diff options
Diffstat (limited to 'src/uri')
| -rw-r--r-- | src/uri/uri_socket_server.c | 231 | ||||
| -rw-r--r-- | src/uri/uri_socket_test.c | 181 | ||||
| -rwxr-xr-x | src/uri/uri_tcp_test.c | 1280 | ||||
| -rw-r--r-- | src/uri/uri_udp_test.c | 1172 |
4 files changed, 0 insertions, 2864 deletions
diff --git a/src/uri/uri_socket_server.c b/src/uri/uri_socket_server.c deleted file mode 100644 index 4f4c5f30803..00000000000 --- a/src/uri/uri_socket_server.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * Copyright (c) 2017 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 <stdio.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <netdb.h> -#include <vppinfra/format.h> -#include <signal.h> -#include <sys/ucontext.h> -#include <sys/time.h> - -volatile int signal_received; - -static void -unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc) -{ - signal_received = 1; -} - -static void -setup_signal_handler (void) -{ - uword i; - struct sigaction sa; - - for (i = 1; i < 32; i++) - { - memset (&sa, 0, sizeof (sa)); - sa.sa_sigaction = (void *) unix_signal_handler; - sa.sa_flags = SA_SIGINFO; - - switch (i) - { - /* these signals take the default action */ - case SIGABRT: - case SIGKILL: - case SIGSTOP: - case SIGUSR1: - case SIGUSR2: - continue; - - /* ignore SIGPIPE, SIGCHLD */ - case SIGPIPE: - case SIGCHLD: - sa.sa_sigaction = (void *) SIG_IGN; - break; - - /* catch and handle all other signals */ - default: - break; - } - - if (sigaction (i, &sa, 0) < 0) - clib_unix_warning ("sigaction %U", format_signal, i); - } -} - - -int -main (int argc, char *argv[]) -{ - int sockfd, portno, n, sent, accfd, reuse; - socklen_t client_addr_len; - struct sockaddr_in serv_addr; - struct sockaddr_in client; - struct hostent *server; - u8 *rx_buffer = 0, no_echo = 0; - struct timeval start, end; - long rcvd = 0; - double deltat; - - if (argc > 1 && argc < 3) - { - fformat (stderr, "usage %s host port\n", argv[0]); - exit (0); - } - - if (argc >= 4) - { - no_echo = atoi (argv[3]); - portno = atoi (argv[2]); - server = gethostbyname (argv[1]); - if (server == NULL) - { - clib_unix_warning ("gethostbyname"); - exit (1); - } - } - else - { - /* Defaults */ - portno = 1234; - server = gethostbyname ("6.0.1.1"); - if (server == NULL) - { - clib_unix_warning ("gethostbyname"); - exit (1); - } - } - - - setup_signal_handler (); - - sockfd = socket (AF_INET, SOCK_STREAM, 0); - if (sockfd < 0) - { - clib_unix_error ("socket"); - exit (1); - } - - reuse = 1; - if (setsockopt (sockfd, SOL_SOCKET, SO_REUSEADDR, (const char *) &reuse, - sizeof (reuse)) < 0) - { - clib_unix_error ("setsockopt(SO_REUSEADDR) failed"); - exit (1); - } - - bzero ((char *) &serv_addr, sizeof (serv_addr)); - serv_addr.sin_family = AF_INET; - bcopy ((char *) server->h_addr, - (char *) &serv_addr.sin_addr.s_addr, server->h_length); - serv_addr.sin_port = htons (portno); - if (bind (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0) - { - clib_unix_warning ("bind"); - exit (1); - } - - vec_validate (rx_buffer, 128 << 10); - - if (listen (sockfd, 5 /* backlog */ ) < 0) - { - clib_unix_warning ("listen"); - close (sockfd); - return 1; - } - - while (1) - { - if (signal_received) - break; - - client_addr_len = sizeof (struct sockaddr); - accfd = accept (sockfd, (struct sockaddr *) &client, &client_addr_len); - if (accfd < 0) - { - clib_unix_warning ("accept"); - continue; - } - fformat (stderr, "Accepted connection from: %s : %d\n", - inet_ntoa (client.sin_addr), client.sin_port); - gettimeofday (&start, NULL); - - while (1) - { - n = recv (accfd, rx_buffer, vec_len (rx_buffer), 0 /* flags */ ); - if (n == 0) - { - /* Graceful exit */ - close (accfd); - gettimeofday (&end, NULL); - deltat = (end.tv_sec - start.tv_sec); - deltat += (end.tv_usec - start.tv_usec) / 1000000.0; - clib_warning ("Finished in %.6f", deltat); - clib_warning ("%.4f Gbit/second %s", - (((f64) rcvd * 8.0) / deltat / 1e9), - no_echo ? "half" : "full"); - rcvd = 0; - break; - } - if (n < 0) - { - clib_unix_warning ("recv"); - close (accfd); - break; - } - - if (signal_received) - break; - - rcvd += n; - if (no_echo) - continue; - - sent = send (accfd, rx_buffer, n, 0 /* flags */ ); - if (n < 0) - { - clib_unix_warning ("send"); - close (accfd); - break; - } - - if (sent != n) - { - clib_warning ("sent %d not %d", sent, n); - } - - if (signal_received) - break; - } - } - - close (sockfd); - - return 0; -} - - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/src/uri/uri_socket_test.c b/src/uri/uri_socket_test.c deleted file mode 100644 index 4469b03d4c2..00000000000 --- a/src/uri/uri_socket_test.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * Copyright (c) 2017 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 <stdio.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <netdb.h> -#include <vppinfra/format.h> -#include <sys/time.h> - -int -main (int argc, char *argv[]) -{ - int sockfd, portno, n; - struct sockaddr_in serv_addr; - struct hostent *server; - u8 *rx_buffer = 0, *tx_buffer = 0, no_echo = 0, test_bytes = 0; - u32 offset; - long bytes = 1 << 20, to_send; - int i; - struct timeval start, end; - double deltat; - - if (argc >= 3) - { - portno = atoi (argv[2]); - server = gethostbyname (argv[1]); - if (server == NULL) - { - clib_unix_warning ("gethostbyname"); - exit (1); - } - - argc -= 3; - argv += 3; - - if (argc) - { - bytes = ((long) atoi (argv[0])) << 20; - argc--; - argv++; - } - if (argc) - { - no_echo = atoi (argv[0]); - argc--; - argv++; - } - if (argc) - { - test_bytes = atoi (argv[0]); - argc--; - argv++; - } - } - else - { - portno = 1234; // atoi(argv[2]); - server = gethostbyname ("6.0.1.1" /* argv[1] */ ); - if (server == NULL) - { - clib_unix_warning ("gethostbyname"); - exit (1); - } - } - - to_send = bytes; - sockfd = socket (AF_INET, SOCK_STREAM, 0); - if (sockfd < 0) - { - clib_unix_error ("socket"); - exit (1); - } - - bzero ((char *) &serv_addr, sizeof (serv_addr)); - serv_addr.sin_family = AF_INET; - bcopy ((char *) server->h_addr, - (char *) &serv_addr.sin_addr.s_addr, server->h_length); - serv_addr.sin_port = htons (portno); - if (connect (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0) - { - clib_unix_warning ("connect"); - exit (1); - } - - vec_validate (rx_buffer, 128 << 10); - vec_validate (tx_buffer, 128 << 10); - - for (i = 0; i < vec_len (tx_buffer); i++) - tx_buffer[i] = (i + 1) % 0xff; - - /* - * Send one packet to warm up the RX pipeline - */ - n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ ); - if (n != vec_len (tx_buffer)) - { - clib_unix_warning ("write"); - exit (0); - } - - gettimeofday (&start, NULL); - while (bytes > 0) - { - /* - * TX - */ - n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ ); - if (n != vec_len (tx_buffer)) - { - clib_unix_warning ("write"); - exit (0); - } - bytes -= n; - - if (no_echo) - continue; - - /* - * RX - */ - - offset = 0; - do - { - n = recv (sockfd, rx_buffer + offset, - vec_len (rx_buffer) - offset, 0 /* flags */ ); - if (n < 0) - { - clib_unix_warning ("read"); - exit (0); - } - offset += n; - } - while (offset < vec_len (rx_buffer)); - - if (test_bytes) - { - for (i = 0; i < vec_len (rx_buffer); i++) - { - if (rx_buffer[i] != tx_buffer[i]) - { - clib_warning ("[%d] read 0x%x not 0x%x", rx_buffer[i], - tx_buffer[i]); - exit (1); - } - } - } - } - close (sockfd); - gettimeofday (&end, NULL); - - deltat = (end.tv_sec - start.tv_sec); - deltat += (end.tv_usec - start.tv_usec) / 1000000.0; // us to ms - clib_warning ("Finished in %.6f", deltat); - clib_warning ("%.4f Gbit/second %s", (((f64) to_send * 8.0) / deltat / 1e9), - no_echo ? "half" : "full"); - return 0; -} - - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/src/uri/uri_tcp_test.c b/src/uri/uri_tcp_test.c deleted file mode 100755 index 8bdcac3a88c..00000000000 --- a/src/uri/uri_tcp_test.c +++ /dev/null @@ -1,1280 +0,0 @@ -/* - * 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 <stdio.h> -#include <signal.h> -#include <svm/svm_fifo_segment.h> -#include <vlibmemory/api.h> -#include <vpp/api/vpe_msg_enum.h> -#include <vnet/session/application_interface.h> - -#define vl_typedefs /* define message structures */ -#include <vpp/api/vpe_all_api_h.h> -#undef vl_typedefs - -/* declare message handlers for each api */ - -#define vl_endianfun /* define message structures */ -#include <vpp/api/vpe_all_api_h.h> -#undef vl_endianfun - -/* instantiate all the print functions we know about */ -#define vl_print(handle, ...) -#define vl_printfun -#include <vpp/api/vpe_all_api_h.h> -#undef vl_printfun - -typedef struct -{ - svm_fifo_t *server_rx_fifo; - svm_fifo_t *server_tx_fifo; - - u64 vpp_session_handle; - u64 bytes_received; - f64 start; -} session_t; - -typedef enum -{ - STATE_START, - STATE_ATTACHED, - 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; - u64 bytes_to_send; - - /* 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 - -static u8 * -format_api_error (u8 * s, va_list * args) -{ - uri_tcp_test_main_t *utm = &uri_tcp_test_main; - i32 error = va_arg (*args, u32); - uword *p; - - p = hash_get (utm->error_string_by_error_number, -error); - - if (p) - s = format (s, "%s", p[0]); - else - s = format (s, "%d", error); - return s; -} - -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"); -} - -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; - if (utm->time_to_stop == 1) - return 0; - } - clib_warning ("timeout waiting for STATE_READY"); - return -1; -} - -void -application_send_attach (uri_tcp_test_main_t * utm) -{ - vl_api_application_attach_t *bmp; - u32 fifo_size = 4 << 20; - bmp = vl_msg_api_alloc (sizeof (*bmp)); - memset (bmp, 0, sizeof (*bmp)); - - bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_ATTACH); - bmp->client_index = utm->my_client_index; - bmp->context = ntohl (0xfeedface); - bmp->options[APP_OPTIONS_FLAGS] = - APP_OPTIONS_FLAGS_ACCEPT_REDIRECT | APP_OPTIONS_FLAGS_ADD_SEGMENT; - bmp->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = 16; - bmp->options[APP_OPTIONS_RX_FIFO_SIZE] = fifo_size; - bmp->options[APP_OPTIONS_TX_FIFO_SIZE] = fifo_size; - bmp->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20; - bmp->options[APP_OPTIONS_SEGMENT_SIZE] = 256 << 20; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -int -application_attach (uri_tcp_test_main_t * utm) -{ - application_send_attach (utm); - if (wait_for_state_change (utm, STATE_ATTACHED)) - { - clib_warning ("timeout waiting for STATE_ATTACHED"); - return -1; - } - return 0; -} - -void -application_detach (uri_tcp_test_main_t * utm) -{ - vl_api_application_detach_t *bmp; - bmp = vl_msg_api_alloc (sizeof (*bmp)); - memset (bmp, 0, sizeof (*bmp)); - - bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_DETACH); - bmp->client_index = utm->my_client_index; - bmp->context = ntohl (0xfeedface); - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -static void -vl_api_application_attach_reply_t_handler (vl_api_application_attach_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 ("attach failed: %U", format_api_error, - clib_net_to_host_u32 (mp->retval)); - utm->state = STATE_FAILED; - return; - } - - if (mp->segment_name_length == 0) - { - clib_warning ("segment_name_length zero"); - return; - } - - memset (a, 0, sizeof (*a)); - a->segment_name = (char *) mp->segment_name; - a->segment_size = mp->segment_size; - - ASSERT (mp->app_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 = - uword_to_pointer (mp->app_event_queue_address, - unix_shared_memory_queue_t *); - utm->state = STATE_ATTACHED; -} - -static void -vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t * - mp) -{ - if (mp->retval) - clib_warning ("detach returned with err: %d", mp->retval); -} - -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; - - memset (a, 0, sizeof (*a)); - 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 -session_print_stats (uri_tcp_test_main_t * utm, session_t * session) -{ - f64 deltat; - u64 bytes; - - deltat = clib_time_now (&utm->clib_time) - session->start; - bytes = utm->i_am_master ? session->bytes_received : utm->bytes_to_send; - fformat (stdout, "Finished in %.6f\n", deltat); - fformat (stdout, "%.4f Gbit/second\n", (bytes * 8.0) / deltat / 1e9); -} - -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 = 0; - vl_api_disconnect_session_reply_t *rmp; - uword *p; - int rv = 0; - - p = hash_get (utm->session_index_by_vpp_handles, mp->handle); - - if (p) - { - session = pool_elt_at_index (utm->sessions, p[0]); - hash_unset (utm->session_index_by_vpp_handles, mp->handle); - pool_put (utm->sessions, session); - } - else - { - clib_warning ("couldn't find session key %llx", mp->handle); - 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->handle = mp->handle; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); - - if (session) - session_print_stats (utm, session); -} - -static void -vl_api_reset_session_t_handler (vl_api_reset_session_t * mp) -{ - uri_tcp_test_main_t *utm = &uri_tcp_test_main; - vl_api_reset_session_reply_t *rmp; - uword *p; - int rv = 0; - - p = hash_get (utm->session_index_by_vpp_handles, mp->handle); - - if (p) - { - clib_warning ("got reset"); - /* Cleanup later */ - utm->time_to_stop = 1; - } - else - { - clib_warning ("couldn't find session key %llx", mp->handle); - rv = -11; - } - - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_RESET_SESSION_REPLY); - rmp->retval = rv; - rmp->handle = mp->handle; - 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 = svm_fifo_max_dequeue (rx_fifo); - /* Allow enqueuing of new event */ - svm_fifo_unset_event (rx_fifo); - - /* Read the bytes */ - do - { - n_read = svm_fifo_dequeue_nowait (rx_fifo, - clib_min (vec_len (utm->rx_buf), - bytes), utm->rx_buf); - if (n_read > 0) - { - bytes -= n_read; - if (utm->test_return_packets) - { - 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; - } - else - { - if (n_read == -2) - { -// clib_warning ("weird!"); - break; - } - } - - } - while (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_APP_RX: - client_handle_fifo_event_rx (utm, e); - break; - - case FIFO_EVENT_DISCONNECT: - 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_APP_RX: - client_handle_fifo_event_rx (utm, e); - break; - - case FIFO_EVENT_DISCONNECT: - 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_session_reply_t_handler (vl_api_connect_session_reply_t * mp) -{ - uri_tcp_test_main_t *utm = &uri_tcp_test_main; - session_t *session; - u32 session_index; - svm_fifo_t *rx_fifo, *tx_fifo; - int rv; - - if (mp->retval) - { - clib_warning ("connection failed with code: %U", format_api_error, - clib_net_to_host_u32 (mp->retval)); - utm->state = STATE_FAILED; - return; - } - else - { - clib_warning ("connected with local ip %U port %d", format_ip46_address, - mp->lcl_ip, mp->is_ip4, - clib_net_to_host_u16 (mp->lcl_port)); - } - - utm->vpp_event_queue = - uword_to_pointer (mp->vpp_event_queue_address, - unix_shared_memory_queue_t *); - - /* - * Setup session - */ - - pool_get (utm->sessions, session); - session_index = session - utm->sessions; - - rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *); - rx_fifo->client_session_index = session_index; - tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *); - tx_fifo->client_session_index = session_index; - - session->server_rx_fifo = rx_fifo; - session->server_tx_fifo = tx_fifo; - session->vpp_session_handle = mp->handle; - session->start = clib_time_now (&utm->clib_time); - - /* Save handle */ - utm->connected_session_index = session_index; - utm->state = STATE_READY; - - /* Add it to lookup table */ - hash_set (utm->session_index_by_vpp_handles, mp->handle, 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; - } -} - -static void -send_test_chunk (uri_tcp_test_main_t * utm, svm_fifo_t * tx_fifo, int mypid, - u32 bytes) -{ - u8 *test_data = utm->connect_test_data; - u64 bytes_sent = 0; - int test_buf_offset = 0; - u32 bytes_to_snd; - u32 queue_max_chunk = 128 << 10, actual_write; - session_fifo_event_t evt; - int rv; - - bytes_to_snd = (bytes == 0) ? vec_len (test_data) : bytes; - if (bytes_to_snd > vec_len (test_data)) - bytes_to_snd = vec_len (test_data); - - while (bytes_to_snd > 0 && !utm->time_to_stop) - { - actual_write = (bytes_to_snd > queue_max_chunk) ? - queue_max_chunk : bytes_to_snd; - rv = svm_fifo_enqueue_nowait (tx_fifo, actual_write, - test_data + test_buf_offset); - - if (rv > 0) - { - bytes_to_snd -= rv; - test_buf_offset += rv; - bytes_sent += rv; - - if (svm_fifo_set_event (tx_fifo)) - { - /* Fabricate TX event, send to vpp */ - evt.fifo = tx_fifo; - evt.event_type = FIFO_EVENT_APP_TX; - - unix_shared_memory_queue_add (utm->vpp_event_queue, - (u8 *) & evt, - 0 /* do wait for mutex */ ); - } - } - } -} - -void -client_send_data (uri_tcp_test_main_t * utm) -{ - u8 *test_data = utm->connect_test_data; - int mypid = getpid (); - session_t *session; - svm_fifo_t *tx_fifo; - u32 n_iterations, leftover; - int i; - - session = pool_elt_at_index (utm->sessions, utm->connected_session_index); - tx_fifo = session->server_tx_fifo; - - ASSERT (vec_len (test_data) > 0); - - vec_validate (utm->rx_buf, vec_len (test_data) - 1); - n_iterations = utm->bytes_to_send / vec_len (test_data); - - for (i = 0; i < n_iterations; i++) - { - send_test_chunk (utm, tx_fifo, mypid, 0); - if (utm->time_to_stop) - break; - } - - leftover = utm->bytes_to_send % vec_len (test_data); - if (leftover) - send_test_chunk (utm, tx_fifo, mypid, leftover); - - if (!utm->drop_packets) - { - f64 timeout = clib_time_now (&utm->clib_time) + 10; - - /* Wait for the outstanding packets */ - while (utm->client_bytes_received < - vec_len (test_data) * n_iterations + leftover) - { - 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_send_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); -} - -int -client_connect (uri_tcp_test_main_t * utm) -{ - client_send_connect (utm); - if (wait_for_state_change (utm, STATE_READY)) - { - clib_warning ("Connect failed"); - return -1; - } - return 0; -} - -void -client_send_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->handle = connected_session->vpp_session_handle; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & dmp); -} - -int -client_disconnect (uri_tcp_test_main_t * utm) -{ - client_send_disconnect (utm); - clib_warning ("Sent disconnect"); - if (wait_for_state_change (utm, STATE_START)) - { - clib_warning ("Disconnect failed"); - return -1; - } - return 0; -} - -static void -client_test (uri_tcp_test_main_t * utm) -{ - int i; - - if (application_attach (utm)) - return; - - if (client_connect (utm)) - { - application_detach (utm); - return; - } - - /* Init test data */ - vec_validate (utm->connect_test_data, 128 * 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); - - application_detach (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; - - if (mp->retval) - { - clib_warning ("bind failed: %U", format_api_error, - clib_net_to_host_u32 (mp->retval)); - utm->state = STATE_FAILED; - return; - } - - 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; -} - -u8 * -format_ip4_address (u8 * s, va_list * args) -{ - u8 *a = va_arg (*args, u8 *); - return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]); -} - -u8 * -format_ip6_address (u8 * s, va_list * args) -{ - ip6_address_t *a = va_arg (*args, ip6_address_t *); - u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon; - - i_max_n_zero = ARRAY_LEN (a->as_u16); - max_n_zeros = 0; - i_first_zero = i_max_n_zero; - n_zeros = 0; - for (i = 0; i < ARRAY_LEN (a->as_u16); i++) - { - u32 is_zero = a->as_u16[i] == 0; - if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16)) - { - i_first_zero = i; - n_zeros = 0; - } - n_zeros += is_zero; - if ((!is_zero && n_zeros > max_n_zeros) - || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros)) - { - i_max_n_zero = i_first_zero; - max_n_zeros = n_zeros; - i_first_zero = ARRAY_LEN (a->as_u16); - n_zeros = 0; - } - } - - last_double_colon = 0; - for (i = 0; i < ARRAY_LEN (a->as_u16); i++) - { - if (i == i_max_n_zero && max_n_zeros > 1) - { - s = format (s, "::"); - i += max_n_zeros - 1; - last_double_colon = 1; - } - else - { - s = format (s, "%s%x", - (last_double_colon || i == 0) ? "" : ":", - clib_net_to_host_u16 (a->as_u16[i])); - last_double_colon = 0; - } - } - - return s; -} - -/* Format an IP46 address. */ -u8 * -format_ip46_address (u8 * s, va_list * args) -{ - ip46_address_t *ip46 = va_arg (*args, ip46_address_t *); - ip46_type_t type = va_arg (*args, ip46_type_t); - int is_ip4 = 1; - - switch (type) - { - case IP46_TYPE_ANY: - is_ip4 = ip46_address_is_ip4 (ip46); - break; - case IP46_TYPE_IP4: - is_ip4 = 1; - break; - case IP46_TYPE_IP6: - is_ip4 = 0; - break; - } - - return is_ip4 ? - format (s, "%U", format_ip4_address, &ip46->ip4) : - format (s, "%U", format_ip6_address, &ip46->ip6); -} - -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; - u32 session_index; - u8 *ip_str; - - if (start_time == 0.0) - start_time = clib_time_now (&utm->clib_time); - - ip_str = format (0, "%U", format_ip46_address, &mp->ip, mp->is_ip4); - clib_warning ("Accepted session from: %s:%d", ip_str, - clib_net_to_host_u16 (mp->port)); - utm->vpp_event_queue = - uword_to_pointer (mp->vpp_event_queue_address, - unix_shared_memory_queue_t *); - - /* Allocate local session and set it up */ - pool_get (utm->sessions, session); - session_index = session - utm->sessions; - - rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *); - rx_fifo->client_session_index = session_index; - tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *); - tx_fifo->client_session_index = session_index; - - session->server_rx_fifo = rx_fifo; - session->server_tx_fifo = tx_fifo; - - /* Add it to lookup table */ - hash_set (utm->session_index_by_vpp_handles, mp->handle, 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->handle = mp->handle; - rmp->context = mp->context; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); - - session->bytes_received = 0; - session->start = clib_time_now (&utm->clib_time); -} - -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; - session_t *session; - int rv; - u32 max_dequeue, offset, max_transfer, rx_buf_len; - - rx_buf_len = vec_len (utm->rx_buf); - rx_fifo = e->fifo; - session = &utm->sessions[rx_fifo->client_session_index]; - tx_fifo = session->server_tx_fifo; - - max_dequeue = svm_fifo_max_dequeue (rx_fifo); - /* Allow enqueuing of a new event */ - svm_fifo_unset_event (rx_fifo); - - if (PREDICT_FALSE (max_dequeue == 0)) - { - return; - } - - /* Read the max_dequeue */ - do - { - max_transfer = clib_min (rx_buf_len, max_dequeue); - n_read = svm_fifo_dequeue_nowait (rx_fifo, max_transfer, utm->rx_buf); - if (n_read > 0) - { - max_dequeue -= n_read; - session->bytes_received += n_read; - } - - /* Reflect if a non-drop session */ - if (!utm->drop_packets && n_read > 0) - { - offset = 0; - do - { - rv = svm_fifo_enqueue_nowait (tx_fifo, n_read, - &utm->rx_buf[offset]); - if (rv > 0) - { - n_read -= rv; - offset += rv; - } - } - while ((rv <= 0 || n_read > 0) && !utm->time_to_stop); - - /* If event wasn't set, add one */ - if (svm_fifo_set_event (tx_fifo)) - { - /* Fabricate TX event, send to vpp */ - evt.fifo = tx_fifo; - evt.event_type = FIFO_EVENT_APP_TX; - - q = utm->vpp_event_queue; - unix_shared_memory_queue_add (q, (u8 *) & evt, - 1 /* do wait for mutex */ ); - } - } - } - while ((n_read < 0 || max_dequeue > 0) && !utm->time_to_stop); -} - -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_APP_RX: - server_handle_fifo_event_rx (utm, e); - break; - - case FIFO_EVENT_DISCONNECT: - 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_send_listen (uri_tcp_test_main_t * utm) -{ - vl_api_bind_uri_t *bmp; - 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); - memcpy (bmp->uri, utm->uri, vec_len (utm->uri)); - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -int -server_listen (uri_tcp_test_main_t * utm) -{ - server_send_listen (utm); - if (wait_for_state_change (utm, STATE_READY)) - { - clib_warning ("timeout waiting for STATE_READY"); - return -1; - } - return 0; -} - -void -server_send_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); -} - -int -server_unbind (uri_tcp_test_main_t * utm) -{ - server_send_unbind (utm); - if (wait_for_state_change (utm, STATE_START)) - { - clib_warning ("timeout waiting for STATE_START"); - return -1; - } - return 0; -} - -void -server_test (uri_tcp_test_main_t * utm) -{ - if (application_attach (utm)) - return; - - /* Bind to uri */ - if (server_listen (utm)) - return; - - /* Enter handle event loop */ - server_handle_event_queue (utm); - - /* Cleanup */ - server_send_unbind (utm); - - application_detach (utm); - - fformat (stdout, "Test complete...