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<h1>Source code for airflow.providers.google.cloud.hooks.dataflow</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 Dataflow Hook.&quot;&quot;&quot;</span>
<span class="kn">import</span> <span class="nn">functools</span>
<span class="kn">import</span> <span class="nn">json</span>
<span class="kn">import</span> <span class="nn">re</span>
<span class="kn">import</span> <span class="nn">select</span>
<span class="kn">import</span> <span class="nn">shlex</span>
<span class="kn">import</span> <span class="nn">subprocess</span>
<span class="kn">import</span> <span class="nn">textwrap</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="kn">import</span> <span class="nn">uuid</span>
<span class="kn">import</span> <span class="nn">warnings</span>
<span class="kn">from</span> <span class="nn">copy</span> <span class="kn">import</span> <span class="n">deepcopy</span>
<span class="kn">from</span> <span class="nn">tempfile</span> <span class="kn">import</span> <span class="n">TemporaryDirectory</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">Callable</span><span class="p">,</span> <span class="n">Dict</span><span class="p">,</span> <span class="n">Generator</span><span class="p">,</span> <span class="n">List</span><span class="p">,</span> <span class="n">Optional</span><span class="p">,</span> <span class="n">Sequence</span><span class="p">,</span> <span class="n">Set</span><span class="p">,</span> <span class="n">TypeVar</span><span class="p">,</span> <span class="n">Union</span><span class="p">,</span> <span class="n">cast</span>
<span class="kn">from</span> <span class="nn">googleapiclient.discovery</span> <span class="kn">import</span> <span class="n">build</span>
<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="kn">import</span> <span class="n">AirflowException</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.utils.log.logging_mixin</span> <span class="kn">import</span> <span class="n">LoggingMixin</span>
<span class="kn">from</span> <span class="nn">airflow.utils.python_virtualenv</span> <span class="kn">import</span> <span class="n">prepare_virtualenv</span>
<span class="kn">from</span> <span class="nn">airflow.utils.timeout</span> <span class="kn">import</span> <span class="n">timeout</span>
<span class="c1"># This is the default location</span>
<span class="c1"># https://cloud.google.com/dataflow/pipelines/specifying-exec-params</span>
<div class="viewcode-block" id="DEFAULT_DATAFLOW_LOCATION"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DEFAULT_DATAFLOW_LOCATION">[docs]</a><span class="n">DEFAULT_DATAFLOW_LOCATION</span> <span class="o">=</span> <span class="s2">&quot;us-central1&quot;</span></div>
<div class="viewcode-block" id="JOB_ID_PATTERN"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.JOB_ID_PATTERN">[docs]</a><span class="n">JOB_ID_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="sa">r</span><span class="s2">&quot;Submitted job: (?P&lt;job_id_java&gt;.*)|Created job with id: \[(?P&lt;job_id_python&gt;.*)\]&quot;</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="T"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.T">[docs]</a><span class="n">T</span> <span class="o">=</span> <span class="n">TypeVar</span><span class="p">(</span><span class="s2">&quot;T&quot;</span><span class="p">,</span> <span class="n">bound</span><span class="o">=</span><span class="n">Callable</span><span class="p">)</span> <span class="c1"># pylint: disable=invalid-name</span></div>
<div class="viewcode-block" id="_fallback_variable_parameter"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._fallback_variable_parameter">[docs]</a><span class="k">def</span> <span class="nf">_fallback_variable_parameter</span><span class="p">(</span><span class="n">parameter_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">variable_key_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Callable</span><span class="p">[[</span><span class="n">T</span><span class="p">],</span> <span class="n">T</span><span class="p">]:</span>
<span class="k">def</span> <span class="nf">_wrapper</span><span class="p">(</span><span class="n">func</span><span class="p">:</span> <span class="n">T</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">T</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Decorator that provides fallback for location from `region` key in `variables` parameters.</span>
<span class="sd"> :param func: function to wrap</span>
<span class="sd"> :return: result of the function call</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="nd">@functools</span><span class="o">.</span><span class="n">wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">inner_wrapper</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="s2">&quot;DataflowHook&quot;</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
<span class="k">if</span> <span class="n">args</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="s2">&quot;You must use keyword arguments in this methods rather than positional&quot;</span>
<span class="p">)</span>
<span class="n">parameter_location</span> <span class="o">=</span> <span class="n">kwargs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">parameter_name</span><span class="p">)</span>
<span class="n">variables_location</span> <span class="o">=</span> <span class="n">kwargs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;variables&quot;</span><span class="p">,</span> <span class="p">{})</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">variable_key_name</span><span class="p">)</span>
<span class="k">if</span> <span class="n">parameter_location</span> <span class="ow">and</span> <span class="n">variables_location</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 mutually exclusive parameter `</span><span class="si">{</span><span class="n">parameter_name</span><span class="si">}</span><span class="s2">` and `</span><span class="si">{</span><span class="n">variable_key_name</span><span class="si">}</span><span class="s2">` key &quot;</span>
<span class="sa">f</span><span class="s2">&quot;in `variables` parameter are both present. Please remove one.&quot;</span>
<span class="p">)</span>
<span class="k">if</span> <span class="n">parameter_location</span> <span class="ow">or</span> <span class="n">variables_location</span><span class="p">:</span>
<span class="n">kwargs</span><span class="p">[</span><span class="n">parameter_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">parameter_location</span> <span class="ow">or</span> <span class="n">variables_location</span>
<span class="k">if</span> <span class="n">variables_location</span><span class="p">:</span>
<span class="n">copy_variables</span> <span class="o">=</span> <span class="n">deepcopy</span><span class="p">(</span><span class="n">kwargs</span><span class="p">[</span><span class="s2">&quot;variables&quot;</span><span class="p">])</span>
<span class="k">del</span> <span class="n">copy_variables</span><span class="p">[</span><span class="n">variable_key_name</span><span class="p">]</span>
<span class="n">kwargs</span><span class="p">[</span><span class="s2">&quot;variables&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">copy_variables</span>
<span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
<span class="k">return</span> <span class="n">cast</span><span class="p">(</span><span class="n">T</span><span class="p">,</span> <span class="n">inner_wrapper</span><span class="p">)</span>
<span class="k">return</span> <span class="n">_wrapper</span></div>
<div class="viewcode-block" id="_fallback_to_location_from_variables"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._fallback_to_location_from_variables">[docs]</a><span class="n">_fallback_to_location_from_variables</span> <span class="o">=</span> <span class="n">_fallback_variable_parameter</span><span class="p">(</span><span class="s2">&quot;location&quot;</span><span class="p">,</span> <span class="s2">&quot;region&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="_fallback_to_project_id_from_variables"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._fallback_to_project_id_from_variables">[docs]</a><span class="n">_fallback_to_project_id_from_variables</span> <span class="o">=</span> <span class="n">_fallback_variable_parameter</span><span class="p">(</span><span class="s2">&quot;project_id&quot;</span><span class="p">,</span> <span class="s2">&quot;project&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="DataflowJobStatus"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus">[docs]</a><span class="k">class</span> <span class="nc">DataflowJobStatus</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper class with Dataflow job statuses.</span>
<span class="sd"> Reference: https://cloud.google.com/dataflow/docs/reference/rest/v1b3/projects.jobs#Job.JobState</span>
<span class="sd"> &quot;&quot;&quot;</span>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_DONE"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_DONE">[docs]</a> <span class="n">JOB_STATE_DONE</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_DONE&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_UNKNOWN"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_UNKNOWN">[docs]</a> <span class="n">JOB_STATE_UNKNOWN</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_UNKNOWN&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_STOPPED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_STOPPED">[docs]</a> <span class="n">JOB_STATE_STOPPED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_STOPPED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_RUNNING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_RUNNING">[docs]</a> <span class="n">JOB_STATE_RUNNING</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_RUNNING&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_FAILED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_FAILED">[docs]</a> <span class="n">JOB_STATE_FAILED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_FAILED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_CANCELLED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_CANCELLED">[docs]</a> <span class="n">JOB_STATE_CANCELLED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_CANCELLED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_UPDATED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_UPDATED">[docs]</a> <span class="n">JOB_STATE_UPDATED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_UPDATED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_DRAINING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_DRAINING">[docs]</a> <span class="n">JOB_STATE_DRAINING</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_DRAINING&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_DRAINED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_DRAINED">[docs]</a> <span class="n">JOB_STATE_DRAINED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_DRAINED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_PENDING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_PENDING">[docs]</a> <span class="n">JOB_STATE_PENDING</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_PENDING&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_CANCELLING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_CANCELLING">[docs]</a> <span class="n">JOB_STATE_CANCELLING</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_CANCELLING&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.JOB_STATE_QUEUED"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.JOB_STATE_QUEUED">[docs]</a> <span class="n">JOB_STATE_QUEUED</span> <span class="o">=</span> <span class="s2">&quot;JOB_STATE_QUEUED&quot;</span></div>
<div class="viewcode-block" id="DataflowJobStatus.FAILED_END_STATES"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.FAILED_END_STATES">[docs]</a> <span class="n">FAILED_END_STATES</span> <span class="o">=</span> <span class="p">{</span><span class="n">JOB_STATE_FAILED</span><span class="p">,</span> <span class="n">JOB_STATE_CANCELLED</span><span class="p">}</span></div>
<div class="viewcode-block" id="DataflowJobStatus.SUCCEEDED_END_STATES"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.SUCCEEDED_END_STATES">[docs]</a> <span class="n">SUCCEEDED_END_STATES</span> <span class="o">=</span> <span class="p">{</span><span class="n">JOB_STATE_DONE</span><span class="p">,</span> <span class="n">JOB_STATE_UPDATED</span><span class="p">,</span> <span class="n">JOB_STATE_DRAINED</span><span class="p">}</span></div>
