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| <h1>Source code for airflow.contrib.hooks.gcp_dataproc_hook</h1><div class="highlight"><pre> |
| <span></span><span class="c1"># -*- coding: utf-8 -*-</span> |
| <span class="c1">#</span> |
| <span class="c1"># Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="c1"># or more contributor license agreements. See the NOTICE file</span> |
| <span class="c1"># distributed with this work for additional information</span> |
| <span class="c1"># regarding copyright ownership. The ASF licenses this file</span> |
| <span class="c1"># to you under the Apache License, Version 2.0 (the</span> |
| <span class="c1"># "License"); you may not use this file except in compliance</span> |
| <span class="c1"># with the License. You may obtain a copy of the License at</span> |
| <span class="c1">#</span> |
| <span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="c1">#</span> |
| <span class="c1"># Unless required by applicable law or agreed to in writing,</span> |
| <span class="c1"># software distributed under the License is distributed on an</span> |
| <span class="c1"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> |
| <span class="c1"># KIND, either express or implied. See the License for the</span> |
| <span class="c1"># specific language governing permissions and limitations</span> |
| <span class="c1"># under the License.</span> |
| <span class="c1">#</span> |
| <span class="kn">import</span> <span class="nn">time</span> |
| <span class="kn">import</span> <span class="nn">uuid</span> |
| |
| <span class="kn">from</span> <span class="nn">googleapiclient.discovery</span> <span class="k">import</span> <span class="n">build</span> |
| <span class="kn">from</span> <span class="nn">zope.deprecation</span> <span class="k">import</span> <span class="n">deprecation</span> |
| |
| <span class="kn">from</span> <span class="nn">airflow.contrib.hooks.gcp_api_base_hook</span> <span class="k">import</span> <span class="n">GoogleCloudBaseHook</span> |
| <span class="kn">from</span> <span class="nn">airflow.utils.log.logging_mixin</span> <span class="k">import</span> <span class="n">LoggingMixin</span> |
| |
| |
| <span class="k">class</span> <span class="nc">_DataProcJob</span><span class="p">(</span><span class="n">LoggingMixin</span><span class="p">):</span> |
| <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dataproc_api</span><span class="p">,</span> <span class="n">project_id</span><span class="p">,</span> <span class="n">job</span><span class="p">,</span> <span class="n">region</span><span class="o">=</span><span class="s1">'global'</span><span class="p">,</span> |
| <span class="n">job_error_states</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">dataproc_api</span> <span class="o">=</span> <span class="n">dataproc_api</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">project_id</span> <span class="o">=</span> <span class="n">project_id</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">region</span> <span class="o">=</span> <span class="n">region</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span> <span class="o">=</span> <span class="n">dataproc_api</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span><span class="o">.</span><span class="n">regions</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">submit</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_id</span><span class="p">,</span> |
| <span class="n">region</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">region</span><span class="p">,</span> |
| <span class="n">body</span><span class="o">=</span><span class="n">job</span><span class="p">)</span><span class="o">.</span><span class="n">execute</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="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'reference'</span><span class="p">][</span><span class="s1">'jobId'</span><span class="p">]</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job_error_states</span> <span class="o">=</span> <span class="n">job_error_states</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="s1">'DataProc job </span><span class="si">%s</span><span class="s1"> is </span><span class="si">%s</span><span class="s1">'</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="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</span><span class="p">])</span> |
| <span class="p">)</span> |
| |
| <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="k">while</span> <span class="kc">True</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">dataproc_api</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span><span class="o">.</span><span class="n">regions</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_id</span><span class="p">,</span> |
| <span class="n">region</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">region</span><span class="p">,</span> |
| <span class="n">jobId</span><span class="o">=</span><span class="bp">self</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="mi">5</span><span class="p">)</span> |
| <span class="k">if</span> <span class="s1">'ERROR'</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</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">error</span><span class="p">(</span><span class="s1">'DataProc job </span><span class="si">%s</span><span class="s1"> has errors'</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="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'details'</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="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">))</span> |
| <span class="k">return</span> <span class="kc">False</span> |
| <span class="k">if</span> <span class="s1">'CANCELLED'</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</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="s1">'DataProc job </span><span class="si">%s</span><span class="s1"> is cancelled'</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">if</span> <span class="s1">'details'</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</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="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'details'</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="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">))</span> |
| <span class="k">return</span> <span class="kc">False</span> |
| <span class="k">if</span> <span class="s1">'DONE'</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</span><span class="p">]:</span> |