\n"); -} - -static void -vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t * - mp) -{ - uri_tcp_test_main_t *utm = &uri_tcp_test_main; - session_t *session; - - if (mp->retval) - { - clib_warning ("vpp complained about disconnect: %d", - ntohl (mp->retval)); - } - - utm->state = STATE_START; - session = pool_elt_at_index (utm->sessions, utm->connected_session_index); - if (session) - session_print_stats (utm, session); -} - -#define foreach_uri_msg \ -_(BIND_URI_REPLY, bind_uri_reply) \ -_(UNBIND_URI_REPLY, unbind_uri_reply) \ -_(ACCEPT_SESSION, accept_session) \ -_(CONNECT_SESSION_REPLY, connect_session_reply) \ -_(DISCONNECT_SESSION, disconnect_session) \ -_(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \ -_(RESET_SESSION, reset_session) \ -_(APPLICATION_ATTACH_REPLY, application_attach_reply) \ -_(APPLICATION_DETACH_REPLY, application_detach_reply) \ -_(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, *uri = 0; - u8 *bind_uri = (u8 *) "tcp://0.0.0.0/1234"; - u8 *connect_uri = (u8 *) "tcp://6.0.1.2/1234"; - u64 bytes_to_send = 64 << 10, mbytes; - 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, 128 << 10); - - 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", &uri)) - ; - 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 if (unformat (a, "mbytes %lld", &mbytes)) - { - bytes_to_send = mbytes << 20; - } - else if (unformat (a, "gbytes %lld", &mbytes)) - { - bytes_to_send = mbytes << 30; - } - else - { - fformat (stderr, "%s: usage [master|slave]\n"); - exit (1); - } - } - - if (uri) - { - utm->uri = format (0, "%s%c", uri, 0); - utm->connect_uri = format (0, "%s%c", uri, 0); - } - else - { - utm->uri = format (0, "%s%c", bind_uri, 0); - utm->connect_uri = format (0, "%s%c", connect_uri, 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->bytes_to_send = bytes_to_send; - utm->time_to_stop = 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); - vl_client_disconnect_from_vlib (); - 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: - */ diff --git a/src/uri/uri_udp_test.c b/src/uri/uri_udp_test.c deleted file mode 100644 index ac9411835ec..00000000000 --- a/src/uri/uri_udp_test.c +++ /dev/null @@ -1,1172 +0,0 @@ -/* - * 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 <stdio.h> -#include <setjmp.h> -#include <signal.h> -#include <vppinfra/clib.h> -#include <vppinfra/format.h> -#include <vppinfra/error.h> -#include <vppinfra/time.h> -#include <vppinfra/macros.h> -#include <vnet/vnet.h> -#include <vlib/vlib.h> -#include <vlib/unix/unix.h> -#include <vlibapi/api.h> -#include <vlibmemory/api.h> -#include <vpp/api/vpe_msg_enum.h> -#include <svm/svm_fifo_segment.h> -#include <pthread.h> -#include <vnet/session/application_interface.h> - -#define vl_typedefs /* define message structures */ -#include <vpp/api/vpe_all_api_h.h> -#undef vl_typedefs - -/* declare message handlers for each api */ - -#define vl_endianfun /* define message structures */ -#include <vpp/api/vpe_all_api_h.h> -#undef vl_endianfun - -/* instantiate all the print functions we know about */ -#define vl_print(handle, ...) -#define vl_printfun -#include <vpp/api/vpe_all_api_h.h> -#undef vl_printfun - -typedef enum -{ - STATE_START, - STATE_BOUND, - STATE_READY, - STATE_FAILED, - STATE_DISCONNECTING, -} connection_state_t; - -typedef struct -{ - svm_fifo_t *server_rx_fifo; - svm_fifo_t *server_tx_fifo; -} session_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; - - /* fifo segment */ - svm_fifo_segment_private_t *seg; - - /* intermediate rx buffer */ - u8 *rx_buf; - - /* URI for connect */ - u8 *connect_uri; - - int i_am_master; - - /* 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; - - /* $$$$ hack: cut-through session index */ - volatile u32 cut_through_session_index; - volatile u32 connected_session; - - /* unique segment name counter */ - u32 unique_segment_index; - - pid_t my_pid; - - /* pthread handle */ - pthread_t cut_through_thread_handle; - - /* 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; - - 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; - - /* convenience */ - svm_fifo_segment_main_t *segment_main; - - u8 *connect_test_data; -} uri_udp_test_main_t; - -#if CLIB_DEBUG > 0 -#define NITER 10000 -#else -#define NITER 4000000 -#endif - -uri_udp_test_main_t uri_udp_test_main; - -static void -stop_signal (int signum) -{ - uri_udp_test_main_t *um = &uri_udp_test_main; - - um->time_to_stop = 1; -} - -static void -stats_signal (int signum) -{ - uri_udp_test_main_t *um = &uri_udp_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 -application_send_attach (uri_udp_test_main_t * utm) -{ - vl_api_application_attach_t *bmp; - u32 fifo_size = 1 << 20; - bmp = vl_msg_api_alloc (sizeof (*bmp)); - memset (bmp, 0, sizeof (*bmp)); - - bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_ATTACH); - bmp->client_index = utm->my_client_index; - bmp->context = ntohl (0xfeedface); - bmp->options[APP_OPTIONS_FLAGS] = - APP_OPTIONS_FLAGS_ACCEPT_REDIRECT | APP_OPTIONS_FLAGS_ADD_SEGMENT; - bmp->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = 2; - bmp->options[APP_OPTIONS_RX_FIFO_SIZE] = fifo_size; - bmp->options[APP_OPTIONS_TX_FIFO_SIZE] = fifo_size; - bmp->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20; - bmp->options[APP_OPTIONS_SEGMENT_SIZE] = 256 << 20; - bmp->options[APP_OPTIONS_EVT_QUEUE_SIZE] = 16768; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -void -application_detach (uri_udp_test_main_t * utm) -{ - vl_api_application_detach_t *bmp; - bmp = vl_msg_api_alloc (sizeof (*bmp)); - memset (bmp, 0, sizeof (*bmp)); - - bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_DETACH); - bmp->client_index = utm->my_client_index; - bmp->context = ntohl (0xfeedface); - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -static void -vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t * - mp) -{ - uri_udp_test_main_t *utm = &uri_udp_test_main; - svm_fifo_segment_create_args_t _a, *a = &_a; - int rv; - - if (mp->retval) - { - clib_warning ("attach 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->app_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 = - uword_to_pointer (mp->app_event_queue_address, - unix_shared_memory_queue_t *); -} - -static void -vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t * - mp) -{ - if (mp->retval) - clib_warning ("detach returned with err: %d", mp->retval); -} - -u8 * -format_api_error (u8 * s, va_list * args) -{ - uri_udp_test_main_t *utm = va_arg (*args, uri_udp_test_main_t *); - i32 error = va_arg (*args, u32); - uword *p; - - p = hash_get (utm->error_string_by_error_number, -error); - - if (p) - s = format (s, "%s", p[0]); - else - s = format (s, "%d", error); - return s; -} - -int -wait_for_state_change (uri_udp_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; - } - return -1; -} - -u64 server_bytes_received, server_bytes_sent; - -static void * -cut_through_thread_fn (void *arg) -{ - session_t *s; - svm_fifo_t *rx_fifo; - svm_fifo_t *tx_fifo; - u8 *my_copy_buffer = 0; - uri_udp_test_main_t *utm = &uri_udp_test_main; - i32 actual_transfer; - int rv; - u32 buffer_offset; - - while (utm->cut_through_session_index == ~0) - ; - - s = pool_elt_at_index (utm->sessions, utm->cut_through_session_index); - - rx_fifo = s->server_rx_fifo; - tx_fifo = s->server_tx_fifo; - - vec_validate (my_copy_buffer, 64 * 1024 - 1); - - while (true) - { - /* We read from the tx fifo and write to the rx fifo */ - do - { - actual_transfer = svm_fifo_dequeue_nowait (tx_fifo, - vec_len (my_copy_buffer), - my_copy_buffer); - } - while (actual_transfer <= 0); - - server_bytes_received += actual_transfer; - - buffer_offset = 0; - while (actual_transfer > 0) - { - rv = svm_fifo_enqueue_nowait (rx_fifo, actual_transfer, - my_copy_buffer + buffer_offset); - if (rv > 0) - { - actual_transfer -= rv; - buffer_offset += rv; - server_bytes_sent += rv; - } - - } - if (PREDICT_FALSE (utm->time_to_stop)) - break; - } - - pthread_exit (0); -} - -static void -udp_client_connect (uri_udp_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); -} - -static void -client_send_cut_through (uri_udp_test_main_t * utm, session_t * session) -{ - int i; - u8 *test_data = 0; - u64 bytes_received = 0, bytes_sent = 0; - i32 bytes_to_read; - int rv; - f64 before, after, delta, bytes_per_second; - svm_fifo_t *rx_fifo, *tx_fifo; - int buffer_offset, bytes_to_send = 0; - - /* - * Prepare test data - */ - vec_validate (test_data, 64 * 1024 - 1); - for (i = 0; i < vec_len (test_data); i++) - test_data[i] = i & 0xff; - - rx_fifo = session->server_rx_fifo; - tx_fifo = session->server_tx_fifo; - - before = clib_time_now (&utm->clib_time); - - vec_validate (utm->rx_buf, vec_len (test_data) - 1); - - for (i = 0; i < NITER; i++) - { - bytes_to_send = vec_len (test_data); - buffer_offset = 0; - while (bytes_to_send > 0) - { - rv = svm_fifo_enqueue_nowait (tx_fifo, bytes_to_send, - test_data + buffer_offset); - - if (rv > 0) - { - bytes_to_send -= rv; - buffer_offset += rv; - bytes_sent += rv; - } - } - - bytes_to_read = svm_fifo_max_dequeue (rx_fifo); - bytes_to_read = vec_len (utm->rx_buf) > bytes_to_read ? - bytes_to_read : vec_len (utm->rx_buf); - - buffer_offset = 0; - while (bytes_to_read > 0) - { - rv = svm_fifo_dequeue_nowait (rx_fifo, - bytes_to_read, - utm->rx_buf + buffer_offset); - if (rv > 0) - { - bytes_to_read -= rv; - buffer_offset += rv; - bytes_received += rv; - } - } - } - while (bytes_received < bytes_sent) - { - rv = - svm_fifo_dequeue_nowait (rx_fifo, vec_len (utm->rx_buf), utm->rx_buf); - if (rv > 0) - { -#if CLIB_DEBUG > 0 - int j; - for (j = 0; j < rv; j++) - { - if (utm->rx_buf[j] != ((bytes_received + j) & 0xff)) - { - clib_warning ("error at byte %lld, 0x%x not 0x%x", - bytes_received + j, - utm->rx_buf[j], - ((bytes_received + j) & 0xff)); - } - } -#endif - bytes_received += (u64) rv; - } - } - - after = clib_time_now (&utm->clib_time); - delta = after - before; - bytes_per_second = 0.0; - - if (delta > 0.0) - bytes_per_second = (f64) bytes_received / delta; - - fformat (stdout, - "Done: %lld recv bytes in %.2f seconds, %.2f bytes/sec...\n\n", - bytes_received, delta, bytes_per_second); - fformat (stdout, - "Done: %lld sent bytes in %.2f seconds, %.2f bytes/sec...\n\n", - bytes_sent, delta, bytes_per_second); - fformat (stdout, - "client -> server -> client round trip: %.2f Gbit/sec \n\n", - (bytes_per_second * 8.0) / 1e9); -} - -static void -send_test_chunk (uri_udp_test_main_t * utm, svm_fifo_t * tx_fifo, int mypid, - u32 bytes) -{ - u8 *test_data = utm->connect_test_data; - u64 bytes_sent = 0; - int test_buf_offset = 0; - u32 bytes_to_snd; - u32 queue_max_chunk = 128 << 10, actual_write; - session_fifo_event_t evt; - int rv; - - bytes_to_snd = (bytes == 0) ? vec_len (test_data) : bytes; - if (bytes_to_snd > vec_len (test_data)) - bytes_to_snd = vec_len (test_data); - - while (bytes_to_snd > 0 && !utm->time_to_stop) - { - actual_write = (bytes_to_snd > queue_max_chunk) ? - queue_max_chunk : bytes_to_snd; - rv = svm_fifo_enqueue_nowait (tx_fifo, actual_write, - test_data + test_buf_offset); - - if (rv > 0) - { - bytes_to_snd -= rv; - test_buf_offset += rv; - bytes_sent += rv; - - if (svm_fifo_set_event (tx_fifo)) - { - /* Fabricate TX event, send to vpp */ - evt.fifo = tx_fifo; - evt.event_type = FIFO_EVENT_APP_TX; - - unix_shared_memory_queue_add (utm->vpp_event_queue, - (u8 *) & evt, - 0 /* do wait for mutex */ ); - } - } - } -} - -static void -recv_test_chunk (uri_udp_test_main_t * utm, session_t * session) -{ - svm_fifo_t *rx_fifo; - int buffer_offset, bytes_to_read = 0, rv; - - rx_fifo = session->server_rx_fifo; - bytes_to_read = svm_fifo_max_dequeue (rx_fifo); - bytes_to_read = - vec_len (utm->rx_buf) > bytes_to_read ? - bytes_to_read : vec_len (utm->rx_buf); - - buffer_offset = 0; - while (bytes_to_read > 0) - { - rv = svm_fifo_dequeue_nowait (rx_fifo, bytes_to_read, - utm->rx_buf + buffer_offset); - if (rv > 0) - { - bytes_to_read -= rv; - buffer_offset += rv; - } - } -} - -void -client_send_data (uri_udp_test_main_t * utm) -{ - u8 *test_data; - int mypid = getpid (); - session_t *session; - svm_fifo_t *tx_fifo; - u32 n_iterations; - int i; - - 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; - - test_data = utm->connect_test_data; - session = pool_elt_at_index (utm->sessions, utm->connected_session); - tx_fifo = session->server_tx_fifo; - - ASSERT (vec_len (test_data) > 0); - - vec_validate (utm->rx_buf, vec_len (test_data) - 1); - n_iterations = NITER; - - for (i = 0; i < n_iterations; i++) - { - send_test_chunk (utm, tx_fifo, mypid, 0); - recv_test_chunk (utm, session); - if (utm->time_to_stop) - break; - } - - f64 timeout = clib_time_now (&utm->clib_time) + 5; - while (clib_time_now (&utm->clib_time) < timeout) - { - recv_test_chunk (utm, session); - } - -} - -static void -client_test (uri_udp_test_main_t * utm) -{ - session_t *session; - - application_send_attach (utm); - udp_client_connect (utm); - - if (wait_for_state_change (utm, STATE_READY)) - { - clib_warning ("timeout waiting for STATE_READY"); - return; - } - - if (utm->cut_through_session_index != ~0) - { - session = pool_elt_at_index (utm->sessions, - utm->cut_through_session_index); - client_send_cut_through (utm, session); - } - else - { - session = pool_elt_at_index (utm->sessions, utm->connected_session); - client_send_data (utm); - } - - application_detach (utm); -} - -static void -vl_api_bind_uri_reply_t_handler (vl_api_bind_uri_reply_t * mp) -{ - uri_udp_test_main_t *utm = &uri_udp_test_main; - - if (mp->retval) - { - clib_warning ("bind failed: %d", mp->retval); - utm->state = STATE_FAILED; - return; - } - - utm->state = STATE_BOUND; -} - -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; - - memset (a, 0, sizeof (*a)); - 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); -} - -/** - * Acting as server for redirected connect requests - */ -static void -vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp) -{ - u32 segment_index; - uri_udp_test_main_t *utm = &uri_udp_test_main; - svm_fifo_segment_main_t *sm = &svm_fifo_segment_main; - svm_fifo_segment_create_args_t _a, *a = &_a; - svm_fifo_segment_private_t *seg; - unix_shared_memory_queue_t *client_q; - vl_api_connect_session_reply_t *rmp; - session_t *session = 0; - int rv = 0; - - /* Create the segment */ - a->segment_name = (char *) format (0, "%d:segment%d%c", utm->my_pid, - utm->unique_segment_index++, 0); - a->segment_size = utm->configured_segment_size; - - rv = svm_fifo_segment_create (a); - if (rv) - { - clib_warning ("sm_fifo_segment_create ('%s') failed", a->segment_name); - rv = VNET_API_ERROR_URI_FIFO_CREATE_FAILED; - goto send_reply; - } - - vec_add2 (utm->seg, seg, 1); - - segment_index = vec_len (sm->segments) - 1; - memcpy (seg, sm->segments + segment_index, sizeof (utm->seg[0])); - - pool_get (utm->sessions, session); - - session->server_rx_fifo = svm_fifo_segment_alloc_fifo - (utm->seg, 128 * 1024, FIFO_SEGMENT_RX_FREELIST); - ASSERT (session->server_rx_fifo); - - session->server_tx_fifo = svm_fifo_segment_alloc_fifo - (utm->seg, 128 * 1024, FIFO_SEGMENT_TX_FREELIST); - ASSERT (session->server_tx_fifo); - - session->server_rx_fifo->master_session_index = session - utm->sessions; - session->server_tx_fifo->master_session_index = session - utm->sessions; - utm->cut_through_session_index = session - utm->sessions; - - rv = pthread_create (&utm->cut_through_thread_handle, - NULL /*attr */ , cut_through_thread_fn, 0); - if (rv) - { - clib_warning ("pthread_create returned %d", rv); - rv = VNET_API_ERROR_SYSCALL_ERROR_1; - } - -send_reply: - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - - rmp->_vl_msg_id = ntohs (VL_API_CONNECT_SESSION_REPLY); - rmp->context = mp->context; - rmp->retval = ntohl (rv); - rmp->segment_name_length = vec_len (a->segment_name); - if (session) - { - rmp->server_rx_fifo = pointer_to_uword (session->server_rx_fifo); - rmp->server_tx_fifo = pointer_to_uword (session->server_tx_fifo); - } - - memcpy (rmp->segment_name, a->segment_name, vec_len (a->segment_name)); - - vec_free (a->segment_name); - - client_q = - uword_to_pointer (mp->client_queue_address, unix_shared_memory_queue_t *); - vl_msg_api_send_shmem (client_q, (u8 *) & rmp); -} - -static void -vl_api_unbind_uri_reply_t_handler (vl_api_unbind_uri_reply_t * mp) -{ - uri_udp_test_main_t *utm = &uri_udp_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_udp_test_main_t *utm = &uri_udp_test_main; - vl_api_accept_session_reply_t *rmp; - svm_fifo_t *rx_fifo, *tx_fifo; - session_t *session; - static f64 start_time; - - if (start_time == 0.0) - start_time = clib_time_now (&utm->clib_time); - - utm->vpp_event_queue = - uword_to_pointer (mp->vpp_event_queue_address, - unix_shared_memory_queue_t *); - - pool_get (utm->sessions, session); - - rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *); - rx_fifo->client_session_index = session - utm->sessions; - tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *); - tx_fifo->client_session_index = session - utm->sessions; - - session->server_rx_fifo = rx_fifo; - session->server_tx_fifo = tx_fifo; - - hash_set (utm->session_index_by_vpp_handles, mp->handle, - session - utm->sessions); - - 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)); - } - - rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); - rmp->_vl_msg_id = ntohs (VL_API_ACCEPT_SESSION_REPLY); - rmp->handle = mp->handle; - rmp->context = mp->context; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); - - CLIB_MEMORY_BARRIER (); - utm->state = STATE_READY; -} - -static void -vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp) -{ - uri_udp_test_main_t *utm = &uri_udp_test_main; - session_t *session; - vl_api_disconnect_session_reply_t *rmp; - uword *p; - int rv = 0; - - p = hash_get (utm->session_index_by_vpp_handles, mp->handle); - - if (p) - { - session = pool_elt_at_index (utm->sessions, p[0]); - hash_unset (utm->session_index_by_vpp_handles, mp->handle); - pool_put (utm->sessions, session); - } - else - { - clib_warning ("couldn't find session key %llx", mp->handle); - 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->handle = mp->handle; - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & rmp); -} - -static