<div class="viewcode-block" id="DataflowJobStatus.TERMINAL_STATES"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.TERMINAL_STATES">[docs]</a> <span class="n">TERMINAL_STATES</span> <span class="o">=</span> <span class="n">SUCCEEDED_END_STATES</span> <span class="o">|</span> <span class="n">FAILED_END_STATES</span></div>
<div class="viewcode-block" id="DataflowJobStatus.AWAITING_STATES"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobStatus.AWAITING_STATES">[docs]</a> <span class="n">AWAITING_STATES</span> <span class="o">=</span> <span class="p">{</span>
<span class="n">JOB_STATE_RUNNING</span><span class="p">,</span>
<span class="n">JOB_STATE_PENDING</span><span class="p">,</span>
<span class="n">JOB_STATE_QUEUED</span><span class="p">,</span>
<span class="n">JOB_STATE_CANCELLING</span><span class="p">,</span>
<span class="n">JOB_STATE_DRAINING</span><span class="p">,</span>
<span class="n">JOB_STATE_STOPPED</span><span class="p">,</span></div></div>
<span class="p">}</span>
<div class="viewcode-block" id="DataflowJobType"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobType">[docs]</a><span class="k">class</span> <span class="nc">DataflowJobType</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Helper class with Dataflow job types.&quot;&quot;&quot;</span>
<div class="viewcode-block" id="DataflowJobType.JOB_TYPE_UNKNOWN"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobType.JOB_TYPE_UNKNOWN">[docs]</a> <span class="n">JOB_TYPE_UNKNOWN</span> <span class="o">=</span> <span class="s2">&quot;JOB_TYPE_UNKNOWN&quot;</span></div>
<div class="viewcode-block" id="DataflowJobType.JOB_TYPE_BATCH"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobType.JOB_TYPE_BATCH">[docs]</a> <span class="n">JOB_TYPE_BATCH</span> <span class="o">=</span> <span class="s2">&quot;JOB_TYPE_BATCH&quot;</span></div>
<div class="viewcode-block" id="DataflowJobType.JOB_TYPE_STREAMING"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowJobType.JOB_TYPE_STREAMING">[docs]</a> <span class="n">JOB_TYPE_STREAMING</span> <span class="o">=</span> <span class="s2">&quot;JOB_TYPE_STREAMING&quot;</span></div></div>
<div class="viewcode-block" id="_DataflowJobsController"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController">[docs]</a><span class="k">class</span> <span class="nc">_DataflowJobsController</span><span class="p">(</span><span class="n">LoggingMixin</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Interface for communication with Google API.</span>
<span class="sd"> It&#39;s not use Apache Beam, but only Google Dataflow API.</span>
<span class="sd"> :param dataflow: Discovery resource</span>
<span class="sd"> :param project_number: The Google Cloud Project ID.</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :param poll_sleep: The status refresh rate for pending operations.</span>
<span class="sd"> :param name: The Job ID prefix used when the multiple_jobs option is passed is set to True.</span>
<span class="sd"> :param job_id: ID of a single job.</span>
<span class="sd"> :param num_retries: Maximum number of retries in case of connection problems.</span>
<span class="sd"> :param multiple_jobs: If set to true this task will be searched by name prefix (``name`` parameter),</span>
<span class="sd"> not by specific job ID, then actions will be performed on all matching jobs.</span>
<span class="sd"> :param drain_pipeline: Optional, set to True if want to stop streaming job by draining it</span>
<span class="sd"> instead of canceling.</span>
<span class="sd"> :param cancel_timeout: wait time in seconds for successful job canceling</span>
<span class="sd"> :param wait_until_finished: If True, wait for the end of pipeline execution before exiting. If False,</span>
<span class="sd"> it only submits job and check once is job not in terminal state.</span>
<span class="sd"> The default behavior depends on the type of pipeline:</span>
<span class="sd"> * for the streaming pipeline, wait for jobs to start,</span>
<span class="sd"> * for the batch pipeline, wait for the jobs to complete.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span> <span class="c1"># pylint: disable=too-many-arguments</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">dataflow</span><span class="p">:</span> <span class="n">Any</span><span class="p">,</span>
<span class="n">project_number</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">10</span><span class="p">,</span>
<span class="n">name</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">job_id</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">num_retries</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">0</span><span class="p">,</span>
<span class="n">multiple_jobs</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">drain_pipeline</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">cancel_timeout</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="mi">5</span> <span class="o">*</span> <span class="mi">60</span><span class="p">,</span>
<span class="n">wait_until_finished</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">bool</span><span class="p">]</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">_dataflow</span> <span class="o">=</span> <span class="n">dataflow</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span> <span class="o">=</span> <span class="n">project_number</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_job_name</span> <span class="o">=</span> <span class="n">name</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span> <span class="o">=</span> <span class="n">location</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_multiple_jobs</span> <span class="o">=</span> <span class="n">multiple_jobs</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_job_id</span> <span class="o">=</span> <span class="n">job_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_num_retries</span> <span class="o">=</span> <span class="n">num_retries</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_poll_sleep</span> <span class="o">=</span> <span class="n">poll_sleep</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cancel_timeout</span> <span class="o">=</span> <span class="n">cancel_timeout</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span> <span class="o">=</span> <span class="n">drain_pipeline</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_until_finished</span> <span class="o">=</span> <span class="n">wait_until_finished</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
<div class="viewcode-block" id="_DataflowJobsController.is_job_running"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.is_job_running">[docs]</a> <span class="k">def</span> <span class="nf">is_job_running</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to check if jos is still running in dataflow</span>
<span class="sd"> :return: True if job is running.</span>
<span class="sd"> :rtype: bool</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refresh_jobs</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">_jobs</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">False</span>
<span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span><span class="p">:</span>
<span class="k">if</span> <span class="n">job</span><span class="p">[</span><span class="s2">&quot;currentState&quot;</span><span class="p">]</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">TERMINAL_STATES</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">return</span> <span class="kc">False</span></div>
<span class="c1"># pylint: disable=too-many-nested-blocks</span>
<div class="viewcode-block" id="_DataflowJobsController._get_current_jobs"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._get_current_jobs">[docs]</a> <span class="k">def</span> <span class="nf">_get_current_jobs</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to get list of jobs that start with job name or id</span>
<span class="sd"> :return: list of jobs including id&#39;s</span>
<span class="sd"> :rtype: list</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">_multiple_jobs</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_job_id</span><span class="p">:</span>
<span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_job_by_id</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_id</span><span class="p">)]</span>
<span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">_job_name</span><span class="p">:</span>
<span class="n">jobs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fetch_jobs_by_prefix_name</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_name</span><span class="o">.</span><span class="n">lower</span><span class="p">())</span>
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">jobs</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_job_id</span> <span class="o">=</span> <span class="n">jobs</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="s2">&quot;id&quot;</span><span class="p">]</span>
<span class="k">return</span> <span class="n">jobs</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Missing both dataflow job ID and name.&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="_DataflowJobsController.fetch_job_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.fetch_job_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_by_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job_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"> Helper method to fetch the job with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :return: the Job</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">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">get</span><span class="p">(</span>
<span class="n">projectId</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span><span class="p">,</span>
<span class="n">jobId</span><span class="o">=</span><span class="n">job_id</span><span class="p">,</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>
<div class="viewcode-block" id="_DataflowJobsController.fetch_job_metrics_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.fetch_job_metrics_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_metrics_by_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job_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"> Helper method to fetch the job metrics with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :return: the JobMetrics. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/JobMetrics</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">result</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">getMetrics</span><span class="p">(</span><span class="n">projectId</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span><span class="p">,</span> <span class="n">location</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span><span class="p">,</span> <span class="n">jobId</span><span class="o">=</span><span class="n">job_id</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="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;fetch_job_metrics_by_id </span><span class="si">%s</span><span class="s2">:</span><span class="se">\n</span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">job_id</span><span class="p">,</span> <span class="n">result</span><span class="p">)</span>
<span class="k">return</span> <span class="n">result</span></div>
<div class="viewcode-block" id="_DataflowJobsController._fetch_list_job_messages_responses"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._fetch_list_job_messages_responses">[docs]</a> <span class="k">def</span> <span class="nf">_fetch_list_job_messages_responses</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Generator</span><span class="p">[</span><span class="nb">dict</span><span class="p">,</span> <span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to fetch ListJobMessagesResponse with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :return: yields the ListJobMessagesResponse. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/ListJobMessagesResponse</span>
<span class="sd"> :rtype: Generator[dict, None, None]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">messages</span><span class="p">()</span>
<span class="o">.</span><span class="n">list</span><span class="p">(</span><span class="n">projectId</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span><span class="p">,</span> <span class="n">location</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span><span class="p">,</span> <span class="n">jobId</span><span class="o">=</span><span class="n">job_id</span><span class="p">)</span>
