Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015 Cisco and/or its affiliates. |
| 3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | * you may not use this file except in compliance with the License. |
| 5 | * You may obtain a copy of the License at: |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | * See the License for the specific language governing permissions and |
| 13 | * limitations under the License. |
| 14 | */ |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 15 | /** |
| 16 | * @file |
| 17 | * @brief Common utility functions for IPv4 and IPv6 VXLAN GPE tunnels |
| 18 | * |
| 19 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 20 | #include <vnet/vxlan-gpe/vxlan_gpe.h> |
Neale Ranns | 0bfe5d8 | 2016-08-25 15:29:12 +0100 | [diff] [blame] | 21 | #include <vnet/fib/fib.h> |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 22 | #include <vnet/ip/format.h> |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 23 | |
| 24 | vxlan_gpe_main_t vxlan_gpe_main; |
| 25 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 26 | /** |
| 27 | * @brief Tracing function for VXLAN GPE tunnel packets |
| 28 | * |
| 29 | * @param *s formatting string |
| 30 | * @param *args |
| 31 | * |
| 32 | * @return *s formatted string |
| 33 | * |
| 34 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 35 | u8 * format_vxlan_gpe_tunnel (u8 * s, va_list * args) |
| 36 | { |
| 37 | vxlan_gpe_tunnel_t * t = va_arg (*args, vxlan_gpe_tunnel_t *); |
| 38 | vxlan_gpe_main_t * gm = &vxlan_gpe_main; |
| 39 | |
| 40 | s = format (s, "[%d] local: %U remote: %U ", |
| 41 | t - gm->tunnels, |
Hongjun Ni | c8af24f | 2016-08-05 00:58:20 +0800 | [diff] [blame] | 42 | format_ip46_address, &t->local, IP46_TYPE_ANY, |
| 43 | format_ip46_address, &t->remote, IP46_TYPE_ANY); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 44 | |
| 45 | s = format (s, " vxlan VNI %d ", t->vni); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 46 | |
| 47 | switch (t->protocol) |
| 48 | { |
| 49 | case VXLAN_GPE_PROTOCOL_IP4: |
| 50 | s = format (s, "next-protocol ip4"); |
Hongjun Ni | 4a71314 | 2016-05-24 02:54:10 +0800 | [diff] [blame] | 51 | break; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 52 | case VXLAN_GPE_PROTOCOL_IP6: |
| 53 | s = format (s, "next-protocol ip6"); |
Hongjun Ni | 4a71314 | 2016-05-24 02:54:10 +0800 | [diff] [blame] | 54 | break; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 55 | case VXLAN_GPE_PROTOCOL_ETHERNET: |
| 56 | s = format (s, "next-protocol ethernet"); |
Hongjun Ni | 4a71314 | 2016-05-24 02:54:10 +0800 | [diff] [blame] | 57 | break; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 58 | case VXLAN_GPE_PROTOCOL_NSH: |
| 59 | s = format (s, "next-protocol nsh"); |
Hongjun Ni | 4a71314 | 2016-05-24 02:54:10 +0800 | [diff] [blame] | 60 | break; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 61 | default: |
| 62 | s = format (s, "next-protocol unknown %d", t->protocol); |
| 63 | } |
| 64 | |
| 65 | s = format (s, " fibs: (encap %d, decap %d)", |
| 66 | t->encap_fib_index, |
| 67 | t->decap_fib_index); |
| 68 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 69 | return s; |
| 70 | } |
| 71 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 72 | /** |
| 73 | * @brief Naming for VXLAN GPE tunnel |
| 74 | * |
| 75 | * @param *s formatting string |
| 76 | * @param *args |
| 77 | * |
| 78 | * @return *s formatted string |
| 79 | * |
| 80 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 81 | static u8 * format_vxlan_gpe_name (u8 * s, va_list * args) |
| 82 | { |
Hongjun Ni | 0e06e2b | 2016-05-30 19:45:51 +0800 | [diff] [blame] | 83 | u32 dev_instance = va_arg (*args, u32); |
| 84 | return format (s, "vxlan_gpe_tunnel%d", dev_instance); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 85 | } |
| 86 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 87 | static uword dummy_interface_tx (vlib_main_t * vm, |
| 88 | vlib_node_runtime_t * node, |
| 89 | vlib_frame_t * frame) |
| 90 | { |
| 91 | clib_warning ("you shouldn't be here, leaking buffers..."); |
| 92 | return frame->n_vectors; |
