#include <vpp/api/vpe_all_api_h.h>
#undef vl_printfun
+#define TCP_BUILTIN_CLIENT_DBG (1)
+#define TCP_BUILTIN_CLIENT_VPP_THREAD (0)
+#define TCP_BUILTIN_CLIENT_PTHREAD (!TCP_BUILTIN_CLIENT_VPP_THREAD)
+
static void
send_test_chunk (tclient_main_t * tm, session_t * s)
{
u8 *test_data = tm->connect_test_data;
- int test_buf_offset = 0;
+ int test_buf_offset;
u32 bytes_this_chunk;
session_fifo_event_t evt;
static int serial_number = 0;
int rv;
+ test_buf_offset = s->bytes_sent % vec_len (test_data);
+ bytes_this_chunk = vec_len (test_data) - test_buf_offset;
- while (s->bytes_to_send > 0)
- {
- bytes_this_chunk = vec_len (test_data) < s->bytes_to_send
- ? vec_len (test_data) : s->bytes_to_send;
+ bytes_this_chunk = bytes_this_chunk < s->bytes_to_send
+ ? bytes_this_chunk : s->bytes_to_send;
- rv = svm_fifo_enqueue_nowait (s->server_tx_fifo, 0 /*pid */ ,
- bytes_this_chunk,
- test_data + test_buf_offset);
+ rv = svm_fifo_enqueue_nowait (s->server_tx_fifo, bytes_this_chunk,
+ test_data + test_buf_offset);
- if (rv > 0)
+ /* If we managed to enqueue data... */
+ if (rv > 0)
+ {
+ if (TCP_BUILTIN_CLIENT_DBG)
{
- s->bytes_to_send -= rv;
- test_buf_offset += rv;
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) =
+ {
+ .format = "tx-enq: %d bytes",
+ .format_args = "i4",
+ };
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 data[1];
+ } *ed;
+ ed = ELOG_DATA (&vlib_global_main.elog_main, e);
+ ed->data[0] = rv;
+ }
- if (svm_fifo_set_event (s->server_tx_fifo))
- {
- /* Fabricate TX event, send to vpp */
- evt.fifo = s->server_tx_fifo;
- evt.event_type = FIFO_EVENT_SERVER_TX;
- evt.event_id = serial_number++;
+ /* Account for it... */
+ s->bytes_to_send -= rv;
+ s->bytes_sent += rv;
- unix_shared_memory_queue_add (tm->vpp_event_queue, (u8 *) & evt,
- 0 /* do wait for mutex */ );
- }
+ /* Poke the TCP state machine */
+ if (svm_fifo_set_event (s->server_tx_fifo))
+ {
+ /* Fabricate TX event, send to vpp */
+ evt.fifo = s->server_tx_fifo;
+ evt.event_type = FIFO_EVENT_APP_TX;
+ evt.event_id = serial_number++;
+
+ unix_shared_memory_queue_add (tm->vpp_event_queue, (u8 *) & evt,
+ 0 /* do wait for mutex */ );
}
}
}
receive_test_chunk (tclient_main_t * tm, session_t * s)
{
svm_fifo_t *rx_fifo = s->server_rx_fifo;
- int n_read, bytes, i;
+ int n_read, test_bytes = 0;
- bytes = svm_fifo_max_dequeue (rx_fifo);
/* Allow enqueuing of new event */
- svm_fifo_unset_event (rx_fifo);
+ // svm_fifo_unset_event (rx_fifo);
- /* Read the bytes */
- do
+ n_read = svm_fifo_dequeue_nowait (rx_fifo, vec_len (tm->rx_buf),
+ tm->rx_buf);
+ if (n_read > 0)
{
- n_read = svm_fifo_dequeue_nowait (rx_fifo, 0, vec_len (tm->rx_buf),
- tm->rx_buf);
- if (n_read > 0)
+ if (TCP_BUILTIN_CLIENT_DBG)
+ {
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) =
+ {
+ .format = "rx-deq: %d bytes",
+ .format_args = "i4",
+ };
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 data[1];
+ } *ed;
+ ed = ELOG_DATA (&vlib_global_main.elog_main, e);
+ ed->data[0] = n_read;
+ }
+
+ if (test_bytes)
{
- bytes -= n_read;
+ int i;
for (i = 0; i < n_read; i++)
{
if (tm->rx_buf[i] != ((s->bytes_received + i) & 0xff))
{
clib_warning ("read %d error at byte %lld, 0x%x not 0x%x",
- n_read, s->bytes_received + i,
- tm->rx_buf[i],
+ n_read, s->bytes_received + i, tm->rx_buf[i],
((s->bytes_received + i) & 0xff));
}
}
- s->bytes_to_receive -= n_read;
- s->bytes_received += n_read;
}
-
+ s->bytes_to_receive -= n_read;
+ s->bytes_received += n_read;
}
- while (n_read < 0 || bytes > 0);
}
+#if TCP_BUILTIN_CLIENT_VPP_THREAD
+static void
+#else
static void *
+#endif
tclient_thread_fn (void *arg)
{
tclient_main_t *tm = &tclient_main;
pthread_sigmask (SIG_SETMASK, &s, 0);
}
