/* 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 #include /* NOTE: Number should be big enough to trigger this problem */ #if defined(__CYGWIN__) || defined(__MSYS__) || defined(__PASE__) /* Cygwin crashes or hangs in socket() with too many AF_INET sockets. */ /* IBMi PASE timeout with too many AF_INET sockets. */ static uv_udp_t sockets[1250]; #else static uv_udp_t sockets[2500]; #endif static uv_udp_send_t reqs[ARRAY_SIZE(sockets)]; static char slab[1]; static unsigned int recv_cb_called; static unsigned int send_cb_called; static unsigned int close_cb_called; static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) { buf->base = slab; buf->len = sizeof(slab); } static void recv_cb(uv_udp_t* handle, ssize_t nread, const uv_buf_t* buf, const struct sockaddr* addr, unsigned flags) { recv_cb_called++; } static void send_cb(uv_udp_send_t* req, int status) { send_cb_called++; } static void close_cb(uv_handle_t* handle) { close_cb_called++; } TEST_IMPL(watcher_cross_stop) { #if defined(__MVS__) RETURN_SKIP("zOS does not allow address or port reuse when using UDP sockets"); #endif uv_loop_t* loop = uv_default_loop(); unsigned int i; struct sockaddr_in addr; uv_buf_t buf; char big_string[1024]; TEST_FILE_LIMIT(ARRAY_SIZE(sockets) + 32); ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr)); memset(big_string, 'A', sizeof(big_string)); buf = uv_buf_init(big_string, sizeof(big_string)); for (i = 0; i < ARRAY_SIZE(sockets); i++) { ASSERT(0 == uv_udp_init(loop, &sockets[i])); ASSERT(0 == uv_udp_bind(&sockets[i], (const struct sockaddr*) &addr, UV_UDP_REUSEADDR)); ASSERT(0 == uv_udp_recv_start(&sockets[i], alloc_cb, recv_cb)); ASSERT(0 == uv_udp_send(&reqs[i], &sockets[i], &buf, 1, (const struct sockaddr*) &addr, send_cb)); } while (recv_cb_called == 0) uv_run(loop, UV_RUN_ONCE); for (i = 0; i < ARRAY_SIZE(sockets); i++) uv_close((uv_handle_t*) &sockets[i], close_cb); ASSERT(recv_cb_called > 0); uv_run(loop, UV_RUN_DEFAULT); ASSERT(ARRAY_SIZE(sockets) == send_cb_called); ASSERT(ARRAY_SIZE(sockets) == close_cb_called); MAKE_VALGRIND_HAPPY(); return 0; }