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annotate extensions/app_radgw/rgw_clients.c @ 500:d4fc98a3b79c

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Handle more nicely the local RADIUS clients in the gateway
author Sebastien Decugis <sdecugis@nict.go.jp>
date Tue, 17 Aug 2010 16:35:19 +0900
parents 02e3976b9163
children 1c2f5ee38039
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1 /*********************************************************************************************************
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2 * Software License Agreement (BSD License) *
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3 * Author: Sebastien Decugis <sdecugis@nict.go.jp> *
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4 * *
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5df55136361b Updated copyright information
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5 * Copyright (c) 2010, WIDE Project and NICT *
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6 * All rights reserved. *
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7 * *
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8 * Redistribution and use of this software in source and binary forms, with or without modification, are *
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9 * permitted provided that the following conditions are met: *
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10 * *
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11 * * Redistributions of source code must retain the above *
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12 * copyright notice, this list of conditions and the *
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13 * following disclaimer. *
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14 * *
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15 * * Redistributions in binary form must reproduce the above *
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16 * copyright notice, this list of conditions and the *
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17 * following disclaimer in the documentation and/or other *
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18 * materials provided with the distribution. *
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19 * *
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20 * * Neither the name of the WIDE Project or NICT nor the *
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21 * names of its contributors may be used to endorse or *
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22 * promote products derived from this software without *
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23 * specific prior written permission of WIDE Project and *
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24 * NICT. *
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25 * *
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26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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28 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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32 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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34 *********************************************************************************************************/
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36 /* Manage the list of RADIUS clients, along with their shared secrets. */
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38 /* Probably some changes are needed to support RADIUS Proxies */
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40 #include "rgw.h"
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42 /* Ordered lists of clients. The order relationship is a memcmp on the address zone.
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43 For same addresses, the port is compared.
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44 The same address cannot be added twice, once with a 0-port and once with another port value.
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45 */
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46 static struct fd_list cli_ip = FD_LIST_INITIALIZER(cli_ip);
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47 static struct fd_list cli_ip6 = FD_LIST_INITIALIZER(cli_ip6);
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49 /* Mutex to protect the previous lists */
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50 static pthread_mutex_t cli_mtx = PTHREAD_MUTEX_INITIALIZER;
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52 /* Structure describing one client */
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53 struct rgw_client {
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54 /* Link information in global list */
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55 struct fd_list chain;
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56
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57 /* Reference count */
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58 int refcount;
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59
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60 /* The address and optional port (alloc'd during configuration file parsing). */
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61 union {
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62 struct sockaddr *sa; /* generic pointer */
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63 struct sockaddr_in *sin;
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64 struct sockaddr_in6 *sin6;
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65 };
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66
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67 /* The FQDN, realm, and optional aliases */
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68 int is_local; /* true if the RADIUS client runs on the same host -- we use Diameter Identity in that case */
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69 char *fqdn;
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70 size_t fqdn_len;
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71 char *realm;
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72 char **aliases;
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73 size_t aliases_nb;
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75 /* The secret key data. */
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76 struct {
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77 unsigned char * data;
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78 size_t len;
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79 } key;
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80
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81 /* information of previous msg received, for duplicate checks. */
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82 struct {
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83 uint16_t port;
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84 uint8_t id;
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85 uint8_t auth[16]; /* we also compare the request authenticator to avoid buggy NASes */
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86 struct radius_msg * ans; /* to be able to resend a lost answer */
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87 } last[2]; /*[0] for auth, [1] for acct. */
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88 };
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89
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92 /* create a new rgw_client. the arguments are moved into the structure (to limit malloc & free calls). */
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93 static int client_create(struct rgw_client ** res, struct sockaddr ** ip_port, unsigned char ** key, size_t keylen )
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94 {
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95 struct rgw_client *tmp = NULL;
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96 char buf[255];
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97 int ret;
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98 int loc = 0;
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99
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100 /* Check if the IP address is local */
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101 if ( ( ((*ip_port)->sa_family == AF_INET ) && ( IN_IS_ADDR_LOOPBACK( &((struct sockaddr_in *)(*ip_port))->sin_addr ) ) )
