Handle the ping exit node request backward mode for olm and install handler

server/routers/olm/handleOlmRegisterMessage.ts

@@ -58,9 +58,17 @@ export const handleOlmRegisterMessage: MessageHandler = async (context) => {
         pingResults,
         fingerprint,
         postures,
+        backwardsCompatible,
         chainId
     } = message.data;
 
+    if (backwardsCompatible) {
+        logger.debug(
+            "[handleOlmRegisterMessage] Backwards compatible mode detected - not sending connect message and waiting for ping response."
+        );
+        return;
+    }
+
     if (!olm.clientId) {
         logger.warn("[handleOlmRegisterMessage] Olm client ID not found");
         sendOlmError(OlmErrorCodes.CLIENT_ID_NOT_FOUND, olm.olmId);

server/routers/olm/index.ts

@@ -15,3 +15,4 @@ export * from "./handleOlmServerInitAddPeerHandshake";
 export * from "./offlineChecker";
 export * from "./handleOlmUnLocalMessage";
 export * from "./handleOlmLocalMessage";
+export * from "./handleOlmExitNodesRequestMessage";

server/routers/ws/messageHandlers.ts

@@ -22,7 +22,8 @@ import {
     handleOlmDisconnectingMessage,
     handleOlmServerInitAddPeerHandshake,
     handleOlmLocalMessage,
-    handleOlmUnLocalMessage
+    handleOlmUnLocalMessage,
+    handleOlmExitNodesRequestMessage
 } from "../olm";
 import { handleHealthcheckStatusMessage } from "../target";
 import { handleRoundTripMessage } from "./handleRoundTripMessage";
@@ -37,6 +38,7 @@ export const messageHandlers: Record<string, MessageHandler> = {
     "olm/wg/local": handleOlmLocalMessage,
     "olm/wg/unlocal": handleOlmUnLocalMessage,
     "olm/ping": handleOlmPingMessage,
+    "olm/ping/request": handleOlmExitNodesRequestMessage,
     "olm/disconnecting": handleOlmDisconnectingMessage,
     "newt/disconnecting": handleNewtDisconnectingMessage,
     "newt/ping": handleNewtPingMessage,