void -vl_api_connect_session_reply_t_handler (vl_api_connect_session_reply_t * mp) -{ - uri_udp_test_main_t *utm = &uri_udp_test_main; - session_t *session; - - ASSERT (utm->i_am_master == 0); - - if (mp->retval) - { - clib_warning ("failed connect"); - return; - } - - /* We've been redirected */ - if (mp->segment_name_length > 0) - { - svm_fifo_segment_main_t *sm = &svm_fifo_segment_main; - svm_fifo_segment_create_args_t _a, *a = &_a; - u32 segment_index; - svm_fifo_segment_private_t *seg; - int rv; - - memset (a, 0, sizeof (*a)); - a->segment_name = (char *) mp->segment_name; - - sleep (1); - - rv = svm_fifo_segment_attach (a); - if (rv) - { - clib_warning ("sm_fifo_segment_create ('%v') failed", - mp->segment_name); - return; - } - - segment_index = a->new_segment_indices[0]; - vec_add2 (utm->seg, seg, 1); - memcpy (seg, sm->segments + segment_index, sizeof (*seg)); - sleep (1); - } - - pool_get (utm->sessions, session); - session->server_rx_fifo = uword_to_pointer (mp->server_rx_fifo, - svm_fifo_t *); - ASSERT (session->server_rx_fifo); - session->server_tx_fifo = uword_to_pointer (mp->server_tx_fifo, - svm_fifo_t *); - ASSERT (session->server_tx_fifo); - - if (mp->segment_name_length > 0) - utm->cut_through_session_index = session - utm->sessions; - else - { - utm->connected_session = session - utm->sessions; - utm->vpp_event_queue = uword_to_pointer (mp->vpp_event_queue_address, - unix_shared_memory_queue_t *); - } - utm->state = STATE_READY; -} - -#define foreach_uri_msg \ -_(BIND_URI_REPLY, bind_uri_reply) \ -_(CONNECT_URI, connect_uri) \ -_(CONNECT_SESSION_REPLY, connect_session_reply) \ -_(UNBIND_URI_REPLY, unbind_uri_reply) \ -_(ACCEPT_SESSION, accept_session) \ -_(DISCONNECT_SESSION, disconnect_session) \ -_(MAP_ANOTHER_SEGMENT, map_another_segment) \ -_(APPLICATION_ATTACH_REPLY, application_attach_reply) \ -_(APPLICATION_DETACH_REPLY, application_detach_reply) \ - -void -uri_api_hookup (uri_udp_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 -connect_to_vpp (char *name) -{ - uri_udp_test_main_t *utm = &uri_udp_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; -} - -void -vlib_cli_output (struct vlib_main_t *vm, char *fmt, ...) -{ - clib_warning ("BUG"); -} - -static void -init_error_string_table (uri_udp_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"); -} - -void -server_handle_fifo_event_rx (uri_udp_test_main_t * utm, - session_fifo_event_t * e) -{ - svm_fifo_t *rx_fifo, *tx_fifo; - int nbytes; - session_fifo_event_t evt; - unix_shared_memory_queue_t *q; - int rv; - - rx_fifo = e->fifo; - tx_fifo = utm->sessions[rx_fifo->client_session_index].server_tx_fifo; - svm_fifo_unset_event (rx_fifo); - - do - { - nbytes = svm_fifo_dequeue_nowait (rx_fifo, vec_len (utm->rx_buf), - utm->rx_buf); - } - while (nbytes <= 0); - do - { - rv = svm_fifo_enqueue_nowait (tx_fifo, nbytes, utm->rx_buf); - } - while (rv == -2); - - if (svm_fifo_set_event (tx_fifo)) - { - /* Fabricate TX event, send to vpp */ - evt.fifo = tx_fifo; - evt.event_type = FIFO_EVENT_APP_TX; - q = utm->vpp_event_queue; - unix_shared_memory_queue_add (q, (u8 *) & evt, - 0 /* do wait for mutex */ ); - } -} - -void -server_handle_event_queue (uri_udp_test_main_t * utm) -{ - session_fifo_event_t _e, *e = &_e; - - while (utm->state != STATE_READY) - sleep (5); - - while (1) - { - unix_shared_memory_queue_sub (utm->our_event_queue, (u8 *) e, - 0 /* nowait */ ); - switch (e->event_type) - { - case FIFO_EVENT_APP_RX: - server_handle_fifo_event_rx (utm, e); - break; - - case FIFO_EVENT_DISCONNECT: - return; - - default: - clib_warning ("unknown event type %d", e->event_type); - break; - } - if (PREDICT_FALSE (utm->time_to_stop == 1)) - return; - if (PREDICT_FALSE (utm->time_to_print_stats == 1)) - { - utm->time_to_print_stats = 0; - fformat (stdout, "%d connections\n", pool_elts (utm->sessions)); - } - } -} - -static void -server_unbind (uri_udp_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); -} - -static void -server_bind (uri_udp_test_main_t * utm) -{ - vl_api_bind_uri_t *bmp; - - 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); - memcpy (bmp->uri, utm->uri, vec_len (utm->uri)); - vl_msg_api_send_shmem (utm->vl_input_queue, (u8 *) & bmp); -} - -void -udp_server_test (uri_udp_test_main_t * utm) -{ - - application_send_attach (utm); - - /* Bind to uri */ - server_bind (utm); - - if (wait_for_state_change (utm, STATE_BOUND)) - { - clib_warning ("timeout waiting for STATE_BOUND"); - return; - } - - 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; - } - - application_detach (utm); - - fformat (stdout, "Test complete...\n"); -} - -int -main (int argc, char **argv) -{ - uri_udp_test_main_t *utm = &uri_udp_test_main; - unformat_input_t _argv, *a = &_argv; - u8 *chroot_prefix; - u8 *heap; - u8 *bind_name = (u8 *) "udp://0.0.0.0/1234"; - u32 tmp; - mheap_t *h; - session_t *session; - int i; - int i_am_master = 1; - - 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, 8192); - - 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 - { - fformat (stderr, "%s: usage [master|slave]\n"); - exit (1); - } - } - - utm->cut_through_session_index = ~0; - utm->uri = format (0, "%s%c", bind_name, 0); - utm->i_am_master = i_am_master; - utm->segment_main = &svm_fifo_segment_main; - - utm->connect_uri = format (0, "udp://6.0.1.2/1234%c", 0); - - setup_signal_handlers (); - - uri_api_hookup (utm); - - if (connect_to_vpp (i_am_master ? "uri_udp_master" : "uri_udp_slave") < 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); - - udp_server_test (utm); - - vl_client_disconnect_from_vlib (); - exit (0); -} - -#undef vl_api_version -#define vl_api_version(n,v) static u32 vpe_api_version = v; -#include <vpp/api/vpe.api.h> -#undef vl_api_version - -void -vl_client_add_api_signatures (vl_api_memclnt_create_t * mp) -{ - /* - * Send the main API signature in slot 0. This bit of code must - * match the checks in ../vpe/api/api.c: vl_msg_api_version_check(). - */ - mp->api_versions[0] = clib_host_to_net_u32 (vpe_api_version); -} - -u32 -vl (void *p) -{ - return vec_len (p); -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |