#
# $Id: opensips.cfg 8141 2011-07-08 12:17:13Z vladut-paiu $
#
# OpenSIPS basic configuration script
#     by Anca Vamanu <anca@voice-system.ro>
#
# Please refer to the Core CookBook at:
#      http://www.opensips.org/Resources/DocsCookbooks
# for a explanation of possible statements, functions and parameters.
#


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

debug=3
log_stderror=no
log_facility=LOG_LOCAL0

fork=yes
children=4

alias=220.130.6.180
/* uncomment the following lines to enable debugging */
#debug=6
#fork=no
#log_stderror=yes

/* uncomment the next line to disable TCP (default on) */
#disable_tcp=yes

/* 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

/* uncomment the next line to disable the auto discovery of local aliases
   based on revers DNS on IPs (default on) */
#auto_aliases=no

/* uncomment the following lines to enable TLS support  (default off) */
#disable_tls = no
#listen = tls:your_IP:5061
#tls_verify_server = 1
#tls_verify_client = 1
#tls_require_client_certificate = 0
#tls_method = TLSv1
#tls_certificate = "/usr/local/etc/opensips/tls/user/user-cert.pem"
#tls_private_key = "/usr/local/etc/opensips/tls/user/user-privkey.pem"
#tls_ca_list = "/usr/local/etc/opensips/tls/user/user-calist.pem"

# default db_url to be used by modules requiring DB connection
db_default_url="mysql://opensips:opensipsrw@localhost/Titan"


port=5060

/* uncomment and configure the following line if you want opensips to 
   bind on a specific interface/port/proto (default bind on all available) */
#listen=udp:192.168.1.2:5060


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

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

/* uncomment next line for MySQL DB support */
loadmodule "db_mysql.so"
loadmodule "signaling.so"
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 "mi_datagram.so"
loadmodule "uri.so"
loadmodule "acc.so"
loadmodule "uac_auth.so"
/* uncomment next lines for MySQL based authentication support 
   NOTE: a DB (like db_mysql) module must be also loaded */
loadmodule "auth.so"
loadmodule "auth_db.so"
/* uncomment next line for aliases support
   NOTE: a DB (like db_mysql) module must be also loaded */
loadmodule "alias_db.so"
/* uncomment next line for multi-domain support
   NOTE: a DB (like db_mysql) module must be also loaded
   NOTE: be sure and enable multi-domain support in all used modules
         (see "multi-module params" section ) */
loadmodule "domain.so"
/* uncomment the next two lines for presence server support
   NOTE: a DB (like db_mysql) module must be also loaded */
loadmodule "presence.so"
loadmodule "presence_xml.so"

loadmodule "group.so"
loadmodule "drouting.so"
loadmodule "avpops.so"
#loadmodule "mi_xmlrpc.so"
loadmodule "dialplan.so"
loadmodule "dialog.so"
loadmodule "rtpproxy.so"
loadmodule "nathelper.so"
loadmodule "call_control.so"
loadmodule "siptrace.so"
loadmodule "aaa_radius.so"
loadmodule "sst.so"

# ----------------- setting module-specific parameters ---------------

#modparam("dialog", "default_timeout", 5)
modparam("dialog", "timeout_avp", "$avp(i:10)")
# Set the sst modules timeout_avp to be the same value
modparam("sst", "timeout_avp", "$avp(i:10)")
modparam("sst", "sst_flag", 6)
modparam("sst", "min_se", 90)
modparam("sst", "sst_interval", 30)
modparam("registrar","received_avp", "$avp(i:42)")
modparam("nathelper","received_avp", "$avp(i:42)")
modparam("usrloc","nat_bflag",6)
#modparam("rtpproxy","rtpproxy_sock","udp:127.0.0.1:19999")
modparam("nathelper","natping_interval",5)
modparam("nathelper","ping_nated_only",1)
modparam("nathelper","sipping_bflag",7)
modparam("nathelper","sipping_from","sip:pinger@192.168.20.118:5060")
modparam("rtpproxy", "db_url", 
	"mysql://opensips:opensipsrw@localhost/Titan")

