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 static uv_timer_t timer1_handle;
26 static uv_timer_t timer2_handle;
27 static uv_tcp_t tcp_handle;
28 
29 static int connect_cb_called;
30 static int timer1_cb_called;
31 static int close_cb_called;
32 static int netunreach_errors;
33 
34 
close_cb(uv_handle_t * handle)35 static void close_cb(uv_handle_t* handle) {
36   close_cb_called++;
37 }
38 
39 
connect_cb(uv_connect_t * req,int status)40 static void connect_cb(uv_connect_t* req, int status) {
41   /* The expected error is UV_ECANCELED but the test tries to connect to what
42    * is basically an arbitrary address in the expectation that no network path
43    * exists, so UV_ENETUNREACH is an equally plausible outcome.
44    */
45   ASSERT(status == UV_ECANCELED || status == UV_ENETUNREACH);
46   uv_timer_stop(&timer2_handle);
47   connect_cb_called++;
48   if (status == UV_ENETUNREACH)
49     netunreach_errors++;
50 }
51 
52 
timer1_cb(uv_timer_t * handle)53 static void timer1_cb(uv_timer_t* handle) {
54   uv_close((uv_handle_t*)handle, close_cb);
55   uv_close((uv_handle_t*)&tcp_handle, close_cb);
56   timer1_cb_called++;
57 }
58 
59 
timer2_cb(uv_timer_t * handle)60 static void timer2_cb(uv_timer_t* handle) {
61   ASSERT(0 && "should not be called");
62 }
63 
64 
TEST_IMPL(tcp_close_while_connecting)65 TEST_IMPL(tcp_close_while_connecting) {
66   uv_connect_t connect_req;
67   struct sockaddr_in addr;
68   uv_loop_t* loop;
69   int r;
70 
71   loop = uv_default_loop();
72   ASSERT_OK(uv_ip4_addr("1.2.3.4", TEST_PORT, &addr));
73   ASSERT_OK(uv_tcp_init(loop, &tcp_handle));
74   r = uv_tcp_connect(&connect_req,
75                      &tcp_handle,
76                      (const struct sockaddr*) &addr,
77                      connect_cb);
78   if (r == UV_ENETUNREACH)
79     RETURN_SKIP("Network unreachable.");
80   ASSERT_OK(r);
81   ASSERT_OK(uv_timer_init(loop, &timer1_handle));
82   ASSERT_OK(uv_timer_start(&timer1_handle, timer1_cb, 1, 0));
83   ASSERT_OK(uv_timer_init(loop, &timer2_handle));
84   ASSERT_OK(uv_timer_start(&timer2_handle, timer2_cb, 86400 * 1000, 0));
85   ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT));
86 
87   ASSERT_EQ(1, connect_cb_called);
88   ASSERT_EQ(1, timer1_cb_called);
89   ASSERT_EQ(2, close_cb_called);
90 
91   MAKE_VALGRIND_HAPPY(loop);
92 
93   if (netunreach_errors > 0)
94     RETURN_SKIP("Network unreachable.");
95 
96   return 0;
97 }
98