felixfoertsch/netfelix-audio-fix
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improve running-job responsiveness, bump version to 2026.04.15.7
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Felix Förtsch
2026-04-15 16:58:53 +02:00
parent 604fdc5c6c
commit c6698db51a
3 changed files with 53 additions and 7 deletions
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32
server/api/execute.ts
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@@ -23,6 +23,23 @@ const app = new Hono();
let queueRunning = false;
let runningProc: ReturnType<typeof Bun.spawn> | null = null;
let runningJobId: number | null = null;
const LIVE_UPDATE_INTERVAL_MS = 500;
const STREAM_CHUNKS_BEFORE_YIELD = 24;
export function shouldSendLiveUpdate(now: number, lastSentAt: number, intervalMs = LIVE_UPDATE_INTERVAL_MS): boolean {
return now - lastSentAt > intervalMs;
}
export async function yieldAfterChunk(
chunksSinceYield: number,
chunksBeforeYield = STREAM_CHUNKS_BEFORE_YIELD,
sleep: (ms: number) => Promise<unknown> = (ms) => Bun.sleep(ms),
): Promise<number> {
const next = chunksSinceYield + 1;
if (next < chunksBeforeYield) return next;
await sleep(0);
return 0;
}
function emitQueueStatus(
status: "running" | "paused" | "sleeping" | "idle",
@@ -329,14 +346,16 @@ async function runJob(job: Job): Promise<void> {
const updateOutput = db.prepare("UPDATE jobs SET output = ? WHERE id = ?");
const flush = (final = false) => {
const text = outputLines.join("\n");
const now = Date.now();
if (final || now - lastFlushAt > 500) {
if (!final && !shouldSendLiveUpdate(now, lastFlushAt)) {
pendingFlush = true;
return;
}
const text = outputLines.join("\n");
if (final || shouldSendLiveUpdate(now, lastFlushAt)) {
updateOutput.run(text, job.id);
lastFlushAt = now;
pendingFlush = false;
} else {
pendingFlush = true;
}
emitJobUpdate(job.id, "running", text);
};
@@ -349,7 +368,7 @@ async function runJob(job: Job): Promise<void> {
const progressed = parseFFmpegProgress(line);
if (progressed != null && totalSeconds > 0) {
const now = Date.now();
if (now - lastProgressEmit > 500) {
if (shouldSendLiveUpdate(now, lastProgressEmit)) {
emitJobProgress(job.id, progressed, totalSeconds);
lastProgressEmit = now;
}
@@ -364,6 +383,7 @@ async function runJob(job: Job): Promise<void> {
const reader = readable.getReader();
const decoder = new TextDecoder();
let buffer = "";
let chunksSinceYield = 0;
try {
while (true) {
const { done, value } = await reader.read();
@@ -377,6 +397,8 @@ async function runJob(job: Job): Promise<void> {
consumeProgress(line);
}
flush();
// Let pending HTTP requests run even when ffmpeg floods stdout/stderr.
chunksSinceYield = await yieldAfterChunk(chunksSinceYield);
}
if (buffer.trim()) {
outputLines.push(prefix + buffer);