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1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to
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5 * deal in the Software without restriction, including without limitation the
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6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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7 * sell copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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19 * IN THE SOFTWARE.
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20 */
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21
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22 #include "uv.h"
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23 #include "task.h"
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24 #include <stdio.h>
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25 #include <stdlib.h>
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26 #include <string.h>
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27
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28
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29 static int connect_cb_called = 0;
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30 static int close_cb_called = 0;
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31
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32
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33 static void connect_cb(uv_connect_t* handle, int status) {
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34 ASSERT_NOT_NULL(handle);
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35 connect_cb_called++;
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36 }
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37
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38
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39 static void close_cb(uv_handle_t* handle) {
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40 ASSERT_NOT_NULL(handle);
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41 close_cb_called++;
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42 }
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43
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44
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45 TEST_IMPL(tcp_connect6_error_fault) {
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46 const char garbage[] =
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47 "blah blah blah blah blah blah blah blah blah blah blah blah";
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48 const struct sockaddr_in6* garbage_addr;
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49 uv_tcp_t server;
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50 int r;
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51 uv_connect_t req;
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52
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53 if (!can_ipv6())
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54 RETURN_SKIP("IPv6 not supported");
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55
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56 garbage_addr = (const struct sockaddr_in6*) &garbage;
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57
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58 r = uv_tcp_init(uv_default_loop(), &server);
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59 ASSERT_OK(r);
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60 r = uv_tcp_connect(&req,
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61 &server,
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62 (const struct sockaddr*) garbage_addr,
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63 connect_cb);
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64 ASSERT_EQ(r, UV_EINVAL);
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65
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66 uv_close((uv_handle_t*)&server, close_cb);
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67
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68 uv_run(uv_default_loop(), UV_RUN_DEFAULT);
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69
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70 ASSERT_OK(connect_cb_called);
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71 ASSERT_EQ(1, close_cb_called);
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72
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73 MAKE_VALGRIND_HAPPY(uv_default_loop());
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74 return 0;
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75 }
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76
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77
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78 TEST_IMPL(tcp_connect6_link_local) {
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79 uv_interface_address_t* ifs;
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80 uv_interface_address_t* p;
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81 struct sockaddr_in6 addr;
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82 uv_connect_t req;
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83 uv_tcp_t server;
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84 int ok;
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85 int n;
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86
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87 if (!can_ipv6())
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88 RETURN_SKIP("IPv6 not supported");
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89
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90 #if defined(__QEMU__)
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91 /* qemu's sockaddr_in6 translation is broken pre-qemu 8.0.0
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92 * when host endianness != guest endiannes.
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93 * Fixed in https://github.com/qemu/qemu/commit/44cf6731d6b.
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94 */
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95 RETURN_SKIP("Test does not currently work in QEMU");
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96 #endif /* defined(__QEMU__) */
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97
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98 /* Check there's an interface that routes link-local (fe80::/10) traffic. */
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99 ASSERT_OK(uv_interface_addresses(&ifs, &n));
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100 for (p = ifs; p < &ifs[n]; p++)
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101 if (p->address.address6.sin6_family == AF_INET6)
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102 if (!memcmp(&p->address.address6.sin6_addr, "\xfe\x80", 2))
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103 break;
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104 ok = (p < &ifs[n]);
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105 uv_free_interface_addresses(ifs, n);
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106
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107 if (!ok)
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108 RETURN_SKIP("IPv6 link-local traffic not supported");
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109
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110 ASSERT_OK(uv_ip6_addr("fe80::0bad:babe", 1337, &addr));
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111 ASSERT_OK(uv_tcp_init(uv_default_loop(), &server));
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112
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113 /* We're making two shaky assumptions here:
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114 * 1. There is a network interface that routes IPv6 link-local traffic, and
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115 * 2. There is no firewall rule that blackholes or otherwise hard-kills the
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116 * connection attempt to the address above, i.e., we don't expect the
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117 * connect() system call to fail synchronously.
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118 */
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119 ASSERT_OK(uv_tcp_connect(&req,
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120 &server,
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121 (struct sockaddr*) &addr,
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122 connect_cb));
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123
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124 uv_close((uv_handle_t*) &server, NULL);
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125 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
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126
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127 MAKE_VALGRIND_HAPPY(uv_default_loop());
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128 return 0;
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129 }
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