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fix(terminal): clean up idle websocket (#1170)

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* fix(terminal): clean up idle websocket

* fix(terminal): simplify active reconnect state

---------

Co-authored-by: Isaac Sanchez <isanchez-hawkins@arize.com>
This commit is contained in:
Isaac Sanchez-Hawkins
2026-05-08 23:27:27 +03:00
committed by GitHub
co-authored by Isaac Sanchez
parent 26caa33319
commit c550d02dc8
1 changed files with 26 additions and 22 deletions
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packages/ui/src/lib/terminalApi.ts
+26 -22
View File
@@ -75,8 +75,6 @@ const WS_READY_STATE_OPEN = 1;
const WS_READY_STATE_CONNECTING = 0;
const DEFAULT_TERMINAL_WS_PATH = '/api/terminal/ws';
const WS_SEND_WAIT_MS = 1200;
const WS_RECONNECT_INITIAL_DELAY_MS = 1000;
const WS_RECONNECT_MAX_DELAY_MS = 30000;
const WS_RECONNECT_JITTER_MS = 250;
const WS_KEEPALIVE_INTERVAL_MS = 20000;
const WS_CONNECT_TIMEOUT_MS = 5000;
@@ -215,6 +213,10 @@ class TerminalTransportManager {
if (this.requestedSessionId === sessionId) {
this.requestedSessionId = null;
}
if (this.subscriptions.size === 0) {
this.clearReconnectTimeout();
this.resetConnection();
}
};
}
@@ -448,28 +450,30 @@ class TerminalTransportManager {
}
const activeSubscription = this.getActiveSubscription();
const attempt = (activeSubscription?.retryCount ?? 0) + 1;
const initialDelay = activeSubscription?.initialRetryDelay ?? WS_RECONNECT_INITIAL_DELAY_MS;
const maxDelay = activeSubscription?.maxRetryDelay ?? WS_RECONNECT_MAX_DELAY_MS;
const maxRetries = activeSubscription?.maxRetries ?? Number.POSITIVE_INFINITY;
if (activeSubscription) {
if (attempt > maxRetries) {
this.clearConnectionTimeout(activeSubscription);
activeSubscription.onError?.(error, true);
return;
}
activeSubscription.retryCount = attempt;
activeSubscription.connected = false;
activeSubscription.onEvent({
type: 'reconnecting',
attempt,
maxAttempts: maxRetries,
});
this.startConnectionTimeout(activeSubscription);
if (!activeSubscription) {
return;
}
const attempt = activeSubscription.retryCount + 1;
const initialDelay = activeSubscription.initialRetryDelay;
const maxDelay = activeSubscription.maxRetryDelay;
const maxRetries = activeSubscription.maxRetries;
if (attempt > maxRetries) {
this.clearConnectionTimeout(activeSubscription);
activeSubscription.onError?.(error, true);
return;
}
activeSubscription.retryCount = attempt;
activeSubscription.connected = false;
activeSubscription.onEvent({
type: 'reconnecting',
attempt,
maxAttempts: maxRetries,
});
this.startConnectionTimeout(activeSubscription);
const baseDelay = Math.min(initialDelay * Math.pow(2, Math.max(attempt - 1, 0)), maxDelay);
const jitter = Math.floor(Math.random() * WS_RECONNECT_JITTER_MS);
const delay = baseDelay + jitter;