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#!/usr/bin/env python
from argparse import ArgumentParser
from textwrap import dedent
import yaml
from deploy_stack import (
BootstrapManager,
)
from fakejuju import (
FakeBackend,
FakeControllerState,
)
from jujuconfig import get_juju_home
from jujupy import (
EnvJujuClient,
get_client_class,
WaitMachineNotPresent,
)
from utility import (
add_basic_testing_arguments,
configure_logging,
)
def client_from_args(args):
"""Return client from args, as generated by parse_args.
If the path given is FAKE, fake_juju_client() is used. Otherwise, the
client is determined based on the path and version.
"""
if args.juju_bin == 'FAKE':
client_class = EnvJujuClient
controller_state = FakeControllerState()
version = '2.0.0'
backend = FakeBackend(controller_state, full_path=args.juju_bin,
version=version)
else:
version = EnvJujuClient.get_version(args.juju_bin)
client_class = get_client_class(version)
backend = None
juju_home = get_juju_home()
with open(args.clouds_file) as f:
clouds = yaml.safe_load(f)
if args.config is None:
config = {}
else:
with open(args.config) as f:
config = yaml.safe_load(f)
juju_data = client_class.config_class.from_cloud_region(
args.cloud, args.region, config, clouds, juju_home)
return client_class(juju_data, version, args.juju_bin, debug=args.debug,
soft_deadline=args.deadline, _backend=backend)
def assess_cloud_combined(bs_manager):
"""Assess several operations on a cloud.
This tests bootstrap, deploy, remove-unit and destroy-controller.
"""
client = bs_manager.client
with bs_manager.booted_context(upload_tools=False):
old_status = client.get_status()
client.juju('deploy', ('ubuntu'))
new_status = client.wait_for_started()
new_machines = [k for k, v in new_status.iter_new_machines(old_status)]
client.juju('remove-unit', 'ubuntu/0')
new_status = client.wait_for([WaitMachineNotPresent(n)
for n in new_machines])
def assess_cloud_provisioning(bs_manager):
"""Assess provisioning operations on a cloud.
This was created for testing Azure streams. It tests bootstrap,
add-machine, remove-machine and destroy-controller. It does not test
charms.
It tests "trusty" and "win2012r2" as representative series on Azure. It
does not test CentOS, because that is known-broken at the moment (bug
#1571982). It tests "trusty" rather than "xenial" because "xenial" will
be used for bootstrap by default.
"""
client = bs_manager.client
with bs_manager.booted_context(upload_tools=False):
old_status = client.get_status()
client.juju('add-machine', ('--series', 'win2012r2'))
client.juju('add-machine', ('--series', 'trusty'))
new_status = client.wait_for_started()
new_machines = [k for k, v in new_status.iter_new_machines(old_status)]
for machine in new_machines:
client.juju('remove-machine', (machine,))
new_status = client.wait_for([WaitMachineNotPresent(n)
for n in new_machines], timeout=600)
def assess_cloud_kill_controller(bs_manager):
client = bs_manager.client
with bs_manager.booted_context(upload_tools=False):
controller_client = client.get_controller_client()
controller_client.juju('run', (
'--machine', '0', 'sudo service jujud-machine-0 stop'),
check=False)
bs_manager.has_controller = False
def parse_args(args):
parser = ArgumentParser(description=dedent("""\
Test a specified cloud.
This tests basic provider operations and charm store support.
The cloud.yaml file must be provided, followed by the name of the
cloud to test.
"""))
subparsers = parser.add_subparsers(dest='test')
for test in ['combined', 'kill-controller', 'provisioning']:
subparser = subparsers.add_parser(test)
subparser.add_argument('clouds_file',
help='A clouds.yaml file to use for testing.')
subparser.add_argument('cloud', help='Specific cloud to test.')
add_basic_testing_arguments(subparser, env=False)
subparser.add_argument('--config')
return parser.parse_args(args)
def main():
args = parse_args(None)
configure_logging(args.verbose)
client = client_from_args(args)
bs_manager = BootstrapManager.from_client(args, client)
if args.test == 'combined':
assess_cloud_combined(bs_manager)
if args.test == 'provisioning':
assess_cloud_provisioning(bs_manager)
else:
assess_cloud_kill_controller(bs_manager)
if __name__ == '__main__':
main()
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