# ----- mi_fifo params -----
modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")


# ----- rr params -----
# do not append from tag to the RR (no need for this script)
modparam("rr", "append_fromtag", 0)


# ----- registrar params -----
/* uncomment the next line not to allow more than 10 contacts per AOR */
#modparam("registrar", "max_contacts", 10)


# ----- usrloc params -----
#modparam("usrloc", "db_mode",   0)
/* uncomment the following lines if you want to enable DB persistency
   for location entries */
modparam("usrloc", "db_mode",   2)
modparam("usrloc", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")


# ----- uri params -----
modparam("uri", "use_uri_table", 0)


# ----- acc params -----
/* what sepcial events should be accounted ? */
modparam("acc", "early_media", 0)
modparam("acc", "report_cancels", 0)
/* by default ww do not adjust the direct of the sequential requests.
   if you enable this parameter, be sure the enable "append_fromtag"
   in "rr" module */
modparam("acc", "detect_direction", 0)
/* account triggers (flags) */
modparam("acc", "failed_transaction_flag", 3)
modparam("acc", "log_flag", 1)
modparam("acc", "log_missed_flag", 2)
/* uncomment the following lines to enable DB accounting also */
modparam("acc", "db_flag", 1)
modparam("acc", "db_missed_flag", 2)
modparam("acc", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")
modparam("acc", "db_extra", "caller_id=$avp(caller);callee_id=$avp(callee)")

modparam("aaa_radius", "radius_config",      "/etc/raddb/client.conf")
modparam("acc", "aaa_flag",        1)
modparam("acc", "aaa_missed_flag", 1)
modparam("acc", "aaa_extra",       "User-Name=$Au; \
                                       Calling-Station-Id=$from; \
                                       Called-Station-Id=$to; \
                                       Sip-Translated-Request-URI=$ru; \
                                       Sip-RPid=$avp(s:rpid); \
                                       Source-IP=$avp(s:source_ip); \
                                       Source-Port=$avp(s:source_port); \
                                       SIP-Proxy-IP=$avp(s:sip_proxy_ip); \
                                       Canonical-URI=$avp(s:can_uri); \
                                       Billing-Party=$avp(billing_party); \
                                       Divert-Reason=$avp(s:divert_reason); \
                                       User-Agent=$hdr(user-agent); \
                                       Contact=$hdr(contact); \
                                       Event=$hdr(event); \
                                       ENUM-TLD=$avp(s:enum_tld); \
                                       From-Header=$hdr(from); \
                                       SIP-Application-Type=$avp(s:sip_application_type)")

modparam("siptrace", "db_url", "mysql://opensips:opensipsrw@localhost/Titan")
modparam("siptrace", "traced_user_avp", "$avp(s:traced_user)")
modparam("siptrace", "trace_on",        1)
modparam("siptrace", "trace_flag",      2)

# ----- auth_db params -----
/* uncomment the following lines if you want to enable the DB based
   authentication */
modparam("auth_db", "calculate_ha1", yes)
modparam("auth_db", "password_column", "password")
modparam("auth_db", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")

# ----- alias_db params -----
/* uncomment the following lines if you want to enable the DB based
   aliases */
modparam("alias_db", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")

# ----- domain params -----
/* uncomment the following lines to enable multi-domain detection
   support */
modparam("domain", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")
modparam("domain", "db_mode", 1)   # Use caching

# ----- group parameters ---- #
modparam("group", "use_domain", 1)
modparam("group", "table", "grp")
modparam("group", "db_url",
        "mysql://opensips:opensipsrw@localhost/Titan")

# ----- multi-module params -----
/* uncomment the following line if you want to enable multi-domain support
   in the modules (dafault off) */
modparam("auth_db|usrloc|uri", "use_domain", 1)


# ----- drouting params -----
modparam("drouting", "use_domain", 1)
modparam("drouting","db_url",
        "mysql://opensips:opensipsrw@localhost/Titan")

