| /********************************************************************************************************* |
| * Software License Agreement (BSD License) * |
| * Author: Sebastien Decugis <sdecugis@freediameter.net> * |
| * * |
| * Copyright (c) 2011, WIDE Project and NICT * |
| * All rights reserved. * |
| * * |
| * Redistribution and use of this software in source and binary forms, with or without modification, are * |
| * permitted provided that the following conditions are met: * |
| * * |
| * * Redistributions of source code must retain the above * |
| * copyright notice, this list of conditions and the * |
| * following disclaimer. * |
| * * |
| * * Redistributions in binary form must reproduce the above * |
| * copyright notice, this list of conditions and the * |
| * following disclaimer in the documentation and/or other * |
| * materials provided with the distribution. * |
| * * |
| * * Neither the name of the WIDE Project or NICT nor the * |
| * names of its contributors may be used to endorse or * |
| * promote products derived from this software without * |
| * specific prior written permission of WIDE Project and * |
| * NICT. * |
| * * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * |
| * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * |
| * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * |
| *********************************************************************************************************/ |
| |
| /* |
| * Configurable routing of messages for freeDiameter. |
| */ |
| |
| #include "app_redir.h" |
| |
| static struct fd_rt_fwd_hdl * ard_fwd_cb = NULL; |
| |
| /* entry point */ |
| static int ard_entry(char * conffile) |
| { |
| TRACE_ENTRY("%p", conffile); |
| |
| /* Parse the configuration file */ |
| CHECK_FCT( ard_conf_handle(conffile) ); |
| |
| /* Resolve the dictionary objects we use */ |
| CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Host", &avp_Redirect_Host, ENOENT )); |
| CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Host-Usage", &avp_Redirect_Host_Usage, ENOENT )); |
| CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Max-Cache-Time", &avp_Redirect_Max_Cache_Time, ENOENT )); |
| |
| /* Register the proxy callback */ |
| CHECK_FCT( fd_rt_fwd_register(ard_rule_apply, NULL, RT_FWD_REQ, &ard_fwd_cb) ); |
| |
| /* We're done */ |
| return 0; |
| } |
| |
| /* Unload */ |
| void fd_ext_fini(void) |
| { |
| TRACE_ENTRY(); |
| |
| /* Unregister the proxy callback */ |
| if (ard_fwd_cb) { |
| CHECK_FCT_DO( fd_rt_fwd_unregister(ard_fwd_cb, NULL), ); |
| } |
| |
| /* Destroy all rules */ |
| while (!FD_IS_LIST_EMPTY(&ard_conf->rules)) { |
| struct ard_rule * r = ard_conf->rules.next->o; |
| fd_list_unlink(&r->chain); |
| while (!FD_IS_LIST_EMPTY(&r->criteria)) { |
| struct ard_criteria * c = r->criteria.next->o; |
| fd_list_unlink(&c->chain); |
| if (c->is_regex) { |
| regfree(&c->preg); |
| } |
| free(c->s); |
| free(c); |
| } |
| while (!FD_IS_LIST_EMPTY(&r->targets)) { |
| struct ard_target * t = r->targets.next->o; |
| fd_list_unlink(&t->chain); |
| free(t->s); |
| free(t); |
| } |
| free(r); |
| } |
| |
| /* Done */ |
| return ; |
| } |
| |
| EXTENSION_ENTRY("app_redirect", ard_entry); |