Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 1 | /* |
| 2 | * builtin_client.c - vpp built-in tcp client/connect code |
| 3 | * |
| 4 | * Copyright (c) 2017 by Cisco and/or its affiliates. |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #include <vnet/vnet.h> |
| 19 | #include <vnet/plugin/plugin.h> |
| 20 | #include <vnet/tcp/builtin_client.h> |
| 21 | |
| 22 | #include <vlibapi/api.h> |
| 23 | #include <vlibmemory/api.h> |
| 24 | #include <vlibsocket/api.h> |
| 25 | #include <vpp/app/version.h> |
| 26 | |
| 27 | /* define message IDs */ |
| 28 | #include <vpp/api/vpe_msg_enum.h> |
| 29 | |
| 30 | /* define message structures */ |
| 31 | #define vl_typedefs |
| 32 | #include <vpp/api/vpe_all_api_h.h> |
| 33 | #undef vl_typedefs |
| 34 | |
| 35 | /* define generated endian-swappers */ |
| 36 | #define vl_endianfun |
| 37 | #include <vpp/api/vpe_all_api_h.h> |
| 38 | #undef vl_endianfun |
| 39 | |
| 40 | /* instantiate all the print functions we know about */ |
| 41 | #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) |
| 42 | #define vl_printfun |
| 43 | #include <vpp/api/vpe_all_api_h.h> |
| 44 | #undef vl_printfun |
| 45 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 46 | #define TCP_BUILTIN_CLIENT_DBG (1) |
| 47 | #define TCP_BUILTIN_CLIENT_VPP_THREAD (0) |
| 48 | #define TCP_BUILTIN_CLIENT_PTHREAD (!TCP_BUILTIN_CLIENT_VPP_THREAD) |
| 49 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 50 | static void |
| 51 | send_test_chunk (tclient_main_t * tm, session_t * s) |
| 52 | { |
| 53 | u8 *test_data = tm->connect_test_data; |
Dave Barach | 45ce3fb | 2017-03-28 12:31:33 -0400 | [diff] [blame] | 54 | int test_buf_offset; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 55 | u32 bytes_this_chunk; |
| 56 | session_fifo_event_t evt; |
| 57 | static int serial_number = 0; |
| 58 | int rv; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 59 | test_buf_offset = s->bytes_sent % vec_len (test_data); |
| 60 | bytes_this_chunk = vec_len (test_data) - test_buf_offset; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 61 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 62 | bytes_this_chunk = bytes_this_chunk < s->bytes_to_send |
| 63 | ? bytes_this_chunk : s->bytes_to_send; |
| 64 | |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame^] | 65 | rv = svm_fifo_enqueue_nowait (s->server_tx_fifo, bytes_this_chunk, |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 66 | test_data + test_buf_offset); |
| 67 | |
| 68 | /* If we managed to enqueue data... */ |
| 69 | if (rv > 0) |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 70 | { |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 71 | if (TCP_BUILTIN_CLIENT_DBG) |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 72 | { |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 73 | /* *INDENT-OFF* */ |
| 74 | ELOG_TYPE_DECLARE (e) = |
| 75 | { |
| 76 | .format = "tx-enq: %d bytes", |
| 77 | .format_args = "i4", |
| 78 | }; |
| 79 | /* *INDENT-ON* */ |
| 80 | struct |
| 81 | { |
| 82 | u32 data[1]; |
| 83 | } *ed; |
| 84 | ed = ELOG_DATA (&vlib_global_main.elog_main, e); |
| 85 | ed->data[0] = rv; |
| 86 | } |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 87 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 88 | /* Account for it... */ |
| 89 | s->bytes_to_send -= rv; |
| 90 | s->bytes_sent += rv; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 91 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 92 | /* Poke the TCP state machine */ |
| 93 | if (svm_fifo_set_event (s->server_tx_fifo)) |
| 94 | { |
| 95 | /* Fabricate TX event, send to vpp */ |
| 96 | evt.fifo = s->server_tx_fifo; |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame^] | 97 | evt.event_type = FIFO_EVENT_APP_TX; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 98 | evt.event_id = serial_number++; |
| 99 | |
| 100 | unix_shared_memory_queue_add (tm->vpp_event_queue, (u8 *) & evt, |
