[Serusers] ONSIP Script + Java Rockx ser 0.9.0 script

Aisling O'Driscoll ashling.odriscoll at cit.ie
Wed Sep 21 16:09:36 CEST 2005


Hello everyone,

I am trying to modify the Onsip call forward script to forward to
asterisk voicemail given a users preference. I am using the script
that Java RockX (Paul) posted in January...
http://mail.iptel.org/pipermail/serusers/2005-January/014968.html

I think I am getting very confused though with the logic...I want
users to be able to load their preference using the avpops module of
whether they want call forward on no answer or voicemail. They get
directed to voicemail if they dial their own extension number....I
have posted the modified script which is a combination of the Pauls
script and the Onsip script...When I start SER I currently have these
errors but I'd say these are a consequence of my messed up logic
;)....

0(20031) ERROR:parse_avp_name: unsupported type [1]
 0(20031) ERROR:add_avp_galias_str: <500> not a valid AVP name
 0(20031) parse error (70,20-21): Can't set module parameter

The config is below....
If anyone can offer some insight, Id be very grateful.
Many thanks,
Aisling.

# $Id: nat-rtpproxy.cfg 9 2005-08-19 15:30:55Z /CN=Greger V.
Teigre/emailAddress=greger at onsip.org $
#debug=3
#fork=yes
#log_stderror=no

#listen=x.x.x.x           # INSERT YOUR IP ADDRESS HERE
#port=5060
#children=4

check_via=no
dns=no
rev_dns=no
fifo="/tmp/ser_fifo"
fifo_db_url="mysql://root:password@localhost/ser"

alias="x.x.x.x:5060"

loadmodule "/usr/local/lib/ser/modules/mysql.so"
loadmodule "/usr/local/lib/ser/modules/sl.so"
loadmodule "/usr/local/lib/ser/modules/tm.so"
loadmodule "/usr/local/lib/ser/modules/rr.so"
loadmodule "/usr/local/lib/ser/modules/maxfwd.so"
loadmodule "/usr/local/lib/ser/modules/usrloc.so"
loadmodule "/usr/local/lib/ser/modules/registrar.so"
loadmodule "/usr/local/lib/ser/modules/auth.so"
loadmodule "/usr/local/lib/ser/modules/auth_db.so"
loadmodule "/usr/local/lib/ser/modules/uri.so"
loadmodule "/usr/local/lib/ser/modules/uri_db.so"
loadmodule "/usr/local/lib/ser/modules/nathelper.so"
loadmodule "/usr/local/lib/ser/modules/textops.so"
loadmodule "/usr/local/lib/ser/modules/cpl-c.so"
loadmodule "/usr/local/lib/ser/modules/avpops.so"
loadmodule "/usr/local/lib/ser/modules/permissions.so"
loadmodule "/usr/local/lib/ser/modules/speeddial.so"
loadmodule "/usr/local/lib/ser/modules/group.so"

modparam("auth_db|permissions|uri_db|usrloc", "db_url",
"mysql://root:password@localhost/ser")
modparam("auth_db", "calculate_ha1", 1)
modparam("auth_db", "password_column", "password")

modparam("nathelper", "natping_interval", 30) #ping every 30 seconds
modparam("nathelper", "ping_nated_only", 1)   
modparam("nathelper", "rtpproxy_sock", "/var/run/rtpproxy.sock")

modparam("cpl-c", "cpl_db", "mysql://root:password@localhost/ser")
modparam("cpl-c", "cpl_table", "cpl")
modparam("cpl-c", "cpl_dtd_file",
"/tmp/ser-0.9.3/modules/cpl-c/cpl-06.dtd")
modparam("cpl-c", "lookup_domain", "location")

modparam("tm", "fr_inv_timer", 27)
modparam("tm", "fr_inv_timer_avp", "inv_timeout")

modparam("permissions", "db_mode", 1)
modparam("permissions", "trusted_table", "trusted")

modparam("usrloc", "db_mode", 2)

modparam("registrar", "nat_flag", 6)

modparam("rr", "enable_full_lr", 1)

modparam("speeddial", "db_url", "mysql://root:password@localhost/ser")
modparam("speeddial", "user_column", "userid")
modparam("speeddial", "sd_user_column", "short_user")
modparam("speeddial", "sd_domain_column", "short_domain")
modparam("speeddial", "new_uri_column", "real_uri")

modparam("avpops", "avp_url", "mysql://root:password@localhost/ser")
modparam("avpops", "avp_table", "usr_preferences")
modparam("avpops", "avp_aliases",
"voicemail=1:500;calltype=i:700;fwd_no_answer_type=1:701;fwd_busy_type
=1:702")

route {

	# -----------------------------------------------------------------
	# Sanity Check Section
	# -----------------------------------------------------------------
	if (!mf_process_maxfwd_header("10")) {
		sl_send_reply("483", "Too Many Hops");
		break;
	};

	if (msg:len > max_len) {
		sl_send_reply("513", "Message Overflow");
		break;
	};