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102 ||( ((*ip_port)->sa_family == AF_INET6) && ( IN6_IS_ADDR_LOOPBACK( &((struct sockaddr_in6 *)(*ip_port))->sin6_addr) ) )) {
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103 /* The client is local */
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104 loc = 1;
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105 } else {
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106
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107 /* Search FQDN for the client */
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108 ret = getnameinfo( *ip_port, sizeof(struct sockaddr_storage), &buf[0], sizeof(buf), NULL, 0, 0 );
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109 if (ret) {
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110 TRACE_DEBUG(INFO, "Unable to resolve peer name: %s", gai_strerror(ret));
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111 return EINVAL;
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112 }
254
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113 }
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114
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115 /* Create the new object */
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116 CHECK_MALLOC( tmp = malloc(sizeof (struct rgw_client)) );
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117 memset(tmp, 0, sizeof(struct rgw_client));
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118 fd_list_init(&tmp->chain, NULL);
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119
500
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120 if (loc) {
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121 tmp->is_local = 1;
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122 } else {
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123 /* Copy the fqdn */
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124 CHECK_MALLOC( tmp->fqdn = strdup(buf) );
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125 tmp->fqdn_len = strlen(tmp->fqdn);
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126 /* Find an appropriate realm */
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127 tmp->realm = strchr(tmp->fqdn, '.');
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128 if (tmp->realm)
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129 tmp->realm += 1;
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130 if ((!tmp->realm) || (*tmp->realm == '\0')) /* in case the fqdn was "localhost." for example, if it is possible... */
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131 tmp->realm = fd_g_config->cnf_diamrlm;
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132 }
254
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133
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134 /* move the sa info reference */
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135 tmp->sa = *ip_port;
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136 *ip_port = NULL;
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137
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138 /* move the key material */
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139 tmp->key.data = *key;
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140 tmp->key.len = keylen;
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141 *key = NULL;
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142
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143 /* Done! */
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144 *res = tmp;
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145 return 0;
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146 }
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147
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148
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149 /* Decrease refcount on a client; the lock must be held when this function is called. */
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150 static void client_unlink(struct rgw_client * client)
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151 {
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152 client->refcount -= 1;
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153
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154 if (client->refcount <= 0) {
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155 int idx;
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156 /* to be sure: the refcount should be 0 only when client_fini is called */
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157 ASSERT( FD_IS_LIST_EMPTY(&client->chain) );
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158
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159 /* Free the data */
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160 for (idx = 0; idx < client->aliases_nb; idx++)
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161 free(client->aliases[idx]);
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162 free(client->aliases);
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163 free(client->fqdn);
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164 free(client->sa);
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165 free(client->key.data);
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166 free(client);
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167 }
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168 }
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169
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170
500
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171 /* Macro to avoid duplicating the code in the next function */
254
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172 #define client_search_family( _family_ ) \
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173 case AF_INET##_family_: { \
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174 struct sockaddr_in##_family_ * sin##_family_ = (struct sockaddr_in##_family_ *)ip_port; \
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175 for (ref = cli_ip##_family_.next; ref != &cli_ip##_family_; ref = ref->next) { \
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176 cmp = memcmp(&sin##_family_->sin##_family_##_addr, \
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177 &((struct rgw_client *)ref)->sin##_family_->sin##_family_##_addr, \
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178 sizeof(struct in##_family_##_addr)); \
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179 if (cmp > 0) continue; /* search further in the list */ \
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180 if (cmp < 0) break; /* this IP is not in the list */ \
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181 /* Now compare the ports as follow: */ \
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182 /* If the ip_port we are searching does not contain a port, just return the first match result */ \
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183 if ( (sin##_family_->sin##_family_##_port == 0) \
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184 /* If the entry in the list does not contain a port, return it as a match */ \
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185 || (((struct rgw_client *)ref)->sin##_family_->sin##_family_##_port == 0) \
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186 /* If both ports are equal, it is a match */ \
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187 || (sin##_family_->sin##_family_##_port == \
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188 ((struct rgw_client *)ref)->sin##_family_->sin##_family_##_port)) { \
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189 *res = (struct rgw_client *)ref; \
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190 return EEXIST; \
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191 } \
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192 /* Otherwise, the list is ordered by port value (byte order does not matter */ \
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193 if (sin##_family_->sin##_family_##_port \
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194 > ((struct rgw_client *)ref)->sin##_family_->sin##_family_##_port) continue; \
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195 else break; \
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196 } \
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197 *res = (struct rgw_client *)(ref->prev); \
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198 return ENOENT; \
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199 }
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200 /* Function to look for an existing rgw_client, or the previous element.