| 101 | 0 /* do wait for mutex */ ); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 102 | } |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | static void |
| 107 | receive_test_chunk (tclient_main_t * tm, session_t * s) |
| 108 | { |
| 109 | svm_fifo_t *rx_fifo = s->server_rx_fifo; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 110 | int n_read, test_bytes = 0; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 111 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 112 | /* Allow enqueuing of new event */ |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 113 | // svm_fifo_unset_event (rx_fifo); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 114 | |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame^] | 115 | n_read = svm_fifo_dequeue_nowait (rx_fifo, vec_len (tm->rx_buf), |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 116 | tm->rx_buf); |
| 117 | if (n_read > 0) |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 118 | { |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 119 | if (TCP_BUILTIN_CLIENT_DBG) |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 120 | { |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 121 | /* *INDENT-OFF* */ |
| 122 | ELOG_TYPE_DECLARE (e) = |
| 123 | { |
| 124 | .format = "rx-deq: %d bytes", |
| 125 | .format_args = "i4", |
| 126 | }; |
| 127 | /* *INDENT-ON* */ |
| 128 | struct |
| 129 | { |
| 130 | u32 data[1]; |
| 131 | } *ed; |
| 132 | ed = ELOG_DATA (&vlib_global_main.elog_main, e); |
| 133 | ed->data[0] = n_read; |
| 134 | } |
| 135 | |
| 136 | if (test_bytes) |
| 137 | { |
| 138 | int i; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 139 | for (i = 0; i < n_read; i++) |
| 140 | { |
| 141 | if (tm->rx_buf[i] != ((s->bytes_received + i) & 0xff)) |
| 142 | { |
| 143 | clib_warning ("read %d error at byte %lld, 0x%x not 0x%x", |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 144 | n_read, s->bytes_received + i, tm->rx_buf[i], |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 145 | ((s->bytes_received + i) & 0xff)); |
| 146 | } |
| 147 | } |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 148 | } |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 149 | s->bytes_to_receive -= n_read; |
| 150 | s->bytes_received += n_read; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 151 | } |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 152 | } |
| 153 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 154 | #if TCP_BUILTIN_CLIENT_VPP_THREAD |
| 155 | static void |
| 156 | #else |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 157 | static void * |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 158 | #endif |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 159 | tclient_thread_fn (void *arg) |
| 160 | { |
| 161 | tclient_main_t *tm = &tclient_main; |
| 162 | vl_api_disconnect_session_t *dmp; |
| 163 | session_t *sp; |
| 164 | struct timespec ts, tsrem; |
| 165 | int i; |
| 166 | int try_tx, try_rx; |
| 167 | u32 *session_indices = 0; |
| 168 | |
| 169 | /* stats thread wants no signals. */ |
| 170 | { |
| 171 | sigset_t s; |
| 172 | sigfillset (&s); |
| 173 | pthread_sigmask (SIG_SETMASK, &s, 0); |
| 174 | } |
| 175 | |
Damjan Marion | 586afd7 | 2017-04-05 19:18:20 +0200 | [diff] [blame] | 176 | clib_per_cpu_mheaps[vlib_get_thread_index ()] = clib_per_cpu_mheaps[0]; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 177 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 178 | while (1) |
| 179 | { |
| 180 | /* Wait until we're told to get busy */ |
| 181 | while (tm->run_test == 0 |
| 182 | || (tm->ready_connections != tm->expected_connections)) |
| 183 | { |
| 184 | ts.tv_sec = 0; |
| 185 | ts.tv_nsec = 100000000; |
| 186 | while (nanosleep (&ts, &tsrem) < 0) |
| 187 | ts = tsrem; |
| 188 | } |
| 189 | tm->run_test = 0; |
| 190 | |
| 191 | clib_warning ("Run %d iterations", tm->n_iterations); |
| 192 | |
| 193 | for (i = 0; i < tm->n_iterations; i++) |
| 194 | { |
