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<h1>Source code for airflow.contrib.operators.azure_container_instances_operator</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="kn">from</span> <span class="nn">collections</span> <span class="k">import</span> <span class="n">namedtuple</span>
<span class="kn">from</span> <span class="nn">typing</span> <span class="k">import</span> <span class="n">Sequence</span><span class="p">,</span> <span class="n">Dict</span>
<span class="kn">from</span> <span class="nn">time</span> <span class="k">import</span> <span class="n">sleep</span>
<span class="kn">import</span> <span class="nn">re</span>
<span class="kn">from</span> <span class="nn">airflow.contrib.hooks.azure_container_instance_hook</span> <span class="k">import</span> <span class="n">AzureContainerInstanceHook</span>
<span class="kn">from</span> <span class="nn">airflow.contrib.hooks.azure_container_registry_hook</span> <span class="k">import</span> <span class="n">AzureContainerRegistryHook</span>
<span class="kn">from</span> <span class="nn">airflow.contrib.hooks.azure_container_volume_hook</span> <span class="k">import</span> <span class="n">AzureContainerVolumeHook</span>
<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span><span class="p">,</span> <span class="n">AirflowTaskTimeout</span>
<span class="kn">from</span> <span class="nn">airflow.models</span> <span class="k">import</span> <span class="n">BaseOperator</span>
<span class="kn">from</span> <span class="nn">airflow.utils.decorators</span> <span class="k">import</span> <span class="n">apply_defaults</span>
<span class="kn">from</span> <span class="nn">azure.mgmt.containerinstance.models</span> <span class="k">import</span> <span class="p">(</span><span class="n">EnvironmentVariable</span><span class="p">,</span>
<span class="n">VolumeMount</span><span class="p">,</span>
<span class="n">ResourceRequests</span><span class="p">,</span>
<span class="n">ResourceRequirements</span><span class="p">,</span>
<span class="n">Container</span><span class="p">,</span>
<span class="n">ContainerGroup</span><span class="p">)</span>
<span class="kn">from</span> <span class="nn">msrestazure.azure_exceptions</span> <span class="k">import</span> <span class="n">CloudError</span>
<div class="viewcode-block" id="Volume"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.Volume">[docs]</a><span class="n">Volume</span> <span class="o">=</span> <span class="n">namedtuple</span><span class="p">(</span>
<span class="s1">&#39;Volume&#39;</span><span class="p">,</span>
<span class="p">[</span><span class="s1">&#39;conn_id&#39;</span><span class="p">,</span> <span class="s1">&#39;account_name&#39;</span><span class="p">,</span> <span class="s1">&#39;share_name&#39;</span><span class="p">,</span> <span class="s1">&#39;mount_path&#39;</span><span class="p">,</span> <span class="s1">&#39;read_only&#39;</span><span class="p">],</span></div>
<span class="p">)</span>
<div class="viewcode-block" id="DEFAULT_ENVIRONMENT_VARIABLES"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.DEFAULT_ENVIRONMENT_VARIABLES">[docs]</a><span class="n">DEFAULT_ENVIRONMENT_VARIABLES</span> <span class="o">=</span> <span class="p">{}</span> <span class="c1"># type: Dict[str, str]</span></div>
<div class="viewcode-block" id="DEFAULT_SECURED_VARIABLES"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.DEFAULT_SECURED_VARIABLES">[docs]</a><span class="n">DEFAULT_SECURED_VARIABLES</span> <span class="o">=</span> <span class="p">[]</span> <span class="c1"># type: Sequence[str]</span></div>
<div class="viewcode-block" id="DEFAULT_VOLUMES"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.DEFAULT_VOLUMES">[docs]</a><span class="n">DEFAULT_VOLUMES</span> <span class="o">=</span> <span class="p">[]</span> <span class="c1"># type: Sequence[Volume]</span></div>
<div class="viewcode-block" id="DEFAULT_MEMORY_IN_GB"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.DEFAULT_MEMORY_IN_GB">[docs]</a><span class="n">DEFAULT_MEMORY_IN_GB</span> <span class="o">=</span> <span class="mf">2.0</span></div>
<div class="viewcode-block" id="DEFAULT_CPU"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.DEFAULT_CPU">[docs]</a><span class="n">DEFAULT_CPU</span> <span class="o">=</span> <span class="mf">1.0</span></div>
<div class="viewcode-block" id="AzureContainerInstancesOperator"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator">[docs]</a><span class="k">class</span> <span class="nc">AzureContainerInstancesOperator</span><span class="p">(</span><span class="n">BaseOperator</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Start a container on Azure Container Instances</span>
<span class="sd"> :param ci_conn_id: connection id of a service principal which will be used</span>