| <span class="k">return</span> <span class="kc">True</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="s1">'DataProc job </span><span class="si">%s</span><span class="s1"> is </span><span class="si">%s</span><span class="s1">'</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="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</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="mi">5</span><span class="p">)</span> |
| |
| <span class="k">def</span> <span class="nf">raise_error</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">message</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> |
| <span class="n">job_state</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'state'</span><span class="p">]</span> |
| <span class="c1"># We always consider ERROR to be an error state.</span> |
| <span class="k">if</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job_error_states</span> <span class="ow">and</span> <span class="n">job_state</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">job_error_states</span><span class="p">)</span> <span class="ow">or</span> <span class="s1">'ERROR'</span> <span class="o">==</span> <span class="n">job_state</span><span class="p">:</span> |
| <span class="n">ex_message</span> <span class="o">=</span> <span class="n">message</span> <span class="ow">or</span> <span class="p">(</span><span class="s2">"Google DataProc job has state: </span><span class="si">%s</span><span class="s2">"</span> <span class="o">%</span> <span class="n">job_state</span><span class="p">)</span> |
| <span class="n">ex_details</span> <span class="o">=</span> <span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'details'</span><span class="p">])</span> |
| <span class="k">if</span> <span class="s1">'details'</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s1">'status'</span><span class="p">]</span> |
| <span class="k">else</span> <span class="s2">"No details available"</span><span class="p">)</span> |
| <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="n">ex_message</span> <span class="o">+</span> <span class="s2">": "</span> <span class="o">+</span> <span class="n">ex_details</span><span class="p">)</span> |
| |
| <span class="k">def</span> <span class="nf">get</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> |
| <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span> |
| |
| |
| <span class="k">class</span> <span class="nc">_DataProcJobBuilder</span><span class="p">:</span> |
| <span class="k">def</span> <span class="nf">__init__</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="n">task_id</span><span class="p">,</span> <span class="n">cluster_name</span><span class="p">,</span> <span class="n">job_type</span><span class="p">,</span> <span class="n">properties</span><span class="p">):</span> |
| <span class="n">name</span> <span class="o">=</span> <span class="n">task_id</span> <span class="o">+</span> <span class="s2">"_"</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">uuid</span><span class="o">.</span><span class="n">uuid1</span><span class="p">())[:</span><span class="mi">8</span><span class="p">]</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job_type</span> <span class="o">=</span> <span class="n">job_type</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span> <span class="o">=</span> <span class="p">{</span> |
| <span class="s2">"job"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"reference"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"projectId"</span><span class="p">:</span> <span class="n">project_id</span><span class="p">,</span> |
| <span class="s2">"jobId"</span><span class="p">:</span> <span class="n">name</span><span class="p">,</span> |
| <span class="p">},</span> |
| <span class="s2">"placement"</span><span class="p">:</span> <span class="p">{</span> |
| <span class="s2">"clusterName"</span><span class="p">:</span> <span class="n">cluster_name</span> |
| <span class="p">},</span> |
| <span class="n">job_type</span><span class="p">:</span> <span class="p">{</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="p">}</span> |
| <span class="k">if</span> <span class="n">properties</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"properties"</span><span class="p">]</span> <span class="o">=</span> <span class="n">properties</span> |
| |
| <span class="k">def</span> <span class="nf">add_variables</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="k">if</span> <span class="n">variables</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"scriptVariables"</span><span class="p">]</span> <span class="o">=</span> <span class="n">variables</span> |
| |
| <span class="k">def</span> <span class="nf">add_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">args</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">args</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"args"</span><span class="p">]</span> <span class="o">=</span> <span class="n">args</span> |
| |
| <span class="k">def</span> <span class="nf">add_query</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">query</span><span class="p">):</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"queryList"</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'queries'</span><span class="p">:</span> <span class="p">[</span><span class="n">query</span><span class="p">]}</span> |
| |
| <span class="k">def</span> <span class="nf">add_query_uri</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">query_uri</span><span class="p">):</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"queryFileUri"</span><span class="p">]</span> <span class="o">=</span> <span class="n">query_uri</span> |
| |
| <span class="k">def</span> <span class="nf">add_jar_file_uris</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">jars</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">jars</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"jarFileUris"</span><span class="p">]</span> <span class="o">=</span> <span class="n">jars</span> |
| |
| <span class="k">def</span> <span class="nf">add_archive_uris</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">archives</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">archives</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"archiveUris"</span><span class="p">]</span> <span class="o">=</span> <span class="n">archives</span> |
| |
| <span class="k">def</span> <span class="nf">add_file_uris</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">files</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">files</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"fileUris"</span><span class="p">]</span> <span class="o">=</span> <span class="n">files</span> |
