src/server/daemon/httplistener.c

Sat, 11 Mar 2023 13:57:30 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sat, 11 Mar 2023 13:57:30 +0100
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parent 454
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child 490
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permissions
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add option to automatically bind new ldap sessions

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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
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34 #include <sys/shm.h>
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35 #include <sys/ipc.h>
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36 #include <sys/file.h>
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37 #include <stdio.h>
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38 #include <stdlib.h>
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39 #include <fcntl.h>
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40 #include <unistd.h>
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41 #include <strings.h>
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42 #include <stdbool.h>
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43 #include <signal.h>
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44 #include <pthread.h>
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45
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46 #include <stdio.h>
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47 #include <stdlib.h>
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48
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49
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50 #include <cx/hash_map.h>
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51
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52 #include "../util/atomic.h"
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53 #include "httplistener.h"
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54 #include "netsite.h"
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55
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56 #include "session.h"
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57 #include "configmanager.h"
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58 #include "log.h"
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59
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60 #define LISTENER_MAX_PROTOCOL_TOKENS 1024
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61
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62
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63 #define LISTENER_PROTO_IPV4 "ipv4"
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64 #define LISTENER_PROTO_IPV6 "ipv6"
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65
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66
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67 /*
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68 * key: string format: <protocol>:<port>
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69 * value: WSSocket*
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70 *
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71 * protocol: ipv4 | ipv6
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72 * port: short
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73 */
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74 static CxMap *listener_socket_map;
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75
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76 static pthread_mutex_t listener_mutex = PTHREAD_MUTEX_INITIALIZER;
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78
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79 int http_listener_global_init(void) {
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80 listener_socket_map = cxHashMapCreate(cxDefaultAllocator, 4);
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81 if(!listener_socket_map) {
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82 return 1;
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83 }
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84
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85 return 0;
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86 }
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87
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88 int start_all_listener() {
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89 ServerConfiguration *conf = cfgmgr_get_server_config();
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90 CxList *ls = conf->listeners;
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91 CxIterator iter = cxListIterator(ls, 0);
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92 cx_foreach(HttpListener *, listener, iter) {
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93 http_listener_start(listener);
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94 }
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95
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96 return 0;
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97 }
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98
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99 static HttpSSL* create_http_ssl(ListenerConfig *conf) {
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100 SSL_CTX *ctx = SSL_CTX_new(SSLv23_server_method());
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101 if(!ctx) {
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102 return NULL;
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103 }
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104 SSL_CTX_set_options(
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105 ctx,
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106 SSL_OP_SINGLE_DH_USE | SSL_OP_NO_SSLv3);
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107
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108 int error = 0;
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109 if(conf->disable_proto.ptr) {
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110 cxstring *plist = NULL;
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111 ssize_t n = cx_strsplit_a(cxDefaultAllocator, conf->disable_proto, cx_str(","), LISTENER_MAX_PROTOCOL_TOKENS, &plist);
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112 if(plist) {
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113 for(int i=0;i<n;i++) {
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114 cxstring proto = plist[i];
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115 log_ereport(
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116 LOG_VERBOSE,
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117 "Listener %s: Disable protocol %s",
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118 conf->name.ptr,
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119 proto.ptr);
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120 if(!cx_strcasecmp(cx_strtrim(proto), cx_str("SSLv2"))) {
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121 SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2);
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122 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("SSLv3"))) {
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123 SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv3);
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124 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1"))) {
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125 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1);
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126 } else if(!cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.1"))) {
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127 #ifdef SSL_OP_NO_TLSv1_1
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128 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_1);
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129 #else
