/* * 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 #include #include #include #include #include #include #include #define vl_typedefs /* define message structures */ #include #undef vl_typedefs /* declare message handlers for each api */ #define vl_endianfun /* define message structures */ #include #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) #define vl_printfun #include #undef vl_printfun /* Satisfy external references when not linking with -lvlib */ vlib_main_t vlib_global_main; vlib_main_t **vlib_mains; typedef struct { svm_fifo_t *server_rx_fifo; svm_fifo_t *server_tx_fifo; u32 vpp_session_index; u32 vpp_session_thread; } session_t; typedef enum { STATE_START, STATE_READY, STATE_DISCONNECTING, STATE_FAILED } connection_state_t; typedef struct { /* vpe input queue */ unix_shared_memory_queue_t *vl_input_queue; /* API client handle */ u32 my_client_index; /* The URI we're playing with */ u8 *uri; /* Session pool */ session_t *sessions; /* Hash table for disconnect processing */ uword *session_index_by_vpp_handles; /* intermediate rx buffer */ u8 *rx_buf; /* URI for slave's connect */ u8 *connect_uri; u32 connected_session_index; int i_am_master; /* drop all packets */ int drop_packets; /* Our event queue */ unix_shared_memory_queue_t *our_event_queue; /* $$$ single thread only for the moment */ unix_shared_memory_queue_t *vpp_event_queue; pid_t my_pid; /* For deadman timers */ clib_time_t clib_time; /* State of the connection, shared between msg RX thread and main thread */ volatile connection_state_t state; /* Signal variables */ volatile int time_to_stop; volatile int time_to_print_stats; u32 configured_segment_size; /* VNET_API_ERROR_FOO -> "Foo" hash table */ uword *error_string_by_error_number; u8 *connect_test_data; pthread_t client_rx_thread_handle; u32 client_bytes_received; u8 test_return_packets; /* convenience */ svm_fifo_segment_main_t *segment_main; } uri_tcp_test_main_t; uri_tcp_test_main_t uri_tcp_test_main; #if CLIB_DEBUG > 0 #define NITER 10000 #else #define NITER 4000000 #endif int wait_for_state_change (uri_tcp_test_main_t * utm, connection_state_t state) { #if CLIB_DEBUG > 0 #define TIMEOUT 600.0 #else #define TIMEOUT 600.0 #endif f64 timeout = clib_time_now (&utm->clib_time) + TIMEOUT; while (clib_time_now (&utm->clib_time) < timeout) { if (utm->state == state) return 0; if (utm->state == STATE_FAILED) return -1; } clib_warning ("timeout waiting for STATE_READY"); return -1; } static void init_error_string_table (uri_tcp_test_main_t * utm) { utm->error_string_by_error_number = hash_create (0, sizeof (uword)); #define _(n,v,s) hash_set (utm->error_string_by_error_number, -v, s); foreach_vnet_api_error; #undef _ hash_set (utm->error_string_by_error_number, 99, "Misc"); } static void stop_signal (int signum) { uri_tcp_test_main_t *um = &uri_tcp_test_main; um->time_to_stop = 1; } static void stats_signal (int signum) { uri_tcp_test_main_t *um = &uri_tcp_test_main; um->time_to_print_stats = 1; } static clib_error_t * setup_signal_handlers (void) { signal (SIGINT, stats_signal); signal (SIGQUIT, stop_signal); signal (SIGTERM, stop_signal); return 0; } void vlib_cli_output (struct vlib_main_t *vm, char *fmt, ...) { clib_warning ("BUG"); } int connect_to_vpp (char *name) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; api_main_t *am = &api_main; if (vl_client_connect_to_vlib ("/vpe-api", name, 