss; - u32 count; - size_t n; - - count = vec_len (proxy->dhcp_servers); - n = sizeof (*mp) + (count * sizeof (vl_api_dhcp_server_t)); - mp = vl_msg_api_alloc (n); - if (!mp) - return; - clib_memset (mp, 0, n); - mp->_vl_msg_id = ntohs (VL_API_DHCP_PROXY_DETAILS); - mp->context = context; - mp->count = count; - - mp->is_ipv6 = (proto == FIB_PROTOCOL_IP6); - mp->rx_vrf_id = - htonl (dhcp_proxy_rx_table_get_table_id (proto, proxy->rx_fib_index)); - - vss = dhcp_get_vss_info (&dhcp_proxy_main, proxy->rx_fib_index, proto); - - if (vss) - { - mp->vss_type = ntohl (vss->vss_type); - if (vss->vss_type == VSS_TYPE_ASCII) - { - u32 id_len = vec_len (vss->vpn_ascii_id); - clib_memcpy (mp->vss_vpn_ascii_id, vss->vpn_ascii_id, id_len); - } - else if (vss->vss_type == VSS_TYPE_VPN_ID) - { - u32 oui = ((u32) vss->vpn_id[0] << 16) + ((u32) vss->vpn_id[1] << 8) - + ((u32) vss->vpn_id[2]); - u32 fib_id = ((u32) vss->vpn_id[3] << 24) + - ((u32) vss->vpn_id[4] << 16) + ((u32) vss->vpn_id[5] << 8) + - ((u32) vss->vpn_id[6]); - mp->vss_oui = htonl (oui); - mp->vss_fib_id = htonl (fib_id); - } - } - else - mp->vss_type = VSS_TYPE_INVALID; - - vec_foreach_index (count, proxy->dhcp_servers) - { - server = &proxy->dhcp_servers[count]; - v_server = &mp->servers[count]; - - s_fib = fib_table_get (server->server_fib_index, proto); - - v_server->server_vrf_id = htonl (s_fib->ft_table_id); - - if (mp->is_ipv6) - { - memcpy (&v_server->dhcp_server.un, &server->dhcp_server.ip6, 16); - } - else - { - /* put the address in the first bytes */ - memcpy (&v_server->dhcp_server.un, &server->dhcp_server.ip4, 4); - } - } - - if (mp->is_ipv6) - { - memcpy (&mp->dhcp_src_address.un, &proxy->dhcp_src_address.ip6, 16); - } - else - { - /* put the address in the first bytes */ - memcpy (&mp->dhcp_src_address.un, &proxy->dhcp_src_address.ip4, 4); - } - vl_api_send_msg (reg, (u8 *) mp); -} - -static void -dhcp_client_lease_encode (vl_api_dhcp_lease_t * lease, - const dhcp_client_t * client) -{ - size_t len; - u8 i; - - lease->is_ipv6 = 0; // only support IPv6 clients - lease->sw_if_index = ntohl (client->sw_if_index); - lease->state = ntohl (client->state); - len = clib_min (sizeof (lease->hostname) - 1, vec_len (client->hostname)); - clib_memcpy (&lease->hostname, client->hostname, len); - lease->hostname[len] = 0; - - lease->mask_width = client->subnet_mask_width; - clib_memcpy (&lease->host_address.un, (u8 *) & client->leased_address, - sizeof (ip4_address_t)); - clib_memcpy (&lease->router_address.un, (u8 *) & client->router_address, - sizeof (ip4_address_t)); - - lease->count = vec_len (client->domain_server_address); - for (i = 0; i < lease->count; i++) - clib_memcpy (&lease->domain_server[i].address, - (u8 *) & client->domain_server_address[i], - sizeof (ip4_address_t)); - - clib_memcpy (&lease->host_mac[0], client->client_hardware_address, 6); -} - -static void -dhcp_client_data_encode (vl_api_dhcp_client_t * vclient, - const dhcp_client_t * client) -{ - size_t len; - - vclient->sw_if_index = ntohl (client->sw_if_index); - len = clib_min (sizeof (vclient->hostname) - 1, vec_len (client->hostname)); - clib_memcpy (&vclient->hostname, client->hostname, len); - vclient->hostname[len] = 0; - - len = clib_min (sizeof (vclient->id) - 1, - vec_len (client->client_identifier)); - clib_memcpy (&vclient->id, client->client_identifier, len); - vclient->id[len] = 0; - - if (NULL != client->event_callback) - vclient->want_dhcp_event = 1; - else - vclient->want_dhcp_event = 0; - vclient->set_broadcast_flag = client->set_broadcast_flag; - vclient->dscp = ip_dscp_encode (client->dscp); - vclient->pid = client->pid; -} - -static void -dhcp_compl_event_callback (u32 client_index, const dhcp_client_t * client) -{ - vl_api_registration_t *reg; - vl_api_dhcp_compl_event_t *mp; - - reg = vl_api_client_index_to_registration (client_index); - if (!reg) - return; - - mp = vl_msg_api_alloc (sizeof (*mp)); - mp->client_index = client_index; - mp->pid = client->pid; - dhcp_client_lease_encode (&mp->lease, client); - - mp->_vl_msg_id = ntohs (VL_API_DHCP_COMPL_EVENT); - - vl_api_send_msg (reg, (u8 *) mp); -} - -static void vl_api_dhcp_client_config_t_handler - (vl_api_dhcp_client_config_t * mp) -{ - vlib_main_t *vm = vlib_get_main (); - vl_api_dhcp_client_config_reply_t *rmp; - u32 sw_if_index; - ip_dscp_t dscp; - int rv = 0; - - VALIDATE_SW_IF_INDEX (&(mp->client)); - - sw_if_index = ntohl (mp->client.sw_if_index); - dscp = ip_dscp_decode (mp->client.dscp); - - rv = dhcp_client_config (mp->is_add, - mp->client_index, - vm, - sw_if_index, - mp->client.hostname, - mp->client.id, - (mp->client.want_dhcp_event ? - dhcp_compl_event_callback : - NULL), - mp->client.set_broadcast_flag, - dscp, mp->client.pid); - - BAD_SW_IF_INDEX_LABEL; - REPLY_MACRO (VL_API_DHCP_CLIENT_CONFIG_REPLY); -} - -typedef struct dhcp_client_send_walk_ctx_t_ -{ - vl_api_registration_t *reg; - u32 context; -} dhcp_client_send_walk_ctx_t; - -static int -send_dhcp_client_entry (const dhcp_client_t * client, void *arg) -{ - dhcp_client_send_walk_ctx_t *ctx; - vl_api_dhcp_client_details_t *mp; - - ctx = arg; - - mp = vl_msg_api_alloc (sizeof (*mp)); - clib_memset (mp, 0, sizeof (*mp)); - - mp->_vl_msg_id = ntohs (VL_API_DHCP_CLIENT_DETAILS); - mp->context = ctx->context; - - dhcp_client_data_encode (&mp->client, client); - dhcp_client_lease_encode (&mp->lease, client); - - vl_api_send_msg (ctx->reg, (u8 *) mp); - - return (1); -} - -static void -vl_api_dhcp_client_dump_t_handler (vl_api_dhcp_client_dump_t * mp) -{ - vl_api_registration_t *reg; - - reg = vl_api_client_index_to_registration (mp->client_index); - if (!reg) - return; - - dhcp_client_send_walk_ctx_t ctx = { - .reg = reg, - .context = mp->context, - }; - dhcp_client_walk (send_dhcp_client_entry, &ctx); -} - -/* - * dhcp_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() - */ -#define vl_msg_name_crc_list -#include <vnet/vnet_all_api_h.h> -#undef vl_msg_name_crc_list - -static void -setup_message_id_table (api_main_t * am) -{ -#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); - foreach_vl_msg_name_crc_dhcp; -#undef _ -} - -static clib_error_t * -dhcp_api_hookup (vlib_main_t * vm) -{ - api_main_t *am = &api_main; - -#define _(N,n) \ - vl_msg_api_set_handlers(VL_API_##N, #n, \ - vl_api_##n##_t_handler, \ - vl_noop_handler, \ - vl_api_##n##_t_endian, \ - vl_api_##n##_t_print, \ - sizeof(vl_api_##n##_t), 1); - foreach_vpe_api_msg; -#undef _ - - /* - * Set up the (msg_name, crc, message-id) table - */ - setup_message_id_table (am); - - dhcp6_pd_set_publisher_node (dhcp6_pd_reply_process_node.index, - DHCP6_PD_DP_REPLY_REPORT); - dhcp6_set_publisher_node (dhcp6_reply_process_node.index, - DHCP6_DP_REPLY_REPORT); - - return 0; -} - -VLIB_API_INIT_FUNCTION (dhcp_api_hookup); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |