diff options
Diffstat (limited to 'src/plugins/hs_apps/echo_server.c')
| -rw-r--r-- | src/plugins/hs_apps/echo_server.c | 54 |
1 files changed, 41 insertions, 13 deletions
diff --git a/src/plugins/hs_apps/echo_server.c b/src/plugins/hs_apps/echo_server.c index da79cb40745..63150d5a8d8 100644 --- a/src/plugins/hs_apps/echo_server.c +++ b/src/plugins/hs_apps/echo_server.c @@ -449,12 +449,23 @@ static clib_error_t * echo_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { + session_endpoint_cfg_t sep = SESSION_ENDPOINT_CFG_NULL; echo_server_main_t *esm = &echo_server_main; u8 server_uri_set = 0, *appns_id = 0; u64 tmp, appns_flags = 0, appns_secret = 0; char *default_uri = "tcp://0.0.0.0/1234"; - int rv, is_stop = 0; - session_endpoint_cfg_t sep = SESSION_ENDPOINT_CFG_NULL; + int rv, is_stop = 0, barrier_acq_needed = 0; + clib_error_t *error = 0; + + /* The request came over the binary api and the inband cli handler + * is not mp_safe. Drop the barrier to make sure the workers are not + * blocked. + */ + if (vlib_num_workers () && vlib_thread_is_main_w_barrier ()) + { + barrier_acq_needed = 1; + vlib_worker_thread_barrier_release (vm); + } esm->no_echo = 0; esm->fifo_size = 64 << 10; @@ -484,8 +495,11 @@ echo_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, unformat_memory_size, &tmp)) { if (tmp >= 0x100000000ULL) - return clib_error_return - (0, "private segment size %lld (%llu) too large", tmp, tmp); + { + error = clib_error_return ( + 0, "private segment size %lld (%llu) too large", tmp, tmp); + goto cleanup; + } esm->private_segment_size = tmp; } else if (unformat (input, "appns %_%v%_", &appns_id)) @@ -504,8 +518,11 @@ echo_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, else if (unformat (input, "tls-engine %d", &esm->tls_engine)) ; else - return clib_error_return (0, "failed: unknown input `%U'", - format_unformat_error, input); + { + error = clib_error_return (0, "failed: unknown input `%U'", + format_unformat_error, input); + goto cleanup; + } } if (is_stop) @@ -513,15 +530,17 @@ echo_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, if (esm->app_index == (u32) ~ 0) { clib_warning ("server not running"); - return clib_error_return (0, "failed: server not running"); + error = clib_error_return (0, "failed: server not running"); + goto cleanup; } rv = echo_server_detach (); if (rv) { clib_warning ("failed: detach"); - return clib_error_return (0, "failed: server detach %d", rv); + error = clib_error_return (0, "failed: server detach %d", rv); + goto cleanup; } - return 0; + goto cleanup; } vnet_session_enable_disable (vm, 1 /* turn on TCP, etc. */ ); @@ -533,19 +552,28 @@ echo_server_create_command_fn (vlib_main_t * vm, unformat_input_t * input, } if ((rv = parse_uri ((char *) esm->server_uri, &sep))) - return clib_error_return (0, "Uri parse error: %d", rv); + { + error = clib_error_return (0, "Uri parse error: %d", rv); + goto cleanup; + } esm->transport_proto = sep.transport_proto; esm->is_dgram = (sep.transport_proto == TRANSPORT_PROTO_UDP); rv = echo_server_create (vm, appns_id, appns_flags, appns_secret); - vec_free (appns_id); if (rv) { vec_free (esm->server_uri); - return clib_error_return (0, "failed: server_create returned %d", rv); + error = clib_error_return (0, "failed: server_create returned %d", rv); + goto cleanup; } - return 0; +cleanup: + vec_free (appns_id); + + if (barrier_acq_needed) + vlib_worker_thread_barrier_sync (vm); + + return error; } /* *INDENT-OFF* */ |