Ported the app_test application

extensions/CMakeLists.txt

@@ -78,7 +78,7 @@ OPTION(BUILD_MONITOR "Build monitor.fdx? (display periodical debug information o
 # 	   SUBDIRS(rt_debug)
 # 	ENDIF (BUILD_RT_DEBUG)
 
-# OPTION(BUILD_APP_TEST "Build app_test? (Testing application to send dummy message to another peer, for testing purpose only)" OFF)
-# 	IF (BUILD_APP_TEST)
-# 	   SUBDIRS(app_test)
-# 	ENDIF (BUILD_APP_TEST)
+OPTION(BUILD_APP_TEST "Build app_test? (Testing application to send dummy message to another peer, for testing purpose only)" OFF)
+ 	IF (BUILD_APP_TEST)
+ 	   SUBDIRS(app_test)
+ 	ENDIF (BUILD_APP_TEST)

extensions/app_test/CMakeLists.txt

+# The dict_nasreq extension
+PROJECT("Test Diameter Application" C)
+
+# Parser files
+BISON_FILE(atst_conf.y)
+FLEX_FILE(atst_conf.l)
+SET_SOURCE_FILES_PROPERTIES(lex.atst_conf.c atst_conf.tab.c PROPERTIES COMPILE_FLAGS "-I ${CMAKE_CURRENT_SOURCE_DIR}")
+
+# List of source files
+SET( APP_TEST_SRC
+	app_test.c
+	app_test.h
+	lex.atst_conf.c
+	atst_conf.tab.c
+	atst_conf.tab.h
+	atst_sig.c
+	atst_dict.c
+	atst_serv.c
+	atst_cli.c
+)
+
+# Compile as a module
+FD_ADD_EXTENSION(app_test ${APP_TEST_SRC})

extensions/app_test/app_test.c

+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Sebastien Decugis <sdecugis@nict.go.jp>							 *
+*													 *
+* Copyright (c) 2009, 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.								 *
+*********************************************************************************************************/
+
+/* 
+ * Test application for freeDiameter.
+ */
+
+#include "app_test.h"
+
+/* Initialize the configuration */
+struct atst_conf * atst_conf = NULL;
+static struct atst_conf _conf;
+
+static int atst_conf_init(void)
+{
+	atst_conf = &_conf;
+	memset(atst_conf, 0, sizeof(struct atst_conf));
+	
+	/* Set the default values */
+	atst_conf->vendor_id  = 0;		/* IETF */
+	atst_conf->appli_id   = 0xffffff;	/* dummy value */
+	atst_conf->cmd_id     = 0xfffffe;	/* Experimental */
+	atst_conf->avp_id     = 0xffffff;	/* dummy value */
+	atst_conf->mode       = MODE_SERV | MODE_CLI;
+	atst_conf->dest_realm = strdup(fd_g_config->cnf_diamrlm);
+	atst_conf->dest_host  = NULL;
+	atst_conf->signal     = 10; /* SIGUSR1 */
+	
+	return 0;
+}
+
+static void atst_conf_dump(void)
+{
+	TRACE_DEBUG(FULL, "------- app_test configuration dump: ---------");
+	TRACE_DEBUG(FULL, " Vendor Id .......... : %u", atst_conf->vendor_id);
+	TRACE_DEBUG(FULL, " Application Id ..... : %u", atst_conf->appli_id);
+	TRACE_DEBUG(FULL, " Command Id ......... : %u", atst_conf->cmd_id);
+	TRACE_DEBUG(FULL, " AVP Id ............. : %u", atst_conf->avp_id);
+	TRACE_DEBUG(FULL, " Mode ............... : %s%s", atst_conf->mode & MODE_SERV ? "Serv" : "", atst_conf->mode & MODE_CLI ? "Cli" : "" );
+	TRACE_DEBUG(FULL, " Destination Realm .. : %s", atst_conf->dest_realm ?: "- none -");
+	TRACE_DEBUG(FULL, " Destination Host ... : %s", atst_conf->dest_host ?: "- none -");
+	TRACE_DEBUG(FULL, " Signal ............. : %i", atst_conf->signal);
+	TRACE_DEBUG(FULL, "------- /app_test configuration dump ---------");
+}
+
+/* entry point */
+static int atst_entry(char * conffile)
+{
+	TRACE_ENTRY("%p", conffile);
+	
+	/* Initialize configuration */
+	CHECK_FCT( atst_conf_init() );
+	
+	/* Parse configuration file */
+	if (conffile != NULL) {
+		CHECK( atst_conf_handle(conffile) );
+	}
+	
+	TRACE_DEBUG(INFO, "Extension APP/Test initialized with configuration: '%s'", conffile);
+	atst_conf_dump();
+	
+	/* Install objects definitions for this test application */
+	CHECK_FCT( atst_dict_init() );
+	
+	/* Install the handlers for incoming messages */
+	if (atst_conf->mode & MODE_SERV) {
+		CHECK_FCT( atst_serv_init() );
+	}
+	
+	/* Start the signal handler thread */
+	if (atst_conf->mode & MODE_CLI) {
+		CHECK_FCT( atst_cli_init() );
+	}
+	
+	return 0;
+}
+
+/* Unload */
+void fd_ext_fini(void)
+{
+	if (atst_conf->mode & MODE_CLI)
+		atst_cli_fini();
+	if (atst_conf->mode & MODE_SERV)
+		atst_serv_fini();
+}
+
+EXTENSION_ENTRY("app_test", atst_entry);

extensions/app_test/app_test.h

+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Sebastien Decugis <sdecugis@nict.go.jp>							 *
+*													 *
+* Copyright (c) 2009, 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.								 *
+*********************************************************************************************************/
+
+/* Header file for the app_test extension. 
+ *
+ *  This extension provides a way to send configurable messages on the network
+ *
+ *  See the app_test.conf.sample file for the format of the configuration file.
+ */
+ 
+#include <freeDiameter/extension.h>
+
+/* Mode for the extension */
+#define MODE_SERV	0x1
+#define	MODE_CLI	0x2
+
+/* The module configuration */
+struct atst_conf {
+	uint32_t	vendor_id;	/* default 999999 */
+	uint32_t	appli_id;	/* default 123456 */
+	uint32_t	cmd_id;		/* default 234567 */
+	uint32_t	avp_id;		/* default 345678 */
+	int		mode;		/* default MODE_SERV | MODE_CLI */
+	char 	*	dest_realm;	/* default local realm */
+	char 	*	dest_host;	/* default NULL */
+	int 		signal;		/* default SIGUSR1 */
+};
+extern struct atst_conf * atst_conf;
+
+/* Parse the configuration file */
+int atst_conf_handle(char * conffile);
+
+/* Start or stop the signal handler */
+int atst_sig_init(void (*cb)(void));
+void atst_sig_fini(void);
+
+/* Handle incoming messages (server) */
+int atst_serv_init(void);
+void atst_serv_fini(void);
+
+/* Create outgoing message (client) */
+int atst_cli_init(void);
+void atst_cli_fini(void);
+
+/* Initialize dictionary definitions */
+int atst_dict_init(void);
+
+
+/* Some global variables for dictionary */
+extern struct dict_object * atst_vendor;
+extern struct dict_object * atst_appli;
+extern struct dict_object * atst_cmd_r;
+extern struct dict_object * atst_cmd_a;
+extern struct dict_object * atst_avp;
+
+extern struct dict_object * atst_sess_id;
+extern struct dict_object * atst_origin_host;
+extern struct dict_object * atst_origin_realm;
+extern struct dict_object * atst_dest_host;
+extern struct dict_object * atst_dest_realm;
+extern struct dict_object * atst_res_code;