| 195 | session_t *sp; |
| 196 | |
| 197 | do |
| 198 | { |
| 199 | try_tx = try_rx = 0; |
| 200 | |
| 201 | /* *INDENT-OFF* */ |
| 202 | pool_foreach (sp, tm->sessions, ({ |
| 203 | if (sp->bytes_to_send > 0) |
| 204 | { |
| 205 | send_test_chunk (tm, sp); |
| 206 | try_tx = 1; |
| 207 | } |
| 208 | })); |
| 209 | pool_foreach (sp, tm->sessions, ({ |
| 210 | if (sp->bytes_to_receive > 0) |
| 211 | { |
| 212 | receive_test_chunk (tm, sp); |
| 213 | try_rx = 1; |
| 214 | } |
| 215 | })); |
| 216 | /* *INDENT-ON* */ |
| 217 | |
| 218 | } |
| 219 | while (try_tx || try_rx); |
| 220 | } |
| 221 | clib_warning ("Done %d iterations", tm->n_iterations); |
| 222 | |
| 223 | /* Disconnect sessions... */ |
| 224 | vec_reset_length (session_indices); |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 225 | |
| 226 | /* *INDENT-OFF* */ |
| 227 | pool_foreach (sp, tm->sessions, ({ |
| 228 | vec_add1 (session_indices, sp - tm->sessions); |
| 229 | })); |
| 230 | /* *INDENT-ON* */ |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 231 | |
| 232 | for (i = 0; i < vec_len (session_indices); i++) |
| 233 | { |
| 234 | sp = pool_elt_at_index (tm->sessions, session_indices[i]); |
| 235 | dmp = vl_msg_api_alloc_as_if_client (sizeof (*dmp)); |
| 236 | memset (dmp, 0, sizeof (*dmp)); |
| 237 | dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION); |
| 238 | dmp->client_index = tm->my_client_index; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 239 | dmp->handle = sp->vpp_session_handle; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 240 | vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & dmp); |
| 241 | pool_put (tm->sessions, sp); |
| 242 | } |
| 243 | } |
| 244 | /* NOTREACHED */ |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 245 | #if TCP_BUILTIN_CLIENT_PTHREAD |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 246 | return 0; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 247 | #endif |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 248 | } |
| 249 | |
| 250 | /* So we don't get "no handler for... " msgs */ |
| 251 | static void |
| 252 | vl_api_memclnt_create_reply_t_handler (vl_api_memclnt_create_reply_t * mp) |
| 253 | { |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 254 | vlib_main_t *vm = vlib_get_main (); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 255 | tclient_main_t *tm = &tclient_main; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 256 | tm->my_client_index = mp->index; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 257 | vlib_process_signal_event (vm, tm->node_index, 1 /* evt */ , 0 /* data */ ); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 258 | } |
| 259 | |
| 260 | static void |
| 261 | vl_api_connect_uri_reply_t_handler (vl_api_connect_uri_reply_t * mp) |
| 262 | { |
| 263 | tclient_main_t *tm = &tclient_main; |
| 264 | session_t *session; |
| 265 | u32 session_index; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 266 | i32 retval = /* clib_net_to_host_u32 ( */ mp->retval /*) */ ; |
| 267 | |
| 268 | if (retval < 0) |
| 269 | { |
| 270 | clib_warning ("connection failed: retval %d", retval); |
| 271 | return; |
| 272 | } |
| 273 | |
| 274 | tm->our_event_queue = (unix_shared_memory_queue_t *) |
| 275 | mp->vpp_event_queue_address; |
| 276 | |
| 277 | tm->vpp_event_queue = (unix_shared_memory_queue_t *) |
| 278 | mp->vpp_event_queue_address; |
| 279 | |
| 280 | /* |
| 281 | * Setup session |
| 282 | */ |
| 283 | pool_get (tm->sessions, session); |
| 284 | memset (session, 0, sizeof (*session)); |
| 285 | session_index = session - tm->sessions; |
| 286 | session->bytes_to_receive = session->bytes_to_send = tm->bytes_to_send; |
| 287 | |
| 288 | session->server_rx_fifo = (svm_fifo_t *) mp->server_rx_fifo; |
| 289 | session->server_rx_fifo->client_session_index = session_index; |
| 290 | session->server_tx_fifo = (svm_fifo_t *) mp->server_tx_fifo; |
