X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Ftcp%2Fbuiltin_server.c;h=b613b3ae5d53faeb6311d4dcf1d5d6d4671b2c92;hb=7999e83a41ebad8a3f02cfcb2809cdb3aae919ba;hp=8308e3d9fd25d1d5066b1c2158e03ca9a6c58a20;hpb=6cf30adc2cd3aa818e5d97cf71ea8b2fc2aaefa7;p=vpp.git diff --git a/src/vnet/tcp/builtin_server.c b/src/vnet/tcp/builtin_server.c index 8308e3d9fd2..b613b3ae5d5 100644 --- a/src/vnet/tcp/builtin_server.c +++ b/src/vnet/tcp/builtin_server.c @@ -18,41 +18,36 @@ #include #include -/* define message IDs */ -#include - -/* define message structures */ -#define vl_typedefs -#include -#undef vl_typedefs - -/* define generated endian-swappers */ -#define vl_endianfun -#include -#undef vl_endianfun - -/* instantiate all the print functions we know about */ -#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) -#define vl_printfun -#include -#undef vl_printfun - typedef struct { - u8 *rx_buf; + /* + * Server app parameters + */ unix_shared_memory_queue_t **vpp_queue; - u64 byte_index; + unix_shared_memory_queue_t *vl_input_queue; /**< Sever's event queue */ - /* Sever's event queue */ - unix_shared_memory_queue_t *vl_input_queue; + u32 app_index; /**< Server app index */ + u32 my_client_index; /**< API client handle */ + u32 node_index; /**< process node index for evnt scheduling */ - /* API client handle */ - u32 my_client_index; + /* + * Config params + */ + u8 no_echo; /**< Don't echo traffic */ + u32 fifo_size; /**< Fifo size */ + u32 rcv_buffer_size; /**< Rcv buffer size */ + u32 prealloc_fifos; /**< Preallocate fifos */ + u32 private_segment_count; /**< Number of private segments */ + u32 private_segment_size; /**< Size of private segments */ + char *server_uri; /**< Server URI */ - u32 app_index; + /* + * Test state + */ + u8 **rx_buf; /**< Per-thread RX buffer */ + u64 byte_index; + u32 **rx_retries; - /* process node index for evnt scheduling */ - u32 node_index; vlib_main_t *vlib_main; } builtin_server_main_t; @@ -62,12 +57,13 @@ int builtin_session_accept_callback (stream_session_t * s) { builtin_server_main_t *bsm = &builtin_server_main; - clib_warning ("called..."); bsm->vpp_queue[s->thread_index] = session_manager_get_vpp_event_queue (s->thread_index); s->session_state = SESSION_STATE_READY; bsm->byte_index = 0; + vec_validate (bsm->rx_retries[s->thread_index], s->session_index); + bsm->rx_retries[s->thread_index][s->session_index] = 0; return 0; } @@ -76,9 +72,8 @@ builtin_session_disconnect_callback (stream_session_t * s) { builtin_server_main_t *bsm = &builtin_server_main; vnet_disconnect_args_t _a, *a = &_a; - clib_warning ("called..."); - a->handle = stream_session_handle (s); + a->handle = session_handle (s); a->app_index = bsm->app_index; vnet_disconnect_session (a); } @@ -86,8 +81,7 @@ builtin_session_disconnect_callback (stream_session_t * s) void builtin_session_reset_callback (stream_session_t * s) { - clib_warning ("called.. "); - + clib_warning ("Reset session %U", format_stream_session, s, 2); stream_session_cleanup (s); } @@ -119,18 +113,43 @@ void test_bytes (builtin_server_main_t * bsm, int actual_transfer) { int i; + u32 my_thread_id = vlib_get_thread_index (); for (i = 0; i < actual_transfer; i++) { - if (bsm->rx_buf[i] != ((bsm->byte_index + i) & 0xff)) + if (bsm->rx_buf[my_thread_id][i] != ((bsm->byte_index + i) & 0xff)) { clib_warning ("at %lld expected %d got %d", bsm->byte_index + i, - (bsm->byte_index + i) & 0xff, bsm->rx_buf[i]); + (bsm->byte_index + i) & 0xff, + bsm->rx_buf[my_thread_id][i]); } } bsm->byte_index += actual_transfer; } +/* + * If no-echo, just read the data and be done with it + */ +int +builtin_server_rx_callback_no_echo (stream_session_t * s) +{ + builtin_server_main_t *bsm = &builtin_server_main; + u32 my_thread_id = vlib_get_thread_index (); + int actual_transfer; + svm_fifo_t *rx_fifo; + + rx_fifo = s->server_rx_fifo; + + do + { + actual_transfer = + svm_fifo_dequeue_nowait (rx_fifo, bsm->rcv_buffer_size, + bsm->rx_buf[my_thread_id]); + } + while (actual_transfer > 0); + return 0; +} + int builtin_server_rx_callback (stream_session_t * s) { @@ -139,18 +158,21 @@ builtin_server_rx_callback (stream_session_t * s) svm_fifo_t *tx_fifo, *rx_fifo; builtin_server_main_t *bsm = &builtin_server_main; session_fifo_event_t evt; - static int serial_number = 0; + u32 thread_index = vlib_get_thread_index (); + + ASSERT (s->thread_index == thread_index); + + rx_fifo = s->server_rx_fifo; + tx_fifo = s->server_tx_fifo; + + ASSERT (rx_fifo->master_thread_index == thread_index); + ASSERT (tx_fifo->master_thread_index == thread_index); max_dequeue = svm_fifo_max_dequeue (s->server_rx_fifo); max_enqueue = svm_fifo_max_enqueue (s->server_tx_fifo); if (PREDICT_FALSE (max_dequeue == 0)) - { - return 0; - } - - tx_fifo = s->server_tx_fifo; - rx_fifo = s->server_rx_fifo; + return 0; /* Number of bytes we're going to copy */ max_transfer = (max_dequeue < max_enqueue) ? max_dequeue : max_enqueue; @@ -164,24 +186,31 @@ builtin_server_rx_callback (stream_session_t * s) /* Program self-tap to retry */ if (svm_fifo_set_event (rx_fifo)) { + unix_shared_memory_queue_t *q; evt.fifo = rx_fifo; evt.event_type = FIFO_EVENT_BUILTIN_RX; - evt.event_id = 0; - unix_shared_memory_queue_add (bsm->vpp_queue[s->thread_index], - (u8 *) & evt, - 0 /* do wait for mutex */ ); + + q = bsm->vpp_queue[thread_index]; + if (PREDICT_FALSE (q->cursize == q->maxsize)) + clib_warning ("out of event queue space"); + else if (unix_shared_memory_queue_add (q, (u8 *) & evt, 0)) + clib_warning ("failed to enqueue self-tap"); + + if (bsm->rx_retries[thread_index][s->session_index] == 500000) + { + clib_warning ("session stuck: %U", format_stream_session, s, 2); + } + if (bsm->rx_retries[thread_index][s->session_index] < 500001) + bsm->rx_retries[thread_index][s->session_index]++; } return 0; } - svm_fifo_unset_event (rx_fifo); + _vec_len (bsm->rx_buf[thread_index]) = max_transfer; - vec_validate (bsm->rx_buf, max_transfer - 1); - _vec_len (bsm->rx_buf) = max_transfer; - - actual_transfer = svm_fifo_dequeue_nowait (rx_fifo, 0, max_transfer, - bsm->rx_buf); + actual_transfer = svm_fifo_dequeue_nowait (rx_fifo, max_transfer, + bsm->rx_buf[thread_index]); ASSERT (actual_transfer == max_transfer); // test_bytes (bsm, actual_transfer); @@ -190,8 +219,8 @@ builtin_server_rx_callback (stream_session_t * s) * Echo back */ - n_written = - svm_fifo_enqueue_nowait (tx_fifo, 0, actual_transfer, bsm->rx_buf); + n_written = svm_fifo_enqueue_nowait (tx_fifo, actual_transfer, + bsm->rx_buf[thread_index]); if (n_written != max_transfer) clib_warning ("short trout!"); @@ -200,14 +229,15 @@ builtin_server_rx_callback (stream_session_t * s) { /* Fabricate TX event, send to vpp */ evt.fifo = tx_fifo; - evt.event_type = FIFO_EVENT_SERVER_TX; - evt.event_id = serial_number++; + evt.event_type = FIFO_EVENT_APP_TX; - unix_shared_memory_queue_add (bsm->vpp_queue[s->thread_index], - (u8 *) & evt, 0 /* do wait for mutex */ ); + if (unix_shared_memory_queue_add (bsm->vpp_queue[s->thread_index], + (u8 *) & evt, + 0 /* do wait for mutex */ )) + clib_warning ("failed to enqueue tx evt"); } - if (PREDICT_FALSE (max_enqueue < max_dequeue)) + if (PREDICT_FALSE (n_written < max_dequeue)) goto rx_event; return 0; @@ -228,51 +258,18 @@ static int create_api_loopback (vlib_main_t * vm) { builtin_server_main_t *bsm = &builtin_server_main; - vl_api_memclnt_create_t _m, *mp = &_m; - extern void vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t *); api_main_t *am = &api_main; vl_shmem_hdr_t *shmem_hdr; - uword *event_data = 0, event_type; - int resolved = 0; - - /* - * Create a "loopback" API client connection - * Don't do things like this unless you know what you're doing... - */ shmem_hdr = am->shmem_hdr; bsm->vl_input_queue = shmem_hdr->vl_input_queue; - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = VL_API_MEMCLNT_CREATE; - mp->context = 0xFEEDFACE; - mp->input_queue = (u64) bsm->vl_input_queue; - strncpy ((char *) mp->name, "tcp_test_server", sizeof (mp->name) - 1); - - vl_api_memclnt_create_t_handler (mp); - - /* Wait for reply */ - bsm->node_index = vlib_get_current_process (vm)->node_runtime.node_index; - vlib_process_wait_for_event_or_clock (vm, 1.0); - event_type = vlib_process_get_events (vm, &event_data); - switch (event_type) - { - case 1: - resolved = 1; - break; - case ~0: - /* timed out */ - break; - default: - clib_warning ("unknown event_type %d", event_type); - } - if (!resolved) - return -1; - + bsm->my_client_index = + vl_api_memclnt_create_internal ("tcp_test_server", bsm->vl_input_queue); return 0; } static int -server_attach () +server_attach (u8 * appns_id, u64 appns_flags, u64 appns_secret) { builtin_server_main_t *bsm = &builtin_server_main; u8 segment_name[128]; @@ -282,12 +279,30 @@ server_attach () memset (a, 0, sizeof (*a)); memset (options, 0, sizeof (options)); + if (bsm->no_echo) + builtin_session_cb_vft.builtin_server_rx_callback = + builtin_server_rx_callback_no_echo; + else + builtin_session_cb_vft.builtin_server_rx_callback = + builtin_server_rx_callback; a->api_client_index = bsm->my_client_index; a->session_cb_vft = &builtin_session_cb_vft; a->options = options; - a->options[SESSION_OPTIONS_SEGMENT_SIZE] = 128 << 20; - a->options[SESSION_OPTIONS_RX_FIFO_SIZE] = 1 << 16; - a->options[SESSION_OPTIONS_TX_FIFO_SIZE] = 1 << 16; + a->options[SESSION_OPTIONS_SEGMENT_SIZE] = 512 << 20; + a->options[SESSION_OPTIONS_RX_FIFO_SIZE] = bsm->fifo_size; + a->options[SESSION_OPTIONS_TX_FIFO_SIZE] = bsm->fifo_size; + a->options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = bsm->private_segment_count; + a->options[APP_OPTIONS_PRIVATE_SEGMENT_SIZE] = bsm->private_segment_size; + a->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = + bsm->prealloc_fifos ? bsm->prealloc_fifos : 1; + + a->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN; + if (appns_id) + { + a->namespace_id = appns_id; + a->options[APP_OPTIONS_FLAGS] |= appns_flags; + a->options[APP_OPTIONS_NAMESPACE_SECRET] = appns_secret; + } a->segment_name = segment_name; a->segment_name_length = ARRAY_LEN (segment_name); @@ -307,27 +322,37 @@ server_listen () vnet_bind_args_t _a, *a = &_a; memset (a, 0, sizeof (*a)); a->app_index = bsm->app_index; - a->uri = "tcp://0.0.0.0/1234"; + a->uri = bsm->server_uri; return vnet_bind_uri (a); } static int -server_create (vlib_main_t * vm) +server_create (vlib_main_t * vm, u8 * appns_id, u64 appns_flags, + u64 appns_secret) { builtin_server_main_t *bsm = &builtin_server_main; - u32 num_threads; vlib_thread_main_t *vtm = vlib_get_thread_main (); + u32 num_threads; + int i; if (bsm->my_client_index == (u32) ~ 0) { if (create_api_loopback (vm)) - return -1; + { + clib_warning ("failed to create api loopback"); + return -1; + } } num_threads = 1 /* main thread */ + vtm->n_threads; vec_validate (builtin_server_main.vpp_queue, num_threads - 1); + vec_validate (bsm->rx_buf, num_threads - 1); + vec_validate (bsm->rx_retries, num_threads - 1); - if (server_attach ()) + for (i = 0; i < num_threads; i++) + vec_validate (bsm->rx_buf[i], bsm->rcv_buffer_size); + + if (server_attach (appns_id, appns_flags, appns_secret)) { clib_warning ("failed to attach server"); return -1; @@ -340,64 +365,69 @@ server_create (vlib_main_t * vm) return 0; } -/* Get our api client index */ -static void -vl_api_memclnt_create_reply_t_handler (vl_api_memclnt_create_reply_t * mp) -{ - vlib_main_t *vm = vlib_get_main (); - builtin_server_main_t *bsm = &builtin_server_main; - bsm->my_client_index = mp->index; - vlib_process_signal_event (vm, bsm->node_index, 1 /* evt */ , - 0 /* data */ ); -} - -#define foreach_tcp_builtin_server_api_msg \ -_(MEMCLNT_CREATE_REPLY, memclnt_create_reply) \ - static clib_error_t * -tcp_builtin_server_api_hookup (vlib_main_t * vm) +server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) { - vl_msg_api_msg_config_t _c, *c = &_c; - - /* Hook up client-side static APIs to our handlers */ -#define _(N,n) do { \ - c->id = VL_API_##N; \ - c->name = #n; \ - c->handler = vl_api_##n##_t_handler; \ - c->cleanup = vl_noop_handler; \ - c->endian = vl_api_##n##_t_endian; \ - c->print = vl_api_##n##_t_print; \ - c->size = sizeof(vl_api_##n##_t); \ - c->traced = 1; /* trace, so these msgs print */ \ - c->replay = 0; /* don't replay client create/delete msgs */ \ - c->message_bounce = 0; /* don't bounce this message */ \ - vl_msg_api_config(c);} while (0); - - foreach_tcp_builtin_server_api_msg; -#undef _ + builtin_server_main_t *bsm = &builtin_server_main; + u8 server_uri_set = 0, *appns_id = 0; + u64 tmp, appns_flags = 0, appns_secret = 0; + int rv; - return 0; -} + bsm->no_echo = 0; + bsm->fifo_size = 64 << 10; + bsm->rcv_buffer_size = 128 << 10; + bsm->prealloc_fifos = 0; + bsm->private_segment_count = 0; + bsm->private_segment_size = 0; + vec_free (bsm->server_uri); -static clib_error_t * -server_create_command_fn (vlib_main_t * vm, - unformat_input_t * input, vlib_cli_command_t * cmd) -{ - int rv; -#if 0 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { - if (unformat (input, "whatever %d", &whatever)) + if (unformat (input, "no-echo")) + bsm->no_echo = 1; + else if (unformat (input, "fifo-size %d", &bsm->fifo_size)) + bsm->fifo_size <<= 10; + else if (unformat (input, "rcv-buf-size %d", &bsm->rcv_buffer_size)) + ; + else if (unformat (input, "prealloc-fifos %d", &bsm->prealloc_fifos)) + ; + else if (unformat (input, "private-segment-count %d", + &bsm->private_segment_count)) + ; + else if (unformat (input, "private-segment-size %U", + unformat_memory_size, &tmp)) + { + if (tmp >= 0x100000000ULL) + return clib_error_return + (0, "private segment size %lld (%llu) too large", tmp, tmp); + bsm->private_segment_size = tmp; + } + else if (unformat (input, "uri %s", &bsm->server_uri)) + server_uri_set = 1; + else if (unformat (input, "appns %_%v%_", &appns_id)) + ; + else if (unformat (input, "all-scope")) + appns_flags |= (APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE + | APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE); + else if (unformat (input, "local-scope")) + appns_flags |= APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE; + else if (unformat (input, "global-scope")) + appns_flags |= APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE; + else if (unformat (input, "secret %lu", &appns_secret)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } -#endif - tcp_builtin_server_api_hookup (vm); vnet_session_enable_disable (vm, 1 /* turn on TCP, etc. */ ); - rv = server_create (vm); + + if (!server_uri_set) + bsm->server_uri = (char *) format (0, "tcp://0.0.0.0/1234%c", 0); + + rv = server_create (vm, appns_id, appns_flags, appns_secret); + vec_free (appns_id); switch (rv) { case 0: @@ -405,6 +435,7 @@ server_create_command_fn (vlib_main_t * vm, default: return clib_error_return (0, "server_create returned %d", rv); } + return 0; } @@ -412,7 +443,10 @@ server_create_command_fn (vlib_main_t * vm, VLIB_CLI_COMMAND (server_create_command, static) = { .path = "test tcp server", - .short_help = "test tcp server", + .short_help = "test tcp server [no echo][fifo-size ] " + "[rcv-buf-size ][prealloc-fifos ]" + "[private-segment-count ][private-segment-size ]" + "[uri ]", .function = server_create_command_fn, }; /* *INDENT-ON* */