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      1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
      2  *
      3  * Permission is hereby granted, free of charge, to any person obtaining a copy
      4  * of this software and associated documentation files (the "Software"), to
      5  * deal in the Software without restriction, including without limitation the
      6  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
      7  * sell copies of the Software, and to permit persons to whom the Software is
      8  * furnished to do so, subject to the following conditions:
      9  *
     10  * The above copyright notice and this permission notice shall be included in
     11  * all copies or substantial portions of the Software.
     12  *
     13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     18  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     19  * IN THE SOFTWARE.
     20  */
     21 
     22 #include "uv.h"
     23 #include "task.h"
     24 
     25 #include <stdio.h>
     26 #include <stdlib.h>
     27 #include <string.h>
     28 
     29 #define CHECK_HANDLE(handle) \
     30   ASSERT_NE((uv_udp_t*)(handle) == &server || (uv_udp_t*)(handle) == &client, 0)
     31 
     32 static uv_udp_t server;
     33 static uv_udp_t client;
     34 
     35 static int sv_send_cb_called;
     36 static int close_cb_called;
     37 
     38 
     39 static void close_cb(uv_handle_t* handle) {
     40   CHECK_HANDLE(handle);
     41   close_cb_called++;
     42 }
     43 
     44 
     45 static void sv_send_cb(uv_udp_send_t* req, int status) {
     46   ASSERT_NOT_NULL(req);
     47   ASSERT_OK(status);
     48   CHECK_HANDLE(req->handle);
     49 
     50   sv_send_cb_called++;
     51 
     52   uv_close((uv_handle_t*) req->handle, close_cb);
     53 }
     54 
     55 
     56 TEST_IMPL(udp_multicast_interface6) {
     57 /* TODO(gengjiawen): Fix test on QEMU. */
     58 #if defined(__QEMU__)
     59   RETURN_SKIP("Test does not currently work in QEMU");
     60 #endif
     61 
     62   int r;
     63   uv_udp_send_t req;
     64   uv_buf_t buf;
     65   struct sockaddr_in6 addr;
     66   struct sockaddr_in6 baddr;
     67 
     68   if (!can_ipv6())
     69     RETURN_SKIP("IPv6 not supported");
     70 
     71   ASSERT_OK(uv_ip6_addr("::1", TEST_PORT, &addr));
     72 
     73   r = uv_udp_init(uv_default_loop(), &server);
     74   ASSERT_OK(r);
     75 
     76   ASSERT_OK(uv_ip6_addr("::", 0, &baddr));
     77   r = uv_udp_bind(&server, (const struct sockaddr*)&baddr, 0);
     78   ASSERT_OK(r);
     79 
     80 #if defined(__APPLE__) || defined(__FreeBSD__)
     81   r = uv_udp_set_multicast_interface(&server, "::1%lo0");
     82 #else
     83   r = uv_udp_set_multicast_interface(&server, NULL);
     84 #endif
     85   ASSERT_OK(r);
     86 
     87   /* server sends "PING" */
     88   buf = uv_buf_init("PING", 4);
     89   r = uv_udp_send(&req,
     90                   &server,
     91                   &buf,
     92                   1,
     93                   (const struct sockaddr*)&addr,
     94                   sv_send_cb);
     95   ASSERT_OK(r);
     96 
     97   ASSERT_OK(close_cb_called);
     98   ASSERT_OK(sv_send_cb_called);
     99 
    100   /* run the loop till all events are processed */
    101   uv_run(uv_default_loop(), UV_RUN_DEFAULT);
    102 
    103   ASSERT_EQ(1, sv_send_cb_called);
    104   ASSERT_EQ(1, close_cb_called);
    105 
    106   MAKE_VALGRIND_HAPPY(uv_default_loop());
    107   return 0;
    108 }
    109