| 291 | session->server_tx_fifo->client_session_index = session_index; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 292 | session->vpp_session_handle = mp->handle; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 293 | |
| 294 | /* Add it to the session lookup table */ |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 295 | hash_set (tm->session_index_by_vpp_handles, mp->handle, session_index); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 296 | |
| 297 | tm->ready_connections++; |
| 298 | } |
| 299 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 300 | static int |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 301 | create_api_loopback (tclient_main_t * tm) |
| 302 | { |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 303 | vlib_main_t *vm = vlib_get_main (); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 304 | vl_api_memclnt_create_t _m, *mp = &_m; |
| 305 | extern void vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t *); |
| 306 | api_main_t *am = &api_main; |
| 307 | vl_shmem_hdr_t *shmem_hdr; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 308 | uword *event_data = 0, event_type; |
| 309 | int resolved = 0; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 310 | |
| 311 | /* |
| 312 | * Create a "loopback" API client connection |
| 313 | * Don't do things like this unless you know what you're doing... |
| 314 | */ |
| 315 | |
| 316 | shmem_hdr = am->shmem_hdr; |
| 317 | tm->vl_input_queue = shmem_hdr->vl_input_queue; |
| 318 | memset (mp, 0, sizeof (*mp)); |
| 319 | mp->_vl_msg_id = VL_API_MEMCLNT_CREATE; |
| 320 | mp->context = 0xFEEDFACE; |
| 321 | mp->input_queue = (u64) tm->vl_input_queue; |
| 322 | strncpy ((char *) mp->name, "tcp_tester", sizeof (mp->name) - 1); |
| 323 | |
| 324 | vl_api_memclnt_create_t_handler (mp); |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 325 | |
| 326 | /* Wait for reply */ |
| 327 | tm->node_index = vlib_get_current_process (vm)->node_runtime.node_index; |
| 328 | vlib_process_wait_for_event_or_clock (vm, 1.0); |
| 329 | event_type = vlib_process_get_events (vm, &event_data); |
| 330 | switch (event_type) |
| 331 | { |
| 332 | case 1: |
| 333 | resolved = 1; |
| 334 | break; |
| 335 | case ~0: |
| 336 | /* timed out */ |
| 337 | break; |
| 338 | default: |
| 339 | clib_warning ("unknown event_type %d", event_type); |
| 340 | } |
| 341 | if (!resolved) |
| 342 | return -1; |
| 343 | return 0; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 344 | } |
| 345 | |
| 346 | #define foreach_tclient_static_api_msg \ |
| 347 | _(MEMCLNT_CREATE_REPLY, memclnt_create_reply) \ |
| 348 | _(CONNECT_URI_REPLY, connect_uri_reply) |
| 349 | |
| 350 | static clib_error_t * |
| 351 | tclient_api_hookup (vlib_main_t * vm) |
| 352 | { |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 353 | vl_msg_api_msg_config_t _c, *c = &_c; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 354 | |
| 355 | /* Hook up client-side static APIs to our handlers */ |
| 356 | #define _(N,n) do { \ |
| 357 | c->id = VL_API_##N; \ |
| 358 | c->name = #n; \ |
| 359 | c->handler = vl_api_##n##_t_handler; \ |
| 360 | c->cleanup = vl_noop_handler; \ |
| 361 | c->endian = vl_api_##n##_t_endian; \ |
| 362 | c->print = vl_api_##n##_t_print; \ |
| 363 | c->size = sizeof(vl_api_##n##_t); \ |
| 364 | c->traced = 1; /* trace, so these msgs print */ \ |
| 365 | c->replay = 0; /* don't replay client create/delete msgs */ \ |
| 366 | c->message_bounce = 0; /* don't bounce this message */ \ |
| 367 | vl_msg_api_config(c);} while (0); |
| 368 | |
| 369 | foreach_tclient_static_api_msg; |
| 370 | #undef _ |
| 371 | |
| 372 | return 0; |
| 373 | } |
| 374 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 375 | static int |
| 376 | tcp_test_clients_init (vlib_main_t * vm) |
| 377 | { |
| 378 | tclient_main_t *tm = &tclient_main; |
| 379 | int i; |
| 380 | |
| 381 | tclient_api_hookup (vm); |
| 382 | if (create_api_loopback (tm)) |
| 383 | return -1; |
| 384 | |
| 385 | /* Init test data */ |
| 386 | vec_validate (tm->connect_test_data, 64 * 1024 - 1); |
| 387 | for (i = 0; i < vec_len (tm->connect_test_data); i++) |
| 388 | tm->connect_test_data[i] = i & 0xff; |
| 389 | |
| 390 | tm->session_index_by_vpp_handles = hash_create (0, sizeof (uword)); |
| 391 | vec_validate (tm->rx_buf, vec_len (tm->connect_test_data) - 1); |
| 392 | |
| 393 | tm->is_init = 1; |
| 394 | |
| 395 | return 0; |
| 396 | } |
| 397 | |
| 398 | static void |
| 399 | builtin_session_reset_callback (stream_session_t * s) |
| 400 | { |
| 401 | return; |
| 402 | } |
| 403 | |
| 404 | static int |
| 405 | builtin_session_connected_callback (u32 app_index, u32 api_context, |
| 406 | stream_session_t * s, u8 code) |
| 407 | { |
| 408 | return 0; |
| 409 | } |
| 410 | |
| 411 | static int |
| 412 | builtin_session_create_callback (stream_session_t * s) |
| 413 | { |
| 414 | return 0; |
| 415 | } |
| 416 | |
| 417 | static void |
| 418 | builtin_session_disconnect_callback (stream_session_t * s) |
| 419 | { |
| 420 | return; |
| 421 | } |
| 422 | |
| 423 | static int |
| 424 | builtin_server_rx_callback (stream_session_t * s) |
| 425 | { |
| 426 | return 0; |
| 427 | } |
| 428 | |
| 429 | /* *INDENT-OFF* */ |
| 430 | static session_cb_vft_t builtin_clients = { |
| 431 | .session_reset_callback = builtin_session_reset_callback, |
| 432 | .session_connected_callback = builtin_session_connected_callback, |
| 433 | .session_accept_callback = builtin_session_create_callback, |
| 434 | .session_disconnect_callback = builtin_session_disconnect_callback, |
| 435 | .builtin_server_rx_callback = builtin_server_rx_callback |
| 436 | }; |
| 437 | /* *INDENT-ON* */ |
| 438 | |
| 439 | static int |
| 440 | attach_builtin_test_clients () |
| 441 | { |
| 442 | vnet_app_attach_args_t _a, *a = &_a; |
| 443 | u8 segment_name[128]; |
| 444 | u32 segment_name_length; |
| 445 | u64 options[16]; |
| 446 | |
| 447 | segment_name_length = ARRAY_LEN (segment_name); |
| 448 | |
| 449 | memset (a, 0, sizeof (*a)); |
| 450 | memset (options, 0, sizeof (options)); |
| 451 | |
| 452 | a->api_client_index = ~0; |
| 453 | a->segment_name = segment_name; |
| 454 | a->segment_name_length = segment_name_length; |
| 455 | a->session_cb_vft = &builtin_clients; |
| 456 | |
| 457 | options[SESSION_OPTIONS_ACCEPT_COOKIE] = 0x12345678; |
| 458 | options[SESSION_OPTIONS_SEGMENT_SIZE] = (2 << 30); /*$$$$ config / arg */ |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame^] | 459 | options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_BUILTIN_APP; |
| 460 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 461 | a->options = options; |
| 462 | |
| 463 | return vnet_application_attach (a); |
| 464 | } |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 465 | |
| 466 | static clib_error_t * |
| 467 | test_tcp_clients_command_fn (vlib_main_t * vm, |
| 468 | unformat_input_t * input, |
| 469 | vlib_cli_command_t * cmd) |
| 470 | { |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 471 | tclient_main_t *tm = &tclient_main; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 472 | u8 *connect_uri = (u8 *) "tcp://6.0.1.1/1234"; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 473 | u8 *uri; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 474 | u32 n_clients = 1; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 475 | int i; |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 476 | |
| 477 | tm->bytes_to_send = 8192; |
| 478 | tm->n_iterations = 1; |
| 479 | vec_free (tm->connect_uri); |
| 480 | |
| 481 | while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) |
| 482 | { |
| 483 | if (unformat (input, "nclients %d", &n_clients)) |
| 484 | ; |
| 485 | else if (unformat (input, "iterations %d", &tm->n_iterations)) |
| 486 | ; |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 487 | else if (unformat (input, "bytes %lld", &tm->bytes_to_send)) |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 488 | ; |
