Mercurial > hg > freeDiameter
annotate freeDiameter/peers.c @ 258:5df55136361b
Updated copyright information
author | Sebastien Decugis <sdecugis@nict.go.jp> |
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date | Fri, 16 Apr 2010 17:04:15 +0900 |
parents | 7704fe55bb35 |
children | 1042347401cc |
rev | line source |
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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 * * |
258
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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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35 |
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36 #include "fD.h" |
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37 |
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38 /* Global list of peers */ |
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39 struct fd_list fd_g_peers = FD_LIST_INITIALIZER(fd_g_peers); |
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40 pthread_rwlock_t fd_g_peers_rw = PTHREAD_RWLOCK_INITIALIZER; |
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41 |
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42 /* List of active peers */ |
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43 struct fd_list fd_g_activ_peers = FD_LIST_INITIALIZER(fd_g_activ_peers); /* peers linked by their p_actives oredered by p_diamid */ |
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44 pthread_rwlock_t fd_g_activ_peers_rw = PTHREAD_RWLOCK_INITIALIZER; |
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45 |
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46 /* List of validation callbacks (registered with fd_peer_validate_register) */ |
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47 static struct fd_list validators = FD_LIST_INITIALIZER(validators); /* list items are simple fd_list with "o" pointing to the callback */ |
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48 static pthread_rwlock_t validators_rw = PTHREAD_RWLOCK_INITIALIZER; |
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49 |
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50 |
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51 /* Alloc / reinit a peer structure. if *ptr is not NULL, it must already point to a valid struct fd_peer. */ |
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52 int fd_peer_alloc(struct fd_peer ** ptr) |
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53 { |
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54 struct fd_peer *p; |
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55 |
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56 TRACE_ENTRY("%p", ptr); |
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57 CHECK_PARAMS(ptr); |
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58 |
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59 if (*ptr) { |
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60 p = *ptr; |
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61 } else { |
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62 CHECK_MALLOC( p = malloc(sizeof(struct fd_peer)) ); |
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63 *ptr = p; |
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64 } |
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65 |
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66 /* Now initialize the content */ |
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67 memset(p, 0, sizeof(struct fd_peer)); |
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68 |
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69 fd_list_init(&p->p_hdr.chain, p); |
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70 |
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71 fd_list_init(&p->p_hdr.info.pi_endpoints, p); |
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72 fd_list_init(&p->p_hdr.info.runtime.pir_apps, p); |
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73 |
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74 p->p_eyec = EYEC_PEER; |
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75 fd_list_init(&p->p_actives, p); |
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76 fd_list_init(&p->p_expiry, p); |
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77 CHECK_FCT( fd_fifo_new(&p->p_tosend) ); |
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78 p->p_hbh = lrand48(); |
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79 |
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80 fd_list_init(&p->p_sr.srs, p); |
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81 CHECK_POSIX( pthread_mutex_init(&p->p_sr.mtx, NULL) ); |
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82 |
48 | 83 fd_list_init(&p->p_connparams, p); |
84 | |
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85 return 0; |
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86 } |
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87 |
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88 /* Add a new peer entry */ |
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89 int fd_peer_add ( struct peer_info * info, char * orig_dbg, void (*cb)(struct peer_info *, void *), void * cb_data ) |
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90 { |
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91 struct fd_peer *p = NULL; |
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92 struct fd_list * li; |
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93 int ret = 0; |
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94 TRACE_ENTRY("%p %p %p %p", info, orig_dbg, cb, cb_data); |
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95 CHECK_PARAMS(info && info->pi_diamid); |
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96 |
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97 /* Create a structure to contain the new peer information */ |
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98 CHECK_FCT( fd_peer_alloc(&p) ); |
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99 |
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100 /* Copy the informations from the parameters received */ |
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101 CHECK_MALLOC( p->p_hdr.info.pi_diamid = strdup(info->pi_diamid) ); |
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102 |
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103 memcpy( &p->p_hdr.info.config, &info->config, sizeof(p->p_hdr.info.config) ); |
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104 /* Duplicate the strings if provided */ |
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105 if (info->config.pic_realm) { |
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106 CHECK_MALLOC( p->p_hdr.info.config.pic_realm = strdup(info->config.pic_realm) ); |
