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<h1>Source code for airflow.contrib.hooks.qubole_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"># &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="c1">#</span>
<span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="kn">import</span> <span class="nn">datetime</span>
<span class="kn">import</span> <span class="nn">six</span>
<span class="kn">import</span> <span class="nn">re</span>
<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
<span class="kn">from</span> <span class="nn">airflow.hooks.base_hook</span> <span class="k">import</span> <span class="n">BaseHook</span>
<span class="kn">from</span> <span class="nn">airflow</span> <span class="k">import</span> <span class="n">configuration</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="kn">from</span> <span class="nn">airflow.utils.state</span> <span class="k">import</span> <span class="n">State</span>
<span class="kn">from</span> <span class="nn">airflow.models</span> <span class="k">import</span> <span class="n">TaskInstance</span>
<span class="kn">from</span> <span class="nn">qds_sdk.qubole</span> <span class="k">import</span> <span class="n">Qubole</span>
<span class="kn">from</span> <span class="nn">qds_sdk.commands</span> <span class="k">import</span> <span class="n">Command</span><span class="p">,</span> <span class="n">HiveCommand</span><span class="p">,</span> <span class="n">PrestoCommand</span><span class="p">,</span> <span class="n">HadoopCommand</span><span class="p">,</span> \
<span class="n">PigCommand</span><span class="p">,</span> <span class="n">ShellCommand</span><span class="p">,</span> <span class="n">SparkCommand</span><span class="p">,</span> <span class="n">DbTapQueryCommand</span><span class="p">,</span> <span class="n">DbExportCommand</span><span class="p">,</span> \
<span class="n">DbImportCommand</span><span class="p">,</span> <span class="n">SqlCommand</span>
<div class="viewcode-block" id="COMMAND_CLASSES"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.COMMAND_CLASSES">[docs]</a><span class="n">COMMAND_CLASSES</span> <span class="o">=</span> <span class="p">{</span>
<span class="s2">&quot;hivecmd&quot;</span><span class="p">:</span> <span class="n">HiveCommand</span><span class="p">,</span>
<span class="s2">&quot;prestocmd&quot;</span><span class="p">:</span> <span class="n">PrestoCommand</span><span class="p">,</span>
<span class="s2">&quot;hadoopcmd&quot;</span><span class="p">:</span> <span class="n">HadoopCommand</span><span class="p">,</span>
<span class="s2">&quot;shellcmd&quot;</span><span class="p">:</span> <span class="n">ShellCommand</span><span class="p">,</span>
<span class="s2">&quot;pigcmd&quot;</span><span class="p">:</span> <span class="n">PigCommand</span><span class="p">,</span>
<span class="s2">&quot;sparkcmd&quot;</span><span class="p">:</span> <span class="n">SparkCommand</span><span class="p">,</span>
<span class="s2">&quot;dbtapquerycmd&quot;</span><span class="p">:</span> <span class="n">DbTapQueryCommand</span><span class="p">,</span>
<span class="s2">&quot;dbexportcmd&quot;</span><span class="p">:</span> <span class="n">DbExportCommand</span><span class="p">,</span>
<span class="s2">&quot;dbimportcmd&quot;</span><span class="p">:</span> <span class="n">DbImportCommand</span><span class="p">,</span>
<span class="s2">&quot;sqlcmd&quot;</span><span class="p">:</span> <span class="n">SqlCommand</span></div>
<span class="p">}</span>
<div class="viewcode-block" id="POSITIONAL_ARGS"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.POSITIONAL_ARGS">[docs]</a><span class="n">POSITIONAL_ARGS</span> <span class="o">=</span> <span class="p">{</span>
<span class="s1">&#39;hadoopcmd&#39;</span><span class="p">:</span> <span class="p">[</span><span class="s1">&#39;sub_command&#39;</span><span class="p">],</span>
<span class="s1">&#39;shellcmd&#39;</span><span class="p">:</span> <span class="p">[</span><span class="s1">&#39;parameters&#39;</span><span class="p">],</span>
<span class="s1">&#39;pigcmd&#39;</span><span class="p">:</span> <span class="p">[</span><span class="s1">&#39;parameters&#39;</span><span class="p">]</span></div>
<span class="p">}</span>
<div class="viewcode-block" id="flatten_list"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.flatten_list">[docs]</a><span class="k">def</span> <span class="nf">flatten_list</span><span class="p">(</span><span class="n">list_of_lists</span><span class="p">):</span>
<span class="k">return</span> <span class="p">[</span><span class="n">element</span> <span class="k">for</span> <span class="n">array</span> <span class="ow">in</span> <span class="n">list_of_lists</span> <span class="k">for</span> <span class="n">element</span> <span class="ow">in</span> <span class="n">array</span><span class="p">]</span></div>
<div class="viewcode-block" id="filter_options"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.filter_options">[docs]</a><span class="k">def</span> <span class="nf">filter_options</span><span class="p">(</span><span class="n">options</span><span class="p">):</span>
<span class="n">options_to_remove</span> <span class="o">=</span> <span class="p">[</span><span class="s2">&quot;help&quot;</span><span class="p">,</span> <span class="s2">&quot;print-logs-live&quot;</span><span class="p">,</span> <span class="s2">&quot;print-logs&quot;</span><span class="p">]</span>
