infrastructure-provisioning/src/general/scripts/aws/common_remove_remote_kernels.py

#!/usr/bin/python

# *****************************************************************************
#
# Copyright (c) 2016, EPAM SYSTEMS INC
#
# 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.
#
# ******************************************************************************

import os
import sys
import argparse
from fabric.api import *
from dlab.fab import find_cluster_kernels
from dlab.actions_lib import *

parser = argparse.ArgumentParser()
parser.add_argument('--hostname', type=str, default='')
parser.add_argument('--keyfile', type=str, default='')
parser.add_argument('--os_user', type=str, default='')
parser.add_argument('--nb_tag_name', type=str, default='')
parser.add_argument('--nb_tag_value', type=str, default='')
args = parser.parse_args()


if __name__ == "__main__":
    print('Configure connections')
    env['connection_attempts'] = 100
    env.key_filename = [args.keyfile]
    env.host_string = args.os_user + '@' + args.hostname

    try:
        de_clusters, des_clusters = find_cluster_kernels()
        for cluster in de_clusters:
            remove_dataengine_kernels(args.nb_tag_name, args.nb_tag_value, args.os_user, args.keyfile, cluster)
        for cluster in des_clusters:
            remove_kernels(cluster.split('/')[1], args.nb_tag_name, args.nb_tag_value,
                           args.os_user, args.keyfile, cluster.split('/')[0])
    except Exception as err:
        print('Failed to remove cluster kernels.', str(err))
        sys.exit(1)

    sys.exit(0)