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130 log_ereport(
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131 LOG_WARN,
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132 "Listener: %s: TLSv1.1 not supported",
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133 conf->name.ptr);
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134 #endif
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135 } else if(cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.2"))) {
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136 #ifdef SSL_OP_NO_TLSv1_2
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137 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_2);
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138 #else
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139 log_ereport(
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140 LOG_WARN,
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141 "Listener: %s: TLSv1.2 not supported",
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142 conf->name.ptr);
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143 #endif
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144 } else if(cx_strcasecmp(cx_strtrim(proto), cx_str("TLSv1.3"))) {
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145 #ifdef SSL_OP_NO_TLSv1_3
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146 SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_3);
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147 #else
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148 log_ereport(
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149 LOG_WARN,
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150 "Listener: %s: TLSv1.3 not supported",
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151 conf->name.ptr);
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152 #endif
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153 } else {
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154 error = 1;
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155 log_ereport(
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156 LOG_MISCONFIG,
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157 "Listener: %s: Unknown protocol %s",
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158 conf->name.ptr,
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159 proto.ptr);
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160 }
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161 }
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162 free(plist);
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163 }
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164 }
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165
438
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166 if(error) {
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167 SSL_CTX_free(ctx);
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168 return NULL;
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169 }
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170
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171 int ret;
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172 char errbuf[512];
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173
441
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174 // get TLS cert
438
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175 error = 0;
441
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176 if(conf->chainfile.ptr) {
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177 ret = SSL_CTX_use_certificate_chain_file(ctx, conf->chainfile.ptr);
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178 if(!ret) {
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179 ERR_error_string(ERR_get_error(), errbuf);
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180 log_ereport(LOG_MISCONFIG, "Cannot load ssl cert file: %s", errbuf);
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181 error = 1;
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182 }
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183 } else if(conf->certfile.ptr) {
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184 ret = SSL_CTX_use_certificate_file(ctx, conf->certfile.ptr, SSL_FILETYPE_PEM);
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185 if(!ret) {
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186 ERR_error_string(ERR_get_error(), errbuf);
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187 log_ereport(LOG_MISCONFIG, "Cannot load ssl chain file: %s", errbuf);
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188 error = 1;
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189 }
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190 } else {
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191 log_ereport(LOG_MISCONFIG, "Listener %s: no CertChain/Cert specified", conf->name.ptr);
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192 error = 1;
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193 }
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194
441
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195 // get private key
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196 ret = SSL_CTX_use_PrivateKey_file(ctx, conf->privkeyfile.ptr, SSL_FILETYPE_PEM);
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197 if(!ret) {
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198 ERR_error_string(ERR_get_error(), errbuf);
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199 log_ereport(LOG_MISCONFIG, "Cannot load ssl key file: %s", errbuf);
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200 error = 1;
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201 }
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202
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203 if(error) {
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204 SSL_CTX_free(ctx);
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205 return NULL;
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206 }
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207
438
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208 HttpSSL *ssl = pool_malloc(conf->cfg->pool, sizeof(HttpSSL));
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209 if(!ssl) {
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210 SSL_CTX_free(ctx);
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211 return NULL;
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212 }
438
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213 ZERO(ssl, sizeof(HttpSSL));
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214 ssl->sslctx = ctx;
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215
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216 return ssl;
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217 }
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218
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219 static WSSocket* create_socket(ListenerConfig *conf, const char *protocol) {
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220 WSBool ipv4 = !strcmp(protocol, "ipv4") ? TRUE : FALSE;
396
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221
438
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222 int s = -1;
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223 if(ipv4) {
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224 // ipv4 socket
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225 s = socket(AF_INET, SOCK_STREAM, 0);
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226 } else {
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227 // ipv6 socket
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228 s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
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229 }
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230 if(s < 0) {
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231 log_ereport(
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232 LOG_FAILURE,