<span class="k">return</span> <span class="p">[</span><span class="n">option</span> <span class="k">for</span> <span class="n">option</span> <span class="ow">in</span> <span class="n">options</span> <span class="k">if</span> <span class="n">option</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">options_to_remove</span><span class="p">]</span></div>
<div class="viewcode-block" id="get_options_list"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.get_options_list">[docs]</a><span class="k">def</span> <span class="nf">get_options_list</span><span class="p">(</span><span class="n">command_class</span><span class="p">):</span>
<span class="n">options_list</span> <span class="o">=</span> <span class="p">[</span><span class="n">option</span><span class="o">.</span><span class="n">get_opt_string</span><span class="p">()</span><span class="o">.</span><span class="n">strip</span><span class="p">(</span><span class="s2">&quot;--&quot;</span><span class="p">)</span> <span class="k">for</span> <span class="n">option</span> <span class="ow">in</span> <span class="n">command_class</span><span class="o">.</span><span class="n">optparser</span><span class="o">.</span><span class="n">option_list</span><span class="p">]</span>
<span class="k">return</span> <span class="n">filter_options</span><span class="p">(</span><span class="n">options_list</span><span class="p">)</span></div>
<div class="viewcode-block" id="build_command_args"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.build_command_args">[docs]</a><span class="k">def</span> <span class="nf">build_command_args</span><span class="p">():</span>
<span class="n">command_args</span><span class="p">,</span> <span class="n">hyphen_args</span> <span class="o">=</span> <span class="p">{},</span> <span class="nb">set</span><span class="p">()</span>
<span class="k">for</span> <span class="n">cmd</span> <span class="ow">in</span> <span class="n">COMMAND_CLASSES</span><span class="p">:</span>
<span class="c1"># get all available options from the class</span>
<span class="n">opts_list</span> <span class="o">=</span> <span class="n">get_options_list</span><span class="p">(</span><span class="n">COMMAND_CLASSES</span><span class="p">[</span><span class="n">cmd</span><span class="p">])</span>
<span class="c1"># append positional args if any for the command</span>
<span class="k">if</span> <span class="n">cmd</span> <span class="ow">in</span> <span class="n">POSITIONAL_ARGS</span><span class="p">:</span>
<span class="n">opts_list</span> <span class="o">+=</span> <span class="n">POSITIONAL_ARGS</span><span class="p">[</span><span class="n">cmd</span><span class="p">]</span>
<span class="c1"># get args with a hyphen and replace them with underscore</span>
<span class="k">for</span> <span class="n">index</span><span class="p">,</span> <span class="n">opt</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">opts_list</span><span class="p">):</span>
<span class="k">if</span> <span class="s2">&quot;-&quot;</span> <span class="ow">in</span> <span class="n">opt</span><span class="p">:</span>
<span class="n">opts_list</span><span class="p">[</span><span class="n">index</span><span class="p">]</span> <span class="o">=</span> <span class="n">opt</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="n">hyphen_args</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">opts_list</span><span class="p">[</span><span class="n">index</span><span class="p">])</span>
<span class="n">command_args</span><span class="p">[</span><span class="n">cmd</span><span class="p">]</span> <span class="o">=</span> <span class="n">opts_list</span>
<span class="k">return</span> <span class="n">command_args</span><span class="p">,</span> <span class="nb">list</span><span class="p">(</span><span class="n">hyphen_args</span><span class="p">)</span></div>
<span class="n">COMMAND_ARGS</span><span class="p">,</span> <span class="n">HYPHEN_ARGS</span> <span class="o">=</span> <span class="n">build_command_args</span><span class="p">()</span>
<div class="viewcode-block" id="QuboleHook"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook">[docs]</a><span class="k">class</span> <span class="nc">QuboleHook</span><span class="p">(</span><span class="n">BaseHook</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="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="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;qubole_conn_id&#39;</span><span class="p">])</span>
<span class="n">Qubole</span><span class="o">.</span><span class="n">configure</span><span class="p">(</span><span class="n">api_token</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">password</span><span class="p">,</span> <span class="n">api_url</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">host</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">task_id</span> <span class="o">=</span> <span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;task_id&#39;</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">dag_id</span> <span class="o">=</span> <span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;dag&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">dag_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span> <span class="o">=</span> <span class="n">kwargs</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cls</span> <span class="o">=</span> <span class="n">COMMAND_CLASSES</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;command_type&#39;</span><span class="p">]]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">task_instance</span> <span class="o">=</span> <span class="kc">None</span>