<span class="p">)</span>
<span class="k">while</span> <span class="n">request</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">request</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="k">yield</span> <span class="n">response</span>
<span class="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">messages</span><span class="p">()</span>
<span class="o">.</span><span class="n">list_next</span><span class="p">(</span><span class="n">previous_request</span><span class="o">=</span><span class="n">request</span><span class="p">,</span> <span class="n">previous_response</span><span class="o">=</span><span class="n">response</span><span class="p">)</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="_DataflowJobsController.fetch_job_messages_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.fetch_job_messages_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_messages_by_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to fetch the job messages with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :return: the list of JobMessages. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/ListJobMessagesResponse#JobMessage</span>
<span class="sd"> :rtype: List[dict]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">messages</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">response</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fetch_list_job_messages_responses</span><span class="p">(</span><span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">):</span>
<span class="n">messages</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">response</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;jobMessages&quot;</span><span class="p">,</span> <span class="p">[]))</span>
<span class="k">return</span> <span class="n">messages</span></div>
<div class="viewcode-block" id="_DataflowJobsController.fetch_job_autoscaling_events_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.fetch_job_autoscaling_events_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_autoscaling_events_by_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to fetch the job autoscaling events with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :return: the list of AutoscalingEvents. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/ListJobMessagesResponse#autoscalingevent</span>
<span class="sd"> :rtype: List[dict]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">autoscaling_events</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">response</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fetch_list_job_messages_responses</span><span class="p">(</span><span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">):</span>
<span class="n">autoscaling_events</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">response</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;autoscalingEvents&quot;</span><span class="p">,</span> <span class="p">[]))</span>
<span class="k">return</span> <span class="n">autoscaling_events</span></div>
<div class="viewcode-block" id="_DataflowJobsController._fetch_all_jobs"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._fetch_all_jobs">[docs]</a> <span class="k">def</span> <span class="nf">_fetch_all_jobs</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">list</span><span class="p">(</span><span class="n">projectId</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span><span class="p">,</span> <span class="n">location</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">jobs</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">while</span> <span class="n">request</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">request</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="n">jobs</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">response</span><span class="p">[</span><span class="s2">&quot;jobs&quot;</span><span class="p">])</span>
<span class="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">list_next</span><span class="p">(</span><span class="n">previous_request</span><span class="o">=</span><span class="n">request</span><span class="p">,</span> <span class="n">previous_response</span><span class="o">=</span><span class="n">response</span><span class="p">)</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs</span></div>
<div class="viewcode-block" id="_DataflowJobsController._fetch_jobs_by_prefix_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._fetch_jobs_by_prefix_name">[docs]</a> <span class="k">def</span> <span class="nf">_fetch_jobs_by_prefix_name</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">prefix_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="n">jobs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_fetch_all_jobs</span><span class="p">()</span>
<span class="n">jobs</span> <span class="o">=</span> <span class="p">[</span><span class="n">job</span> <span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="n">jobs</span> <span class="k">if</span> <span class="n">job</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="n">prefix_name</span><span class="p">)]</span>
<span class="k">return</span> <span class="n">jobs</span></div>
<div class="viewcode-block" id="_DataflowJobsController._refresh_jobs"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._refresh_jobs">[docs]</a> <span class="k">def</span> <span class="nf">_refresh_jobs</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"> Helper method to get all jobs by name</span>
<span class="sd"> :return: jobs</span>
<span class="sd"> :rtype: list</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_current_jobs</span><span class="p">()</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span><span class="p">:</span>
<span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</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;Google Cloud DataFlow job </span><span class="si">%s</span><span class="s2"> is state: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="n">job</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">],</span>
<span class="n">job</span><span class="p">[</span><span class="s2">&quot;currentState&quot;</span><span class="p">],</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;Google Cloud DataFlow job not available yet..&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="_DataflowJobsController._check_dataflow_job_state"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._check_dataflow_job_state">[docs]</a> <span class="k">def</span> <span class="nf">_check_dataflow_job_state</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">job</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to check the state of one job in dataflow for this task</span>
<span class="sd"> if job failed raise exception</span>
<span class="sd"> :return: True if job is done.</span>
<span class="sd"> :rtype: bool</span>
<span class="sd"> :raise: Exception</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">_wait_until_finished</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">wait_for_running</span> <span class="o">=</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;type&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobType</span><span class="o">.</span><span class="n">JOB_TYPE_STREAMING</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">wait_for_running</span> <span class="o">=</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_wait_until_finished</span>
<span class="k">if</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_DONE</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_FAILED</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Google Cloud Dataflow job </span><span class="si">{}</span><span class="s2"> has failed.&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;name&#39;</span><span class="p">]))</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_CANCELLED</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Google Cloud Dataflow job </span><span class="si">{}</span><span class="s2"> was cancelled.&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;name&#39;</span><span class="p">]))</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_DRAINED</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Google Cloud Dataflow job </span><span class="si">{}</span><span class="s2"> was drained.&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;name&#39;</span><span class="p">]))</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_UPDATED</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Google Cloud Dataflow job </span><span class="si">{}</span><span class="s2"> was updated.&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;name&#39;</span><span class="p">]))</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_RUNNING</span> <span class="ow">and</span> <span class="n">wait_for_running</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="ow">in</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">AWAITING_STATES</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_wait_until_finished</span> <span class="ow">is</span> <span class="kc">False</span>
<span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;Current job: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="nb">str</span><span class="p">(</span><span class="n">job</span><span class="p">))</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span>
<span class="s2">&quot;Google Cloud Dataflow job </span><span class="si">{}</span><span class="s2"> was unknown state: </span><span class="si">{}</span><span class="s2">&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">job</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">],</span> <span class="n">job</span><span class="p">[</span><span class="s2">&quot;currentState&quot;</span><span class="p">])</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="_DataflowJobsController.wait_for_done"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.wait_for_done">[docs]</a> <span class="k">def</span> <span class="nf">wait_for_done</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;Helper method to wait for result of submitted job.&quot;&quot;&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;Start waiting for done.&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refresh_jobs</span><span class="p">()</span>
<span class="k">while</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">all</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_check_dataflow_job_state</span><span class="p">(</span><span class="n">job</span><span class="p">)</span> <span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</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;Waiting for done. Sleep </span><span class="si">%s</span><span class="s2"> s&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_poll_sleep</span><span class="p">)</span>
<span class="n">time</span><span class="o">.</span><span class="n">sleep</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_poll_sleep</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refresh_jobs</span><span class="p">()</span></div>
<div class="viewcode-block" id="_DataflowJobsController.get_jobs"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.get_jobs">[docs]</a> <span class="k">def</span> <span class="nf">get_jobs</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">refresh</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Returns Dataflow jobs.</span>
<span class="sd"> :param refresh: Forces the latest data to be fetched.</span>
<span class="sd"> :type refresh: bool</span>
<span class="sd"> :return: list of jobs</span>
<span class="sd"> :rtype: list</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">_jobs</span> <span class="ow">or</span> <span class="n">refresh</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refresh_jobs</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">_jobs</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;Could not read _jobs&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span></div>
<div class="viewcode-block" id="_DataflowJobsController._wait_for_states"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController._wait_for_states">[docs]</a> <span class="k">def</span> <span class="nf">_wait_for_states</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expected_states</span><span class="p">:</span> <span class="n">Set</span><span class="p">[</span><span class="nb">str</span><span class="p">]):</span>
