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<h1>Source code for airflow.providers.google.cloud.hooks.cloud_sql</h1><div class="highlight"><pre>
<span></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"># &quot;License&quot;); 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"># &quot;AS IS&quot; 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">&quot;&quot;&quot;This module contains a Google Cloud SQL Hook.&quot;&quot;&quot;</span>
<span class="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">annotations</span>
<span class="kn">import</span> <span class="nn">errno</span>
<span class="kn">import</span> <span class="nn">json</span>
<span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">os.path</span>
<span class="kn">import</span> <span class="nn">platform</span>
<span class="kn">import</span> <span class="nn">random</span>
<span class="kn">import</span> <span class="nn">re</span>
<span class="kn">import</span> <span class="nn">shutil</span>
<span class="kn">import</span> <span class="nn">socket</span>
<span class="kn">import</span> <span class="nn">string</span>
<span class="kn">import</span> <span class="nn">subprocess</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="kn">import</span> <span class="nn">uuid</span>
<span class="kn">from</span> <span class="nn">inspect</span> <span class="kn">import</span> <span class="n">signature</span>
<span class="kn">from</span> <span class="nn">pathlib</span> <span class="kn">import</span> <span class="n">Path</span>
<span class="kn">from</span> <span class="nn">subprocess</span> <span class="kn">import</span> <span class="n">PIPE</span><span class="p">,</span> <span class="n">Popen</span>
<span class="kn">from</span> <span class="nn">tempfile</span> <span class="kn">import</span> <span class="n">gettempdir</span>
<span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">Any</span><span class="p">,</span> <span class="n">Dict</span><span class="p">,</span> <span class="n">Optional</span><span class="p">,</span> <span class="n">Sequence</span>
<span class="kn">from</span> <span class="nn">urllib.parse</span> <span class="kn">import</span> <span class="n">quote_plus</span>
<span class="kn">import</span> <span class="nn">httpx</span>
<span class="kn">from</span> <span class="nn">googleapiclient.discovery</span> <span class="kn">import</span> <span class="n">Resource</span><span class="p">,</span> <span class="n">build</span>
<span class="kn">from</span> <span class="nn">googleapiclient.errors</span> <span class="kn">import</span> <span class="n">HttpError</span>
<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="kn">import</span> <span class="n">AirflowException</span>
<span class="c1"># Number of retries - used by googleapiclient method calls to perform retries</span>
<span class="c1"># For requests that are &quot;retriable&quot;</span>
<span class="kn">from</span> <span class="nn">airflow.hooks.base</span> <span class="kn">import</span> <span class="n">BaseHook</span>
<span class="kn">from</span> <span class="nn">airflow.models</span> <span class="kn">import</span> <span class="n">Connection</span>
<span class="kn">from</span> <span class="nn">airflow.providers.google.common.hooks.base_google</span> <span class="kn">import</span> <span class="n">GoogleBaseHook</span>
<span class="kn">from</span> <span class="nn">airflow.providers.mysql.hooks.mysql</span> <span class="kn">import</span> <span class="n">MySqlHook</span>
<span class="kn">from</span> <span class="nn">airflow.providers.postgres.hooks.postgres</span> <span class="kn">import</span> <span class="n">PostgresHook</span>
<span class="kn">from</span> <span class="nn">airflow.utils.log.logging_mixin</span> <span class="kn">import</span> <span class="n">LoggingMixin</span>
<div class="viewcode-block" id="UNIX_PATH_MAX"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.UNIX_PATH_MAX">[docs]</a><span class="n">UNIX_PATH_MAX</span> <span class="o">=</span> <span class="mi">108</span></div>
<span class="c1"># Time to sleep between active checks of the operation results</span>
<div class="viewcode-block" id="TIME_TO_SLEEP_IN_SECONDS"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.TIME_TO_SLEEP_IN_SECONDS">[docs]</a><span class="n">TIME_TO_SLEEP_IN_SECONDS</span> <span class="o">=</span> <span class="mi">20</span></div>
<div class="viewcode-block" id="CloudSqlOperationStatus"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlOperationStatus">[docs]</a><span class="k">class</span> <span class="nc">CloudSqlOperationStatus</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Helper class with operation statuses.&quot;&quot;&quot;</span>
<div class="viewcode-block" id="CloudSqlOperationStatus.PENDING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlOperationStatus.PENDING">[docs]</a> <span class="n">PENDING</span> <span class="o">=</span> <span class="s2">&quot;PENDING&quot;</span></div>
<div class="viewcode-block" id="CloudSqlOperationStatus.RUNNING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlOperationStatus.RUNNING">[docs]</a> <span class="n">RUNNING</span> <span class="o">=</span> <span class="s2">&quot;RUNNING&quot;</span></div>
<div class="viewcode-block" id="CloudSqlOperationStatus.DONE"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlOperationStatus.DONE">[docs]</a> <span class="n">DONE</span> <span class="o">=</span> <span class="s2">&quot;DONE&quot;</span></div>
<div class="viewcode-block" id="CloudSqlOperationStatus.UNKNOWN"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlOperationStatus.UNKNOWN">[docs]</a> <span class="n">UNKNOWN</span> <span class="o">=</span> <span class="s2">&quot;UNKNOWN&quot;</span></div></div>
<div class="viewcode-block" id="CloudSQLHook"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook">[docs]</a><span class="k">class</span> <span class="nc">CloudSQLHook</span><span class="p">(</span><span class="n">GoogleBaseHook</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Hook for Google Cloud SQL APIs.</span>
<span class="sd"> All the methods in the hook where project_id is used must be called with</span>
<span class="sd"> keyword arguments rather than positional.</span>
<span class="sd"> :param api_version: This is the version of the api.</span>
<span class="sd"> :param gcp_conn_id: The Airflow connection used for GCP credentials.</span>
<span class="sd"> :param delegate_to: This performs a task on one host with reference to other hosts.</span>
<span class="sd"> :param impersonation_chain: This is the optional service account to impersonate using short term</span>
<span class="sd"> credentials.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<div class="viewcode-block" id="CloudSQLHook.conn_name_attr"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.conn_name_attr">[docs]</a> <span class="n">conn_name_attr</span> <span class="o">=</span> <span class="s1">&#39;gcp_conn_id&#39;</span></div>
<div class="viewcode-block" id="CloudSQLHook.default_conn_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.default_conn_name">[docs]</a> <span class="n">default_conn_name</span> <span class="o">=</span> <span class="s1">&#39;google_cloud_sql_default&#39;</span></div>
<div class="viewcode-block" id="CloudSQLHook.conn_type"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.conn_type">[docs]</a> <span class="n">conn_type</span> <span class="o">=</span> <span class="s1">&#39;gcpcloudsql&#39;</span></div>
<div class="viewcode-block" id="CloudSQLHook.hook_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.hook_name">[docs]</a> <span class="n">hook_name</span> <span class="o">=</span> <span class="s1">&#39;Google Cloud SQL&#39;</span></div>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">api_version</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">gcp_conn_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">default_conn_name</span><span class="p">,</span>
<span class="n">delegate_to</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">impersonation_chain</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="n">Sequence</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span>
<span class="n">gcp_conn_id</span><span class="o">=</span><span class="n">gcp_conn_id</span><span class="p">,</span>
<span class="n">delegate_to</span><span class="o">=</span><span class="n">delegate_to</span><span class="p">,</span>
<span class="n">impersonation_chain</span><span class="o">=</span><span class="n">impersonation_chain</span><span class="p">,</span>
<span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">api_version</span> <span class="o">=</span> <span class="n">api_version</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_conn</span> <span class="o">=</span> <span class="kc">None</span>
<div class="viewcode-block" id="CloudSQLHook.get_conn"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.get_conn">[docs]</a> <span class="k">def</span> <span class="nf">get_conn</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Resource</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieves connection to Cloud SQL.</span>
<span class="sd"> :return: Google Cloud SQL services object.</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_conn</span><span class="p">:</span>
<span class="n">http_authorized</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_authorize</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_conn</span> <span class="o">=</span> <span class="n">build</span><span class="p">(</span><span class="s1">&#39;sqladmin&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">api_version</span><span class="p">,</span> <span class="n">http</span><span class="o">=</span><span class="n">http_authorized</span><span class="p">,</span> <span class="n">cache_discovery</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_conn</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="CloudSQLHook.get_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.get_instance">[docs]</a> <span class="k">def</span> <span class="nf">get_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">dict</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieves a resource containing information about a Cloud SQL instance.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the project ID.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: A Cloud SQL instance resource.</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</span><span class="p">)</span>
<span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span></div>
<span class="p">)</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.create_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.create_instance">[docs]</a> <span class="k">def</span> <span class="nf">create_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Creates a new Cloud SQL instance.</span>