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107 } |
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108 if (info->config.pic_priority) { |
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109 CHECK_MALLOC( p->p_hdr.info.config.pic_realm = strdup(info->config.pic_priority) ); |
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110 } |
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111 |
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112 /* Move the list of endpoints into the peer */ |
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113 if (info->pi_endpoints.next) |
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114 while (!FD_IS_LIST_EMPTY( &info->pi_endpoints ) ) { |
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115 li = info->pi_endpoints.next; |
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116 fd_list_unlink(li); |
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117 fd_list_insert_before(&p->p_hdr.info.pi_endpoints, li); |
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118 } |
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119 |
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120 /* The internal data */ |
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121 if (orig_dbg) { |
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122 CHECK_MALLOC( p->p_dbgorig = strdup(orig_dbg) ); |
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123 } else { |
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124 CHECK_MALLOC( p->p_dbgorig = strdup("unknown") ); |
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125 } |
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126 p->p_cb = cb; |
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127 p->p_cb_data = cb_data; |
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128 |
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129 /* Ok, now check if we don't already have an entry with the same Diameter Id, and insert this one */ |
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130 CHECK_POSIX( pthread_rwlock_wrlock(&fd_g_peers_rw) ); |
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131 |
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132 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
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133 struct fd_peer * next = (struct fd_peer *)li; |
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134 int cmp = strcasecmp( p->p_hdr.info.pi_diamid, next->p_hdr.info.pi_diamid ); |
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135 if (cmp > 0) |
16
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136 continue; |
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137 if (cmp == 0) |
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138 ret = EEXIST; |
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139 break; |
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140 } |
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141 |
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142 /* We can insert the new peer object */ |
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143 if (! ret) |
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144 do { |
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145 /* Update expiry list */ |
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146 CHECK_FCT_DO( ret = fd_p_expi_update( p ), break ); |
16
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147 |
37
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148 /* Insert the new element in the list */ |
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149 fd_list_insert_before( li, &p->p_hdr.chain ); |
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150 } while (0); |
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151 |
16
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152 CHECK_POSIX( pthread_rwlock_unlock(&fd_g_peers_rw) ); |
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153 if (ret) { |
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154 CHECK_FCT( fd_peer_free(&p) ); |
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155 } else { |
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156 CHECK_FCT( fd_psm_begin(p) ); |
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157 } |
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158 return ret; |
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159 } |
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160 |
86
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161 /* Search for a peer */ |
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162 int fd_peer_getbyid( char * diamid, struct peer_hdr ** peer ) |
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163 { |
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164 struct fd_list * li; |
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165 |
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166 TRACE_ENTRY("%p %p", diamid, peer); |
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167 CHECK_PARAMS( diamid && peer ); |
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168 |
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169 *peer = NULL; |
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170 |
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171 /* Search in the list */ |
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172 CHECK_POSIX( pthread_rwlock_rdlock(&fd_g_peers_rw) ); |
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173 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
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174 struct fd_peer * next = (struct fd_peer *)li; |
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175 int cmp = strcasecmp( diamid, next->p_hdr.info.pi_diamid ); |
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176 if (cmp > 0) |
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177 continue; |
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178 if (cmp == 0) |
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179 *peer = &next->p_hdr; |
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180 break; |
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181 } |
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182 CHECK_POSIX( pthread_rwlock_unlock(&fd_g_peers_rw) ); |
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183 |
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184 return 0; |
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185 } |
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186 |
16
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187 |
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188 #define free_null( _v ) \ |
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189 if (_v) { \ |
