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Fix parallel JVM extraction: isolate temp dirs to prevent native DLL lock conflicts

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Each JVM extractor process now gets its own temp directory via
-Djava.io.tmpdir so parallel SevenZipJBinding instances don't fight
over the same lib7-Zip-JBinding.dll file lock on Windows.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Sucukdeluxe 2026-03-03 19:54:38 +01:00
parent 2f43164732
commit 1d876f8ded
1 changed files with 12 additions and 0 deletions
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12
src/main/extractor.ts
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@ -7,6 +7,8 @@ import { CleanupMode, ConflictMode } from "../shared/types";
import { logger } from "./logger"; import { logger } from "./logger";
import { removeDownloadLinkArtifacts, removeSampleArtifacts } from "./cleanup"; import { removeDownloadLinkArtifacts, removeSampleArtifacts } from "./cleanup";
import crypto from "node:crypto";
const DEFAULT_ARCHIVE_PASSWORDS = ["", "serienfans.org", "serienjunkies.org"]; const DEFAULT_ARCHIVE_PASSWORDS = ["", "serienfans.org", "serienjunkies.org"];
const NO_EXTRACTOR_MESSAGE = "WinRAR/UnRAR nicht gefunden. Bitte WinRAR installieren."; const NO_EXTRACTOR_MESSAGE = "WinRAR/UnRAR nicht gefunden. Bitte WinRAR installieren.";
const NO_JVM_EXTRACTOR_MESSAGE = "7-Zip-JBinding Runtime nicht gefunden. Bitte resources/extractor-jvm prüfen."; const NO_JVM_EXTRACTOR_MESSAGE = "7-Zip-JBinding Runtime nicht gefunden. Bitte resources/extractor-jvm prüfen.";
@ -865,8 +867,13 @@ function runJvmExtractCommand(
} }
const mode = effectiveConflictMode(conflictMode); const mode = effectiveConflictMode(conflictMode);
// Each JVM process needs its own temp dir so parallel SevenZipJBinding
// instances don't fight over the same native DLL file lock.
const jvmTmpDir = path.join(os.tmpdir(), `rd-extract-${crypto.randomUUID()}`);
fs.mkdirSync(jvmTmpDir, { recursive: true });
const args = [ const args = [
"-Dfile.encoding=UTF-8", "-Dfile.encoding=UTF-8",
`-Djava.io.tmpdir=${jvmTmpDir}`,
"-Xms32m", "-Xms32m",
"-Xmx512m", "-Xmx512m",
"-cp", "-cp",
@ -917,6 +924,10 @@ function runJvmExtractCommand(
} }
}; };
const cleanupTmpDir = (): void => {
fs.rm(jvmTmpDir, { recursive: true, force: true }, () => {});
};
const finish = (result: JvmExtractResult): void => { const finish = (result: JvmExtractResult): void => {
if (settled) { if (settled) {
return; return;
@ -929,6 +940,7 @@ function runJvmExtractCommand(
if (signal && onAbort) { if (signal && onAbort) {
signal.removeEventListener("abort", onAbort); signal.removeEventListener("abort", onAbort);
} }
cleanupTmpDir();
resolve(result); resolve(result);
}; };