<span class="sd"> :param body: Body required by the Cloud SQL insert API, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/instances/insert#request-body.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">insert</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.patch_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.patch_instance">[docs]</a> <span class="k">def</span> <span class="nf">patch_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Updates settings of a Cloud SQL instance.</span>
<span class="sd"> Caution: This is not a partial update, so you must include values for</span>
<span class="sd"> all the settings that you want to retain.</span>
<span class="sd"> :param body: Body required by the Cloud SQL patch API, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/instances/patch#request-body.</span>
<span class="sd"> :param instance: Cloud SQL instance ID. This does not include the project ID.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">patch</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.delete_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.delete_instance">[docs]</a> <span class="k">def</span> <span class="nf">delete_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Deletes a Cloud SQL instance.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :param instance: Cloud SQL instance ID. This does not include the project ID.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">delete</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</span><span class="p">)</span>
<span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="CloudSQLHook.get_database"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.get_database">[docs]</a> <span class="k">def</span> <span class="nf">get_database</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">database</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">dict</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieves a database resource from a Cloud SQL instance.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the project ID.</span>
<span class="sd"> :param database: Name of the database in the instance.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: A Cloud SQL database resource, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/databases#resource.</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">databases</span><span class="p">()</span>
<span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</span><span class="p">,</span> <span class="n">database</span><span class="o">=</span><span class="n">database</span><span class="p">)</span>
<span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span></div>
<span class="p">)</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.create_database"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.create_database">[docs]</a> <span class="k">def</span> <span class="nf">create_database</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Creates a new database inside a Cloud SQL instance.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the project ID.</span>
<span class="sd"> :param body: The request body, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/databases/insert#request-body.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">databases</span><span class="p">()</span>
<span class="o">.</span><span class="n">insert</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.patch_database"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.patch_database">[docs]</a> <span class="k">def</span> <span class="nf">patch_database</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">database</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Updates a database resource inside a Cloud SQL instance.</span>
<span class="sd"> This method supports patch semantics.</span>
<span class="sd"> See https://cloud.google.com/sql/docs/mysql/admin-api/how-tos/performance#patch.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the project ID.</span>
<span class="sd"> :param database: Name of the database to be updated in the instance.</span>
<span class="sd"> :param body: The request body, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/databases/insert#request-body.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">databases</span><span class="p">()</span>
<span class="o">.</span><span class="n">patch</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</span><span class="p">,</span> <span class="n">database</span><span class="o">=</span><span class="n">database</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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.delete_database"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.delete_database">[docs]</a> <span class="k">def</span> <span class="nf">delete_database</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">database</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Deletes a database from a Cloud SQL instance.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the project ID.</span>
<span class="sd"> :param database: Name of the database to be deleted in the instance.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">databases</span><span class="p">()</span>
<span class="o">.</span><span class="n">delete</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</span><span class="p">,</span> <span class="n">database</span><span class="o">=</span><span class="n">database</span><span class="p">)</span>
<span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">operation_in_progress_retry</span><span class="p">()</span>
<div class="viewcode-block" id="CloudSQLHook.export_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.export_instance">[docs]</a> <span class="k">def</span> <span class="nf">export_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Exports data from a Cloud SQL instance to a Cloud Storage bucket as a SQL dump</span>
<span class="sd"> or CSV file.</span>
<span class="sd"> :param instance: Database instance ID of the Cloud SQL instance. This does not include the</span>
<span class="sd"> project ID.</span>
<span class="sd"> :param body: The request body, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/instances/export#request-body</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">export</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="CloudSQLHook.import_instance"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLHook.import_instance">[docs]</a> <span class="k">def</span> <span class="nf">import_instance</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">instance</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">body</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Imports data into a Cloud SQL instance from a SQL dump or CSV file in</span>
<span class="sd"> Cloud Storage.</span>
<span class="sd"> :param instance: Database instance ID. This does not include the</span>
<span class="sd"> project ID.</span>
<span class="sd"> :param body: The request body, as described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/admin-api/v1beta4/instances/import#request-body</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance. If set</span>
<span class="sd"> to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">response</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="o">.</span><span class="n">instances</span><span class="p">()</span>
<span class="o">.</span><span class="n">import_</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">instance</span><span class="o">=</span><span class="n">instance</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="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">operation_name</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_operation_to_complete</span><span class="p">(</span><span class="n">project_id</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation_name</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span>
<span class="k">except</span> <span class="n">HttpError</span> <span class="k">as</span> <span class="n">ex</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="sa">f</span><span class="s1">&#39;Importing instance </span><span class="si">{</span><span class="n">instance</span><span class="si">}</span><span class="s1"> failed: </span><span class="si">{</span><span class="n">ex</span><span class="o">.</span><span class="n">content</span><span class="si">}</span><span class="s1">&#39;</span><span class="p">)</span></div>
<span class="k">def</span> <span class="nf">_wait_for_operation_to_complete</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">operation_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Waits for the named operation to complete - checks status of the</span>
<span class="sd"> asynchronous call.</span>
<span class="sd"> :param project_id: Project ID of the project that contains the instance.</span>
<span class="sd"> :param operation_name: Name of the operation.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">service</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="n">operation_response</span> <span class="o">=</span> <span class="p">(</span>
<span class="n">service</span><span class="o">.</span><span class="n">operations</span><span class="p">()</span>
<span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">project</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span> <span class="n">operation</span><span class="o">=</span><span class="n">operation_name</span><span class="p">)</span>
<span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">num_retries</span><span class="p">)</span>
<span class="p">)</span>
<span class="k">if</span> <span class="n">operation_response</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;status&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="n">CloudSqlOperationStatus</span><span class="o">.</span><span class="n">DONE</span><span class="p">:</span>
<span class="n">error</span> <span class="o">=</span> <span class="n">operation_response</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;error&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">error</span><span class="p">:</span>
<span class="c1"># Extracting the errors list as string and trimming square braces</span>
<span class="n">error_msg</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">error</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;errors&quot;</span><span class="p">))[</span><span class="mi">1</span><span class="p">:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="n">error_msg</span><span class="p">)</span>