extensions/app_test/atst_cli.c

+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Sebastien Decugis <sdecugis@nict.go.jp>							 *
+*													 *
+* Copyright (c) 2009, 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.								 *
+*********************************************************************************************************/
+
+/* Create and send a message, and receive it */
+
+/* Note that we use both sessions and the argument to answer callback to pass the same value.
+ * This is just for the purpose of checking everything went OK.
+ */
+
+#include "app_test.h"
+
+static struct session_handler * atst_cli_reg = NULL;
+
+struct atst_mess_info {
+	int32_t		randval;	/* a random value to store in Test-AVP */
+	struct timespec ts;		/* Time of sending the message */
+} ;
+
+/* Cb called when an answer is received */
+static void atst_cb_ans(void * data, struct msg ** msg)
+{
+	struct atst_mess_info * mi = NULL;
+	struct timespec ts;
+	struct session * sess;
+	struct avp * avp;
+	struct avp_hdr * hdr;
+	
+	CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &ts), return );
+
+	/* Search the session, retrieve its data */
+	{
+		int new;
+		CHECK_FCT_DO( fd_msg_sess_get(fd_g_config->cnf_dict, *msg, &sess, &new), return );
+		ASSERT( new == 0 );
+		
+		CHECK_FCT_DO( fd_sess_state_retrieve( atst_cli_reg, sess, &mi ), return );
+		TRACE_DEBUG( INFO, "%p %p", mi, data);
+		ASSERT( (void *)mi == data );
+	}
+	
+	/* Now log content of the answer */
+	fprintf(stderr, "RECV ");
+	
+	/* Value of Test-AVP */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, atst_avp, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+		fprintf(stderr, "%x (%s) ", hdr->avp_value->i32, (hdr->avp_value->i32 == mi->randval) ? "Ok" : "PROBLEM");
+	} else {
+		fprintf(stderr, "no_Test-AVP ");
+	}
+	
+	/* Value of Result Code */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, atst_res_code, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+		fprintf(stderr, "Status: %d ", hdr->avp_value->i32);
+	} else {
+		fprintf(stderr, "no_Result-Code ");
+	}
+	
+	/* Value of Origin-Host */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, atst_origin_host, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+		fprintf(stderr, "From '%.*s' ", hdr->avp_value->os.len, hdr->avp_value->os.data);
+	} else {
+		fprintf(stderr, "no_Origin-Host ");
+	}
+	
+	/* Value of Origin-Realm */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, atst_origin_realm, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+		fprintf(stderr, "('%.*s') ", hdr->avp_value->os.len, hdr->avp_value->os.data);
+	} else {
+		fprintf(stderr, "no_Origin-Realm ");
+	}
+	
+	/* Now compute how long it took */
+	if (ts.tv_nsec > mi->ts.tv_nsec) {
+		fprintf(stderr, "in %d.%06ld sec", 
+				(int)(ts.tv_sec - mi->ts.tv_sec),
+				(long)(ts.tv_nsec - mi->ts.tv_nsec) / 1000);
+	} else {
+		fprintf(stderr, "in %d.%06ld sec", 
+				(int)(ts.tv_sec + 1 - mi->ts.tv_sec),
+				(long)(1000000000 + ts.tv_nsec - mi->ts.tv_nsec) / 1000);
+	}
+	
+	fprintf(stderr, "\n");
+	fflush(stderr);
+	
+	/* Free the message */
+	CHECK_FCT_DO(fd_msg_free(*msg), return);
+	*msg = NULL;
+	
+	free(mi);
+	
+	return;
+}
+
+/* Create a test message */
+static void atst_cli_test_message(void)
+{
+	struct msg * req = NULL;
+	struct avp * avp;
+	union avp_value val;
+	struct atst_mess_info * mi = NULL;
+	struct session *sess = NULL;
+	
+	TRACE_DEBUG(FULL, "Creating a new message for sending.");
+	
+	/* Create the request from template */
+	CHECK_FCT_DO( fd_msg_new( atst_cmd_r, MSGFL_ALLOC_ETEID, &req ), return );
+	
+	/* Create a new session */
+	CHECK_FCT_DO( fd_sess_new( &sess, fd_g_config->cnf_diamid, "app_test", 8 ), return );
+	
+	/* Create the random value to store with the session */
+	mi = malloc(sizeof(struct atst_mess_info));
+	if (mi == NULL) {
+		fd_log_debug("malloc failed: %s", strerror(errno));
+		return;
+	}
+	
+	mi->randval = (int32_t)random();
+	
+	/* Now set all AVPs values */
+	
+	/* Session-Id */
+	{
+		char * sid;
+		CHECK_FCT_DO( fd_sess_getsid ( sess, &sid ), return );
+		CHECK_FCT_DO( fd_msg_avp_new ( atst_sess_id, 0, &avp ), return );
+		val.os.data = sid;
+		val.os.len  = strlen(sid);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), return );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_FIRST_CHILD, avp ), return );
+		
+	}
+	
+	/* Set the Destination-Realm AVP */
+	{
+		CHECK_FCT_DO( fd_msg_avp_new ( atst_dest_realm, 0, &avp ), return  );
+		val.os.data = (unsigned char *)(atst_conf->dest_realm);
+		val.os.len  = strlen(atst_conf->dest_realm);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), return  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), return  );
+	}
+	
+	/* Set the Destination-Host AVP if needed*/
+	if (atst_conf->dest_host) {
+		CHECK_FCT_DO( fd_msg_avp_new ( atst_dest_host, 0, &avp ), return  );
+		val.os.data = (unsigned char *)(atst_conf->dest_host);
+		val.os.len  = strlen(atst_conf->dest_host);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), return  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), return  );
+	}
+	
+	/* Set Origin-Host & Origin-Realm */
+	CHECK_FCT_DO( fd_msg_add_origin ( req, 0 ), return  );
+	
+	
+	/* Set the Test-AVP AVP */
+	{
+		CHECK_FCT_DO( fd_msg_avp_new ( atst_avp, 0, &avp ), return  );
+		val.i32 = mi->randval;
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), return  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), return  );
+	}
+	
+	CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &mi->ts), return );
+	
+	/* Store this value in the session */
+	CHECK_FCT_DO( fd_sess_state_store ( atst_cli_reg, sess, &mi ), return ); 
+	
+	/* Log sending the message */
+	fprintf(stderr, "SEND %x to '%s' (%s)\n", mi->randval, atst_conf->dest_realm, atst_conf->dest_host?:"-" );
+	fflush(stderr);
+	
+	/* Send the request */
+	CHECK_FCT_DO( fd_msg_send( &req, atst_cb_ans, mi ), return );
+	
+	return;
+}
+
+int atst_cli_init(void)
+{
+	CHECK_FCT( fd_sess_handler_create(&atst_cli_reg, free) );
+	
+	CHECK_FCT( atst_sig_init(atst_cli_test_message) );
+	
+	return 0;
+}
+
+void atst_cli_fini(void)
+{
+	(void) fd_sess_handler_destroy(&atst_cli_reg);
+	
+	atst_sig_fini();
+	
+	return;
+};

