# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

"""
Example Session Command

Make sure you can authenticate before running this command.  This command
is currently hard coded to use the Identity service.

For example:
    python -m examples.session /tenants
"""

import sys

from examples import common
from openstack import connection
from openstack.identity import identity_service


def make_session(opts):
    args = {
        'auth_plugin': opts.auth_plugin,
        'auth_url': opts.auth_url,
        'project_name': opts.project_name,
        'domain_name': opts.domain_name,
        'project_domain_name': opts.project_domain_name,
        'user_domain_name': opts.user_domain_name,
        'user_name': opts.user_name,
        'password': opts.password,
        'verify': opts.verify,
        'token': opts.token,
    }
    conn = connection.Connection(preference=opts.user_preferences, **args)
    return conn.session


def run_session(opts):
    argument = opts.argument
    if argument is None:
        raise Exception("A path argument must be specified")
    sess = make_session(opts)
    filtration = identity_service.IdentityService()
    print("Session: %s" % sess)
    print(sess.get(argument, service=filtration).text)
    return


if __name__ == "__main__":
    opts = common.setup()
    sys.exit(common.main(opts, run_session))