2 * Copyright (c) 2017-2019 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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 #include <vnet/vnet.h>
17 #include <vlibmemory/api.h>
18 #include <vnet/session/application.h>
19 #include <vnet/session/application_interface.h>
20 #include <hs_apps/proxy.h>
21 #include <vnet/tcp/tcp.h>
23 proxy_main_t proxy_main;
29 session_endpoint_cfg_t sep;
32 } proxy_connect_args_t;
35 proxy_cb_fn (void *data, u32 data_len)
37 proxy_connect_args_t *pa = (proxy_connect_args_t *) data;
38 vnet_connect_args_t a;
40 clib_memset (&a, 0, sizeof (a));
41 a.api_context = pa->api_context;
42 a.app_index = pa->app_index;
43 clib_memcpy (&a.sep_ext, &pa->sep, sizeof (pa->sep));
45 if (a.sep_ext.ext_cfg)
46 clib_mem_free (a.sep_ext.ext_cfg);
50 proxy_call_main_thread (vnet_connect_args_t * a)
52 if (vlib_get_thread_index () == 0)
55 if (a->sep_ext.ext_cfg)
56 clib_mem_free (a->sep_ext.ext_cfg);
60 proxy_connect_args_t args;
61 args.api_context = a->api_context;
62 args.app_index = a->app_index;
63 clib_memcpy (&args.sep, &a->sep_ext, sizeof (a->sep_ext));
64 vl_api_rpc_call_main_thread (proxy_cb_fn, (u8 *) & args, sizeof (args));
68 static proxy_session_t *
69 proxy_session_alloc (void)
71 proxy_main_t *pm = &proxy_main;
74 pool_get_zero (pm->sessions, ps);
75 ps->ps_index = ps - pm->sessions;
80 static inline proxy_session_t *
81 proxy_session_get (u32 ps_index)
83 proxy_main_t *pm = &proxy_main;
85 return pool_elt_at_index (pm->sessions, ps_index);
88 static inline proxy_session_t *
89 proxy_session_get_if_valid (u32 ps_index)
91 proxy_main_t *pm = &proxy_main;
93 if (pool_is_free_index (pm->sessions, ps_index))
95 return pool_elt_at_index (pm->sessions, ps_index);
99 proxy_session_free (proxy_session_t *ps)
101 proxy_main_t *pm = &proxy_main;
104 clib_memset (ps, 0xFE, sizeof (*ps));
105 pool_put (pm->sessions, ps);
109 proxy_try_close_session (session_t * s, int is_active_open)
111 proxy_main_t *pm = &proxy_main;
112 proxy_session_t *ps = 0;
113 vnet_disconnect_args_t _a, *a = &_a;
115 clib_spinlock_lock_if_init (&pm->sessions_lock);
117 ps = proxy_session_get (s->opaque);
121 a->handle = ps->vpp_active_open_handle;
122 a->app_index = pm->active_open_app_index;
123 vnet_disconnect_session (a);
124 ps->ao_disconnected = 1;
126 if (!ps->po_disconnected)
128 ASSERT (ps->vpp_server_handle != SESSION_INVALID_HANDLE);
129 a->handle = ps->vpp_server_handle;
130 a->app_index = pm->server_app_index;
131 vnet_disconnect_session (a);
132 ps->po_disconnected = 1;
137 a->handle = ps->vpp_server_handle;
138 a->app_index = pm->server_app_index;
139 vnet_disconnect_session (a);
140 ps->po_disconnected = 1;
142 if (!ps->ao_disconnected && !ps->active_open_establishing)
144 /* Proxy session closed before active open */
145 if (ps->vpp_active_open_handle != SESSION_INVALID_HANDLE)
147 a->handle = ps->vpp_active_open_handle;
148 a->app_index = pm->active_open_app_index;
149 vnet_disconnect_session (a);
151 ps->ao_disconnected = 1;
154 clib_spinlock_unlock_if_init (&pm->sessions_lock);
158 proxy_try_delete_session (session_t * s, u8 is_active_open)
160 proxy_main_t *pm = &proxy_main;
161 proxy_session_t *ps = 0;
163 clib_spinlock_lock_if_init (&pm->sessions_lock);
165 ps = proxy_session_get (s->opaque);
169 ps->vpp_active_open_handle = SESSION_INVALID_HANDLE;