<span class="c1"># No meaningful info to return from the response in case of success</span>
<span class="k">return</span>
<span class="n">time</span><span class="o">.</span><span class="n">sleep</span><span class="p">(</span><span class="n">TIME_TO_SLEEP_IN_SECONDS</span><span class="p">)</span></div>
<div class="viewcode-block" id="CLOUD_SQL_PROXY_DOWNLOAD_URL"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CLOUD_SQL_PROXY_DOWNLOAD_URL">[docs]</a><span class="n">CLOUD_SQL_PROXY_DOWNLOAD_URL</span> <span class="o">=</span> <span class="s2">&quot;https://dl.google.com/cloudsql/cloud_sql_proxy.</span><span class="si">{}</span><span class="s2">.</span><span class="si">{}</span><span class="s2">&quot;</span></div>
<div class="viewcode-block" id="CLOUD_SQL_PROXY_VERSION_DOWNLOAD_URL"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CLOUD_SQL_PROXY_VERSION_DOWNLOAD_URL">[docs]</a><span class="n">CLOUD_SQL_PROXY_VERSION_DOWNLOAD_URL</span> <span class="o">=</span> <span class="p">(</span>
<span class="s2">&quot;https://storage.googleapis.com/cloudsql-proxy/</span><span class="si">{}</span><span class="s2">/cloud_sql_proxy.</span><span class="si">{}</span><span class="s2">.</span><span class="si">{}</span><span class="s2">&quot;</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="GCP_CREDENTIALS_KEY_PATH"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.GCP_CREDENTIALS_KEY_PATH">[docs]</a><span class="n">GCP_CREDENTIALS_KEY_PATH</span> <span class="o">=</span> <span class="s2">&quot;extra__google_cloud_platform__key_path&quot;</span></div>
<div class="viewcode-block" id="GCP_CREDENTIALS_KEYFILE_DICT"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.GCP_CREDENTIALS_KEYFILE_DICT">[docs]</a><span class="n">GCP_CREDENTIALS_KEYFILE_DICT</span> <span class="o">=</span> <span class="s2">&quot;extra__google_cloud_platform__keyfile_dict&quot;</span></div>
<div class="viewcode-block" id="CloudSqlProxyRunner"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlProxyRunner">[docs]</a><span class="k">class</span> <span class="nc">CloudSqlProxyRunner</span><span class="p">(</span><span class="n">LoggingMixin</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Downloads and runs cloud-sql-proxy as subprocess of the Python process.</span>
<span class="sd"> The cloud-sql-proxy needs to be downloaded and started before we can connect</span>
<span class="sd"> to the Google Cloud SQL instance via database connection. It establishes</span>
<span class="sd"> secure tunnel connection to the database. It authorizes using the</span>
<span class="sd"> Google Cloud credentials that are passed by the configuration.</span>
<span class="sd"> More details about the proxy can be found here:</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/sql-proxy</span>
<span class="sd"> :param path_prefix: Unique path prefix where proxy will be downloaded and</span>
<span class="sd"> directories created for unix sockets.</span>
<span class="sd"> :param instance_specification: Specification of the instance to connect the</span>
<span class="sd"> proxy to. It should be specified in the form that is described in</span>
<span class="sd"> https://cloud.google.com/sql/docs/mysql/sql-proxy#multiple-instances in</span>
<span class="sd"> -instances parameter (typically in the form of ``&lt;project&gt;:&lt;region&gt;:&lt;instance&gt;``</span>
<span class="sd"> for UNIX socket connections and in the form of</span>
<span class="sd"> ``&lt;project&gt;:&lt;region&gt;:&lt;instance&gt;=tcp:&lt;port&gt;`` for TCP connections.</span>
<span class="sd"> :param gcp_conn_id: Id of Google Cloud connection to use for</span>
<span class="sd"> authentication</span>
<span class="sd"> :param project_id: Optional id of the Google Cloud project to connect to - it overwrites</span>
<span class="sd"> default project id taken from the Google Cloud connection.</span>
<span class="sd"> :param sql_proxy_version: Specific version of SQL proxy to download</span>
<span class="sd"> (for example &#39;v1.13&#39;). By default latest version is downloaded.</span>
<span class="sd"> :param sql_proxy_binary_path: If specified, then proxy will be</span>
<span class="sd"> used from the path specified rather than dynamically generated. This means</span>
<span class="sd"> that if the binary is not present in that path it will also be downloaded.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">path_prefix</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">instance_specification</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">gcp_conn_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s1">&#39;google_cloud_default&#39;</span><span class="p">,</span>
<span class="n">project_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">sql_proxy_version</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">sql_proxy_binary_path</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">path_prefix</span> <span class="o">=</span> <span class="n">path_prefix</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">path_prefix</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The path_prefix must not be empty!&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_was_downloaded</span> <span class="o">=</span> <span class="kc">False</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_version</span> <span class="o">=</span> <span class="n">sql_proxy_version</span>
<span class="bp">self</span><span class="o">.</span><span class="n">download_sql_proxy_dir</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="p">:</span> <span class="n">Popen</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">instance_specification</span> <span class="o">=</span> <span class="n">instance_specification</span>
<span class="bp">self</span><span class="o">.</span><span class="n">project_id</span> <span class="o">=</span> <span class="n">project_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">gcp_conn_id</span> <span class="o">=</span> <span class="n">gcp_conn_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">command_line_parameters</span><span class="p">:</span> <span class="nb">list</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">path_prefix</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span> <span class="o">=</span> <span class="p">(</span>
<span class="n">sql_proxy_binary_path</span> <span class="k">if</span> <span class="n">sql_proxy_binary_path</span> <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">path_prefix</span> <span class="o">+</span> <span class="s2">&quot;_cloud_sql_proxy&quot;</span>
<span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">path_prefix</span> <span class="o">+</span> <span class="s2">&quot;_credentials.json&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_build_command_line_parameters</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_build_command_line_parameters</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">command_line_parameters</span><span class="o">.</span><span class="n">extend</span><span class="p">([</span><span class="s1">&#39;-dir&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span><span class="p">])</span>
<span class="bp">self</span><span class="o">.</span><span class="n">command_line_parameters</span><span class="o">.</span><span class="n">extend</span><span class="p">([</span><span class="s1">&#39;-instances&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">instance_specification</span><span class="p">])</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">_is_os_64bit</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
<span class="k">return</span> <span class="n">platform</span><span class="o">.</span><span class="n">machine</span><span class="p">()</span><span class="o">.</span><span class="n">endswith</span><span class="p">(</span><span class="s1">&#39;64&#39;</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_download_sql_proxy_if_needed</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">if</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;cloud-sql-proxy is already present&quot;</span><span class="p">)</span>
<span class="k">return</span>
<span class="n">system</span> <span class="o">=</span> <span class="n">platform</span><span class="o">.</span><span class="n">system</span><span class="p">()</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
<span class="n">processor</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">uname</span><span class="p">()</span><span class="o">.</span><span class="n">machine</span>
<span class="k">if</span> <span class="n">processor</span> <span class="o">==</span> <span class="s2">&quot;x86_64&quot;</span><span class="p">:</span>
<span class="n">processor</span> <span class="o">=</span> <span class="s2">&quot;amd64&quot;</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_version</span><span class="p">:</span>
<span class="n">download_url</span> <span class="o">=</span> <span class="n">CLOUD_SQL_PROXY_DOWNLOAD_URL</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">system</span><span class="p">,</span> <span class="n">processor</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">download_url</span> <span class="o">=</span> <span class="n">CLOUD_SQL_PROXY_VERSION_DOWNLOAD_URL</span><span class="o">.</span><span class="n">format</span><span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_version</span><span class="p">,</span> <span class="n">system</span><span class="p">,</span> <span class="n">processor</span>
<span class="p">)</span>
<span class="n">proxy_path_tmp</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span> <span class="o">+</span> <span class="s2">&quot;.tmp&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Downloading cloud_sql_proxy from </span><span class="si">%s</span><span class="s2"> to </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">download_url</span><span class="p">,</span> <span class="n">proxy_path_tmp</span><span class="p">)</span>
<span class="c1"># httpx has a breaking API change (follow_redirects vs allow_redirects)</span>
<span class="c1"># and this should work with both versions (cf. issue #20088)</span>
<span class="k">if</span> <span class="s2">&quot;follow_redirects&quot;</span> <span class="ow">in</span> <span class="n">signature</span><span class="p">(</span><span class="n">httpx</span><span class="o">.</span><span class="n">get</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span><span class="o">.</span><span class="n">keys</span><span class="p">():</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">httpx</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">download_url</span><span class="p">,</span> <span class="n">follow_redirects</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">httpx</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">download_url</span><span class="p">,</span> <span class="n">allow_redirects</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span> <span class="c1"># type: ignore[call-arg]</span>
