kamailio.cfg

#!define WITH_LCR
...

#!ifdef WITH_LCR
loadmodule "lcr.so"
#!endif
...

# ----- lcr params -----
modparam("lcr", "db_url", DBURL)
modparam("lcr", "lcr_gw_table", "lcr_gw")
modparam("lcr", "gw_name_column", "gw_name")
modparam("lcr", "ip_addr_column", "ip_addr")
modparam("lcr", "gw_uri_avp", "$avp(i:709)")
modparam("lcr", "ruri_user_avp", "$avp(i:500)")
modparam("lcr", "tag_avp", "$avp(lcr_tag)")
modparam("lcr", "flags_avp", "$avp(i:712)")
modparam("lcr", "lcr_id_avp", "$avp(s:lcr_id_avp)")
modparam("lcr", "defunct_gw_avp", "$avp(s:defunct_gw_avp)")
#!endif


        #routelcr
        route(LCR);


route[LCR] {
if (status=="200")
{
  xlog("SCRIPT: SIP $rm from: $fu to: $ru - srcip: $si");
  xlog("L_ALERT", "LCR: Inside the LCR route\n");
}

if(method=="INVITE")
{
  xlog("L_INFO", "got an invite");
  if(!load_gws(1, $rU, $var(caller_uri))) {
    xlog("L_ALERT", "Couldn't load gateways");
    sl_send_reply("500", "Server Internal Error - Cannot load gateways");
    exit;
  } else {
        xlog("L_INFO", "GW Selected '$avp(i:709)'\n");
        xlog("L_INFO", "Domain of destination: $dd\n");
        xlog("L_INFO", "To URI: $tu\n");
  }

  if(!next_gw()) {
    xlog("L_INFO", "Couldn't proceed to next gateway");
    sl_send_reply("503", "Service not available, no gateways found");
    exit;
  } else {
    xlog("L_INFO", "Calling the first matched gateway\n");
        xlog("L_INFO", "ruri_user_avp: '$avp(i:500)'\n");
        xlog("L_INFO", "To URI after next_gw: $tu\n");
        xlog("L_INFO", "Request URI: $rU\n");

  }

};
}