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| <h1>Source code for airflow.contrib.example_dags.example_gcp_sql</h1><div class="highlight"><pre> |
| <span></span><span class="c1"># -*- coding: utf-8 -*-</span> |
| <span class="c1">#</span> |
| <span class="c1"># Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="c1"># or more contributor license agreements. See the NOTICE file</span> |
| <span class="c1"># distributed with this work for additional information</span> |
| <span class="c1"># regarding copyright ownership. The ASF licenses this file</span> |
| <span class="c1"># to you under the Apache License, Version 2.0 (the</span> |
| <span class="c1"># "License"); you may not use this file except in compliance</span> |
| <span class="c1"># with the License. You may obtain a copy of the License at</span> |
| <span class="c1">#</span> |
| <span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="c1">#</span> |
| <span class="c1"># Unless required by applicable law or agreed to in writing,</span> |
| <span class="c1"># software distributed under the License is distributed on an</span> |
| <span class="c1"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> |
| <span class="c1"># KIND, either express or implied. See the License for the</span> |
| <span class="c1"># specific language governing permissions and limitations</span> |
| <span class="c1"># under the License.</span> |
| |
| <span class="sd">"""</span> |
| <span class="sd">Example Airflow DAG that creates, patches and deletes a Cloud SQL instance, and also</span> |
| <span class="sd">creates, patches and deletes a database inside the instance, in Google Cloud Platform.</span> |
| |
| <span class="sd">This DAG relies on the following OS environment variables</span> |
| <span class="sd">https://airflow.apache.org/concepts.html#variables</span> |
| <span class="sd">* GCP_PROJECT_ID - Google Cloud Platform project for the Cloud SQL instance.</span> |
| <span class="sd">* INSTANCE_NAME - Name of the Cloud SQL instance.</span> |
| <span class="sd">* DB_NAME - Name of the database inside a Cloud SQL instance.</span> |
| <span class="sd">"""</span> |
| |
| <span class="kn">import</span> <span class="nn">os</span> |
| |
| <span class="kn">import</span> <span class="nn">airflow</span> |
| <span class="kn">from</span> <span class="nn">airflow</span> <span class="k">import</span> <span class="n">models</span> |
| <span class="kn">from</span> <span class="nn">airflow.contrib.operators.gcp_sql_operator</span> <span class="k">import</span> <span class="n">CloudSqlInstanceCreateOperator</span><span class="p">,</span> \ |
| <span class="n">CloudSqlInstancePatchOperator</span><span class="p">,</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">,</span> \ |
| <span class="n">CloudSqlInstanceDatabaseCreateOperator</span><span class="p">,</span> <span class="n">CloudSqlInstanceDatabasePatchOperator</span><span class="p">,</span> \ |
| <span class="n">CloudSqlInstanceDatabaseDeleteOperator</span><span class="p">,</span> <span class="n">CloudSqlInstanceExportOperator</span><span class="p">,</span> \ |
| <span class="n">CloudSqlInstanceImportOperator</span> |
| <span class="kn">from</span> <span class="nn">airflow.contrib.operators.gcs_acl_operator</span> <span class="k">import</span> \ |
| <span class="n">GoogleCloudStorageBucketCreateAclEntryOperator</span><span class="p">,</span> \ |
| <span class="n">GoogleCloudStorageObjectCreateAclEntryOperator</span> |
| |
| <span class="kn">from</span> <span class="nn">six.moves.urllib.parse</span> <span class="k">import</span> <span class="n">urlsplit</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_arguments]</span> |
| <span class="n">GCP_PROJECT_ID</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCP_PROJECT_ID'</span><span class="p">,</span> <span class="s1">'example-project'</span><span class="p">)</span> |
| <span class="n">INSTANCE_NAME</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCSQL_MYSQL_INSTANCE_NAME'</span><span class="p">,</span> <span class="s1">'test-mysql'</span><span class="p">)</span> |
| <span class="n">INSTANCE_NAME2</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCSQL_MYSQL_INSTANCE_NAME2'</span><span class="p">,</span> <span class="s1">'test-mysql2'</span><span class="p">)</span> |
| <span class="n">DB_NAME</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCSQL_MYSQL_DATABASE_NAME'</span><span class="p">,</span> <span class="s1">'testdb'</span><span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_arguments]</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_export_import_arguments]</span> |
| <span class="n">EXPORT_URI</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCSQL_MYSQL_EXPORT_URI'</span><span class="p">,</span> <span class="s1">'gs://bucketName/fileName'</span><span class="p">)</span> |
| <span class="n">IMPORT_URI</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'GCSQL_MYSQL_IMPORT_URI'</span><span class="p">,</span> <span class="s1">'gs://bucketName/fileName'</span><span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_export_import_arguments]</span> |
| |
| <span class="c1"># Bodies below represent Cloud SQL instance resources:</span> |
| <span class="c1"># https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/instances</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_create_arguments]</span> |
| <span class="n">FAILOVER_REPLICA_NAME</span> <span class="o">=</span> <span class="n">INSTANCE_NAME</span> <span class="o">+</span> <span class="s2">"-failover-replica"</span> |
| <span class="n">READ_REPLICA_NAME</span> <span class="o">=</span> <span class="n">INSTANCE_NAME</span> <span class="o">+</span> <span class="s2">"-read-replica"</span> |