171 if (ps->vpp_server_handle == SESSION_INVALID_HANDLE)
172 proxy_session_free (ps);
176 ps->vpp_server_handle = SESSION_INVALID_HANDLE;
178 if (ps->vpp_active_open_handle == SESSION_INVALID_HANDLE)
180 if (!ps->active_open_establishing)
181 proxy_session_free (ps);
184 clib_spinlock_unlock_if_init (&pm->sessions_lock);
188 common_fifo_tuning_callback (session_t * s, svm_fifo_t * f,
189 session_ft_action_t act, u32 bytes)
191 proxy_main_t *pm = &proxy_main;
193 segment_manager_t *sm = segment_manager_get (f->segment_manager);
194 fifo_segment_t *fs = segment_manager_get_segment (sm, f->segment_index);
196 u8 seg_usage = fifo_segment_get_mem_usage (fs);
197 u32 fifo_in_use = svm_fifo_max_dequeue_prod (f);
198 u32 fifo_size = svm_fifo_size (f);
199 u8 fifo_usage = fifo_in_use * 100 / fifo_size;
202 ASSERT (act < SESSION_FT_ACTION_N_ACTIONS);
204 if (act == SESSION_FT_ACTION_ENQUEUED)
206 if (seg_usage < pm->low_watermark && fifo_usage > 50)
207 update_size = fifo_in_use;
208 else if (seg_usage < pm->high_watermark && fifo_usage > 80)
209 update_size = fifo_in_use;
211 update_size = clib_min (update_size, sm->max_fifo_size - fifo_size);
213 svm_fifo_set_size (f, fifo_size + update_size);
217 if (seg_usage > pm->high_watermark || fifo_usage < 20)
219 else if (seg_usage > pm->low_watermark && fifo_usage < 50)
220 update_size = (bytes / 2);
222 ASSERT (fifo_size >= 4096);
223 update_size = clib_min (update_size, fifo_size - 4096);
225 svm_fifo_set_size (f, fifo_size - update_size);
232 proxy_accept_callback (session_t * s)
234 proxy_main_t *pm = &proxy_main;
237 clib_spinlock_lock_if_init (&pm->sessions_lock);
239 ps = proxy_session_alloc ();
240 ps->vpp_server_handle = session_handle (s);
241 ps->vpp_active_open_handle = SESSION_INVALID_HANDLE;
243 s->opaque = ps->ps_index;
245 clib_spinlock_unlock_if_init (&pm->sessions_lock);
247 s->session_state = SESSION_STATE_READY;
253 proxy_disconnect_callback (session_t * s)
255 proxy_try_close_session (s, 0 /* is_active_open */ );
259 proxy_reset_callback (session_t * s)
261 proxy_try_close_session (s, 0 /* is_active_open */ );
265 proxy_connected_callback (u32 app_index, u32 api_context,
266 session_t * s, session_error_t err)
268 clib_warning ("called...");
273 proxy_add_segment_callback (u32 client_index, u64 segment_handle)
279 proxy_transport_needs_crypto (transport_proto_t proto)
281 return proto == TRANSPORT_PROTO_TLS;
285 proxy_rx_callback (session_t * s)
287 proxy_main_t *pm = &proxy_main;
288 u32 thread_index = vlib_get_thread_index ();
289 svm_fifo_t *ao_tx_fifo;
292 ASSERT (s->thread_index == thread_index);
294 clib_spinlock_lock_if_init (&pm->sessions_lock);
296 ps = proxy_session_get (s->opaque);
298 if (PREDICT_TRUE (ps->vpp_active_open_handle != SESSION_INVALID_HANDLE))
300 clib_spinlock_unlock_if_init (&pm->sessions_lock);
302 ao_tx_fifo = s->rx_fifo;
305 * Send event for active open tx fifo
307 if (svm_fifo_set_event (ao_tx_fifo))
309 u32 ao_thread_index = ao_tx_fifo->master_thread_index;
310 u32 ao_session_index = ao_tx_fifo->shr->master_session_index;
311 if (session_send_io_evt_to_thread_custom (&ao_session_index,
314 clib_warning ("failed to enqueue tx evt");
317 if (svm_fifo_max_enqueue (ao_tx_fifo) <= TCP_MSS)
318 svm_fifo_add_want_deq_ntf (ao_tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
322 vnet_connect_args_t _a, *a = &_a;