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190 free(_v); \ |
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191 (_v) = NULL; \ |
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192 } |
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193 |
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194 #define free_list( _l ) \ |
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195 while (!FD_IS_LIST_EMPTY(_l)) { \ |
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196 struct fd_list * __li = ((struct fd_list *)(_l))->next; \ |
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197 fd_list_unlink(__li); \ |
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198 free(__li); \ |
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199 } |
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200 |
34
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201 /* Empty the lists of p_tosend and p_sentreq messages */ |
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202 void fd_peer_failover_msg(struct fd_peer * peer) |
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203 { |
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|
204 struct msg *m; |
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205 TRACE_ENTRY("%p", peer); |
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206 CHECK_PARAMS_DO(CHECK_PEER(peer), return); |
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207 |
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208 /* Requeue all messages in the "out" queue */ |
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209 while ( fd_fifo_tryget(peer->p_tosend, &m) == 0 ) { |
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210 CHECK_FCT_DO(fd_fifo_post(fd_g_outgoing, &m), |
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211 /* fallback: destroy the message */ |
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212 CHECK_FCT_DO(fd_msg_free(m), /* What can we do more? */)); |
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213 } |
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|
214 |
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215 /* Requeue all routable sent requests */ |
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216 fd_p_sr_failover(&peer->p_sr); |
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217 |
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218 /* Done */ |
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219 return; |
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220 } |
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221 |
37
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222 /* Destroy a structure once cleanups have been performed (fd_psm_abord, ...) */ |
16
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223 int fd_peer_free(struct fd_peer ** ptr) |
13
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224 { |
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225 struct fd_peer *p; |
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226 void * t; |
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227 |
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228 TRACE_ENTRY("%p", ptr); |
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229 CHECK_PARAMS(ptr); |
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230 p = *ptr; |
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231 *ptr = NULL; |
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232 CHECK_PARAMS(p); |
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233 |
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234 CHECK_PARAMS( FD_IS_LIST_EMPTY(&p->p_hdr.chain) ); |
13
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235 |
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236 free_null(p->p_hdr.info.pi_diamid); |
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237 |
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238 free_null(p->p_hdr.info.config.pic_realm); |
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239 free_null(p->p_hdr.info.config.pic_priority); |
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240 |
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241 free_null(p->p_hdr.info.runtime.pir_realm); |
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242 free_null(p->p_hdr.info.runtime.pir_prodname); |
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243 free_list( &p->p_hdr.info.runtime.pir_apps ); |
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244 |
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245 free_list( &p->p_hdr.info.pi_endpoints ); |
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246 |
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247 free_null(p->p_dbgorig); |
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248 |
37
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249 fd_list_unlink(&p->p_expiry); |
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250 fd_list_unlink(&p->p_actives); |
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251 |
34
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252 CHECK_FCT_DO( fd_fifo_del(&p->p_tosend), /* continue */ ); |
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253 CHECK_POSIX_DO( pthread_mutex_destroy(&p->p_sr.mtx), /* continue */); |
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254 |
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255 /* If the callback is still around... */ |
13
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256 if (p->p_cb) |
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257 (*p->p_cb)(NULL, p->p_cb_data); |
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258 |
34
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259 /* Free the structure */ |
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260 free(p); |
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261 return 0; |
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262 } |
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263 |
37
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264 /* Terminate peer module (destroy all peers, first gently, then violently) */ |
16
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265 int fd_peer_fini() |
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266 { |
13
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267 struct fd_list * li; |
16
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268 struct fd_list purge = FD_LIST_INITIALIZER(purge); /* Store zombie peers here */ |
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269 int list_empty; |
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270 struct timespec wait_until, now; |
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271 |
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272 TRACE_ENTRY(); |
