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Teknium
1cea505a54
_is_wsl_launcher_command and _WSL_LAUNCHER_NAMES move unchanged into tools/process_registry_wsl.py; process_registry imports the function back. Code-health FILE_LINES ratchet on PR #106742 (process_registry.py 2793 > 2788). (cherry picked from commit f35413feae9748a630119fcc08c46d070b22e2cd)
35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
"""Detect background spawns routed through a ``wsl[.exe]`` launcher chain (#120546)."""
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from __future__ import annotations
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import os
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import shlex
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_WSL_LAUNCHER_NAMES = frozenset({"wsl", "wsl.exe"})
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def _is_wsl_launcher_command(command: str) -> bool:
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"""True when *command* routes through a ``wsl[.exe]`` launcher chain (#120546).
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The host PID recorded for such a spawn belongs to the short-lived launcher;
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grandchildren inside the VM outlive it, so the entry must say so instead of
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letting host-side hunting fail silently.
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"""
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if not isinstance(command, str) or not command.strip():
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return False
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candidates = []
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try:
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candidates.append((shlex.split(command, posix=True) or [""])[0])
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except ValueError:
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pass
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# POSIX shlex eats Windows backslashes (``C:\...\wsl.exe``), so also try
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# the naive first token where path separators survive.
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words = command.strip().split()
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if words:
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candidates.append(words[0])
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for first in candidates:
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base = os.path.basename(first.replace("\\", "/")).strip("'\"").lower()
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if base in _WSL_LAUNCHER_NAMES:
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return True
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return False
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