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# Copyright (c) 2024 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Defines common conditions for the new auth stack migration."""
from __future__ import annotations
import os
import sys
import scm
def Enabled() -> bool:
"""Returns True if new auth stack is enabled."""
if not SwitchedOn():
return False
if _HasGitcookies():
_PrintGitcookiesWarning()
return False
return True
def SwitchedOn() -> bool:
"""Returns True if new auth stack is "switched on".
Note that this does not necessarily mean that new auth is enabled.
In particular, we still disable new auth if a .gitcookies file is
present, to protect bots that haven't been migrated yet.
"""
if Default():
return not ExplicitlyDisabled()
return ExplicitlyEnabled()
def Default() -> bool:
"Returns default enablement status for new auth stack."
return True
def _HasGitcookies() -> bool:
"""Returns True if user has gitcookies file."""
return os.path.exists(os.path.expanduser('~/.gitcookies'))
_warning_printed = False
def _PrintGitcookiesWarning() -> None:
global _warning_printed
if _warning_printed:
return
_warning_printed = True
sys.stderr.write('''
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Warning !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
depot_tools will soon stop using the .gitcookies file for authentication.
To silence this warning, please run `git cl creds-check` which will help you fix this.
If you encounter any issues, please report them using:
https://issues.chromium.org/issues/new?component=1456702&template=2076315
--------------------------------------------------------------------------------
''')
def ExplicitlyEnabled() -> bool:
"""Returns True if new auth stack is explicitly enabled.
Directly checks config and doesn't do gitcookie check.
"""
return scm.GIT.GetConfig(os.getcwd(),
'depot-tools.usenewauthstack') in ('yes', 'on',
'true', '1')
def ExplicitlyDisabled() -> bool:
"""Returns True if new auth stack is explicitly disabled."""
return scm.GIT.GetConfig(os.getcwd(),
'depot-tools.usenewauthstack') in ('no', 'off',
'false', '0')
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