| 93 | } |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 94 | |
| 95 | /** |
| 96 | * @brief CLI function for VXLAN GPE admin up/down |
| 97 | * |
| 98 | * @param *vnm |
| 99 | * @param hw_if_index |
| 100 | * @param flag |
| 101 | * |
| 102 | * @return *rc |
| 103 | * |
| 104 | */ |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 105 | static clib_error_t * |
| 106 | vxlan_gpe_interface_admin_up_down (vnet_main_t * vnm, u32 hw_if_index, u32 flags) |
| 107 | { |
| 108 | if (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) |
| 109 | vnet_hw_interface_set_flags (vnm, hw_if_index, VNET_HW_INTERFACE_FLAG_LINK_UP); |
| 110 | else |
| 111 | vnet_hw_interface_set_flags (vnm, hw_if_index, 0); |
| 112 | |
| 113 | return 0; |
| 114 | } |
| 115 | |
Hongjun Ni | 0e06e2b | 2016-05-30 19:45:51 +0800 | [diff] [blame] | 116 | VNET_DEVICE_CLASS (vxlan_gpe_device_class,static) = { |
| 117 | .name = "VXLAN_GPE", |
| 118 | .format_device_name = format_vxlan_gpe_name, |
| 119 | .format_tx_trace = format_vxlan_gpe_encap_trace, |
| 120 | .tx_function = dummy_interface_tx, |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 121 | .admin_up_down_function = vxlan_gpe_interface_admin_up_down, |
Hongjun Ni | 0e06e2b | 2016-05-30 19:45:51 +0800 | [diff] [blame] | 122 | }; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 123 | |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 124 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 125 | /** |
| 126 | * @brief Formatting function for tracing VXLAN GPE with length |
| 127 | * |
| 128 | * @param *s |
| 129 | * @param *args |
| 130 | * |
| 131 | * @return *s |
| 132 | * |
| 133 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 134 | static u8 * format_vxlan_gpe_header_with_length (u8 * s, va_list * args) |
| 135 | { |
| 136 | u32 dev_instance = va_arg (*args, u32); |
| 137 | s = format (s, "unimplemented dev %u", dev_instance); |
| 138 | return s; |
| 139 | } |
| 140 | |
| 141 | VNET_HW_INTERFACE_CLASS (vxlan_gpe_hw_class) = { |
| 142 | .name = "VXLAN_GPE", |
| 143 | .format_header = format_vxlan_gpe_header_with_length, |
Neale Ranns | b80c536 | 2016-10-08 13:03:40 +0100 | [diff] [blame] | 144 | .build_rewrite = default_build_rewrite, |
| 145 | .flags = VNET_HW_INTERFACE_CLASS_FLAG_P2P, |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 146 | }; |
| 147 | |
| 148 | |
| 149 | #define foreach_gpe_copy_field \ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 150 | _(vni) \ |
| 151 | _(protocol) \ |
| 152 | _(encap_fib_index) \ |
Hongjun Ni | 7deb139 | 2016-06-15 22:49:23 +0800 | [diff] [blame] | 153 | _(decap_fib_index) |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 154 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 155 | #define foreach_copy_ipv4 { \ |
| 156 | _(local.ip4.as_u32) \ |
| 157 | _(remote.ip4.as_u32) \ |
| 158 | } |
| 159 | |
| 160 | #define foreach_copy_ipv6 { \ |
| 161 | _(local.ip6.as_u64[0]) \ |
| 162 | _(local.ip6.as_u64[1]) \ |
| 163 | _(remote.ip6.as_u64[0]) \ |
| 164 | _(remote.ip6.as_u64[1]) \ |
| 165 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 166 | |
| 167 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 168 | /** |
| 169 | * @brief Calculate IPv4 VXLAN GPE rewrite header |
| 170 | * |
| 171 | * @param *t |
| 172 | * |
| 173 | * @return rc |
| 174 | * |
| 175 | */ |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 176 | int vxlan4_gpe_rewrite (vxlan_gpe_tunnel_t * t, u32 extension_size, |
| 177 | u8 protocol_override, uword encap_next_node) |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 178 | { |
| 179 | u8 *rw = 0; |
| 180 | ip4_header_t * ip0; |
| 181 | ip4_vxlan_gpe_header_t * h0; |
| 182 | int len; |
| 183 | |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 184 | len = sizeof (*h0) + extension_size; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 185 | |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 186 | vec_free(t->rewrite); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 187 | vec_validate_aligned (rw, len-1, CLIB_CACHE_LINE_BYTES); |
| 188 | |
| 189 | h0 = (ip4_vxlan_gpe_header_t *) rw; |
| 190 | |
