/* 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 #include static const int server_port = TEST_PORT; /* Will be updated right after making the uv_connect_call */ static int connect_port = -1; static int getsocknamecount = 0; static int getpeernamecount = 0; static uv_loop_t* loop; static uv_tcp_t tcp; static uv_udp_t udp; static uv_connect_t connect_req; static uv_tcp_t tcpServer; static uv_udp_t udpServer; static uv_udp_send_t send_req; static void alloc(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf) { buf->base = malloc(suggested_size); buf->len = suggested_size; } static void on_close(uv_handle_t* peer) { free(peer); uv_close((uv_handle_t*)&tcpServer, NULL); } static void after_shutdown(uv_shutdown_t* req, int status) { uv_close((uv_handle_t*) req->handle, on_close); free(req); } static void after_read(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) { uv_shutdown_t* req; int r; if (buf->base) { free(buf->base); } req = (uv_shutdown_t*) malloc(sizeof *req); r = uv_shutdown(req, handle, after_shutdown); ASSERT(r == 0); } static void check_sockname(struct sockaddr* addr, const char* compare_ip, int compare_port, const char* context) { struct sockaddr_in check_addr = *(struct sockaddr_in*) addr; struct sockaddr_in compare_addr; char check_ip[17]; int r; ASSERT(0 == uv_ip4_addr(compare_ip, compare_port, &compare_addr)); /* Both addresses should be ipv4 */ ASSERT(check_addr.sin_family == AF_INET); ASSERT(compare_addr.sin_family == AF_INET); /* Check if the ip matches */ ASSERT(memcmp(&check_addr.sin_addr, &compare_addr.sin_addr, sizeof compare_addr.sin_addr) == 0); /* Check if the port matches. If port == 0 anything goes. */ ASSERT(compare_port == 0 || check_addr.sin_port == compare_addr.sin_port); r = uv_ip4_name(&check_addr, (char*) check_ip, sizeof check_ip); ASSERT(r == 0); printf("%s: %s:%d\n", context, check_ip, ntohs(check_addr.sin_port)); } static void on_connection(uv_stream_t* server, int status) { struct sockaddr sockname, peername; int namelen; uv_tcp_t* handle; int r; if (status != 0) { fprintf(stderr, "Connect error %s\n", uv_err_name(status)); } ASSERT(status == 0); handle = malloc(sizeof(*handle)); ASSERT_NOT_NULL(handle); r = uv_tcp_init(loop, handle); ASSERT(r == 0); /* associate server with stream */ handle->data = server; r = uv_accept(server, (uv_stream_t*)handle); ASSERT(r == 0); namelen = sizeof sockname; r = uv_tcp_getsockname(handle, &sockname, &namelen); ASSERT(r == 0); check_sockname(&sockname, "127.0.0.1", server_port, "accepted socket"); getsocknamecount++; namelen = sizeof peername; r = uv_tcp_getpeername(handle, &peername, &namelen); ASSERT(r == 0); check_sockname(&peername, "127.0.0.1", connect_port, "accepted socket peer"); getpeernamecount++; r = uv_read_start((uv_stream_t*)handle, alloc, after_read); ASSERT(r == 0); } static void on_connect(uv_connect_t* req, int status) { struct sockaddr sockname, peername; int r, namelen; ASSERT(status == 0); namelen = sizeof sockname; r = uv_tcp_getsockname((uv_tcp_t*) req->handle, &sockname, &namelen); ASSERT(r == 0); check_sockname(&sockname, "127.0.0.1", 0, "connected socket"); getsocknamecount++; namelen = sizeof peername; r = uv_tcp_getpeername((uv_tcp_t*) req->handle, &peername, &namelen); ASSERT(r == 0); check_sockname(&peername, "127.0.0.1", server_port, "connected socket peer"); getpeernamecount++; uv_close((uv_handle_t*)&tcp, NULL); } static int tcp_listener(void) { struct sockaddr_in addr; struct sockaddr sockname, peername; int namelen; int