| <span class="c1"># [END howto_operator_cloudsql_create_arguments]</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_create_body]</span> |
| <span class="n">body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="s2">"settings"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"tier"</span><span class="p">:</span> <span class="s2">"db-n1-standard-1"</span><span class="p">,</span> |
| <span class="s2">"backupConfiguration"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"binaryLogEnabled"</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> |
| <span class="s2">"enabled"</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> |
| <span class="s2">"startTime"</span><span class="p">:</span> <span class="s2">"05:00"</span> |
| <span class="p">},</span> |
| <span class="s2">"activationPolicy"</span><span class="p">:</span> <span class="s2">"ALWAYS"</span><span class="p">,</span> |
| <span class="s2">"dataDiskSizeGb"</span><span class="p">:</span> <span class="mi">30</span><span class="p">,</span> |
| <span class="s2">"dataDiskType"</span><span class="p">:</span> <span class="s2">"PD_SSD"</span><span class="p">,</span> |
| <span class="s2">"databaseFlags"</span><span class="p">:</span> <span class="p">[],</span> |
| <span class="s2">"ipConfiguration"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"ipv4Enabled"</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> |
| <span class="s2">"requireSsl"</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> |
| <span class="p">},</span> |
| <span class="s2">"locationPreference"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"zone"</span><span class="p">:</span> <span class="s2">"europe-west4-a"</span> |
| <span class="p">},</span> |
| <span class="s2">"maintenanceWindow"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"hour"</span><span class="p">:</span> <span class="mi">5</span><span class="p">,</span> |
| <span class="s2">"day"</span><span class="p">:</span> <span class="mi">7</span><span class="p">,</span> |
| <span class="s2">"updateTrack"</span><span class="p">:</span> <span class="s2">"canary"</span> |
| <span class="p">},</span> |
| <span class="s2">"pricingPlan"</span><span class="p">:</span> <span class="s2">"PER_USE"</span><span class="p">,</span> |
| <span class="s2">"replicationType"</span><span class="p">:</span> <span class="s2">"ASYNCHRONOUS"</span><span class="p">,</span> |
| <span class="s2">"storageAutoResize"</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> |
| <span class="s2">"storageAutoResizeLimit"</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> |
| <span class="s2">"userLabels"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"my-key"</span><span class="p">:</span> <span class="s2">"my-value"</span> |
| <span class="p">}</span> |
| <span class="p">},</span> |
| <span class="s2">"failoverReplica"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">FAILOVER_REPLICA_NAME</span> |
| <span class="p">},</span> |
| <span class="s2">"databaseVersion"</span><span class="p">:</span> <span class="s2">"MYSQL_5_7"</span><span class="p">,</span> |
| <span class="s2">"region"</span><span class="p">:</span> <span class="s2">"europe-west4"</span><span class="p">,</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_create_body]</span> |
| |
| <span class="n">body2</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="s2">"settings"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"tier"</span><span class="p">:</span> <span class="s2">"db-n1-standard-1"</span><span class="p">,</span> |
| <span class="p">},</span> |
| <span class="s2">"databaseVersion"</span><span class="p">:</span> <span class="s2">"MYSQL_5_7"</span><span class="p">,</span> |
| <span class="s2">"region"</span><span class="p">:</span> <span class="s2">"europe-west4"</span><span class="p">,</span> |
| <span class="p">}</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_create_replica]</span> |
| <span class="n">read_replica_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">READ_REPLICA_NAME</span><span class="p">,</span> |
| <span class="s2">"settings"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"tier"</span><span class="p">:</span> <span class="s2">"db-n1-standard-1"</span><span class="p">,</span> |
| <span class="p">},</span> |
| <span class="s2">"databaseVersion"</span><span class="p">:</span> <span class="s2">"MYSQL_5_7"</span><span class="p">,</span> |
| <span class="s2">"region"</span><span class="p">:</span> <span class="s2">"europe-west4"</span><span class="p">,</span> |
| <span class="s2">"masterInstanceName"</span><span class="p">:</span> <span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_create_replica]</span> |
| |
| |
| <span class="c1"># [START howto_operator_cloudsql_patch_body]</span> |
| <span class="n">patch_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="s2">"settings"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"dataDiskSizeGb"</span><span class="p">:</span> <span class="mi">35</span><span class="p">,</span> |
| <span class="s2">"maintenanceWindow"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"hour"</span><span class="p">:</span> <span class="mi">3</span><span class="p">,</span> |
| <span class="s2">"day"</span><span class="p">:</span> <span class="mi">6</span><span class="p">,</span> |
| <span class="s2">"updateTrack"</span><span class="p">:</span> <span class="s2">"canary"</span> |
| <span class="p">},</span> |
| <span class="s2">"userLabels"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"my-key-patch"</span><span class="p">:</span> <span class="s2">"my-value-patch"</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_patch_body]</span> |
| <span class="c1"># [START howto_operator_cloudsql_export_body]</span> |
