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#!/usr/bin/env python
"""Assess basic quality of public clouds."""
from __future__ import print_function
from argparse import ArgumentParser
import logging
import os
import sys
import yaml
from deploy_stack import (
BootstrapManager,
)
from jujupy import (
client_from_config,
get_juju_home,
)
from assess_cloud import (
assess_cloud_combined,
)
from utility import (
_clean_dir,
generate_default_clean_dir,
add_arg_juju_bin,
configure_logging,
LoggedException,
_to_deadline,
)
log = logging.getLogger('assess_public_clouds')
def make_logging_dir(base_dir, config, region):
log_dir = os.path.join(base_dir, config, region)
os.makedirs(log_dir)
return log_dir
def make_bootstrap_manager(config, region, client, log_dir):
env_name = 'boot-cpc-{}-{}'.format(client.env.get_cloud(), region)[:30]
logging_dir = make_logging_dir(log_dir, config, region)
bs_manager = BootstrapManager(
env_name, client, client, bootstrap_host=None, machines=[],
series=None, agent_url=None, agent_stream=None, region=region,
log_dir=logging_dir, keep_env=False, permanent=True, jes_enabled=True,
logged_exception_exit=False)
return bs_manager
CLOUD_CONFIGS = {
'aws': 'default-aws',
# sinzui: We may lose this access. No one remaining at Canonical can
# access the account. There is talk of terminating it.
'aws-china': 'default-aws-cn',
'azure': 'default-azure-arm',
'google': 'default-gce',
'joyent': 'default-joyent',
'rackspace': 'default-rackspace',
}
def iter_cloud_regions(public_clouds, credentials):
for cloud, info in sorted(public_clouds.items()):
if cloud not in credentials:
logging.warning('No credentials for {}. Skipping.'.format(cloud))
continue
for region in sorted(info['regions']):
yield cloud, region
def bootstrap_cloud_regions(public_clouds, credentials, args):
cloud_regions = args.cloud_regions
if cloud_regions is None:
cloud_regions = list(iter_cloud_regions(public_clouds, credentials))
for num, (cloud, region) in enumerate(cloud_regions):
if num < args.start:
continue
config = CLOUD_CONFIGS[cloud]
logging.info('Bootstrapping {} {} #{}'.format(config, region, num))
try:
client = client_from_config(
config, args.juju_bin, args.debug, args.deadline)
bs_manager = make_bootstrap_manager(config, region, client,
args.logs)
assess_cloud_combined(bs_manager)
except LoggedException as error:
yield config, region, error.exception
except Exception as error:
logging.exception(
'Assessment of {} {} failed.'.format(config, region))
yield config, region, error
def make_cloud_regions(cloud_regions):
return tuple(cloud_regions.split('/'))
def parse_args(argv):
"""Parse all arguments."""
parser = ArgumentParser(
description='Assess basic quality of public clouds.')
add_arg_juju_bin(parser)
parser.add_argument('logs', nargs='?', type=_clean_dir,
help='A directory in which to store logs. By default,'
' this will use the current directory', default=None)
parser.add_argument('-c', '--cloud-region', type=make_cloud_regions,
default=None, action='append', dest='cloud_regions')
parser.add_argument('--start', type=int, default=0)
parser.add_argument('--debug', action='store_true', default=False,
help='Pass --debug to Juju.')
parser.add_argument('--timeout', dest='deadline', type=_to_deadline,
help="The script timeout, in seconds.")
return parser.parse_args(argv)
def yaml_file_load(file_name):
with open(os.path.join(get_juju_home(), file_name)) as file:
yaml_data = yaml.safe_load(file)
return yaml_data
def default_log_dir(settings):
if settings.logs is None:
settings.logs = generate_default_clean_dir('assess_public_clouds')
def main():
configure_logging(logging.INFO)
args = parse_args(None)
default_log_dir(args)
public_clouds = yaml_file_load('public-clouds.yaml')['clouds']
credentials = yaml_file_load('credentials.yaml')['credentials']
failures = []
try:
for failure in bootstrap_cloud_regions(public_clouds, credentials,
args):
failures.append(failure)
finally:
if len(failures) == 0:
print('No failures!')
return 0
else:
print('Failed:')
for config, region, e in failures:
print(' * {} {} {}'.format(config, region, e))
return 1
if __name__ == '__main__':
sys.exit(main())
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