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233 "cannot create socket: protocol: %s port: %d error: %s",
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234 protocol,
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235 conf->port,
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236 strerror(errno));
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237 return NULL;
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238 }
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239
438
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240 // socket options
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241 int o = 1;
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242 setsockopt(
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243 s,
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244 SOL_SOCKET, SO_REUSEADDR,
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245 &o,
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246 sizeof(int));
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247
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248 #ifdef LINUX
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249 if(!ipv4) {
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250 o = 1;
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251 setsockopt(
454
e03d4a00427a fix build on linux
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252 s,
438
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253 IPPROTO_IPV6,
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254 IPV6_V6ONLY,
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255 &o,
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256 sizeof(int));
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257 }
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258 #endif
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259
438
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260 // bind server socket to address
446
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261 union ws_socketaddr addr;
438
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262 struct sockaddr *servaddr;
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263 size_t servaddr_size;
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264 if(ipv4) {
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265 // ipv4
446
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266 memset(&addr.addr4, 0, sizeof(addr.addr4));
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267 addr.addr4.sin_family = AF_INET;
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268 addr.addr4.sin_addr.s_addr = htonl(INADDR_ANY);
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269 addr.addr4.sin_port = htons(conf->port);
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270 servaddr = (struct sockaddr *)&addr.addr4;
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271 servaddr_size = sizeof(addr.addr4);
438
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272 } else {
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273 // ipv6
446
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274 memset(&addr.addr6, 0, sizeof(addr.addr6));
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275 addr.addr6.sin6_family = AF_INET6;
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276 addr.addr6.sin6_addr = in6addr_any;
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277 addr.addr6.sin6_port = htons(conf->port);
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278 servaddr = (struct sockaddr *)&addr.addr6;
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279 servaddr_size = sizeof(addr.addr6);
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280 }
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281
438
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282 if(bind(s, servaddr, servaddr_size)) {
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283 log_ereport(
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284 LOG_FAILURE,
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285 "cannot bind socket: protocol: %s port: %d error: %s",
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286 protocol,
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287 conf->port,
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288 strerror(errno));
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289 close(s);
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290 return NULL;
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291 }
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292
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293 // everything is ok, create WSSocket object
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294 WSSocket *wssocket = malloc(sizeof(WSSocket));
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295 if(!wssocket) {
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diff changeset
296 close(s);
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297 return NULL;
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298 }
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299 ZERO(wssocket, sizeof(WSSocket));
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300 wssocket->socket = s;
446
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301 wssocket->addr = addr;
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302 if(ipv4) {
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303 wssocket->sockaddr = (struct sockaddr *)&wssocket->addr.addr4;
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diff changeset
304 } else {
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305 wssocket->sockaddr = (struct sockaddr *)&wssocket->addr.addr6;
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306 }
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307 wssocket->sockaddr_size = servaddr_size;
438
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308
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309 return wssocket;
36
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310 }
1
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parents:
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311
438
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diff changeset
312 static WSSocket* get_socket(ListenerConfig *conf, const char *protocol) {
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diff changeset
313 char key_data[32];
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314 size_t key_len = snprintf(key_data, 32, "%s:%d", protocol, conf->port);
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diff changeset
315 CxHashKey key = cx_hash_key(key_data, key_len);
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316
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317 WSSocket *sock = cxMapGet(listener_socket_map, key);
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318 if(!sock) {
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diff changeset
319 sock = create_socket(conf, protocol);
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320 if(sock) {
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diff changeset
321 cxMapPut(listener_socket_map, key, sock);
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322 }
23
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323 }
438
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324 return sock;
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325 }
23
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diff changeset
326
438
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diff changeset
327 /*
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328 * returns HttpSSL of socket1 or socket2 if ssl is available
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329 */
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330 static HttpSSL* socket_get_ssl(WSSocket *socket1, WSSocket *socket2) {
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331 if(socket1 && socket1->ssl) {