<span class="sd"> to start the container instance</span>
<span class="sd"> :type ci_conn_id: str</span>
<span class="sd"> :param registry_conn_id: connection id of a user which can login to a</span>
<span class="sd"> private docker registry. If None, we assume a public registry</span>
<span class="sd"> :type registry_conn_id: str</span>
<span class="sd"> :param resource_group: name of the resource group wherein this container</span>
<span class="sd"> instance should be started</span>
<span class="sd"> :type resource_group: str</span>
<span class="sd"> :param name: name of this container instance. Please note this name has</span>
<span class="sd"> to be unique in order to run containers in parallel.</span>
<span class="sd"> :type name: str</span>
<span class="sd"> :param image: the docker image to be used</span>
<span class="sd"> :type image: str</span>
<span class="sd"> :param region: the region wherein this container instance should be started</span>
<span class="sd"> :type region: str</span>
<span class="sd"> :param environment_variables: key,value pairs containing environment</span>
<span class="sd"> variables which will be passed to the running container</span>
<span class="sd"> :type environment_variables: dict</span>
<span class="sd"> :param secured_variables: names of environmental variables that should not</span>
<span class="sd"> be exposed outside the container (typically passwords).</span>
<span class="sd"> :type secured_variables: [str]</span>
<span class="sd"> :param volumes: list of ``Volume`` tuples to be mounted to the container.</span>
<span class="sd"> Currently only Azure Fileshares are supported.</span>
<span class="sd"> :type volumes: list[&lt;conn_id, account_name, share_name, mount_path, read_only&gt;]</span>
<span class="sd"> :param memory_in_gb: the amount of memory to allocate to this container</span>
<span class="sd"> :type memory_in_gb: double</span>
<span class="sd"> :param cpu: the number of cpus to allocate to this container</span>
<span class="sd"> :type cpu: double</span>
<span class="sd"> :param gpu: GPU Resource for the container.</span>
<span class="sd"> :type gpu: azure.mgmt.containerinstance.models.GpuResource</span>
<span class="sd"> :param command: the command to run inside the container</span>
<span class="sd"> :type command: [str]</span>
<span class="sd"> :param container_timeout: max time allowed for the execution of</span>
<span class="sd"> the container instance.</span>
<span class="sd"> :type container_timeout: datetime.timedelta</span>
<span class="sd"> **Example**::</span>
<span class="sd"> AzureContainerInstancesOperator(</span>
<span class="sd"> &quot;azure_service_principal&quot;,</span>
<span class="sd"> &quot;azure_registry_user&quot;,</span>
<span class="sd"> &quot;my-resource-group&quot;,</span>
<span class="sd"> &quot;my-container-name-{{ ds }}&quot;,</span>
<span class="sd"> &quot;myprivateregistry.azurecr.io/my_container:latest&quot;,</span>
<span class="sd"> &quot;westeurope&quot;,</span>
<span class="sd"> {&quot;MODEL_PATH&quot;: &quot;my_value&quot;,</span>
<span class="sd"> &quot;POSTGRES_LOGIN&quot;: &quot;{{ macros.connection(&#39;postgres_default&#39;).login }}&quot;</span>
<span class="sd"> &quot;POSTGRES_PASSWORD&quot;: &quot;{{ macros.connection(&#39;postgres_default&#39;).password }}&quot;,</span>
<span class="sd"> &quot;JOB_GUID&quot;: &quot;{{ ti.xcom_pull(task_ids=&#39;task1&#39;, key=&#39;guid&#39;) }}&quot; },</span>
<span class="sd"> [&#39;POSTGRES_PASSWORD&#39;],</span>
<span class="sd"> [(&quot;azure_wasb_conn_id&quot;,</span>
<span class="sd"> &quot;my_storage_container&quot;,</span>
<span class="sd"> &quot;my_fileshare&quot;,</span>
<span class="sd"> &quot;/input-data&quot;,</span>
<span class="sd"> True),],</span>
<span class="sd"> memory_in_gb=14.0,</span>
<span class="sd"> cpu=4.0,</span>
<span class="sd"> gpu=GpuResource(count=1, sku=&#39;K80&#39;),</span>
<span class="sd"> command=[&quot;/bin/echo&quot;, &quot;world&quot;],</span>
<span class="sd"> container_timeout=timedelta(hours=2),</span>
<span class="sd"> task_id=&quot;start_container&quot;</span>
<span class="sd"> )</span>
<span class="sd"> &quot;&quot;&quot;</span>
<div class="viewcode-block" id="AzureContainerInstancesOperator.template_fields"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator.template_fields">[docs]</a> <span class="n">template_fields</span> <span class="o">=</span> <span class="p">(</span><span class="s1">&#39;name&#39;</span><span class="p">,</span> <span class="s1">&#39;image&#39;</span><span class="p">,</span> <span class="s1">&#39;command&#39;</span><span class="p">,</span> <span class="s1">&#39;environment_variables&#39;</span><span class="p">)</span></div>
<span class="nd">@apply_defaults</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">ci_conn_id</span><span class="p">,</span>
