| #!/usr/bin/python |
| |
| # ***************************************************************************** |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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 logging |
| import json |
| import sys |
| from dlab.fab import * |
| from dlab.actions_lib import * |
| import os |
| |
| |
| def terminate_data_engine(tag_name, notebook_name, |
| os_user, key_path, |
| cluster_name, remote_kernel_name): |
| print("Terminating data engine cluster") |
| try: |
| remove_ec2(os.environ['conf_tag_resource_id'], cluster_name) |
| except: |
| sys.exit(1) |
| |
| print("Removing Data Engine kernels from notebook") |
| try: |
| remove_dataengine_kernels(tag_name, notebook_name, |
| os_user, key_path, remote_kernel_name) |
| except: |
| sys.exit(1) |
| |
| |
| if __name__ == "__main__": |
| local_log_filename = "{}_{}_{}.log".format(os.environ['conf_resource'], |
| os.environ['project_name'], |
| os.environ['request_id']) |
| local_log_filepath = "/logs/" + \ |
| os.environ['conf_resource'] + "/" + local_log_filename |
| logging.basicConfig(format='%(levelname)-8s [%(asctime)s] %(message)s', |
| level=logging.DEBUG, |
| filename=local_log_filepath) |
| # generating variables dictionary |
| print('Generating infrastructure names and tags') |
| create_aws_config_files() |
| data_engine = dict() |
| |
| try: |
| data_engine['exploratory_name'] = os.environ['exploratory_name'] |
| except: |
| data_engine['exploratory_name'] = '' |
| try: |
| data_engine['computational_name'] = os.environ['computational_name'] |
| except: |
| data_engine['computational_name'] = '' |
| data_engine['service_base_name'] = os.environ['conf_service_base_name'] = replace_multi_symbols( |
| os.environ['conf_service_base_name'].lower()[:12], '-', True) |
| data_engine['tag_name'] = data_engine['service_base_name'] + '-Tag' |
| data_engine['project_name'] = os.environ['project_name'] |
| data_engine['cluster_name'] = \ |
| data_engine['service_base_name'] + '-' + \ |
| data_engine['project_name'] + '-de-' + \ |
| data_engine['exploratory_name'] + '-' +\ |
| data_engine['computational_name'] |
| data_engine['notebook_name'] = os.environ['notebook_instance_name'] |
| data_engine['key_path'] = os.environ['conf_key_dir'] + '/' + \ |
| os.environ['conf_key_name'] + '.pem' |
| |
| try: |
| logging.info('[TERMINATE DATA ENGINE]') |
| print('[TERMINATE DATA ENGINE]') |
| try: |
| terminate_data_engine(data_engine['tag_name'], |
| data_engine['notebook_name'], |
| os.environ['conf_os_user'], |
| data_engine['key_path'], "{}:{}".format( |
| data_engine['service_base_name'], |
| data_engine['cluster_name']), data_engine['cluster_name']) |
| except Exception as err: |
| traceback.print_exc() |
| append_result("Failed to terminate Data Engine.", str(err)) |
| raise Exception |
| except: |
| sys.exit(1) |
| |
| try: |
| with open("/root/result.json", 'w') as result: |
| res = {"service_base_name": data_engine['service_base_name'], |
| "Action": "Terminate Data Engine"} |
| print(json.dumps(res)) |
| result.write(json.dumps(res)) |
| except: |
| print("Failed writing results.") |
| sys.exit(0) |