32) < 0) return -1; utm->vl_input_queue = am->shmem_hdr->vl_input_queue; utm->my_client_index = am->my_client_index; return 0; } static void vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp) { svm_fifo_segment_create_args_t _a, *a = &_a; int rv; a->segment_name = (char *) mp->segment_name; a->segment_size = mp->segment_size; /* Attach to the segment vpp created */ rv = svm_fifo_segment_attach (a); if (rv) { clib_warning ("svm_fifo_segment_attach ('%s') failed", mp->segment_name); return; } clib_warning ("Mapped new segment '%s' size %d", mp->segment_name, mp->segment_size); } static void vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; session_t *session; vl_api_disconnect_session_reply_t *rmp; uword *p; int rv = 0; u64 key; key = (((u64) mp->session_thread_index) << 32) | (u64) mp->session_index; p = hash_get (utm->session_index_by_vpp_handles, key); if (p) { session = pool_elt_at_index (utm->sessions, p[0]); hash_unset (utm->session_index_by_vpp_handles, key); pool_put (utm->sessions, session); } else { clib_warning ("couldn't find session key %llx", key); rv = -11; } utm->time_to_stop = 1; rmp = vl_msg_api_alloc (sizeof (*rmp)); memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION_REPLY); rmp->retval = rv; rmp->session_index = mp->session_index; rmp->session_thread_index = mp->session_thread_index; vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); } static void vl_api_reset_session_t_handler (vl_api_reset_session_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; session_t *session; vl_api_reset_session_reply_t *rmp; uword *p; int rv = 0; u64 key; key = (((u64) mp->session_thread_index) << 32) | (u64) mp->session_index; p = hash_get (utm->session_index_by_vpp_handles, key); if (p) { session = pool_elt_at_index (utm->sessions, p[0]); hash_unset (utm->session_index_by_vpp_handles, key); pool_put (utm->sessions, session); } else { clib_warning ("couldn't find session key %llx", key); rv = -11; } rmp = vl_msg_api_alloc (sizeof (*rmp)); memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION_REPLY); rmp->retval = rv; rmp->session_index = mp->session_index; rmp->session_thread_index = mp->session_thread_index; vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); } void client_handle_fifo_event_rx (uri_tcp_test_main_t * utm, session_fifo_event_t * e) { svm_fifo_t *rx_fifo; int n_read, bytes, i; rx_fifo = e->fifo; bytes = e->enqueue_length; do { n_read = svm_fifo_dequeue_nowait (rx_fifo, 0, vec_len (utm->rx_buf), utm->rx_buf); if (n_read > 0) { bytes -= n_read; for (i = 0; i < n_read; i++) { if (utm->rx_buf[i] != ((utm->client_bytes_received + i) & 0xff)) { clib_warning ("error at byte %lld, 0x%x not 0x%x", utm->client_bytes_received + i, utm->rx_buf[i], ((utm->client_bytes_received + i) & 0xff)); } } utm->client_bytes_received += n_read; } } while (n_read < 0 || bytes > 0); } void client_handle_event_queue (uri_tcp_test_main_t * utm) { session_fifo_event_t _e, *e = &_e;; unix_shared_memory_queue_sub (utm->our_event_queue, (u8 *) e, 0 /* nowait */ ); switch (e->event_type) { case FIFO_EVENT_SERVER_RX: client_handle_fifo_event_rx (utm, e); break; case FIFO_EVENT_SERVER_EXIT: return; default: clib_warning ("unknown event type %d", e->event_type); break; } } static void * client_rx_thread_fn (void *arg) { session_fifo_event_t _e, *e = &_e; uri_tcp_test_main_t *utm = &uri_tcp_test_main; utm->client_bytes_received = 0; while (1) { unix_shared_memory_queue_sub (utm->our_event_queue, (u8 *) e, 0 /* nowait */ ); switch (e->event_type) { case FIFO_EVENT_SERVER_RX: client_handle_fifo_event_rx (utm, e); break; case FIFO_EVENT_SERVER_EXIT: return 0; default: clib_warning ("unknown event type %d", e->event_type); break; } if (PREDICT_FALSE (utm->time_to_stop == 1)) break; } pthread_exit (0); } static void vl_api_connect_uri_reply_t_handler (vl_api_connect_uri_reply_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; svm_fifo_segment_create_args_t _a, *a = &_a; session_t *session; u32 session_index; svm_fifo_t *rx_fifo, *tx_fifo; int rv; u64 key; if (mp->retval) { clib_warning ("connection failed with code: %d", mp->retval); utm->state = STATE_FAILED; return; } /* * Attatch to segment */ if (mp->segment_name_length == 0) { clib_warning ("segment_name_length zero"); utm->state = STATE_FAILED; return; } a->segment_name = (char *) mp->segment_name; a->segment_size = mp->segment_size; ASSERT (mp->client_event_queue_address); /* Attach to the segment vpp created */ rv = svm_fifo_segment_attach (a); if (rv) { clib_warning ("svm_fifo_segment_attach ('%s') failed", mp->segment_name); return; } /* * Save the queues */ utm->our_event_queue = (unix_shared_memory_queue_t *) mp->client_event_queue_address; utm->vpp_event_queue = (unix_shared_memory_queue_t *) mp->vpp_event_queue_address; /* * Setup session */ pool_get (utm->sessions, session); session_index = session - utm->sessions; rx_fifo = (svm_fifo_t *) mp->server_rx_fifo; rx_fifo->client_session_index = session_index; tx_fifo = (svm_fifo_t *) mp->server_tx_fifo; tx_fifo->client_session_index = session_index; session->server_rx_fifo = rx_fifo; session->server_tx_fifo = tx_fifo; session->vpp_session_index = mp->session_index; session->vpp_session_thread = mp->session_thread_index; /* Save handle */ utm->connected_session_index = session_index; utm->state = STATE_READY; /* Add it to lookup table */ key = (((u64) mp->session_thread_index) << 32) | (u64) mp->session_index; hash_set (utm->session_index_by_vpp_handles, key, session_index); /* Start RX thread */ rv = pthread_create (&utm->client_rx_thread_handle, NULL /*attr */ , client_rx_thread_fn, 0); if (rv) { clib_warning ("pthread_create returned %d", rv); rv = VNET_API_ERROR_SYSCALL_ERROR_1; } } void client_send_data (uri_tcp_test_main_t * utm) { u8 *test_data = utm->connect_test_data; u64 bytes_sent = 0; int rv; int mypid = getpid (); session_t *session; svm_fifo_t *tx_fifo; int buffer_offset, bytes_to_send = 0; session_fifo_event_t evt; static int serial_number = 0; int i; u32 max_chunk = 64 << 10, write; session = pool_elt_at_index (utm->sessions, utm->connected_session_index); tx_fifo = session->server_tx_fifo; vec_validate (utm->rx_buf, vec_len (test_data) - 1); for (i = 0; i < 1; i++) { bytes_to_send = vec_len (test_data); buffer_offset = 0; while (bytes_to_send > 0) { write = bytes_to_send > max_chunk ? max_chunk : bytes_to_send; rv = svm_fifo_enqueue_nowait (tx_fifo, mypid, write, test_data + buffer_offset); if (rv > 0) { bytes_to_send -= rv; buffer_offset += rv; bytes_sent += rv; /* Fabricate TX event, send to vpp */ evt.fifo = tx_fifo; evt.event_type = FIFO_EVENT_SERVER_TX; /* $$$$ for event logging */ evt.enqueue_length = rv; evt.event_id = serial_number++; unix_shared_memory_queue_add (utm->vpp_event_queue, (u8 *) & evt, 0 /* do wait for mutex */ ); } } } if (utm->test_return_packets) { f64 timeout = clib_time_now (&utm->clib_time) + 2; /* Wait for the outstanding packets */ while (utm->client_bytes_received < vec_len (test_data)) { if (clib_time_now (&utm->clib_time) > timeout) { clib_warning ("timed out waiting for the missing packets"); break; } } utm->time_to_stop = 1; } } void client_connect (uri_tcp_test_main_t * utm) { vl_api_connect_uri_t *cmp; cmp = vl_msg_api_alloc (sizeof (*cmp)); memset (cmp, 0, sizeof (*cmp)); cmp->_vl_msg_id = ntohs (VL_API_CONNECT_URI); cmp->client_index = utm->my_client_index; cmp->context = ntohl (0xfeedface); memcpy (cmp->uri, utm->connect_uri, vec_len (utm->connect_uri)); vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & cmp); } void client_disconnect (uri_tcp_test_main_t * utm) { session_t *connected_session; vl_api_disconnect_session_t *dmp; connected_session = pool_elt_at_index (utm->sessions, utm->connected_session_index); dmp = vl_msg_api_alloc (sizeof (*dmp)); memset (dmp, 0, sizeof (*dmp)); dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION); dmp->client_index = utm->my_client_index; dmp->session_index = connected_session->vpp_session_index; dmp->session_thread_index = connected_session->vpp_session_thread; vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & dmp); } static void client_test (uri_tcp_test_main_t * utm) { int i; client_connect (utm); if (wait_for_state_change (utm, STATE_READY)) { return; } /* Init test data */ vec_validate (utm->connect_test_data, 64 * 1024 - 1); for (i = 0; i < vec_len (utm->connect_test_data); i++) utm->connect_test_data[i] = i & 0xff; /* Start send */ client_send_data (utm); /* Disconnect */ client_disconnect (utm); } static void vl_api_bind_uri_reply_t_handler (vl_api_bind_uri_reply_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; svm_fifo_segment_create_args_t _a, *a = &_a; int rv; if (mp->retval) { clib_warning ("bind failed: %d", mp->retval); utm->state = STATE_FAILED; return; } if (mp->segment_name_length == 0) { clib_warning ("segment_name_length zero"); return; } a->segment_name = (char *) mp->segment_name; a->segment_size = mp->segment_size; ASSERT (mp->server_event_queue_address); /* Attach to the segment vpp created */ rv = svm_fifo_segment_attach (a); if (rv) { clib_warning ("svm_fifo_segment_attach ('%s') failed", mp->segment_name); return; } utm->our_event_queue = (unix_shared_memory_queue_t *) mp->server_event_queue_address; utm->state = STATE_READY; } static void vl_api_unbind_uri_reply_t_handler (vl_api_unbind_uri_reply_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; if (mp->retval != 0) clib_warning ("returned %d", ntohl (mp->retval)); utm->state = STATE_START; } static void vl_api_accept_session_t_handler (vl_api_accept_session_t * mp) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; vl_api_accept_session_reply_t *rmp; svm_fifo_t *rx_fifo, *tx_fifo; session_t *session; static f64 start_time; u64 key; u32 session_index; if (start_time == 0.0) start_time = clib_time_now (&utm->clib_time); utm->vpp_event_queue = (unix_shared_memory_queue_t *) mp->vpp_event_queue_address; /* Allocate local session and set it up */ pool_get (utm->sessions, session); session_index = session - utm->sessions; rx_fifo = (svm_fifo_t *) mp->server_rx_fifo; rx_fifo->client_session_index = session_index; tx_fifo = (svm_fifo_t *) mp->server_tx_fifo; tx_fifo->client_session_index = session_index; session->server_rx_fifo = rx_fifo; session->server_tx_fifo = tx_fifo; /* Add it to lookup table */ key = (((u64) mp->session_thread_index) << 32) | (u64) mp->session_index; hash_set (utm->session_index_by_vpp_handles, key, session_index); utm->state = STATE_READY; /* Stats printing */ if (pool_elts (utm->sessions) && (pool_elts (utm->sessions) % 20000) == 0) { f64 now = clib_time_now (&utm->clib_time); fformat (stdout, "%d active sessions in %.2f seconds, %.2f/sec...\n", pool_elts (utm->sessions), now - start_time, (f64) pool_elts (utm->sessions) / (now - start_time)); } /* * Send accept reply to vpp */ rmp = vl_msg_api_alloc (sizeof (*rmp)); memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_ACCEPT_SESSION_REPLY); rmp->session_type = mp->session_type; rmp->session_index = mp->session_index; rmp->session_thread_index = mp->session_thread_index; vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); } void server_handle_fifo_event_rx (uri_tcp_test_main_t * utm, session_fifo_event_t * e) { svm_fifo_t *rx_fifo, *tx_fifo; int n_read; session_fifo_event_t evt; unix_shared_memory_queue_t *q; int rv, bytes; rx_fifo = e->fifo; tx_fifo = utm->sessions[rx_fifo->client_session_index].server_tx_fifo; bytes = e->enqueue_length; do { n_read = svm_fifo_dequeue_nowait (rx_fifo, 0, vec_len (utm->rx_buf), utm->rx_buf); /* Reflect if a non-drop session */ if (!utm->drop_packets && n_read > 0) { do { rv = svm_fifo_enqueue_nowait (tx_fifo, 0, n_read, utm->rx_buf); } while (rv == -2); /* Fabricate TX event, send to vpp */ evt.fifo = tx_fifo; evt.event_type = FIFO_EVENT_SERVER_TX; /* $$$$ for event logging */ evt.enqueue_length = n_read; evt.event_id = e->event_id; q = utm->vpp_event_queue; unix_shared_memory_queue_add (q, (u8 *) & evt, 0 /* do wait for mutex */ ); } if (n_read > 0) bytes -= n_read; } while (n_read < 0 || bytes > 0); } void server_handle_event_queue (uri_tcp_test_main_t * utm) { session_fifo_event_t _e, *e = &_e;; while (1) { unix_shared_memory_queue_sub (utm->our_event_queue, (u8 *) e, 0 /* nowait */ ); switch (e->event_type) { case FIFO_EVENT_SERVER_RX: server_handle_fifo_event_rx (utm, e); break; case FIFO_EVENT_SERVER_EXIT: return; default: clib_warning ("unknown event type %d", e->event_type); break; } if (PREDICT_FALSE (utm->time_to_stop == 1)) break; if (PREDICT_FALSE (utm->time_to_print_stats == 1)) { utm->time_to_print_stats = 0; fformat (stdout, "%d connections\n", pool_elts (utm->sessions)); } } } void server_bind (uri_tcp_test_main_t * utm) { vl_api_bind_uri_t *bmp; u32 fifo_size = 3 << 20; bmp = vl_msg_api_alloc (sizeof (*bmp)); memset (bmp, 0, sizeof (*bmp)); bmp->_vl_msg_id = ntohs (VL_API_BIND_URI); bmp->client_index = utm->my_client_index; bmp->context = ntohl (0xfeedface); bmp->initial_segment_size = 256 << 20; /* size of initial segment */ bmp->options[SESSION_OPTIONS_FLAGS] = SESSION_OPTIONS_FLAGS_USE_FIFO | SESSION_OPTIONS_FLAGS_ADD_SEGMENT; bmp->options[SESSION_OPTIONS_RX_FIFO_SIZE] = fifo_size; bmp->options[SESSION_OPTIONS_TX_FIFO_SIZE] = fifo_size; bmp->options[SESSION_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20; memcpy (bmp->uri, utm->uri, vec_len (utm->uri)); vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); } void server_unbind (uri_tcp_test_main_t * utm) { vl_api_unbind_uri_t *ump; ump = vl_msg_api_alloc (sizeof (*ump)); memset (ump, 