~andrewjbeach/juju-ci-tools/get-juju-dict

#!/usr/bin/env python

from __future__ import print_function

from argparse import ArgumentParser

import os

import sys

from textwrap import dedent

import yaml

from jujuconfig import get_environments

from jujupy import (

    JujuData,

    )

from tests.test_jujupy import fake_juju_client

def write_new_config(env, out):

    client = fake_juju_client(env=env)

    out.write('# cloud/region: {}\n'.format(client.get_cloud_region(

        client.env.get_cloud(), client.env.get_region())))

    config = client.make_model_config()

    if 'agent-version' in env.config:

        config['agent-version'] = env.config['agent-version']

    else:

        config.pop('agent-version', None)

    yaml.dump(config, out, default_flow_style=False)

def main():

    parser = ArgumentParser(

        description=dedent('''\

            Convert environments.yaml to 2.0 format.

            environments.yaml from JUJU_HOME will be used.

            Existing configs in the output directory will be overwritten.

            Does not support configs of type 'local'.

            '''))

    parser.add_argument('config_dir', metavar='OUTPUT_DIR',

                        help='Directory to write updated configs to.')

    args = parser.parse_args()

    clouds_credentials = JujuData('', {})

    clouds_credentials.load_yaml()

    for environment, config in get_environments().items():

        if config['type'] == 'local':

            continue

        env = JujuData(environment, config)

        env.clouds = clouds_credentials.clouds

        env.credentials = clouds_credentials.credentials

        print(environment)

        sys.stdout.flush()

        out_path = os.path.join(args.config_dir,

                                '{}.yaml'.format(environment))

        with open(out_path, 'w') as out_file:

            write_new_config(env, out_file)

if __name__ == '__main__':

    main()