<span class="nd">@staticmethod</span>
<div class="viewcode-block" id="QuboleHook.handle_failure_retry"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.handle_failure_retry">[docs]</a> <span class="k">def</span> <span class="nf">handle_failure_retry</span><span class="p">(</span><span class="n">context</span><span class="p">):</span>
<span class="n">ti</span> <span class="o">=</span> <span class="n">context</span><span class="p">[</span><span class="s1">&#39;ti&#39;</span><span class="p">]</span>
<span class="n">cmd_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s1">&#39;qbol_cmd_id&#39;</span><span class="p">,</span> <span class="n">task_ids</span><span class="o">=</span><span class="n">ti</span><span class="o">.</span><span class="n">task_id</span><span class="p">)</span>
<span class="k">if</span> <span class="n">cmd_id</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">cmd</span> <span class="o">=</span> <span class="n">Command</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">cmd_id</span><span class="p">)</span>
<span class="k">if</span> <span class="n">cmd</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">log</span> <span class="o">=</span> <span class="n">LoggingMixin</span><span class="p">()</span><span class="o">.</span><span class="n">log</span>
<span class="k">if</span> <span class="n">cmd</span><span class="o">.</span><span class="n">status</span> <span class="o">==</span> <span class="s1">&#39;done&#39;</span><span class="p">:</span>
<span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s1">&#39;Command ID: </span><span class="si">%s</span><span class="s1"> has been succeeded, hence marking this &#39;</span>
<span class="s1">&#39;TI as Success.&#39;</span><span class="p">,</span> <span class="n">cmd_id</span><span class="p">)</span>
<span class="n">ti</span><span class="o">.</span><span class="n">state</span> <span class="o">=</span> <span class="n">State</span><span class="o">.</span><span class="n">SUCCESS</span>
<span class="k">elif</span> <span class="n">cmd</span><span class="o">.</span><span class="n">status</span> <span class="o">==</span> <span class="s1">&#39;running&#39;</span><span class="p">:</span>
<span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s1">&#39;Cancelling the Qubole Command Id: </span><span class="si">%s</span><span class="s1">&#39;</span><span class="p">,</span> <span class="n">cmd_id</span><span class="p">)</span>
<span class="n">cmd</span><span class="o">.</span><span class="n">cancel</span><span class="p">()</span></div>
<div class="viewcode-block" id="QuboleHook.execute"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.execute">[docs]</a> <span class="k">def</span> <span class="nf">execute</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">context</span><span class="p">):</span>
<span class="n">args</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">create_cmd_args</span><span class="p">(</span><span class="n">context</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="o">.</span><span class="n">create</span><span class="p">(</span><span class="o">**</span><span class="n">args</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">task_instance</span> <span class="o">=</span> <span class="n">context</span><span class="p">[</span><span class="s1">&#39;task_instance&#39;</span><span class="p">]</span>
<span class="n">context</span><span class="p">[</span><span class="s1">&#39;task_instance&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">xcom_push</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s1">&#39;qbol_cmd_id&#39;</span><span class="p">,</span> <span class="n">value</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">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">info</span><span class="p">(</span>
<span class="s2">&quot;Qubole command created with Id: </span><span class="si">%s</span><span class="s2"> and Status: </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">cmd</span><span class="o">.</span><span class="n">id</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">status</span>
<span class="p">)</span>
<span class="k">while</span> <span class="ow">not</span> <span class="n">Command</span><span class="o">.</span><span class="n">is_done</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">status</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="n">Qubole</span><span class="o">.</span><span class="n">poll_interval</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">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">info</span><span class="p">(</span><span class="s2">&quot;Command Id: </span><span class="si">%s</span><span class="s2"> and Status: </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">cmd</span><span class="o">.</span><span class="n">id</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">status</span><span class="p">)</span>
