test(storage): Crash-Simulation und Stresstest gegen unvollständige Schreibvorgänge
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#!/usr/bin/env bash
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# ==============================================================================
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# scripts/crash-test.sh
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# Stresstest für ink-notes Speicher- und Autosave-Robustheit.
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# Simuliert harte Programmabstürze (SIGKILL / kill -9) während Schreibvorgängen
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# und verifiziert die Integrität der Notizbücher und Seiten.
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# ==============================================================================
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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REPO_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
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ITERATIONS="${1:-200}"
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TEST_DIR="${REPO_ROOT}/target/crash_test_workspace"
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CRASH_SIM_BIN="${REPO_ROOT}/target/release/crash_sim"
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echo "=================================================================="
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echo " ink-notes Crash- & Datenverlust-Stresstest"
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echo " Iterationen: ${ITERATIONS}"
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echo " Testverzeichnis: ${TEST_DIR}"
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echo "=================================================================="
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# 1. Sicherstellen, dass das Test-Binary gebaut ist
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if [ ! -f "${CRASH_SIM_BIN}" ]; then
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echo "Baue crash_sim Release-Binary..."
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cargo build --release --bin crash_sim --manifest-path "${REPO_ROOT}/Cargo.toml"
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fi
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# 2. Sauberes Testverzeichnis anlegen und Notizbuch initialisieren
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rm -rf "${TEST_DIR}"
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mkdir -p "${TEST_DIR}"
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"${CRASH_SIM_BIN}" init "${TEST_DIR}"
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SUCCESS_COUNT=0
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INTERRUPTED_WRITES=0
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trap 'rm -rf "${TEST_DIR}"' EXIT
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echo "Starte Testlauf mit ${ITERATIONS} SIGKILL-Zyklen..."
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for i in $(seq 1 "${ITERATIONS}"); do
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# Worker im Hintergrund starten
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"${CRASH_SIM_BIN}" worker "${TEST_DIR}" > /dev/null 2>&1 &
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WORKER_PID=$!
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# Zufällige Schlafdauer zwischen 2ms und 35ms, um Schreiboperationen mitten im Flug zu treffen
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# RANDOM % 33 + 2 ergibt 2..34 Millisekunden
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MS_DELAY=$(( (RANDOM % 33) + 2 ))
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DELAY="0.$(printf "%03d" "$MS_DELAY")"
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sleep "${DELAY}"
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# Harter Prozessabbruch ohne Clean-up (SIGKILL)
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if kill -9 "${WORKER_PID}" 2>/dev/null; then
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INTERRUPTED_WRITES=$((INTERRUPTED_WRITES + 1))
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fi
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wait "${WORKER_PID}" 2>/dev/null || true
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# Integritäts- und Konsistenzprüfung
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if ! "${CRASH_SIM_BIN}" verify "${TEST_DIR}" > /dev/null 2>&1; then
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echo ""
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echo "❌ FEHLER in Iteration ${i}!"
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echo "Notizbuch im Zustand nach Absturz nicht konsistent ladbar!"
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"${CRASH_SIM_BIN}" verify "${TEST_DIR}" || true
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trap - EXIT
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exit 1
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fi
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SUCCESS_COUNT=$((SUCCESS_COUNT + 1))
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if [ $((i % 25)) -eq 0 ] || [ "${i}" -eq "${ITERATIONS}" ]; then
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echo " [$(date +%T)] Iteration ${i}/${ITERATIONS} bestanden (erfolgreich unterbrochene Schreibvorgänge: ${INTERRUPTED_WRITES})."
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fi
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done
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echo ""
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echo "=================================================================="
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echo "✅ ALLE ${ITERATIONS} CRASH-TESTS ERFOLGREICH BESTANDEN!"
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echo " - Überstandene SIGKILLs: ${INTERRUPTED_WRITES}"
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echo " - Konsistente Ladevorgänge: ${SUCCESS_COUNT}/${ITERATIONS}"
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echo " - Keine korrupten JSON-Dateien ohne Quarantäne"
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echo " - Keine unvollständigen Atom-Schreibungen"
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echo "=================================================================="
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@@ -0,0 +1,221 @@
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//! Crash-Simulationstesthelfer für ink-notes.
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//! Wird von scripts/crash-test.sh verwendet, um unvollständige Schreibvorgänge
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//! und SIGKILL (kill -9) Robustheit zu verifizieren.
