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comparison: ipc/chromium/src/third_party/libevent/test/regress_testutils.c
ipc/chromium/src/third_party/libevent/test/regress_testutils.c
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| -1:000000000000 | 0:3057d3f082a1 |
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| 1 /* | |
| 2 * Copyright (c) 2010-2012 Niels Provos and Nick Mathewson | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * 3. The name of the author may not be used to endorse or promote products | |
| 13 * derived from this software without specific prior written permission. | |
| 14 * | |
| 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
| 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
| 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
| 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 25 */ | |
| 26 | |
| 27 #ifdef WIN32 | |
| 28 #include <winsock2.h> | |
| 29 #include <windows.h> | |
| 30 #include <ws2tcpip.h> | |
| 31 #endif | |
| 32 | |
| 33 #include "event2/event-config.h" | |
| 34 | |
| 35 #include <sys/types.h> | |
| 36 #include <sys/stat.h> | |
| 37 #ifdef _EVENT_HAVE_SYS_TIME_H | |
| 38 #include <sys/time.h> | |
| 39 #endif | |
| 40 #include <sys/queue.h> | |
| 41 #ifndef WIN32 | |
| 42 #include <sys/socket.h> | |
| 43 #include <signal.h> | |
| 44 #include <netinet/in.h> | |
| 45 #include <arpa/inet.h> | |
| 46 #include <unistd.h> | |
| 47 #endif | |
| 48 #ifdef _EVENT_HAVE_NETINET_IN6_H | |
| 49 #include <netinet/in6.h> | |
| 50 #endif | |
| 51 #ifdef HAVE_NETDB_H | |
| 52 #include <netdb.h> | |
| 53 #endif | |
| 54 #include <fcntl.h> | |
| 55 #include <stdlib.h> | |
| 56 #include <stdio.h> | |
| 57 #include <string.h> | |
| 58 #include <errno.h> | |
| 59 | |
| 60 #include "event2/dns.h" | |
| 61 #include "event2/dns_struct.h" | |
| 62 #include "event2/event.h" | |
| 63 #include "event2/event_compat.h" | |
| 64 #include "event2/util.h" | |
| 65 #include "event2/listener.h" | |
| 66 #include "event2/bufferevent.h" | |
| 67 #include "log-internal.h" | |
| 68 #include "regress.h" | |
| 69 #include "regress_testutils.h" | |
| 70 | |
| 71 #include "../util-internal.h" | |
| 72 | |
| 73 /* globals */ | |
| 74 static struct evdns_server_port *dns_port; | |
| 75 evutil_socket_t dns_sock = -1; | |
| 76 | |
| 77 /* Helper: return the port that a socket is bound on, in host order. */ | |
| 78 int | |
| 79 regress_get_socket_port(evutil_socket_t fd) | |
| 80 { | |
| 81 struct sockaddr_storage ss; | |
| 82 ev_socklen_t socklen = sizeof(ss); | |
| 83 if (getsockname(fd, (struct sockaddr*)&ss, &socklen) != 0) | |
| 84 return -1; | |
| 85 if (ss.ss_family == AF_INET) | |
| 86 return ntohs( ((struct sockaddr_in*)&ss)->sin_port); | |
| 87 else if (ss.ss_family == AF_INET6) | |
| 88 return ntohs( ((struct sockaddr_in6*)&ss)->sin6_port); | |
| 89 else | |
| 90 return -1; | |
| 91 } | |
| 92 | |
| 93 struct evdns_server_port * | |
| 94 regress_get_dnsserver(struct event_base *base, | |
| 95 ev_uint16_t *portnum, | |
| 96 evutil_socket_t *psock, | |
| 97 evdns_request_callback_fn_type cb, | |
| 98 void *arg) | |
| 99 { | |
| 100 struct evdns_server_port *port = NULL; | |
| 101 evutil_socket_t sock; | |
| 102 struct sockaddr_in my_addr; | |
| 103 | |
| 104 sock = socket(AF_INET, SOCK_DGRAM, 0); | |
| 105 if (sock < 0) { | |
| 106 tt_abort_perror("socket"); | |
| 107 } | |
| 108 | |
| 109 evutil_make_socket_nonblocking(sock); | |
| 110 | |
| 111 memset(&my_addr, 0, sizeof(my_addr)); | |
| 112 my_addr.sin_family = AF_INET; | |
| 113 my_addr.sin_port = htons(*portnum); | |
| 114 my_addr.sin_addr.s_addr = htonl(0x7f000001UL); | |
| 115 if (bind(sock, (struct sockaddr*)&my_addr, sizeof(my_addr)) < 0) { | |