<span class="k">if</span> <span class="s1">&#39;fetch_logs&#39;</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;fetch_logs&#39;</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">True</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;Logs for Command 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="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">id</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">get_log</span><span class="p">())</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">status</span> <span class="o">!=</span> <span class="s1">&#39;done&#39;</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">&#39;Command Id: </span><span class="si">{0}</span><span class="s1"> failed with Status: </span><span class="si">{1}</span><span class="s1">&#39;</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">cmd</span><span class="o">.</span><span class="n">id</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">status</span><span class="p">))</span></div>
<div class="viewcode-block" id="QuboleHook.kill"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.kill">[docs]</a> <span class="k">def</span> <span class="nf">kill</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ti</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Kill (cancel) a Qubole command</span>
<span class="sd"> :param ti: Task Instance of the dag, used to determine the Quboles command id</span>
<span class="sd"> :return: response from Qubole</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">cmd</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">ti</span> <span class="ow">and</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">task_instance</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="s2">&quot;Unable to cancel Qubole Command, context is unavailable!&quot;</span><span class="p">)</span>
<span class="k">elif</span> <span class="ow">not</span> <span class="n">ti</span><span class="p">:</span>
<span class="n">ti</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">task_instance</span>
<span class="n">cmd_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s2">&quot;qbol_cmd_id&quot;</span><span class="p">,</span> <span class="n">task_ids</span><span class="o">=</span><span class="n">ti</span><span class="o">.</span><span class="n">task_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">cmd_id</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</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">&#39;Sending KILL signal to Qubole Command Id: </span><span class="si">%s</span><span class="s1">&#39;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">cancel</span><span class="p">()</span></div>
<div class="viewcode-block" id="QuboleHook.get_results"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.get_results">[docs]</a> <span class="k">def</span> <span class="nf">get_results</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ti</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">fp</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">inline</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">delim</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">fetch</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Get results (or just s3 locations) of a command from Qubole and save into a file</span>
<span class="sd"> :param ti: Task Instance of the dag, used to determine the Quboles command id</span>
<span class="sd"> :param fp: Optional file pointer, will create one and return if None passed</span>
<span class="sd"> :param inline: True to download actual results, False to get s3 locations only</span>
<span class="sd"> :param delim: Replaces the CTL-A chars with the given delim, defaults to &#39;,&#39;</span>
<span class="sd"> :param fetch: when inline is True, get results directly from s3 (if large)</span>
<span class="sd"> :return: file location containing actual results or s3 locations of results</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">fp</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">iso</span> <span class="o">=</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">utcnow</span><span class="p">()</span><span class="o">.</span><span class="n">isoformat</span><span class="p">()</span>
<span class="n">logpath</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">expanduser</span><span class="p">(</span>
<span class="n">configuration</span><span class="o">.</span><span class="n">conf</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;core&#39;</span><span class="p">,</span> <span class="s1">&#39;BASE_LOG_FOLDER&#39;</span><span class="p">)</span>
<span class="p">)</span>
<span class="n">resultpath</span> <span class="o">=</span> <span class="n">logpath</span> <span class="o">+</span> <span class="s1">&#39;/&#39;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">dag_id</span> <span class="o">+</span> <span class="s1">&#39;/&#39;</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">task_id</span> <span class="o">+</span> <span class="s1">&#39;/results&#39;</span>
<span class="n">configuration</span><span class="o">.</span><span class="n">mkdir_p</span><span class="p">(</span><span class="n">resultpath</span><span class="p">)</span>