extensions/app_test/atst_conf.l

+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Sebastien Decugis <sdecugis@nict.go.jp>							 *
+*													 *
+* Copyright (c) 2009, 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.								 *
+*********************************************************************************************************/
+
+/* Lex extension's configuration parser.
+ *
+ * The configuration file contains a default priority, and a list of peers with optional overwite priority.
+ * -- see the app_test.conf.sample file for more detail.
+ */
+
+%{
+#include "app_test.h"
+/* Include yacc tokens definitions */
+#include "atst_conf.tab.h"
+
+/* Update the column information */
+#define YY_USER_ACTION { 						\
+	yylloc->first_column = yylloc->last_column + 1; 		\
+	yylloc->last_column = yylloc->first_column + yyleng - 1;	\
+}
+
+/* Avoid warning with newer flex */
+#define YY_NO_INPUT
+
+%}
+
+%option bison-bridge bison-locations
+%option noyywrap
+%option nounput
+
+%%
+
+	/* Update the line count */
+\n			{
+				yylloc->first_line++; 
+				yylloc->last_line++; 
+				yylloc->last_column=0; 
+			}
+	 
+	/* Eat all spaces but not new lines */
+([[:space:]]{-}[\n])+	;
+	/* Eat all comments */
+#.*$			;
+
+	/* Recognize any integer */
+[-]?[[:digit:]]+		{
+				/* Convert this to an integer value */
+				int ret=0;
+				ret = sscanf(yytext, "%i", &yylval->integer);
+				if (ret != 1) {
+					/* No matching: an error occurred */
+					fd_log_debug("Unable to convert the value '%s' to a valid number: %s\n", yytext, strerror(errno));
+					return LEX_ERROR; /* trig an error in yacc parser */
+					/* Maybe we could REJECT instead of failing here? */
+				}
+				return INTEGER;
+			}
+
+	/* Recognize quoted strings */
+\"[[:alnum:].-]+\"	{
+				/* Match a string. expected only ASCII characters, '-' and '.'. The validation is done in yacc */
+				yylval->string = strdup(yytext+1);
+				if (!yylval->string) {
+					fd_log_debug("Unable to copy the string '%s': %s\n", yytext, strerror(errno));
+					TRACE_DEBUG(INFO, "strdup failed");
+					return LEX_ERROR; /* trig an error in yacc parser */
+				}
+				yylval->string[strlen(yytext) - 2] = '\0';
+				return QSTRING;
+			}
+			
+	/* Recognize the tokens */	
+(?i:"vendor-id")	{
+				return VENDOR_ID;
+			}
+
+(?i:"appli-id")		{
+				return APPLI_ID;
+			}
+
+(?i:"cmd-id")		{
+				return CMD_ID;
+			}
+
+(?i:"avp-id")		{
+				return AVP_ID;
+			}
+
+(?i:"mode")		{
+				return MODE;
+			}
+
+(?i:"server")		{
+				yylval->integer = MODE_SERV;
+				return INTEGER;
+			}
+
+(?i:"client")		{
+				yylval->integer = MODE_CLI;
+				return INTEGER;
+			}
+
+(?i:"both")		{