| <span class="n">export_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"exportContext"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"fileType"</span><span class="p">:</span> <span class="s2">"sql"</span><span class="p">,</span> |
| <span class="s2">"uri"</span><span class="p">:</span> <span class="n">EXPORT_URI</span><span class="p">,</span> |
| <span class="s2">"sqlExportOptions"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"schemaOnly"</span><span class="p">:</span> <span class="kc">False</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_export_body]</span> |
| <span class="c1"># [START howto_operator_cloudsql_import_body]</span> |
| <span class="n">import_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"importContext"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"fileType"</span><span class="p">:</span> <span class="s2">"sql"</span><span class="p">,</span> |
| <span class="s2">"uri"</span><span class="p">:</span> <span class="n">IMPORT_URI</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_import_body]</span> |
| <span class="c1"># [START howto_operator_cloudsql_db_create_body]</span> |
| <span class="n">db_create_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"instance"</span><span class="p">:</span> <span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="s2">"name"</span><span class="p">:</span> <span class="n">DB_NAME</span><span class="p">,</span> |
| <span class="s2">"project"</span><span class="p">:</span> <span class="n">GCP_PROJECT_ID</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_db_create_body]</span> |
| <span class="c1"># [START howto_operator_cloudsql_db_patch_body]</span> |
| <span class="n">db_patch_body</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"charset"</span><span class="p">:</span> <span class="s2">"utf16"</span><span class="p">,</span> |
| <span class="s2">"collation"</span><span class="p">:</span> <span class="s2">"utf16_general_ci"</span> |
| <span class="p">}</span> |
| <span class="c1"># [END howto_operator_cloudsql_db_patch_body]</span> |
| |
| <span class="n">default_args</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s1">'start_date'</span><span class="p">:</span> <span class="n">airflow</span><span class="o">.</span><span class="n">utils</span><span class="o">.</span><span class="n">dates</span><span class="o">.</span><span class="n">days_ago</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span> |
| <span class="p">}</span> |
| |
| <span class="k">with</span> <span class="n">models</span><span class="o">.</span><span class="n">DAG</span><span class="p">(</span> |
| <span class="s1">'example_gcp_sql'</span><span class="p">,</span> |
| <span class="n">default_args</span><span class="o">=</span><span class="n">default_args</span><span class="p">,</span> |
| <span class="n">schedule_interval</span><span class="o">=</span><span class="kc">None</span> <span class="c1"># Override to match your needs</span> |
| <span class="p">)</span> <span class="k">as</span> <span class="n">dag</span><span class="p">:</span> |
| |
| <span class="k">def</span> <span class="nf">next_dep</span><span class="p">(</span><span class="n">task</span><span class="p">,</span> <span class="n">prev</span><span class="p">):</span> |
| <span class="n">prev</span> <span class="o">>></span> <span class="n">task</span> |
| <span class="k">return</span> <span class="n">task</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### INSTANCES SET UP ######################### #</span> |
| <span class="c1"># ############################################## #</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_create]</span> |
| <span class="n">sql_instance_create_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceCreateOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_create_task'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_create]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">sql_instance_create_task</span> |
| |
| <span class="n">sql_instance_create_2_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceCreateOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">body2</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_create_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_create]</span> |
| |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">sql_instance_create_task</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_create_2_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="n">sql_instance_read_replica_create</span> <span class="o">=</span> <span class="n">CloudSqlInstanceCreateOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">read_replica_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_read_replica_create'</span> |
| <span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_read_replica_create</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### MODIFYING INSTANCE AND ITS DATABASE ###### #</span> |
| <span class="c1"># ############################################## #</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_patch]</span> |
| <span class="n">sql_instance_patch_task</span> <span class="o">=</span> <span class="n">CloudSqlInstancePatchOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">patch_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_patch_task'</span> |
| <span class="p">)</span> |
| |
| <span class="n">sql_instance_patch_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstancePatchOperator</span><span class="p">(</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">patch_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_patch_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_patch]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_patch_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_patch_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_db_create]</span> |
