[Freeswitch-svn] [commit] r10929 - freeswitch/trunk/src/mod/applications/mod_easyroute

FreeSWITCH SVN silik0n at freeswitch.org
Tue Dec 23 13:49:18 PST 2008


Author: silik0n
Date: Tue Dec 23 16:49:17 2008
New Revision: 10929

Log:
its not hard, its easy

Added:
   freeswitch/trunk/src/mod/applications/mod_easyroute/
   freeswitch/trunk/src/mod/applications/mod_easyroute/Makefile
   freeswitch/trunk/src/mod/applications/mod_easyroute/mod_easyroute.c

Added: freeswitch/trunk/src/mod/applications/mod_easyroute/Makefile
==============================================================================
--- (empty file)
+++ freeswitch/trunk/src/mod/applications/mod_easyroute/Makefile	Tue Dec 23 16:49:17 2008
@@ -0,0 +1,3 @@
+BASE=../../../..
+include /usr/src/freeswitch.trunk/build/modmake.rules
+LOCAL_CFLAGS += `if test -f $(BASE)/.libs/libfreeswitch_la-switch_odbc.o ; then echo -DSWITCH_HAVE_ODBC; fi ;`

Added: freeswitch/trunk/src/mod/applications/mod_easyroute/mod_easyroute.c
==============================================================================
--- (empty file)
+++ freeswitch/trunk/src/mod/applications/mod_easyroute/mod_easyroute.c	Tue Dec 23 16:49:17 2008
@@ -0,0 +1,361 @@
+/* 
+ * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ * Copyright (C) 2005/2006, Anthony Minessale II <anthmct at yahoo.com>
+ *
+ * Version: MPL 1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ *
+ * The Initial Developer of the Original Code is
+ * Anthony Minessale II <anthmct at yahoo.com>
+ *
+ * The Initial Developer of this module is
+ * Ken Rice <krice at rmktek dot com>
+ *
+ * Portions created by the Initial Developer are Copyright (C)
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Ken Rice <krice at rmktek dot com>
+ *
+ * mod_easyroute.c -- EasyRoute
+ * Take Incoming DIDs and Lookup where to send them as well as retrieve
+ * the number of channels they are allowed you use
+ *
+ * Big Thanks to CP,  for funding this work.
+ *
+ */
+
+#include <switch.h>
+
+#ifdef SWITCH_HAVE_ODBC
+#include <switch_odbc.h>
+#endif
+
+typedef struct easyroute_results{
+	char	limit[16];
+        char	destnum[16];
+        char	dialstring[256];
+        char	group[16];
+	char	acctcode[17];
+        char	translated[17];
+} easyroute_results_t;
+
+
+typedef struct route_callback {
+	char	gateway[129];
+	char	group[129];
+	char	techprofile[129];
+	char	limit[129];
+	char	acctcode[129];
+	char	translated[17];
+} route_callback_t;
+
+static struct {
+	char *db_username;
+	char *db_password;
+	char *db_dsn;
+	char *default_techprofile;
+	char *default_gateway;
+	switch_mutex_t *mutex;
+#ifdef SWITCH_HAVE_ODBC
+	switch_odbc_handle_t *master_odbc;
+#else   
+	void *filler1;
+#endif
+} globals;
+
+SWITCH_MODULE_LOAD_FUNCTION(mod_easyroute_load);
+SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_easyroute_shutdown);
+SWITCH_MODULE_DEFINITION(mod_easyroute, mod_easyroute_load, mod_easyroute_shutdown, NULL);
+
+SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_db_username, globals.db_username);
+SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_db_password, globals.db_password);
+SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_db_dsn, globals.db_dsn);
+SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_default_techprofile, globals.default_techprofile);
+SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_default_gateway, globals.default_gateway);
+
+static int route_callback(void *pArg, int argc, char **argv, char **columnNames)
+{
+	route_callback_t *cbt = (route_callback_t *) pArg;
+
+	switch_copy_string(cbt->gateway, argv[0], 128);
+	switch_copy_string(cbt->group, argv[1], 128);
+	switch_copy_string(cbt->limit, argv[2], 128);
+	switch_copy_string(cbt->techprofile, argv[3], 128);
+	switch_copy_string(cbt->acctcode, argv[4], 128);
+	switch_copy_string(cbt->translated, argv[5], 16);
+
+	return 0;
+}
+
+
+
+static switch_status_t load_config(void)
+{
+	char *cf = "easyroute.conf";
+	switch_xml_t cfg, xml = NULL, param, settings;
+	switch_status_t status = SWITCH_STATUS_SUCCESS;
+	
+	if (!(xml = switch_xml_open_cfg(cf, &cfg, NULL))) {
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "open of %s failed\n", cf);
+		status = SWITCH_STATUS_FALSE;