<span class="n">registry_conn_id</span><span class="p">,</span>
<span class="n">resource_group</span><span class="p">,</span>
<span class="n">name</span><span class="p">,</span>
<span class="n">image</span><span class="p">,</span>
<span class="n">region</span><span class="p">,</span>
<span class="n">environment_variables</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">secured_variables</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">volumes</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">memory_in_gb</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">cpu</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">gpu</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">command</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">remove_on_error</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span>
<span class="n">fail_if_exists</span><span class="o">=</span><span class="kc">True</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="nb">super</span><span class="p">(</span><span class="n">AzureContainerInstancesOperator</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="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="bp">self</span><span class="o">.</span><span class="n">ci_conn_id</span> <span class="o">=</span> <span class="n">ci_conn_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">resource_group</span> <span class="o">=</span> <span class="n">resource_group</span>
<span class="bp">self</span><span class="o">.</span><span class="n">name</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_check_name</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">image</span> <span class="o">=</span> <span class="n">image</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">registry_conn_id</span> <span class="o">=</span> <span class="n">registry_conn_id</span>
<span class="bp">self</span><span class="o">.</span><span class="n">environment_variables</span> <span class="o">=</span> <span class="n">environment_variables</span> <span class="ow">or</span> <span class="n">DEFAULT_ENVIRONMENT_VARIABLES</span>
<span class="bp">self</span><span class="o">.</span><span class="n">secured_variables</span> <span class="o">=</span> <span class="n">secured_variables</span> <span class="ow">or</span> <span class="n">DEFAULT_SECURED_VARIABLES</span>
<span class="bp">self</span><span class="o">.</span><span class="n">volumes</span> <span class="o">=</span> <span class="n">volumes</span> <span class="ow">or</span> <span class="n">DEFAULT_VOLUMES</span>
<span class="bp">self</span><span class="o">.</span><span class="n">memory_in_gb</span> <span class="o">=</span> <span class="n">memory_in_gb</span> <span class="ow">or</span> <span class="n">DEFAULT_MEMORY_IN_GB</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cpu</span> <span class="o">=</span> <span class="n">cpu</span> <span class="ow">or</span> <span class="n">DEFAULT_CPU</span>
<span class="bp">self</span><span class="o">.</span><span class="n">gpu</span> <span class="o">=</span> <span class="n">gpu</span>
<span class="bp">self</span><span class="o">.</span><span class="n">command</span> <span class="o">=</span> <span class="n">command</span>
<span class="bp">self</span><span class="o">.</span><span class="n">remove_on_error</span> <span class="o">=</span> <span class="n">remove_on_error</span>
<span class="bp">self</span><span class="o">.</span><span class="n">fail_if_exists</span> <span class="o">=</span> <span class="n">fail_if_exists</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span> <span class="o">=</span> <span class="kc">None</span>
<div class="viewcode-block" id="AzureContainerInstancesOperator.execute"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator.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="c1"># Check name again in case it was templated.</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_check_name</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span> <span class="o">=</span> <span class="n">AzureContainerInstanceHook</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">ci_conn_id</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">fail_if_exists</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;Testing if container group already exists&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="o">.</span><span class="n">exists</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">resource_group</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">name</span><span class="p">):</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;Container group exists&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">registry_conn_id</span><span class="p">:</span>