	#------------------------------------------------------------------
	# NOTIFY Keep Alive Section
	#------------------------------------------------------------------
	if ((method=="NOTIFY") && search("^Event: keep-alive")){
		sl_send_reply("200", "OK");
		break;
	};

	#------------------------------------------------------------------
	# Speed Dialing Section
	#------------------------------------------------------------------
	if ((method=="INVITE") && (uri=~"^sip:[0-9]{2}@.*")) {
                sd_lookup("speed_dial");
        };

	#------------------------------------------------------------------
	# Do not Disturb Section
	#------------------------------------------------------------------
	#if(avp_db_load("$ruri/username", "s:donotdisturb")){
	#	if(avp_check("s:donotdisturb", "eq/y/i")){
	#		route(x)   #whereever asterisk voicemail is
	#		break;
	#	};
	#};

	# -----------------------------------------------------------------
	# Record Route Section
	# -----------------------------------------------------------------
	if (method!="REGISTER") {
		record_route();
	};

	if (method=="BYE" || method=="CANCEL") {
		unforce_rtp_proxy();
	};

	if (method=="INVITE"){
		if(is_user_in("Request-URI", "voicemail")){
			setflag(31);
		};
	};

	#
----------------------------------------------------------------------
--
        # URI Compare Section
        #
        # Here we compare the "from" and "to" to see if the caller is
dialing
        # their own extension. If so then we route to voicemail if
needed
        #
----------------------------------------------------------------------
--
        if (method=="INVITE") {
                avp_write("$from", "i:34");
                if (avp_check("i:34", "eq/$ruri/i")) {

                        if (isflagset(31)) {
                                route(8);
                                break;
                        } else {
                                sl_send_reply("486", "Busy");
                                break;
                        };
                };
        };

	# -----------------------------------------------------------------
	# Loose Route Section
	# -----------------------------------------------------------------
	if (loose_route()) {

		if (has_totag() && (method=="INVITE" || method=="ACK")) {
			if (nat_uac_test("19")) {
				setflag(6);
				force_rport();
				fix_nated_contact();
			};
			force_rtp_proxy("l");
		};
		route(1);
		break;
	};

	# -----------------------------------------------------------------
	# Call Type Processing Section
	# -----------------------------------------------------------------

	if (uri!=myself) {
		route(4);
		route(1);
		break;
	};

	if (method=="CANCEL") {
		route(1);
		break;
	} else if (method=="INVITE") {
		if(!cpl_run_script("incoming", "is_stateless"))
		{
			# script execution failed
			t_reply("500", "CPL script execution failed");
		};
		route(3);
		break;
	} else  if (method=="REGISTER") {
		#handle REGISTER messages with CPL script
		cpl_process_register();
		route(2);
		break;
	};

	lookup("aliases");
	if (uri!=myself) {
		route(4);
		route(1);
		break;
	};

	if (!lookup("location")) {

		if(isflagset(31)){
			setflag(19);
		};

		#sl_send_reply("404", "User Not Found");
		#break;
	};

	route(1);
}

route[1] {

	# -----------------------------------------------------------------
	# Default Message Handler
	# -----------------------------------------------------------------

	t_on_reply("1");

	if (!t_relay()) {
		if (method=="INVITE" && isflagset(6)) {
			unforce_rtp_proxy();
		};
		sl_reply_error();
	};
}

route[2] {

	# -----------------------------------------------------------------
	# REGISTER Message Handler
	# ----------------------------------------------------------------

	if (!search("^Contact:[ ]*\*") && nat_uac_test("19")) {
		setflag(6);
		fix_nated_register();
		force_rport();
	};

	sl_send_reply("100", "Trying");

	if (!www_authorize("","subscriber")) {
		www_challenge("","0");
		break;
	};

	if (!check_to()) {
		sl_send_reply("401", "Unauthorized");
		break;
	};

	consume_credentials();

	if (!save("location")) {
		sl_reply_error();
	};
}

route[3] {

	# -----------------------------------------------------------------
	# INVITE Message Handler
	# -----------------------------------------------------------------

	if (!proxy_authorize("","subscriber")) {
		proxy_challenge("","0");
		break;
	} else if (!check_from()) {
		sl_send_reply("403", "Use From=ID");
		break;
	};

