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Stop relay reconnect flapping on takeover

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This commit is contained in:
Mohamed Boudra
2026-02-05 09:06:07 +07:00
parent 32f32051d0
commit 98896bfb37
1 changed files with 24 additions and 0 deletions
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24
packages/server/src/client/daemon-client.ts
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@@ -389,6 +389,15 @@ export class DaemonClient {
clearTimeout(this.pendingGenericTransportErrorTimeout);
this.pendingGenericTransportErrorTimeout = null;
}
const closeRecord = event as { code?: unknown; reason?: unknown } | null;
const closeCode =
closeRecord && typeof closeRecord === "object" && typeof closeRecord.code === "number"
? closeRecord.code
: null;
const closeReason =
closeRecord && typeof closeRecord === "object" && typeof closeRecord.reason === "string"
? closeRecord.reason
: null;
const reason = describeTransportClose(event);
if (reason) {
this.lastErrorValue = reason;
@@ -397,6 +406,21 @@ export class DaemonClient {
status: "disconnected",
...(reason ? { reason } : {}),
});
// When connecting over the relay, only one client connection is allowed at a time.
// If another device/tab takes over, we should not auto-reconnect and "fight" the new
// connection (which causes flapping where both sides repeatedly replace each other).
if (
isRelayClientWebSocketUrl(this.config.url) &&
closeCode === 1008 &&
(closeReason ?? reason) === "Replaced by new connection"
) {
this.shouldReconnect = false;
this.clearWaiters(new Error(reason ?? "Replaced by new connection"));
this.rejectPendingSendQueue(new Error(reason ?? "Replaced by new connection"));
this.rejectConnect(new Error(reason ?? "Replaced by new connection"));
return;
}
this.scheduleReconnect(reason);
}),
transport.onError((event) => {