| /* Copyright Joyent, Inc. and other Node contributors. All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| */ |
| |
| #include "uv.h" |
| #include "task.h" |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| static uv_timer_t timer; |
| static uv_tcp_t tcp; |
| static uv_connect_t connect_req; |
| static uv_write_t write_req; |
| static uv_shutdown_t shutdown_req; |
| static uv_buf_t qbuf; |
| static int got_q; |
| static int got_eof; |
| static int called_connect_cb; |
| static int called_shutdown_cb; |
| static int called_tcp_close_cb; |
| static int called_timer_close_cb; |
| static int called_timer_cb; |
| |
| |
| static uv_buf_t alloc_cb(uv_handle_t* handle, size_t size) { |
| uv_buf_t buf; |
| buf.base = (char*)malloc(size); |
| buf.len = size; |
| return buf; |
| } |
| |
| |
| static void read_cb(uv_stream_t* t, ssize_t nread, uv_buf_t buf) { |
| uv_err_t err = uv_last_error(uv_default_loop()); |
| |
| ASSERT((uv_tcp_t*)t == &tcp); |
| |
| if (nread == 0) { |
| ASSERT(err.code == UV_EAGAIN); |
| free(buf.base); |
| return; |
| } |
| |
| if (!got_q) { |
| ASSERT(nread == 1); |
| ASSERT(!got_eof); |
| ASSERT(buf.base[0] == 'Q'); |
| free(buf.base); |
| got_q = 1; |
| puts("got Q"); |
| } else { |
| ASSERT(err.code == UV_EOF); |
| if (buf.base) { |
| free(buf.base); |
| } |
| got_eof = 1; |
| puts("got EOF"); |
| } |
| } |
| |
| |
| static void shutdown_cb(uv_shutdown_t *req, int status) { |
| ASSERT(req == &shutdown_req); |
| |
| ASSERT(called_connect_cb == 1); |
| ASSERT(!got_eof); |
| ASSERT(called_tcp_close_cb == 0); |
| ASSERT(called_timer_close_cb == 0); |
| ASSERT(called_timer_cb == 0); |
| |
| called_shutdown_cb++; |
| } |
| |
| |
| static void connect_cb(uv_connect_t *req, int status) { |
| ASSERT(status == 0); |
| ASSERT(req == &connect_req); |
| |
| /* Start reading from our connection so we can receive the EOF. */ |
| uv_read_start((uv_stream_t*)&tcp, alloc_cb, read_cb); |
| |
| /* |
| * Write the letter 'Q' to gracefully kill the echo-server. This will not |
| * effect our connection. |
| */ |
| uv_write(&write_req, (uv_stream_t*) &tcp, &qbuf, 1, NULL); |
| |
| /* Shutdown our end of the connection. */ |
| uv_shutdown(&shutdown_req, (uv_stream_t*) &tcp, shutdown_cb); |
| |
| called_connect_cb++; |
| ASSERT(called_shutdown_cb == 0); |
| } |
| |
| |
| static void tcp_close_cb(uv_handle_t* handle) { |
| ASSERT(handle == (uv_handle_t*) &tcp); |
| |
| ASSERT(called_connect_cb == 1); |
| ASSERT(got_q); |
| ASSERT(got_eof); |
| ASSERT(called_timer_cb == 1); |
| |
| called_tcp_close_cb++; |
| } |
| |
| |
| static void timer_close_cb(uv_handle_t* handle) { |
| ASSERT(handle == (uv_handle_t*) &timer); |
| called_timer_close_cb++; |
| } |
| |
| |
| static void timer_cb(uv_timer_t* handle, int status) { |
| ASSERT(handle == &timer); |
| uv_close((uv_handle_t*) handle, timer_close_cb); |
| |
| /* |
| * The most important assert of the test: we have not received |
| * tcp_close_cb yet. |
| */ |
| ASSERT(called_tcp_close_cb == 0); |
| uv_close((uv_handle_t*) &tcp, tcp_close_cb); |
| |
| called_timer_cb++; |
| } |
| |
| |
| /* |
| * This test has a client which connects to the echo_server and immediately |
| * issues a shutdown. The echo-server, in response, will also shutdown their |
| * connection. We check, with a timer, that libuv is not automatically |
| * calling uv_close when the client receives the EOF from echo-server. |
| */ |
| TEST_IMPL(shutdown_eof) { |
| struct sockaddr_in server_addr; |
| int r; |
| |
| qbuf.base = "Q"; |
| qbuf.len = 1; |
| |
| r = uv_timer_init(uv_default_loop(), &timer); |
| ASSERT(r == 0); |
| |
| uv_timer_start(&timer, timer_cb, 100, 0); |
| |
| server_addr = uv_ip4_addr("127.0.0.1", TEST_PORT); |
| r = uv_tcp_init(uv_default_loop(), &tcp); |
| ASSERT(!r); |
| |
| r = uv_tcp_connect(&connect_req, &tcp, server_addr, connect_cb); |
| ASSERT(!r); |
| |
| uv_run(uv_default_loop(), UV_RUN_DEFAULT); |
| |
| ASSERT(called_connect_cb == 1); |
| ASSERT(called_shutdown_cb == 1); |
| ASSERT(got_eof); |
| ASSERT(got_q); |
| ASSERT(called_tcp_close_cb == 1); |
| ASSERT(called_timer_close_cb == 1); |
| ASSERT(called_timer_cb == 1); |
| |
| MAKE_VALGRIND_HAPPY(); |
| return 0; |
| } |
| |