+		goto done;
+	}
+	
+	if ((settings = switch_xml_child(cfg, "settings"))) {
+		for (param = switch_xml_child(settings, "param"); param; param = param->next) {
+			char *var = (char *) switch_xml_attr_soft(param, "name");
+			char *val = (char *) switch_xml_attr_soft(param, "value");
+			if (!strcasecmp(var, "db_username")) {
+				set_global_db_username(val);
+			} else if (!strcasecmp(var, "db_password")) {
+				set_global_db_password(val);
+			} else if (!strcasecmp(var, "db_dsn")) {
+				set_global_db_dsn(val);
+			} else if (!strcasecmp(var, "default-techprofile")) {
+				set_global_default_techprofile(val);
+			} else if (!strcasecmp(var, "default-gateway")) {
+				set_global_default_gateway(val);
+			}
+		}
+	}
+	
+done:
+	if (!globals.db_username) {
+		set_global_db_username("root");
+	}
+	if (!globals.db_password) {
+		set_global_db_password("land99rover");
+	}
+	if (!globals.db_dsn) {
+		set_global_db_dsn("easyroute");
+	}
+
+
+#ifdef SWITCH_HAVE_ODBC
+	if (globals.db_dsn) {
+		if (!(globals.master_odbc = switch_odbc_handle_new(globals.db_dsn, globals.db_username, globals.db_password))) {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Cannot Open ODBC Database!\n");
+			status = SWITCH_STATUS_FALSE;
+			goto reallydone;
+		} else {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Opened ODBC Database!\n");
+		}
+		if (switch_odbc_handle_connect(globals.master_odbc) != SWITCH_ODBC_SUCCESS) {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Cannot Open ODBC Database!\n");
+			status = SWITCH_STATUS_FALSE;
+			goto reallydone;
+		} else {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Opened ODBC Database!\n");
+		}
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Connected ODBC DSN: %s\n", globals.db_dsn);
+		if (switch_odbc_handle_exec(globals.master_odbc, "select count(*) from numbers", NULL) != SWITCH_STATUS_SUCCESS) {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Cannot find  SQL Database! (Where\'s the numbers table\?\?)\n");
+		}
+		if (switch_odbc_handle_exec(globals.master_odbc, "select count(*) from gateways", NULL) != SWITCH_STATUS_SUCCESS) {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Cannot find  SQL Database! (Where\'s the gateways table\?\?)\n");
+		}
+    	} else {
+#endif
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Cannot Open ODBC Connection (did you enable it?!)\n");
+#ifdef SWITCH_HAVE_ODBC
+	}
+#endif
+
+reallydone:
+
+	if (xml) {
+		switch_xml_free(xml);
+	}
+	if (!globals.default_techprofile) {
+		set_global_default_techprofile("sofia/default");
+	}
+	if (!globals.default_gateway) {
+		set_global_default_gateway("192.168.1.1");
+	}
+	return status;
+}
+
+static char SQL_LOOKUP[] = "SELECT gateways.gateway_ip, gateways.group, gateways.limit, gateways.techprofile, numbers.acctcode, numbers.translated from gateways, numbers where numbers.number = \"%s\" and numbers.gateway_id = gateways.gateway_id limit 1;";
+
+static switch_status_t route_lookup(char *dn, easyroute_results_t *results)
+{	
+	switch_status_t sstatus = SWITCH_STATUS_SUCCESS;
+	char sql[1024] = "";
+	route_callback_t pdata;
+
+	memset(&pdata, 0, sizeof(pdata));
+
+	snprintf(sql, 1025, SQL_LOOKUP, dn);
+
+	if (globals.mutex){
+		switch_mutex_lock(globals.mutex);
+	}
+	/* Do the Query */
+#ifdef SWITCH_HAVE_ODBC
+	if (switch_odbc_handle_callback_exec(globals.master_odbc, sql, route_callback, &pdata) == SWITCH_ODBC_SUCCESS){
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,  "SQL Query\n[%s]\n", sql);
+		char tmp_profile[129];
+		char tmp_gateway[16];
+
+		if (switch_strlen_zero(pdata.limit)) {
+			switch_set_string(results->limit, "9999" );
+		} else {
+			switch_set_string(results->limit, pdata.limit );
+		}
+
+		if (switch_strlen_zero(pdata.techprofile)){
+			switch_set_string(tmp_profile, globals.default_techprofile);
+		} else {
+			switch_set_string(tmp_profile, pdata.techprofile);
+		}
+
+		if (switch_strlen_zero(pdata.gateway)){
+			switch_set_string(tmp_gateway, globals.default_gateway);
+		} else {
+			switch_set_string(tmp_gateway, pdata.gateway);
+		}
+
+		if (switch_strlen_zero(pdata.translated)){
+			switch_set_string(results->translated, dn);
+		} else {
+			switch_set_string(results->translated, pdata.translated);