# ---- dialplan params ----
modparam("auth_db", "load_credentials", "")
modparam("dialplan", "db_url",
        "mysql://opensips:opensipsrw@localhost/Titan")
## attribute of the matched line will be store in the $avp(dest) 
modparam("dialplan", "attrs_pvar", "$avp(dest)")

#------ avpops params -----
modparam("avpops", "db_url",
        "mysql://opensips:opensipsrw@localhost/Titan")
modparam("avpops", "avp_table", "usr_preferences")

#------ tm params ----
modparam("tm", "fr_inv_timer",20)
modparam("tm", "fr_timer", 5)


# ----- presence params -----
/* uncomment the following lines if you want to enable presence */
modparam("presence|presence_xml", "db_url",
	"mysql://opensips:opensipsrw@localhost/Titan")
modparam("presence_xml", "force_active", 1)
modparam("presence", "server_address", "sip:192.168.20.118:5090")

# ----- presence params -----
modparam("dialog", "db_url",
        "mysql://opensips:opensipsrw@localhost/Titan")
modparam("dialog", "dlg_match_mode", 1)
modparam("dialog", "db_mode", 1)

# ----- call control params ----
modparam("call_control", "disable", 0)

# ----- mi_datagram params -----
modparam("mi_datagram", "socket_name", "/var/run/opensips.sock")

####### Routing Logic ########


# main request routing logic
route{
$avp(caller) = $fu;
xlog("ROUTE BEGIN $fu");
	if (!mf_process_maxfwd_header("10")) {
		sl_send_reply("483","Too Many Hops");
		exit;
	}

        #---- NAT Detection ----#
        force_rport();
        if (nat_uac_test("19")) {
                if (is_method("REGISTER")) {
                        fix_nated_register();
                } else {
                        fix_nated_contact();
                        #----   Insert nat=yes at the end of the Contact header           ----#
                        #----                This helps with REINVITEs,                   ----#
                        #--- nat=yes will be included in the R-URI for sequential requests ---#
                        #search_append('Contact:.*sip:[^>[:cntrl:]]*', ';nat=yes');
                }
                setflag(5);
        }

	#---- Sequential requests section ----#
	if (has_totag()) {
		# sequential request withing a dialog should
		# take the path determined by record-routing
		if (loose_route()) {
			if (is_method("BYE")) {
				setflag(1); # do accounting ...
				setflag(3); # ... even if the transaction fails
			} else if (is_method("INVITE")) {
				# even if in most of the cases is useless, do RR for
				# re-INVITEs alos, as some buggy clients do change route set
				# during the dialog.
				record_route();
			}
			# route it out to whatever destination was set by loose_route()
			# in $du (destination URI).
			route(1);
		} else {
			/* uncomment the following lines if you want to enable presence */
			if (is_method("SUBSCRIBE") && $rd == "192.168.20.118") {
				# in-dialog subscribe requests
				route(presence_handling);
				exit;
			}
			if ( is_method("ACK") ) {
				if ( t_check_trans() ) {
					# non loose-route, but stateful ACK; must be an ACK after 
					# a 487 or e.g. 404 from upstream server
					t_relay();
					exit;
				} else {
					# ACK without matching transaction ->
					# ignore and discard
					exit;
				}
			}
			sl_send_reply("404","Not here");
		}
		exit;
	}

	#initial requests

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

	t_check_trans();

        #---- check request relaying ----#
        if ( !is_from_local()  && !is_uri_host_local() ) {
                send_reply("403","No relaying");
                exit;
        }

	# authenticate if from local subscriber (uncomment to enable auth)
	# authenticate all initial non-REGISTER request that pretend to be
	# generated by local subscriber (domain from FROM URI is local)
	##if (!(method=="REGISTER") && from_uri==myself) /*no multidomain version*/
	if (!is_method("REGISTER") && is_from_local())  /*multidomain version*/
	{
		if(!is_from_gw())
		{
			if (!proxy_authorize("", "subscriber")) {
				proxy_challenge("", "0");
				exit;
			}
			if (!db_check_from()) {
				sl_send_reply("403","Forbidden auth ID");
				exit;
			}
	