| 191 | /* Fixed portion of the (outer) ip4 header */ |
| 192 | ip0 = &h0->ip4; |
| 193 | ip0->ip_version_and_header_length = 0x45; |
| 194 | ip0->ttl = 254; |
| 195 | ip0->protocol = IP_PROTOCOL_UDP; |
| 196 | |
| 197 | /* we fix up the ip4 header length and checksum after-the-fact */ |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 198 | ip0->src_address.as_u32 = t->local.ip4.as_u32; |
| 199 | ip0->dst_address.as_u32 = t->remote.ip4.as_u32; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 200 | ip0->checksum = ip4_header_checksum (ip0); |
| 201 | |
| 202 | /* UDP header, randomize src port on something, maybe? */ |
| 203 | h0->udp.src_port = clib_host_to_net_u16 (4790); |
| 204 | h0->udp.dst_port = clib_host_to_net_u16 (UDP_DST_PORT_vxlan_gpe); |
| 205 | |
| 206 | /* VXLAN header. Are we having fun yet? */ |
| 207 | h0->vxlan.flags = VXLAN_GPE_FLAGS_I | VXLAN_GPE_FLAGS_P; |
| 208 | h0->vxlan.ver_res = VXLAN_GPE_VERSION; |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 209 | if (protocol_override) |
| 210 | { |
| 211 | h0->vxlan.protocol = protocol_override; |
| 212 | } |
| 213 | else |
| 214 | { |
| 215 | h0->vxlan.protocol = t->protocol; |
| 216 | } |
| 217 | t->rewrite_size = sizeof(ip4_vxlan_gpe_header_t) + extension_size; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 218 | h0->vxlan.vni_res = clib_host_to_net_u32 (t->vni<<8); |
| 219 | |
| 220 | t->rewrite = rw; |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 221 | t->encap_next_node = encap_next_node; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 222 | return (0); |
| 223 | } |
| 224 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 225 | /** |
| 226 | * @brief Calculate IPv6 VXLAN GPE rewrite header |
| 227 | * |
| 228 | * @param *t |
| 229 | * |
| 230 | * @return rc |
| 231 | * |
| 232 | */ |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 233 | int vxlan6_gpe_rewrite (vxlan_gpe_tunnel_t * t, u32 extension_size, |
| 234 | u8 protocol_override, uword encap_next_node) |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 235 | { |
| 236 | u8 *rw = 0; |
| 237 | ip6_header_t * ip0; |
| 238 | ip6_vxlan_gpe_header_t * h0; |
| 239 | int len; |
| 240 | |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 241 | len = sizeof (*h0) + extension_size; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 242 | |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 243 | vec_free(t->rewrite); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 244 | vec_validate_aligned (rw, len-1, CLIB_CACHE_LINE_BYTES); |
| 245 | |
| 246 | h0 = (ip6_vxlan_gpe_header_t *) rw; |
| 247 | |
| 248 | /* Fixed portion of the (outer) ip4 header */ |
| 249 | ip0 = &h0->ip6; |
| 250 | ip0->ip_version_traffic_class_and_flow_label = clib_host_to_net_u32(6 << 28); |
| 251 | ip0->hop_limit = 255; |
| 252 | ip0->protocol = IP_PROTOCOL_UDP; |
| 253 | |
| 254 | ip0->src_address.as_u64[0] = t->local.ip6.as_u64[0]; |
| 255 | ip0->src_address.as_u64[1] = t->local.ip6.as_u64[1]; |
| 256 | ip0->dst_address.as_u64[0] = t->remote.ip6.as_u64[0]; |
| 257 | ip0->dst_address.as_u64[1] = t->remote.ip6.as_u64[1]; |
| 258 | |
| 259 | /* UDP header, randomize src port on something, maybe? */ |
| 260 | h0->udp.src_port = clib_host_to_net_u16 (4790); |
| 261 | h0->udp.dst_port = clib_host_to_net_u16 (UDP_DST_PORT_vxlan_gpe); |
| 262 | |
| 263 | /* VXLAN header. Are we having fun yet? */ |
| 264 | h0->vxlan.flags = VXLAN_GPE_FLAGS_I | VXLAN_GPE_FLAGS_P; |
| 265 | h0->vxlan.ver_res = VXLAN_GPE_VERSION; |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 266 | if (protocol_override) |
| 267 | { |
| 268 | h0->vxlan.protocol = t->protocol; |
| 269 | } |
| 270 | else |
| 271 | { |
| 272 | h0->vxlan.protocol = protocol_override; |
| 273 | } |
| 274 | t->rewrite_size = sizeof(ip4_vxlan_gpe_header_t) + extension_size; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 275 | h0->vxlan.vni_res = clib_host_to_net_u32 (t->vni<<8); |
| 276 | |
| 277 | t->rewrite = rw; |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 278 | t->encap_next_node = encap_next_node; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 279 | return (0); |
| 280 | } |