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273 |
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274 CHECK_FCT_DO(fd_p_expi_fini(), /* continue */); |
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275 |
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276 TRACE_DEBUG(INFO, "Sending terminate signal to all peer connections"); |
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277 |
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278 CHECK_FCT_DO( pthread_rwlock_wrlock(&fd_g_peers_rw), /* continue */ ); |
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279 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
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280 struct fd_peer * peer = (struct fd_peer *)li; |
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281 |
37
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282 if (peer->p_hdr.info.runtime.pir_state != STATE_ZOMBIE) { |
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283 CHECK_FCT_DO( fd_psm_terminate(peer, "REBOOTING"), /* continue */ ); |
16
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284 } else { |
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285 li = li->prev; /* to avoid breaking the loop */ |
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286 fd_list_unlink(&peer->p_hdr.chain); |
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287 fd_list_insert_before(&purge, &peer->p_hdr.chain); |
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288 } |
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289 } |
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290 list_empty = FD_IS_LIST_EMPTY(&fd_g_peers); |
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291 CHECK_FCT_DO( pthread_rwlock_unlock(&fd_g_peers_rw), /* continue */ ); |
13
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292 |
16
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293 if (!list_empty) { |
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294 CHECK_SYS( clock_gettime(CLOCK_REALTIME, &now) ); |
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295 TRACE_DEBUG(INFO, "Waiting for connections shutdown... (%d sec max)", DPR_TIMEOUT + 1); |
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296 wait_until.tv_sec = now.tv_sec + DPR_TIMEOUT + 1; |
16
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297 wait_until.tv_nsec = now.tv_nsec; |
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298 } |
13
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299 |
16
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300 while ((!list_empty) && (TS_IS_INFERIOR(&now, &wait_until))) { |
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301 |
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302 /* Allow the PSM(s) to execute */ |
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Replace non-posix pthread_yield with posix sched_yield
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diff
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|
303 sched_yield(); |
16
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304 |
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305 /* Remove zombie peers */ |
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306 CHECK_FCT_DO( pthread_rwlock_wrlock(&fd_g_peers_rw), /* continue */ ); |
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307 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
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308 struct fd_peer * peer = (struct fd_peer *)li; |
37
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309 if (peer->p_hdr.info.runtime.pir_state == STATE_ZOMBIE) { |
16
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310 li = li->prev; /* to avoid breaking the loop */ |
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311 fd_list_unlink(&peer->p_hdr.chain); |
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312 fd_list_insert_before(&purge, &peer->p_hdr.chain); |
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313 } |
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314 } |
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315 list_empty = FD_IS_LIST_EMPTY(&fd_g_peers); |
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316 CHECK_FCT_DO( pthread_rwlock_unlock(&fd_g_peers_rw), /* continue */ ); |
22
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|
317 CHECK_SYS( clock_gettime(CLOCK_REALTIME, &now) ); |
13
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318 } |
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319 |
16
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320 if (!list_empty) { |
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321 TRACE_DEBUG(INFO, "Forcing connections shutdown"); |
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322 CHECK_FCT_DO( pthread_rwlock_wrlock(&fd_g_peers_rw), /* continue */ ); |
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323 while (!FD_IS_LIST_EMPTY(&fd_g_peers)) { |
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324 struct fd_peer * peer = (struct fd_peer *)(fd_g_peers.next); |
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325 fd_psm_abord(peer); |
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326 fd_list_unlink(&peer->p_hdr.chain); |
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327 fd_list_insert_before(&purge, &peer->p_hdr.chain); |
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328 } |
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329 CHECK_FCT_DO( pthread_rwlock_unlock(&fd_g_peers_rw), /* continue */ ); |
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330 } |
13
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|
331 |
16
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332 /* Free memory objects of all peers */ |
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333 while (!FD_IS_LIST_EMPTY(&purge)) { |
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334 struct fd_peer * peer = (struct fd_peer *)(purge.next); |
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335 fd_list_unlink(&peer->p_hdr.chain); |
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336 fd_peer_free(&peer); |
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337 } |
13
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|
338 |
33
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Added a lot of TODOs :)
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|
339 /* Now empty the validators list */ |
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Added a lot of TODOs :)
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|
340 CHECK_FCT_DO( pthread_rwlock_wrlock(&validators_rw), /* continue */ ); |
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Added a lot of TODOs :)
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|
341 while (!FD_IS_LIST_EMPTY( &validators )) { |