| |
| <span class="k">def</span> <span class="nf">add_python_file_uris</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">pyfiles</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">pyfiles</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"pythonFileUris"</span><span class="p">]</span> <span class="o">=</span> <span class="n">pyfiles</span> |
| |
| <span class="k">def</span> <span class="nf">set_main</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">main_jar</span><span class="p">,</span> <span class="n">main_class</span><span class="p">):</span> |
| <span class="k">if</span> <span class="n">main_class</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="n">main_jar</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span> |
| <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">"Set either main_jar or main_class"</span><span class="p">)</span> |
| <span class="k">if</span> <span class="n">main_jar</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"mainJarFileUri"</span><span class="p">]</span> <span class="o">=</span> <span class="n">main_jar</span> |
| <span class="k">else</span><span class="p">:</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"mainClass"</span><span class="p">]</span> <span class="o">=</span> <span class="n">main_class</span> |
| |
| <span class="k">def</span> <span class="nf">set_python_main</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">main</span><span class="p">):</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="bp">self</span><span class="o">.</span><span class="n">job_type</span><span class="p">][</span><span class="s2">"mainPythonFileUri"</span><span class="p">]</span> <span class="o">=</span> <span class="n">main</span> |
| |
| <span class="k">def</span> <span class="nf">set_job_name</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="bp">self</span><span class="o">.</span><span class="n">job</span><span class="p">[</span><span class="s2">"job"</span><span class="p">][</span><span class="s2">"reference"</span><span class="p">][</span><span class="s2">"jobId"</span><span class="p">]</span> <span class="o">=</span> <span class="n">name</span> <span class="o">+</span> <span class="s2">"_"</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">uuid</span><span class="o">.</span><span class="n">uuid1</span><span class="p">())[:</span><span class="mi">8</span><span class="p">]</span> |
| |
| <span class="k">def</span> <span class="nf">build</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> |
| <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">job</span> |
| |
| |
| <span class="k">class</span> <span class="nc">_DataProcOperation</span><span class="p">(</span><span class="n">LoggingMixin</span><span class="p">):</span> |
| <span class="sd">"""Continuously polls Dataproc Operation until it completes."""</span> |
| <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dataproc_api</span><span class="p">,</span> <span class="n">operation</span><span class="p">):</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">dataproc_api</span> <span class="o">=</span> <span class="n">dataproc_api</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">operation</span> <span class="o">=</span> <span class="n">operation</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">operation_name</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span><span class="p">[</span><span class="s1">'name'</span><span class="p">]</span> |
| |
| <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="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_check_done</span><span class="p">():</span> |
| <span class="k">return</span> <span class="kc">True</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="s1">'Waiting for Dataproc Operation </span><span class="si">%s</span><span class="s1"> to finish'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation_name</span><span class="p">)</span> |
| <span class="k">while</span> <span class="kc">True</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="mi">10</span><span class="p">)</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">operation</span> <span class="o">=</span> <span class="p">(</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">dataproc_api</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span> |
| <span class="o">.</span><span class="n">regions</span><span class="p">()</span> |
| <span class="o">.</span><span class="n">operations</span><span class="p">()</span> |
| <span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">name</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">operation_name</span><span class="p">)</span> |
| <span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="mi">5</span><span class="p">))</span> |
| |
| <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_check_done</span><span class="p">():</span> |
| <span class="k">return</span> <span class="kc">True</span> |
| |
| <span class="k">def</span> <span class="nf">get</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> |
| <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span> |
| |
| <span class="k">def</span> <span class="nf">_check_done</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> |
| <span class="k">if</span> <span class="s1">'done'</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span><span class="p">:</span> |
| <span class="k">if</span> <span class="s1">'error'</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</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="s1">'Dataproc Operation </span><span class="si">%s</span><span class="s1"> failed with error: </span><span class="si">%s</span><span class="s1">'</span><span class="p">,</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">operation_name</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span><span class="p">[</span><span class="s1">'error'</span><span class="p">][</span><span class="s1">'message'</span><span class="p">])</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">_raise_error</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="s1">'Dataproc Operation </span><span class="si">%s</span><span class="s1"> done'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span><span class="p">[</span><span class="s1">'name'</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> |
| |
| <span class="k">def</span> <span class="nf">_raise_error</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> |
