src/server/daemon/httplistener.c

Sun, 06 Nov 2022 17:41:39 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 06 Nov 2022 17:41:39 +0100
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prepare serverconfig parser to be also used for obj.conf and init.conf

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2013 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include "../public/nsapi.h"
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30
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31 #include <stdio.h>
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32 #include <stdlib.h>
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33 #include <fcntl.h>
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34 #include <sys/shm.h>
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35 #include <sys/types.h>
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36 #include <sys/ipc.h>
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37 #include <sys/socket.h>
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38 #include <sys/file.h>
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39 #include <arpa/inet.h>
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40 #include <netinet/in.h>
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41 #include <netdb.h>
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42 #include <stdio.h>
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43 #include <stdlib.h>
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44 #include <fcntl.h>
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45 #include <unistd.h>
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46 #include <strings.h>
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47 #include <stdbool.h>
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48 #include <pthread.h>
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49
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50 #include <arpa/inet.h>
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51 #include <netinet/in.h>
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52 #include <stdio.h>
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53 #include <stdlib.h>
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54 #include <sys/socket.h>
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55 #include <unistd.h>
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56
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58 #include <cx/hash_map.h>
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59
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60 #include "../util/atomic.h"
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61 #include "httplistener.h"
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62 #include "netsite.h"
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64 #include "session.h"
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65 #include "configmanager.h"
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66 #include "log.h"
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67
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68 #define LISTENER_MAX_PROTOCOL_TOKENS 1024
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69
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70 CxMap *listener_map = NULL;
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72 int start_all_listener() {
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73 ServerConfiguration *conf = cfgmgr_get_server_config();
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74 CxList *ls = conf->listeners;
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75 CxIterator iter = cxListIterator(ls, 0);
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76 cx_foreach(HttpListener *, listener, iter) {
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77 http_listener_start(listener);
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78 }
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80 return 0;
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81 }
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82
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83 HttpListener* http_listener_create(ListenerConfig *conf) {
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84 if(listener_map == NULL) {
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85 listener_map = cxHashMapCreate(cxDefaultAllocator, 16);
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86 }
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87
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88 HttpListener *fl = cxMapGet(listener_map, cx_hash_key(conf->name.ptr, conf->name.length));
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89 if(fl == NULL) {
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90 return http_listener_new(conf);
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91 }
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92
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93 HttpListener* newls = calloc(1, sizeof(HttpListener));
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94 if(newls == NULL) {
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95 // TODO: error
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96 }
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97
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98 newls->name = conf->name;
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99 newls->cfg = conf->cfg;
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100 newls->nacceptors = conf->nacceptors;
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101 newls->default_vs.vs_name = conf->vs.ptr;
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102 newls->port = fl->port;
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103 newls->server_socket = fl->server_socket;
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104 newls->server_socket6 = fl->server_socket6;
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105 newls->running = 1;
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106 newls->threadpool = NULL;
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107 newls->ref = 2; // 1 reference is fl->next
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108
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109 newls->session_handler = fl->session_handler; // TODO
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110
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111 // the listener threadpool might be changed
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112 if(conf->threadpool.ptr != NULL) {
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113 newls->threadpool = get_threadpool(cx_strcast(conf->threadpool));
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114 }
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115 if(newls->threadpool == NULL) {
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116 newls->threadpool = get_default_threadpool();
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117 }
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118
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119 // create acceptor threads
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120 newls->acceptors = calloc(newls->nacceptors, sizeof(void*));
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121 for (int i=0;i<newls->nacceptors;i++) {
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122 newls->acceptors[i] = acceptor_new(newls);
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123 }
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124
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125 newls->acceptors6 = calloc(newls->nacceptors, sizeof(void*));
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126 for (int i=0;i<newls->nacceptors;i++) {
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127 newls->acceptors6[i] = acceptor_new(newls);
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128 newls->acceptors6[i]->ipv6 = TRUE;
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129 }
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130
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131 // fl hold one reference of newls
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132 fl->next = newls;
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133
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134
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135 cxMapPut(listener_map, cx_hash_key(newls->name.ptr, newls->name.length), newls);