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201 The cli_mtx must be held when calling this function.
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202 Returns ENOENT if the matching client does not exist, and res points to the previous element in the list.
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203 Returns EEXIST if the matching client is found, and res points to this element.
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204 Returns other error code on other error. */
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205 static int client_search(struct rgw_client ** res, struct sockaddr * ip_port )
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206 {
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207 int cmp;
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208 struct fd_list *ref = NULL;
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209
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210 CHECK_PARAMS(res && ip_port);
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211
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212 switch (ip_port->sa_family) {
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213 client_search_family()
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214 break;
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215
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216 client_search_family( 6 )
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217 break;
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218 }
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219
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220 /* We're never supposed to reach this point */
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221 ASSERT(0);
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222 return EINVAL;
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223 }
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224
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225 int rgw_clients_getkey(struct rgw_client * cli, unsigned char **key, size_t *key_len)
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226 {
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227 CHECK_PARAMS( cli && key && key_len );
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228 *key = cli->key.data;
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229 *key_len = cli->key.len;
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230 return 0;
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231 }
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232
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233 int rgw_clients_search(struct sockaddr * ip_port, struct rgw_client ** ref)
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234 {
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235 int ret = 0;
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236
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237 TRACE_ENTRY("%p %p", ip_port, ref);
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238
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239 CHECK_PARAMS(ip_port && ref);
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240
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241 CHECK_POSIX( pthread_mutex_lock(&cli_mtx) );
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242
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243 ret = client_search(ref, ip_port);
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244 if (ret == EEXIST) {
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245 (*ref)->refcount ++;
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246 ret = 0;
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247 } else {
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248 *ref = NULL;
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249 }
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250
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251 CHECK_POSIX( pthread_mutex_unlock(&cli_mtx) );
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252
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253 return ret;
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254 }
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255
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256 int rgw_clients_check_dup(struct rgw_radius_msg_meta **msg, struct rgw_client *cli)
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257 {
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258 int idx;
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259
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260 TRACE_ENTRY("%p %p", msg, cli);
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261
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262 CHECK_PARAMS( msg && cli );
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263
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264 if ((*msg)->serv_type == RGW_PLG_TYPE_AUTH)
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265 idx = 0;
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266 else
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267 idx = 1;
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268
395
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diff changeset
269 if ((cli->last[idx].id == (*msg)->radius.hdr->identifier)
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270 && (cli->last[idx].port == (*msg)->port)
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271 && !memcmp(&cli->last[idx].auth[0], &(*msg)->radius.hdr->authenticator[0], 16)) {
254
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272 /* Duplicate! */
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273 TRACE_DEBUG(INFO, "Received duplicated RADIUS message (id: %02hhx, port: %hu).", (*msg)->radius.hdr->identifier, ntohs((*msg)->port));
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274 if (cli->last[idx].ans) {
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275 /* Resend the answer */
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276 CHECK_FCT_DO( rgw_servers_send((*msg)->serv_type, cli->last[idx].ans->buf, cli->last[idx].ans->buf_used, cli->sa, (*msg)->port), );
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277 }
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278 rgw_msg_free(msg);
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279 } else {
278
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diff changeset
280 /* We have not just received this message already */
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diff changeset
281 if (cli->last[idx].port == 0) { /* first message from this client */
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diff changeset
282 /* Just add the new information */