<span class="n">registry_hook</span> <span class="o">=</span> <span class="n">AzureContainerRegistryHook</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">registry_conn_id</span><span class="p">)</span>
<span class="n">image_registry_credentials</span> <span class="o">=</span> <span class="p">[</span><span class="n">registry_hook</span><span class="o">.</span><span class="n">connection</span><span class="p">,</span> <span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">image_registry_credentials</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">environment_variables</span> <span class="o">=</span> <span class="p">[]</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="bp">self</span><span class="o">.</span><span class="n">environment_variables</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
<span class="k">if</span> <span class="n">key</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">secured_variables</span><span class="p">:</span>
<span class="n">e</span> <span class="o">=</span> <span class="n">EnvironmentVariable</span><span class="p">(</span><span class="n">name</span><span class="o">=</span><span class="n">key</span><span class="p">,</span> <span class="n">secure_value</span><span class="o">=</span><span class="n">value</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">e</span> <span class="o">=</span> <span class="n">EnvironmentVariable</span><span class="p">(</span><span class="n">name</span><span class="o">=</span><span class="n">key</span><span class="p">,</span> <span class="n">value</span><span class="o">=</span><span class="n">value</span><span class="p">)</span>
<span class="n">environment_variables</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
<span class="n">volumes</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">volume_mounts</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">conn_id</span><span class="p">,</span> <span class="n">account_name</span><span class="p">,</span> <span class="n">share_name</span><span class="p">,</span> <span class="n">mount_path</span><span class="p">,</span> <span class="n">read_only</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">volumes</span><span class="p">:</span>
<span class="n">hook</span> <span class="o">=</span> <span class="n">AzureContainerVolumeHook</span><span class="p">(</span><span class="n">conn_id</span><span class="p">)</span>
<span class="n">mount_name</span> <span class="o">=</span> <span class="s2">&quot;mount-</span><span class="si">%d</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="nb">len</span><span class="p">(</span><span class="n">volumes</span><span class="p">)</span>
<span class="n">volumes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">hook</span><span class="o">.</span><span class="n">get_file_volume</span><span class="p">(</span><span class="n">mount_name</span><span class="p">,</span>
<span class="n">share_name</span><span class="p">,</span>
<span class="n">account_name</span><span class="p">,</span>
<span class="n">read_only</span><span class="p">))</span>
<span class="n">volume_mounts</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">VolumeMount</span><span class="p">(</span><span class="n">name</span><span class="o">=</span><span class="n">mount_name</span><span class="p">,</span>
<span class="n">mount_path</span><span class="o">=</span><span class="n">mount_path</span><span class="p">,</span>
<span class="n">read_only</span><span class="o">=</span><span class="n">read_only</span><span class="p">))</span>
<span class="n">exit_code</span> <span class="o">=</span> <span class="mi">1</span>
<span class="k">try</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;Starting container group with </span><span class="si">%.1f</span><span class="s2"> cpu </span><span class="si">%.1f</span><span class="s2"> mem&quot;</span><span class="p">,</span>
<span class="bp">self</span><span class="o">.</span><span class="n">cpu</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">memory_in_gb</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">gpu</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;GPU count: </span><span class="si">%.1f</span><span class="s2">, GPU SKU: </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">gpu</span><span class="o">.</span><span class="n">count</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">gpu</span><span class="o">.</span><span class="n">sku</span><span class="p">)</span>
<span class="n">resources</span> <span class="o">=</span> <span class="n">ResourceRequirements</span><span class="p">(</span><span class="n">requests</span><span class="o">=</span><span class="n">ResourceRequests</span><span class="p">(</span>
<span class="n">memory_in_gb</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">memory_in_gb</span><span class="p">,</span>
