| /* |
| * |
| * Copyright 2015 gRPC authors. |
| * |
| * 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 "src/core/lib/iomgr/sockaddr.h" |
| |
| #include "test/core/util/test_tcp_server.h" |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/host_port.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/sync.h> |
| #include <grpc/support/time.h> |
| #include <string.h> |
| #include "src/core/lib/iomgr/endpoint.h" |
| #include "src/core/lib/iomgr/resolve_address.h" |
| #include "src/core/lib/iomgr/tcp_server.h" |
| #include "test/core/util/port.h" |
| #include "test/core/util/test_config.h" |
| |
| static void on_server_destroyed(grpc_exec_ctx* exec_ctx, void* data, |
| grpc_error* error) { |
| test_tcp_server* server = static_cast<test_tcp_server*>(data); |
| server->shutdown = 1; |
| } |
| |
| void test_tcp_server_init(test_tcp_server* server, |
| grpc_tcp_server_cb on_connect, void* user_data) { |
| grpc_init(); |
| server->tcp_server = nullptr; |
| GRPC_CLOSURE_INIT(&server->shutdown_complete, on_server_destroyed, server, |
| grpc_schedule_on_exec_ctx); |
| server->shutdown = 0; |
| server->pollset = static_cast<grpc_pollset*>(gpr_zalloc(grpc_pollset_size())); |
| grpc_pollset_init(server->pollset, &server->mu); |
| server->on_connect = on_connect; |
| server->cb_data = user_data; |
| } |
| |
| void test_tcp_server_start(test_tcp_server* server, int port) { |
| grpc_resolved_address resolved_addr; |
| struct sockaddr_in* addr = (struct sockaddr_in*)resolved_addr.addr; |
| int port_added; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| |
| addr->sin_family = AF_INET; |
| addr->sin_port = htons((uint16_t)port); |
| memset(&addr->sin_addr, 0, sizeof(addr->sin_addr)); |
| |
| grpc_error* error = grpc_tcp_server_create( |
| &exec_ctx, &server->shutdown_complete, nullptr, &server->tcp_server); |
| GPR_ASSERT(error == GRPC_ERROR_NONE); |
| error = |
| grpc_tcp_server_add_port(server->tcp_server, &resolved_addr, &port_added); |
| GPR_ASSERT(error == GRPC_ERROR_NONE); |
| GPR_ASSERT(port_added == port); |
| |
| grpc_tcp_server_start(&exec_ctx, server->tcp_server, &server->pollset, 1, |
| server->on_connect, server->cb_data); |
| gpr_log(GPR_INFO, "test tcp server listening on 0.0.0.0:%d", port); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| void test_tcp_server_poll(test_tcp_server* server, int seconds) { |
| grpc_pollset_worker* worker = nullptr; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_millis deadline = grpc_timespec_to_millis_round_up( |
| grpc_timeout_seconds_to_deadline(seconds)); |
| gpr_mu_lock(server->mu); |
| GRPC_LOG_IF_ERROR( |
| "pollset_work", |
| grpc_pollset_work(&exec_ctx, server->pollset, &worker, deadline)); |
| gpr_mu_unlock(server->mu); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void do_nothing(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {} |
| static void finish_pollset(grpc_exec_ctx* exec_ctx, void* arg, |
| grpc_error* error) { |
| grpc_pollset_destroy(exec_ctx, static_cast<grpc_pollset*>(arg)); |
| } |
| |
| void test_tcp_server_destroy(test_tcp_server* server) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| gpr_timespec shutdown_deadline; |
| grpc_closure do_nothing_cb; |
| grpc_tcp_server_unref(&exec_ctx, server->tcp_server); |
| GRPC_CLOSURE_INIT(&do_nothing_cb, do_nothing, nullptr, |
| grpc_schedule_on_exec_ctx); |
| shutdown_deadline = gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC), |
| gpr_time_from_seconds(5, GPR_TIMESPAN)); |
| while (!server->shutdown && |
| gpr_time_cmp(gpr_now(GPR_CLOCK_MONOTONIC), shutdown_deadline) < 0) { |
| test_tcp_server_poll(server, 1); |
| } |
| grpc_pollset_shutdown(&exec_ctx, server->pollset, |
| GRPC_CLOSURE_CREATE(finish_pollset, server->pollset, |
| grpc_schedule_on_exec_ctx)); |
| grpc_exec_ctx_finish(&exec_ctx); |
| gpr_free(server->pollset); |
| grpc_shutdown(); |
| } |