323 svm_fifo_t *tx_fifo, *rx_fifo;
324 u32 max_dequeue, ps_index;
325 int actual_transfer __attribute__ ((unused));
327 rx_fifo = s->rx_fifo;
328 tx_fifo = s->tx_fifo;
330 ASSERT (rx_fifo->master_thread_index == thread_index);
331 ASSERT (tx_fifo->master_thread_index == thread_index);
333 max_dequeue = svm_fifo_max_dequeue_cons (s->rx_fifo);
335 if (PREDICT_FALSE (max_dequeue == 0))
337 clib_spinlock_unlock_if_init (&pm->sessions_lock);
341 max_dequeue = clib_min (pm->rcv_buffer_size, max_dequeue);
342 actual_transfer = svm_fifo_peek (rx_fifo, 0 /* relative_offset */ ,
343 max_dequeue, pm->rx_buf[thread_index]);
345 /* $$$ your message in this space: parse url, etc. */
347 clib_memset (a, 0, sizeof (*a));
349 ps->server_rx_fifo = rx_fifo;
350 ps->server_tx_fifo = tx_fifo;
351 ps->active_open_establishing = 1;
352 ps_index = ps->ps_index;
354 clib_spinlock_unlock_if_init (&pm->sessions_lock);
356 clib_memcpy (&a->sep_ext, &pm->client_sep, sizeof (pm->client_sep));
357 a->api_context = ps_index;
358 a->app_index = pm->active_open_app_index;
360 if (proxy_transport_needs_crypto (a->sep.transport_proto))
362 session_endpoint_alloc_ext_cfg (&a->sep_ext,
363 TRANSPORT_ENDPT_EXT_CFG_CRYPTO);
364 a->sep_ext.ext_cfg->crypto.ckpair_index = pm->ckpair_index;
367 proxy_call_main_thread (a);
374 proxy_force_ack (void *handlep)
376 transport_connection_t *tc;
379 ao_s = session_get_from_handle (pointer_to_uword (handlep));
380 if (session_get_transport_proto (ao_s) != TRANSPORT_PROTO_TCP)
382 tc = session_get_transport (ao_s);
383 tcp_send_ack ((tcp_connection_t *) tc);
387 proxy_tx_callback (session_t * proxy_s)
389 proxy_main_t *pm = &proxy_main;
393 min_free = clib_min (svm_fifo_size (proxy_s->tx_fifo) >> 3, 128 << 10);
394 if (svm_fifo_max_enqueue (proxy_s->tx_fifo) < min_free)
396 svm_fifo_add_want_deq_ntf (proxy_s->tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
400 clib_spinlock_lock_if_init (&pm->sessions_lock);
402 ps = proxy_session_get (proxy_s->opaque);
404 if (ps->vpp_active_open_handle == SESSION_INVALID_HANDLE)
407 /* Force ack on active open side to update rcv wnd. Make sure it's done on
408 * the right thread */
409 void *arg = uword_to_pointer (ps->vpp_active_open_handle, void *);
410 session_send_rpc_evt_to_thread (ps->server_rx_fifo->master_thread_index,
411 proxy_force_ack, arg);
414 clib_spinlock_unlock_if_init (&pm->sessions_lock);
420 proxy_cleanup_callback (session_t * s, session_cleanup_ntf_t ntf)
422 if (ntf == SESSION_CLEANUP_TRANSPORT)
425 proxy_try_delete_session (s, 0 /* is_active_open */ );
428 static session_cb_vft_t proxy_session_cb_vft = {
429 .session_accept_callback = proxy_accept_callback,
430 .session_disconnect_callback = proxy_disconnect_callback,
431 .session_connected_callback = proxy_connected_callback,
432 .add_segment_callback = proxy_add_segment_callback,
433 .builtin_app_rx_callback = proxy_rx_callback,
434 .builtin_app_tx_callback = proxy_tx_callback,
435 .session_reset_callback = proxy_reset_callback,
436 .session_cleanup_callback = proxy_cleanup_callback,
437 .fifo_tuning_callback = common_fifo_tuning_callback
441 active_open_connected_callback (u32 app_index, u32 opaque,
442 session_t * s, session_error_t err)
444 proxy_main_t *pm = &proxy_main;
446 u8 thread_index = vlib_get_thread_index ();
449 * Setup proxy session handle.