<span class="sd">&quot;&quot;&quot;Waiting for the jobs to reach a certain state.&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">_jobs</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">&quot;The _jobs should be set&quot;</span><span class="p">)</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refresh_jobs</span><span class="p">()</span>
<span class="n">job_states</span> <span class="o">=</span> <span class="p">{</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span><span class="p">}</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">job_states</span><span class="o">.</span><span class="n">difference</span><span class="p">(</span><span class="n">expected_states</span><span class="p">):</span>
<span class="k">return</span>
<span class="n">unexpected_failed_end_states</span> <span class="o">=</span> <span class="n">expected_states</span> <span class="o">-</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">FAILED_END_STATES</span>
<span class="k">if</span> <span class="n">unexpected_failed_end_states</span><span class="o">.</span><span class="n">intersection</span><span class="p">(</span><span class="n">job_states</span><span class="p">):</span>
<span class="n">unexpected_failed_jobs</span> <span class="o">=</span> <span class="p">{</span>
<span class="n">job</span> <span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_jobs</span> <span class="k">if</span> <span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span> <span class="ow">in</span> <span class="n">unexpected_failed_end_states</span>
<span class="p">}</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span>
<span class="s2">&quot;Jobs failed: &quot;</span>
<span class="o">+</span> <span class="s2">&quot;, &quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span>
<span class="sa">f</span><span class="s2">&quot;ID: </span><span class="si">{</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;id&#39;</span><span class="p">]</span><span class="si">}</span><span class="s2"> name: </span><span class="si">{</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;name&#39;</span><span class="p">]</span><span class="si">}</span><span class="s2"> state: </span><span class="si">{</span><span class="n">job</span><span class="p">[</span><span class="s1">&#39;currentState&#39;</span><span class="p">]</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="n">unexpected_failed_jobs</span>
<span class="p">)</span>
<span class="p">)</span>
<span class="n">time</span><span class="o">.</span><span class="n">sleep</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_poll_sleep</span><span class="p">)</span></div>
<div class="viewcode-block" id="_DataflowJobsController.cancel"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowJobsController.cancel">[docs]</a> <span class="k">def</span> <span class="nf">cancel</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;Cancels or drains current job&quot;&quot;&quot;</span>
<span class="n">jobs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_jobs</span><span class="p">()</span>
<span class="n">job_ids</span> <span class="o">=</span> <span class="p">[</span><span class="n">job</span><span class="p">[</span><span class="s2">&quot;id&quot;</span><span class="p">]</span> <span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="n">jobs</span> <span class="k">if</span> <span class="n">job</span><span class="p">[</span><span class="s2">&quot;currentState&quot;</span><span class="p">]</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">TERMINAL_STATES</span><span class="p">]</span>
<span class="k">if</span> <span class="n">job_ids</span><span class="p">:</span>
<span class="n">batch</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">new_batch_http_request</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;Canceling jobs: </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">job_ids</span><span class="p">))</span>
<span class="k">for</span> <span class="n">job</span> <span class="ow">in</span> <span class="n">jobs</span><span class="p">:</span>
<span class="n">requested_state</span> <span class="o">=</span> <span class="p">(</span>
<span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_DRAINED</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span> <span class="ow">and</span> <span class="n">job</span><span class="p">[</span><span class="s2">&quot;type&quot;</span><span class="p">]</span> <span class="o">==</span> <span class="n">DataflowJobType</span><span class="o">.</span><span class="n">JOB_TYPE_STREAMING</span>
<span class="k">else</span> <span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_CANCELLED</span>
<span class="p">)</span>
<span class="n">batch</span><span class="o">.</span><span class="n">add</span><span class="p">(</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_dataflow</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">jobs</span><span class="p">()</span>
<span class="o">.</span><span class="n">update</span><span class="p">(</span>
<span class="n">projectId</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_project_number</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_job_location</span><span class="p">,</span>
<span class="n">jobId</span><span class="o">=</span><span class="n">job</span><span class="p">[</span><span class="s2">&quot;id&quot;</span><span class="p">],</span>
<span class="n">body</span><span class="o">=</span><span class="p">{</span><span class="s2">&quot;requestedState&quot;</span><span class="p">:</span> <span class="n">requested_state</span><span class="p">},</span>
<span class="p">)</span>
<span class="p">)</span>
<span class="n">batch</span><span class="o">.</span><span class="n">execute</span><span class="p">()</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cancel_timeout</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_cancel_timeout</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
<span class="n">timeout_error_message</span> <span class="o">=</span> <span class="s2">&quot;Canceling jobs failed due to timeout (</span><span class="si">{}</span><span class="s2">s): </span><span class="si">{}</span><span class="s2">&quot;</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">_cancel_timeout</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">job_ids</span><span class="p">)</span>
<span class="p">)</span>
<span class="k">with</span> <span class="n">timeout</span><span class="p">(</span><span class="n">seconds</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_cancel_timeout</span><span class="p">,</span> <span class="n">error_message</span><span class="o">=</span><span class="n">timeout_error_message</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_wait_for_states</span><span class="p">({</span><span class="n">DataflowJobStatus</span><span class="o">.</span><span class="n">JOB_STATE_CANCELLED</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;No jobs to cancel&quot;</span><span class="p">)</span></div></div>
<div class="viewcode-block" id="_DataflowRunner"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowRunner">[docs]</a><span class="k">class</span> <span class="nc">_DataflowRunner</span><span class="p">(</span><span class="n">LoggingMixin</span><span class="p">):</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">cmd</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">],</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</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">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Running 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">shlex</span><span class="o">.</span><span class="n">quote</span><span class="p">(</span><span class="n">c</span><span class="p">)</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">cmd</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">on_new_job_id_callback</span> <span class="o">=</span> <span class="n">on_new_job_id_callback</span>
<span class="bp">self</span><span class="o">.</span><span class="n">job_id</span><span class="p">:</span> <span class="n">Optional</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="bp">self</span><span class="o">.</span><span class="n">_proc</span> <span class="o">=</span> <span class="n">subprocess</span><span class="o">.</span><span class="n">Popen</span><span class="p">(</span>
<span class="n">cmd</span><span class="p">,</span>
<span class="n">shell</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
<span class="n">stdout</span><span class="o">=</span><span class="n">subprocess</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">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span>
<span class="n">close_fds</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span>
<span class="p">)</span>
<div class="viewcode-block" id="_DataflowRunner._process_fd"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowRunner._process_fd">[docs]</a> <span class="k">def</span> <span class="nf">_process_fd</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fd</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Prints output to logs and lookup for job ID in each line.</span>
<span class="sd"> :param fd: File descriptor.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">fd</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">stderr</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="bp">self</span><span class="o">.</span><span class="n">_proc</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="k">if</span> <span class="ow">not</span> <span class="n">line</span><span class="p">:</span>
<span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_process_line_and_extract_job_id</span><span class="p">(</span><span class="n">line</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">warning</span><span class="p">(</span><span class="n">line</span><span class="o">.</span><span class="n">rstrip</span><span class="p">(</span><span class="s2">&quot;</span><span class="se">\n</span><span class="s2">&quot;</span><span class="p">))</span>
<span class="k">if</span> <span class="n">fd</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">stdout</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="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">stdout</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="k">if</span> <span class="ow">not</span> <span class="n">line</span><span class="p">:</span>
<span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_process_line_and_extract_job_id</span><span class="p">(</span><span class="n">line</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="o">.</span><span class="n">rstrip</span><span class="p">(</span><span class="s2">&quot;</span><span class="se">\n</span><span class="s2">&quot;</span><span class="p">))</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;No data in stderr or in stdout.&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="_DataflowRunner._process_line_and_extract_job_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowRunner._process_line_and_extract_job_id">[docs]</a> <span class="k">def</span> <span class="nf">_process_line_and_extract_job_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">line</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"> Extracts job_id.</span>
<span class="sd"> :param line: URL from which job_id has to be extracted</span>
<span class="sd"> :type line: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="c1"># Job id info: https://goo.gl/SE29y9.</span>
<span class="n">matched_job</span> <span class="o">=</span> <span class="n">JOB_ID_PATTERN</span><span class="o">.</span><span class="n">search</span><span class="p">(</span><span class="n">line</span><span class="p">)</span>
<span class="k">if</span> <span class="n">matched_job</span><span class="p">:</span>
<span class="n">job_id</span> <span class="o">=</span> <span class="n">matched_job</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="s2">&quot;job_id_java&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="n">matched_job</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="s2">&quot;job_id_python&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;Found Job ID: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">job_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">job_id</span> <span class="o">=</span> <span class="n">job_id</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">on_new_job_id_callback</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">on_new_job_id_callback</span><span class="p">(</span><span class="n">job_id</span><span class="p">)</span></div>
