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From GitBox <...@apache.org>
Subject [GitHub] Fokko commented on a change in pull request #4121: [AIRFLOW-2568] Azure Container Instances operator
Date Mon, 05 Nov 2018 19:49:14 GMT
Fokko commented on a change in pull request #4121: [AIRFLOW-2568] Azure Container Instances
operator
URL: https://github.com/apache/incubator-airflow/pull/4121#discussion_r230887912
 
 

 ##########
 File path: airflow/contrib/hooks/azure_container_hook.py
 ##########
 @@ -0,0 +1,129 @@
+
+# -*- coding: utf-8 -*-
+#
+# 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
+
+from airflow.hooks.base_hook import BaseHook
+from airflow.exceptions import AirflowException
+
+from azure.common.client_factory import get_client_from_auth_file
+from azure.common.credentials import ServicePrincipalCredentials
+
+from azure.mgmt.containerinstance import ContainerInstanceManagementClient
+from azure.mgmt.containerinstance.models import (ImageRegistryCredential,
+                                                 Volume,
+                                                 AzureFileVolume)
+
+
+class AzureContainerInstanceHook(BaseHook):
+
+    def __init__(self, conn_id='azure_default'):
+        self.conn_id = conn_id
+        self.connection = self.get_conn()
+
+    def get_conn(self):
+        conn = self.get_connection(self.conn_id)
+        key_path = conn.extra_dejson.get('key_path', False)
+        if key_path:
+            if key_path.endswith('.json'):
+                self.log.info('Getting connection using a JSON key file.')
+                return get_client_from_auth_file(ContainerInstanceManagementClient,
+                                                 key_path)
+            else:
+                raise AirflowException('Unrecognised extension for key file.')
+
+        if os.environ.get('AZURE_AUTH_LOCATION'):
+            key_path = os.environ.get('AZURE_AUTH_LOCATION')
+            if key_path.endswith('.json'):
+                self.log.info('Getting connection using a JSON key file.')
+                return get_client_from_auth_file(ContainerInstanceManagementClient,
+                                                 key_path)
+            else:
+                raise AirflowException('Unrecognised extension for key file.')
+
+        credentials = ServicePrincipalCredentials(
+            client_id=conn.login,
+            secret=conn.password,
+            tenant=conn.extra_dejson['tenantId']
+        )
+
+        subscription_id = conn.extra_dejson['subscriptionId']
+        return ContainerInstanceManagementClient(credentials, str(subscription_id))
+
+    def create_or_update(self, resource_group, name, container_group):
+        self.connection.container_groups.create_or_update(resource_group,
+                                                          name,
+                                                          container_group)
+
+    def get_state_exitcode(self, resource_group, name):
+        response = self.connection.container_groups.get(resource_group,
+                                                        name,
+                                                        raw=True).response.json()
+        containers = response['properties']['containers']
+        instance_view = containers[0]['properties'].get('instanceView', {})
+        current_state = instance_view.get('currentState', {})
+
+        return current_state.get('state'), current_state.get('exitCode', 0)
+
+    def get_messages(self, resource_group, name):
+        response = self.connection.container_groups.get(resource_group,
+                                                        name,
+                                                        raw=True).response.json()
+        containers = response['properties']['containers']
+        instance_view = containers[0]['properties'].get('instanceView', {})
+
+        return [event['message'] for event in instance_view.get('events', [])]
+
+    def get_logs(self, resource_group, name, tail=1000):
+        logs = self.connection.container.list_logs(resource_group, name, name, tail=tail)
+        return logs.content.splitlines(True)
+
+    def delete(self, resource_group, name):
+        self.connection.container_groups.delete(resource_group, name)
+
+
+class AzureContainerRegistryHook(BaseHook):
+
+    def __init__(self, conn_id='azure_registry'):
+        self.conn_id = conn_id
+        self.connection = self.get_conn()
+
+    def get_conn(self):
+        conn = self.get_connection(self.conn_id)
+        return ImageRegistryCredential(conn.host, conn.login, conn.password)
+
+
+class AzureContainerVolumeHook(BaseHook):
 
 Review comment:
   Can we split these in seperate files? In case these classes will grow in the future.

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