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106 lines
4.1 KiB
C
106 lines
4.1 KiB
C
/*********************************************************************************************************
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* Software License Agreement (BSD License) *
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* Author: Sebastien Decugis <sdecugis@freediameter.net> *
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* *
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* Copyright (c) 2013, WIDE Project and NICT *
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* All rights reserved. *
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* *
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* Redistribution and use of this software in source and binary forms, with or without modification, are *
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* permitted provided that the following conditions are met: *
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* *
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* * Redistributions of source code must retain the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer. *
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* *
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* * Redistributions in binary form must reproduce the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer in the documentation and/or other *
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* materials provided with the distribution. *
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* *
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* * Neither the name of the WIDE Project or NICT nor the *
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* names of its contributors may be used to endorse or *
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* promote products derived from this software without *
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* specific prior written permission of WIDE Project and *
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* NICT. *
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* *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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*********************************************************************************************************/
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/*
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* Debug-only extension for routing module;
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* displays state information at the end of routing information process.
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*/
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#include <freeDiameter/extension.h>
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static struct fd_rt_fwd_hdl * fwd_hdl = NULL;
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static struct fd_rt_out_hdl * out_hdl = NULL;
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/* Proxying debug callback */
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static int dbgrt_fwd_cb(void * cbdata, struct msg ** msg)
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{
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char * buf = NULL; size_t buflen;
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TRACE_ENTRY("%p %p", cbdata, msg);
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LOG_D("[dbg_rt] FWD routing message: %p", msg ? *msg : NULL);
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if (msg) {
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CHECK_MALLOC( fd_msg_dump_treeview(&buf, &buflen, NULL, *msg, NULL, 0, 1) );
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LOG_D("%s", buf);
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}
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free(buf);
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return 0;
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}
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/* Path selection debug callback */
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static int dbgrt_out_cb(void * cbdata, struct msg ** pmsg, struct fd_list * candidates)
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{
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struct fd_list * li;
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struct msg * msg = *pmsg;
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char * buf = NULL; size_t buflen;
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TRACE_ENTRY("%p %p %p", cbdata, msg, candidates);
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LOG_D("[dbg_rt] OUT routing message: %p", msg);
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CHECK_MALLOC( fd_msg_dump_treeview(&buf, &buflen, NULL, msg, NULL, 0, 1) );
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LOG_D("%s", buf);
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LOG_D("[dbg_rt] Current list of candidates (%p): (score - id)", msg);
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for (li = candidates->next; li != candidates; li = li->next) {
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struct rtd_candidate *c = (struct rtd_candidate *) li;
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LOG_D("[dbg_rt] %d -\t%s", c->score, c->diamid);
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}
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return 0;
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}
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/* Register the callbacks to the daemon */
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static int dbgrt_main(char * conffile)
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{
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TRACE_ENTRY("%p", conffile);
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CHECK_FCT( fd_rt_fwd_register ( dbgrt_fwd_cb, NULL, RT_FWD_ALL, &fwd_hdl ) );
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CHECK_FCT( fd_rt_out_register ( dbgrt_out_cb, NULL, -1 /* so that it is called late */, &out_hdl ) );
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return 0;
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}
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/* Cleanup the callbacks */
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void fd_ext_fini(void)
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{
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TRACE_ENTRY();
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/* Unregister the modules */
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CHECK_FCT_DO( fd_rt_fwd_unregister ( fwd_hdl, NULL ), /* continue */ );
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CHECK_FCT_DO( fd_rt_out_unregister ( out_hdl, NULL ), /* continue */ );
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return ;
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}
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/* Define the entry point function */
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EXTENSION_ENTRY("dbg_rt", dbgrt_main);
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