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332 return socket1->ssl;
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333 }
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diff changeset
334 if(socket2 && socket2->ssl) {
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335 return socket2->ssl;
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336 }
438
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337 return NULL;
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diff changeset
338 }
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diff changeset
339
438
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340 static HttpListener* listener_create(ListenerConfig *conf) {
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341 pool_handle_t *pool = conf->cfg->pool;
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342 HttpListener *listener = pool_malloc(pool, sizeof(HttpListener));
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343 if(!listener) {
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344 return NULL;
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345 }
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346 ZERO(listener, sizeof(HttpListener));
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347
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diff changeset
348 listener->running = 0;
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349 listener->cfg = conf->cfg;
438
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350 listener->name = cx_strdup_a(pool_allocator(pool), cx_strcast(conf->name));
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351 listener->default_vs.vs_name = pool_strdup(pool, conf->vs.ptr);
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diff changeset
352 listener->threadpool = NULL;
37
360b9aabe17e added support for asynchronous safs
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diff changeset
353 if(conf->threadpool.ptr != NULL) {
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d938228c382e switch from ucx 2 to 3
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diff changeset
354 listener->threadpool = get_threadpool(cx_strcast(conf->threadpool));
37
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diff changeset
355 }
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parents: 36
diff changeset
356 if(listener->threadpool == NULL) {
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diff changeset
357 listener->threadpool = get_default_threadpool();
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358 }
134
44415e4399ce adds blockingio config
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diff changeset
359 if(conf->blockingio) {
438
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360 listener->session_handler = create_basic_session_handler(pool);
134
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diff changeset
361 } else {
438
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362 listener->session_handler = create_event_session_handler(pool);
134
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363 }
1
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364 listener->nacceptors = conf->nacceptors;
29
e8619defde14 added event handler
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diff changeset
365 listener->port = conf->port;
36
450d2d5f4735 server can reload configuration
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diff changeset
366 listener->next = NULL;
106
b122f34ddc80 added minimal ssl support
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diff changeset
367 listener->ssl = NULL;
130
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diff changeset
368
438
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369 // create sockets
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370 listener->server_socket = get_socket(conf, LISTENER_PROTO_IPV4);
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diff changeset
371 listener->server_socket6 = get_socket(conf, LISTENER_PROTO_IPV6);
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diff changeset
372 if(!listener->server_socket && !listener->server_socket6) {
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diff changeset
373 log_ereport(LOG_FAILURE, "Listener %s: no server socket", conf->name.ptr);
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diff changeset
374 return NULL;
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diff changeset
375 }
130
198ad9d8cec1 adds ssl protocol configuration
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parents: 129
diff changeset
376
438
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diff changeset
377 if(listener->server_socket) {
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diff changeset
378 wssocket_ref(listener->server_socket);
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diff changeset
379 }
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diff changeset
380 if(listener->server_socket6) {
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381 wssocket_ref(listener->server_socket6);
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382 }
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diff changeset
383
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diff changeset
384 // create SSL context
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
385 if(conf->ssl) {
438
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diff changeset
386 HttpSSL *ssl = socket_get_ssl(listener->server_socket, listener->server_socket6);
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diff changeset
387 if(!ssl) {
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diff changeset
388 ssl = create_http_ssl(conf);
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diff changeset
389 if(!ssl) {
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diff changeset
390 log_ereport(LOG_FAILURE, "Listener %s: cannot create SSL context", conf->name.ptr);
129
fd324464f56f adds support for ssl cert chain files and improves ssl error handling
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parents: 115
diff changeset
391 return NULL;
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diff changeset
392 }
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
393 }
438
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diff changeset
394 if(listener->server_socket) {
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diff changeset
395 listener->server_socket->ssl = ssl;
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
396 }
438
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parents: 415
diff changeset
397 if(listener->server_socket6) {
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diff changeset
398 listener->server_socket6->ssl = ssl;
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parents: 415
diff changeset
399 }
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
400 }
1
3c066d52342d added source
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parents:
diff changeset
401
438
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diff changeset
402 // create acceptors
1
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parents:
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403 listener->acceptors = calloc(listener->nacceptors, sizeof(void*));
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
404 listener->acceptors6 = calloc(listener->nacceptors, sizeof(void*));
1
3c066d52342d added source
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parents:
diff changeset
405 for (int i=0;i<listener->nacceptors;i++) {
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parents:
diff changeset
406 listener->acceptors[i] = acceptor_new(listener);
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
407 listener->acceptors6[i] = acceptor_new(listener);
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
408 listener->acceptors6[i]->ipv6 = TRUE;
1
3c066d52342d added source
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parents:
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409 }
3c066d52342d added source
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parents:
diff changeset
410
3c066d52342d added source
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parents:
diff changeset
411 return listener;
3c066d52342d added source
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parents:
diff changeset
412 }
3c066d52342d added source
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parents:
diff changeset
413
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
414 HttpListener* http_listener_create(ListenerConfig *conf) {
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parents: 415
diff changeset
415 pthread_mutex_lock(&listener_mutex);
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parents: 415
diff changeset
416 HttpListener *listener = listener_create(conf);
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parents: 415
diff changeset
417 pthread_mutex_unlock(&listener_mutex);
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parents: 415
diff changeset
418 return listener;
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parents: 415
diff changeset
419 }
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parents: 415
diff changeset
420
449
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
421 void http_listener_destroy(HttpListener *listener) {
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parents: 446
diff changeset
422 log_ereport(LOG_DEBUG, "destroy http listener: %s config: %p", listener->name.ptr, listener->cfg);
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
423
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
424 if(listener->shutdown) {
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
425 pthread_mutex_destroy(&listener->shutdown_mutex);
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
426 pthread_cond_destroy(&listener->shutdown_cond);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
427 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
428 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
429
1
3c066d52342d added source
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parents:
diff changeset
430 int http_listener_start(HttpListener *listener) {
74
5bc6d078fb2c listeners can be dynamically added
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parents: 69
diff changeset
431 if(listener->running) {
5bc6d078fb2c listeners can be dynamically added
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parents: 69
diff changeset
432 return 0;
5bc6d078fb2c listeners can be dynamically added
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parents: 69
diff changeset
433 }
60
feb2f1e115c6 improved logging
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
434 log_ereport(LOG_INFORM, "start listener on port %d", listener->port);
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
435
22eca559aded refactore http listener creation
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parents: 415
diff changeset
436 WSBool ipv4 = listener->server_socket ? TRUE : FALSE;
22eca559aded refactore http listener creation
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parents: 415
diff changeset
437 WSBool ipv6 = listener->server_socket6 ? TRUE: FALSE;
1
3c066d52342d added source
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parents:
diff changeset
438
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
439 if (ipv4 && !listener->server_socket->listening && listen(listener->server_socket->socket, 256) == -1) {
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 396
diff changeset
440 log_ereport(LOG_FAILURE, "http_listener_start: listen failed: %s", strerror(errno));
1
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parents:
diff changeset
441 return -1;
438
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parents: 415
diff changeset
442 } else {
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parents: 415
diff changeset
443 listener->server_socket->listening = TRUE;
1
3c066d52342d added source
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parents:
diff changeset
444 }
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
445 if (ipv6 && !listener->server_socket6->listening && listen(listener->server_socket6->socket, 256) == -1) {
398
83234bc3bee9 use IPV6_V6ONLY socket option on linux
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 396
diff changeset
446 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
447 return -1;
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
448 } else {
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parents: 415
diff changeset
449 listener->server_socket6->listening = TRUE;
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
450 }
1
3c066d52342d added source
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parents:
diff changeset
451
438
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parents: 415
diff changeset
452 // start acceptor threads
1
3c066d52342d added source
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parents:
diff changeset
453 for (int i=0;i<listener->nacceptors;i++) {
438
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parents: 415
diff changeset
454 if(ipv4) {
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parents: 415
diff changeset
455 acceptor_start(listener->acceptors[i]);
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parents: 415
diff changeset
456 }
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parents: 415
diff changeset
457 if(ipv6) {
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parents: 415
diff changeset
458 acceptor_start(listener->acceptors6[i]);
22eca559aded refactore http listener creation
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parents: 415
diff changeset
459 }
1
3c066d52342d added source
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parents:
diff changeset
460 }
438
22eca559aded refactore http listener creation
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parents: 415
diff changeset
461 listener->running = TRUE;
19
d680536f8c2f Added configuration manager
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 15
diff changeset
462
d680536f8c2f Added configuration manager
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parents: 15
diff changeset
463 return 0;
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465
440
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
466 int http_listener_socket_eq(HttpListener *l1, HttpListener *l2) {
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
467 if(l1->server_socket && l2->server_socket && l1->server_socket == l2->server_socket) {
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
468 return TRUE;
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
469 }
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
470 if(l1->server_socket6 && l2->server_socket6 && l1->server_socket6 == l2->server_socket6) {
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
471 return TRUE;
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
472 }
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
473 return FALSE;
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
474 }
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
475
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
476 void http_listener_set_next(HttpListener *listener, HttpListener *next) {
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
477 while(listener->next) {
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
478 listener = listener->next;
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
479 }
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
480 listener->next = next;
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
481 }
1
3c066d52342d added source
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parents:
diff changeset
482
446
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
483 int http_listener_connect(HttpListener *listener, WSBool ipv6) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