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diff changeset
283 ASSERT(cli->last[idx].ans == NULL);
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284 cli->last[idx].id = (*msg)->radius.hdr->identifier;
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diff changeset
285 cli->last[idx].port = (*msg)->port;
395
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diff changeset
286 memcpy(&cli->last[idx].auth[0], &(*msg)->radius.hdr->authenticator[0], 16);
278
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diff changeset
287 } else {
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288 /* We have got previous message(s), update the info only if answered already */
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diff changeset
289 if (cli->last[idx].ans) {
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290 cli->last[idx].id = (*msg)->radius.hdr->identifier;
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291 cli->last[idx].port = (*msg)->port;
395
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diff changeset
292 memcpy(&cli->last[idx].auth[0], &(*msg)->radius.hdr->authenticator[0], 16);
278
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293 /* Free the previous answer */
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diff changeset
294 radius_msg_free(cli->last[idx].ans);
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295 free(cli->last[idx].ans);
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296 cli->last[idx].ans = NULL;
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297 }
254
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298 }
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299 }
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300
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301 return 0;
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302 }
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303
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304 /* Check that the NAS-IP-Adress or NAS-Identifier is coherent with the IP the packet was received from */
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305 /* Also update the client list of aliases if needed */
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306 /* NOTE: This function will require changes to allow RADIUS Proxy on the path... */
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307 int rgw_clients_check_origin(struct rgw_radius_msg_meta *msg, struct rgw_client *cli)
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diff changeset
308 {
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309 int idx;
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310 struct radius_attr_hdr *nas_ip = NULL, *nas_ip6 = NULL, *nas_id = NULL;
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parents:
diff changeset
311
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diff changeset
312 TRACE_ENTRY("%p %p", msg, cli);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
313 CHECK_PARAMS(msg && cli && !msg->valid_nas_info );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
314
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
315 /* Find the relevant attributes, if any */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
316 for (idx = 0; idx < msg->radius.attr_used; idx++) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
317 struct radius_attr_hdr * attr = (struct radius_attr_hdr *)(msg->radius.buf + msg->radius.attr_pos[idx]);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
318 size_t attr_len = attr->length - sizeof(struct radius_attr_hdr);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
319
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
320 if ((attr->type == RADIUS_ATTR_NAS_IP_ADDRESS) && (attr_len = 4)) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
321 nas_ip = attr;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
322 continue;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
323 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
324
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
325 if ((attr->type == RADIUS_ATTR_NAS_IDENTIFIER) && (attr_len > 0)) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
326 nas_id = attr;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
327 continue;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
328 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
329
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
330 if ((attr->type == RADIUS_ATTR_NAS_IPV6_ADDRESS) && (attr_len = 16)) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
331 nas_ip6 = attr;
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diff changeset
332 continue;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
333 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
334 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
335
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
336 if (!nas_ip && !nas_ip6 && !nas_id) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
337 TRACE_DEBUG(FULL, "The message does not contain any NAS identification attribute.");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
338 goto end;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
339 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
340
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
341 /* Check if the message was received from the IP in NAS-IP-Address attribute */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
342 if (nas_ip && (cli->sa->sa_family == AF_INET) && !memcmp(nas_ip+1, &cli->sin->sin_addr, sizeof(struct in_addr))) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
343 TRACE_DEBUG(FULL, "NAS-IP-Address contains the same address as the message was received from.");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
344 msg->valid_nas_info |= 1;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
345 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
346 if (nas_ip6 && (cli->sa->sa_family == AF_INET6) && !memcmp(nas_ip6+1, &cli->sin6->sin6_addr, sizeof(struct in6_addr))) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
347 TRACE_DEBUG(FULL, "NAS-IPv6-Address contains the same address as the message was received from.");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
348 msg->valid_nas_info |= 1;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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diff changeset
349 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
350
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
351 /* If these conditions are not met, the message is probably forged (well, this might be false...) */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
352 if ((! msg->valid_nas_info) && (nas_ip || nas_ip6)) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
