#
# OpenSIPS residential configuration script
#     by OpenSIPS Solutions <team@opensips-solutions.com>
#
# This script was generated via "make menuconfig", from
#   the "Residential" scenario.
# You can enable / disable more features / functionalities by
#   re-generating the scenario with different options.#
#
# Please refer to the Core CookBook at:
#      https://opensips.org/Resources/DocsCookbooks
# for a explanation of possible statements, functions and parameters.
#


####### Global Parameters #########

/* uncomment the following lines to enable debugging */
#debug_mode=yes

log_level=4
xlog_level=3
stderror_enabled=yes
syslog_enabled=yes
syslog_facility=LOG_LOCAL6

udp_workers=4

/* uncomment the next line to enable the auto temporary blacklisting of 
   not available destinations (default disabled) */
#disable_dns_blacklist=no

/* uncomment the next line to enable IPv6 lookup after IPv4 dns 
   lookup failures (default disabled) */
#dns_try_ipv6=yes


#socket=udp:127.0.0.1:5060   # CUSTOMIZE ME
#socket=tcp:127.0.0.1:5060   # CUSTOMIZE ME

socket=udp:10.0.0.186:5060 as 129.146.82.194:5060   # CUSTOMIZE ME
socket=tcp:10.0.0.186:5060 as 129.146.82.194:5060   # CUSTOMIZE ME
alias=xsp2.rvgeerligs.nl



####### Modules Section ########

#set module path
mpath="/usr/local/lib64/opensips/modules/"

#### SIGNALING module
loadmodule "signaling.so"

#### StateLess module
loadmodule "sl.so"

#### Transaction Module
loadmodule "tm.so"
modparam("tm", "fr_timeout", 5)
modparam("tm", "fr_inv_timeout", 30)
modparam("tm", "restart_fr_on_each_reply", 0)
modparam("tm", "onreply_avp_mode", 1)

#### Record Route Module
loadmodule "rr.so"
/* do not append from tag to the RR (no need for this script) */
modparam("rr", "append_fromtag", 0)

#### MAX ForWarD module
loadmodule "maxfwd.so"

#### SIP MSG OPerationS module
loadmodule "sipmsgops.so"

#### FIFO Management Interface
loadmodule "mi_fifo.so"
modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
modparam("mi_fifo", "fifo_mode", 0666)

#### MYSQL module
loadmodule "db_mysql.so"

#### USeR LOCation module
loadmodule "usrloc.so"
modparam("usrloc", "nat_bflag", "NAT")
modparam("usrloc", "working_mode_preset", "single-instance-no-db")

#### REGISTRAR module
loadmodule "registrar.so"
modparam("registrar", "tcp_persistent_flag", "TCP_PERSISTENT")
modparam("registrar", "received_avp", "$avp(received_nh)")/* uncomment the next line not to allow more than 10 contacts per AOR */
#modparam("registrar", "max_contacts", 10)

#### ACCounting module
loadmodule "acc.so"
/* what special events should be accounted ? */
modparam("acc", "early_media", 0)
modparam("acc", "report_cancels", 0)
/* by default we do not adjust the direct of the sequential requests.
   if you enable this parameter, be sure to enable "append_fromtag"
   in "rr" module */
modparam("acc", "detect_direction", 0)
modparam("acc", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME

#### AUTHentication modules
loadmodule "auth.so"
loadmodule "auth_db.so"
modparam("auth_db", "calculate_ha1", yes)
modparam("auth_db", "password_column", "password")
modparam("auth_db", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME
modparam("auth_db", "load_credentials", "")

#### ALIAS module
loadmodule "alias_db.so"
modparam("alias_db", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME

#### PRESENCE modules
loadmodule "xcap.so"
loadmodule "presence.so"
loadmodule "presence_xml.so"
modparam("xcap|presence", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME
modparam("presence_xml", "force_active", 1)
modparam("presence", "fallback2db", 0)