484 int domain = ipv6 ? AF_INET6 : AF_INET;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
485 int client = socket(domain, SOCK_STREAM, 0);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
486 if(client < 0) {
240ed6f945ca implement acceptor thread shutdown
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diff changeset
487 return -1;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
488 }
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
489
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
490 struct sockaddr *sockaddr;
240ed6f945ca implement acceptor thread shutdown
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parents: 445
diff changeset
491 size_t sockaddr_size;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
492 if(ipv6) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
493 sockaddr = listener->server_socket6->sockaddr;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
494 sockaddr_size = listener->server_socket6->sockaddr_size;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
495 } else {
240ed6f945ca implement acceptor thread shutdown
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parents: 445
diff changeset
496 sockaddr = listener->server_socket->sockaddr;
240ed6f945ca implement acceptor thread shutdown
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parents: 445
diff changeset
497 sockaddr_size = listener->server_socket->sockaddr_size;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
498 }
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
499
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
500 if(connect(client, sockaddr, sockaddr_size) < 0) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
501 close(client);
240ed6f945ca implement acceptor thread shutdown
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parents: 445
diff changeset
502 return -1;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
503 }
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
504
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
505 return client;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
506 }
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
508
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
509 void http_listener_shutdown_acceptors(HttpListener *listener) {
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
510 if(pthread_mutex_init(&listener->shutdown_mutex, NULL)) {
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
511 log_ereport(LOG_FAILURE, "http_listener_shutdown_acceptors: pthread_mutex_init failed: %s", strerror(errno));
a28a5ccc894b improve http listener migration / shutdown of old listener
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parents: 446
diff changeset
512 return;
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
513 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
514 if(pthread_cond_init(&listener->shutdown_cond, NULL)) {
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
515 log_ereport(LOG_FAILURE, "http_listener_shutdown_acceptors: pthread_cond_init failed: %s", strerror(errno));
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
516 return;
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
517 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
518 listener->shutdown = TRUE;
446
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
519
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
520 log_ereport(LOG_INFORM, "shutdown http listener %s", listener->name.ptr);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
521
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
522 pthread_mutex_lock(&listener->shutdown_mutex);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
523
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
524 // shut down acceptors by connecting to the server socket, to make sure
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
525 // accept() returns
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
526 // the acceptor will handle this as a normal connection, but this should
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
527 // not be a problem
446
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
528 for(int i=0;i<listener->nacceptors;i++) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
529 listener->acceptors[i]->exit = TRUE;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
530 int client4 = http_listener_connect(listener, FALSE);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
531 if(client4 < 0) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
532 log_ereport(LOG_FAILURE, "http_listener_shutdown_acceptors: cannot connect to ipv4 server socket: %s", strerror(errno));
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
533 } else {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
534 close(client4);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
535 }
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
536
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
537 listener->acceptors6[i]->exit = TRUE;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
538 int client6 = http_listener_connect(listener, TRUE);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
539 if(client6 < 0) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
540 log_ereport(LOG_FAILURE, "http_listener_shutdown_acceptors: cannot connect to ipv6 server socket: %s", strerror(errno));
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
541 } else {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
542 close(client6);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
543 }
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
544 }
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
545
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
546 // The last acceptor will notify listener_shutdown.cond
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
547 // It is not really necessary to wait for acceptors to shut down,
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
548 // we do it mostly for nicer log messages. The timeout is there
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
549 // for making sure, this function never blocks forever.
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
550 struct timespec ts;
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
551 ts.tv_sec = time(NULL) + 60;
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
552 pthread_cond_timedwait(&listener->shutdown_cond, &listener->shutdown_mutex, &ts);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
553
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
554 pthread_mutex_unlock(&listener->shutdown_mutex);
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
555 }
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
556
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
557
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
558 Acceptor* acceptor_new(HttpListener *listener) {
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
559 Acceptor *acceptor = malloc(sizeof(Acceptor));
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
560 acceptor->listener = listener;
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
561 acceptor->ipv6 = WS_FALSE;
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
562 acceptor->exit = WS_FALSE;
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
563 return acceptor;
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
564 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
565
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
566 void acceptor_start(Acceptor *a) {
444
96d2ba2f28db fix configuration referencing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 441
diff changeset
567 cfg_ref(a->listener->cfg);
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
568 if(pthread_create(
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
569 &a->tid,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
570 NULL,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
571 (void*(*)(void*))acceptor_thread,
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
572 a) != 0)