<span class="n">cpu</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">cpu</span><span class="p">,</span>
<span class="n">gpu</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">gpu</span><span class="p">))</span>
<span class="n">container</span> <span class="o">=</span> <span class="n">Container</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">name</span><span class="p">,</span>
<span class="n">image</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">image</span><span class="p">,</span>
<span class="n">resources</span><span class="o">=</span><span class="n">resources</span><span class="p">,</span>
<span class="n">command</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">command</span><span class="p">,</span>
<span class="n">environment_variables</span><span class="o">=</span><span class="n">environment_variables</span><span class="p">,</span>
<span class="n">volume_mounts</span><span class="o">=</span><span class="n">volume_mounts</span><span class="p">)</span>
<span class="n">container_group</span> <span class="o">=</span> <span class="n">ContainerGroup</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">region</span><span class="p">,</span>
<span class="n">containers</span><span class="o">=</span><span class="p">[</span><span class="n">container</span><span class="p">,</span> <span class="p">],</span>
<span class="n">image_registry_credentials</span><span class="o">=</span><span class="n">image_registry_credentials</span><span class="p">,</span>
<span class="n">volumes</span><span class="o">=</span><span class="n">volumes</span><span class="p">,</span>
<span class="n">restart_policy</span><span class="o">=</span><span class="s1">&#39;Never&#39;</span><span class="p">,</span>
<span class="n">os_type</span><span class="o">=</span><span class="s1">&#39;Linux&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="o">.</span><span class="n">create_or_update</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">resource_group</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">container_group</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;Container group started </span><span class="si">%s</span><span class="s2">/</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">resource_group</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
<span class="n">exit_code</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_monitor_logging</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">resource_group</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">name</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;Container had exit code: </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">exit_code</span><span class="p">)</span>
<span class="k">if</span> <span class="n">exit_code</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="s2">&quot;Container had a non-zero exit code, </span><span class="si">%s</span><span class="s2">&quot;</span>
<span class="o">%</span> <span class="n">exit_code</span><span class="p">)</span>
<span class="k">return</span> <span class="n">exit_code</span>
<span class="k">except</span> <span class="n">CloudError</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">exception</span><span class="p">(</span><span class="s2">&quot;Could not start container group&quot;</span><span class="p">)</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s2">&quot;Could not start container group&quot;</span><span class="p">)</span>
<span class="k">finally</span><span class="p">:</span>
<span class="k">if</span> <span class="n">exit_code</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">remove_on_error</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">on_kill</span><span class="p">()</span></div>
<div class="viewcode-block" id="AzureContainerInstancesOperator.on_kill"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator.on_kill">[docs]</a> <span class="k">def</span> <span class="nf">on_kill</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">remove_on_error</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;Deleting container group&quot;</span><span class="p">)</span>
<span class="k">try</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="o">.</span><span class="n">delete</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">resource_group</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">Exception</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">exception</span><span class="p">(</span><span class="s2">&quot;Could not delete container group&quot;</span><span class="p">)</span></div>