| <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s1">'Google Dataproc Operation </span><span class="si">%s</span><span class="s1"> failed: </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> |
| <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">operation_name</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">operation</span><span class="p">[</span><span class="s1">'error'</span><span class="p">][</span><span class="s1">'message'</span><span class="p">]))</span> |
| |
| |
| <div class="viewcode-block" id="DataProcHook"><a class="viewcode-back" href="../../../../code.html#airflow.contrib.hooks.gcp_dataproc_hook.DataProcHook">[docs]</a><span class="k">class</span> <span class="nc">DataProcHook</span><span class="p">(</span><span class="n">GoogleCloudBaseHook</span><span class="p">):</span> |
| <span class="sd">"""Hook for Google Cloud Dataproc APIs."""</span> |
| <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> |
| <span class="n">gcp_conn_id</span><span class="o">=</span><span class="s1">'google_cloud_default'</span><span class="p">,</span> |
| <span class="n">delegate_to</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> |
| <span class="n">api_version</span><span class="o">=</span><span class="s1">'v1beta2'</span><span class="p">):</span> |
| <span class="nb">super</span><span class="p">(</span><span class="n">DataProcHook</span><span class="p">,</span> <span class="bp">self</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="p">,</span> <span class="n">delegate_to</span><span class="p">)</span> |
| <span class="bp">self</span><span class="o">.</span><span class="n">api_version</span> <span class="o">=</span> <span class="n">api_version</span> |
| |
| <div class="viewcode-block" id="DataProcHook.get_conn"><a class="viewcode-back" href="../../../../code.html#airflow.contrib.hooks.gcp_dataproc_hook.DataProcHook.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="sd">"""Returns a Google Cloud Dataproc service object."""</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="s1">'dataproc'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">api_version</span><span class="p">,</span> <span class="n">http</span><span class="o">=</span><span class="n">http_authorized</span><span class="p">,</span> |
| <span class="n">cache_discovery</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span></div> |
| |
| <span class="k">def</span> <span class="nf">get_cluster</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="n">region</span><span class="p">,</span> <span class="n">cluster_name</span><span class="p">):</span> |
| <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span><span class="o">.</span><span class="n">projects</span><span class="p">()</span><span class="o">.</span><span class="n">regions</span><span class="p">()</span><span class="o">.</span><span class="n">clusters</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="n">project_id</span><span class="p">,</span> |
| <span class="n">region</span><span class="o">=</span><span class="n">region</span><span class="p">,</span> |
| <span class="n">clusterName</span><span class="o">=</span><span class="n">cluster_name</span> |
| <span class="p">)</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">num_retries</span><span class="o">=</span><span class="mi">5</span><span class="p">)</span> |
| |
| <span class="k">def</span> <span class="nf">submit</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="n">job</span><span class="p">,</span> <span class="n">region</span><span class="o">=</span><span class="s1">'global'</span><span class="p">,</span> <span class="n">job_error_states</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> |
| <span class="n">submitted</span> <span class="o">=</span> <span class="n">_DataProcJob</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">(),</span> <span class="n">project_id</span><span class="p">,</span> <span class="n">job</span><span class="p">,</span> <span class="n">region</span><span class="p">,</span> |
| <span class="n">job_error_states</span><span class="o">=</span><span class="n">job_error_states</span><span class="p">)</span> |
| <span class="k">if</span> <span class="ow">not</span> <span class="n">submitted</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">():</span> |
| <span class="n">submitted</span><span class="o">.</span><span class="n">raise_error</span><span class="p">()</span> |
| |
| <span class="k">def</span> <span class="nf">create_job_template</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">task_id</span><span class="p">,</span> <span class="n">cluster_name</span><span class="p">,</span> <span class="n">job_type</span><span class="p">,</span> <span class="n">properties</span><span class="p">):</span> |
| <span class="k">return</span> <span class="n">_DataProcJobBuilder</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">project_id</span><span class="p">,</span> <span class="n">task_id</span><span class="p">,</span> <span class="n">cluster_name</span><span class="p">,</span> |
| <span class="n">job_type</span><span class="p">,</span> <span class="n">properties</span><span class="p">)</span> |
| |
| <div class="viewcode-block" id="DataProcHook.wait"><a class="viewcode-back" href="../../../../code.html#airflow.contrib.hooks.gcp_dataproc_hook.DataProcHook.wait">[docs]</a> <span class="k">def</span> <span class="nf">wait</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">operation</span><span class="p">):</span> |
| <span class="sd">"""Awaits for Google Cloud Dataproc Operation to complete."""</span> |
| <span class="n">submitted</span> <span class="o">=</span> <span class="n">_DataProcOperation</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">(),</span> <span class="n">operation</span><span class="p">)</span> |
| <span class="n">submitted</span><span class="o">.</span><span class="n">wait_for_done</span><span class="p">()</span></div></div> |
| |
| |
| <span class="nb">setattr</span><span class="p">(</span> |
| <span class="n">DataProcHook</span><span class="p">,</span> |
| <span class="s2">"await"</span><span class="p">,</span> |
| <span class="n">deprecation</span><span class="o">.</span><span class="n">deprecated</span><span class="p">(</span> |
| <span class="n">DataProcHook</span><span class="o">.</span><span class="n">wait</span><span class="p">,</span> <span class="s2">"renamed to 'wait' for Python3.7 compatibility"</span> |
| <span class="p">),</span> |
| <span class="p">)</span> |
| </pre></div> |
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