ff73d41609
The userdatautils plugin now supports EC2 formatted scripts. It consists of multiple batch or powershell scripts enclosed into specific tags, where the batch part is executed before the powershell one. Change-Id: Ic9b2c73838c606d3eeaf039363dbdf46313379ca
163 lines
5.1 KiB
Python
163 lines
5.1 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import textwrap
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import unittest
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import mock
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from cloudbaseinit.plugins.common import execcmd
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from cloudbaseinit.tests import testutils
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def _remove_file(filepath):
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if not filepath:
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return
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try:
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os.remove(filepath)
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except OSError:
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pass
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@mock.patch('cloudbaseinit.osutils.factory.get_os_utils')
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class TestExecCmd(unittest.TestCase):
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def test_from_data(self, _):
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command = execcmd.BaseCommand.from_data(b"test")
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self.assertIsInstance(command, execcmd.BaseCommand)
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# Not public API, though.
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self.assertTrue(os.path.exists(command._target_path),
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command._target_path)
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self.addCleanup(_remove_file, command._target_path)
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with open(command._target_path) as stream:
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data = stream.read()
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self.assertEqual("test", data)
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command._cleanup()
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self.assertFalse(os.path.exists(command._target_path),
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command._target_path)
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def test_args(self, _):
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class FakeCommand(execcmd.BaseCommand):
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command = mock.sentinel.command
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with testutils.create_tempfile() as tmp:
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fake_command = FakeCommand(tmp)
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self.assertEqual([mock.sentinel.command, tmp],
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fake_command.args)
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fake_command = execcmd.BaseCommand(tmp)
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self.assertEqual([tmp], fake_command.args)
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def test_from_data_extension(self, _):
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class FakeCommand(execcmd.BaseCommand):
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command = mock.sentinel.command
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extension = ".test"
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command = FakeCommand.from_data(b"test")
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self.assertIsInstance(command, FakeCommand)
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self.addCleanup(os.remove, command._target_path)
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self.assertTrue(command._target_path.endswith(".test"))
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def test_execute_normal_command(self, mock_get_os_utils):
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mock_osutils = mock_get_os_utils()
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with testutils.create_tempfile() as tmp:
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command = execcmd.BaseCommand(tmp)
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command.execute()
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mock_osutils.execute_process.assert_called_once_with(
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[command._target_path],
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shell=command.shell)
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# test __call__ API.
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mock_osutils.execute_process.reset_mock()
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command()
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mock_osutils.execute_process.assert_called_once_with(
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[command._target_path],
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shell=command.shell)
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def test_execute_powershell_command(self, mock_get_os_utils):
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mock_osutils = mock_get_os_utils()
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with testutils.create_tempfile() as tmp:
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command = execcmd.Powershell(tmp)
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command.execute()
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mock_osutils.execute_powershell_script.assert_called_once_with(
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command._target_path, command.sysnative)
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def test_execute_cleanup(self, _):
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with testutils.create_tempfile() as tmp:
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cleanup = mock.Mock()
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command = execcmd.BaseCommand(tmp, cleanup=cleanup)
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command.execute()
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cleanup.assert_called_once_with()
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@mock.patch("cloudbaseinit.plugins.common.execcmd.PowershellSysnative")
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@mock.patch("cloudbaseinit.plugins.common.execcmd.Shell")
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def _test_process_ec2(self, mock_shell, mock_psnative, tag=None):
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if tag:
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content = textwrap.dedent("""
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<{0}>mocked</{0}>
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<{0}>second</{0}>
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<abc>1</abc>
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<{0}>third
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</{0}>
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<{0}></{0}> # empty
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<{0}></{0} # invalid
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""".format(tag)).encode()
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else:
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content = textwrap.dedent("""
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<powershell>p1</powershell>
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<script>s1</script>
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<script>s2</script>
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<powershell>p2</powershell>
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<script>s3</script>
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""").encode()
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def ident(value):
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ident_func = mock.MagicMock()
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ident_func.return_value = (value, b"", 0)
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return ident_func
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mock_shell.from_data = ident
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mock_psnative.from_data = ident
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ec2conf = execcmd.EC2Config.from_data(content)
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out, _, _ = ec2conf()
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if tag:
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self.assertEqual(b"mocked\nsecond\nthird", out)
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else:
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self.assertEqual(b"s1\ns2\ns3\np1\np2", out)
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def test_process_ec2_script(self, _):
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self._test_process_ec2(tag="script")
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def test_process_ec2_powershell(self, _):
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self._test_process_ec2(tag="powershell")
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def test_process_ec2_order(self, _):
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self._test_process_ec2()
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