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Added a lot of TODOs :)
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|
342 struct fd_list * v = validators.next; |
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Added a lot of TODOs :)
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|
343 fd_list_unlink(v); |
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Added a lot of TODOs :)
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344 free(v); |
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345 } |
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Added a lot of TODOs :)
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346 CHECK_FCT_DO( pthread_rwlock_unlock(&validators_rw), /* continue */ ); |
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|
347 |
16
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348 return 0; |
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349 } |
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350 |
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351 /* Dump info of one peer */ |
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352 void fd_peer_dump(struct fd_peer * peer, int details) |
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353 { |
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354 if (peer->p_eyec != EYEC_PEER) { |
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355 fd_log_debug(" Invalid peer @ %p !\n", peer); |
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356 return; |
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357 } |
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358 |
37
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Lot of cleanups in peer structure management
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|
359 fd_log_debug("> %s\t%s", STATE_STR(peer->p_hdr.info.runtime.pir_state), peer->p_hdr.info.pi_diamid); |
16
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360 if (details > INFO) { |
37
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diff
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361 fd_log_debug("\t(rlm:%s)", peer->p_hdr.info.runtime.pir_realm ?: "(unknown)"); |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
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|
362 if (peer->p_hdr.info.runtime.pir_prodname) |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
changeset
|
363 fd_log_debug("\t['%s' %u]", peer->p_hdr.info.runtime.pir_prodname, peer->p_hdr.info.runtime.pir_firmrev); |
16
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diff
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|
364 } |
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diff
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|
365 fd_log_debug("\n"); |
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diff
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|
366 if (details > FULL) { |
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diff
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|
367 /* Dump all info */ |
37
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Lot of cleanups in peer structure management
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36
diff
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|
368 fd_log_debug("\tEntry origin : %s\n", peer->p_dbgorig?: "not set"); |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
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|
369 fd_log_debug("\tConfig flags : %s%s%s%s%s - %s%s%s\n", |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
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|
370 peer->p_hdr.info.config.pic_flags.pro3 == PI_P3_DEFAULT ? "" : |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
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|
371 (peer->p_hdr.info.config.pic_flags.pro3 == PI_P3_IP ? "IP." : "IPv6."), |
cc3c59fe98fe
Lot of cleanups in peer structure management
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36
diff
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|
372 peer->p_hdr.info.config.pic_flags.pro4 == PI_P4_DEFAULT ? "" : |
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36
diff
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|
373 (peer->p_hdr.info.config.pic_flags.pro4 == PI_P4_TCP ? "TCP." : "SCTP."), |
cc3c59fe98fe
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374 peer->p_hdr.info.config.pic_flags.alg ? "PrefTCP." : "", |
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diff
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|
375 peer->p_hdr.info.config.pic_flags.sec & PI_SEC_NONE ? "NoTLSok" :"", |
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376 peer->p_hdr.info.config.pic_flags.sec & PI_SEC_TLS_OLD ? "OldTLS" :"", |
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377 peer->p_hdr.info.config.pic_flags.exp ? "Expire." : "", |
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378 peer->p_hdr.info.config.pic_flags.persist ? "Persist." : "" |
16
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379 ); |
37
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Lot of cleanups in peer structure management
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|
380 fd_log_debug("\tLifetime : %d sec\n", peer->p_hdr.info.config.pic_lft); |
16
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381 } |
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382 } |
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383 |
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384 /* Dump the list of peers */ |
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385 void fd_peer_dump_list(int details) |
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386 { |
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387 struct fd_list * li; |
13
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Progress on peer state machine
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12
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|
388 |
16
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389 fd_log_debug("Dumping list of peers :\n"); |
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390 CHECK_FCT_DO( pthread_rwlock_rdlock(&fd_g_peers_rw), /* continue */ ); |
13
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Progress on peer state machine
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|
391 |
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392 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
16
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393 struct fd_peer * np = (struct fd_peer *)li; |
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394 fd_peer_dump(np, details); |
13
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395 } |
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|
396 |
16