| 281 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 282 | /** |
| 283 | * @brief Add or Del a VXLAN GPE tunnel |
| 284 | * |
| 285 | * @param *a |
| 286 | * @param *sw_if_index |
| 287 | * |
| 288 | * @return rc |
| 289 | * |
| 290 | */ |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 291 | int vnet_vxlan_gpe_add_del_tunnel |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 292 | (vnet_vxlan_gpe_add_del_tunnel_args_t *a, u32 * sw_if_indexp) |
| 293 | { |
| 294 | vxlan_gpe_main_t * gm = &vxlan_gpe_main; |
| 295 | vxlan_gpe_tunnel_t *t = 0; |
| 296 | vnet_main_t * vnm = gm->vnet_main; |
| 297 | vnet_hw_interface_t * hi; |
| 298 | uword * p; |
| 299 | u32 hw_if_index = ~0; |
| 300 | u32 sw_if_index = ~0; |
| 301 | int rv; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 302 | vxlan4_gpe_tunnel_key_t key4, *key4_copy; |
| 303 | vxlan6_gpe_tunnel_key_t key6, *key6_copy; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 304 | hash_pair_t *hp; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 305 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 306 | if (!a->is_ip6) |
| 307 | { |
| 308 | key4.local = a->local.ip4.as_u32; |
| 309 | key4.remote = a->remote.ip4.as_u32; |
| 310 | key4.vni = clib_host_to_net_u32 (a->vni << 8); |
| 311 | key4.pad = 0; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 312 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 313 | p = hash_get_mem(gm->vxlan4_gpe_tunnel_by_key, &key4); |
| 314 | } |
| 315 | else |
| 316 | { |
| 317 | key6.local.as_u64[0] = a->local.ip6.as_u64[0]; |
| 318 | key6.local.as_u64[1] = a->local.ip6.as_u64[1]; |
| 319 | key6.remote.as_u64[0] = a->remote.ip6.as_u64[0]; |
| 320 | key6.remote.as_u64[1] = a->remote.ip6.as_u64[1]; |
| 321 | key6.vni = clib_host_to_net_u32 (a->vni << 8); |
| 322 | |
Florin Coras | 1d3b2ab | 2016-05-31 15:53:44 +0300 | [diff] [blame] | 323 | p = hash_get_mem(gm->vxlan6_gpe_tunnel_by_key, &key6); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 324 | } |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 325 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 326 | if (a->is_add) |
| 327 | { |
| 328 | /* adding a tunnel: tunnel must not already exist */ |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 329 | if (p) |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 330 | return VNET_API_ERROR_INVALID_VALUE; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 331 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 332 | pool_get_aligned (gm->tunnels, t, CLIB_CACHE_LINE_BYTES); |
| 333 | memset (t, 0, sizeof (*t)); |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 334 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 335 | /* copy from arg structure */ |
| 336 | #define _(x) t->x = a->x; |
| 337 | foreach_gpe_copy_field; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 338 | if (!a->is_ip6) foreach_copy_ipv4 |
| 339 | else foreach_copy_ipv6 |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 340 | #undef _ |
| 341 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 342 | if (!a->is_ip6) t->flags |= VXLAN_GPE_TUNNEL_IS_IPV4; |
| 343 | |
| 344 | if (!a->is_ip6) { |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 345 | rv = vxlan4_gpe_rewrite (t, 0, 0, VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 346 | } else { |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 347 | rv = vxlan6_gpe_rewrite (t, 0, 0, VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 348 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 349 | |
| 350 | if (rv) |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 351 | { |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 352 | pool_put (gm->tunnels, t); |
| 353 | return rv; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 354 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 355 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 356 | if (!a->is_ip6) |
| 357 | { |
| 358 | key4_copy = clib_mem_alloc (sizeof (*key4_copy)); |
| 359 | clib_memcpy (key4_copy, &key4, sizeof (*key4_copy)); |
| 360 | hash_set_mem (gm->vxlan4_gpe_tunnel_by_key, key4_copy, |