<div class="viewcode-block" id="_DataflowRunner.wait_for_done"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow._DataflowRunner.wait_for_done">[docs]</a> <span class="k">def</span> <span class="nf">wait_for_done</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Waits for Dataflow job to complete.</span>
<span class="sd"> :return: Job id</span>
<span class="sd"> :rtype: Optional[str]</span>
<span class="sd"> &quot;&quot;&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;Start waiting for DataFlow process to complete.&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">job_id</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">reads</span> <span class="o">=</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">stderr</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">stdout</span><span class="p">]</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="c1"># Wait for at least one available fd.</span>
<span class="n">readable_fds</span><span class="p">,</span> <span class="n">_</span><span class="p">,</span> <span class="n">_</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">reads</span><span class="p">,</span> <span class="p">[],</span> <span class="p">[],</span> <span class="mi">5</span><span class="p">)</span>
<span class="k">if</span> <span class="n">readable_fds</span> <span class="ow">is</span> <span class="kc">None</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;Waiting for DataFlow process to complete.&quot;</span><span class="p">)</span>
<span class="k">continue</span>
<span class="k">for</span> <span class="n">readable_fd</span> <span class="ow">in</span> <span class="n">readable_fds</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_process_fd</span><span class="p">(</span><span class="n">readable_fd</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">poll</span><span class="p">()</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">break</span>
<span class="c1"># Corner case: check if more output was created between the last read and the process termination</span>
<span class="k">for</span> <span class="n">readable_fd</span> <span class="ow">in</span> <span class="n">reads</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_process_fd</span><span class="p">(</span><span class="n">readable_fd</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;Process exited with return code: </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">_proc</span><span class="o">.</span><span class="n">returncode</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">returncode</span> <span class="o">!=</span> <span class="mi">0</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;DataFlow failed with return code </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">_proc</span><span class="o">.</span><span class="n">returncode</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">job_id</span></div></div>
<div class="viewcode-block" id="DataflowHook"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook">[docs]</a><span class="k">class</span> <span class="nc">DataflowHook</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 Dataflow.</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"> &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">gcp_conn_id</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s2">&quot;google_cloud_default&quot;</span><span class="p">,</span>
<span class="n">delegate_to</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">poll_sleep</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">10</span><span class="p">,</span>
<span class="n">impersonation_chain</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Union</span><span class="p">[</span><span class="nb">str</span><span class="p">,</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="p">,</span>
<span class="n">drain_pipeline</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">cancel_timeout</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="mi">5</span> <span class="o">*</span> <span class="mi">60</span><span class="p">,</span>
<span class="n">wait_until_finished</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">bool</span><span class="p">]</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="bp">self</span><span class="o">.</span><span class="n">poll_sleep</span> <span class="o">=</span> <span class="n">poll_sleep</span>
<span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span> <span class="o">=</span> <span class="n">drain_pipeline</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span> <span class="o">=</span> <span class="n">cancel_timeout</span>
<span class="bp">self</span><span class="o">.</span><span class="n">wait_until_finished</span> <span class="o">=</span> <span class="n">wait_until_finished</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>
<div class="viewcode-block" id="DataflowHook.get_conn"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.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">build</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;Returns a Google Cloud Dataflow service object.&quot;&quot;&quot;</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="k">return</span> <span class="n">build</span><span class="p">(</span><span class="s2">&quot;dataflow&quot;</span><span class="p">,</span> <span class="s2">&quot;v1b3&quot;</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></div>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">provide_gcp_credential_file</span>
<div class="viewcode-block" id="DataflowHook._start_dataflow"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook._start_dataflow">[docs]</a> <span class="k">def</span> <span class="nf">_start_dataflow</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">variables</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">command_prefix</span><span class="p">:</span> <span class="n">List</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="n">multiple_jobs</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</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="n">cmd</span> <span class="o">=</span> <span class="n">command_prefix</span> <span class="o">+</span> <span class="p">[</span>
<span class="s2">&quot;--runner=DataflowRunner&quot;</span><span class="p">,</span>
<span class="sa">f</span><span class="s2">&quot;--project=</span><span class="si">{</span><span class="n">project_id</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="p">]</span>
<span class="k">if</span> <span class="n">variables</span><span class="p">:</span>
<span class="n">cmd</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">_options_to_args</span><span class="p">(</span><span class="n">variables</span><span class="p">))</span>
<span class="n">runner</span> <span class="o">=</span> <span class="n">_DataflowRunner</span><span class="p">(</span><span class="n">cmd</span><span class="o">=</span><span class="n">cmd</span><span class="p">,</span> <span class="n">on_new_job_id_callback</span><span class="o">=</span><span class="n">on_new_job_id_callback</span><span class="p">)</span>
<span class="n">job_id</span> <span class="o">=</span> <span class="n">runner</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span>
<span class="n">job_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</span><span class="p">,</span>
<span class="n">job_id</span><span class="o">=</span><span class="n">job_id</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="n">multiple_jobs</span><span class="o">=</span><span class="n">multiple_jobs</span><span class="p">,</span>
<span class="n">drain_pipeline</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span><span class="p">,</span>
<span class="n">cancel_timeout</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span><span class="p">,</span>
<span class="n">wait_until_finished</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">wait_until_finished</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">job_controller</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span></div>
<span class="nd">@_fallback_to_location_from_variables</span>
<span class="nd">@_fallback_to_project_id_from_variables</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="DataflowHook.start_java_dataflow"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.start_java_dataflow">[docs]</a> <span class="k">def</span> <span class="nf">start_java_dataflow</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">variables</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">jar</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="n">job_class</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">append_job_name</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
<span class="n">multiple_jobs</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</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"> Starts Dataflow java job.</span>
<span class="sd"> :param job_name: The name of the job.</span>
<span class="sd"> :type job_name: str</span>
<span class="sd"> :param variables: Variables passed to the job.</span>
<span class="sd"> :type variables: dict</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :param jar: Name of the jar for the job</span>
<span class="sd"> :type job_class: str</span>
<span class="sd"> :param job_class: Name of the java class for the job.</span>
<span class="sd"> :type job_class: str</span>
<span class="sd"> :param append_job_name: True if unique suffix has to be appended to job name.</span>
<span class="sd"> :type append_job_name: bool</span>
<span class="sd"> :param multiple_jobs: True if to check for multiple job in dataflow</span>
<span class="sd"> :type multiple_jobs: bool</span>
<span class="sd"> :param on_new_job_id_callback: Callback called when the job ID is known.</span>
<span class="sd"> :type on_new_job_id_callback: callable</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">name</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_build_dataflow_job_name</span><span class="p">(</span><span class="n">job_name</span><span class="p">,</span> <span class="n">append_job_name</span><span class="p">)</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;jobName&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">name</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;region&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">location</span>
<span class="k">if</span> <span class="s2">&quot;labels&quot;</span> <span class="ow">in</span> <span class="n">variables</span><span class="p">:</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;labels&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">variables</span><span class="p">[</span><span class="s2">&quot;labels&quot;</span><span class="p">],</span> <span class="n">separators</span><span class="o">=</span><span class="p">(</span><span class="s2">&quot;,&quot;</span><span class="p">,</span> <span class="s2">&quot;:&quot;</span><span class="p">))</span>
<span class="n">command_prefix</span> <span class="o">=</span> <span class="p">[</span><span class="s2">&quot;java&quot;</span><span class="p">,</span> <span class="s2">&quot;-cp&quot;</span><span class="p">,</span> <span class="n">jar</span><span class="p">,</span> <span class="n">job_class</span><span class="p">]</span> <span class="k">if</span> <span class="n">job_class</span> <span class="k">else</span> <span class="p">[</span><span class="s2">&quot;java&quot;</span><span class="p">,</span> <span class="s2">&quot;-jar&quot;</span><span class="p">,</span> <span class="n">jar</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_start_dataflow</span><span class="p">(</span>
<span class="n">variables</span><span class="o">=</span><span class="n">variables</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">command_prefix</span><span class="o">=</span><span class="n">command_prefix</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">multiple_jobs</span><span class="o">=</span><span class="n">multiple_jobs</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="o">=</span><span class="n">on_new_job_id_callback</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span></div>
<span class="p">)</span>
<span class="nd">@_fallback_to_location_from_variables</span>