<span class="c1"># Downloading to .tmp file first to avoid case where partially downloaded</span>
<span class="c1"># binary is used by parallel operator which uses the same fixed binary path</span>
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">proxy_path_tmp</span><span class="p">,</span> <span class="s1">&#39;wb&#39;</span><span class="p">)</span> <span class="k">as</span> <span class="n">file</span><span class="p">:</span>
<span class="n">file</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">response</span><span class="o">.</span><span class="n">content</span><span class="p">)</span>
<span class="k">if</span> <span class="n">response</span><span class="o">.</span><span class="n">status_code</span> <span class="o">!=</span> <span class="mi">200</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="s2">&quot;The cloud-sql-proxy could not be downloaded. &quot;</span>
<span class="sa">f</span><span class="s2">&quot;Status code = </span><span class="si">{</span><span class="n">response</span><span class="o">.</span><span class="n">status_code</span><span class="si">}</span><span class="s2">. Reason = </span><span class="si">{</span><span class="n">response</span><span class="o">.</span><span class="n">reason_phrase</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Moving sql_proxy binary from </span><span class="si">%s</span><span class="s2"> to </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">proxy_path_tmp</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">)</span>
<span class="n">shutil</span><span class="o">.</span><span class="n">move</span><span class="p">(</span><span class="n">proxy_path_tmp</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">)</span>
<span class="n">os</span><span class="o">.</span><span class="n">chmod</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">,</span> <span class="mo">0o744</span><span class="p">)</span> <span class="c1"># Set executable bit</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_was_downloaded</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">def</span> <span class="nf">_get_credential_parameters</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">list</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
<span class="n">connection</span> <span class="o">=</span> <span class="n">GoogleBaseHook</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="n">conn_id</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">gcp_conn_id</span><span class="p">)</span>
<span class="k">if</span> <span class="n">connection</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">GCP_CREDENTIALS_KEY_PATH</span><span class="p">):</span>
<span class="n">credential_params</span> <span class="o">=</span> <span class="p">[</span><span class="s1">&#39;-credential_file&#39;</span><span class="p">,</span> <span class="n">connection</span><span class="o">.</span><span class="n">extra_dejson</span><span class="p">[</span><span class="n">GCP_CREDENTIALS_KEY_PATH</span><span class="p">]]</span>
<span class="k">elif</span> <span class="n">connection</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">GCP_CREDENTIALS_KEYFILE_DICT</span><span class="p">):</span>
<span class="n">credential_file_content</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">connection</span><span class="o">.</span><span class="n">extra_dejson</span><span class="p">[</span><span class="n">GCP_CREDENTIALS_KEYFILE_DICT</span><span class="p">])</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Saving credentials to </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">)</span>
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">,</span> <span class="s2">&quot;w&quot;</span><span class="p">)</span> <span class="k">as</span> <span class="n">file</span><span class="p">:</span>
<span class="n">json</span><span class="o">.</span><span class="n">dump</span><span class="p">(</span><span class="n">credential_file_content</span><span class="p">,</span> <span class="n">file</span><span class="p">)</span>
<span class="n">credential_params</span> <span class="o">=</span> <span class="p">[</span><span class="s1">&#39;-credential_file&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span>
<span class="s2">&quot;The credentials are not supplied by neither key_path nor &quot;</span>
<span class="s2">&quot;keyfile_dict of the gcp connection </span><span class="si">%s</span><span class="s2">. Falling back to &quot;</span>
<span class="s2">&quot;default activated account&quot;</span><span class="p">,</span>
<span class="bp">self</span><span class="o">.</span><span class="n">gcp_conn_id</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">credential_params</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">instance_specification</span><span class="p">:</span>
<span class="n">project_id</span> <span class="o">=</span> <span class="n">connection</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;extra__google_cloud_platform__project&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">project_id</span><span class="p">:</span>
<span class="n">project_id</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">project_id</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">project_id</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="s2">&quot;For forwarding all instances, the project id &quot;</span>
<span class="s2">&quot;for Google Cloud should be provided either &quot;</span>
<span class="s2">&quot;by project_id extra in the Google Cloud connection or by &quot;</span>
<span class="s2">&quot;project_id provided in the operator.&quot;</span>
<span class="p">)</span>
<span class="n">credential_params</span><span class="o">.</span><span class="n">extend</span><span class="p">([</span><span class="s1">&#39;-projects&#39;</span><span class="p">,</span> <span class="n">project_id</span><span class="p">])</span>
<span class="k">return</span> <span class="n">credential_params</span>
<div class="viewcode-block" id="CloudSqlProxyRunner.start_proxy"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlProxyRunner.start_proxy">[docs]</a> <span class="k">def</span> <span class="nf">start_proxy</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Starts Cloud SQL Proxy.</span>
<span class="sd"> You have to remember to stop the proxy if you started it!</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_download_sql_proxy_if_needed</span><span class="p">()</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;The sql proxy is already running: </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">command_to_run</span> <span class="o">=</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">]</span>
<span class="n">command_to_run</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">command_line_parameters</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Creating directory </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span><span class="p">)</span>
<span class="n">Path</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span><span class="p">)</span><span class="o">.</span><span class="n">mkdir</span><span class="p">(</span><span class="n">parents</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">exist_ok</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="n">command_to_run</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_get_credential_parameters</span><span class="p">())</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Running the command: `</span><span class="si">%s</span><span class="s2">`&quot;</span><span class="p">,</span> <span class="s2">&quot; &quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">command_to_run</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span> <span class="o">=</span> <span class="n">Popen</span><span class="p">(</span><span class="n">command_to_run</span><span class="p">,</span> <span class="n">stdin</span><span class="o">=</span><span class="n">PIPE</span><span class="p">,</span> <span class="n">stdout</span><span class="o">=</span><span class="n">PIPE</span><span class="p">,</span> <span class="n">stderr</span><span class="o">=</span><span class="n">PIPE</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;The pid of cloud_sql_proxy: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">pid</span><span class="p">)</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="n">line</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">stderr</span><span class="o">.</span><span class="n">readline</span><span class="p">()</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">stderr</span>
<span class="k">else</span> <span class="s2">&quot;&quot;</span>
<span class="p">)</span>
<span class="n">return_code</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">poll</span><span class="p">()</span>
<span class="k">if</span> <span class="n">line</span> <span class="o">==</span> <span class="s1">&#39;&#39;</span> <span class="ow">and</span> <span class="n">return_code</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="sa">f</span><span class="s2">&quot;The cloud_sql_proxy finished early with return code </span><span class="si">{</span><span class="n">return_code</span><span class="si">}</span><span class="s2">!&quot;</span>
<span class="p">)</span>
<span class="k">if</span> <span class="n">line</span> <span class="o">!=</span> <span class="s1">&#39;&#39;</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="n">line</span><span class="p">)</span>
<span class="k">if</span> <span class="s2">&quot;googleapi: Error&quot;</span> <span class="ow">in</span> <span class="n">line</span> <span class="ow">or</span> <span class="s2">&quot;invalid instance name:&quot;</span> <span class="ow">in</span> <span class="n">line</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">stop_proxy</span><span class="p">()</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Error when starting the cloud_sql_proxy </span><span class="si">{</span><span class="n">line</span><span class="si">}</span><span class="s2">!&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="s2">&quot;Ready for new connections&quot;</span> <span class="ow">in</span> <span class="n">line</span><span class="p">:</span>
<span class="k">return</span></div>