353 /*
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
354 In RADIUS it would be possible for a rogue NAS to forge the NAS-IP-
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
355 Address attribute value. Diameter/RADIUS translation agents MUST
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
356 check a received NAS-IP-Address or NAS-IPv6-Address attribute against
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
357 the source address of the RADIUS packet. If they do not match and
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
358 the Diameter/RADIUS translation agent does not know whether the
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
359 packet was sent by a RADIUS proxy or NAS (e.g., no Proxy-State
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
360 attribute), then by default it is assumed that the source address
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
361 corresponds to a RADIUS proxy, and that the NAS Address is behind
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
362 that proxy, potentially with some additional RADIUS proxies in
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
363 between. The Diameter/RADIUS translation agent MUST insert entries
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
364 in the Route-Record AVP corresponding to the apparent route. This
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
365 implies doing a reverse lookup on the source address and NAS-IP-
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
366 Address or NAS-IPv6-Address attributes to determine the corresponding
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
367 FQDNs.
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
368
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
369 If the source address and the NAS-IP-Address or NAS-IPv6-Address do
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
370 not match, and the Diameter/RADIUS translation agent knows that it is
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
371 talking directly to the NAS (e.g., there are no RADIUS proxies
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
372 between it and the NAS), then the error should be logged, and the
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
373 packet MUST be discarded.
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
374
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
375 Diameter agents and servers MUST check whether the NAS-IP-Address AVP
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
376 corresponds to an entry in the Route-Record AVP. This is done by
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
377 doing a reverse lookup (PTR RR) for the NAS-IP-Address to retrieve
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
378 the corresponding FQDN, and by checking for a match with the Route-
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
379 Record AVP. If no match is found, then an error is logged, but no
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
380 other action is taken.
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
381 */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
382 TRACE_DEBUG(INFO, "Message received with a NAS-IP-Address or NAS-IPv6-Address different from the sender's. Discarding...");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
383 return ENOTSUP;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
384 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
385
500
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
386 /* Now check the nas_id, but only for non-local hosts */
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
387 if (nas_id && (! cli->is_local) ) {
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
388 char * str;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
389 int found, ret;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
390 struct addrinfo hint, *res, *ptr;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
391
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
392 /*
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
393 In RADIUS it would be possible for a rogue NAS to forge the NAS-
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
394 Identifier attribute. Diameter/RADIUS translation agents SHOULD
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
395 attempt to check a received NAS-Identifier attribute against the
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
396 source address of the RADIUS packet, by doing an A/AAAA RR query. If
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
397 the NAS-Identifier attribute contains an FQDN, then such a query
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
398 would resolve to an IP address matching the source address. However,
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
399 the NAS-Identifier attribute is not required to contain an FQDN, so
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
400 such a query could fail. If it fails, an error should be logged, but
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
401 no action should be taken, other than a reverse lookup on the source
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
402 address and insert the resulting FQDN into the Route-Record AVP.
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
403
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
404 Diameter agents and servers SHOULD check whether a NAS-Identifier AVP
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
405 corresponds to an entry in the Route-Record AVP. If no match is
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
406 found, then an error is logged, but no other action is taken.
