| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "src/core/iomgr/tcp_server.h" |
| #include "src/core/iomgr/iomgr.h" |
| #include <grpc/support/log.h> |
| #include <grpc/support/sync.h> |
| #include <grpc/support/time.h> |
| #include "test/core/util/test_config.h" |
| |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #define LOG_TEST(x) gpr_log(GPR_INFO, "%s", #x) |
| |
| static grpc_pollset g_pollset; |
| static int g_nconnects = 0; |
| |
| static void on_connect(grpc_exec_ctx *exec_ctx, void *arg, grpc_endpoint *tcp) { |
| grpc_endpoint_shutdown(exec_ctx, tcp); |
| grpc_endpoint_destroy(exec_ctx, tcp); |
| |
| gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset)); |
| g_nconnects++; |
| grpc_pollset_kick(&g_pollset, NULL); |
| gpr_mu_unlock(GRPC_POLLSET_MU(&g_pollset)); |
| } |
| |
| static void test_no_op(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_tcp_server *s = grpc_tcp_server_create(); |
| grpc_tcp_server_destroy(&exec_ctx, s, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_no_op_with_start(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_tcp_server *s = grpc_tcp_server_create(); |
| LOG_TEST("test_no_op_with_start"); |
| grpc_tcp_server_start(&exec_ctx, s, NULL, 0, on_connect, NULL); |
| grpc_tcp_server_destroy(&exec_ctx, s, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_no_op_with_port(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| struct sockaddr_in addr; |
| grpc_tcp_server *s = grpc_tcp_server_create(); |
| LOG_TEST("test_no_op_with_port"); |
| |
| memset(&addr, 0, sizeof(addr)); |
| addr.sin_family = AF_INET; |
| GPR_ASSERT( |
| grpc_tcp_server_add_port(s, (struct sockaddr *)&addr, sizeof(addr))); |
| |
| grpc_tcp_server_destroy(&exec_ctx, s, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_no_op_with_port_and_start(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| struct sockaddr_in addr; |
| grpc_tcp_server *s = grpc_tcp_server_create(); |
| LOG_TEST("test_no_op_with_port_and_start"); |
| |
| memset(&addr, 0, sizeof(addr)); |
| addr.sin_family = AF_INET; |
| GPR_ASSERT( |
| grpc_tcp_server_add_port(s, (struct sockaddr *)&addr, sizeof(addr))); |
| |
| grpc_tcp_server_start(&exec_ctx, s, NULL, 0, on_connect, NULL); |
| |
| grpc_tcp_server_destroy(&exec_ctx, s, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_connect(int n) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| struct sockaddr_storage addr; |
| socklen_t addr_len = sizeof(addr); |
| int svrfd, clifd; |
| grpc_tcp_server *s = grpc_tcp_server_create(); |
| int nconnects_before; |
| gpr_timespec deadline; |
| grpc_pollset *pollsets[1]; |
| int i; |
| LOG_TEST("test_connect"); |
| gpr_log(GPR_INFO, "clients=%d", n); |
| |
| memset(&addr, 0, sizeof(addr)); |
| addr.ss_family = AF_INET; |
| GPR_ASSERT(grpc_tcp_server_add_port(s, (struct sockaddr *)&addr, addr_len)); |
| |
| svrfd = grpc_tcp_server_get_fd(s, 0); |
| GPR_ASSERT(svrfd >= 0); |
| GPR_ASSERT(getsockname(svrfd, (struct sockaddr *)&addr, &addr_len) == 0); |
| GPR_ASSERT(addr_len <= sizeof(addr)); |
| |
| pollsets[0] = &g_pollset; |
| grpc_tcp_server_start(&exec_ctx, s, pollsets, 1, on_connect, NULL); |
| |
| gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset)); |
| |
| for (i = 0; i < n; i++) { |
| deadline = GRPC_TIMEOUT_SECONDS_TO_DEADLINE(10); |
| |
| nconnects_before = g_nconnects; |
| clifd = socket(addr.ss_family, SOCK_STREAM, 0); |
| GPR_ASSERT(clifd >= 0); |
| gpr_log(GPR_DEBUG, "start connect"); |
| GPR_ASSERT(connect(clifd, (struct sockaddr *)&addr, addr_len) == 0); |
| |
| gpr_log(GPR_DEBUG, "wait"); |
| while (g_nconnects == nconnects_before && |
| gpr_time_cmp(deadline, gpr_now(deadline.clock_type)) > 0) { |
| grpc_pollset_worker worker; |
| grpc_pollset_work(&exec_ctx, &g_pollset, &worker, |
| gpr_now(GPR_CLOCK_MONOTONIC), deadline); |
| gpr_mu_unlock(GRPC_POLLSET_MU(&g_pollset)); |
| grpc_exec_ctx_finish(&exec_ctx); |
| gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset)); |
| } |
| gpr_log(GPR_DEBUG, "wait done"); |
| |
| GPR_ASSERT(g_nconnects == nconnects_before + 1); |
| close(clifd); |
| } |
| |
| gpr_mu_unlock(GRPC_POLLSET_MU(&g_pollset)); |
| |
| grpc_tcp_server_destroy(&exec_ctx, s, NULL); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *p, int success) { |
| grpc_pollset_destroy(p); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_closure destroyed; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_test_init(argc, argv); |
| grpc_iomgr_init(); |
| grpc_pollset_init(&g_pollset); |
| |
| test_no_op(); |
| test_no_op_with_start(); |
| test_no_op_with_port(); |
| test_no_op_with_port_and_start(); |
| test_connect(1); |
| test_connect(10); |
| |
| grpc_closure_init(&destroyed, destroy_pollset, &g_pollset); |
| grpc_pollset_shutdown(&exec_ctx, &g_pollset, &destroyed); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_iomgr_shutdown(); |
| return 0; |
| } |