<div class="viewcode-block" id="CloudSqlProxyRunner.stop_proxy"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlProxyRunner.stop_proxy">[docs]</a> <span class="k">def</span> <span class="nf">stop_proxy</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Stops running proxy.</span>
<span class="sd"> You should stop the proxy after you stop using it.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The sql proxy is not started yet&quot;</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Stopping the cloud_sql_proxy pid: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">pid</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span><span class="o">.</span><span class="n">kill</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_process</span> <span class="o">=</span> <span class="kc">None</span>
<span class="c1"># Cleanup!</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Removing the socket directory: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span><span class="p">)</span>
<span class="n">shutil</span><span class="o">.</span><span class="n">rmtree</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span><span class="p">,</span> <span class="n">ignore_errors</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_was_downloaded</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Removing downloaded proxy: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">)</span>
<span class="c1"># Silently ignore if the file has already been removed (concurrency)</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">os</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">OSError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">errno</span> <span class="o">!=</span> <span class="n">errno</span><span class="o">.</span><span class="n">ENOENT</span><span class="p">:</span>
<span class="k">raise</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Skipped removing proxy - it was not downloaded: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">)</span>
<span class="k">if</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Removing generated credentials file </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">)</span>
<span class="c1"># Here file cannot be delete by concurrent task (each task has its own copy)</span>
<span class="n">os</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">credentials_path</span><span class="p">)</span></div>
<div class="viewcode-block" id="CloudSqlProxyRunner.get_proxy_version"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlProxyRunner.get_proxy_version">[docs]</a> <span class="k">def</span> <span class="nf">get_proxy_version</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Returns version of the Cloud SQL Proxy.&quot;&quot;&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_download_sql_proxy_if_needed</span><span class="p">()</span>
<span class="n">command_to_run</span> <span class="o">=</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_path</span><span class="p">]</span>
<span class="n">command_to_run</span><span class="o">.</span><span class="n">extend</span><span class="p">([</span><span class="s1">&#39;--version&#39;</span><span class="p">])</span>
<span class="n">command_to_run</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_get_credential_parameters</span><span class="p">())</span>
<span class="n">result</span> <span class="o">=</span> <span class="n">subprocess</span><span class="o">.</span><span class="n">check_output</span><span class="p">(</span><span class="n">command_to_run</span><span class="p">)</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">)</span>
<span class="n">pattern</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="s2">&quot;^.*[V|v]ersion ([^;]*);.*$&quot;</span><span class="p">)</span>
<span class="n">matched</span> <span class="o">=</span> <span class="n">pattern</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">result</span><span class="p">)</span>
<span class="k">if</span> <span class="n">matched</span><span class="p">:</span>
<span class="k">return</span> <span class="n">matched</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">None</span></div>
<div class="viewcode-block" id="CloudSqlProxyRunner.get_socket_path"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSqlProxyRunner.get_socket_path">[docs]</a> <span class="k">def</span> <span class="nf">get_socket_path</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieves UNIX socket path used by Cloud SQL Proxy.</span>
<span class="sd"> :return: The dynamically generated path for the socket created by the proxy.</span>
<span class="sd"> :rtype: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloud_sql_proxy_socket_directory</span> <span class="o">+</span> <span class="s2">&quot;/&quot;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">instance_specification</span></div></div>
<div class="viewcode-block" id="CONNECTION_URIS"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CONNECTION_URIS">[docs]</a><span class="n">CONNECTION_URIS</span> <span class="o">=</span> <span class="p">{</span>
<span class="s2">&quot;postgres&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;proxy&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;tcp&quot;</span><span class="p">:</span> <span class="s2">&quot;postgresql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@127.0.0.1:</span><span class="si">{proxy_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="s2">&quot;socket&quot;</span><span class="p">:</span> <span class="s2">&quot;postgresql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@</span><span class="si">{socket_path}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="p">},</span>
<span class="s2">&quot;public&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;ssl&quot;</span><span class="p">:</span> <span class="s2">&quot;postgresql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@</span><span class="si">{public_ip}</span><span class="s2">:</span><span class="si">{public_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">?&quot;</span>
<span class="s2">&quot;sslmode=verify-ca&amp;&quot;</span>
<span class="s2">&quot;sslcert=</span><span class="si">{client_cert_file}</span><span class="s2">&amp;&quot;</span>
<span class="s2">&quot;sslkey=</span><span class="si">{client_key_file}</span><span class="s2">&amp;&quot;</span>
<span class="s2">&quot;sslrootcert=</span><span class="si">{server_ca_file}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="s2">&quot;non-ssl&quot;</span><span class="p">:</span> <span class="s2">&quot;postgresql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@</span><span class="si">{public_ip}</span><span class="s2">:</span><span class="si">{public_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="p">},</span>
<span class="p">},</span>
<span class="s2">&quot;mysql&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;proxy&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;tcp&quot;</span><span class="p">:</span> <span class="s2">&quot;mysql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@127.0.0.1:</span><span class="si">{proxy_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="s2">&quot;socket&quot;</span><span class="p">:</span> <span class="s2">&quot;mysql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@localhost/</span><span class="si">{database}</span><span class="s2">?unix_socket=</span><span class="si">{socket_path}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="p">},</span>
<span class="s2">&quot;public&quot;</span><span class="p">:</span> <span class="p">{</span>
<span class="s2">&quot;ssl&quot;</span><span class="p">:</span> <span class="s2">&quot;mysql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@</span><span class="si">{public_ip}</span><span class="s2">:</span><span class="si">{public_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">?ssl=</span><span class="si">{ssl_spec}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="s2">&quot;non-ssl&quot;</span><span class="p">:</span> <span class="s2">&quot;mysql://</span><span class="si">{user}</span><span class="s2">:</span><span class="si">{password}</span><span class="s2">@</span><span class="si">{public_ip}</span><span class="s2">:</span><span class="si">{public_port}</span><span class="s2">/</span><span class="si">{database}</span><span class="s2">&quot;</span><span class="p">,</span></div>
<span class="p">},</span>
<span class="p">},</span>
<span class="p">}</span> <span class="c1"># type: Dict[str, Dict[str, Dict[str, str]]]</span>
<div class="viewcode-block" id="CLOUD_SQL_VALID_DATABASE_TYPES"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CLOUD_SQL_VALID_DATABASE_TYPES">[docs]</a><span class="n">CLOUD_SQL_VALID_DATABASE_TYPES</span> <span class="o">=</span> <span class="p">[</span><span class="s1">&#39;postgres&#39;</span><span class="p">,</span> <span class="s1">&#39;mysql&#39;</span><span class="p">]</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook">[docs]</a><span class="k">class</span> <span class="nc">CloudSQLDatabaseHook</span><span class="p">(</span><span class="n">BaseHook</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Serves DB connection configuration for Google Cloud SQL (Connections</span>
<span class="sd"> of *gcpcloudsqldb://* type).</span>
<span class="sd"> The hook is a &quot;meta&quot; one. It does not perform an actual connection.</span>
<span class="sd"> It is there to retrieve all the parameters configured in gcpcloudsql:// connection,</span>
<span class="sd"> start/stop Cloud SQL Proxy if needed, dynamically generate Postgres or MySQL</span>
<span class="sd"> connection in the database and return an actual Postgres or MySQL hook.</span>
<span class="sd"> The returned Postgres/MySQL hooks are using direct connection or Cloud SQL</span>
<span class="sd"> Proxy socket/TCP as configured.</span>
<span class="sd"> Main parameters of the hook are retrieved from the standard URI components:</span>
<span class="sd"> * **user** - User name to authenticate to the database (from login of the URI).</span>
<span class="sd"> * **password** - Password to authenticate to the database (from password of the URI).</span>
<span class="sd"> * **public_ip** - IP to connect to for public connection (from host of the URI).</span>
<span class="sd"> * **public_port** - Port to connect to for public connection (from port of the URI).</span>
<span class="sd"> * **database** - Database to connect to (from schema of the URI).</span>
<span class="sd"> Remaining parameters are retrieved from the extras (URI query parameters):</span>
<span class="sd"> * **project_id** - Optional, Google Cloud project where the Cloud SQL</span>
<span class="sd"> instance exists. If missing, default project id passed is used.</span>
