同步移动端工程、设备控制改进与发布资料

2026-09-26 19:21:12 +08:00
parent 912ba432cf
commit 98eadc5c8b
137 changed files with 9274 additions and 85 deletions
@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+"""Exercise the independent recovery task after a real systemd service stop."""
+
+from __future__ import annotations
+
+import os
+from pathlib import Path
+import shutil
+import subprocess
+import time
+from uuid import uuid4
+
+
+def run(*args: str) -> subprocess.CompletedProcess[str]:
+    return subprocess.run(args, check=True, capture_output=True, text=True, timeout=30)
+
+
+def main() -> int:
+    if os.geteuid() != 0 or not Path("/run/systemd/system").is_dir():
+        raise RuntimeError("real systemd lifecycle test requires root on a systemd host")
+    token = uuid4().hex[:12]
+    directory_name = f"matrix-kernel-recovery-test-{token}"
+    main_unit = f"{directory_name}-main"
+    task_unit = f"{directory_name}-task"
+    runtime = Path("/run") / directory_name
+    if runtime.exists():
+        raise RuntimeError("isolated runtime directory already exists")
+    try:
+        run("systemd-run", "--quiet", f"--unit={main_unit}",
+            f"--property=RuntimeDirectory={directory_name}",
+            "--property=RuntimeDirectoryPreserve=yes", "/bin/sleep", "120")
+        for _ in range(30):
+            if runtime.is_dir():
+                break
+            time.sleep(0.1)
+        else:
+            raise RuntimeError("temporary service did not create its runtime directory")
+        if run("systemctl", "show", main_unit, "--property=RuntimeDirectoryPreserve", "--value").stdout.strip() != "yes":
+            raise RuntimeError("temporary service did not enable runtime preservation")
+        run("systemctl", "stop", main_unit)
+        if not runtime.is_dir():
+            raise RuntimeError("systemd removed the runtime directory after service stop")
+        proof = runtime / "independent-task.txt"
+        run("systemd-run", "--quiet", "--wait", "--collect", f"--unit={task_unit}",
+            "/usr/bin/python3", "-c",
+            "from pathlib import Path; import sys; Path(sys.argv[1]).write_text('ok', encoding='ascii')",
+            str(proof))
+        if proof.read_text(encoding="ascii") != "ok":
+            raise RuntimeError("independent task did not survive the main service stop")
+        print("real systemd recovery lifecycle passed")
+        return 0
+    finally:
+        subprocess.run(["systemctl", "stop", main_unit], check=False, capture_output=True, timeout=15)
+        if runtime.is_dir() and runtime.parent == Path("/run") and runtime.name == directory_name:
+            shutil.rmtree(runtime)
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())