| 489 | else if (unformat (input, "uri %s", &tm->connect_uri)) |
| 490 | ; |
| 491 | else |
| 492 | return clib_error_return (0, "unknown input `%U'", |
| 493 | format_unformat_error, input); |
| 494 | } |
| 495 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 496 | if (tm->is_init == 0) |
| 497 | { |
| 498 | if (tcp_test_clients_init (vm)) |
| 499 | return clib_error_return (0, "failed init"); |
| 500 | } |
| 501 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 502 | tm->ready_connections = 0; |
| 503 | tm->expected_connections = n_clients; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 504 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 505 | uri = connect_uri; |
| 506 | if (tm->connect_uri) |
| 507 | uri = tm->connect_uri; |
| 508 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 509 | #if TCP_BUILTIN_CLIENT_PTHREAD |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 510 | /* Start a transmit thread */ |
| 511 | if (tm->client_thread_handle == 0) |
| 512 | { |
| 513 | int rv = pthread_create (&tm->client_thread_handle, |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 514 | NULL /*attr */ , |
| 515 | tclient_thread_fn, 0); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 516 | if (rv) |
| 517 | { |
| 518 | tm->client_thread_handle = 0; |
| 519 | return clib_error_return (0, "pthread_create returned %d", rv); |
| 520 | } |
| 521 | } |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 522 | #endif |
Clement Durand | 0f7d2ff | 2017-04-12 16:33:55 +0200 | [diff] [blame] | 523 | vnet_session_enable_disable (vm, 1 /* turn on TCP, etc. */ ); |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 524 | attach_builtin_test_clients (); |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 525 | |
| 526 | /* Fire off connect requests, in something approaching a normal manner */ |
| 527 | for (i = 0; i < n_clients; i++) |
| 528 | { |
| 529 | vl_api_connect_uri_t *cmp; |
| 530 | cmp = vl_msg_api_alloc_as_if_client (sizeof (*cmp)); |
| 531 | memset (cmp, 0, sizeof (*cmp)); |
| 532 | |
| 533 | cmp->_vl_msg_id = ntohs (VL_API_CONNECT_URI); |
| 534 | cmp->client_index = tm->my_client_index; |
| 535 | cmp->context = ntohl (0xfeedface); |
| 536 | memcpy (cmp->uri, uri, strlen ((char *) uri) + 1); |
| 537 | vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & cmp); |
| 538 | } |
| 539 | |
| 540 | tm->run_test = 1; |
| 541 | |
| 542 | return 0; |
| 543 | } |
| 544 | |
Florin Coras | 3e350af | 2017-03-30 02:54:28 -0700 | [diff] [blame] | 545 | #if TCP_BUILTIN_CLIENT_VPP_THREAD |
| 546 | /* *INDENT-OFF* */ |
| 547 | VLIB_REGISTER_THREAD (builtin_client_reg, static) = { |
| 548 | .name = "tcp-builtin-client", |
| 549 | .function = tclient_thread_fn, |
| 550 | .fixed_count = 1, |
| 551 | .count = 1, |
| 552 | .no_data_structure_clone = 1, |
| 553 | }; |
| 554 | /* *INDENT-ON* */ |
| 555 | #endif |
| 556 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 557 | /* *INDENT-OFF* */ |
| 558 | VLIB_CLI_COMMAND (test_clients_command, static) = |
| 559 | { |
| 560 | .path = "test tcp clients", |
Clement Durand | 0f7d2ff | 2017-04-12 16:33:55 +0200 | [diff] [blame] | 561 | .short_help = "test tcp clients [nclients %d] [iterations %d] [bytes %d] [uri tcp://1.2.3.4/1234]", |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 562 | .function = test_tcp_clients_command_fn, |
| 563 | }; |
| 564 | /* *INDENT-ON* */ |
| 565 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 566 | clib_error_t * |
| 567 | tcp_test_clients_main_init (vlib_main_t * vm) |
| 568 | { |
| 569 | tclient_main_t *tm = &tclient_main; |
| 570 | tm->is_init = 0; |
| 571 | return 0; |
| 572 | } |
| 573 | |
| 574 | VLIB_INIT_FUNCTION (tcp_test_clients_main_init); |
| 575 | |
Florin Coras | 6792ec0 | 2017-03-13 03:49:51 -0700 | [diff] [blame] | 576 | /* |
| 577 | * fd.io coding-style-patch-verification: ON |
| 578 | * |
| 579 | * Local Variables: |
| 580 | * eval: (c-set-style "gnu") |
| 581 | * End: |
| 582 | */ |