r; ASSERT(0 == uv_ip4_addr("0.0.0.0", server_port, &addr)); r = uv_tcp_init(loop, &tcpServer); if (r) { fprintf(stderr, "Socket creation error\n"); return 1; } r = uv_tcp_bind(&tcpServer, (const struct sockaddr*) &addr, 0); if (r) { fprintf(stderr, "Bind error\n"); return 1; } r = uv_listen((uv_stream_t*)&tcpServer, 128, on_connection); if (r) { fprintf(stderr, "Listen error\n"); return 1; } memset(&sockname, -1, sizeof sockname); namelen = sizeof sockname; r = uv_tcp_getsockname(&tcpServer, &sockname, &namelen); ASSERT(r == 0); check_sockname(&sockname, "0.0.0.0", server_port, "server socket"); getsocknamecount++; namelen = sizeof sockname; r = uv_tcp_getpeername(&tcpServer, &peername, &namelen); ASSERT(r == UV_ENOTCONN); getpeernamecount++; return 0; } static void tcp_connector(void) { struct sockaddr_in server_addr; struct sockaddr sockname; int r, namelen; ASSERT(0 == uv_ip4_addr("127.0.0.1", server_port, &server_addr)); r = uv_tcp_init(loop, &tcp); tcp.data = &connect_req; ASSERT(!r); r = uv_tcp_connect(&connect_req, &tcp, (const struct sockaddr*) &server_addr, on_connect); ASSERT(!r); /* Fetch the actual port used by the connecting socket. */ namelen = sizeof sockname; r = uv_tcp_getsockname(&tcp, &sockname, &namelen); ASSERT(!r); ASSERT(sockname.sa_family == AF_INET); connect_port = ntohs(((struct sockaddr_in*) &sockname)->sin_port); ASSERT(connect_port > 0); } static void udp_recv(uv_udp_t* handle, ssize_t nread, const uv_buf_t* buf, const struct sockaddr* addr, unsigned flags) { struct sockaddr sockname; int namelen; int r; ASSERT(nread >= 0); free(buf->base); if (nread == 0) { return; } memset(&sockname, -1, sizeof sockname); namelen = sizeof(sockname); r = uv_udp_getsockname(&udp, &sockname, &namelen); ASSERT(r == 0); check_sockname(&sockname, "0.0.0.0", 0, "udp receiving socket"); getsocknamecount++; uv_close((uv_handle_t*) &udp, NULL); uv_close((uv_handle_t*) handle, NULL); } static void udp_send(uv_udp_send_t* req, int status) { } static int udp_listener(void) { struct sockaddr_in addr; struct sockaddr sockname; int namelen; int r; ASSERT(0 == uv_ip4_addr("0.0.0.0", server_port, &addr)); r = uv_udp_init(loop, &udpServer); if (r) { fprintf(stderr, "Socket creation error\n"); return 1; } r = uv_udp_bind(&udpServer, (const struct sockaddr*) &addr, 0); if (r) { fprintf(stderr, "Bind error\n"); return 1; } memset(&sockname, -1, sizeof sockname); namelen = sizeof sockname; r = uv_udp_getsockname(&udpServer, &sockname, &namelen); ASSERT(r == 0); check_sockname(&sockname, "0.0.0.0", server_port, "udp listener socket"); getsocknamecount++; r = uv_udp_recv_start(&udpServer, alloc, udp_recv); ASSERT(r == 0); return 0; } static void udp_sender(void) { struct sockaddr_in server_addr; uv_buf_t buf; int r; r = uv_udp_init(loop, &udp); ASSERT(!r); buf = uv_buf_init("PING", 4); ASSERT(0 == uv_ip4_addr("127.0.0.1", server_port, &server_addr)); r = uv_udp_send(&send_req, &udp, &buf, 1, (const struct sockaddr*) &server_addr, udp_send); ASSERT(!r); } TEST_IMPL(getsockname_tcp) { loop = uv_default_loop(); if (tcp_listener()) return 1; tcp_connector(); uv_run(loop, UV_RUN_DEFAULT); ASSERT(getsocknamecount == 3); ASSERT(getpeernamecount == 3); MAKE_VALGRIND_HAPPY(); return 0; } TEST_IMPL(getsockname_udp) { loop = uv_default_loop(); if (udp_listener()) return 1; udp_sender(); uv_run(loop, UV_RUN_DEFAULT); ASSERT(getsocknamecount == 2); ASSERT(udp.send_queue_size == 0); ASSERT(udpServer.send_queue_size == 0); MAKE_VALGRIND_HAPPY(); return 0; }