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"""NIOS plugin for integration tests."""
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
from . import (
CloudProvider,
CloudEnvironment,
CloudEnvironmentConfig,
)
from ..util import (
find_executable,
display,
)
from ..docker_util import (
docker_run,
docker_rm,
docker_inspect,
docker_pull,
get_docker_container_id,
)
class NiosProvider(CloudProvider):
"""Nios plugin.
Sets up NIOS mock server for tests.
"""
DOCKER_SIMULATOR_NAME = 'nios-simulator'
DOCKER_IMAGE = 'quay.io/ansible/nios-test-container:1.3.0'
"""Default image to run the nios simulator.
The simulator must be pinned to a specific version
to guarantee CI passes with the version used.
It's source source itself resides at:
https://github.com/ansible/nios-test-container
"""
def __init__(self, args):
"""Set up container references for provider.
:type args: TestConfig
"""
super(NiosProvider, self).__init__(args)
self.__container_from_env = os.environ.get('ANSIBLE_NIOSSIM_CONTAINER')
"""Overrides target container, might be used for development.
Use ANSIBLE_NIOSSIM_CONTAINER=whatever_you_want if you want
to use other image. Omit/empty otherwise.
"""
self.image = self.__container_from_env or self.DOCKER_IMAGE
self.container_name = ''
def filter(self, targets, exclude):
"""Filter out the tests with the necessary config and res unavailable.
:type targets: tuple[TestTarget]
:type exclude: list[str]
"""
docker_cmd = 'docker'
docker = find_executable(docker_cmd, required=False)
if docker:
return
skip = 'cloud/%s/' % self.platform
skipped = [target.name for target in targets if skip in target.aliases]
if skipped:
exclude.append(skip)
display.warning(
'Excluding tests marked "%s" '
'which require the "%s" command: %s'
% (skip.rstrip('/'), docker_cmd, ', '.join(skipped))
)
def setup(self):
"""Setup cloud resource before delegation and reg cleanup callback."""
super(NiosProvider, self).setup()
if self._use_static_config():
self._setup_static()
else:
self._setup_dynamic()
def get_docker_run_options(self):
"""Get additional options needed when delegating tests to a container.
:rtype: list[str]
"""
return ['--link', self.DOCKER_SIMULATOR_NAME] if self.managed else []
def cleanup(self):
"""Clean up the resource and temporary configs files after tests."""
if self.container_name:
docker_rm(self.args, self.container_name)
super(NiosProvider, self).cleanup()
def _setup_dynamic(self):
"""Spawn a NIOS simulator within docker container."""
nios_port = 443
container_id = get_docker_container_id()
if container_id:
display.info(
'Running in docker container: %s' % container_id,
verbosity=1,
)
self.container_name = self.DOCKER_SIMULATOR_NAME
results = docker_inspect(self.args, self.container_name)
if results and not results[0].get('State', {}).get('Running'):
docker_rm(self.args, self.container_name)
results = []
display.info(
'%s NIOS simulator docker container.'
% ('Using the existing' if results else 'Starting a new'),
verbosity=1,
)
if not results:
if self.args.docker or container_id:
publish_ports = []
else:
# publish the simulator ports when not running inside docker
publish_ports = [
'-p', ':'.join((str(nios_port), ) * 2),
]
if not self.__container_from_env:
docker_pull(self.args, self.image)
docker_run(
self.args,
self.image,
['-d', '--name', self.container_name] + publish_ports,
)
if self.args.docker:
nios_host = self.DOCKER_SIMULATOR_NAME
elif container_id:
nios_host = self._get_simulator_address()
display.info(
'Found NIOS simulator container address: %s'
% nios_host, verbosity=1
)
else:
nios_host = 'localhost'
self._set_cloud_config('NIOS_HOST', nios_host)
def _get_simulator_address(self):
results = docker_inspect(self.args, self.container_name)
ip_address = results[0]['NetworkSettings']['IPAddress']
return ip_address
def _setup_static(self):
raise NotImplementedError
class NiosEnvironment(CloudEnvironment):
"""NIOS environment plugin.
Updates integration test environment after delegation.
"""
def get_environment_config(self):
"""
:rtype: CloudEnvironmentConfig
"""
ansible_vars = dict(
nios_provider=dict(
host=self._get_cloud_config('NIOS_HOST'),
username='admin',
password='infoblox',
),
)
return CloudEnvironmentConfig(
ansible_vars=ansible_vars,
)
|