			consume_credentials();
		}
		# caller authenticated
	}

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

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

	# account only INVITEs
	if (is_method("INVITE") && !has_totag()) {
		setflag(1); # do accounting
                $avp(caller) = $fu;
                create_dialog("BPp");
        	call_control();
		$var(cc_retcode) = $retcode;
        	switch ($var(cc_retcode)) {
        	case 2:
        	    # Call with no limit
        	case 1:
        	    # Call with a limit under callcontrol management (either prepaid or postpaid)
		    break;
        	case -1:
        	    # Not enough credit (prepaid call)
        	    xlog("L_INFO", "Call control: not enough credit for prepaid call\n");
        	    sl_send_reply("402", "Not enough credit");
        	    exit;
		    break;
        	case -2:
        	    # Locked by call in progress (prepaid call)
        	    xlog("L_INFO", "Call control: prepaid call locked by another call in progress\n");
        	    sl_send_reply("403", "Call locked by another call in progress");
        	    exit;
                    break;
        	case -3:
        	    # Duplicated callid
        	    xlog("L_INFO", "Call control: Duplicated call id\n");
        	    sl_send_reply("400", "Duplicated callid");
        	    exit;
                    break;
        	case -4:
        	    # Call limit reached
        	    xlog("L_INFO", "Call control: Call limit reached\n");
        	    sl_send_reply("503", "Too many concurrent calls");
        	    exit;
                    break;
        	default:
        	    # Internal error (message parsing, communication, ...)
        	    xlog("L_INFO", "Call control: internal server error\n");
        	    sl_send_reply("500", "Internal server error");
        	    exit;
		}
	}	

	##if (!uri==myself)
	## replace with following line if multi-domain support is used
	if (!is_uri_host_local())
	{
		##append_hf("P-hint: outbound\r\n"); 
		# if you have some interdomain connections via TLS
		##if($rd=="tls_domain1.net") {
		##	t_relay("tls:domain1.net");
		##	exit;
		##} else if($rd=="tls_domain2.net") {
		##	t_relay("tls:domain2.net");
		##	exit;
		##}
		$avp(callee) = $ru;
		route(1);
		exit;
	}

	# requests for my domain

	## uncomment this if you want to enable presence server 
	##   and comment the next 'if' block
	##   NOTE: uncomment also the definition of route[2] from  below
	if( is_method("PUBLISH|SUBSCRIBE"))
	{
		route(presence_handling);
		exit;
	}

#	if (is_method("PUBLISH"))
#	{
#		sl_send_reply("503", "Service Unavailable");
#		exit;
#	}
	

	if (is_method("REGISTER"))
	{
		# authenticate the REGISTER requests (uncomment to enable auth)
		if (!www_authorize("", "subscriber"))
		{
			www_challenge("", "0");
			exit;
		}
		
		if (!db_check_to()) 
		{
			sl_send_reply("403","Forbidden auth ID");
			exit;
		}

                #---- Request is behind NAT(flag5) save with bflag 6 ----#
                #---- Use bflag 7 to start SIP pinging (Options)     ----#
                if (isflagset(5)) {
                        setbflag(6);
                        setbflag(7);
                };

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

		exit;
	}

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

	# apply DB based aliases (uncomment to enable)
	alias_db_lookup("dbaliases");

        #--- handle local numbers ----#

        if(!dp_translate("0","$ruri.user/$ruri.user")){
                send_reply("420", "Invalid Destination");
                exit;
        }
        xlog("$avp(dest)");

        $avp(callee) = $ru;


        if ($avp(dest)=="usrloc") {
                #Route to usrloc
                route(user_location);
        }

#        if ($avp(dest)=="pstn") {
#                #route to pstn
#                route(pstn_routing);
#        }
#
        if ($avp(dest)=="media") {
                #route to media server
                route(media_routing);
        }
        send_reply("420", "Invalid Extension");
        exit;
}

route[1] {
$avp(caller) = $fu;
xlog("ROUTE 1 $fu");
        # for INVITEs enable some additional helper routes
        #---- Helper route, if nat=yes in the R-URI  set flag 6 ----#
        #----        This is used to Process REINVITES          ----#
        if (subst_uri('/((sip:.*)||(sip:.*:.*));nat=yes/\1/')){
                setbflag(6);
        };