#### DIALOG module
loadmodule "dialog.so"
modparam("dialog", "dlg_match_mode", 1)
modparam("dialog", "default_timeout", 21600)  # 6 hours timeout
modparam("dialog", "db_mode", 2)
modparam("dialog", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME

####  NAT modules
loadmodule "nathelper.so"
modparam("nathelper", "natping_interval", 10)
modparam("nathelper", "ping_nated_only", 1)
modparam("nathelper", "sipping_bflag", "SIP_PING_FLAG")
modparam("nathelper", "sipping_from", "sip:pinger@127.0.0.1") #CUSTOMIZE ME
modparam("nathelper", "received_avp", "$avp(received_nh)")

loadmodule "rtpproxy.so"
modparam("rtpproxy", "rtpproxy_sock", "udp:localhost:12221") # CUSTOMIZE ME

####  DIALPLAN module
loadmodule "dialplan.so"
modparam("dialplan", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME

####  DYNAMMIC ROUTING module
loadmodule "drouting.so"
modparam("drouting", "db_url",
	"mysql://opensips:opensipsrw@localhost/opensips34") # CUSTOMIZE ME

loadmodule "proto_udp.so"
loadmodule "proto_tcp.so" 
####### Routing Logic ########

# main request routing logic

route{

	# initial NAT handling; detect if the request comes from behind a NAT
	# and apply contact fixing
	force_rport();
	if (nat_uac_test(23)) {
		if (is_method("REGISTER")) {
			fix_nated_register();
			setbflag("NAT");
		} else {
			fix_nated_contact();
			setflag("NAT");
		}
	}

	if (!mf_process_maxfwd_header(10)) {
		send_reply(483,"Too Many Hops");
		exit;
	}

	if (has_totag()) {

		# handle hop-by-hop ACK (no routing required)
		if ( is_method("ACK") && t_check_trans() ) {
			t_relay();
			exit;
		}

		# sequential request within a dialog should
		# take the path determined by record-routing
		if ( !loose_route() ) {
			if (is_method("SUBSCRIBE") && is_myself("$rd")) {
				# in-dialog subscribe requests
				route(handle_presence);
				exit;
			}
			# we do record-routing for all our traffic, so we should not
			# receive any sequential requests without Route hdr.
			send_reply(404,"Not here");
			exit;
		}

		# validate the sequential request against dialog
		if ( $DLG_status!=NULL && !validate_dialog() ) {
			xlog("In-Dialog $rm from $si (callid=$ci) is not valid according to dialog\n");
			## exit;
		}

		if (is_method("BYE")) {
			# do accounting even if the transaction fails
			do_accounting("db","failed");
			
		}


		if (check_route_param("nat=yes")) 
			setflag("NAT");
		# route it out to whatever destination was set by loose_route()
		# in $du (destination URI).
		route(relay);
		exit;
	}

	# CANCEL processing
	if (is_method("CANCEL")) {
		if (t_check_trans())
			t_relay();
		exit;
	}

	# absorb retransmissions, but do not create transaction
	t_check_trans();

	if ( !(is_method("REGISTER")  || is_from_gw() ) ) {
		
		if (is_myself("$fd")) {
					
			# authenticate if from local subscriber
			# authenticate all initial non-REGISTER request that pretend to be
			# generated by local subscriber (domain from FROM URI is local)
			if (!proxy_authorize("", "subscriber")) {
				proxy_challenge("", "auth");
				exit;
			}
			if ($au!=$fU) {
				send_reply(403,"Forbidden auth ID");
				exit;
			}

			consume_credentials();
			# caller authenticated
			
		} else {
			# if caller is not local, then called number must be local
			
			if (!is_myself("$rd")) {
				send_reply(403,"Relay Forbidden");
				exit;
			}
		}

	}

	# preloaded route checking
	if (loose_route()) {
		xlog("L_ERR",
			"Attempt to route with preloaded Route's [$fu/$tu/$ru/$ci]");
		if (!is_method("ACK"))
			send_reply(403,"Preload Route denied");
		exit;
	}