| 361 | t - gm->tunnels); |
| 362 | } |
| 363 | else |
| 364 | { |
| 365 | key6_copy = clib_mem_alloc (sizeof (*key6_copy)); |
Florin Coras | 1d3b2ab | 2016-05-31 15:53:44 +0300 | [diff] [blame] | 366 | clib_memcpy (key6_copy, &key6, sizeof (*key6_copy)); |
| 367 | hash_set_mem (gm->vxlan6_gpe_tunnel_by_key, key6_copy, |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 368 | t - gm->tunnels); |
| 369 | } |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 370 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 371 | if (vec_len (gm->free_vxlan_gpe_tunnel_hw_if_indices) > 0) |
| 372 | { |
| 373 | hw_if_index = gm->free_vxlan_gpe_tunnel_hw_if_indices |
| 374 | [vec_len (gm->free_vxlan_gpe_tunnel_hw_if_indices)-1]; |
| 375 | _vec_len (gm->free_vxlan_gpe_tunnel_hw_if_indices) -= 1; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 376 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 377 | hi = vnet_get_hw_interface (vnm, hw_if_index); |
| 378 | hi->dev_instance = t - gm->tunnels; |
| 379 | hi->hw_instance = hi->dev_instance; |
| 380 | } |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 381 | else |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 382 | { |
| 383 | hw_if_index = vnet_register_interface |
| 384 | (vnm, vxlan_gpe_device_class.index, t - gm->tunnels, |
| 385 | vxlan_gpe_hw_class.index, t - gm->tunnels); |
| 386 | hi = vnet_get_hw_interface (vnm, hw_if_index); |
| 387 | hi->output_node_index = vxlan_gpe_encap_node.index; |
| 388 | } |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 389 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 390 | t->hw_if_index = hw_if_index; |
| 391 | t->sw_if_index = sw_if_index = hi->sw_if_index; |
Hongjun Ni | c0959c9 | 2016-06-16 20:18:15 +0800 | [diff] [blame] | 392 | vec_validate_init_empty (gm->tunnel_index_by_sw_if_index, sw_if_index, ~0); |
| 393 | gm->tunnel_index_by_sw_if_index[sw_if_index] = t - gm->tunnels; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 394 | |
| 395 | vnet_sw_interface_set_flags (vnm, hi->sw_if_index, |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 396 | VNET_SW_INTERFACE_FLAG_ADMIN_UP); |
| 397 | } |
| 398 | else |
| 399 | { |
| 400 | /* deleting a tunnel: tunnel must exist */ |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 401 | if (!p) |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 402 | return VNET_API_ERROR_NO_SUCH_ENTRY; |
| 403 | |
| 404 | t = pool_elt_at_index (gm->tunnels, p[0]); |
| 405 | |
| 406 | vnet_sw_interface_set_flags (vnm, t->sw_if_index, 0 /* down */); |
| 407 | vec_add1 (gm->free_vxlan_gpe_tunnel_hw_if_indices, t->hw_if_index); |
| 408 | |
Hongjun Ni | c0959c9 | 2016-06-16 20:18:15 +0800 | [diff] [blame] | 409 | gm->tunnel_index_by_sw_if_index[t->sw_if_index] = ~0; |
| 410 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 411 | if (!a->is_ip6) |
| 412 | { |
| 413 | hp = hash_get_pair (gm->vxlan4_gpe_tunnel_by_key, &key4); |
| 414 | key4_copy = (void *)(hp->key); |
| 415 | hash_unset_mem (gm->vxlan4_gpe_tunnel_by_key, &key4); |
| 416 | clib_mem_free (key4_copy); |
| 417 | } |
| 418 | else |
| 419 | { |
| 420 | hp = hash_get_pair (gm->vxlan6_gpe_tunnel_by_key, &key6); |
| 421 | key6_copy = (void *)(hp->key); |
| 422 | hash_unset_mem (gm->vxlan4_gpe_tunnel_by_key, &key6); |
| 423 | clib_mem_free (key6_copy); |
| 424 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 425 | |
| 426 | vec_free (t->rewrite); |
| 427 | pool_put (gm->tunnels, t); |
| 428 | } |
| 429 | |
| 430 | if (sw_if_indexp) |
| 431 | *sw_if_indexp = sw_if_index; |
| 432 | |
| 433 | return 0; |
| 434 | } |
| 435 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 436 | static clib_error_t * |
| 437 | vxlan_gpe_add_del_tunnel_command_fn (vlib_main_t * vm, |
| 438 | unformat_input_t * input, |
| 439 | vlib_cli_command_t * cmd) |
| 440 | { |
| 441 | unformat_input_t _line_input, * line_input = &_line_input; |
| 442 | u8 is_add = 1; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 443 | ip46_address_t local, remote; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 444 | u8 local_set = 0; |