<span class="nd">@_fallback_to_project_id_from_variables</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="DataflowHook.start_template_dataflow"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.start_template_dataflow">[docs]</a> <span class="k">def</span> <span class="nf">start_template_dataflow</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">variables</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">parameters</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">dataflow_template</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="n">append_job_name</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="n">environment</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">dict</span><span class="p">]</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="nb">dict</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Starts Dataflow template job.</span>
<span class="sd"> :param job_name: The name of the job.</span>
<span class="sd"> :type job_name: str</span>
<span class="sd"> :param variables: Map of job runtime environment options.</span>
<span class="sd"> It will update environment argument if passed.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> For more information on possible configurations, look at the API documentation</span>
<span class="sd"> `https://cloud.google.com/dataflow/pipelines/specifying-exec-params</span>
<span class="sd"> &lt;https://cloud.google.com/dataflow/docs/reference/rest/v1b3/RuntimeEnvironment&gt;`__</span>
<span class="sd"> :type variables: dict</span>
<span class="sd"> :param parameters: Parameters fot the template</span>
<span class="sd"> :type parameters: dict</span>
<span class="sd"> :param dataflow_template: GCS path to the template.</span>
<span class="sd"> :type dataflow_template: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :param append_job_name: True if unique suffix has to be appended to job name.</span>
<span class="sd"> :type append_job_name: bool</span>
<span class="sd"> :param on_new_job_id_callback: Callback called when the job ID is known.</span>
<span class="sd"> :type on_new_job_id_callback: callable</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :type environment: Optional, Map of job runtime environment options.</span>
<span class="sd"> .. seealso::</span>
<span class="sd"> For more information on possible configurations, look at the API documentation</span>
<span class="sd"> `https://cloud.google.com/dataflow/pipelines/specifying-exec-params</span>
<span class="sd"> &lt;https://cloud.google.com/dataflow/docs/reference/rest/v1b3/RuntimeEnvironment&gt;`__</span>
<span class="sd"> :type environment: Optional[dict]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">name</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_build_dataflow_job_name</span><span class="p">(</span><span class="n">job_name</span><span class="p">,</span> <span class="n">append_job_name</span><span class="p">)</span>
<span class="n">environment</span> <span class="o">=</span> <span class="n">environment</span> <span class="ow">or</span> <span class="p">{}</span>
<span class="c1"># available keys for runtime environment are listed here:</span>
<span class="c1"># https://cloud.google.com/dataflow/docs/reference/rest/v1b3/RuntimeEnvironment</span>
<span class="n">environment_keys</span> <span class="o">=</span> <span class="p">[</span>
<span class="s2">&quot;numWorkers&quot;</span><span class="p">,</span>
<span class="s2">&quot;maxWorkers&quot;</span><span class="p">,</span>
<span class="s2">&quot;zone&quot;</span><span class="p">,</span>
<span class="s2">&quot;serviceAccountEmail&quot;</span><span class="p">,</span>
<span class="s2">&quot;tempLocation&quot;</span><span class="p">,</span>
<span class="s2">&quot;bypassTempDirValidation&quot;</span><span class="p">,</span>
<span class="s2">&quot;machineType&quot;</span><span class="p">,</span>
<span class="s2">&quot;additionalExperiments&quot;</span><span class="p">,</span>
<span class="s2">&quot;network&quot;</span><span class="p">,</span>
<span class="s2">&quot;subnetwork&quot;</span><span class="p">,</span>
<span class="s2">&quot;additionalUserLabels&quot;</span><span class="p">,</span>
<span class="s2">&quot;kmsKeyName&quot;</span><span class="p">,</span>
<span class="s2">&quot;ipConfiguration&quot;</span><span class="p">,</span>
<span class="s2">&quot;workerRegion&quot;</span><span class="p">,</span>
<span class="s2">&quot;workerZone&quot;</span><span class="p">,</span>
<span class="p">]</span>
<span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">variables</span><span class="p">:</span>
<span class="k">if</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">environment_keys</span><span class="p">:</span>
<span class="k">if</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">environment</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">warning</span><span class="p">(</span>
<span class="s2">&quot;&#39;</span><span class="si">%s</span><span class="s2">&#39; parameter in &#39;variables&#39; will override of &quot;</span>
<span class="s2">&quot;the same one passed in &#39;environment&#39;!&quot;</span><span class="p">,</span>
<span class="n">key</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">environment</span><span class="o">.</span><span class="n">update</span><span class="p">({</span><span class="n">key</span><span class="p">:</span> <span class="n">variables</span><span class="p">[</span><span class="n">key</span><span class="p">]})</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="c1"># pylint: disable=no-member</span>
<span class="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="n">service</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">templates</span><span class="p">()</span>
<span class="o">.</span><span class="n">launch</span><span class="p">(</span>
<span class="n">projectId</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">gcsPath</span><span class="o">=</span><span class="n">dataflow_template</span><span class="p">,</span>
<span class="n">body</span><span class="o">=</span><span class="p">{</span>
<span class="s2">&quot;jobName&quot;</span><span class="p">:</span> <span class="n">name</span><span class="p">,</span>
<span class="s2">&quot;parameters&quot;</span><span class="p">:</span> <span class="n">parameters</span><span class="p">,</span>
<span class="s2">&quot;environment&quot;</span><span class="p">:</span> <span class="n">environment</span><span class="p">,</span>
<span class="p">},</span>
<span class="p">)</span>
<span class="p">)</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">request</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="n">job_id</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;job&quot;</span><span class="p">][</span><span class="s2">&quot;id&quot;</span><span class="p">]</span>
<span class="k">if</span> <span class="n">on_new_job_id_callback</span><span class="p">:</span>
<span class="n">on_new_job_id_callback</span><span class="p">(</span><span class="n">job_id</span><span class="p">)</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</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="n">drain_pipeline</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span><span class="p">,</span>
<span class="n">cancel_timeout</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">jobs_controller</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span>
<span class="k">return</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;job&quot;</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="DataflowHook.start_flex_template"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.start_flex_template">[docs]</a> <span class="k">def</span> <span class="nf">start_flex_template</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">location</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="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Starts flex templates with the Dataflow pipeline.</span>
<span class="sd"> :param body: The request body. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/projects.locations.flexTemplates/launch#request-body</span>
<span class="sd"> :param location: The location of the Dataflow job (for example europe-west1)</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :param project_id: The ID of the GCP project that owns the job.</span>
<span class="sd"> If set to ``None`` or missing, the default project_id from the GCP connection is used.</span>
<span class="sd"> :type project_id: Optional[str]</span>
<span class="sd"> :param on_new_job_id_callback: A callback that is called when a Job ID is detected.</span>
<span class="sd"> :return: the Job</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="n">request</span> <span class="o">=</span> <span class="p">(</span>
<span class="n">service</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span> <span class="c1"># pylint: disable=no-member</span>
<span class="o">.</span><span class="n">locations</span><span class="p">()</span>
<span class="o">.</span><span class="n">flexTemplates</span><span class="p">()</span>
<span class="o">.</span><span class="n">launch</span><span class="p">(</span><span class="n">projectId</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="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">response</span> <span class="o">=</span> <span class="n">request</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="n">job_id</span> <span class="o">=</span> <span class="n">response</span><span class="p">[</span><span class="s2">&quot;job&quot;</span><span class="p">][</span><span class="s2">&quot;id&quot;</span><span class="p">]</span>
<span class="k">if</span> <span class="n">on_new_job_id_callback</span><span class="p">:</span>
<span class="n">on_new_job_id_callback</span><span class="p">(</span><span class="n">job_id</span><span class="p">)</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</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="n">cancel_timeout</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">jobs_controller</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">get_jobs</span><span class="p">(</span><span class="n">refresh</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span></div>
<span class="nd">@_fallback_to_location_from_variables</span>
<span class="nd">@_fallback_to_project_id_from_variables</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="DataflowHook.start_python_dataflow"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.start_python_dataflow">[docs]</a> <span class="k">def</span> <span class="nf">start_python_dataflow</span><span class="p">(</span> <span class="c1"># pylint: disable=too-many-arguments</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">variables</span><span class="p">:</span> <span class="nb">dict</span><span class="p">,</span>
<span class="n">dataflow</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">py_options</span><span class="p">:</span> <span class="n">List</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="n">py_interpreter</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s2">&quot;python3&quot;</span><span class="p">,</span>
<span class="n">py_requirements</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">List</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="p">,</span>
<span class="n">py_system_site_packages</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
<span class="n">append_job_name</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Starts Dataflow job.</span>
<span class="sd"> :param job_name: The name of the job.</span>
<span class="sd"> :type job_name: str</span>
<span class="sd"> :param variables: Variables passed to the job.</span>
<span class="sd"> :type variables: Dict</span>
<span class="sd"> :param dataflow: Name of the Dataflow process.</span>
<span class="sd"> :type dataflow: str</span>
<span class="sd"> :param py_options: Additional options.</span>
<span class="sd"> :type py_options: List[str]</span>
<span class="sd"> :param project_id: The ID of the GCP project that owns the job.</span>
<span class="sd"> If set to ``None`` or missing, the default project_id from the GCP connection is used.</span>
<span class="sd"> :type project_id: Optional[str]</span>
<span class="sd"> :param py_interpreter: Python version of the beam pipeline.</span>
<span class="sd"> If None, this defaults to the python3.</span>
<span class="sd"> To track python versions supported by beam and related</span>
<span class="sd"> issues check: https://issues.apache.org/jira/browse/BEAM-1251</span>
<span class="sd"> :param py_requirements: Additional python package(s) to install.</span>
<span class="sd"> If a value is passed to this parameter, a new virtual environment has been created with</span>
<span class="sd"> additional packages installed.</span>
<span class="sd"> You could also install the apache-beam package if it is not installed on your system or you want</span>
<span class="sd"> to use a different version.</span>
