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adding submit job sample and updating submit job in quickstart (#284)
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Copyright 2020 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| // [START dataproc_submit_job] | ||
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| import com.google.api.gax.longrunning.OperationFuture; | ||
| import com.google.cloud.dataproc.v1.HadoopJob; | ||
| import com.google.cloud.dataproc.v1.Job; | ||
| import com.google.cloud.dataproc.v1.JobControllerClient; | ||
| import com.google.cloud.dataproc.v1.JobControllerSettings; | ||
| import com.google.cloud.dataproc.v1.JobMetadata; | ||
| import com.google.cloud.dataproc.v1.JobPlacement; | ||
| import com.google.cloud.dataproc.v1.SparkJob; | ||
| import com.google.cloud.storage.Blob; | ||
| import com.google.cloud.storage.Storage; | ||
| import com.google.cloud.storage.StorageOptions; | ||
| import java.io.IOException; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.concurrent.ExecutionException; | ||
| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
|
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| public class SubmitJob { | ||
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| public static void submitJob() throws IOException, InterruptedException { | ||
| // TODO(developer): Replace these variables before running the sample. | ||
| String projectId = "your-project-id"; | ||
| String region = "your-project-region"; | ||
| String clusterName = "your-cluster-name"; | ||
| submitJob(projectId, region, clusterName); | ||
| } | ||
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| public static void submitJob( | ||
| String projectId, String region, String clusterName) | ||
| throws IOException, InterruptedException { | ||
| String myEndpoint = String.format("%s-dataproc.googleapis.com:443", region); | ||
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| // Configure the settings for the job controller client. | ||
| JobControllerSettings jobControllerSettings = | ||
| JobControllerSettings.newBuilder().setEndpoint(myEndpoint).build(); | ||
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| // Create a job controller client with the configured settings. Using a try-with-resources | ||
| // closes the client, | ||
| // but this can also be done manually with the .close() method. | ||
| try (JobControllerClient jobControllerClient = | ||
| JobControllerClient.create(jobControllerSettings)) { | ||
|
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| // Configure cluster placement for the job. | ||
| JobPlacement jobPlacement = JobPlacement.newBuilder().setClusterName(clusterName).build(); | ||
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| // Configure Spark job settings. | ||
| SparkJob sparkJob = | ||
| SparkJob.newBuilder() | ||
| .setMainClass("org.apache.spark.examples.SparkPi") | ||
| .addJarFileUris("file:///usr/lib/spark/examples/jars/spark-examples.jar") | ||
| .addArgs("1000") | ||
| .build(); | ||
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| Job job = Job.newBuilder().setPlacement(jobPlacement).setSparkJob(sparkJob).build(); | ||
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| // Submit an asynchronous request to execute the job. | ||
| OperationFuture<Job, JobMetadata> submitJobAsOperationAsyncRequest = | ||
| jobControllerClient.submitJobAsOperationAsync(projectId, region, job); | ||
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| Job response = submitJobAsOperationAsyncRequest.get(); | ||
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| // Print output from Google Cloud Storage. | ||
| Matcher matches = | ||
| Pattern.compile("gs://(.*?)/(.*)").matcher(response.getDriverOutputResourceUri()); | ||
| matches.matches(); | ||
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| Storage storage = StorageOptions.getDefaultInstance().getService(); | ||
| Blob blob = storage.get(matches.group(1), String.format("%s.000000000", matches.group(2))); | ||
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| System.out.println( | ||
| String.format("Job finished successfully: %s", new String(blob.getContent()))); | ||
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| } catch (ExecutionException e) { | ||
| // If the job does not complete successfully, print the error message. | ||
| System.err.println(String.format("submitJob: %s ", e.getMessage())); | ||
| } | ||
