110 lines
4.3 KiB
Python
110 lines
4.3 KiB
Python
# 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 json
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from heat_integrationtests.common import exceptions
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from heat_integrationtests.scenario import scenario_base
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class CfnInitIntegrationTest(scenario_base.ScenarioTestsBase):
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"""
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The class is responsible for testing cfn-init and cfn-signal workability
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"""
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def setUp(self):
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super(CfnInitIntegrationTest, self).setUp()
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def check_stack(self, sid):
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# Check status of all resources
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for res in ('WaitHandle', 'SmokeSecurityGroup', 'SmokeKeys',
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'CfnUser', 'SmokeServer', 'IPAddress'):
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self._wait_for_resource_status(
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sid, res, 'CREATE_COMPLETE')
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server_resource = self.client.resources.get(sid, 'SmokeServer')
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server_id = server_resource.physical_resource_id
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server = self.compute_client.servers.get(server_id)
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try:
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self._wait_for_resource_status(
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sid, 'WaitCondition', 'CREATE_COMPLETE')
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except (exceptions.StackResourceBuildErrorException,
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exceptions.TimeoutException) as e:
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raise e
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finally:
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# attempt to log the server console regardless of WaitCondition
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# going to complete. This allows successful and failed cloud-init
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# logs to be compared
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self._log_console_output(servers=[server])
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stack = self.client.stacks.get(sid)
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# This is an assert of great significance, as it means the following
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# has happened:
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# - cfn-init read the provided metadata and wrote out a file
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# - a user was created and credentials written to the server
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# - a cfn-signal was built which was signed with provided credentials
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# - the wait condition was fulfilled and the stack has changed state
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wait_status = json.loads(
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self._stack_output(stack, 'WaitConditionStatus'))
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self.assertEqual('smoke test complete', wait_status['smoke_status'])
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server_ip = self._stack_output(stack, 'SmokeServerIp')
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# Check that created server is reachable
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if not self._ping_ip_address(server_ip):
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self._log_console_output(servers=[server])
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self.fail(
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"Timed out waiting for %s to become reachable" % server_ip)
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# Check that the user can authenticate with the generated keypair
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if self.keypair:
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try:
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linux_client = self.get_remote_client(
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server_ip, username='ec2-user')
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linux_client.validate_authentication()
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except (exceptions.ServerUnreachable,
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exceptions.SSHTimeout) as e:
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self._log_console_output(servers=[server])
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raise e
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def test_server_cfn_init(self):
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"""
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Check cfn-init and cfn-signal availability on the created server.
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The alternative scenario is the following:
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1. Create a stack with a server and configured security group.
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2. Check that all stack resources were created.
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3. Check that created server is reachable.
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4. Check that stack was created successfully.
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5. Check that is it possible to connect to server
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via generated keypair.
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"""
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parameters = {
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'key_name': self.keypair_name,
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'flavor': self.conf.instance_type,
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'image': self.conf.image_ref,
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'timeout': self.conf.build_timeout,
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'subnet': self.net['subnets'][0],
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}
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# Launch stack
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stack_id = self.launch_stack(
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template_name="test_server_cfn_init.yaml",
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parameters=parameters,
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expected_status=None
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)
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# Check stack
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self.check_stack(stack_id)
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