feat: initialize XAS test console with native execution

2026-10-14 09:38:58 +08:00
commit 438844b01a
83 changed files with 9334 additions and 0 deletions
@@ -0,0 +1,35 @@
+"""Bounded temporary work files on a private per-run tmpfs mount."""
+from pathlib import Path
+import re
+import subprocess
+from .catalog import safe_path
+
+
+def mounts(settings):
+    result = []
+    for line in Path("/proc/mounts").read_text().splitlines():
+        device, target, kind, *_ = line.split()
+        if not device.startswith("xas-run-") or kind != "tmpfs":
+            continue
+        identity = device.removeprefix("xas-run-")
+        if not re.fullmatch(r"[a-f0-9]{32}", identity):
+            continue
+        expected = settings.runs / identity / "work"
+        if target != str(expected):
+            continue
+        result.append(safe_path(expected, settings.runs))
+    return result
+
+
+def create(settings, identity, uid):
+    target = safe_path(settings.runs / identity / "work", settings.runs)
+    if target in mounts(settings):
+        raise ValueError("本次临时目录已经挂载，拒绝覆盖")
+    subprocess.run(["mount", "-t", "tmpfs", "-o", f"size=134217728,nodev,nosuid,noexec,mode=0770,uid={uid},gid={uid}",
+                    "xas-run-" + identity, str(target)], check=True, capture_output=True, timeout=10)
+
+
+def remove(settings, target):
+    if target not in mounts(settings):
+        raise ValueError("临时挂载归属核验失败")
+    subprocess.run(["umount", "--", str(target)], check=True, capture_output=True, timeout=10)