#
# $Id: ser.cfg,v 1.21.4.1 2003/11/10 15:35:15 kramarv Exp $
#
# 3-rd party registrar config script
#

# ----------- global configuration parameters ------------------------

debug=7         # debug level (cmd line: -dddddddddd)
#fork=yes
#log_stderror=no        # (cmd line: -E)

/* Uncomment these lines to enter debugging mode
debug=7
fork=no
log_stderror=yes
*/

check_via=no    # (cmd. line: -v)
dns=no           # (cmd. line: -r)
rev_dns=no      # (cmd. line: -R)
server_signature=no
sip_warning=no
port=5060

#
# Change to appropriate IP of ser box
#
alias="linux"
alias="10.50.114.5"
alias="10.50.114.69"

children=7
fifo="/tmp/ser_fifo"
#THIS causes problem with branch when YES => NEVER NEVER NEVER set this "yes"!!!!
syn_branch=no

# ------------------ module loading ----------------------------------

# Uncomment this if you want to use SQL database
loadmodule "/usr/lib64/ser/modules/mysql.so"

loadmodule "/usr/lib64/ser/modules/sl.so"
loadmodule "/usr/lib64/ser/modules/tm.so"
loadmodule "/usr/lib64/ser/modules/rr.so"
loadmodule "/usr/lib64/ser/modules/maxfwd.so"
loadmodule "/usr/lib64/ser/modules/usrloc.so"
loadmodule "/usr/lib64/ser/modules/registrar.so"
#loadmodule "/usr/lib64/ser/modules/uri.so
loadmodule "/usr/lib64/ser/modules/exec.so"
loadmodule "/usr/lib64/ser/modules/textops.so"
loadmodule "/usr/lib64/ser/modules/mediaproxy.so"
loadmodule "/usr/lib64/ser/modules/domain.so"


# Uncomment this if you want digest authentication
# mysql.so must be loaded !
loadmodule "/usr/lib64/ser/modules/auth.so"
loadmodule "/usr/lib64/ser/modules/auth_db.so"

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

# -- usrloc params --

#modparam("usrloc", "db_mode",   0)

# Uncomment this if you want to use SQL database
# for persistent storage and comment the previous line
modparam("usrloc", "db_mode", 2)

# -- auth params --
# Uncomment if you are using auth module
#
modparam("auth_db", "calculate_ha1", yes)
#
# If you set "calculate_ha1" parameter to yes (which true in this config),
# uncomment also the following parameter)
#
modparam("auth_db", "password_column", "password")

# -- rr params --
# add value to ;lr param to make some broken UAs happy
modparam("rr", "enable_full_lr", 1)

#--- tm params ---
#modparam("tm", "via1_matching", 0)

modparam("mediaproxy", "natping_interval", 60)
modparam("registrar",  "nat_flag",         2)
# -------------------------  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");
                break;
        };
        if ( msg:len > max_len ) {
                sl_send_reply("513", "Message too big");
                break;
        };

        # loose-route processing - let pass through
        if (loose_route()) { t_relay();  break; };


                if (method=="REGISTER") {
                                route(1);
                                break;
              };

                # Force subsequent messages to pass trough this proxy
        #if (method == "INVITE") {
        #       record_route();
        #};

        if (client_nat_test("3") && !search("^Record-Route:")) {
    #     Mark as NAT'ed
        force_rport();
        fix_contact();
    };

#PUT CSN IP ADDRESS
# check the direction and forward to client
        if (src_ip == 10.50.114.252) {
                route(2);
                break;
        };

#forwarding to the CSN based on numbering plan
        route(3);

}


route[1] {
# REGISTER request processing

            # Mark as NAT'ed
            if (client_nat_test("3")) {
                setflag(2);
                force_rport();
                fix_contact();
            };

#PUT SER BOX IP ADDRESS
            if ((!www_authorize("smartconnect.embarq.com", "subscriber")) && (!search("Expires: 0"))) {
                 www_challenge("smartconnect.embarq.com", "0");
                 break;
            };

#replace contact if not STAR
        if (!search("Contact: \*"))
        {
                # PROPAGATES 200OK from CSN
                                #save_noreply("location");
                # GENERATE 200OK from SER
                                save("location");
                                if (!search("Expires: 0"))
                                {
                                        remove_hf("Contact");
#PUT SER BOX IP ADDRESS
                                        append_hf("Contact: <sip:10.50.114.5:5060>\r\n");
                                } else {
                                        remove_hf("Contact");
#PUT SER BOX IP ADDRESS
                                        append_hf("Contact: <sip:10.50.114.5:5060>\r\n");
                                };

#STAR in conact - mark this message
        } else {
setflag(1);
};


#PUT CSN IP ADDRESS
                        rewritehostport("10.50.114.252:5060");
                        t_relay();

                        if (isflagset(1)) {
#erase contacts for REGISTER with STAR
                                save_noreply("location");
                        };

                        break;


}

route[2] {
# CSN --> proxy
                # native SIP destinations are handled using our USRLOC DB

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

                        # forward to current uri now; use stateful forwarding; that
                        # works reliably even if we forward from TCP to UDP
                        t_relay(); #to adsorb retransmissions
                        };
}


route[3] {
# proxy --> CSN
#PUT CSN IP ADDRESS
#       if (search("sip:660")) {
#                       rewritehostport("10.50.114.252:5060");
#                       forward(uri:host, uri:port);
#       };
        rewritehostport("10.50.114.252:5060");
        t_relay();
}


onreply_route[4] {
#CSE answers REGISTER
#if status not 200 - remove from location

        break;

}

route[5] {
# proxy --> CSN
#PUT CSN IP ADDRESS
                        rewritehostport("10.50.114.252:5060");
                        forward(uri:host, uri:port);
}