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136
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137 for (int i=0;i<newls->nacceptors;i++) {
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138 //acceptor_start(newls->acceptors[i]);
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139 acceptor_start(newls->acceptors6[i]);
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140 }
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141
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142 // check if a restart is required to apply all changes
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143
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144 if(newls->port != conf->port) {
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145 // TODO: log
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146 }
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147
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148 return newls;
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149 }
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151 HttpListener* http_listener_new(ListenerConfig *conf) {
36
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152 // TODO: remove
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153 if(listener_map == NULL) {
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154 listener_map = cxHashMapCreate(cxDefaultAllocator, 16);
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155 }
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156
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157 HttpListener *fl = cxMapGet(listener_map, cx_hash_key(conf->name.ptr, conf->name.length));
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158 if(fl != NULL) {
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159 return fl;
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160 }
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161 // end remove
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162
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163 HttpListener *listener = malloc(sizeof(HttpListener));
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164 listener->running = 0;
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165 listener->cfg = conf->cfg;
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166 listener->name = conf->name;
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167 listener->default_vs.vs_name = conf->vs.ptr;
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168 listener->threadpool = NULL;
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169 if(conf->threadpool.ptr != NULL) {
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170 listener->threadpool = get_threadpool(cx_strcast(conf->threadpool));
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171 }
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172 if(listener->threadpool == NULL) {
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173 listener->threadpool = get_default_threadpool();
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174 }
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175 if(conf->blockingio) {
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176 listener->session_handler = create_basic_session_handler();
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177 } else {
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178 listener->session_handler = create_event_session_handler();
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179 }
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180 listener->nacceptors = conf->nacceptors;
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181 listener->port = conf->port;
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182 listener->ref = 1;
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183 listener->next = NULL;
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184 listener->ssl = NULL;
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185
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186 int error = 0;
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187
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188 if(conf->ssl) {
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189 listener->ssl = malloc(sizeof(HttpSSL));
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190
130
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191 SSL_CTX *ctx = SSL_CTX_new(SSLv23_server_method());
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192 SSL_CTX_set_options(
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193 ctx,
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194 SSL_OP_SINGLE_DH_USE | SSL_OP_NO_SSLv3);
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195 if(conf->disable_proto.ptr) {
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196 cxstring *plist = NULL;
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197 ssize_t n = cx_strsplit_a(cxDefaultAllocator, conf->disable_proto, cx_str(","), LISTENER_MAX_PROTOCOL_TOKENS, &plist);
130
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198 if(plist) {
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199 for(int i=0;i<n;i++) {
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200 cxstring proto = plist[i];
130
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201 log_ereport(
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202 LOG_VERBOSE,
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203 "Listener %s: Disable protocol %s",
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204 listener->name.ptr,
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205 proto.ptr);
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206 if(!cx_strcasecmp(cx_strtrim(proto), cx_str("SSLv2"))) {
130
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207 SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2);
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208 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("SSLv3"))) {
130
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209 SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv3);
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210 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1"))) {
130
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211 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1);
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212 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.1"))) {
130
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213 #ifdef SSL_OP_NO_TLSv1_1
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214 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_1);
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215 #else
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216 log_ereport(
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217 LOG_WARN,
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218 "Listener: %s: TLSv1.1 already not supported",
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219 listener->name.ptr);
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220 #endif
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221 } else if(cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.2"))) {
130
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222 #ifdef SSL_OP_NO_TLSv1_2
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223 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_2);
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224 #else
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225 log_ereport(
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226 LOG_WARN,
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227 "Listener: %s: TLSv1.2 already not supported",
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228 listener->name.ptr);
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229 #endif
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230 } else if(cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.3"))) {
130
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diff changeset
231 #ifdef SSL_OP_NO_TLSv1_3
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232 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_3);
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233 #else
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234 log_ereport(
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diff changeset
235 LOG_WARN,
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diff changeset
236 "Listener: %s: TLSv1.3 already not supported",
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237 listener->name.ptr);