<span class="n">fp</span> <span class="o">=</span> <span class="nb">open</span><span class="p">(</span><span class="n">resultpath</span> <span class="o">+</span> <span class="s1">&#39;/&#39;</span> <span class="o">+</span> <span class="n">iso</span><span class="p">,</span> <span class="s1">&#39;wb&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">cmd_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s2">&quot;qbol_cmd_id&quot;</span><span class="p">,</span> <span class="n">task_ids</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">task_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">cmd_id</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cmd</span><span class="o">.</span><span class="n">get_results</span><span class="p">(</span><span class="n">fp</span><span class="p">,</span> <span class="n">inline</span><span class="p">,</span> <span class="n">delim</span><span class="p">,</span> <span class="n">fetch</span><span class="p">)</span>
<span class="n">fp</span><span class="o">.</span><span class="n">flush</span><span class="p">()</span>
<span class="n">fp</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="k">return</span> <span class="n">fp</span><span class="o">.</span><span class="n">name</span></div>
<div class="viewcode-block" id="QuboleHook.get_log"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.get_log">[docs]</a> <span class="k">def</span> <span class="nf">get_log</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ti</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Get Logs of a command from Qubole</span>
<span class="sd"> :param ti: Task Instance of the dag, used to determine the Quboles command id</span>
<span class="sd"> :return: command log as text</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">cmd</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">cmd_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s2">&quot;qbol_cmd_id&quot;</span><span class="p">,</span> <span class="n">task_ids</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">task_id</span><span class="p">)</span>
<span class="n">Command</span><span class="o">.</span><span class="n">get_log_id</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="p">,</span> <span class="n">cmd_id</span><span class="p">)</span></div>
<div class="viewcode-block" id="QuboleHook.get_jobs_id"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.get_jobs_id">[docs]</a> <span class="k">def</span> <span class="nf">get_jobs_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ti</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Get jobs associated with a Qubole commands</span>
<span class="sd"> :param ti: Task Instance of the dag, used to determine the Quboles command id</span>
<span class="sd"> :return: Job information associated with command</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">cmd</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">cmd_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="s2">&quot;qbol_cmd_id&quot;</span><span class="p">,</span> <span class="n">task_ids</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">task_id</span><span class="p">)</span>
<span class="n">Command</span><span class="o">.</span><span class="n">get_jobs_id</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">cls</span><span class="p">,</span> <span class="n">cmd_id</span><span class="p">)</span></div>
<div class="viewcode-block" id="QuboleHook.get_extra_links"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.get_extra_links">[docs]</a> <span class="k">def</span> <span class="nf">get_extra_links</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">operator</span><span class="p">,</span> <span class="n">dttm</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Get link to qubole command result page.</span>
<span class="sd"> :param operator: operator</span>
<span class="sd"> :param dttm: datetime</span>
<span class="sd"> :return: url link</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">conn</span> <span class="o">=</span> <span class="n">BaseHook</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="n">operator</span><span class="o">.</span><span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;qubole_conn_id&#39;</span><span class="p">])</span>
<span class="k">if</span> <span class="n">conn</span> <span class="ow">and</span> <span class="n">conn</span><span class="o">.</span><span class="n">host</span><span class="p">:</span>
<span class="n">host</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">sub</span><span class="p">(</span><span class="sa">r</span><span class="s1">&#39;api$&#39;</span><span class="p">,</span> <span class="s1">&#39;v2/analyze?command_id=&#39;</span><span class="p">,</span> <span class="n">conn</span><span class="o">.</span><span class="n">host</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">host</span> <span class="o">=</span> <span class="s1">&#39;https://api.qubole.com/v2/analyze?command_id=&#39;</span>
<span class="n">ti</span> <span class="o">=</span> <span class="n">TaskInstance</span><span class="p">(</span><span class="n">task</span><span class="o">=</span><span class="n">operator</span><span class="p">,</span> <span class="n">execution_date</span><span class="o">=</span><span class="n">dttm</span><span class="p">)</span>