<span class="sd"> * **instance** - Name of the instance of the Cloud SQL database instance.</span>
<span class="sd"> * **location** - The location of the Cloud SQL instance (for example europe-west1).</span>
<span class="sd"> * **database_type** - The type of the database instance (MySQL or Postgres).</span>
<span class="sd"> * **use_proxy** - (default False) Whether SQL proxy should be used to connect to Cloud</span>
<span class="sd"> SQL DB.</span>
<span class="sd"> * **use_ssl** - (default False) Whether SSL should be used to connect to Cloud SQL DB.</span>
<span class="sd"> You cannot use proxy and SSL together.</span>
<span class="sd"> * **sql_proxy_use_tcp** - (default False) If set to true, TCP is used to connect via</span>
<span class="sd"> proxy, otherwise UNIX sockets are used.</span>
<span class="sd"> * **sql_proxy_binary_path** - Optional path to Cloud SQL Proxy binary. If the binary</span>
<span class="sd"> is not specified or the binary is not present, it is automatically downloaded.</span>
<span class="sd"> * **sql_proxy_version** - Specific version of the proxy to download (for example</span>
<span class="sd"> v1.13). If not specified, the latest version is downloaded.</span>
<span class="sd"> * **sslcert** - Path to client certificate to authenticate when SSL is used.</span>
<span class="sd"> * **sslkey** - Path to client private key to authenticate when SSL is used.</span>
<span class="sd"> * **sslrootcert** - Path to server&#39;s certificate to authenticate when SSL is used.</span>
<span class="sd"> :param gcp_cloudsql_conn_id: URL of the connection</span>
<span class="sd"> :param gcp_conn_id: The connection ID used to connect to Google Cloud for</span>
<span class="sd"> cloud-sql-proxy authentication.</span>
<span class="sd"> :param default_gcp_project_id: Default project id used if project_id not specified</span>
<span class="sd"> in the connection URL</span>
<span class="sd"> &quot;&quot;&quot;</span>
<div class="viewcode-block" id="CloudSQLDatabaseHook.conn_name_attr"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.conn_name_attr">[docs]</a> <span class="n">conn_name_attr</span> <span class="o">=</span> <span class="s1">&#39;gcp_cloudsql_conn_id&#39;</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.default_conn_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.default_conn_name">[docs]</a> <span class="n">default_conn_name</span> <span class="o">=</span> <span class="s1">&#39;google_cloud_sqldb_default&#39;</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.conn_type"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.conn_type">[docs]</a> <span class="n">conn_type</span> <span class="o">=</span> <span class="s1">&#39;gcpcloudsqldb&#39;</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.hook_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.hook_name">[docs]</a> <span class="n">hook_name</span> <span class="o">=</span> <span class="s1">&#39;Google Cloud SQL Database&#39;</span></div>
<span class="n">_conn</span> <span class="o">=</span> <span class="kc">None</span> <span class="c1"># type: Optional[Any]</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">gcp_cloudsql_conn_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s1">&#39;google_cloud_sql_default&#39;</span><span class="p">,</span>
<span class="n">gcp_conn_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s1">&#39;google_cloud_default&#39;</span><span class="p">,</span>
<span class="n">default_gcp_project_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">gcp_conn_id</span> <span class="o">=</span> <span class="n">gcp_conn_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">gcp_cloudsql_conn_id</span> <span class="o">=</span> <span class="n">gcp_cloudsql_conn_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">gcp_cloudsql_conn_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">extras</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">extra_dejson</span>
<span class="bp">self</span><span class="o">.</span><span class="n">project_id</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;project_id&#39;</span><span class="p">,</span> <span class="n">default_gcp_project_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">instance</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;instance&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">database</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">schema</span>
<span class="bp">self</span><span class="o">.</span><span class="n">location</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;location&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">database_type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;database_type&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_bool</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;use_proxy&#39;</span><span class="p">,</span> <span class="s1">&#39;False&#39;</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">use_ssl</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_bool</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;use_ssl&#39;</span><span class="p">,</span> <span class="s1">&#39;False&#39;</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_use_tcp</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_bool</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sql_proxy_use_tcp&#39;</span><span class="p">,</span> <span class="s1">&#39;False&#39;</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_version</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sql_proxy_version&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_binary_path</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sql_proxy_binary_path&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">user</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">login</span>
<span class="bp">self</span><span class="o">.</span><span class="n">password</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">password</span>
<span class="bp">self</span><span class="o">.</span><span class="n">public_ip</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">host</span>
<span class="bp">self</span><span class="o">.</span><span class="n">public_port</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cloudsql_connection</span><span class="o">.</span><span class="n">port</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sslcert&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sslkey</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sslkey&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sslrootcert</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">extras</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;sslrootcert&#39;</span><span class="p">)</span>
<span class="c1"># Port and socket path and db_hook are automatically generated</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_tcp_port</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="p">:</span> <span class="n">PostgresHook</span> <span class="o">|</span> <span class="n">MySqlHook</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span><span class="p">:</span> <span class="n">socket</span><span class="o">.</span><span class="n">socket</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
<span class="c1"># Generated based on clock + clock sequence. Unique per host (!).</span>
<span class="c1"># This is important as different hosts share the database</span>
<span class="bp">self</span><span class="o">.</span><span class="n">db_conn_id</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">uuid</span><span class="o">.</span><span class="n">uuid1</span><span class="p">())</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_validate_inputs</span><span class="p">()</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">_get_bool</span><span class="p">(</span><span class="n">val</span><span class="p">:</span> <span class="n">Any</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
<span class="k">if</span> <span class="n">val</span> <span class="o">==</span> <span class="s1">&#39;False&#39;</span> <span class="ow">or</span> <span class="n">val</span> <span class="ow">is</span> <span class="kc">False</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">False</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">_check_ssl_file</span><span class="p">(</span><span class="n">file_to_check</span><span class="p">,</span> <span class="n">name</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">file_to_check</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;SSL connections requires </span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2"> to be set&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="n">file_to_check</span><span class="p">):</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;The </span><span class="si">{</span><span class="n">file_to_check</span><span class="si">}</span><span class="s2"> must be a readable file&quot;</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_validate_inputs</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">project_id</span> <span class="o">==</span> <span class="s1">&#39;&#39;</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The required extra &#39;project_id&#39; is empty&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">location</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The required extra &#39;location&#39; is empty or None&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">instance</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The required extra &#39;instance&#39; is empty or None&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">database_type</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">CLOUD_SQL_VALID_DATABASE_TYPES</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="sa">f</span><span class="s2">&quot;Invalid database type &#39;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">database_type</span><span class="si">}</span><span class="s2">&#39;. &quot;</span>
<span class="sa">f</span><span class="s2">&quot;Must be one of </span><span class="si">{</span><span class="n">CLOUD_SQL_VALID_DATABASE_TYPES</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_ssl</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="s2">&quot;Cloud SQL Proxy does not support SSL connections.&quot;</span>
<span class="s2">&quot; SSL is not needed as Cloud SQL Proxy &quot;</span>
<span class="s2">&quot;provides encryption on its own&quot;</span>
<span class="p">)</span>
<div class="viewcode-block" id="CloudSQLDatabaseHook.validate_ssl_certs"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.validate_ssl_certs">[docs]</a> <span class="k">def</span> <span class="nf">validate_ssl_certs</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> SSL certificates validator.</span>