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
573 {
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
574 log_ereport(LOG_FAILURE, "Listener %s: acceptor_start: %s acceptor", a->listener->name.ptr, strerror(errno));
444
96d2ba2f28db fix configuration referencing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 441
diff changeset
575 cfg_unref(a->listener->cfg);
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
576 } else {
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
577 (void)pthread_detach(a->tid);
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
578 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
579 }
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
580
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
581 void* acceptor_thread(Acceptor *acceptor) {
87
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
582 WS_ASSERT(acceptor);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
583 WS_ASSERT(acceptor->listener);
444
96d2ba2f28db fix configuration referencing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 441
diff changeset
584 WS_ASSERT(acceptor->listener->cfg);
87
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
585 WS_ASSERT(acceptor->listener->session_handler);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
586 WS_ASSERT(acceptor->listener->session_handler->enqueue_connection);
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 81
diff changeset
587
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
588 acceptor->running = TRUE;
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
589 HttpListener *listener = acceptor->listener;
444
96d2ba2f28db fix configuration referencing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 441
diff changeset
590
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
591 int server_socket;
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
592 uint32_t *acceptors_running = &listener->nacceptors_running;
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
593
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
594 ConnectionAddr ca;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
595 struct sockaddr *ca_ptr;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
596 socklen_t ca_length;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
597 ConnectionAddrType addr_type;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
598 if(acceptor->ipv6) {
438
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
599 server_socket = listener->server_socket6->socket;
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
600 ca_ptr = (struct sockaddr*)&ca.address_v6;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
601 ca_length = sizeof(ca.address_v6);
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
602 addr_type = CONN_ADDR_IPV6;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
603 } else {
438
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
604 server_socket = listener->server_socket->socket;
396
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
605 ca_ptr = (struct sockaddr*)&ca.address_v4;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
606 ca_length = sizeof(ca.address_v4);
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
607 addr_type = CONN_ADDR_IPV4;
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
608 }
77d81f2bb9f7 add initial ipv6 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 256
diff changeset
609
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
610 log_ereport(LOG_DEBUG, "acceptor: %p listener: %p start", acceptor, acceptor->listener);
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
611 ws_atomic_inc32(acceptors_running);
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
612
1
3c066d52342d added source
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parents:
diff changeset
613 for (;;) {
438
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
614 // accept connections
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
615 int clientfd;
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
616 socklen_t length = ca_length;
1
3c066d52342d added source
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parents:
diff changeset
617
438
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
618 // accept a connection
1
3c066d52342d added source
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parents:
diff changeset
619 clientfd = accept(
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
620 server_socket,
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
621 ca_ptr,
1
3c066d52342d added source
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parents:
diff changeset
622 &length);
440
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
623 log_ereport(LOG_DEBUG, "acceptor: %p listener: %p: accept(): %d", acceptor, acceptor->listener, clientfd);
1
3c066d52342d added source
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parents:
diff changeset
624 if (clientfd == -1) {
396
77d81f2bb9f7 add initial ipv6 support
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parents: 256
diff changeset
625 log_ereport(LOG_FAILURE, "accept %s failed: %s", acceptor->ipv6 ? "ipv6" : "ipv4", strerror(errno));
446
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
626
240ed6f945ca implement acceptor thread shutdown
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parents: 445
diff changeset
627 if(acceptor->exit) {
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
628 log_ereport(LOG_VERBOSE, "acceptor thread %p: listener: %p exit", acceptor, acceptor->listener);
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
629 break;
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
630 }
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
631 continue;
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
632 }
145
1c93281ca4bf fixes memory leaks in request_stat_path and send_cgi
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 134
diff changeset
633
36
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
634 // check listener
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
635 HttpListener *ls = listener;
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
636 int acceptor_exit = 0;
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
637 while(ls->next) {
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
638 ls = ls->next;
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
639 acceptor_exit = 1;
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
640 }
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
641
440
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
642 // create Connection object
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
643 Connection *conn = malloc(sizeof(Connection));
3c066d52342d added source
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parents:
diff changeset
644 conn->address = ca;
396
77d81f2bb9f7 add initial ipv6 support
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diff changeset
645 conn->addr_type = addr_type;
1
3c066d52342d added source
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parents:
diff changeset
646 conn->fd = clientfd;
36
450d2d5f4735 server can reload configuration
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parents: 35
diff changeset
647 conn->listener = ls;
194
6345f50208d5 fixes keep-alive with ssl
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parents: 193
diff changeset
648 conn->ssl_accepted = 0;
106
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parents: 101
diff changeset
649 if(ls->ssl) {
191
391ccd490d97 moves IOStream creation to the sessionhandler
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parents: 188
diff changeset
650 // SSL connections are always non-blocking
188
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parents: 152
diff changeset
651 // set socket non blocking
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parents: 152
diff changeset
652 int flags;
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parents: 152
diff changeset
653 if((flags = fcntl(conn->fd, F_GETFL, 0)) == -1) {