| 445 | u8 remote_set = 0; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 446 | u8 ipv4_set = 0; |
| 447 | u8 ipv6_set = 0; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 448 | u32 encap_fib_index = 0; |
| 449 | u32 decap_fib_index = 0; |
| 450 | u8 protocol = VXLAN_GPE_PROTOCOL_IP4; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 451 | u32 vni; |
| 452 | u8 vni_set = 0; |
| 453 | int rv; |
| 454 | u32 tmp; |
| 455 | vnet_vxlan_gpe_add_del_tunnel_args_t _a, * a = &_a; |
Pierre Pfister | 78ea9c2 | 2016-05-23 12:51:54 +0100 | [diff] [blame] | 456 | u32 sw_if_index; |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 457 | clib_error_t *error = NULL; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 458 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 459 | /* Get a line of input. */ |
| 460 | if (! unformat_user (input, unformat_line_input, line_input)) |
| 461 | return 0; |
| 462 | |
| 463 | while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { |
| 464 | if (unformat (line_input, "del")) |
| 465 | is_add = 0; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 466 | else if (unformat (line_input, "local %U", |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 467 | unformat_ip4_address, &local.ip4)) |
| 468 | { |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 469 | local_set = 1; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 470 | ipv4_set = 1; |
| 471 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 472 | else if (unformat (line_input, "remote %U", |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 473 | unformat_ip4_address, &remote.ip4)) |
| 474 | { |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 475 | remote_set = 1; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 476 | ipv4_set = 1; |
| 477 | } |
| 478 | else if (unformat (line_input, "local %U", |
| 479 | unformat_ip6_address, &local.ip6)) |
| 480 | { |
| 481 | local_set = 1; |
| 482 | ipv6_set = 1; |
| 483 | } |
| 484 | else if (unformat (line_input, "remote %U", |
| 485 | unformat_ip6_address, &remote.ip6)) |
| 486 | { |
| 487 | remote_set = 1; |
| 488 | ipv6_set = 1; |
| 489 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 490 | else if (unformat (line_input, "encap-vrf-id %d", &tmp)) |
| 491 | { |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 492 | if (ipv6_set) |
Neale Ranns | 0bfe5d8 | 2016-08-25 15:29:12 +0100 | [diff] [blame] | 493 | encap_fib_index = ip6_fib_index_from_table_id (tmp); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 494 | else |
Neale Ranns | 0bfe5d8 | 2016-08-25 15:29:12 +0100 | [diff] [blame] | 495 | encap_fib_index = ip4_fib_index_from_table_id (tmp); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 496 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 497 | if (encap_fib_index == ~0) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 498 | { |
| 499 | error = clib_error_return (0, "nonexistent encap fib id %d", tmp); |
| 500 | goto done; |
| 501 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 502 | } |
| 503 | else if (unformat (line_input, "decap-vrf-id %d", &tmp)) |
| 504 | { |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 505 | if (ipv6_set) |
Neale Ranns | 0bfe5d8 | 2016-08-25 15:29:12 +0100 | [diff] [blame] | 506 | decap_fib_index = ip6_fib_index_from_table_id (tmp); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 507 | else |
Neale Ranns | 0bfe5d8 | 2016-08-25 15:29:12 +0100 | [diff] [blame] | 508 | decap_fib_index = ip4_fib_index_from_table_id (tmp); |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 509 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 510 | if (decap_fib_index == ~0) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 511 | { |
| 512 | error = clib_error_return (0, "nonexistent decap fib id %d", tmp); |
| 513 | goto done; |
| 514 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 515 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 516 | else if (unformat (line_input, "vni %d", &vni)) |
| 517 | vni_set = 1; |
| 518 | else if (unformat(line_input, "next-ip4")) |
| 519 | protocol = VXLAN_GPE_PROTOCOL_IP4; |
| 520 | else if (unformat(line_input, "next-ip6")) |