| <span class="n">sql_db_create_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabaseCreateOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">db_create_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_create_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_db_create_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabaseCreateOperator</span><span class="p">(</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">db_create_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_create_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_db_create]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_create_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_create_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_db_patch]</span> |
| <span class="n">sql_db_patch_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabasePatchOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">db_patch_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">database</span><span class="o">=</span><span class="n">DB_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_patch_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_db_patch_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabasePatchOperator</span><span class="p">(</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">db_patch_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">database</span><span class="o">=</span><span class="n">DB_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_patch_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_db_patch]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_patch_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_patch_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### EXPORTING SQL FROM INSTANCE 1 ############ #</span> |
| <span class="c1"># ############################################## #</span> |
| <span class="n">export_url_split</span> <span class="o">=</span> <span class="n">urlsplit</span><span class="p">(</span><span class="n">EXPORT_URI</span><span class="p">)</span> |
| |
| <span class="c1"># For export to work we need to add the Cloud SQL instance's Service Account</span> |
| <span class="c1"># write access to the destination GCS bucket.</span> |
| <span class="c1"># [START howto_operator_cloudsql_export_gcs_permissions]</span> |
| <span class="n">sql_gcp_add_bucket_permission_task</span> <span class="o">=</span> <span class="n">GoogleCloudStorageBucketCreateAclEntryOperator</span><span class="p">(</span> |
| <span class="n">entity</span><span class="o">=</span><span class="s2">"user-{{ task_instance.xcom_pull("</span> |
| <span class="s2">"'sql_instance_create_task', key='service_account_email') "</span> |
| <span class="s2">"}}"</span><span class="p">,</span> |
| <span class="n">role</span><span class="o">=</span><span class="s2">"WRITER"</span><span class="p">,</span> |
| <span class="n">bucket</span><span class="o">=</span><span class="n">export_url_split</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="c1"># netloc (bucket)</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_gcp_add_bucket_permission_task'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_export_gcs_permissions]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_gcp_add_bucket_permission_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_export]</span> |
| <span class="n">sql_export_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceExportOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">export_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_export_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_export_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceExportOperator</span><span class="p">(</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">export_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_export_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_export]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_export_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_export_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### IMPORTING SQL TO INSTANCE 2 ############## #</span> |
| <span class="c1"># ############################################## #</span> |
| <span class="n">import_url_split</span> <span class="o">=</span> <span class="n">urlsplit</span><span class="p">(</span><span class="n">IMPORT_URI</span><span class="p">)</span> |
| |
| <span class="c1"># For import to work we need to add the Cloud SQL instance's Service Account</span> |
| <span class="c1"># read access to the target GCS object.</span> |
| <span class="c1"># [START howto_operator_cloudsql_import_gcs_permissions]</span> |
| <span class="n">sql_gcp_add_object_permission_task</span> <span class="o">=</span> <span class="n">GoogleCloudStorageObjectCreateAclEntryOperator</span><span class="p">(</span> |
| <span class="n">entity</span><span class="o">=</span><span class="s2">"user-{{ task_instance.xcom_pull("</span> |
| <span class="s2">"'sql_instance_create_task2', key='service_account_email')"</span> |
| <span class="s2">" }}"</span><span class="p">,</span> |
| <span class="n">role</span><span class="o">=</span><span class="s2">"READER"</span><span class="p">,</span> |
| <span class="n">bucket</span><span class="o">=</span><span class="n">import_url_split</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="c1"># netloc (bucket)</span> |
| <span class="n">object_name</span><span class="o">=</span><span class="n">import_url_split</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="mi">1</span><span class="p">:],</span> <span class="c1"># path (strip first '/')</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_gcp_add_object_permission_task'</span><span class="p">,</span> |