451 clib_spinlock_lock_if_init (&pm->sessions_lock);
453 ps = proxy_session_get (opaque);
455 /* Connection failed */
458 vnet_disconnect_args_t _a, *a = &_a;
460 a->handle = ps->vpp_server_handle;
461 a->app_index = pm->server_app_index;
462 vnet_disconnect_session (a);
463 ps->po_disconnected = 1;
467 ps->vpp_active_open_handle = session_handle (s);
468 ps->active_open_establishing = 0;
471 /* Passive open session was already closed! */
472 if (ps->po_disconnected)
474 /* Setup everything for the cleanup notification */
475 ps->ao_disconnected = 1;
476 clib_spinlock_unlock_if_init (&pm->sessions_lock);
480 s->tx_fifo = ps->server_rx_fifo;
481 s->rx_fifo = ps->server_tx_fifo;
484 * Reset the active-open tx-fifo master indices so the active-open session
485 * will receive data, etc.
487 s->tx_fifo->shr->master_session_index = s->session_index;
488 s->tx_fifo->master_thread_index = s->thread_index;
491 * Account for the active-open session's use of the fifos
492 * so they won't disappear until the last session which uses
495 s->tx_fifo->refcnt++;
496 s->rx_fifo->refcnt++;
500 clib_spinlock_unlock_if_init (&pm->sessions_lock);
503 * Send event for active open tx fifo
505 ASSERT (s->thread_index == thread_index);
506 if (svm_fifo_set_event (s->tx_fifo))
507 session_send_io_evt_to_thread (s->tx_fifo, SESSION_IO_EVT_TX);
513 active_open_reset_callback (session_t * s)
515 proxy_try_close_session (s, 1 /* is_active_open */ );
519 active_open_create_callback (session_t * s)
525 active_open_disconnect_callback (session_t * s)
527 proxy_try_close_session (s, 1 /* is_active_open */ );
531 active_open_rx_callback (session_t * s)
533 svm_fifo_t *proxy_tx_fifo;
535 proxy_tx_fifo = s->rx_fifo;
538 * Send event for server tx fifo
540 if (svm_fifo_set_event (proxy_tx_fifo))
542 u8 thread_index = proxy_tx_fifo->master_thread_index;
543 u32 session_index = proxy_tx_fifo->shr->master_session_index;
544 return session_send_io_evt_to_thread_custom (&session_index,
549 if (svm_fifo_max_enqueue (proxy_tx_fifo) <= TCP_MSS)
550 svm_fifo_add_want_deq_ntf (proxy_tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
556 active_open_tx_callback (session_t * ao_s)
558 proxy_main_t *pm = &proxy_main;
559 transport_connection_t *tc;
564 min_free = clib_min (svm_fifo_size (ao_s->tx_fifo) >> 3, 128 << 10);
565 if (svm_fifo_max_enqueue (ao_s->tx_fifo) < min_free)
567 svm_fifo_add_want_deq_ntf (ao_s->tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
571 clib_spinlock_lock_if_init (&pm->sessions_lock);
573 ps = proxy_session_get_if_valid (ao_s->opaque);
577 if (ps->vpp_server_handle == ~0)
580 proxy_s = session_get_from_handle (ps->vpp_server_handle);
582 /* Force ack on proxy side to update rcv wnd */
583 tc = session_get_transport (proxy_s);
584 tcp_send_ack ((tcp_connection_t *) tc);
587 clib_spinlock_unlock_if_init (&pm->sessions_lock);
593 active_open_cleanup_callback (session_t * s, session_cleanup_ntf_t ntf)
595 if (ntf == SESSION_CLEANUP_TRANSPORT)
598 proxy_try_delete_session (s, 1 /* is_active_open */ );
602 static session_cb_vft_t active_open_clients = {
603 .session_reset_callback = active_open_reset_callback,
604 .session_connected_callback = active_open_connected_callback,
605 .session_accept_callback = active_open_create_callback,
606 .session_disconnect_callback = active_open_disconnect_callback,
607 .session_cleanup_callback = active_open_cleanup_callback,
608 .builtin_app_rx_callback = active_open_rx_callback,
609 .builtin_app_tx_callback = active_open_tx_callback,
610 .fifo_tuning_callback = common_fifo_tuning_callback
615 proxy_server_attach ()
617 proxy_main_t *pm = &proxy_main;
618 u64 options[APP_OPTIONS_N_OPTIONS];
619 vnet_app_attach_args_t _a, *a = &_a;
620 u32 segment_size = 512 << 20;