	# record routing
	if (!is_method("REGISTER|MESSAGE"))
		record_route();

	# account only INVITEs
	if (is_method("INVITE")) {
		
		# create dialog with timeout
		if ( !create_dialog("B") ) {
			send_reply(500,"Internal Server Error");
			exit;
		}
		
		do_accounting("db");
		
	}

	
	if (!is_myself("$rd")) {
		append_hf("P-hint: outbound\r\n"); 
		
		route(relay);
	}

	# requests for my domain
	
	if( is_method("PUBLISH|SUBSCRIBE"))
			route(handle_presence);

	if (is_method("REGISTER")) {
		# authenticate the REGISTER requests
		if (!www_authorize("", "subscriber")) {
			www_challenge("", "auth");
			exit;
		}
		
		if ($au!=$tU) {
			send_reply(403,"Forbidden auth ID");
			exit;
		}
		if ($socket_in(proto) == "tcp")
			setflag("TCP_PERSISTENT");
		if (isflagset("NAT")) {
			setbflag("SIP_PING_FLAG");
		}
		# store the registration and generate a SIP reply
		if (!save("location"))
			xlog("failed to register AoR $tu\n");

		exit;
	}

	if ($rU==NULL) {
		# request with no Username in RURI
		send_reply(484,"Address Incomplete");
		exit;
	}

	
	# apply DB based aliases
	alias_db_lookup("dbaliases");

	
	# apply transformations from dialplan table
	dp_translate( 0, "$rU", $rU);

	
	if ($rU=~"^\+[1-9][0-9]+$") {
		
		strip(1);
		if (!do_routing(0)) {
			send_reply(500,"No PSTN Route found");
			exit;
		}
		
		route(relay);
		exit;
	}
	 

	# do lookup with method filtering
	if (!lookup("location", "method-filtering")) {
		if (!db_does_uri_exist("$ru","subscriber")) {
			send_reply(420,"Bad Extension");
			exit;
		}
		
		t_reply(404, "Not Found");
		exit;
	} 

	if (isbflagset("NAT")) setflag("NAT");

	# when routing via usrloc, log the missed calls also
	do_accounting("db","missed");
	
	route(relay);
}


route[relay] {
	# for INVITEs enable some additional helper routes
	if (is_method("INVITE")) {
		
		if (isflagset("NAT") && has_body("application/sdp")) {
			rtpproxy_offer("ro");
		}

		t_on_branch("per_branch_ops");
		t_on_reply("handle_nat");
		t_on_failure("missed_call");
	}

	if (isflagset("NAT")) {
		add_rr_param(";nat=yes");
	}

	if (!t_relay()) {
		send_reply(500,"Internal Error");
	}
	exit;
}


# Presence route
route[handle_presence]
{
	if (!t_newtran()) {
		sl_reply_error();
		exit;
	}

	if(is_method("PUBLISH")) {
		handle_publish();
	} else
	if( is_method("SUBSCRIBE")) {
		handle_subscribe();
	}

	exit;
}


branch_route[per_branch_ops] {
	xlog("new branch at $ru\n");
}


onreply_route[handle_nat] {
	if (nat_uac_test(1))
		fix_nated_contact();
	if ( isflagset("NAT") && has_body("application/sdp") )
		rtpproxy_answer("ro");
	xlog("incoming reply\n");
}


failure_route[missed_call] {
	if (t_was_cancelled()) {
		exit;
	}

	# uncomment the following lines if you want to block client 
	# redirect based on 3xx replies.
	##if (t_check_status("3[0-9][0-9]")) {
	##t_reply(404,"Not found");
	##	exit;
	##}

	
}



local_route {
	if (is_method("BYE") && $DLG_dir=="UPSTREAM") {
		
		acc_db_request("200 Dialog Timeout", "acc");
		
	}
}
