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Diffstat (limited to 'extensions/test_as/test_as.c')
| -rw-r--r-- | extensions/test_as/test_as.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/extensions/test_as/test_as.c b/extensions/test_as/test_as.c new file mode 100644 index 0000000..493d14c --- /dev/null +++ b/extensions/test_as/test_as.c @@ -0,0 +1,101 @@ +/********************************************************************************************************** + * Software License Agreement(BSD License) * + * Author: Thomas Klausner <tk@giga.or.at> * + * * + * Copyright(c) 2019, Thomas Klausner * + * All rights reserved. * + * * + * Written under contract by Effortel Technologies SA, http://effortel.com/ * + * * + * 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. * + * * + * 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. * + **********************************************************************************************************/ + +/* This extension simply receives ASR and sends ASA after displaying the content, but does not store any data */ + +#include <freeDiameter/extension.h> + +struct disp_hdl *asr_handler_hdl; + +static int asr_handler(struct msg ** msg, struct avp * avp, struct session * sess, void * data, enum disp_action * act) +{ + struct msg_hdr *hdr = NULL; + + TRACE_ENTRY("%p %p %p %p", msg, avp, sess, act); + + if(msg == NULL) + return EINVAL; + + CHECK_FCT(fd_msg_hdr(*msg, &hdr)); + if(hdr->msg_flags & CMD_FLAG_REQUEST) { + /* Request received, answer it */ + struct msg *answer; + os0_t s; + size_t sl; + + /* Create the answer message */ + CHECK_FCT(fd_msg_new_answer_from_req(fd_g_config->cnf_dict, msg, 0)); + answer = *msg; + + /* TODO copy/fill in AVPs into the answer */ + /* TODO make result code configurable, depending on an AVP value? */ + CHECK_FCT(fd_msg_rescode_set(answer, "DIAMETER_SUCCESS", NULL, NULL, 1)); + + fd_log_notice("--------------Received the following Abort Session Request:--------------"); + + CHECK_FCT(fd_sess_getsid(sess, &s, &sl)); + fd_log_notice("Session: %.*s",(int)sl, s); + + fd_log_notice("----------------------------------------------------------------------"); + + /* Send the answer */ + CHECK_FCT(fd_msg_send(msg, NULL, NULL)); + + } else { + /* We received an answer message, just discard it */ + CHECK_FCT(fd_msg_free(*msg)); + *msg = NULL; + } + + return 0; +} + +/* entry hook: register callback */ +static int as_entry(char * conffile) +{ + struct disp_when data; + + TRACE_ENTRY("%p", conffile); + + memset(&data, 0, sizeof(data)); + + /* Advertise the support for the Diameter Abort Session application in the peer */ + CHECK_FCT( fd_dict_search( fd_g_config->cnf_dict, DICT_APPLICATION, APPLICATION_BY_NAME, "Diameter Credit Control Application", &data.app, ENOENT) ); + CHECK_FCT( fd_disp_app_support ( data.app, NULL, 1, 0 ) ); + + /* register handler for ASR */ + CHECK_FCT( fd_dict_search( fd_g_config->cnf_dict, DICT_COMMAND, CMD_BY_NAME, "Abort-Session-Request", &data.command, ENOENT) ); + CHECK_FCT( fd_disp_register( asr_handler, DISP_HOW_CC, &data, NULL, &asr_handler_hdl ) ); + + return 0; +} + +EXTENSION_ENTRY("test_as", as_entry); |