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fix: reconnect signal sse monitor

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This commit is contained in:
Peter Steinberger
2026-01-07 23:15:42 +00:00
parent 80f31cd75e
commit c96f669f2f
3 changed files with 74 additions and 4 deletions
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37
src/signal/monitor.ts
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@@ -1,3 +1,4 @@
import { setTimeout as delay } from "node:timers/promises";
import { chunkText, resolveTextChunkLimit } from "../auto-reply/chunk.js";
import { formatAgentEnvelope } from "../auto-reply/envelope.js";
import { dispatchReplyFromConfig } from "../auto-reply/reply/dispatch-from-config.js";
@@ -525,8 +526,9 @@ export async function monitorSignalProvider(
};
// Reconnection loop for SSE stream
const MAX_RETRY_DELAY = 30_000; // 30 seconds
const MAX_RETRY_DELAY = 10_000; // 10 seconds
const INITIAL_RETRY_DELAY = 1_000; // 1 second
const RETRY_JITTER = 0.2;
let retryDelay = INITIAL_RETRY_DELAY;
while (!opts.abortSignal?.aborted) {
@@ -541,14 +543,41 @@ export async function monitorSignalProvider(
});
},
});
// If streamSignalEvents returns normally, break (shouldn't happen normally)
break;
if (opts.abortSignal?.aborted) return;
runtime.log?.(
`Signal SSE stream ended, reconnecting in ${retryDelay / 1000}s...`,
);
const jitteredDelay = Math.max(
0,
Math.round(
retryDelay * (1 - RETRY_JITTER + Math.random() * 2 * RETRY_JITTER),
),
);
try {
await delay(jitteredDelay, undefined, { signal: opts.abortSignal });
} catch (err) {
if (opts.abortSignal?.aborted) return;
throw err;
}
retryDelay = INITIAL_RETRY_DELAY;
} catch (err) {
if (opts.abortSignal?.aborted) return;
runtime.error?.(`Signal SSE stream error: ${String(err)}`);
runtime.log?.(
`Signal SSE connection lost, reconnecting in ${retryDelay / 1000}s...`,
);
await new Promise((resolve) => setTimeout(resolve, retryDelay));
const jitteredDelay = Math.max(
0,
Math.round(
retryDelay * (1 - RETRY_JITTER + Math.random() * 2 * RETRY_JITTER),
),
);
try {
await delay(jitteredDelay, undefined, { signal: opts.abortSignal });
} catch (err) {
if (opts.abortSignal?.aborted) return;
throw err;
}
retryDelay = Math.min(retryDelay * 2, MAX_RETRY_DELAY);
}
}