+ clib_per_cpu_mheaps[vlib_get_thread_index ()] = clib_per_cpu_mheaps[0];
+
while (1)
{
/* Wait until we're told to get busy */
/* Disconnect sessions... */
vec_reset_length (session_indices);
- pool_foreach (sp, tm->sessions, (
- {
- vec_add1 (session_indices,
- sp - tm->sessions);
- }
- ));
+
+ /* *INDENT-OFF* */
+ pool_foreach (sp, tm->sessions, ({
+ vec_add1 (session_indices, sp - tm->sessions);
+ }));
+ /* *INDENT-ON* */
for (i = 0; i < vec_len (session_indices); i++)
{
memset (dmp, 0, sizeof (*dmp));
dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION);
dmp->client_index = tm->my_client_index;
- dmp->session_index = sp->vpp_session_index;
- dmp->session_thread_index = sp->vpp_session_thread;
+ dmp->handle = sp->vpp_session_handle;
vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & dmp);
pool_put (tm->sessions, sp);
}
}
/* NOTREACHED */
+#if TCP_BUILTIN_CLIENT_PTHREAD
return 0;
+#endif
}
/* So we don't get "no handler for... " msgs */
static void
vl_api_memclnt_create_reply_t_handler (vl_api_memclnt_create_reply_t * mp)
{
+ vlib_main_t *vm = vlib_get_main ();
tclient_main_t *tm = &tclient_main;
-
tm->my_client_index = mp->index;
+ vlib_process_signal_event (vm, tm->node_index, 1 /* evt */ , 0 /* data */ );
}
static void
tclient_main_t *tm = &tclient_main;
session_t *session;
u32 session_index;
- u64 key;
i32 retval = /* clib_net_to_host_u32 ( */ mp->retval /*) */ ;
if (retval < 0)
session->server_rx_fifo->client_session_index = session_index;
session->server_tx_fifo = (svm_fifo_t *) mp->server_tx_fifo;
session->server_tx_fifo->client_session_index = session_index;
-
- session->vpp_session_index = mp->session_index;
- session->vpp_session_thread = mp->session_thread_index;
+ session->vpp_session_handle = mp->handle;
/* Add it to the session lookup table */
- key = (((u64) mp->session_thread_index) << 32) | (u64) mp->session_index;
- hash_set (tm->session_index_by_vpp_handles, key, session_index);
+ hash_set (tm->session_index_by_vpp_handles, mp->handle, session_index);
tm->ready_connections++;
}
-static void
+static int
create_api_loopback (tclient_main_t * tm)
{
+ vlib_main_t *vm = vlib_get_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
strncpy ((char *) mp->name, "tcp_tester", sizeof (mp->name) - 1);
vl_api_memclnt_create_t_handler (mp);
+
+ /* Wait for reply */
+ tm->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;
+ return 0;
}
#define foreach_tclient_static_api_msg \
static clib_error_t *
tclient_api_hookup (vlib_main_t * vm)
{
- tclient_main_t *tm = &tclient_main;
vl_msg_api_msg_config_t _c, *c = &_c;
- int i;
-
- /* Init test data */
- vec_validate (tm->connect_test_data, 64 * 1024 - 1);
- for (i = 0; i < vec_len (tm->connect_test_data); i++)
- tm->connect_test_data[i] = i & 0xff;
-
- tm->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
- vec_validate (tm->rx_buf, vec_len (tm->connect_test_data) - 1);
/* Hook up client-side static APIs to our handlers */
#define _(N,n) do { \
return 0;
}
-VLIB_API_INIT_FUNCTION (tclient_api_hookup);
+static int
+tcp_test_clients_init (vlib_main_t * vm)
+{
+ tclient_main_t *tm = &tclient_main;
+ int i;
+
+ tclient_api_hookup (vm);
+ if (create_api_loopback (tm))
+ return -1;
+
+ /* Init test data */
+ vec_validate (tm->connect_test_data, 64 * 1024 - 1);
+ for (i = 0; i < vec_len (tm->connect_test_data); i++)
+ tm->connect_test_data[i] = i & 0xff;
+
+ tm->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
+ vec_validate (tm->rx_buf, vec_len (tm->connect_test_data) - 1);
+
+ tm->is_init = 1;
+
+ return 0;
+}
+
+static void
+builtin_session_reset_callback (stream_session_t * s)
+{
+ return;
+}
+
+static int
+builtin_session_connected_callback (u32 app_index, u32 api_context,
+ stream_session_t * s, u8 code)