<div class="viewcode-block" id="AzureContainerInstancesOperator._monitor_logging"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator._monitor_logging">[docs]</a> <span class="k">def</span> <span class="nf">_monitor_logging</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ci_hook</span><span class="p">,</span> <span class="n">resource_group</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
<span class="n">last_state</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">last_message_logged</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">last_line_logged</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">cg_state</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="o">.</span><span class="n">get_state</span><span class="p">(</span><span class="n">resource_group</span><span class="p">,</span> <span class="n">name</span><span class="p">)</span>
<span class="n">instance_view</span> <span class="o">=</span> <span class="n">cg_state</span><span class="o">.</span><span class="n">containers</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">instance_view</span>
<span class="c1"># If there is no instance view, we show the provisioning state</span>
<span class="k">if</span> <span class="n">instance_view</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">c_state</span> <span class="o">=</span> <span class="n">instance_view</span><span class="o">.</span><span class="n">current_state</span>
<span class="n">state</span><span class="p">,</span> <span class="n">exit_code</span><span class="p">,</span> <span class="n">detail_status</span> <span class="o">=</span> <span class="p">(</span><span class="n">c_state</span><span class="o">.</span><span class="n">state</span><span class="p">,</span>
<span class="n">c_state</span><span class="o">.</span><span class="n">exit_code</span><span class="p">,</span>
<span class="n">c_state</span><span class="o">.</span><span class="n">detail_status</span><span class="p">)</span>
<span class="n">messages</span> <span class="o">=</span> <span class="p">[</span><span class="n">event</span><span class="o">.</span><span class="n">message</span> <span class="k">for</span> <span class="n">event</span> <span class="ow">in</span> <span class="n">instance_view</span><span class="o">.</span><span class="n">events</span><span class="p">]</span>
<span class="n">last_message_logged</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_log_last</span><span class="p">(</span><span class="n">messages</span><span class="p">,</span> <span class="n">last_message_logged</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">state</span> <span class="o">=</span> <span class="n">cg_state</span><span class="o">.</span><span class="n">provisioning_state</span>
<span class="n">exit_code</span> <span class="o">=</span> <span class="mi">0</span>
<span class="n">detail_status</span> <span class="o">=</span> <span class="s2">&quot;Provisioning&quot;</span>
<span class="k">if</span> <span class="n">state</span> <span class="o">!=</span> <span class="n">last_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">info</span><span class="p">(</span><span class="s2">&quot;Container group state changed to </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">state</span><span class="p">)</span>
<span class="n">last_state</span> <span class="o">=</span> <span class="n">state</span>
<span class="k">if</span> <span class="n">state</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">&quot;Running&quot;</span><span class="p">,</span> <span class="s2">&quot;Terminated&quot;</span><span class="p">]:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">logs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ci_hook</span><span class="o">.</span><span class="n">get_logs</span><span class="p">(</span><span class="n">resource_group</span><span class="p">,</span> <span class="n">name</span><span class="p">)</span>
<span class="n">last_line_logged</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_log_last</span><span class="p">(</span><span class="n">logs</span><span class="p">,</span> <span class="n">last_line_logged</span><span class="p">)</span>
<span class="k">except</span> <span class="n">CloudError</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">exception</span><span class="p">(</span><span class="s2">&quot;Exception while getting logs from &quot;</span>
<span class="s2">&quot;container instance, retrying...&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">state</span> <span class="o">==</span> <span class="s2">&quot;Terminated&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;Container exited with detail_status </span><span class="si">%s</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">detail_status</span><span class="p">)</span>
<span class="k">return</span> <span class="n">exit_code</span>
<span class="k">if</span> <span class="n">state</span> <span class="o">==</span> <span class="s2">&quot;Failed&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;Azure provision failure&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="mi">1</span>