622 clib_memset (a, 0, sizeof (*a));
623 clib_memset (options, 0, sizeof (options));
625 if (pm->private_segment_size)
626 segment_size = pm->private_segment_size;
627 a->name = format (0, "proxy-server");
628 a->api_client_index = pm->server_client_index;
629 a->session_cb_vft = &proxy_session_cb_vft;
630 a->options = options;
631 a->options[APP_OPTIONS_SEGMENT_SIZE] = segment_size;
632 a->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = segment_size;
633 a->options[APP_OPTIONS_RX_FIFO_SIZE] = pm->fifo_size;
634 a->options[APP_OPTIONS_TX_FIFO_SIZE] = pm->fifo_size;
635 a->options[APP_OPTIONS_MAX_FIFO_SIZE] = pm->max_fifo_size;
636 a->options[APP_OPTIONS_HIGH_WATERMARK] = (u64) pm->high_watermark;
637 a->options[APP_OPTIONS_LOW_WATERMARK] = (u64) pm->low_watermark;
638 a->options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = pm->private_segment_count;
639 a->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] =
640 pm->prealloc_fifos ? pm->prealloc_fifos : 0;
642 a->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN;
644 if (vnet_application_attach (a))
646 clib_warning ("failed to attach server");
649 pm->server_app_index = a->app_index;
656 active_open_attach (void)
658 proxy_main_t *pm = &proxy_main;
659 vnet_app_attach_args_t _a, *a = &_a;
660 u64 options[APP_OPTIONS_N_OPTIONS];
662 clib_memset (a, 0, sizeof (*a));
663 clib_memset (options, 0, sizeof (options));
665 a->api_client_index = pm->active_open_client_index;
666 a->session_cb_vft = &active_open_clients;
667 a->name = format (0, "proxy-active-open");
669 options[APP_OPTIONS_ACCEPT_COOKIE] = 0x12345678;
670 options[APP_OPTIONS_SEGMENT_SIZE] = 512 << 20;
671 options[APP_OPTIONS_RX_FIFO_SIZE] = pm->fifo_size;
672 options[APP_OPTIONS_TX_FIFO_SIZE] = pm->fifo_size;
673 options[APP_OPTIONS_MAX_FIFO_SIZE] = pm->max_fifo_size;
674 options[APP_OPTIONS_HIGH_WATERMARK] = (u64) pm->high_watermark;
675 options[APP_OPTIONS_LOW_WATERMARK] = (u64) pm->low_watermark;
676 options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = pm->private_segment_count;
677 options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] =
678 pm->prealloc_fifos ? pm->prealloc_fifos : 0;
680 options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN
681 | APP_OPTIONS_FLAGS_IS_PROXY;
683 a->options = options;
685 if (vnet_application_attach (a))
688 pm->active_open_app_index = a->app_index;
696 proxy_server_listen ()
698 proxy_main_t *pm = &proxy_main;
699 vnet_listen_args_t _a, *a = &_a;
702 clib_memset (a, 0, sizeof (*a));
704 a->app_index = pm->server_app_index;
705 clib_memcpy (&a->sep_ext, &pm->server_sep, sizeof (pm->server_sep));
706 if (proxy_transport_needs_crypto (a->sep.transport_proto))
708 session_endpoint_alloc_ext_cfg (&a->sep_ext,
709 TRANSPORT_ENDPT_EXT_CFG_CRYPTO);
710 a->sep_ext.ext_cfg->crypto.ckpair_index = pm->ckpair_index;
713 rv = vnet_listen (a);
714 if (a->sep_ext.ext_cfg)
715 clib_mem_free (a->sep_ext.ext_cfg);
721 proxy_server_add_ckpair (void)
723 vnet_app_add_cert_key_pair_args_t _ck_pair, *ck_pair = &_ck_pair;
724 proxy_main_t *pm = &proxy_main;
726 clib_memset (ck_pair, 0, sizeof (*ck_pair));
727 ck_pair->cert = (u8 *) test_srv_crt_rsa;
728 ck_pair->key = (u8 *) test_srv_key_rsa;
729 ck_pair->cert_len = test_srv_crt_rsa_len;
730 ck_pair->key_len = test_srv_key_rsa_len;
731 vnet_app_add_cert_key_pair (ck_pair);
733 pm->ckpair_index = ck_pair->index;
737 proxy_server_create (vlib_main_t * vm)
739 vlib_thread_main_t *vtm = vlib_get_thread_main ();
740 proxy_main_t *pm = &proxy_main;
744 num_threads = 1 /* main thread */ + vtm->n_threads;
745 vec_validate (pm->rx_buf, num_threads - 1);
747 for (i = 0; i < num_threads; i++)
748 vec_validate (pm->rx_buf[i], pm->rcv_buffer_size);
750 proxy_server_add_ckpair ();
752 if (proxy_server_attach ())
754 clib_warning ("failed to attach server app");
757 if (proxy_server_listen ())
759 clib_warning ("failed to start listening");
762 if (active_open_attach ())
764 clib_warning ("failed to attach active open app");
771 static clib_error_t *
772 proxy_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
773 vlib_cli_command_t * cmd)
775 unformat_input_t _line_input, *line_input = &_line_input;
776 char *default_server_uri = "tcp://0.0.0.0/23";
777 char *default_client_uri = "tcp://6.0.2.2/23";
778 u8 *server_uri = 0, *client_uri = 0;
779 proxy_main_t *pm = &proxy_main;
780 clib_error_t *error = 0;
784 pm->fifo_size = 64 << 10;
785 pm->max_fifo_size = 128 << 20;
786 pm->high_watermark = 80;
787 pm->low_watermark = 50;
788 pm->rcv_buffer_size = 1024;
789 pm->prealloc_fifos = 0;
790 pm->private_segment_count = 0;
791 pm->private_segment_size = 0;
793 if (vlib_num_workers ())
794 clib_spinlock_init (&pm->sessions_lock);
796 if (!unformat_user (input, unformat_line_input, line_input))
799 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
801 if (unformat (line_input, "fifo-size %U", unformat_memory_size,
804 else if (unformat (line_input, "max-fifo-size %U", unformat_memory_size,
807 else if (unformat (line_input, "high-watermark %d", &tmp32))
808 pm->high_watermark = (u8) tmp32;
809 else if (unformat (line_input, "low-watermark %d", &tmp32))
810 pm->low_watermark = (u8) tmp32;
811 else if (unformat (line_input, "rcv-buf-size %d", &pm->rcv_buffer_size))
813 else if (unformat (line_input, "prealloc-fifos %d", &pm->prealloc_fifos))
815 else if (unformat (line_input, "private-segment-count %d",
816 &pm->private_segment_count))
818 else if (unformat (line_input, "private-segment-size %U",
819 unformat_memory_size, &tmp64))
821 if (tmp64 >= 0x100000000ULL)
823 error = clib_error_return (
824 0, "private segment size %lld (%llu) too large", tmp64, tmp64);
827 pm->private_segment_size = tmp64;
829 else if (unformat (line_input, "server-uri %s", &server_uri))
830 vec_add1 (server_uri, 0);
831 else if (unformat (line_input, "client-uri %s", &client_uri))
832 vec_add1 (client_uri, 0);
835 error = clib_error_return (0, "unknown input `%U'",
836 format_unformat_error, line_input);
843 clib_warning ("No server-uri provided, Using default: %s",
845 server_uri = format (0, "%s%c", default_server_uri, 0);
849 clib_warning ("No client-uri provided, Using default: %s",
851 client_uri = format (0, "%s%c", default_client_uri, 0);
854 if (parse_uri ((char *) server_uri, &pm->server_sep))
856 error = clib_error_return (0, "Invalid server uri %v", server_uri);
859 if (parse_uri ((char *) client_uri, &pm->client_sep))
861 error = clib_error_return (0, "Invalid client uri %v", client_uri);
865 vnet_session_enable_disable (vm, 1 /* turn on session and transport */ );
867 rv = proxy_server_create (vm);
873 error = clib_error_return (0, "server_create returned %d", rv);
877 unformat_free (line_input);
878 vec_free (client_uri);
879 vec_free (server_uri);
883 VLIB_CLI_COMMAND (proxy_create_command, static) =
885 .path = "test proxy server",
886 .short_help = "test proxy server [server-uri <tcp://ip/port>]"
887 "[client-uri <tcp://ip/port>][fifo-size <nn>[k|m]]"
888 "[max-fifo-size <nn>[k|m]][high-watermark <nn>]"
889 "[low-watermark <nn>][rcv-buf-size <nn>][prealloc-fifos <nn>]"
890 "[private-segment-size <mem>][private-segment-count <nn>]",
891 .function = proxy_server_create_command_fn,
895 proxy_main_init (vlib_main_t * vm)
897 proxy_main_t *pm = &proxy_main;
898 pm->server_client_index = ~0;
899 pm->active_open_client_index = ~0;
904 VLIB_INIT_FUNCTION (proxy_main_init);
907 * fd.io coding-style-patch-verification: ON
910 * eval: (c-set-style "gnu")