<span class="sd"> :type py_requirements: List[str]</span>
<span class="sd"> :param py_system_site_packages: Whether to include system_site_packages in your virtualenv.</span>
<span class="sd"> See virtualenv documentation for more information.</span>
<span class="sd"> This option is only relevant if the ``py_requirements`` parameter is not None.</span>
<span class="sd"> :type py_interpreter: str</span>
<span class="sd"> :param append_job_name: True if unique suffix has to be appended to job name.</span>
<span class="sd"> :type append_job_name: bool</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :param on_new_job_id_callback: Callback called when the job ID is known.</span>
<span class="sd"> :type on_new_job_id_callback: callable</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">name</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_build_dataflow_job_name</span><span class="p">(</span><span class="n">job_name</span><span class="p">,</span> <span class="n">append_job_name</span><span class="p">)</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;job_name&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">name</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;region&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">location</span>
<span class="k">if</span> <span class="s2">&quot;labels&quot;</span> <span class="ow">in</span> <span class="n">variables</span><span class="p">:</span>
<span class="n">variables</span><span class="p">[</span><span class="s2">&quot;labels&quot;</span><span class="p">]</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="n">key</span><span class="si">}</span><span class="s2">=</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">variables</span><span class="p">[</span><span class="s2">&quot;labels&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">items</span><span class="p">()]</span>
<span class="k">if</span> <span class="n">py_requirements</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">py_requirements</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">py_system_site_packages</span><span class="p">:</span>
<span class="n">warning_invalid_environment</span> <span class="o">=</span> <span class="n">textwrap</span><span class="o">.</span><span class="n">dedent</span><span class="p">(</span>
<span class="sd">&quot;&quot;&quot;\</span>
<span class="sd"> Invalid method invocation. You have disabled inclusion of system packages and empty list</span>
<span class="sd"> required for installation, so it is not possible to create a valid virtual environment.</span>
<span class="sd"> In the virtual environment, apache-beam package must be installed for your job to be \</span>
<span class="sd"> executed. To fix this problem:</span>
<span class="sd"> * install apache-beam on the system, then set parameter py_system_site_packages to True,</span>
<span class="sd"> * add apache-beam to the list of required packages in parameter py_requirements.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="p">)</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="n">warning_invalid_environment</span><span class="p">)</span>
<span class="k">with</span> <span class="n">TemporaryDirectory</span><span class="p">(</span><span class="n">prefix</span><span class="o">=</span><span class="s2">&quot;dataflow-venv&quot;</span><span class="p">)</span> <span class="k">as</span> <span class="n">tmp_dir</span><span class="p">:</span>
<span class="n">py_interpreter</span> <span class="o">=</span> <span class="n">prepare_virtualenv</span><span class="p">(</span>
<span class="n">venv_directory</span><span class="o">=</span><span class="n">tmp_dir</span><span class="p">,</span>
<span class="n">python_bin</span><span class="o">=</span><span class="n">py_interpreter</span><span class="p">,</span>
<span class="n">system_site_packages</span><span class="o">=</span><span class="n">py_system_site_packages</span><span class="p">,</span>
<span class="n">requirements</span><span class="o">=</span><span class="n">py_requirements</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">command_prefix</span> <span class="o">=</span> <span class="p">[</span><span class="n">py_interpreter</span><span class="p">]</span> <span class="o">+</span> <span class="n">py_options</span> <span class="o">+</span> <span class="p">[</span><span class="n">dataflow</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_start_dataflow</span><span class="p">(</span>
<span class="n">variables</span><span class="o">=</span><span class="n">variables</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">command_prefix</span><span class="o">=</span><span class="n">command_prefix</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">on_new_job_id_callback</span><span class="o">=</span><span class="n">on_new_job_id_callback</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">command_prefix</span> <span class="o">=</span> <span class="p">[</span><span class="n">py_interpreter</span><span class="p">]</span> <span class="o">+</span> <span class="n">py_options</span> <span class="o">+</span> <span class="p">[</span><span class="n">dataflow</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_start_dataflow</span><span class="p">(</span>
<span class="n">variables</span><span class="o">=</span><span class="n">variables</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">command_prefix</span><span class="o">=</span><span class="n">command_prefix</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">on_new_job_id_callback</span><span class="o">=</span><span class="n">on_new_job_id_callback</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span></div>
<span class="p">)</span>
<span class="nd">@staticmethod</span>
<div class="viewcode-block" id="DataflowHook._build_dataflow_job_name"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook._build_dataflow_job_name">[docs]</a> <span class="k">def</span> <span class="nf">_build_dataflow_job_name</span><span class="p">(</span><span class="n">job_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">append_job_name</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="n">base_job_name</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">job_name</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;_&quot;</span><span class="p">,</span> <span class="s2">&quot;-&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="sa">r</span><span class="s2">&quot;^[a-z]([-a-z0-9]*[a-z0-9])?$&quot;</span><span class="p">,</span> <span class="n">base_job_name</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
<span class="s2">&quot;Invalid job_name (</span><span class="si">{}</span><span class="s2">); the name must consist of&quot;</span>
<span class="s2">&quot;only the characters [-a-z0-9], starting with a &quot;</span>
<span class="s2">&quot;letter and ending with a letter or number &quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">base_job_name</span><span class="p">)</span>
<span class="p">)</span>
<span class="k">if</span> <span class="n">append_job_name</span><span class="p">:</span>
<span class="n">safe_job_name</span> <span class="o">=</span> <span class="n">base_job_name</span> <span class="o">+</span> <span class="s2">&quot;-&quot;</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">uuid4</span><span class="p">())[:</span><span class="mi">8</span><span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">safe_job_name</span> <span class="o">=</span> <span class="n">base_job_name</span>
<span class="k">return</span> <span class="n">safe_job_name</span></div>
<span class="nd">@staticmethod</span>
<div class="viewcode-block" id="DataflowHook._options_to_args"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook._options_to_args">[docs]</a> <span class="k">def</span> <span class="nf">_options_to_args</span><span class="p">(</span><span class="n">variables</span><span class="p">:</span> <span class="nb">dict</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">variables</span><span class="p">:</span>
<span class="k">return</span> <span class="p">[]</span>
<span class="c1"># The logic of this method should be compatible with Apache Beam:</span>
<span class="c1"># https://github.com/apache/beam/blob/b56740f0e8cd80c2873412847d0b336837429fb9/sdks/python/</span>
<span class="c1"># apache_beam/options/pipeline_options.py#L230-L251</span>
<span class="n">args</span><span class="p">:</span> <span class="n">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="k">for</span> <span class="n">attr</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">variables</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
<span class="k">if</span> <span class="n">value</span> <span class="ow">is</span> <span class="kc">None</span> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="nb">bool</span><span class="p">)</span> <span class="ow">and</span> <span class="n">value</span><span class="p">):</span>
<span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;--</span><span class="si">{</span><span class="n">attr</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="nb">list</span><span class="p">):</span>
<span class="n">args</span><span class="o">.</span><span class="n">extend</span><span class="p">([</span><span class="sa">f</span><span class="s2">&quot;--</span><span class="si">{</span><span class="n">attr</span><span class="si">}</span><span class="s2">=</span><span class="si">{</span><span class="n">v</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">value</span><span class="p">])</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;--</span><span class="si">{</span><span class="n">attr</span><span class="si">}</span><span class="s2">=</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">args</span></div>
<span class="nd">@_fallback_to_location_from_variables</span>
<span class="nd">@_fallback_to_project_id_from_variables</span>
<span class="nd">@GoogleBaseHook</span><span class="o">.</span><span class="n">fallback_to_default_project_id</span>
<div class="viewcode-block" id="DataflowHook.is_job_dataflow_running"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.is_job_dataflow_running">[docs]</a> <span class="k">def</span> <span class="nf">is_job_dataflow_running</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">name</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="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="n">variables</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">dict</span><span class="p">]</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="nb">bool</span><span class="p">:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Helper method to check if jos is still running in dataflow</span>
<span class="sd"> :param name: The name of the job.</span>
<span class="sd"> :type name: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id: str</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :return: True if job is running.</span>
<span class="sd"> :rtype: bool</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">variables</span><span class="p">:</span>
<span class="n">warnings</span><span class="o">.</span><span class="n">warn</span><span class="p">(</span>
<span class="s2">&quot;The variables parameter has been deprecated. You should pass location using &quot;</span>
<span class="s2">&quot;the location parameter.&quot;</span><span class="p">,</span>
<span class="ne">DeprecationWarning</span><span class="p">,</span>
<span class="n">stacklevel</span><span class="o">=</span><span class="mi">4</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">name</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</span><span class="p">,</span>
<span class="n">drain_pipeline</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</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="n">cancel_timeout</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">is_job_running</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="DataflowHook.cancel_job"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.cancel_job">[docs]</a> <span class="k">def</span> <span class="nf">cancel_job</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">job_name</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">job_id</span><span class="p">:</span> <span class="n">Optional</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="p">,</span>
<span class="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</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"> Cancels the job with the specified name prefix or Job ID.</span>
