release/src/router/dnscrypt/src/libevent-modified/test/bench_http.c

   1 /*
   2  * Copyright 2008-2012 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  * 4. 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
  28 #include <sys/types.h>
  29 #include <sys/stat.h>
  30 #ifdef WIN32
  31 #include <winsock2.h>
  32 #else
  33 #include <sys/socket.h>
  34 #include <sys/resource.h>
  35 #include <sys/time.h>
  36 #include <unistd.h>
  37 #endif
  38 #include <fcntl.h>
  39 #include <signal.h>
  40 #include <stdlib.h>
  41 #include <stdio.h>
  42 #include <string.h>
  43 #include <errno.h>
  44
  45 #include "event2/event.h"
  46 #include "event2/buffer.h"
  47 #include "event2/util.h"
  48 #include "event2/http.h"
  49 #include "event2/thread.h"
  50
  51 static void http_basic_cb(struct evhttp_request *req, void *arg);
  52
  53 static char *content;
  54 static size_t content_len = 0;
  55
  56 static void
  57 http_basic_cb(struct evhttp_request *req, void *arg)
  58 {
  59         struct evbuffer *evb = evbuffer_new();
  60
  61         evbuffer_add(evb, content, content_len);
  62
  63         /* allow sending of an empty reply */
  64         evhttp_send_reply(req, HTTP_OK, "Everything is fine", evb);
  65
  66         evbuffer_free(evb);
  67 }
  68
  69 #if LIBEVENT_VERSION_NUMBER >= 0x02000200
  70 static void
  71 http_ref_cb(struct evhttp_request *req, void *arg)
  72 {
  73         struct evbuffer *evb = evbuffer_new();
  74
  75         evbuffer_add_reference(evb, content, content_len, NULL, NULL);
  76
  77         /* allow sending of an empty reply */
  78         evhttp_send_reply(req, HTTP_OK, "Everything is fine", evb);
  79
  80         evbuffer_free(evb);
  81 }
  82 #endif
  83
  84 int
  85 main(int argc, char **argv)
  86 {
  87         struct event_config *cfg = event_config_new();
  88         struct event_base *base;
  89         struct evhttp *http;
  90         int i;
  91         int c;
  92         int use_iocp = 0;
  93         unsigned short port = 8080;
  94         char *endptr = NULL;
  95
  96 #ifdef WIN32
  97         WSADATA WSAData;
  98         WSAStartup(0x101, &WSAData);
  99 #else
 100         if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
 101                 return (1);
 102 #endif
 103
 104         for (i = 1; i < argc; ++i) {
 105                 if (*argv[i] != '-')
 106                         continue;
 107
 108                 c = argv[i][1];
 109
 110                 if ((c == 'p' || c == 'l') && i + 1 >= argc) {
 111                         fprintf(stderr, "-%c requires argument.\n", c);
 112                         exit(1);
 113                 }
 114
 115                 switch (c) {
 116                 case 'p':
 117                         if (i+1 >= argc || !argv[i+1]) {
 118                                 fprintf(stderr, "Missing port\n");
 119                                 exit(1);
 120                         }
 121                         port = (int)strtol(argv[i+1], &endptr, 10);
 122                         if (*endptr != '\0') {
 123                                 fprintf(stderr, "Bad port\n");
 124                                 exit(1);
 125                         }
 126                         break;
 127                 case 'l':
 128                         if (i+1 >= argc || !argv[i+1]) {
 129                                 fprintf(stderr, "Missing content length\n");
 130                                 exit(1);
 131                         }
 132                         content_len = (size_t)strtol(argv[i+1], &endptr, 10);
 133                         if (*endptr != '\0' || content_len == 0) {
 134                                 fprintf(stderr, "Bad content length\n");
 135                                 exit(1);
 136                         }
 137                         break;
 138 #ifdef WIN32
 139 # ifndef _EVENT_DISABLE_THREAD_SUPPORT
 140                 case 'i':
 141                         use_iocp = 1;
 142                         evthread_use_windows_threads();
 143                         event_config_set_flag(cfg,EVENT_BASE_FLAG_STARTUP_IOCP);
 144                         break;
 145 # endif
 146 #endif
 147                 default:
 148                         fprintf(stderr, "Illegal argument \"%c\"\n", c);
 149                         exit(1);
 150                 }
 151         }
 152
 153         base = event_base_new_with_config(cfg);
 154         if (!base) {
 155                 fprintf(stderr, "creating event_base failed. Exiting.\n");
 156                 return 1;
 157         }
 158
 159         http = evhttp_new(base);
 160
 161         content = malloc(content_len);
 162         if (content == NULL) {
 163                 fprintf(stderr, "Cannot allocate content\n");
 164                 exit(1);
 165         } else {
 166                 int i = 0;
 167                 for (i = 0; i < (int)content_len; ++i)
 168                         content[i] = (i & 255);
 169         }
 170
 171         evhttp_set_cb(http, "/ind", http_basic_cb, NULL);
 172         fprintf(stderr, "/ind - basic content (memory copy)\n");
 173
 174 #ifdef _EVENT2_EVENT_H_
 175         evhttp_set_cb(http, "/ref", http_ref_cb, NULL);
 176         fprintf(stderr, "/ref - basic content (reference)\n");
 177 #endif
 178
 179         fprintf(stderr, "Serving %d bytes on port %d using %s\n",
 180             (int)content_len, port,
 181             use_iocp? "IOCP" : event_base_get_method(base));
 182
 183         evhttp_bind_socket(http, "0.0.0.0", port);
 184
 185         if (use_iocp) {
 186                 struct timeval tv={99999999,0};
 187                 event_base_loopexit(base, &tv);
 188         }
 189         event_base_dispatch(base);
 190
 191         /* NOTREACHED */
 192         return (0);
 193 }