+{
+ return 0;
+}
+
+static int
+builtin_session_create_callback (stream_session_t * s)
+{
+ return 0;
+}
+
+static void
+builtin_session_disconnect_callback (stream_session_t * s)
+{
+ return;
+}
+
+static int
+builtin_server_rx_callback (stream_session_t * s)
+{
+ return 0;
+}
+
+/* *INDENT-OFF* */
+static session_cb_vft_t builtin_clients = {
+ .session_reset_callback = builtin_session_reset_callback,
+ .session_connected_callback = builtin_session_connected_callback,
+ .session_accept_callback = builtin_session_create_callback,
+ .session_disconnect_callback = builtin_session_disconnect_callback,
+ .builtin_server_rx_callback = builtin_server_rx_callback
+};
+/* *INDENT-ON* */
+
+static int
+attach_builtin_test_clients ()
+{
+ vnet_app_attach_args_t _a, *a = &_a;
+ u8 segment_name[128];
+ u32 segment_name_length;
+ u64 options[16];
+
+ segment_name_length = ARRAY_LEN (segment_name);
+
+ memset (a, 0, sizeof (*a));
+ memset (options, 0, sizeof (options));
+
+ a->api_client_index = ~0;
+ a->segment_name = segment_name;
+ a->segment_name_length = segment_name_length;
+ a->session_cb_vft = &builtin_clients;
+
+ options[SESSION_OPTIONS_ACCEPT_COOKIE] = 0x12345678;
+ options[SESSION_OPTIONS_SEGMENT_SIZE] = (2 << 30); /*$$$$ config / arg */
+ options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_BUILTIN_APP;
+
+ a->options = options;
+
+ return vnet_application_attach (a);
+}
static clib_error_t *
test_tcp_clients_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
- u8 *connect_uri = (u8 *) "tcp://6.0.1.2/1234";
- u8 *uri;
tclient_main_t *tm = &tclient_main;
- int i;
+ u8 *connect_uri = (u8 *) "tcp://6.0.1.1/1234";
+ u8 *uri;
u32 n_clients = 1;
+ int i;
tm->bytes_to_send = 8192;
tm->n_iterations = 1;
;
else if (unformat (input, "iterations %d", &tm->n_iterations))
;
- else if (unformat (input, "bytes %d", &tm->bytes_to_send))
+ else if (unformat (input, "bytes %lld", &tm->bytes_to_send))
;
else if (unformat (input, "uri %s", &tm->connect_uri))
;
format_unformat_error, input);
}
+ if (tm->is_init == 0)
+ {
+ if (tcp_test_clients_init (vm))
+ return clib_error_return (0, "failed init");
+ }
+
tm->ready_connections = 0;
tm->expected_connections = n_clients;
+
uri = connect_uri;
if (tm->connect_uri)
uri = tm->connect_uri;
- create_api_loopback (tm);
-
+#if TCP_BUILTIN_CLIENT_PTHREAD
/* Start a transmit thread */
if (tm->client_thread_handle == 0)
{
int rv = pthread_create (&tm->client_thread_handle,
- NULL /*attr */ , tclient_thread_fn, 0);
+ NULL /*attr */ ,
+ tclient_thread_fn, 0);
if (rv)
{
tm->client_thread_handle = 0;
return clib_error_return (0, "pthread_create returned %d", rv);
}
}
+#endif
+ vnet_session_enable_disable (vm, 1 /* turn on TCP, etc. */ );
+ attach_builtin_test_clients ();
/* Fire off connect requests, in something approaching a normal manner */
for (i = 0; i < n_clients; i++)
return 0;
}
+#if TCP_BUILTIN_CLIENT_VPP_THREAD
+/* *INDENT-OFF* */
+VLIB_REGISTER_THREAD (builtin_client_reg, static) = {
+ .name = "tcp-builtin-client",
+ .function = tclient_thread_fn,
+ .fixed_count = 1,
+ .count = 1,
+ .no_data_structure_clone = 1,
+};
+/* *INDENT-ON* */
+#endif
+
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (test_clients_command, static) =
{
.path = "test tcp clients",
- .short_help = "test tcp clients",
+ .short_help = "test tcp clients [nclients %d] [iterations %d] [bytes %d] [uri tcp://1.2.3.4/1234]",
.function = test_tcp_clients_command_fn,
};
/* *INDENT-ON* */
+clib_error_t *
+tcp_test_clients_main_init (vlib_main_t * vm)
+{
+ tclient_main_t *tm = &tclient_main;
+ tm->is_init = 0;
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (tcp_test_clients_main_init);
+
/*
* fd.io coding-style-patch-verification: ON
*