0, sizeof (*ump)); ump->_vl_msg_id = ntohs (VL_API_UNBIND_URI); ump->client_index = utm->my_client_index; memcpy (ump->uri, utm->uri, vec_len (utm->uri)); vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & ump); } void server_test (uri_tcp_test_main_t * utm) { /* Bind to uri */ server_bind (utm); if (wait_for_state_change (utm, STATE_READY)) { clib_warning ("timeout waiting for STATE_READY"); return; } /* Enter handle event loop */ server_handle_event_queue (utm); /* Cleanup */ server_unbind (utm); if (wait_for_state_change (utm, STATE_START)) { clib_warning ("timeout waiting for STATE_START"); return; } fformat (stdout, "Test complete...\n"); } #define foreach_uri_msg \ _(BIND_URI_REPLY, bind_uri_reply) \ _(UNBIND_URI_REPLY, unbind_uri_reply) \ _(ACCEPT_SESSION, accept_session) \ _(CONNECT_URI_REPLY, connect_uri_reply) \ _(DISCONNECT_SESSION, disconnect_session) \ _(RESET_SESSION, reset_session) \ _(MAP_ANOTHER_SEGMENT, map_another_segment) void uri_api_hookup (uri_tcp_test_main_t * utm) { #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_uri_msg; #undef _ } int main (int argc, char **argv) { uri_tcp_test_main_t *utm = &uri_tcp_test_main; unformat_input_t _argv, *a = &_argv; u8 *chroot_prefix; u8 *heap; u8 *bind_name = (u8 *) "tcp://0.0.0.0/1234"; u32 tmp; mheap_t *h; session_t *session; int i; int i_am_master = 1, drop_packets = 0, test_return_packets = 0; clib_mem_init (0, 256 << 20); heap = clib_mem_get_per_cpu_heap (); h = mheap_header (heap); /* make the main heap thread-safe */ h->flags |= MHEAP_FLAG_THREAD_SAFE; vec_validate (utm->rx_buf, 65536); utm->session_index_by_vpp_handles = hash_create (0, sizeof (uword)); utm->my_pid = getpid (); utm->configured_segment_size = 1 << 20; clib_time_init (&utm->clib_time); init_error_string_table (utm); svm_fifo_segment_init (0x200000000ULL, 20); unformat_init_command_line (a, argv); while (unformat_check_input (a) != UNFORMAT_END_OF_INPUT) { if (unformat (a, "chroot prefix %s", &chroot_prefix)) { vl_set_memory_root_path ((char *) chroot_prefix); } else if (unformat (a, "uri %s", &bind_name)) ; else if (unformat (a, "segment-size %dM", &tmp)) utm->configured_segment_size = tmp << 20; else if (unformat (a, "segment-size %dG", &tmp)) utm->configured_segment_size = tmp << 30; else if (unformat (a, "master")) i_am_master = 1; else if (unformat (a, "slave")) i_am_master = 0; else if (unformat (a, "drop")) drop_packets = 1; else if (unformat (a, "test")) test_return_packets = 1; else { fformat (stderr, "%s: usage [master|slave]\n"); exit (1); } } utm->uri = format (0, "%s%c", bind_name, 0); utm->i_am_master = i_am_master; utm->segment_main = &svm_fifo_segment_main; utm->drop_packets = drop_packets; utm->test_return_packets = test_return_packets; utm->connect_uri = format (0, "tcp://6.0.1.2/1234%c", 0); setup_signal_handlers (); uri_api_hookup (utm); if (connect_to_vpp (i_am_master ? "uri_tcp_server" : "uri_tcp_client") < 0) { svm_region_exit (); fformat (stderr, "Couldn't connect to vpe, exiting...\n"); exit (1); } if (i_am_master == 0) { client_test (utm); exit (0); } /* $$$$ hack preallocation */ for (i = 0; i < 200000; i++) { pool_get (utm->sessions, session); memset (session, 0, sizeof (*session)); } for (i = 0; i < 200000; i++) pool_put_index (utm->sessions, i); server_test (utm); vl_client_disconnect_from_vlib (); exit (0); } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */