KAZOO-3494: move the fast pickup handler for park in to the new role

kamailio/default.cfg

@@ -571,12 +571,9 @@ route[EXTERNAL_TO_INTERNAL_RELAY]
     }
     #!endif
 
-    ##### CALL-PARK ####
-    if(is_method("REFER")) {
-       $avp(refer_to) = $hdr(Refer-To);
-       $avp(refer_to_uri) = $rt;
-       $avp(referred_by) = $hdr(Referred-By);
-    }
+    #!ifdef FAST_PICKUP-ROLE
+    route(FAST_PICKUP_REFER);
+    #!endif
 
     remove_hf_re("^X-.*");
     append_hf("X-AUTH-IP: $si\r\n");
@@ -633,6 +630,10 @@ onreply_route[INTERNAL_REPLY]
     route(DOS_PREVENTION);
     #!endif
 
+    #!ifdef FAST_PICKUP-ROLE
+    route(FAST_PICKUP_REPLY);
+    #!endif
+
     if (is_method("INVITE") &&
         !isflagset(FLAG_SESSION_PROGRESS) &&
         t_check_status("(180)|(183)|(200)")
@@ -647,12 +648,6 @@ onreply_route[INTERNAL_REPLY]
         setflag(FLAG_SESSION_PROGRESS);
     }
 
-    ##### CALL-PARK ####
-    if (is_method("REFER") && t_check_status("(200)|(202)") ) {
-        $sht(park=>$(avp(refer_to_uri){uri.user})@$(avp(refer_to_uri){uri.domain})) = "sip:" + $(ct{tobody.uri}{uri.host}) + ":" + $(ct{tobody.uri}{uri.port});
-        xlog("L_INFO", "caching park info $(avp(refer_to_uri){uri.user})@$(avp(refer_to_uri){uri.domain}) = sip:$(ct{tobody.uri}{uri.host}):$(ct{tobody.uri}{uri.port})");
-    }
-
     if ($rs < 300) {
         xlog("L_INFO", "$ci|pass|$T_req($si):$T_req($sp)");
     }

kamailio/dispatcher-role.cfg

@@ -1,6 +1,5 @@
 ######## Generic Hash Table container in shared memory ########
 modparam("htable", "htable", "failover=>size=16;autoexpire=120")
-modparam("htable", "htable", "park=>size=4;autoexpire=600")
 
 ####### Dispatcher module  ########
 loadmodule "dispatcher.so"

kamailio/fast-pickup-role.cfg

@@ -1,5 +1,5 @@
 ######## FAST PICKUP ROLE ########
-
+modparam("htable", "htable", "park=>size=4;autoexpire=600")
 modparam("htable", "htable", "fp=>size=32;autoexpire=3600;");
 
 route[ATTEMPT_FAST_PICKUP]
@@ -71,7 +71,28 @@ route[ATTEMPT_FAST_PICKUP]
             }
        }
     }
-       
+}
+
+route[FAST_PICKUP_REFER]
+{
+    if(!is_method("REFER")) {
+        return;
+    }
+
+    $avp(refer_to) = $hdr(Refer-To);
+    $avp(referred_by) = $hdr(Referred-By);
+    $avp(refer_to_uri) = $rt;
+}
+
+route[FAST_PICKUP_REPLY] {
+    if (!is_method("REFER") || !t_check_status("(200)|(202)") ) {
+        return;
+    }
+
+    $var(contact) = "sip:$(ct{tobody.uri}{uri.host}):$(ct{tobody.uri}{uri.port})";
+    xlog("L_INFO", "caching park info $(avp(refer_to_uri){uri.user})@$(avp(refer_to_uri){uri.domain}) = $var(contact)");
+
+    $sht(park=>$(avp(refer_to_uri){uri.user})@$(avp(refer_to_uri){uri.domain})) = $var(contact);
 }
 
 route[FAST_PICKUP_INIT]