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397 CHECK_FCT_DO( pthread_rwlock_unlock(&fd_g_peers_rw), /* continue */ ); |
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398 } |
13
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|
399 |
28
3628f7d2ba88
some new functions backbones
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22
diff
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|
400 /* Handle an incoming CER request on a new connection */ |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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28
diff
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|
401 int fd_peer_handle_newCER( struct msg ** cer, struct cnxctx ** cnx ) |
28
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|
402 { |
3628f7d2ba88
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22
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|
403 struct msg * msg; |
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22
diff
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|
404 struct dict_object *avp_oh_model; |
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22
diff
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|
405 avp_code_t code = AC_ORIGIN_HOST; |
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some new functions backbones
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22
diff
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|
406 struct avp *avp_oh; |
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some new functions backbones
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|
407 struct avp_hdr * avp_hdr; |
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some new functions backbones
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22
diff
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|
408 struct fd_list * li; |
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some new functions backbones
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changeset
|
409 int found = 0; |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
410 int ret = 0; |
28
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diff
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|
411 struct fd_peer * peer; |
29
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Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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|
412 struct cnx_incoming * ev_data; |
28
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22
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changeset
|
413 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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28
diff
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|
414 TRACE_ENTRY("%p %p", cer, cnx); |
28
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|
415 CHECK_PARAMS(cer && *cer && cnx && *cnx); |
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|
416 |
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|
417 msg = *cer; |
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diff
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|
418 |
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|
419 /* Find the Diameter Identity of the remote peer in the message */ |
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22
diff
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|
420 CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_CODE, &code, &avp_oh_model, ENOENT) ); |
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22
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|
421 CHECK_FCT( fd_msg_search_avp ( msg, avp_oh_model, &avp_oh ) ); |
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22
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|
422 CHECK_FCT( fd_msg_avp_hdr ( avp_oh, &avp_hdr ) ); |
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some new functions backbones
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22
diff
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|
423 |
152
5b4c62560f22
Remove deadlock on rwlock upgrade unsupported
Sebastien Decugis <sdecugis@nict.go.jp>
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137
diff
changeset
|
424 /* Search if we already have this peer id in our list. We take directly the write lock so that we don't need to upgrade if it is a new peer. |
5b4c62560f22
Remove deadlock on rwlock upgrade unsupported
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137
diff
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|
425 * There is space for a small optimization here if needed. |
5b4c62560f22
Remove deadlock on rwlock upgrade unsupported
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137
diff
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|
426 */ |
5b4c62560f22
Remove deadlock on rwlock upgrade unsupported
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137
diff
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|
427 CHECK_POSIX( pthread_rwlock_wrlock(&fd_g_peers_rw) ); |
28
3628f7d2ba88
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22
diff
changeset
|
428 |
3628f7d2ba88
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22
diff
changeset
|
429 for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) { |
3628f7d2ba88
some new functions backbones
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22
diff
changeset
|
430 peer = (struct fd_peer *)li; |
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some new functions backbones
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22
diff
changeset
|
431 int cmp = strncasecmp( avp_hdr->avp_value->os.data, peer->p_hdr.info.pi_diamid, avp_hdr->avp_value->os.len ); |
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some new functions backbones
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22
diff
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|
432 if (cmp > 0) |
3628f7d2ba88
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22
diff
changeset
|
433 continue; |
3628f7d2ba88
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22
diff
changeset
|
434 if (cmp == 0) |
3628f7d2ba88
some new functions backbones
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22
diff
changeset
|
435 found = 1; |
3628f7d2ba88
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22
diff
changeset
|
436 break; |
3628f7d2ba88
some new functions backbones
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parents:
22
diff
changeset
|
437 } |
3628f7d2ba88
some new functions backbones
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22
diff
changeset
|
438 |
3628f7d2ba88
some new functions backbones
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parents:
22
diff
changeset
|
439 if (!found) { |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
28
diff
changeset
|