<span class="n">qds_command_id</span> <span class="o">=</span> <span class="n">ti</span><span class="o">.</span><span class="n">xcom_pull</span><span class="p">(</span><span class="n">task_ids</span><span class="o">=</span><span class="n">operator</span><span class="o">.</span><span class="n">task_id</span><span class="p">,</span> <span class="n">key</span><span class="o">=</span><span class="s1">&#39;qbol_cmd_id&#39;</span><span class="p">)</span>
<span class="n">url</span> <span class="o">=</span> <span class="n">host</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">qds_command_id</span><span class="p">)</span> <span class="k">if</span> <span class="n">qds_command_id</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
<span class="k">return</span> <span class="n">url</span></div>
<div class="viewcode-block" id="QuboleHook.create_cmd_args"><a class="viewcode-back" href="../../../../_api/airflow/contrib/hooks/qubole_hook/index.html#airflow.contrib.hooks.qubole_hook.QuboleHook.create_cmd_args">[docs]</a> <span class="k">def</span> <span class="nf">create_cmd_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">context</span><span class="p">):</span>
<span class="n">args</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">cmd_type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span><span class="p">[</span><span class="s1">&#39;command_type&#39;</span><span class="p">]</span>
<span class="n">inplace_args</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">tags</span> <span class="o">=</span> <span class="p">{</span><span class="bp">self</span><span class="o">.</span><span class="n">dag_id</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">task_id</span><span class="p">,</span> <span class="n">context</span><span class="p">[</span><span class="s1">&#39;run_id&#39;</span><span class="p">]}</span>
<span class="n">positional_args_list</span> <span class="o">=</span> <span class="n">flatten_list</span><span class="p">(</span><span class="n">POSITIONAL_ARGS</span><span class="o">.</span><span class="n">values</span><span class="p">())</span>
<span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
<span class="k">if</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">COMMAND_ARGS</span><span class="p">[</span><span class="n">cmd_type</span><span class="p">]:</span>
<span class="k">if</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">HYPHEN_ARGS</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="s2">&quot;--</span><span class="si">{0}</span><span class="s2">=</span><span class="si">{1}</span><span class="s2">&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">k</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">,</span> <span class="s1">&#39;-&#39;</span><span class="p">),</span> <span class="n">v</span><span class="p">))</span>
<span class="k">elif</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">positional_args_list</span><span class="p">:</span>
<span class="n">inplace_args</span> <span class="o">=</span> <span class="n">v</span>
<span class="k">elif</span> <span class="n">k</span> <span class="o">==</span> <span class="s1">&#39;tags&#39;</span><span class="p">:</span>
<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">v</span><span class="p">,</span> <span class="n">six</span><span class="o">.</span><span class="n">string_types</span><span class="p">):</span>
<span class="n">tags</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">v</span><span class="p">)</span>
<span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">v</span><span class="p">,</span> <span class="p">(</span><span class="nb">list</span><span class="p">,</span> <span class="nb">tuple</span><span class="p">)):</span>
<span class="k">for</span> <span class="n">val</span> <span class="ow">in</span> <span class="n">v</span><span class="p">:</span>
<span class="n">tags</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">val</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="s2">&quot;--</span><span class="si">{0}</span><span class="s2">=</span><span class="si">{1}</span><span class="s2">&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">k</span><span class="p">,</span> <span class="n">v</span><span class="p">))</span>
<span class="k">if</span> <span class="n">k</span> <span class="o">==</span> <span class="s1">&#39;notify&#39;</span> <span class="ow">and</span> <span class="n">v</span> <span class="ow">is</span> <span class="kc">True</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="s2">&quot;--notify&quot;</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="s2">&quot;--tags=</span><span class="si">{0}</span><span class="s2">&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="s1">&#39;,&#39;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">filter</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="n">tags</span><span class="p">))))</span>
<span class="k">if</span> <span class="n">inplace_args</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">args</span> <span class="o">+=</span> <span class="n">inplace_args</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">&#39; &#39;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">args</span></div></div>
</pre></div>
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