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diff changeset
238 #endif
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239 } else {
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240 error = 1;
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diff changeset
241 log_ereport(
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diff changeset
242 LOG_MISCONFIG,
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diff changeset
243 "Listener: %s: Unknown protocol %s",
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244 listener->name.ptr,
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245 proto.ptr);
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diff changeset
246 }
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247 }
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248 free(plist);
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249 }
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250 }
106
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251
130
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diff changeset
252 if(error) {
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253 return NULL;
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diff changeset
254 }
129
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diff changeset
255 // TODO: cleanup on error
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256
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diff changeset
257 int ret;
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258 char errbuf[512];
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259
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260 if(!conf->chainfile.ptr) {
256
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diff changeset
261 ret = SSL_CTX_use_certificate_file(ctx, conf->certfile.ptr, SSL_FILETYPE_PEM);
129
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diff changeset
262 if(!ret) {
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263 ERR_error_string(ERR_get_error(), errbuf);
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264 log_ereport(LOG_MISCONFIG, "Cannot load ssl chain file: %s", errbuf);
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265 return NULL;
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266 }
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267 } else {
256
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diff changeset
268 ret = SSL_CTX_use_certificate_chain_file(ctx, conf->chainfile.ptr);
129
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diff changeset
269 if(!ret) {
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270 ERR_error_string(ERR_get_error(), errbuf);
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diff changeset
271 log_ereport(LOG_MISCONFIG, "Cannot load ssl cert file: %s", errbuf);
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272 return NULL;
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273 }
106
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274 }
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diff changeset
275
256
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diff changeset
276 ret = SSL_CTX_use_PrivateKey_file(ctx, conf->privkeyfile.ptr, SSL_FILETYPE_PEM);
129
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diff changeset
277 if(!ret) {
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278 ERR_error_string(ERR_get_error(), errbuf);
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diff changeset
279 log_ereport(LOG_MISCONFIG, "Cannot load ssl key file: %s", errbuf);
106
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280 return NULL;
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diff changeset
281 }
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282
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283 // TODO: chain
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diff changeset
284 listener->ssl->sslctx = ctx;
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285 }
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286
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diff changeset
287
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diff changeset
288 cxMapPut(listener_map, cx_hash_key(listener->name.ptr, listener->name.length), listener);
1
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289
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290 struct sockaddr_in servaddr; /* server address */
396
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diff changeset
291 struct sockaddr_in6 servaddr6;
1
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292
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293 /* init address structure */
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294 memset(&servaddr, 0, sizeof(servaddr));
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295 servaddr.sin_family = AF_INET;
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296 servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
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297 servaddr.sin_port = htons(conf->port);
396
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diff changeset
298
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diff changeset
299 memset(&servaddr6, 0, sizeof(servaddr6));
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diff changeset
300 servaddr6.sin6_family = AF_INET6;
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diff changeset
301 servaddr6.sin6_addr = in6addr_any;
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diff changeset
302 servaddr6.sin6_port = htons(conf->port);
1
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303
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parents:
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304 /* create socket */
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parents:
diff changeset
305 if((listener->server_socket = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
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parents:
diff changeset
306 perror("Error: http_listener_new: socket");
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parents:
diff changeset
307 return NULL;
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parents:
diff changeset
308 }
396
77d81f2bb9f7 add initial ipv6 support
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diff changeset
309
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
310 if((listener->server_socket6 = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP)) == -1) {
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parents: 256
diff changeset
311 perror("Error: http_listener_new: socket v6");
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diff changeset
312 return NULL;
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parents: 256
diff changeset
313 }
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
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parents: 396
diff changeset
314
1
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315 int o = 1;
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parents:
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316 setsockopt(
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317 listener->server_socket,
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parents:
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318 SOL_SOCKET, SO_REUSEADDR,
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319 &o,
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parents:
diff changeset
320 sizeof(int));
396
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diff changeset
321 o = 1;
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diff changeset
322 setsockopt(
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diff changeset
323 listener->server_socket6,
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parents: 256
diff changeset
324 SOL_SOCKET, SO_REUSEADDR,
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diff changeset
325 &o,
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parents: 256
diff changeset
326 sizeof(int));
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
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parents: 396
diff changeset
327
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parents: 396
diff changeset
328 #ifdef LINUX
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diff changeset
329 o = 1;
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diff changeset
330 setsockopt(
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diff changeset
331 listener->server_socket6,
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parents: 396
diff changeset
332 IPPROTO_IPV6,
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diff changeset
333 IPV6_V6ONLY,
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parents: 396
diff changeset
334 &o,
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parents: 396
diff changeset
335 sizeof(int));
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parents: 396
diff changeset
336 #endif
1
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337
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338 /* bind server socket to address */
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diff changeset
339 if(bind(listener->server_socket, (struct sockaddr*)&servaddr, sizeof(servaddr))){
115
51d9a15eac98 improves logging
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parents: 111
diff changeset
340 log_ereport(LOG_FAILURE, "http_listener_new: bind failed. Port: %d", conf->port);
1
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341 return NULL;
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parents:
diff changeset
342 }
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
343
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parents: 256
diff changeset
344 if(bind(listener->server_socket6, (struct sockaddr*)&servaddr6, sizeof(servaddr6))){
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parents: 256
diff changeset
345 log_ereport(LOG_FAILURE, "http_listener_new: bind v6 failed. Port: %d: %s", conf->port, strerror(errno));
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diff changeset
346 return NULL;
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parents: 256
diff changeset
347 }
1
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348
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parents:
diff changeset
349 /* create acceptors */
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parents:
diff changeset
350 listener->acceptors = calloc(listener->nacceptors, sizeof(void*));
396
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parents: 256
diff changeset
351 listener->acceptors6 = calloc(listener->nacceptors, sizeof(void*));
1
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parents:
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352 for (int i=0;i<listener->nacceptors;i++) {
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parents:
diff changeset
353 listener->acceptors[i] = acceptor_new(listener);
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
354 listener->acceptors6[i] = acceptor_new(listener);
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
355 listener->acceptors6[i]->ipv6 = TRUE;
1
3c066d52342d added source
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parents:
diff changeset
356 }
3c066d52342d added source
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parents:
diff changeset
357
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parents:
diff changeset
358 return listener;
3c066d52342d added source
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parents:
diff changeset
359 }
3c066d52342d added source
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parents:
diff changeset
360
3c066d52342d added source
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parents:
diff changeset
361 int http_listener_start(HttpListener *listener) {
74
5bc6d078fb2c listeners can be dynamically added
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parents: 69
diff changeset
362 if(listener->running) {
5bc6d078fb2c listeners can be dynamically added
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parents: 69
diff changeset
363 return 0;
5bc6d078fb2c listeners can be dynamically added
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 69
diff changeset
364 }
60
feb2f1e115c6 improved logging
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
365 log_ereport(LOG_INFORM, "start listener on port %d", listener->port);
1
3c066d52342d added source
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parents:
diff changeset
366
21
627b09ee74e4 New configuration loader
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
367 if (listen(listener->server_socket, 256) == -1) {
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 396
diff changeset
368 log_ereport(LOG_FAILURE, "http_listener_start: listen failed: %s", strerror(errno));
1
3c066d52342d added source
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diff changeset
369 return -1;
3c066d52342d added source
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parents:
diff changeset
370 }
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
371 if (listen(listener->server_socket6, 256) == -1) {
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 396
diff changeset
372 log_ereport(LOG_FAILURE, "http_listener_start: listen v6 failed: %s", strerror(errno));
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
373 return -1;
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
374 }
1
3c066d52342d added source
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parents:
diff changeset
375
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parents:
diff changeset
376 /* start acceptor threads */
3c066d52342d added source
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parents:
diff changeset
377 for (int i=0;i<listener->nacceptors;i++) {
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parents:
diff changeset
378 acceptor_start(listener->acceptors[i]);
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
379 acceptor_start(listener->acceptors6[i]);
1
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parents:
diff changeset
380 }
19
d680536f8c2f Added configuration manager
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parents: 15
diff changeset
381
d680536f8c2f Added configuration manager
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parents: 15
diff changeset
382 return 0;
1
3c066d52342d added source
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parents:
diff changeset
383 }
3c066d52342d added source
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parents:
diff changeset
384
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
385 void http_listener_ref(HttpListener *listener) {
41
bb7a1f5a8b48 added Linux support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 38
diff changeset
386 ws_atomic_inc32(&listener->ref);
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
387 }
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
388
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
389 void http_listener_unref(HttpListener *listener) {
41
bb7a1f5a8b48 added Linux support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 38
diff changeset
390 uint32_t ref = ws_atomic_dec32(&listener->ref);
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
391 if(ref == 0) {
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
392 free(listener->acceptors);
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
393 // TODO: unref cfg
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
394 // TODO: unref session handler
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
395 free(listener);
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
396 }
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
397 }
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
398
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
399
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
400
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
401 Acceptor* acceptor_new(HttpListener *listener) {
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
402 Acceptor *acceptor = malloc(sizeof(Acceptor));
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
403 acceptor->listener = listener;
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
404 acceptor->ipv6 = WS_FALSE;
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
405 return acceptor;
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
406 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
407
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
408 void acceptor_start(Acceptor *a) {
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
409 if(pthread_create(
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
410 &a->tid,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
411 NULL,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
412 (void*(*)(void*))acceptor_thread,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
413 a) != 0)
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
414 {