| 521 | protocol = VXLAN_GPE_PROTOCOL_IP6; |
| 522 | else if (unformat(line_input, "next-ethernet")) |
| 523 | protocol = VXLAN_GPE_PROTOCOL_ETHERNET; |
| 524 | else if (unformat(line_input, "next-nsh")) |
| 525 | protocol = VXLAN_GPE_PROTOCOL_NSH; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 526 | else |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 527 | { |
| 528 | error = clib_error_return (0, "parse error: '%U'", |
| 529 | format_unformat_error, line_input); |
| 530 | goto done; |
| 531 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 532 | } |
| 533 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 534 | if (local_set == 0) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 535 | { |
| 536 | error = clib_error_return (0, "tunnel local address not specified"); |
| 537 | goto done; |
| 538 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 539 | |
| 540 | if (remote_set == 0) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 541 | { |
| 542 | error = clib_error_return (0, "tunnel remote address not specified"); |
| 543 | goto done; |
| 544 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 545 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 546 | if (ipv4_set && ipv6_set) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 547 | { |
| 548 | error = clib_error_return (0, "both IPv4 and IPv6 addresses specified"); |
| 549 | goto done; |
| 550 | } |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 551 | |
| 552 | if ((ipv4_set && memcmp(&local.ip4, &remote.ip4, sizeof(local.ip4)) == 0) || |
| 553 | (ipv6_set && memcmp(&local.ip6, &remote.ip6, sizeof(local.ip6)) == 0)) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 554 | { |
| 555 | error = clib_error_return (0, "src and dst addresses are identical"); |
| 556 | goto done; |
| 557 | } |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 558 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 559 | if (vni_set == 0) |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 560 | { |
| 561 | error = clib_error_return (0, "vni not specified"); |
| 562 | goto done; |
| 563 | } |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 564 | |
| 565 | memset (a, 0, sizeof (*a)); |
| 566 | |
| 567 | a->is_add = is_add; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 568 | a->is_ip6 = ipv6_set; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 569 | |
| 570 | #define _(x) a->x = x; |
| 571 | foreach_gpe_copy_field; |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 572 | if (ipv4_set) foreach_copy_ipv4 |
| 573 | else foreach_copy_ipv6 |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 574 | #undef _ |
| 575 | |
Pierre Pfister | 78ea9c2 | 2016-05-23 12:51:54 +0100 | [diff] [blame] | 576 | rv = vnet_vxlan_gpe_add_del_tunnel (a, &sw_if_index); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 577 | |
| 578 | switch(rv) |
| 579 | { |
| 580 | case 0: |
Pierre Pfister | 78ea9c2 | 2016-05-23 12:51:54 +0100 | [diff] [blame] | 581 | vlib_cli_output(vm, "%U\n", format_vnet_sw_if_index_name, vnet_get_main(), sw_if_index); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 582 | break; |
| 583 | case VNET_API_ERROR_INVALID_DECAP_NEXT: |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 584 | error = clib_error_return (0, "invalid decap-next..."); |
| 585 | goto done; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 586 | |
| 587 | case VNET_API_ERROR_TUNNEL_EXIST: |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 588 | error = clib_error_return (0, "tunnel already exists..."); |
| 589 | goto done; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 590 | |
| 591 | case VNET_API_ERROR_NO_SUCH_ENTRY: |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 592 | error = clib_error_return (0, "tunnel does not exist..."); |
| 593 | goto done; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 594 | |
| 595 | default: |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 596 | error = clib_error_return |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 597 | (0, "vnet_vxlan_gpe_add_del_tunnel returned %d", rv); |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 598 | goto done; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 599 | } |