<span class="k">except</span> <span class="n">AirflowTaskTimeout</span><span class="p">:</span>
<span class="k">raise</span>
<span class="k">except</span> <span class="n">CloudError</span> <span class="k">as</span> <span class="n">err</span><span class="p">:</span>
<span class="k">if</span> <span class="s1">&#39;ResourceNotFound&#39;</span> <span class="ow">in</span> <span class="nb">str</span><span class="p">(</span><span class="n">err</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;ResourceNotFound, container is probably removed &quot;</span>
<span class="s2">&quot;by another process &quot;</span>
<span class="s2">&quot;(make sure that the name is unique).&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="mi">1</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">exception</span><span class="p">(</span><span class="s2">&quot;Exception while getting container groups&quot;</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">Exception</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">exception</span><span class="p">(</span><span class="s2">&quot;Exception while getting container groups&quot;</span><span class="p">)</span>
<span class="n">sleep</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span></div>
<div class="viewcode-block" id="AzureContainerInstancesOperator._log_last"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator._log_last">[docs]</a> <span class="k">def</span> <span class="nf">_log_last</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">logs</span><span class="p">,</span> <span class="n">last_line_logged</span><span class="p">):</span>
<span class="k">if</span> <span class="n">logs</span><span class="p">:</span>
<span class="c1"># determine the last line which was logged before</span>
<span class="n">last_line_index</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">logs</span><span class="p">)</span> <span class="o">-</span> <span class="mi">1</span><span class="p">,</span> <span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="o">-</span><span class="mi">1</span><span class="p">):</span>
<span class="k">if</span> <span class="n">logs</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">==</span> <span class="n">last_line_logged</span><span class="p">:</span>
<span class="c1"># this line is the same, hence print from i+1</span>
<span class="n">last_line_index</span> <span class="o">=</span> <span class="n">i</span> <span class="o">+</span> <span class="mi">1</span>
<span class="k">break</span>
<span class="c1"># log all new ones</span>
<span class="k">for</span> <span class="n">line</span> <span class="ow">in</span> <span class="n">logs</span><span class="p">[</span><span class="n">last_line_index</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="k">return</span> <span class="n">logs</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span></div>
<span class="nd">@staticmethod</span>
<div class="viewcode-block" id="AzureContainerInstancesOperator._check_name"><a class="viewcode-back" href="../../../../_api/airflow/contrib/operators/azure_container_instances_operator/index.html#airflow.contrib.operators.azure_container_instances_operator.AzureContainerInstancesOperator._check_name">[docs]</a> <span class="k">def</span> <span class="nf">_check_name</span><span class="p">(</span><span class="n">name</span><span class="p">):</span>
<span class="k">if</span> <span class="s1">&#39;{{&#39;</span> <span class="ow">in</span> <span class="n">name</span><span class="p">:</span>
<span class="c1"># Let macros pass as they cannot be checked at construction time</span>
<span class="k">return</span> <span class="n">name</span>
<span class="n">regex_check</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="s2">&quot;[a-z0-9]([-a-z0-9]*[a-z0-9])?&quot;</span><span class="p">,</span> <span class="n">name</span><span class="p">)</span>
<span class="k">if</span> <span class="n">regex_check</span> <span class="ow">is</span> <span class="kc">None</span> <span class="ow">or</span> <span class="n">regex_check</span><span class="o">.</span><span class="n">group</span><span class="p">()</span> <span class="o">!=</span> <span class="n">name</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">&#39;ACI name must match regex [a-z0-9]([-a-z0-9]*[a-z0-9])? (like &quot;my-name&quot;)&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">name</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">63</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">&#39;ACI name cannot be longer than 63 characters&#39;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">name</span></div></div>
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