Desktop-Anwendung zum gleichzeitigen Hochladen auf mehrere File-Hoster
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Administrator c3381d360f perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99)
The v3.3.98 instrument exposed the actual cause of the 1-2s UI button lag, and it
was none of the read-path suspects. electron-config.json had grown to 38.5MB and
was being load()/structuredClone()/JSON.stringify()'d ~137 times in a 73s window
(140-592ms each) on the Electron main thread — roughly 47% main-thread occupancy.
That is the lag: a button click lands while the thread is mid-clone of a 38.5MB
object. The 1MB read-ahead could not touch it.

The bulk is history, not the queue. Each batch-done appended the upload-manager
summary verbatim, including the full per-file result list (per-hoster URLs), into
config.history; default historyRetention='all' never prunes, so it grew unbounded
(75 batches ≈ 38.5MB). The "queue=undefined" in the perf log was a logging bug
(reading .length on the pendingQueue object), not an empty queue. Writes drove the
storm: queue-persistence (save-global-settings) did two loads + one 38.5MB
serialize per call, and _atomicWrite nulls the cache so the next load is a full
38.5MB reparse; even cache hits structuredCloned the whole 38.5MB. The per-job
upload path makes zero config calls, so pending=1280 was never the driver.

Fix — move history into its own file so it is never parsed/cloned/serialized on a
config op (a 5-agent investigation + adversarial review chose this over three
read-side half-fixes; it is the only change that removes the clone AND the
serialize AND the post-write reparse at once):

- History lives in electron-history.json. _migrateHistory() runs once at init
  (packaged only) and is fail-safe: it writes history.json (tmp → fsync → rename),
  re-reads and verifies the entry count, and keeps a permanent
  electron-config.json.pre-history-split.bak BEFORE the config is ever allowed to
  drop its history. If verification fails it leaves history in the config (retry
  next launch). _loadImpl returns history:[] once migrated, so the cached object is
  tiny (cheap clones); the config file shrinks to ~KB on the first save (cheap
  reparse) and _serializeForDisk writes ~KB (cheap serialize).
  loadHistory/appendHistory/pruneHistory/clearHistory go through history.json on
  their own write-queue with a no-clobber guard; the legacy config path stays as a
  fallback when migration did not run.
- Validated against the real 185MB / 30000-entry bench fixture: migrate 1.5s once,
  every entry preserved + .bak kept; load() 631ms cold once → 0.1ms after the first
  save strips the file (185MB → 2.1KB); loadHistory() still returns all 30000.

Dropped per review (one-variable + risk): loadShallow (moot after the split),
cache-repopulate (its gate can never fire), and a per-batch resolution cache (stale
account pools → the rotation/byse failover-regression class — the one thing that
could silently corrupt uploads).

Instrumentation (the user asked to measure everything; all additive, threshold-
gated, MHU_PERF=0 disables):
- ipcMain.handle/.on are centrally wrapped to log `ipc <channel> wall=Xms sync=Yms`
  over 50ms — the button-press→response latency — hardened (Promise.resolve(p)
  .finally + try/catch'd logging) so a logging failure can never break IPC.
- A 100ms main-process drift monitor logs `main-longtask blocked=Xms lastIpc=… gc=…`
  for any single main-thread turn over 100ms (catches GC, fs scans, serialize that
  the IPC timing structurally cannot see).
- config-store perf lines gain via=<caller> and wqDepth=, and the queue= logging
  bug is fixed (now reads pendingQueue.queueJobs.length).

405 tests pass (9 new migration tests: preserve-count, round-trip, save() never
loses history, crash-window fallback, idempotency). Clean Electron boot, no repo
pollution (migration is packaged-only).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-21 18:37:12 +02:00
assets feat: custom app icon (arrows-up design) 2026-03-11 23:30:46 +01:00
docs feat(diagnostics): network bind + fail-closed IP allowlist + host-in-code (Tailscale, like rd-diagnostics-mcp) 2026-06-19 19:32:29 +02:00
gateway feat(diagnostics): network bind + fail-closed IP allowlist + host-in-code (Tailscale, like rd-diagnostics-mcp) 2026-06-19 19:32:29 +02:00
lib perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
renderer feat(diag): comprehensive high-concurrency measurement build 2026-06-21 16:23:43 +02:00
scripts fix: rcedit import in afterPack - icon was not being embedded in exe 2026-03-12 01:22:56 +01:00
tasks perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
tests perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
.gitignore perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
app.py chore: initial commit - Electron multi-hoster uploader 2026-03-10 02:32:06 +01:00
eslint.config.mjs perf(config): cache parsed config + lean serialize + drop load() from log flush (long-run lag) 2026-06-21 00:49:55 +02:00
hosters.py chore: initial commit - Electron multi-hoster uploader 2026-03-10 02:32:06 +01:00
main.js perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
package-lock.json chore(deps): npm audit fix --force — closes 12 deferred vulnerabilities 2026-04-28 11:53:53 +02:00
package.json perf(config): split history out of the hot config file — the real 38.5MB main-thread thrash (v3.3.99) 2026-06-21 18:37:12 +02:00
preload-drop-target.js feat: floating drop target window and English column labels 2026-03-12 04:11:01 +01:00
preload.js feat(diagnostics): read-only remote diagnostics agent over the existing WS transport (app side) 2026-06-19 17:24:32 +02:00
README.md docs: update README for Electron version 2026-03-10 02:35:43 +01:00
requirements.txt chore: initial commit - Electron multi-hoster uploader 2026-03-10 02:32:06 +01:00

Multi-Hoster-Upload

Desktop-Anwendung zum gleichzeitigen Hochladen von Dateien auf mehrere File-Hosting-Dienste.

Unterstuetzte Hoster

  • doodstream.com - API-Key basiert
  • voe.sx - API-Key basiert
  • vidmoly.me - Login basiert (Username/Passwort)
  • byse.sx - API-Key basiert

Installation

Setup (empfohlen)

Lade die Multi-Hoster-Upload Setup X.X.X.exe aus den Releases herunter und installiere.

Portable

Lade die Multi-Hoster-Upload X.X.X.exe herunter. Keine Installation noetig.

Entwicklung

npm install
npm start

Build

npm run release:win

Erzeugt Setup + Portable EXE im release/ Ordner.

Release

GITEA_TOKEN=dein_token npm run release:gitea -- 1.0.1 "Release notes"

Features

  • Drag & Drop oder Dateiauswahl
  • Gleichzeitiger Upload zu mehreren Hostern
  • Echtzeit-Fortschrittsanzeige
  • Ergebnis-Tabelle mit Sortierung und Kopier-Funktion
  • Upload-Verlauf (letzte 100 Eintraege)
  • Health-Check fuer Hoster-Verbindungen
  • Auto-Updater (prueft git.24-music.de)
  • Log-Datei kompatibel mit File & Image Uploader Format