<span class="sd"> :return: None</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_ssl</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_check_ssl_file</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span><span class="p">,</span> <span class="s2">&quot;sslcert&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_check_ssl_file</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslkey</span><span class="p">,</span> <span class="s2">&quot;sslkey&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_check_ssl_file</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslrootcert</span><span class="p">,</span> <span class="s2">&quot;sslrootcert&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.validate_socket_path_length"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.validate_socket_path_length">[docs]</a> <span class="k">def</span> <span class="nf">validate_socket_path_length</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Validates sockets path length.</span>
<span class="sd"> :return: None or rises AirflowException</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span> <span class="ow">and</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_use_tcp</span><span class="p">:</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">database_type</span> <span class="o">==</span> <span class="s1">&#39;postgres&#39;</span><span class="p">:</span>
<span class="n">suffix</span> <span class="o">=</span> <span class="s2">&quot;/.s.PGSQL.5432&quot;</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">suffix</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
<span class="n">expected_path</span> <span class="o">=</span> <span class="p">(</span>
<span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">_generate_unique_path</span><span class="p">()</span><span class="si">}</span><span class="s2">/</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">project_id</span><span class="si">}</span><span class="s2">:</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">instance</span><span class="si">}</span><span class="s2">:</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">database</span><span class="si">}{</span><span class="n">suffix</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="p">)</span>
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expected_path</span><span class="p">)</span> <span class="o">&gt;</span> <span class="n">UNIX_PATH_MAX</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Too long (</span><span class="si">%s</span><span class="s2">) path: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="n">expected_path</span><span class="p">),</span> <span class="n">expected_path</span><span class="p">)</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="sa">f</span><span class="s2">&quot;The UNIX socket path length cannot exceed </span><span class="si">{</span><span class="n">UNIX_PATH_MAX</span><span class="si">}</span><span class="s2"> characters on Linux system. &quot;</span></div>
<span class="s2">&quot;Either use shorter instance/database name or switch to TCP connection. &quot;</span>
<span class="sa">f</span><span class="s2">&quot;The socket path for Cloud SQL proxy is now:</span><span class="si">{</span><span class="n">expected_path</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="p">)</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">_generate_unique_path</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> We are not using mkdtemp here as the path generated with mkdtemp</span>
<span class="sd"> can be close to 60 characters and there is a limitation in</span>
<span class="sd"> length of socket path to around 100 characters in total.</span>
<span class="sd"> We append project/location/instance to it later and postgres</span>
<span class="sd"> appends its own prefix, so we chose a shorter &quot;${tempdir()}[8 random characters]&quot;</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">random</span><span class="o">.</span><span class="n">seed</span><span class="p">()</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="n">candidate</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span>
<span class="n">gettempdir</span><span class="p">(),</span> <span class="s1">&#39;&#39;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">choice</span><span class="p">(</span><span class="n">string</span><span class="o">.</span><span class="n">ascii_lowercase</span> <span class="o">+</span> <span class="n">string</span><span class="o">.</span><span class="n">digits</span><span class="p">)</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">8</span><span class="p">))</span>
<span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">exists</span><span class="p">(</span><span class="n">candidate</span><span class="p">):</span>
<span class="k">return</span> <span class="n">candidate</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">_quote</span><span class="p">(</span><span class="n">value</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span> <span class="o">|</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="n">quote_plus</span><span class="p">(</span><span class="n">value</span><span class="p">)</span> <span class="k">if</span> <span class="n">value</span> <span class="k">else</span> <span class="kc">None</span>
<span class="k">def</span> <span class="nf">_generate_connection_uri</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span><span class="p">:</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_use_tcp</span><span class="p">:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_tcp_port</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserve_free_tcp_port</span><span class="p">()</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_generate_unique_path</span><span class="p">()</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">database_type</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;The database_type should be set&quot;</span><span class="p">)</span>
<span class="n">database_uris</span> <span class="o">=</span> <span class="n">CONNECTION_URIS</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">database_type</span><span class="p">]</span>
<span class="n">ssl_spec</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">socket_path</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span><span class="p">:</span>
<span class="n">proxy_uris</span> <span class="o">=</span> <span class="n">database_uris</span><span class="p">[</span><span class="s1">&#39;proxy&#39;</span><span class="p">]</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_use_tcp</span><span class="p">:</span>
<span class="n">format_string</span> <span class="o">=</span> <span class="n">proxy_uris</span><span class="p">[</span><span class="s1">&#39;tcp&#39;</span><span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">format_string</span> <span class="o">=</span> <span class="n">proxy_uris</span><span class="p">[</span><span class="s1">&#39;socket&#39;</span><span class="p">]</span>
<span class="n">socket_path</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span><span class="si">}</span><span class="s2">/</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">_get_instance_socket_name</span><span class="p">()</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">public_uris</span> <span class="o">=</span> <span class="n">database_uris</span><span class="p">[</span><span class="s1">&#39;public&#39;</span><span class="p">]</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_ssl</span><span class="p">:</span>
<span class="n">format_string</span> <span class="o">=</span> <span class="n">public_uris</span><span class="p">[</span><span class="s1">&#39;ssl&#39;</span><span class="p">]</span>
<span class="n">ssl_spec</span> <span class="o">=</span> <span class="p">{</span><span class="s1">&#39;cert&#39;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span><span class="p">,</span> <span class="s1">&#39;key&#39;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslkey</span><span class="p">,</span> <span class="s1">&#39;ca&#39;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslrootcert</span><span class="p">}</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">format_string</span> <span class="o">=</span> <span class="n">public_uris</span><span class="p">[</span><span class="s1">&#39;non-ssl&#39;</span><span class="p">]</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">user</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The login parameter needs to be set in connection&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">public_ip</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The location parameter needs to be set in connection&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">password</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The password parameter needs to be set in connection&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">database</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;The database parameter needs to be set in connection&quot;</span><span class="p">)</span>
<span class="n">connection_uri</span> <span class="o">=</span> <span class="n">format_string</span><span class="o">.</span><span class="n">format</span><span class="p">(</span>
<span class="n">user</span><span class="o">=</span><span class="n">quote_plus</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">user</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">user</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">password</span><span class="o">=</span><span class="n">quote_plus</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">password</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">password</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">database</span><span class="o">=</span><span class="n">quote_plus</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">database</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">database</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">public_ip</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">public_ip</span><span class="p">,</span>
<span class="n">public_port</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">public_port</span><span class="p">,</span>
<span class="n">proxy_port</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_tcp_port</span><span class="p">,</span>
<span class="n">socket_path</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_quote</span><span class="p">(</span><span class="n">socket_path</span><span class="p">),</span>