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use std::env;
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use std::path::Path;
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use std::process;
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use std::time::Duration;
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use glam::Vec2;
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use ink_notes::document::{Notebook, PageBackground, StylusSample};
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use ink_notes::spline::{finalize_stroke_with_config, SplineConfig};
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use ink_notes::storage::{
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cleanup_orphaned_temp_files, load_notebook, load_page, save_manifest, save_notebook, save_page,
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NotebookManifest, PageData,
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};
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fn run_init(dir: &Path) -> Result<(), Box<dyn std::error::Error>> {
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let nb = Notebook::new();
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let id = dir
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.file_name()
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.and_then(|n| n.to_str())
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.unwrap_or("crash_test");
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let mut m = NotebookManifest::new(id, "Crash Test Notebook");
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m.sync_from_notebook(&nb);
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save_notebook(dir, &nb, &mut m)?;
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println!("[init] Initialized clean notebook in {:?}", dir);
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Ok(())
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}
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fn run_worker(dir: &Path) {
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let (mut notebook, mut manifest) = match load_notebook(dir) {
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Ok((nb, m)) => (nb, m),
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Err(_) => {
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let nb = Notebook::new();
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let id = dir
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.file_name()
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.and_then(|n| n.to_str())
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.unwrap_or("crash_test");
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let mut m = NotebookManifest::new(id, "Crash Test Notebook");
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m.sync_from_notebook(&nb);
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let _ = save_notebook(dir, &nb, &mut m);
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(nb, m)
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}
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};
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let spline_cfg = SplineConfig::default();
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let mut stroke_counter = manifest.next_stroke_id;
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println!("[worker] Started writing loop in {:?}", dir);
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loop {
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// Erzeuge neuen Strich mit einigen Samples
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let base_x = (stroke_counter % 500) as f32;
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let samples = vec![
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StylusSample {
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position: Vec2::new(base_x, 100.0),
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pressure: 0.5,
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timestamp: 0.0,
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},
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StylusSample {
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position: Vec2::new(base_x + 10.0, 150.0),
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pressure: 0.7,
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timestamp: 0.01,
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},
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StylusSample {
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position: Vec2::new(base_x + 20.0, 200.0),
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pressure: 0.6,
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timestamp: 0.02,
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},
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];
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let stroke = finalize_stroke_with_config(
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stroke_counter,
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&samples,
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[0.0, 0.0, 0.0, 1.0],
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&spline_cfg,
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);
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stroke_counter += 1;
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manifest.next_stroke_id = stroke_counter;
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let page = notebook.current_page_mut();
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page.add_stroke(stroke);
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let page_data = PageData::from(&*page);
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// 1. Schreibe Seite atomar
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if let Err(e) = save_page(dir, &page_data) {
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eprintln!("[worker] Error saving page: {:?}", e);
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}
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// 2. Aktualisiere Manifest atomar
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manifest.sync_from_notebook(¬ebook);
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if let Err(e) = save_manifest(dir, &manifest) {
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eprintln!("[worker] Error saving manifest: {:?}", e);
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}
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// 3. Gelegentlich Gesamtsave (wie Autosave-Flush)
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if stroke_counter % 5 == 0 {
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if let Err(e) = save_notebook(dir, ¬ebook, &mut manifest) {
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eprintln!("[worker] Error saving notebook: {:?}", e);
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}
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}
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// 4. Evtl. neue Seite anlegen und sofort sichern, bevor Manifest aktualisiert wird
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if stroke_counter % 25 == 0 {
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let page_idx = notebook.add_page(PageBackground::DotGrid);
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notebook.current_page_index = page_idx;
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let new_page_data = PageData::from(notebook.current_page());
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if let Err(e) = save_page(dir, &new_page_data) {
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eprintln!("[worker] Error saving new page: {:?}", e);
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}
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manifest.sync_from_notebook(¬ebook);
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if let Err(e) = save_manifest(dir, &manifest) {
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eprintln!("[worker] Error saving manifest: {:?}", e);
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}
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}
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}
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}
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fn run_verify(dir: &Path) -> Result<(), Box<dyn std::error::Error>> {
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println!("[verify] Checking notebook in {:?}", dir);
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// 1. Bereinige eventuelle verwaiste .tmp-Dateien
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let _ = cleanup_orphaned_temp_files(dir, Duration::from_secs(0));
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// Prüfe, ob das Verzeichnis noch gar kein Notizbuch enthält (Prozess vor erstem Flush getötet)
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let manifest_path = dir.join("manifest.json");
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let manifest_bak = dir.join("manifest.json.bak");
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if !manifest_path.exists() && !manifest_bak.exists() {
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println!("[verify] Notebook not yet created on disk (killed prior to first save). Valid empty state.");
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return Ok(());
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}
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// 2. Notizbuch laden
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let (_notebook, manifest) = match load_notebook(dir) {
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Ok(res) => res,
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Err(e) => {
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eprintln!("[verify] FAILED to load notebook: {:?}", e);
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return Err(Box::new(e));
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}
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};
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println!(
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"[verify] Manifest loaded successfully: title='{}', pages={}, next_stroke_id={}",
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manifest.title,
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manifest.pages.len(),
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manifest.next_stroke_id
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);
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// 3. Alle im Manifest registrierten Seiten laden und prüfen
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for page_meta in &manifest.pages {
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match load_page(dir, page_meta.id) {
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Ok(page_data) => {
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let page = page_data.to_page();
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println!(
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"[verify] Page {} verified: {} strokes, background={:?}",
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page_meta.id,
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page.strokes.len(),
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page.background
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);
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}
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Err(e) => {
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eprintln!(
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"[verify] FAILED to load page {} referenced by manifest: {:?}",
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page_meta.id, e
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);
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return Err(Box::new(e));
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}
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}
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}
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// 4. Prüfen ob Quarantäne-Dateien existieren
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if let Ok(entries) = std::fs::read_dir(dir) {
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for entry in entries.flatten() {
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let file_name = entry.file_name();
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let name = file_name.to_string_lossy();
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if name.contains(".corrupt-") {
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println!("[verify] Notice: Found quarantined file: {}", name);
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}
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}
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}
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println!("[verify] SUCCESS: All pages and manifest are fully consistent!");
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Ok(())
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}
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fn main() {
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let args: Vec<String> = env::args().collect();
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if args.len() < 3 {
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eprintln!("Usage: crash_sim <init|worker|verify> <notebook_dir>");
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process::exit(2);
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}
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let command = &args[1];
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let notebook_dir = Path::new(&args[2]);
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match command.as_str() {
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"init" => match run_init(notebook_dir) {
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Ok(_) => process::exit(0),
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Err(e) => {
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eprintln!("[init] Error: {}", e);
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process::exit(1);
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}
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},
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"worker" => {
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run_worker(notebook_dir);
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}
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"verify" => match run_verify(notebook_dir) {
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Ok(_) => process::exit(0),
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Err(e) => {
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eprintln!("[verify] Error: {}", e);
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process::exit(1);
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}
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},
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other => {
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eprintln!("Unknown command: {}", other);
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process::exit(2);
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}
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}
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}
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