	#consume_credentials();

	if (nat_uac_test("19")) {
		setflag(6);
	}

	lookup("aliases");
	if (uri!=myself) {
		route(4);
		route(1);
		break;
	};

	#Blind Call Forwarding
	if (avp_db_load("$ruri/username", "s:callfwd")){
		setflag(22);
		avp_pushto("$ruri", "s:callfwd");
		route(6);
		break;
	};

	if (!lookup("location")) {
		sl_send_reply("404", "User Not Found");
		break;
	};

	if (avp_db_load("$ruri/username", "s:fwdbusy")){
		if(!avp_check("s:fwdbusy", "eq/$ruri/i")){
			setflag(26);
		};
	};

	if (avp_db_load("$ruri/username", "s:fwdnoanswer")){
		if(!avp_check("s:fwdnoanswer", "eq/$ruri/i")){
			setflag(27);
		};
	};

	t_on_failure("1");

	route(4);
	route(1);
}

route[4] {

	# -----------------------------------------------------------------
	# NAT Traversal Section
	# -----------------------------------------------------------------

	if (isflagset(6)) {
		force_rport();
		fix_nated_contact();
		force_rtp_proxy();
	};
}

route[5]{

	#-----------------------------------------------------------------
	# PSTN Handler
	#-----------------------------------------------------------------

	revert_uri();
        rewritehostport("x.x.x.x:5064");
        append_branch();
        t_relay_to_udp("x.x.x.x", "5064");
	break();

	t_on_failure("1");

	route(4);
	route(1);
}

route[6]{

	#------------------------------------------------------------------
	# Call Forwarding Handler
	#
	# This must be done as a route block because sl_send_reply() cannot
	# be called from the failure_route block
	#-------------------------------------------------------------------

	if(uri=~"^sip:1[0-9][10]@"){
		strip(1);
	};

	lookup ("aliases");

	if(uri!=myself){
		if(!isflagset(22)){
			append_branch();
		};

		route(4);
		route(1);
		break;
	};

	if(uri=~"^sip:011[0-9]*@"){
		route(4);
		route(5);
		break;
	};

	if(!lookup("location")){
		if (uri=~"^sip:[0-9][10]@"){
			route(4);
			route(1);
			break;
		};
		sl_send_reply("404", "User Not Found");
	};

	route(4);
	route(1);
}

route[8] {

        # voicemail route #2
        #
        # this path this executed during these conditions:
        #
        #       cond 1) the called number is not in the location table
        #       cond 2) the from_uri == to_uri (ie, caller==callee)

	if (method == "INVITE" || method == "ACK"){
		force_rtp_proxy();
	};

	rewritehostport("x.x.x.x:5064");

        t_on_reply("1");

        if (!t_relay()) {

		if(method == "INVITE" || method == "ACK"){
			unforce_rtp_proxy();
		};

                sl_reply_error();
        };
}

route[9]{

	#voicemail route 1
	#
	#this path is executed during these conditions:
	#
	# cond 1) the called number is in the location table
	#         but the callee did not answer the phone (i.e. failover to
voicemail)

	rewritehostport("x.x.x.x:5064");
	append_branch();

	t_on_reply("1");

	if (!t_relay()){
		if(method == "INVITE" || method=="ACK"){
			unforce_rtp_proxy();
		};
		sl_reply_error();
	};
}

onreply_route[1] {

	if (isflagset(6) && status=~"(180)|(183)|2[0-9][0-9]") {
		if (!search("^Content-Length:[ ]*0")) {
			force_rtp_proxy();
		};
	};

	if (nat_uac_test("1")) {
		fix_nated_contact();
	};
}

failure_route[1]{

	if(t_check_status("487")){
		break;
	};

	if(isflagset(26) && t_check_status("486")){
		if(avp_pushto("$ruri", "s:fwdbusy")){
			avp_delete("s:fwdbusy");
			resetflag(26);
			append_branch();
			route(6);
			break;
		};
	};

	#Here we can have either voicemail OR forward no answer
	#forward on no answer is flag 27
	#voicemail is flag 31

	if(isflagset(27) && t_check_status("408")){
		if(avp_pushto("$ruri", "s:fwdnoanswer")){
			avp_delete("s:fwdnoanswer");
			resetflag(27);
			append_branch;
			route(6);
			break;
		};
	}
	else if(isflagset(31) && avp_pushto("$ruri", "$voicemail")){
		avp_delete("$voicemail");
		route(9);
		break;
	};
}



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