Merge pull request #1906 from bboozzoo/bboozzoo/snap-helpers
subiquitycore: helpers for probing for snap execution environment
This commit is contained in:
commit
177df5002c
|
@ -0,0 +1,33 @@
|
||||||
|
# Copyright 2024 Canonical, Ltd.
|
||||||
|
#
|
||||||
|
# This program is free software: you can redistribute it and/or modify
|
||||||
|
# it under the terms of the GNU Affero General Public License as
|
||||||
|
# published by the Free Software Foundation, either version 3 of the
|
||||||
|
# License, or (at your option) any later version.
|
||||||
|
#
|
||||||
|
# This program is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
# GNU Affero General Public License for more details.
|
||||||
|
#
|
||||||
|
# You should have received a copy of the GNU Affero General Public License
|
||||||
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
import os
|
||||||
|
|
||||||
|
|
||||||
|
# Returns true if the current execution environment is inside a snap.
|
||||||
|
def is_snap():
|
||||||
|
return os.getenv("SNAP_CONFINEMENT") is not None
|
||||||
|
|
||||||
|
|
||||||
|
# Returns true if the current execution environment is inside a strictly
|
||||||
|
# confined snap.
|
||||||
|
def is_snap_strictly_confined():
|
||||||
|
return os.getenv("SNAP_CONFINEMENT", "classic") == "strict"
|
||||||
|
|
||||||
|
|
||||||
|
# Returns the snap name if the current execution context is inside a snap,
|
||||||
|
# otherwise None.
|
||||||
|
def snap_name():
|
||||||
|
return os.getenv("SNAP_INSTANCE_NAME")
|
|
@ -0,0 +1,58 @@
|
||||||
|
# Copyright 2024 Canonical, Ltd.
|
||||||
|
#
|
||||||
|
# This program is free software: you can redistribute it and/or modify
|
||||||
|
# it under the terms of the GNU Affero General Public License as
|
||||||
|
# published by the Free Software Foundation, either version 3 of the
|
||||||
|
# License, or (at your option) any later version.
|
||||||
|
#
|
||||||
|
# This program is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
# GNU Affero General Public License for more details.
|
||||||
|
#
|
||||||
|
# You should have received a copy of the GNU Affero General Public License
|
||||||
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
import unittest
|
||||||
|
from unittest.mock import patch
|
||||||
|
|
||||||
|
from subiquitycore import snap
|
||||||
|
|
||||||
|
|
||||||
|
class TestSnap(unittest.TestCase):
|
||||||
|
@patch("os.getenv", return_value=None)
|
||||||
|
def test_is_snap(self, os_getenv):
|
||||||
|
self.assertFalse(snap.is_snap())
|
||||||
|
os_getenv.assert_called_with("SNAP_CONFINEMENT")
|
||||||
|
os_getenv.reset_mock()
|
||||||
|
|
||||||
|
os_getenv.return_value = "strict"
|
||||||
|
self.assertTrue(snap.is_snap())
|
||||||
|
os_getenv.assert_called_with("SNAP_CONFINEMENT")
|
||||||
|
os_getenv.reset_mock()
|
||||||
|
|
||||||
|
os_getenv.return_value = "classic"
|
||||||
|
self.assertTrue(snap.is_snap())
|
||||||
|
os_getenv.assert_called_with("SNAP_CONFINEMENT")
|
||||||
|
os_getenv.reset_mock()
|
||||||
|
|
||||||
|
@patch("os.getenv", return_value=None)
|
||||||
|
def test_snap_confinement(self, os_getenv):
|
||||||
|
self.assertFalse(snap.is_snap_strictly_confined())
|
||||||
|
os_getenv.assert_called_with("SNAP_CONFINEMENT", "classic")
|
||||||
|
os_getenv.reset_mock()
|
||||||
|
|
||||||
|
os_getenv.return_value = "strict"
|
||||||
|
self.assertTrue(snap.is_snap_strictly_confined())
|
||||||
|
|
||||||
|
os_getenv.return_value = "classic"
|
||||||
|
self.assertFalse(snap.is_snap_strictly_confined())
|
||||||
|
|
||||||
|
@patch("os.getenv", return_value=None)
|
||||||
|
def test_snap_name(self, os_getenv):
|
||||||
|
self.assertIsNone(snap.snap_name())
|
||||||
|
os_getenv.assert_called_with("SNAP_INSTANCE_NAME")
|
||||||
|
os_getenv.reset_mock()
|
||||||
|
|
||||||
|
os_getenv.return_value = "console-conf"
|
||||||
|
self.assertEqual(snap.snap_name(), "console-conf")
|
Loading…
Reference in New Issue