<span class="sd"> Parameter ``name`` and ``job_id`` are mutually exclusive.</span>
<span class="sd"> :param job_name: Name prefix specifying which jobs are to be canceled.</span>
<span class="sd"> :type job_name: str</span>
<span class="sd"> :param job_id: Job ID specifying which jobs are to be canceled.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id:</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">name</span><span class="o">=</span><span class="n">job_name</span><span class="p">,</span>
<span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</span><span class="p">,</span>
<span class="n">drain_pipeline</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</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="n">cancel_timeout</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cancel_timeout</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">jobs_controller</span><span class="o">.</span><span class="n">cancel</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="DataflowHook.start_sql_job"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.start_sql_job">[docs]</a> <span class="k">def</span> <span class="nf">start_sql_job</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">query</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
<span class="n">options</span><span class="p">:</span> <span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Any</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">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="n">on_new_job_id_callback</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Callable</span><span class="p">[[</span><span class="nb">str</span><span class="p">],</span> <span class="kc">None</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
<span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Starts Dataflow SQL query.</span>
<span class="sd"> :param job_name: The unique name to assign to the Cloud Dataflow job.</span>
<span class="sd"> :type job_name: str</span>
<span class="sd"> :param query: The SQL query to execute.</span>
<span class="sd"> :type query: str</span>
<span class="sd"> :param options: Job parameters to be executed.</span>
<span class="sd"> For more information, look at:</span>
<span class="sd"> `https://cloud.google.com/sdk/gcloud/reference/beta/dataflow/sql/query</span>
<span class="sd"> &lt;gcloud beta dataflow sql query&gt;`__</span>
<span class="sd"> command reference</span>
<span class="sd"> :param location: The location of the Dataflow job (for example europe-west1)</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :param project_id: The ID of the GCP project that owns the job.</span>
<span class="sd"> If set to ``None`` or missing, the default project_id from the GCP connection is used.</span>
<span class="sd"> :type project_id: Optional[str]</span>
<span class="sd"> :param on_new_job_id_callback: Callback called when the job ID is known.</span>
<span class="sd"> :type on_new_job_id_callback: callable</span>
<span class="sd"> :return: the new job object</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">cmd</span> <span class="o">=</span> <span class="p">[</span>
<span class="s2">&quot;gcloud&quot;</span><span class="p">,</span>
<span class="s2">&quot;dataflow&quot;</span><span class="p">,</span>
<span class="s2">&quot;sql&quot;</span><span class="p">,</span>
<span class="s2">&quot;query&quot;</span><span class="p">,</span>
<span class="n">query</span><span class="p">,</span>
<span class="sa">f</span><span class="s2">&quot;--project=</span><span class="si">{</span><span class="n">project_id</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="s2">&quot;--format=value(job.id)&quot;</span><span class="p">,</span>
<span class="sa">f</span><span class="s2">&quot;--job-name=</span><span class="si">{</span><span class="n">job_name</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">,</span>
<span class="sa">f</span><span class="s2">&quot;--region=</span><span class="si">{</span><span class="n">location</span><span class="si">}</span><span class="s2">&quot;</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">_options_to_args</span><span class="p">(</span><span class="n">options</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;Executing 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">shlex</span><span class="o">.</span><span class="n">quote</span><span class="p">(</span><span class="n">c</span><span class="p">)</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">cmd</span><span class="p">]))</span>
<span class="k">with</span> <span class="bp">self</span><span class="o">.</span><span class="n">provide_authorized_gcloud</span><span class="p">():</span>
<span class="n">proc</span> <span class="o">=</span> <span class="n">subprocess</span><span class="o">.</span><span class="n">run</span><span class="p">(</span> <span class="c1"># pylint: disable=subprocess-run-check</span>
<span class="n">cmd</span><span class="p">,</span> <span class="n">stdout</span><span class="o">=</span><span class="n">subprocess</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">subprocess</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;Output: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">proc</span><span class="o">.</span><span class="n">stdout</span><span class="o">.</span><span class="n">decode</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">warning</span><span class="p">(</span><span class="s2">&quot;Stderr: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">proc</span><span class="o">.</span><span class="n">stderr</span><span class="o">.</span><span class="n">decode</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;Exit code </span><span class="si">%d</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">proc</span><span class="o">.</span><span class="n">returncode</span><span class="p">)</span>
<span class="k">if</span> <span class="n">proc</span><span class="o">.</span><span class="n">returncode</span> <span class="o">!=</span> <span class="mi">0</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;Process exit with non-zero exit code. Exit code: </span><span class="si">{</span><span class="n">proc</span><span class="o">.</span><span class="n">returncode</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="n">job_id</span> <span class="o">=</span> <span class="n">proc</span><span class="o">.</span><span class="n">stdout</span><span class="o">.</span><span class="n">decode</span><span class="p">()</span><span class="o">.</span><span class="n">strip</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;Created job ID: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">job_id</span><span class="p">)</span>
<span class="k">if</span> <span class="n">on_new_job_id_callback</span><span class="p">:</span>
<span class="n">on_new_job_id_callback</span><span class="p">(</span><span class="n">job_id</span><span class="p">)</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">job_id</span><span class="o">=</span><span class="n">job_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="n">poll_sleep</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">poll_sleep</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="n">drain_pipeline</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">drain_pipeline</span><span class="p">,</span>
<span class="p">)</span>
<span class="n">jobs_controller</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">get_jobs</span><span class="p">(</span><span class="n">refresh</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</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="DataflowHook.get_job"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.get_job">[docs]</a> <span class="k">def</span> <span class="nf">get_job</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_id</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="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</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"> Gets the job with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id:</span>
<span class="sd"> :param location: The location of the Dataflow job (for example europe-west1). See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/concepts/regional-endpoints</span>
<span class="sd"> :return: the Job</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">fetch_job_by_id</span><span class="p">(</span><span class="n">job_id</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="DataflowHook.fetch_job_metrics_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.fetch_job_metrics_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_metrics_by_id</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_id</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="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</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"> Gets the job metrics with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id:</span>
<span class="sd"> :param location: The location of the Dataflow job (for example europe-west1). See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/concepts/regional-endpoints</span>
<span class="sd"> :return: the JobMetrics. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/JobMetrics</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">fetch_job_metrics_by_id</span><span class="p">(</span><span class="n">job_id</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="DataflowHook.fetch_job_messages_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.fetch_job_messages_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_messages_by_id</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_id</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="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Gets the job messages with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id:</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :return: the list of JobMessages. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/ListJobMessagesResponse#JobMessage</span>
<span class="sd"> :rtype: List[dict]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">fetch_job_messages_by_id</span><span class="p">(</span><span class="n">job_id</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="DataflowHook.fetch_job_autoscaling_events_by_id"><a class="viewcode-back" href="../../../../../../_api/airflow/providers/google/cloud/hooks/dataflow/index.html#airflow.providers.google.cloud.hooks.dataflow.DataflowHook.fetch_job_autoscaling_events_by_id">[docs]</a> <span class="k">def</span> <span class="nf">fetch_job_autoscaling_events_by_id</span><span class="p">(</span>
<span class="bp">self</span><span class="p">,</span>
<span class="n">job_id</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="n">location</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">DEFAULT_DATAFLOW_LOCATION</span><span class="p">,</span>
<span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="nb">dict</span><span class="p">]:</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Gets the job autoscaling events with the specified Job ID.</span>
<span class="sd"> :param job_id: Job ID to get.</span>
<span class="sd"> :type job_id: str</span>
<span class="sd"> :param project_id: Optional, the Google Cloud project ID in which to start a job.</span>
<span class="sd"> If set to None or missing, the default project_id from the Google Cloud connection is used.</span>
<span class="sd"> :type project_id:</span>
<span class="sd"> :param location: Job location.</span>
<span class="sd"> :type location: str</span>
<span class="sd"> :return: the list of AutoscalingEvents. See:</span>
<span class="sd"> https://cloud.google.com/dataflow/docs/reference/rest/v1b3/ListJobMessagesResponse#autoscalingevent</span>
<span class="sd"> :rtype: List[dict]</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">jobs_controller</span> <span class="o">=</span> <span class="n">_DataflowJobsController</span><span class="p">(</span>
<span class="n">dataflow</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="n">project_number</span><span class="o">=</span><span class="n">project_id</span><span class="p">,</span>
<span class="n">location</span><span class="o">=</span><span class="n">location</span><span class="p">,</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">jobs_controller</span><span class="o">.</span><span class="n">fetch_job_autoscaling_events_by_id</span><span class="p">(</span><span class="n">job_id</span><span class="p">)</span></div></div>
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