<span class="n">ssl_spec</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_quote</span><span class="p">(</span><span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">ssl_spec</span><span class="p">))</span> <span class="k">if</span> <span class="n">ssl_spec</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">client_cert_file</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_quote</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">client_key_file</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_quote</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslkey</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">,</span>
<span class="n">server_ca_file</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_quote</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sslrootcert</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sslcert</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span><span class="p">),</span>
<span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span>
<span class="s2">&quot;DB connection URI </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="n">connection_uri</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span>
<span class="n">quote_plus</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">password</span><span class="p">)</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">password</span> <span class="k">else</span> <span class="s1">&#39;PASSWORD&#39;</span><span class="p">,</span> <span class="s1">&#39;XXXXXXXXXXXX&#39;</span>
<span class="p">),</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">connection_uri</span>
<span class="k">def</span> <span class="nf">_get_instance_socket_name</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">project_id</span> <span class="o">+</span> <span class="s2">&quot;:&quot;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">location</span> <span class="o">+</span> <span class="s2">&quot;:&quot;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">instance</span>
<span class="k">def</span> <span class="nf">_get_sqlproxy_instance_specification</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="n">instance_specification</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_instance_socket_name</span><span class="p">()</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_use_tcp</span><span class="p">:</span>
<span class="n">instance_specification</span> <span class="o">+=</span> <span class="s2">&quot;=tcp:&quot;</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_tcp_port</span><span class="p">)</span>
<span class="k">return</span> <span class="n">instance_specification</span>
<div class="viewcode-block" id="CloudSQLDatabaseHook.create_connection"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.create_connection">[docs]</a> <span class="k">def</span> <span class="nf">create_connection</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Connection</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Create Connection object, according to whether it uses proxy, TCP, UNIX sockets, SSL.</span>
<span class="sd"> Connection ID will be randomly generated.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">uri</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_generate_connection_uri</span><span class="p">()</span>
<span class="n">connection</span> <span class="o">=</span> <span class="n">Connection</span><span class="p">(</span><span class="n">conn_id</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">db_conn_id</span><span class="p">,</span> <span class="n">uri</span><span class="o">=</span><span class="n">uri</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Creating connection </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">db_conn_id</span><span class="p">)</span>
<span class="k">return</span> <span class="n">connection</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.get_sqlproxy_runner"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.get_sqlproxy_runner">[docs]</a> <span class="k">def</span> <span class="nf">get_sqlproxy_runner</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">CloudSqlProxyRunner</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieve Cloud SQL Proxy runner. It is used to manage the proxy</span>
<span class="sd"> lifecycle per task.</span>
<span class="sd"> :return: The Cloud SQL Proxy runner.</span>
<span class="sd"> :rtype: CloudSqlProxyRunner</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">use_proxy</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;Proxy runner can only be retrieved in case of use_proxy = True&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;The sql_proxy_unique_path should be set&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">CloudSqlProxyRunner</span><span class="p">(</span>
<span class="n">path_prefix</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_unique_path</span><span class="p">,</span>
<span class="n">instance_specification</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_get_sqlproxy_instance_specification</span><span class="p">(),</span>
<span class="n">project_id</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">sql_proxy_version</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_version</span><span class="p">,</span>
<span class="n">sql_proxy_binary_path</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_binary_path</span><span class="p">,</span>
<span class="n">gcp_conn_id</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">gcp_conn_id</span><span class="p">,</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="CloudSQLDatabaseHook.get_database_hook"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.get_database_hook">[docs]</a> <span class="k">def</span> <span class="nf">get_database_hook</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">connection</span><span class="p">:</span> <span class="n">Connection</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">PostgresHook</span> <span class="o">|</span> <span class="n">MySqlHook</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Retrieve database hook. This is the actual Postgres or MySQL database hook</span>
<span class="sd"> that uses proxy or connects directly to the Google Cloud SQL database.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">database_type</span> <span class="o">==</span> <span class="s1">&#39;postgres&#39;</span><span class="p">:</span>
<span class="n">db_hook</span><span class="p">:</span> <span class="n">PostgresHook</span> <span class="o">|</span> <span class="n">MySqlHook</span> <span class="o">=</span> <span class="n">PostgresHook</span><span class="p">(</span><span class="n">connection</span><span class="o">=</span><span class="n">connection</span><span class="p">,</span> <span class="n">schema</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">database</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">db_hook</span> <span class="o">=</span> <span class="n">MySqlHook</span><span class="p">(</span><span class="n">connection</span><span class="o">=</span><span class="n">connection</span><span class="p">,</span> <span class="n">schema</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">database</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span> <span class="o">=</span> <span class="n">db_hook</span>
<span class="k">return</span> <span class="n">db_hook</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.cleanup_database_hook"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.cleanup_database_hook">[docs]</a> <span class="k">def</span> <span class="nf">cleanup_database_hook</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Clean up database hook after it was used.&quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">database_type</span> <span class="o">==</span> <span class="s1">&#39;postgres&#39;</span><span class="p">:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;The db_hook should be set&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="p">,</span> <span class="n">PostgresHook</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;The db_hook should be PostgresHook and is </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="p">)</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="n">conn</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="p">,</span> <span class="s1">&#39;conn&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">conn</span> <span class="ow">and</span> <span class="n">conn</span><span class="o">.</span><span class="n">notices</span><span class="p">:</span>
<span class="k">for</span> <span class="n">output</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">db_hook</span><span class="o">.</span><span class="n">conn</span><span class="o">.</span><span class="n">notices</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="n">output</span><span class="p">)</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.reserve_free_tcp_port"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.reserve_free_tcp_port">[docs]</a> <span class="k">def</span> <span class="nf">reserve_free_tcp_port</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Reserve free TCP port to be used by Cloud SQL Proxy&quot;&quot;&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span> <span class="o">=</span> <span class="n">socket</span><span class="o">.</span><span class="n">socket</span><span class="p">(</span><span class="n">socket</span><span class="o">.</span><span class="n">AF_INET</span><span class="p">,</span> <span class="n">socket</span><span class="o">.</span><span class="n">SOCK_STREAM</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span><span class="o">.</span><span class="n">bind</span><span class="p">((</span><span class="s1">&#39;127.0.0.1&#39;</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sql_proxy_tcp_port</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span><span class="o">.</span><span class="n">getsockname</span><span class="p">()[</span><span class="mi">1</span><span class="p">]</span></div>
<div class="viewcode-block" id="CloudSQLDatabaseHook.free_reserved_port"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/cloud_sql/index.html#airflow.providers.google.cloud.hooks.cloud_sql.CloudSQLDatabaseHook.free_reserved_port">[docs]</a> <span class="k">def</span> <span class="nf">free_reserved_port</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Free TCP port. Makes it immediately ready to be used by Cloud SQL Proxy.&quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">reserved_tcp_socket</span> <span class="o">=</span> <span class="kc">None</span></div></div>
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