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
407 */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
408
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
409 /* first, check if the nas_id is the fqdn of the peer or a known alias */
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
410 if ((cli->fqdn_len == (nas_id->length - sizeof(struct radius_attr_hdr)))
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
411 && (!strncasecmp((char *)(nas_id + 1), cli->fqdn, nas_id->length - sizeof(struct radius_attr_hdr)))) {
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
412 TRACE_DEBUG(FULL, "NAS-Identifier contains the fqdn of the NAS");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
413 found = 1;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
414 } else {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
415 for (idx = 0; idx < cli->aliases_nb; idx++) {
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
416 if (((nas_id->length - sizeof(struct radius_attr_hdr)) == strlen(cli->aliases[idx]))
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
417 && (!strncasecmp((char *)(nas_id + 1), cli->aliases[idx], nas_id->length - sizeof(struct radius_attr_hdr)))) {
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
418 TRACE_DEBUG(FULL, "NAS-Identifier valid value found in the cache");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
419 found = 1;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
420 break;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
421 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
422 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
423 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
424
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
425 if (found) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
426 msg->valid_nas_info |= 2;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
427 goto end;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
428 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
429
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
430 /* copy the identifier, we try to DNS resolve it */
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
431 CHECK_MALLOC( str = malloc(nas_id->length - sizeof(struct radius_attr_hdr) + 1) );
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
432 memcpy(str, nas_id + 1, nas_id->length - sizeof(struct radius_attr_hdr));
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
433 str[nas_id->length - sizeof(struct radius_attr_hdr)] = '\0';
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
434
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
435 /* Now check if this alias is valid for this peer */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
436 memset(&hint, 0, sizeof(hint));
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
437 hint.ai_family = cli->sa->sa_family;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
438 hint.ai_flags = AI_CANONNAME;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
439 ret = getaddrinfo(str, NULL, &hint, &res);
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
440 if (ret == 0) {
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
441 /* The name was resolved correctly, it must match the IP of the client: */
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
442 for (ptr = res; ptr != NULL; ptr = ptr->ai_next) {
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
443 if (cli->sa->sa_family != ptr->ai_family)
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
444 continue;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
445 if (memcmp(cli->sa, ptr->ai_addr, sSAlen(cli->sa)))
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
446 continue;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
447
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
448 /* It matches: the alias is valid */
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
449 found = 1;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
450 break;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
451 }
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
452 freeaddrinfo(res);
442
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
453
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
454 if (!found) {
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
455 TRACE_DEBUG(INFO, "The NAS-Identifier value '%s' resolves to a different IP from the NAS's, discarding the message.", str);
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
456 free(str);
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
457 return EINVAL;
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
458 }
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
459 } else {
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
460 /* Error resolving the name */
02e3976b9163 Attempt at fixing a problem with NAS-Identifier RADIUS attribute handling
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 403
diff changeset
461 TRACE_DEBUG(INFO, "Error while resolving NAS-Identifier value '%s': %s. Ignoring...", str, gai_strerror(ret));
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
462 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
463
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
464 /* It is a valid alias, save it */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
465 CHECK_MALLOC( cli->aliases = realloc(cli->aliases, (cli->aliases_nb + 1) * sizeof(char *)) );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
466 cli->aliases[cli->aliases_nb + 1] = str;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
467 cli->aliases_nb ++;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
468 TRACE_DEBUG(FULL, "Saved valid alias for client: '%s' -> '%s'", str, cli->fqdn);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
469 msg->valid_nas_info |= 2;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
470 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
471 end:
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
472 return 0;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
473 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
474
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
475 int rgw_clients_get_origin(struct rgw_client *cli, char **fqdn, char **realm)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
476 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
477 TRACE_ENTRY("%p %p %p", cli, fqdn, realm);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
478 CHECK_PARAMS(cli && fqdn);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
479
500
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
480 if (cli->is_local) {
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
481 *fqdn = fd_g_config->cnf_diamid;
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
482 if (realm)
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
483 *realm= fd_g_config->cnf_diamrlm;
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
484 } else {
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
485 *fqdn = cli->fqdn;
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
486 if (realm)
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
487 *realm= cli->realm;
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
488 }
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
489
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
490 return 0;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
491 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
492
271
411314907b43 Added translation of Accounting messages
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 261
diff changeset
493 char * rgw_clients_id(struct rgw_client *cli)