        #---- If caller(flag 5) or callee(flag 6) are behind NAT  ---#
        #---- Call the route(6) to force the use of the RTP Proxy ---#
        if (isflagset(5)||isbflagset(6)) {
                route(nat_fixups);
        };

        if (!t_relay()) {
                sl_reply_error();
        };
        exit;
}

route[user_location]{
	xlog("ROUTE USER LOCATION");
        if (!lookup("location", "m")) {
                switch ($retcode) {
                        case -1:
                        case -3:
                                t_newtran();
                                send_reply("404", "Not Found");
                                exit;
                        case -2:
                                send_reply("405", "Method Not Allowed");
                                exit;
                }
        }
        # when routing via usrloc, log the missed calls also
        setflag(2); # Account missed calls

        t_on_failure("user_failure");

        route(1);
}


route[nat_fixups] {
	xlog("ROUTE NAT_FIXUPS");
        #---- RTP Proxy handling ---#
        if (is_method("BYE|CANCEL")) {
                unforce_rtp_proxy();
        } else if (is_method("INVITE")){
                #---- Activates the RTP Proxy for the CALLEE ---#
                rtpproxy_offer();
		t_on_failure("user_failure");
        };
        # catch and fix replies
        t_on_reply("2");
}


# Presence route
/* uncomment the whole following route for enabling presence
   NOTE: do not forget to enable the call of this route from the main
     route */
route[presence_handling]
{
	xlog("HANDLING PRESENCE");
	if (!t_newtran())
	{
		sl_reply_error();
		exit;
	};

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

	exit;
}

route[media_routing] {
	xlog("MEDIA ROUTING");
        #---- Route to media servers ----#
        #xlog("route to media servers");
        rewritehostport("192.168.20.118:5080");
        route(1);
}

branch_route[2] {
	xlog("new branch at $ru\n");
}

# CANCEL and BYE Message Handling
# ----------------------------------
#route[4]{
#xlog("ROUTE 4");
#                setflag(7);
#                force_rport();
#                fix_nated_contact();
#	exit;
#}

onreply_route[2] {
#	xlog("incoming reply\n");
	xlog("ONREPLY ROUTE 2");

#        if (is_method ( "BYE|CANCEL")) {
#              route(4);
#        }
        #---- Handling of the SDP for the 200 or 183 reply ----#
        #---- If behind nat (flags 5 or 6) start RTP Proxy ----#
        #----    Activates the RTP Proxy for the CALLER    ----#
        if ( is_method("INVITE") &&
        (isflagset(5) || isbflagset(6)) &&
        has_body("application/sdp") ){
                rtpproxy_answer();
        }

	if ((isflagset(5) || isbflagset(6)) && status=~"(183)|(2[0-9][0-9])"){
		#force_rtp_proxy();
		append_hf("P-hint: onreply_route|force_rtp_proxy \r\n");
	}

        #---- If the CALLEE is behind NAT, fix the CONTACT HF ----#
        if (isbflagset(6)) {
                search_append('Contact:.*sip:[^>[:cntrl:]]*', ';nat=yes');
                fix_nated_contact();
        }
	
        exit;

}

failure_route[user_failure] {
	xlog("FAIL USER ROUTE");
        #---- If a failure has ocurred, deactivate the RTP Proxy ----#
        if (isflagset(5) || isbflagset(6)){
                unforce_rtp_proxy();
        }

        if (t_was_cancelled()) {
		xlog("FAIL USER ROUTE CANCEL");
                exit;
        }

        if ( db_is_user_in("from","voicemail") ) {
                # Redirect busy calls to a media server
                $ru = $avp(callee);
                sethostport("192.168.20.118:5080");
                t_relay();
        }

}


#failure_route[miss_call] {
	#Miss Call Status check fail route
	##if (t_check_status("480|408")) {
	##	sethostport("192.168.2.100:5060");
	##	# do not set the missed call flag again
	##	t_relay();
	##}
#}