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fix setuid/setgid when running rootless (#892)

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This commit is contained in:
Kirill Nikiforov
2026-04-12 02:35:54 +04:00
committed by GitHub
parent a477bf6829
commit b7a884f26f
1 changed files with 12 additions and 14 deletions
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backend/decky_loader/localplatform/localplatformlinux.py
+12 -14
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@@ -116,29 +116,27 @@ def get_username() -> str:
return _get_user() return _get_user()
def setgid(user : UserType = UserType.HOST_USER): def setgid(user : UserType = UserType.HOST_USER):
user_id = 0 host_user_group_id, effective_user_group_id = _get_user_group_id(), _get_effective_user_group_id()
if host_user_group_id == effective_user_group_id:
if user == UserType.HOST_USER: pass
user_id = _get_user_group_id() elif user == UserType.HOST_USER:
os.setgid(host_user_group_id)
elif user == UserType.EFFECTIVE_USER: elif user == UserType.EFFECTIVE_USER:
pass # we already are os.setgid(effective_user_group_id)
else: else:
raise Exception("Unknown user type") raise Exception("Unknown user type")
os.setgid(user_id)
def setuid(user : UserType = UserType.HOST_USER): def setuid(user : UserType = UserType.HOST_USER):
user_id = 0 host_user_id, effective_user_id = _get_user_id(), _get_effective_user_id()
if host_user_id == effective_user_id:
if user == UserType.HOST_USER: pass
user_id = _get_user_id() elif user == UserType.HOST_USER:
os.setuid(host_user_id)
elif user == UserType.EFFECTIVE_USER: elif user == UserType.EFFECTIVE_USER:
pass # we already are os.setuid(effective_user_id)
else: else:
raise Exception("Unknown user type") raise Exception("Unknown user type")
os.setuid(user_id)
async def service_active(service_name : str) -> bool: async def service_active(service_name : str) -> bool:
res, _, _ = await run(["systemctl", "is-active", service_name], stdout=DEVNULL, stderr=DEVNULL) res, _, _ = await run(["systemctl", "is-active", service_name], stdout=DEVNULL, stderr=DEVNULL)
return res.returncode == 0 return res.returncode == 0