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fix(settings): clean up orphaned temp files and harden atomic writes

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This commit is contained in:
Bohdan Triapitsyn
2026-08-22 11:55:38 +03:00
parent 735a9463ca
commit fcbe2c0414
8 changed files with 142 additions and 25 deletions
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packages/electron/main.mjs
+9 -4
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@@ -560,10 +560,15 @@ const writeJsonFile = async (filePath, data) => {
// Atomic: write to a temp file then rename. Readers never see a partial
// JSON file that could parse-error and get coerced to {}.
const tmp = `${filePath}.tmp-${process.pid}-${Date.now()}-${Math.random().toString(36).slice(2, 8)}`;
await fsp.writeFile(tmp, JSON.stringify(data, null, 2), { encoding: 'utf8', mode: 0o600 });
if (process.platform !== 'win32') await fsp.chmod(tmp, 0o600);
await fsp.rename(tmp, filePath);
if (process.platform !== 'win32') await fsp.chmod(filePath, 0o600);
try {
await fsp.writeFile(tmp, JSON.stringify(data, null, 2), { encoding: 'utf8', mode: 0o600 });
if (process.platform !== 'win32') await fsp.chmod(tmp, 0o600);
await fsp.rename(tmp, filePath);
if (process.platform !== 'win32') await fsp.chmod(filePath, 0o600);
} catch (error) {
await fsp.rm(tmp, { force: true }).catch(() => {});
throw error;
}
};
const readSettingsRoot = () => {