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
415 perror("Error: acceptor_start: pthread_create");
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
416 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
417 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
418
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
419 void* acceptor_thread(Acceptor *acceptor) {
87
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
420 WS_ASSERT(acceptor);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
421 WS_ASSERT(acceptor->listener);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
422 WS_ASSERT(acceptor->listener->session_handler);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
423 WS_ASSERT(acceptor->listener->session_handler->enqueue_connection);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
424
1
3c066d52342d added source
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parents:
diff changeset
425 HttpListener *listener = acceptor->listener;
3c066d52342d added source
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parents:
diff changeset
426
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
427 int server_socket;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
428
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
429 ConnectionAddr ca;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
430 struct sockaddr *ca_ptr;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
431 socklen_t ca_length;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
432 ConnectionAddrType addr_type;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
433 if(acceptor->ipv6) {
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
434 server_socket = listener->server_socket6;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
435 ca_ptr = (struct sockaddr*)&ca.address_v6;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
436 ca_length = sizeof(ca.address_v6);
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
437 addr_type = CONN_ADDR_IPV6;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
438 } else {
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
439 server_socket = listener->server_socket;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
440 ca_ptr = (struct sockaddr*)&ca.address_v4;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
441 ca_length = sizeof(ca.address_v4);
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
442 addr_type = CONN_ADDR_IPV4;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
443 }
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
444
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
445
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 for (;;) {
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447 /* accept connections */
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
448 int clientfd;
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449 socklen_t length = ca_length;
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450
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451 /* accept a connection */
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452 clientfd = accept(
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453 server_socket,
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454 ca_ptr,
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455 &length);
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456 if (clientfd == -1) {
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457 log_ereport(LOG_FAILURE, "accept %s failed: %s", acceptor->ipv6 ? "ipv6" : "ipv4", strerror(errno));
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458 continue;
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459 }
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460
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461 // check listener
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462 HttpListener *ls = listener;
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463 int acceptor_exit = 0;
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464 while(ls->next) {
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465 ls = ls->next;
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466 acceptor_exit = 1;
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467 }
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468
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469 /* create Connection object */
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470 Connection *conn = malloc(sizeof(Connection));
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471 conn->address = ca;
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472 conn->addr_type = addr_type;
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473 conn->fd = clientfd;
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474 conn->listener = ls;
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475 conn->ssl_accepted = 0;
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476 if(ls->ssl) {
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477 // SSL connections are always non-blocking
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478 // set socket non blocking
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479 int flags;
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480 if((flags = fcntl(conn->fd, F_GETFL, 0)) == -1) {
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481 flags = 0;
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482 }
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483 if(fcntl(conn->fd, F_SETFL, flags | O_NONBLOCK)) {
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484 perror("Error: acceptor_thread: fcntl");
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485 // TODO: error
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486 }
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487
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488 SSL *ssl = SSL_new(ls->ssl->sslctx);
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489 SSL_set_fd(ssl, clientfd);
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490
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491 conn->ssl = ssl;
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492 conn->read = connection_ssl_read;
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493 conn->write = connection_ssl_write;
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494 conn->close = connection_ssl_close;
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495 } else {
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496 conn->ssl = NULL;
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497 conn->read = connection_read;
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498 conn->write = connection_write;
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499 conn->close = connection_close;
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500 }
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501
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502 if(conn) {
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503 cfg_ref(ls->cfg);
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504
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505 /* enqueue the connection */
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506 ls->session_handler->enqueue_connection(
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507 ls->session_handler,
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508 conn);
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509 }
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510
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511 /* ready for new connection */
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diff changeset
512
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513 if(acceptor_exit) {
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514 // this acceptor is outdated
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515 break;
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516 }
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517 }
25
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diff changeset
518
36
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519 http_listener_unref(listener->next);
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520 http_listener_unref(listener);
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521
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522 return NULL;
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523 }

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