+		}
+
+		switch_snprintf(results->dialstring, 256, "%s/%s@%s", tmp_profile , results->translated, tmp_gateway);
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,  "THE ROUTE [%s]", results->dialstring);
+
+		if (switch_strlen_zero(pdata.group)){
+			switch_set_string(results->group, "");
+		} else {
+			switch_set_string(results->group, pdata.group);
+		}
+
+		if (switch_strlen_zero(pdata.acctcode)){
+			switch_set_string(results->acctcode, "");
+		} else {
+			switch_set_string(results->acctcode, pdata.acctcode);
+		}
+	} else {
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "DB Error Setting Default Route!\n");
+		switch_set_string(results->limit, "9999");
+		switch_snprintf(results->dialstring, 256, "%s/%s@%s", globals.default_techprofile, dn, globals.default_gateway);
+		switch_set_string(results->group, "");
+		switch_set_string(results->acctcode, "");
+	}
+#endif
+	if (globals.mutex){
+		switch_mutex_unlock(globals.mutex);
+	}
+	return sstatus;
+}
+
+SWITCH_STANDARD_APP(easyroute_app_function)
+{
+	int argc = 0;
+	char *argv[4] = { 0 };
+	char *mydata = NULL;
+	char *destnum = NULL; 
+	easyroute_results_t results;
+	switch_channel_t *channel = switch_core_session_get_channel(session);
+
+	if (!channel) {
+		return;
+	}
+	
+	if (!(mydata = switch_core_session_strdup(session, data))) {
+		return;
+	}
+	
+	if ((argc = switch_separate_string(mydata, ' ', argv, (sizeof(argv) / sizeof(argv[0]))))) {
+		destnum = argv[0];
+		route_lookup(destnum, &results);
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "EASY ROUTE DEST: [%s]\n", results.dialstring);
+		switch_channel_set_variable(channel, "easy_destnum", results.destnum);
+		switch_channel_set_variable(channel, "easy_dialstring", results.dialstring);
+		switch_channel_set_variable(channel, "easy_group", results.group);
+		switch_channel_set_variable(channel, "easy_limit", results.limit);
+		switch_channel_set_variable(channel, "easy_acctcode", results.acctcode);
+	}
+}
+
+SWITCH_STANDARD_API(easyroute_function)
+{
+	int argc = 0;
+	char *argv[4] = { 0 };
+	char *mydata = NULL;
+	char *destnum = NULL;
+	easyroute_results_t results;
+	
+	if (session) {
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "This function cannot be called from the dialplan.\n");
+		return SWITCH_STATUS_FALSE;
+	}
+	
+	if (!cmd || !(mydata = strdup(cmd))) {
+		stream->write_function(stream, "Usage: easyroute <number>\n");
+		return SWITCH_STATUS_SUCCESS;
+	}
+	
+	if ((argc = switch_separate_string(mydata, ' ', argv, (sizeof(argv) / sizeof(argv[0]))))) {
+		destnum = argv[0];
+		
+		if (!route_lookup(destnum, &results) == SWITCH_STATUS_SUCCESS) {
+			stream->write_function(stream, "No Match!\n");
+			return SWITCH_STATUS_SUCCESS;
+		}
+		
+		stream->write_function(stream, "Number    \tLimit     \tGroup    \tAcctCode  \tDialstring\n");
+		stream->write_function(stream, "%-10s\t%-10s\t%-10s\t%-10s\t%s\n", destnum, results.limit, results.group, results.acctcode, results.dialstring);
+	} else {
+		stream->write_function(stream, "Invalid Input!\n");
+	}
+	
+	return SWITCH_STATUS_SUCCESS;
+
+}
+
+SWITCH_MODULE_LOAD_FUNCTION(mod_easyroute_load)
+{
+	switch_api_interface_t *api_interface;
+	switch_application_interface_t *app_interface;
+	
+	memset(&globals, 0, sizeof(globals));
+	load_config();
+	
+	/* connect my internal structure to the blank pointer passed to me */
+	*module_interface = switch_loadable_module_create_module_interface(pool, modname);
+	SWITCH_ADD_API(api_interface, "easyroute", "EasyRoute", easyroute_function, "");
+	SWITCH_ADD_APP(app_interface, "easyroute", "Perform an easyroute lookup", "Perform an easyroute lookup", easyroute_app_function, "<number>", SAF_SUPPORT_NOMEDIA);
+	
+	/* indicate that the module should continue to be loaded */
+	return SWITCH_STATUS_SUCCESS;
+}
+
+SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_easyroute_shutdown)
+{	
+	switch_odbc_handle_connect(globals.master_odbc);
+	return SWITCH_STATUS_UNLOAD;
+}
+
+/* For Emacs:
+ * Local Variables:
+ * mode:c
+ * indent-tabs-mode:t
+ * tab-width:4
+ * c-basic-offset:4
+ * End:
+ * For VIM:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
+ */



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