mirror of
https://github.com/clearlinux/WALinuxAgent.git
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brendandixon
2799c3b615
The Agent will monitor for more recent versions and update itself (without impacting the installed version). If the new Agent fails (in a very bad way or consistently), the code rolls back to the prior version. Signed-off-by: Brendan Dixon <brendand@microsoft.com>
85 lines
3.3 KiB
Python
85 lines
3.3 KiB
Python
# Copyright 2014 Microsoft Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Requires Python 2.4+ and Openssl 1.0+
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#
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# Implements parts of RFC 2131, 1541, 1497 and
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# http://msdn.microsoft.com/en-us/library/cc227282%28PROT.10%29.aspx
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# http://msdn.microsoft.com/en-us/library/cc227259%28PROT.13%29.aspx
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import mock
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from tests.tools import *
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import azurelinuxagent.daemon.scvmm as scvmm
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from azurelinuxagent.daemon.main import *
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from azurelinuxagent.common.osutil.default import DefaultOSUtil
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class TestSCVMM(AgentTestCase):
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def test_scvmm_detection_with_file(self):
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# setup
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conf.get_dvd_mount_point = Mock(return_value=self.tmp_dir)
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conf.get_detect_scvmm_env = Mock(return_value=True)
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scvmm_file = os.path.join(self.tmp_dir, scvmm.VMM_CONF_FILE_NAME)
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fileutil.write_file(scvmm_file, "")
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with patch.object(scvmm.ScvmmHandler, 'start_scvmm_agent') as po:
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with patch('os.listdir', return_value=["sr0", "sr1", "sr2"]):
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with patch('time.sleep', return_value=0):
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# execute
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failed = False
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try:
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scvmm.get_scvmm_handler().run()
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except:
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failed = True
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# assert
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self.assertTrue(failed)
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self.assertTrue(po.call_count == 1)
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# cleanup
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os.remove(scvmm_file)
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def test_scvmm_detection_with_multiple_cdroms(self):
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# setup
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conf.get_dvd_mount_point = Mock(return_value=self.tmp_dir)
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conf.get_detect_scvmm_env = Mock(return_value=True)
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# execute
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with mock.patch.object(DefaultOSUtil, 'mount_dvd') as patch_mount:
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with patch('os.listdir', return_value=["sr0", "sr1", "sr2"]):
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scvmm.ScvmmHandler().detect_scvmm_env()
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# assert
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assert patch_mount.call_count == 3
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assert patch_mount.call_args_list[0][1]['dvd_device'] == '/dev/sr0'
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assert patch_mount.call_args_list[1][1]['dvd_device'] == '/dev/sr1'
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assert patch_mount.call_args_list[2][1]['dvd_device'] == '/dev/sr2'
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def test_scvmm_detection_without_file(self):
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# setup
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conf.get_dvd_mount_point = Mock(return_value=self.tmp_dir)
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conf.get_detect_scvmm_env = Mock(return_value=True)
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scvmm_file = os.path.join(self.tmp_dir, scvmm.VMM_CONF_FILE_NAME)
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if os.path.exists(scvmm_file):
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os.remove(scvmm_file)
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with mock.patch.object(scvmm.ScvmmHandler, 'start_scvmm_agent') as patch_start:
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# execute
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scvmm.ScvmmHandler().detect_scvmm_env()
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# assert
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patch_start.assert_not_called()
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if __name__ == '__main__':
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unittest.main()
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