KAZOO-4435 backport

kamailio/fast-pickup-role.cfg

@@ -85,13 +85,17 @@ route[FAST_PICKUP_INIT]
 {
     $var(AppName) = $(kzE{kz.json,App-Name});
     if($var(AppName) == "park") {
-       $var(Pickup) =  ";kazoo-pickup=true";
+       $var(Pickup) =  ";a-leg=true";
     } else {
+      if($(kzE{kz.json,State}) == "confirmed"){
+        $var(Pickup) =  ";early-only=true";
+      } else {
        $var(Pickup) =  "";
+      }
     }
     $sht(fp=>$(kzE{kz.json,Call-Cookie})::Switch-URI) = $(kzE{kz.json,Switch-URI});
-    $sht(fp=>$(kzE{kz.json,Call-Cookie})::Call-ID) = $(kzE{kz.json,Target-Call-ID});
-    $sht(fp=>$(kzE{kz.json,Call-Cookie})::URI) = "sip:" + $(kzE{kz.json,From-User}) + "@" + $(kzE{kz.json,To-Realm}) + $var(Pickup);
+    $sht(fp=>$(kzE{kz.json,Call-Cookie})::Call-ID) = $(kzE{kz.json,Target-Call-ID}) + $var(Pickup);
+    $sht(fp=>$(kzE{kz.json,Call-Cookie})::URI) = "sip:" + $(kzE{kz.json,From-User}) + "@" + $(kzE{kz.json,To-Realm}) ;    
 }
 
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