| 116 evutil_closesocket(sock); | |
| 117 tt_abort_perror("bind"); | |
| 118 } | |
| 119 port = evdns_add_server_port_with_base(base, sock, 0, cb, arg); | |
| 120 if (!*portnum) | |
| 121 *portnum = regress_get_socket_port(sock); | |
| 122 if (psock) | |
| 123 *psock = sock; | |
| 124 | |
| 125 return port; | |
| 126 end: | |
| 127 return NULL; | |
| 128 } | |
| 129 | |
| 130 void | |
| 131 regress_clean_dnsserver(void) | |
| 132 { | |
| 133 if (dns_port) | |
| 134 evdns_close_server_port(dns_port); | |
| 135 if (dns_sock >= 0) | |
| 136 evutil_closesocket(dns_sock); | |
| 137 } | |
| 138 | |
| 139 void | |
| 140 regress_dns_server_cb(struct evdns_server_request *req, void *data) | |
| 141 { | |
| 142 struct regress_dns_server_table *tab = data; | |
| 143 const char *question; | |
| 144 | |
| 145 if (req->nquestions != 1) | |
| 146 TT_DIE(("Only handling one question at a time; got %d", | |
| 147 req->nquestions)); | |
| 148 | |
| 149 question = req->questions[0]->name; | |
| 150 | |
| 151 while (tab->q && evutil_ascii_strcasecmp(question, tab->q) && | |
| 152 strcmp("*", tab->q)) | |
| 153 ++tab; | |
| 154 if (tab->q == NULL) | |
| 155 TT_DIE(("Unexpected question: '%s'", question)); | |
| 156 | |
| 157 ++tab->seen; | |
| 158 | |
| 159 if (!strcmp(tab->anstype, "err")) { | |
| 160 int err = atoi(tab->ans); | |
| 161 tt_assert(! evdns_server_request_respond(req, err)); | |
| 162 return; | |
| 163 } else if (!strcmp(tab->anstype, "errsoa")) { | |
| 164 int err = atoi(tab->ans); | |
| 165 char soa_record[] = | |
| 166 "\x04" "dns1" "\x05" "icann" "\x03" "org" "\0" | |
| 167 "\x0a" "hostmaster" "\x05" "icann" "\x03" "org" "\0" | |
| 168 "\x77\xde\x5e\xba" /* serial */ | |
| 169 "\x00\x00\x1c\x20" /* refreshtime = 2h */ | |
| 170 "\x00\x00\x0e\x10" /* retry = 1h */ | |
| 171 "\x00\x12\x75\x00" /* expiration = 14d */ | |
| 172 "\x00\x00\x0e\x10" /* min.ttl = 1h */ | |
| 173 ; | |
| 174 evdns_server_request_add_reply( | |
| 175 req, EVDNS_AUTHORITY_SECTION, | |
| 176 "example.com", EVDNS_TYPE_SOA, EVDNS_CLASS_INET, | |
| 177 42, sizeof(soa_record) - 1, 0, soa_record); | |
| 178 tt_assert(! evdns_server_request_respond(req, err)); | |
| 179 return; | |
| 180 } else if (!strcmp(tab->anstype, "A")) { | |
| 181 struct in_addr in; | |
| 182 if (!evutil_inet_pton(AF_INET, tab->ans, &in)) { | |
| 183 TT_DIE(("Bad A value %s in table", tab->ans)); | |
| 184 } | |
| 185 evdns_server_request_add_a_reply(req, question, 1, &in.s_addr, | |
| 186 100); | |
| 187 } else if (!strcmp(tab->anstype, "AAAA")) { | |
| 188 struct in6_addr in6; | |
| 189 if (!evutil_inet_pton(AF_INET6, tab->ans, &in6)) { | |
| 190 TT_DIE(("Bad AAAA value %s in table", tab->ans)); | |
| 191 } | |
| 192 evdns_server_request_add_aaaa_reply(req, | |
| 193 question, 1, &in6.s6_addr, 100); | |
| 194 } else { | |
| 195 TT_DIE(("Weird table entry with type '%s'", tab->anstype)); | |
| 196 } | |
| 197 tt_assert(! evdns_server_request_respond(req, 0)) | |
| 198 return; | |
| 199 end: | |
| 200 tt_want(! evdns_server_request_drop(req)); | |
| 201 } | |
| 202 | |
| 203 int | |
| 204 regress_dnsserver(struct event_base *base, ev_uint16_t *port, | |
| 205 struct regress_dns_server_table *search_table) | |
| 206 { | |
| 207 dns_port = regress_get_dnsserver(base, port, &dns_sock, | |
| 208 regress_dns_server_cb, search_table); | |
| 209 return dns_port != NULL; | |
| 210 } | |
| 211 | |
| 212 int | |
| 213 regress_get_listener_addr(struct evconnlistener *lev, | |
| 214 struct sockaddr *sa, ev_socklen_t *socklen) | |
| 215 { | |
| 216 evutil_socket_t s = evconnlistener_get_fd(lev); | |
| 217 if (s <= 0) | |
| 218 return -1; | |
| 219 return getsockname(s, sa, socklen); | |
| 220 } |