411314907b43 Added translation of Accounting messages
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 261
diff changeset
494 {
500
d4fc98a3b79c Handle more nicely the local RADIUS clients in the gateway
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 442
diff changeset
495 return cli->is_local ? "(local)" : cli->fqdn;
271
411314907b43 Added translation of Accounting messages
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 261
diff changeset
496 }
411314907b43 Added translation of Accounting messages
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 261
diff changeset
497
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
498
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
499 void rgw_clients_dispose(struct rgw_client ** ref)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
500 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
501 TRACE_ENTRY("%p", ref);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
502 CHECK_PARAMS_DO(ref, return);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
503
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
504 CHECK_POSIX_DO( pthread_mutex_lock(&cli_mtx), );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
505 client_unlink(*ref);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
506 *ref = NULL;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
507 CHECK_POSIX_DO( pthread_mutex_unlock(&cli_mtx), );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
508 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
509
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
510 int rgw_clients_add( struct sockaddr * ip_port, unsigned char ** key, size_t keylen )
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
511 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
512 struct rgw_client * prev = NULL, *new = NULL;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
513 int ret;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
514
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
515 TRACE_ENTRY("%p %p %lu", ip_port, key, keylen);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
516
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
517 CHECK_PARAMS( ip_port && key && *key && keylen );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
518 CHECK_PARAMS( (ip_port->sa_family == AF_INET) || (ip_port->sa_family == AF_INET6) );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
519
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
520 /* Dump the entry in debug mode */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
521 if (TRACE_BOOL(FULL + 1 )) {
260
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
522 TRACE_DEBUG(FULL, "Adding client:");
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
523 TRACE_DEBUG_sSA(FULL, "\tIP : ", ip_port, NI_NUMERICHOST | NI_NUMERICSERV, "" );
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
524 TRACE_DEBUG_BUFFER(FULL, "\tKey: [", *key, keylen, "]" );
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
525 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
526
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
527 /* Lock the lists */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
528 CHECK_POSIX( pthread_mutex_lock(&cli_mtx) );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
529
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
530 /* Check if the same entry does not already exist */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
531 ret = client_search(&prev, ip_port );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
532 if (ret == ENOENT) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
533 /* No duplicate found, Ok to add */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
534 CHECK_FCT_DO( ret = client_create( &new, &ip_port, key, keylen ), goto end );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
535 fd_list_insert_after(&prev->chain, &new->chain);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
536 new->refcount++;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
537 ret = 0;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
538 goto end;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
539 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
540
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
541 if (ret == EEXIST) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
542 /* Check if the key is the same, then skip or return an error */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
543 if ((keylen == prev->key.len ) && ( ! memcmp(*key, prev->key.data, keylen) )) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
544 TRACE_DEBUG(INFO, "Skipping duplicate client description");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
545 ret = 0;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
546 goto end;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
547 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
548
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
549 fd_log_debug("ERROR: Conflicting RADIUS clients descriptions!\n");
260
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
550 TRACE_DEBUG(NONE, "Previous entry:");
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
551 TRACE_DEBUG_sSA(NONE, "\tIP : ", prev->sa, NI_NUMERICHOST | NI_NUMERICSERV, "" );
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
552 TRACE_DEBUG_BUFFER(NONE, "\tKey: [", prev->key.data, prev->key.len, "]" );
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
553 TRACE_DEBUG(NONE, "Conflicting entry:");
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
554 TRACE_DEBUG_sSA(NONE, "\tIP : ", ip_port, NI_NUMERICHOST | NI_NUMERICSERV, "" );
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
555 TRACE_DEBUG_BUFFER(NONE, "\tKey: [", *key, keylen, "]" );
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
556 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
557 end:
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
558 /* release the lists */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
559 CHECK_POSIX( pthread_mutex_unlock(&cli_mtx) );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
560
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
561 return ret;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
562 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
563
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
564 static void dump_cli_list(struct fd_list *senti)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
565 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
566 struct rgw_client * client = NULL;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
567 struct fd_list *ref = NULL;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
568
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
569 for (ref = senti->next; ref != senti; ref = ref->next) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
570 client = (struct rgw_client *)ref;
260
4c2656ff3400 Cleanup newlines
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 258
diff changeset
571 TRACE_DEBUG_sSA(NONE, " - ", client->sa, NI_NUMERICHOST | NI_NUMERICSERV, "" );
254
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
572 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
573 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
574
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
575 void rgw_clients_dump(void)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
576 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
577 if ( ! TRACE_BOOL(FULL) )
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
578 return;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
579
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