440 /* Create a new peer entry for this new remote peer */ |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
441 peer = NULL; |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
442 CHECK_FCT_DO( ret = fd_peer_alloc(&peer), goto out ); |
28
3628f7d2ba88
some new functions backbones
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22
diff
changeset
|
443 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
28
diff
changeset
|
444 /* Set the peer Diameter Id and the responder flag parameters */ |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
445 CHECK_MALLOC_DO( peer->p_hdr.info.pi_diamid = malloc(avp_hdr->avp_value->os.len + 1), { ret = ENOMEM; goto out; } ); |
153
06843b78534e
Copy missing peer name
Sebastien Decugis <sdecugis@nict.go.jp>
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152
diff
changeset
|
446 memcpy(peer->p_hdr.info.pi_diamid, avp_hdr->avp_value->os.data, avp_hdr->avp_value->os.len); |
06843b78534e
Copy missing peer name
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152
diff
changeset
|
447 peer->p_hdr.info.pi_diamid[avp_hdr->avp_value->os.len] = '\0'; |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
448 CHECK_MALLOC_DO( peer->p_dbgorig = strdup(fd_cnx_getid(*cnx)), { ret = ENOMEM; goto out; } ); |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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28
diff
changeset
|
449 peer->p_flags.pf_responder = 1; |
154
4356de61174d
Small tweaks in the PSM
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
153
diff
changeset
|
450 peer->p_flags.pf_delete = 1; |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
28
diff
changeset
|
451 |
36 | 452 /* Set this peer to expire on inactivity */ |
37
cc3c59fe98fe
Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
36
diff
changeset
|
453 peer->p_hdr.info.config.pic_flags.exp = PI_EXP_INACTIVE; |
175
7704fe55bb35
Added comment on expiry
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
163
diff
changeset
|
454 peer->p_hdr.info.config.pic_lft = 3600; /* 1 hour without any message |
7704fe55bb35
Added comment on expiry
Sebastien Decugis <sdecugis@nict.go.jp>
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163
diff
changeset
|
455 -- RFC3539 states that this must not be inferior to BRINGDOWN_INTERVAL = 5 minutes */ |
36 | 456 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
28
diff
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|
457 /* Insert the new peer in the list (the PSM will take care of setting the expiry after validation) */ |
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Added a test for cnxctx (tbc) and fixed some bugs
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458 fd_list_insert_before( li, &peer->p_hdr.chain ); |
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Added a test for cnxctx (tbc) and fixed some bugs
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459 |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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460 /* Start the PSM, which will receive the event bellow */ |
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Added a test for cnxctx (tbc) and fixed some bugs
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461 CHECK_FCT_DO( ret = fd_psm_begin(peer), goto out ); |
163
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462 } else { |
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Re-enable zombie peers on new connections
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463 /* Check if the peer is in zombie state */ |
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464 if (peer->p_hdr.info.runtime.pir_state == STATE_ZOMBIE) { |
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465 /* Re-activate the peer */ |
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466 peer->p_flags.pf_responder = 1; |
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467 peer->p_hdr.info.runtime.pir_state = STATE_NEW; |
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Re-enable zombie peers on new connections
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468 CHECK_FCT_DO( ret = fd_psm_begin(peer), goto out ); |
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469 } |
28
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470 } |
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471 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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472 /* Send the new connection event to the PSM */ |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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473 CHECK_MALLOC_DO( ev_data = malloc(sizeof(struct cnx_incoming)), { ret = ENOMEM; goto out; } ); |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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474 memset(ev_data, 0, sizeof(ev_data)); |
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475 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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476 ev_data->cer = msg; |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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477 ev_data->cnx = *cnx; |
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Added a test for cnxctx (tbc) and fixed some bugs
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478 ev_data->validate = !found; |
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479 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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480 CHECK_FCT_DO( ret = fd_event_send(peer->p_events, FDEVP_CNX_INCOMING, sizeof(ev_data), ev_data), goto out ); |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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481 |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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482 out: |
28
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483 CHECK_POSIX( pthread_rwlock_unlock(&fd_g_peers_rw) ); |
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|
484 |
29
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Added a test for cnxctx (tbc) and fixed some bugs
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485 if (ret == 0) { |
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Added a test for cnxctx (tbc) and fixed some bugs
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486 /* Reset the "out" parameters, so that they are not cleanup on function return. */ |
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Added a test for cnxctx (tbc) and fixed some bugs
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487 *cer = NULL; |
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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488 *cnx = NULL; |
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Added a test for cnxctx (tbc) and fixed some bugs