| } | ||
| } | ||
| // [END dataproc_submit_job] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| /* | ||
| * Copyright 2020 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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||
| import static junit.framework.TestCase.assertNotNull; | ||
| import static org.hamcrest.MatcherAssert.assertThat; | ||
|
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| import com.google.api.gax.longrunning.OperationFuture; | ||
| import com.google.cloud.dataproc.v1.Cluster; | ||
| import com.google.cloud.dataproc.v1.ClusterControllerClient; | ||
| import com.google.cloud.dataproc.v1.ClusterControllerSettings; | ||
| import com.google.cloud.dataproc.v1.ClusterOperationMetadata; | ||
| import com.google.protobuf.Empty; | ||
| import java.io.ByteArrayOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.PrintStream; | ||
| import java.util.UUID; | ||
| import java.util.concurrent.ExecutionException; | ||
| import org.hamcrest.CoreMatchers; | ||
| import org.junit.After; | ||
| import org.junit.Before; | ||
| import org.junit.BeforeClass; | ||
| import org.junit.Test; | ||
| import org.junit.runner.RunWith; | ||
| import org.junit.runners.JUnit4; | ||
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| @RunWith(JUnit4.class) | ||
| public class SubmitJobTest { | ||
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| private static final String CLUSTER_NAME = | ||
| String.format("java-sj-test--%s", UUID.randomUUID().toString()); | ||
| private static final String REGION = "us-central1"; | ||
| private static final String PROJECT_ID = System.getenv("GOOGLE_CLOUD_PROJECT"); | ||
| private static final String ENDPOINT = String.format("%s-dataproc.googleapis.com:443", REGION); | ||
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| private ByteArrayOutputStream bout; | ||
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| private static void requireEnv(String varName) { | ||
| assertNotNull( | ||
| String.format("Environment variable '%s' is required to perform these tests.", varName), | ||
| System.getenv(varName)); | ||
| } | ||
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| @BeforeClass | ||
| public static void checkRequirements() { | ||
| requireEnv("GOOGLE_APPLICATION_CREDENTIALS"); | ||
| requireEnv("GOOGLE_CLOUD_PROJECT"); | ||
| } | ||
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| @Before | ||
| public void setUp() throws IOException, ExecutionException, InterruptedException { | ||
| bout = new ByteArrayOutputStream(); | ||
| System.setOut(new PrintStream(bout)); | ||
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| ClusterControllerSettings clusterControllerSettings = | ||
| ClusterControllerSettings.newBuilder().setEndpoint(ENDPOINT).build(); | ||
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| try (ClusterControllerClient clusterControllerClient = | ||
| ClusterControllerClient.create(clusterControllerSettings)) { | ||
| // Create the Dataproc cluster. | ||
| Cluster cluster = Cluster.newBuilder().setClusterName(CLUSTER_NAME).build(); | ||
| OperationFuture<Cluster, ClusterOperationMetadata> createClusterAsyncRequest = | ||
| clusterControllerClient.createClusterAsync(PROJECT_ID, REGION, cluster); | ||
| createClusterAsyncRequest.get(); | ||
| } | ||
| } | ||
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| @Test | ||
| public void submitJobTest() throws IOException, InterruptedException { | ||
| SubmitJob.submitJob(PROJECT_ID, REGION, CLUSTER_NAME); | ||
| String output = bout.toString(); | ||
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| assertThat(output, CoreMatchers.containsString("Job finished successfully")); | ||
| } | ||
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| @After | ||
| public void tearDown() throws IOException, InterruptedException, ExecutionException { | ||
|
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| ClusterControllerSettings clusterControllerSettings = | ||
| ClusterControllerSettings.newBuilder().setEndpoint(ENDPOINT).build(); | ||
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| try (ClusterControllerClient clusterControllerClient = | ||
| ClusterControllerClient.create(clusterControllerSettings)) { | ||
| OperationFuture<Empty, ClusterOperationMetadata> deleteClusterAsyncRequest = | ||
| clusterControllerClient.deleteClusterAsync(PROJECT_ID, REGION, CLUSTER_NAME); | ||
| deleteClusterAsyncRequest.get(); | ||
| } | ||
| } | ||
| } |