fix(device-edge): bound stalled Core channel connects

device-plane/services/device-control-core/src/device-gateway-core-runtime.mjs

@@ -19,6 +19,7 @@ import {
 // Runtime-owned transport implementation; kept inside the deployable Core context.
 const CHANNEL_TRACKER_SESSION_ID = "channel:control";
 const CHANNEL_PROFILE_REF = "channel.control.v1";
+const DEFAULT_CONNECT_TIMEOUT_MS = 10_000;
 
 export function createDeviceGatewayCoreChannelClient(options = {}) {
   const config = normalizeConfig(options);
@@ -129,6 +130,7 @@ export function createDeviceGatewayCoreChannelClient(options = {}) {
       edgeSequence: 0,
       coreSequence: 0,
       lastEdgeActivityAt: config.clock(),
+      connectTimer: null,
       heartbeatTimer: null,
       ready: false,
       closed: false,
@@ -151,6 +153,12 @@ export function createDeviceGatewayCoreChannelClient(options = {}) {
       },
     });
     connection.session = session;
+    connection.connectTimer = setTimeout(() => {
+      failConnection(connection, new Error(
+        "device_gateway_core_channel_connect_timeout",
+      ));
+    }, config.connectTimeoutMs);
+    connection.connectTimer.unref?.();
     session.once("error", (error) => failConnection(connection, error));
     session.once("close", () => closeConnection(connection, true));
     session.once("connect", () => {
@@ -250,6 +258,8 @@ export function createDeviceGatewayCoreChannelClient(options = {}) {
         correlationId: envelope.correlationId,
       });
       connection.ready = true;
+      clearTimeout(connection.connectTimer);
+      connection.connectTimer = null;
       reconnectAttempt = 0;
       totalChannelsAccepted += 1;
       lastErrorCode = null;
@@ -403,6 +413,8 @@ export function createDeviceGatewayCoreChannelClient(options = {}) {
   function closeConnection(connection, reconnect) {
     if (connection.closed) return;
     connection.closed = true;
+    clearTimeout(connection.connectTimer);
+    connection.connectTimer = null;
     clearInterval(connection.heartbeatTimer);
     connection.heartbeatTimer = null;
     connection.sessionChains.clear();
@@ -506,6 +518,13 @@ function normalizeConfig(options) {
     acceptMessage: options.acceptMessage,
     keepaliveMs,
     deadPeerMs,
+    connectTimeoutMs: normalizeInteger(
+      options.connectTimeoutMs,
+      10,
+      120_000,
+      DEFAULT_CONNECT_TIMEOUT_MS,
+      "connect_timeout",
+    ),
     reconnectMinimumMs,
     reconnectMaximumMs,
     maxEnvelopeBytes: normalizeInteger(