| <span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_gcp_add_object_permission_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># For import to work we also need to add the Cloud SQL instance's Service Account</span> |
| <span class="c1"># write access to the whole bucket!.</span> |
| <span class="n">sql_gcp_add_bucket_permission_2_task</span> <span class="o">=</span> <span class="n">GoogleCloudStorageBucketCreateAclEntryOperator</span><span class="p">(</span> |
| <span class="n">entity</span><span class="o">=</span><span class="s2">"user-{{ task_instance.xcom_pull("</span> |
| <span class="s2">"'sql_instance_create_task2', key='service_account_email') "</span> |
| <span class="s2">"}}"</span><span class="p">,</span> |
| <span class="n">role</span><span class="o">=</span><span class="s2">"WRITER"</span><span class="p">,</span> |
| <span class="n">bucket</span><span class="o">=</span><span class="n">import_url_split</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="c1"># netloc</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_gcp_add_bucket_permission_2_task'</span><span class="p">,</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_import_gcs_permissions]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_gcp_add_bucket_permission_2_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_import]</span> |
| <span class="n">sql_import_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceImportOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">import_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_import_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_import_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceImportOperator</span><span class="p">(</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">import_body</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_import_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_import]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_import_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_import_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### DELETING A DATABASE FROM AN INSTANCE ##### #</span> |
| <span class="c1"># ############################################## #</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_db_delete]</span> |
| <span class="n">sql_db_delete_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabaseDeleteOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">database</span><span class="o">=</span><span class="n">DB_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_delete_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_db_delete_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDatabaseDeleteOperator</span><span class="p">(</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">database</span><span class="o">=</span><span class="n">DB_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_db_delete_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_db_delete]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_delete_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_db_delete_task2</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># ############################################## #</span> |
| <span class="c1"># ### INSTANCES TEAR DOWN ###################### #</span> |
| <span class="c1"># ############################################## #</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_replicas_delete]</span> |
| <span class="n">sql_instance_failover_replica_delete_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">FAILOVER_REPLICA_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_failover_replica_delete_task'</span> |
| <span class="p">)</span> |
| |
| <span class="n">sql_instance_read_replica_delete_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">READ_REPLICA_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_read_replica_delete_task'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_replicas_delete]</span> |
| |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_failover_replica_delete_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_read_replica_delete_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="c1"># [START howto_operator_cloudsql_delete]</span> |
| <span class="n">sql_instance_delete_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_delete_task'</span> |
| <span class="p">)</span> |
| <span class="n">sql_instance_delete_task2</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">(</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_delete_task2'</span> |
| <span class="p">)</span> |
| <span class="c1"># [END howto_operator_cloudsql_delete]</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_delete_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| |
| <span class="n">sql_instance_delete_2_task</span> <span class="o">=</span> <span class="n">CloudSqlInstanceDeleteOperator</span><span class="p">(</span> |
| <span class="n">project_id</span><span class="o">=</span><span class="n">GCP_PROJECT_ID</span><span class="p">,</span> |
| <span class="n">instance</span><span class="o">=</span><span class="n">INSTANCE_NAME2</span><span class="p">,</span> |
| <span class="n">task_id</span><span class="o">=</span><span class="s1">'sql_instance_delete_2_task'</span> |
| <span class="p">)</span> |
| <span class="n">prev_task</span> <span class="o">=</span> <span class="n">next_dep</span><span class="p">(</span><span class="n">sql_instance_delete_2_task</span><span class="p">,</span> <span class="n">prev_task</span><span class="p">)</span> |
| </pre></div> |
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