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|
489 } |
28
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diff
changeset
|
490 |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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491 return ret; |
28
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|
492 } |
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|
493 |
3628f7d2ba88
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494 /* Save a callback to accept / reject incoming unknown peers */ |
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495 int fd_peer_validate_register ( int (*peer_validate)(struct peer_info * /* info */, int * /* auth */, int (**cb2)(struct peer_info *)) ) |
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496 { |
33
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Added a lot of TODOs :)
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497 struct fd_list * v; |
28
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|
498 |
33
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Added a lot of TODOs :)
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|
499 TRACE_ENTRY("%p", peer_validate); |
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|
500 CHECK_PARAMS(peer_validate); |
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Added a lot of TODOs :)
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|
501 |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
502 /* Alloc a new entry */ |
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Added a lot of TODOs :)
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503 CHECK_MALLOC( v = malloc(sizeof(struct fd_list)) ); |
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Added a lot of TODOs :)
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504 fd_list_init( v, peer_validate ); |
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Added a lot of TODOs :)
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|
505 |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
506 /* Add at the beginning of the list */ |
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Added a lot of TODOs :)
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507 CHECK_FCT( pthread_rwlock_wrlock(&validators_rw) ); |
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Added a lot of TODOs :)
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|
508 fd_list_insert_after(&validators, v); |
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Added a lot of TODOs :)
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|
509 CHECK_FCT( pthread_rwlock_unlock(&validators_rw)); |
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Added a lot of TODOs :)
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diff
changeset
|
510 |
e6fcdf12b9a0
Added a lot of TODOs :)
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changeset
|
511 /* Done! */ |
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Added a lot of TODOs :)
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|
512 return 0; |
28
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|
513 } |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
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|
514 |
33
e6fcdf12b9a0
Added a lot of TODOs :)
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|
515 /* Validate a peer by calling the callbacks in turn -- return 0 if the peer is validated, ! 0 in case of error (>0) or if the peer is rejected (-1) */ |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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|
516 int fd_peer_validate( struct fd_peer * peer ) |
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Added a test for cnxctx (tbc) and fixed some bugs
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|
517 { |
33
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Added a lot of TODOs :)
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|
518 int ret = 0; |
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Added a lot of TODOs :)
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|
519 struct fd_list * v; |
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Added a lot of TODOs :)
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|
520 |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
521 CHECK_FCT( pthread_rwlock_rdlock(&validators_rw) ); |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
522 for (v = validators.next; v != &validators; v = v->next) { |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
523 int auth = 0; |
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Added a lot of TODOs :)
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|
524 pthread_cleanup_push(fd_cleanup_rwlock, &validators_rw); |
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Added a lot of TODOs :)
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|
525 CHECK_FCT_DO( ret = ((int(*)(struct peer_info *, int *, int (**)(struct peer_info *)))(v->o)) (&peer->p_hdr.info, &auth, &peer->p_cb2), goto out ); |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
526 pthread_cleanup_pop(0); |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
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|
527 if (auth) { |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
528 ret = (auth > 0) ? 0 : -1; |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
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|
529 goto out; |
e6fcdf12b9a0
Added a lot of TODOs :)
Sebastien Decugis <sdecugis@nict.go.jp>
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diff
changeset
|
530 } |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
changeset
|
531 peer->p_cb2 = NULL; |
e6fcdf12b9a0
Added a lot of TODOs :)
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|
532 } |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
changeset
|
533 |
e6fcdf12b9a0
Added a lot of TODOs :)
Sebastien Decugis <sdecugis@nict.go.jp>
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diff
changeset
|
534 /* No callback has given a firm result, the default is to reject */ |
e6fcdf12b9a0
Added a lot of TODOs :)
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changeset
|
535 ret = -1; |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
changeset
|
536 out: |
e6fcdf12b9a0
Added a lot of TODOs :)
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diff
changeset
|
537 CHECK_FCT( pthread_rwlock_unlock(&validators_rw)); |
e6fcdf12b9a0
Added a lot of TODOs :)
Sebastien Decugis <sdecugis@nict.go.jp>
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diff
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|
538 return ret; |
29
5ba91682f0bc
Added a test for cnxctx (tbc) and fixed some bugs
Sebastien Decugis <sdecugis@nict.go.jp>
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|
539 } |