| 600 | |
Billy McFall | a9a20e7 | 2017-02-15 11:39:12 -0500 | [diff] [blame] | 601 | done: |
| 602 | unformat_free (line_input); |
| 603 | |
| 604 | return error; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 605 | } |
| 606 | |
| 607 | VLIB_CLI_COMMAND (create_vxlan_gpe_tunnel_command, static) = { |
| 608 | .path = "create vxlan-gpe tunnel", |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 609 | .short_help = |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 610 | "create vxlan-gpe tunnel local <local-addr> remote <remote-addr>" |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 611 | " vni <nn> [next-ip4][next-ip6][next-ethernet][next-nsh]" |
| 612 | " [encap-vrf-id <nn>] [decap-vrf-id <nn>]" |
| 613 | " [del]\n", |
| 614 | .function = vxlan_gpe_add_del_tunnel_command_fn, |
| 615 | }; |
| 616 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 617 | /** |
| 618 | * @brief CLI function for showing VXLAN GPE tunnels |
| 619 | * |
| 620 | * @param *vm |
| 621 | * @param *input |
| 622 | * @param *cmd |
| 623 | * |
| 624 | * @return error |
| 625 | * |
| 626 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 627 | static clib_error_t * |
| 628 | show_vxlan_gpe_tunnel_command_fn (vlib_main_t * vm, |
| 629 | unformat_input_t * input, |
| 630 | vlib_cli_command_t * cmd) |
| 631 | { |
| 632 | vxlan_gpe_main_t * gm = &vxlan_gpe_main; |
| 633 | vxlan_gpe_tunnel_t * t; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 634 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 635 | if (pool_elts (gm->tunnels) == 0) |
| 636 | vlib_cli_output (vm, "No vxlan-gpe tunnels configured."); |
| 637 | |
| 638 | pool_foreach (t, gm->tunnels, |
| 639 | ({ |
| 640 | vlib_cli_output (vm, "%U", format_vxlan_gpe_tunnel, t); |
| 641 | })); |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 642 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 643 | return 0; |
| 644 | } |
| 645 | |
| 646 | VLIB_CLI_COMMAND (show_vxlan_gpe_tunnel_command, static) = { |
| 647 | .path = "show vxlan-gpe", |
| 648 | .function = show_vxlan_gpe_tunnel_command_fn, |
| 649 | }; |
| 650 | |
Keith Burns (alagalah) | d46cca1 | 2016-08-25 11:21:39 -0700 | [diff] [blame] | 651 | /** |
| 652 | * @brief Feature init function for VXLAN GPE |
| 653 | * |
| 654 | * @param *vm |
| 655 | * |
| 656 | * @return error |
| 657 | * |
| 658 | */ |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 659 | clib_error_t *vxlan_gpe_init (vlib_main_t *vm) |
| 660 | { |
| 661 | vxlan_gpe_main_t *gm = &vxlan_gpe_main; |
Hongjun Ni | cccd1bf | 2016-06-07 18:43:05 +0800 | [diff] [blame] | 662 | |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 663 | gm->vnet_main = vnet_get_main(); |
| 664 | gm->vlib_main = vm; |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 665 | |
Hongjun Ni | df921cc | 2016-05-25 01:16:19 +0800 | [diff] [blame] | 666 | gm->vxlan4_gpe_tunnel_by_key |
| 667 | = hash_create_mem (0, sizeof(vxlan4_gpe_tunnel_key_t), sizeof (uword)); |
| 668 | |
| 669 | gm->vxlan6_gpe_tunnel_by_key |
| 670 | = hash_create_mem (0, sizeof(vxlan6_gpe_tunnel_key_t), sizeof (uword)); |
| 671 | |
| 672 | |
| 673 | udp_register_dst_port (vm, UDP_DST_PORT_vxlan_gpe, |
| 674 | vxlan4_gpe_input_node.index, 1 /* is_ip4 */); |
| 675 | udp_register_dst_port (vm, UDP_DST_PORT_vxlan6_gpe, |
| 676 | vxlan6_gpe_input_node.index, 0 /* is_ip4 */); |
Vengada Govindan | 6d403a0 | 2016-10-12 05:54:09 -0700 | [diff] [blame] | 677 | |
| 678 | /* Register the list of standard decap protocols supported */ |
| 679 | vxlan_gpe_register_decap_protocol (VXLAN_GPE_PROTOCOL_IP4, |
| 680 | VXLAN_GPE_INPUT_NEXT_IP4_INPUT); |
| 681 | vxlan_gpe_register_decap_protocol (VXLAN_GPE_PROTOCOL_IP6, |
| 682 | VXLAN_GPE_INPUT_NEXT_IP6_INPUT); |
| 683 | vxlan_gpe_register_decap_protocol (VXLAN_GPE_PROTOCOL_ETHERNET, |
| 684 | VXLAN_GPE_INPUT_NEXT_ETHERNET_INPUT); |
Keith Burns (alagalah) | 94b1442 | 2016-05-05 18:16:50 -0700 | [diff] [blame] | 685 | return 0; |
| 686 | } |
| 687 | |
| 688 | VLIB_INIT_FUNCTION(vxlan_gpe_init); |
| 689 | |