Initialisiere VoTiAn NG mit Docker-Build, .env-Konfiguration und Cookie-Sitzungen

scripts/check-database.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+"""Run read-only metadata diagnostics through the backend's shared DatabaseService."""
+import importlib.util
+import json
+import os
+from pathlib import Path
+import sys
+
+ROOT = Path(__file__).resolve().parents[1]
+spec = importlib.util.spec_from_file_location("legacy_config", ROOT / "scripts/run-backend.py")
+config = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(config)
+
+
+def failure(message):
+    print(json.dumps({"connected": False, "reason": "CONFIGURATION_ERROR", "errorCode": None,
+                      "message": message, "applicationRowsRead": 0, "writes": 0},
+                     ensure_ascii=False, indent=2))
+    return 2
+
+
+def main():
+    try:
+        jar = config.backend_jar(ROOT)
+    except FileNotFoundError:
+        return failure("Kein eindeutiges Backend-JAR. Zuerst ./build.sh ausführen.")
+    try:
+        env = config.database_environment(ROOT, dict(os.environ))
+        os.chdir(ROOT / "backend")
+        # Credentials are passed only in the environment, never as process arguments.
+        os.execvpe("java", ["java", "-jar", str(jar), "--database-check"], env)
+    except (OSError, ValueError):
+        return failure("Backend-Start oder DB_URL, DB_USER und DB_PASSWORD in .env/Umgebung prüfen.")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())