# simple acc quick-start config script
# Please refer to the Core CookBook at http://www.openser.org/dokuwiki/doku.php
# for a explanation of possible statements, functions and parameters.
#
# Please send comments to "Ovidiu Sas" <osas@voipembedded.com>
#
#
# This config will work with openser 1.3
#
# Accounting will be done via syslogd
#
# This script is provided as an example on how to perform accounting via syslogd
# with extra params and multileg enabled.
# Hope it helps.
#
# ----------- global configuration parameters ------------------------
debug=3            # debug level (cmd line: -dddddddddd)
fork=yes
log_stderror=no    # (cmd line: -E)
children=1
disable_dns_blacklist=true
disable_tcp=yes
# ------------------ module loading ----------------------------------
mpath="/usr/local/lib/openser/modules/"
loadmodule "sl.so"
loadmodule "tm.so"
loadmodule "rr.so"
loadmodule "maxfwd.so"
loadmodule "usrloc.so"
loadmodule "registrar.so"
loadmodule "textops.so"
loadmodule "mi_fifo.so"
loadmodule "acc.so"
# ----------------- setting module-specific parameters ---------------
# -- mi_fifo params --
modparam("mi_fifo", "fifo_name", "/tmp/openser_fifo")
# -- usrloc params --
modparam("usrloc", "db_mode",   0)
# -- acc params --
modparam("acc", "log_flag", 1)
modparam("acc", "log_level", 1)
modparam("acc", "failed_transaction_flag", 1)
modparam("acc", "detect_direction", 1)
modparam("acc", "early_media", 1)
modparam("acc", "report_ack", 1)
modparam("acc", "report_cancels", 1)
modparam("acc", "multi_leg_info", "leg_src=$avp(i:100);leg_dst=$avp(i:101)")
modparam("acc", "log_extra", "from_uri=$fu;to_uri=$tu;ua=$hdr(User-Agent);src_ip=$si;src_port=$sp;rpid=$re ")
# -------------------------  request routing logic -------------------
# main routing logic

route{
	# initial sanity checks -- messages with
	# max_forwards==0, or excessively long requests
	if (!mf_process_maxfwd_header("10")) {
		sl_send_reply("483","Too Many Hops");
		exit;
	};

	if (msg:len >=  2048 ) {
		sl_send_reply("513", "Message too big");
		exit;
	};

	# we record-route all messages -- to make sure that
	# subsequent messages will go through our proxy; that's
	# particularly good if upstream and downstream entities
	# use different transport protocol
	if (!method=="REGISTER")
		record_route();

	# subsequent messages withing a dialog should take the
	# path determined by record-routing
	if (loose_route()) {
		# mark routing logic in request
		append_hf("P-hint: rr-enforced\r\n"); 
		route(1);
	};

	if (!uri==myself) {
		# mark routing logic in request
		append_hf("P-hint: outbound\r\n"); 
		# if you have some interdomain connections via TLS
		#if(uri=~"@tls_domain1.net") {
		#	t_relay("tls:domain1.net");
		#	exit;
		#} else if(uri=~"@tls_domain2.net") {
		#	t_relay("tls:domain2.net");
		#	exit;
		#}
		route(1);
	};

	# if the request is for other domain use UsrLoc
	# (in case, it does not work, use the following command
	# with proper names and addresses in it)
	if (uri==myself) {

		if (method=="REGISTER") {
			save("location");
			exit;
		};

		lookup("aliases");
		if (!uri==myself) {
			append_hf("P-hint: outbound alias\r\n"); 
			route(1);
		};

		# native SIP destinations are handled using our USRLOC DB
		if (!lookup("location")) {
			sl_send_reply("404", "Not Found");
			exit;
		};
		append_hf("P-hint: usrloc applied\r\n"); 
	};

	route(1);
}


route[1] {
	# enable accounting
	setflag(1);
	# set the value of the src_leg
	# Example: set src_leg to From URI
	$avp(i:100) = $fu;
	# set the value of the dst_leg
	# Example: set dst_leg to request's URI
	$avp(i:101) = $ruri;
	# send it out now; use stateful forwarding as it works reliably
	# even for UDP2TCP
	if (!t_relay()) {
		sl_reply_error();
	};
	exit;
}