580 CHECK_POSIX_DO( pthread_mutex_lock(&cli_mtx), /* ignore error */ );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
581
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
582 if (!FD_IS_LIST_EMPTY(&cli_ip))
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
583 fd_log_debug(" RADIUS IP clients list:\n");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
584 dump_cli_list(&cli_ip);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
585
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
586 if (!FD_IS_LIST_EMPTY(&cli_ip6))
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
587 fd_log_debug(" RADIUS IPv6 clients list:\n");
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
588 dump_cli_list(&cli_ip6);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
589
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
590 CHECK_POSIX_DO( pthread_mutex_unlock(&cli_mtx), /* ignore error */ );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
591 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
592
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
593 void rgw_clients_fini(void)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
594 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
595 struct fd_list * client;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
596
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
597 TRACE_ENTRY();
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
598
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
599 CHECK_POSIX_DO( pthread_mutex_lock(&cli_mtx), /* ignore error */ );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
600
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
601 /* empty the lists */
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
602 while ( ! FD_IS_LIST_EMPTY(&cli_ip) ) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
603 client = cli_ip.next;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
604 fd_list_unlink(client);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
605 client_unlink((struct rgw_client *)client);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
606 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
607 while (! FD_IS_LIST_EMPTY(&cli_ip6)) {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
608 client = cli_ip6.next;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
609 fd_list_unlink(client);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
610 client_unlink((struct rgw_client *)client);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
611 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
612
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
613 CHECK_POSIX_DO( pthread_mutex_unlock(&cli_mtx), /* ignore error */ );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
614
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
615 }
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
616
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
617 int rgw_client_finish_send(struct radius_msg ** msg, struct rgw_radius_msg_meta * req, struct rgw_client * cli)
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
618 {
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
619 int idx;
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
620
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
621 TRACE_ENTRY("%p %p %p", msg, req, cli);
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
622 CHECK_PARAMS( msg && *msg && cli );
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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623
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624 if (!req) {
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625 /* We don't support this case yet */
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626 ASSERT(0);
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627 return ENOTSUP;
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628 }
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parents:
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629
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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630 if (radius_msg_finish_srv(*msg, cli->key.data, cli->key.len, req->radius.hdr->authenticator)) {
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631 TRACE_DEBUG(INFO, "An error occurred while preparing the RADIUS answer");
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632 radius_msg_free(*msg);
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parents:
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633 free(*msg);
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634 *msg = NULL;
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635 return EINVAL;
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636 }
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parents:
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637
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
diff changeset
638 /* Debug */
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639 TRACE_DEBUG(FULL, "RADIUS message ready for sending:");
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640 rgw_msg_dump((struct rgw_radius_msg_meta *)*msg);
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parents:
diff changeset
641
a857024cb48b Ported the RADIUS/Diameter translation code from waaad project. Not tested yet. Gateway plugins to come later.
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parents:
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642 /* Send the message */
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643 CHECK_FCT( rgw_servers_send(req->serv_type, (*msg)->buf, (*msg)->buf_used, cli->sa, req->port) );
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parents:
diff changeset
644
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645 /* update the duplicate cache in rgw_clients */
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646 if (req->serv_type == RGW_PLG_TYPE_AUTH)
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647 idx = 0;
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parents:
diff changeset
648 else
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649 idx = 1;
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650 if (cli->last[idx].ans) {
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parents:
diff changeset
651 /* Free it */
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diff changeset
652 radius_msg_free(cli->last[idx].ans);
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parents:
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653 free(cli->last[idx].ans);
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parents:
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654 }
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655 cli->last[idx].ans = *msg;
278
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656 cli->last[idx].id = req->radius.hdr->identifier;
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657 cli->last[idx].port = req->port;
254
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658 *msg = NULL;
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parents:
diff changeset
659
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parents:
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660 /* Finished */
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parents:
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661 return 0;
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parents:
diff changeset
662 }
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parents:
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663
"Welcome to our mercurial repository"