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parents: 152
diff changeset
654 flags = 0;
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parents: 152
diff changeset
655 }
0e6a05c779e0 using non-blocking IO for SSL_accept
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 152
diff changeset
656 if(fcntl(conn->fd, F_SETFL, flags | O_NONBLOCK)) {
445
834351da593b improve acceptor error handling
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parents: 444
diff changeset
657 log_ereport(LOG_FAILURE, "acceptor: fcntl failed: %s", strerror(errno));
834351da593b improve acceptor error handling
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parents: 444
diff changeset
658 close(clientfd);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
659 free(conn);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
660 conn = NULL;
834351da593b improve acceptor error handling
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parents: 444
diff changeset
661 } else {
834351da593b improve acceptor error handling
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parents: 444
diff changeset
662 SSL *ssl = SSL_new(ls->ssl->sslctx);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
663 if(ssl) {
834351da593b improve acceptor error handling
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parents: 444
diff changeset
664 SSL_set_fd(ssl, clientfd);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
665
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
666 conn->ssl = ssl;
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parents: 444
diff changeset
667 conn->read = connection_ssl_read;
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parents: 444
diff changeset
668 conn->write = connection_ssl_write;
834351da593b improve acceptor error handling
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parents: 444
diff changeset
669 conn->close = connection_ssl_close;
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
670 } else {
834351da593b improve acceptor error handling
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parents: 444
diff changeset
671 log_ereport(LOG_FAILURE, "acceptor: %p listener: %p SSL_new() failed", acceptor, acceptor->listener);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
672 free(conn);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
673 close(clientfd);
834351da593b improve acceptor error handling
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parents: 444
diff changeset
674 conn = NULL;
834351da593b improve acceptor error handling
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parents: 444
diff changeset
675 }
188
0e6a05c779e0 using non-blocking IO for SSL_accept
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parents: 152
diff changeset
676 }
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
677 } else {
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
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parents: 106
diff changeset
678 conn->ssl = NULL;
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
679 conn->read = connection_read;
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
680 conn->write = connection_write;
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parents: 101
diff changeset
681 conn->close = connection_close;
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
682 }
61
c858850f3d3a improved configuration reloading
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 60
diff changeset
683
106
b122f34ddc80 added minimal ssl support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 101
diff changeset
684 if(conn) {
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
685 cfg_ref(ls->cfg);
1
3c066d52342d added source
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parents:
diff changeset
686
440
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
687 // enqueue the connection
106
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
688 ls->session_handler->enqueue_connection(
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
689 ls->session_handler,
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
690 conn);
b122f34ddc80 added minimal ssl support
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parents: 101
diff changeset
691 }
1
3c066d52342d added source
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parents:
diff changeset
692
440
d77b8f3e14e2 implement successor listener, fix webserver_reconfig
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 438
diff changeset
693 // ready for new connection
38
d07810b02147 added ldap authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 37
diff changeset
694
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
695 if(acceptor_exit || acceptor->exit) {
46
636e05eb48f6 cleaning up resources after requests
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parents: 44
diff changeset
696 // this acceptor is outdated
446
240ed6f945ca implement acceptor thread shutdown
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 445
diff changeset
697 log_ereport(LOG_VERBOSE, "acceptor thread %p: listener: %p exit", acceptor, acceptor->listener);
25
5dee29c7c530 Fixed config parser bug
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 23
diff changeset
698 break;
5dee29c7c530 Fixed config parser bug
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 23
diff changeset
699 }
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
700 }
25
5dee29c7c530 Fixed config parser bug
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 23
diff changeset
701
449
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
702 if(ws_atomic_dec32(acceptors_running) == 0) {
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
703 // notify
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
704 if(listener->shutdown) {
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
705 log_ereport(LOG_DEBUG, "last acceptor shutdown: notify cfgmgr");
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
706 pthread_mutex_lock(&listener->shutdown_mutex);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
707 pthread_cond_signal(&listener->shutdown_cond);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
708 pthread_mutex_unlock(&listener->shutdown_mutex);
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
709 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
710 }
a28a5ccc894b improve http listener migration / shutdown of old listener
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 446
diff changeset
711
445
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
712 acceptor->running = FALSE;
834351da593b improve acceptor error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 444
diff changeset
713
444
96d2ba2f28db fix configuration referencing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 441
diff changeset
714 cfg_unref(acceptor->listener->cfg);
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 35
diff changeset
715
25
5dee29c7c530 Fixed config parser bug
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 23
diff changeset
716 return NULL;
1
3c066d52342d added source
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
717 }
438
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
718
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
719 void wssocket_ref(WSSocket *ws) {
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
720 ws_atomic_inc32(&ws->ref);
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
721 }
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
722
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
723 void wssocket_unref(WSSocket *ws) {
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
724 // does nothing yet, because maybe it is not a good idea to destroy
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
725 // a socket
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
726 ws_atomic_dec32(&ws->ref);
22eca559aded refactore http listener creation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
727 }

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