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Merge pull request #20 from GoogleCloudPlatform/monitoring
Move java cloud monitoring sample into github.
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | ||
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> | ||
<modelVersion>4.0.0</modelVersion> | ||
<groupId>com.google.cloud.monitoring.samples</groupId> | ||
<artifactId>cloud-monitoring-samples</artifactId> | ||
<packaging>jar</packaging> | ||
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<parent> | ||
<artifactId>doc-samples</artifactId> | ||
<groupId>com.google.cloud</groupId> | ||
<version>1.0.0</version> | ||
<relativePath>..</relativePath> | ||
</parent> | ||
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<repositories> | ||
<repository> | ||
<id>googleapis</id> | ||
<url>https://google-api-client-libraries.appspot.com/mavenrepo</url> | ||
</repository> | ||
</repositories> | ||
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<dependencies> | ||
<dependency> | ||
<groupId>com.google.apis</groupId> | ||
<artifactId>google-api-services-cloudmonitoring</artifactId> | ||
<version>v2beta2-rev20-1.20.0</version> | ||
</dependency> | ||
<dependency> | ||
<groupId>com.google.oauth-client</groupId> | ||
<artifactId>google-oauth-client</artifactId> | ||
<version>${project.oauth.version}</version> | ||
</dependency> | ||
<dependency> | ||
<groupId>com.google.http-client</groupId> | ||
<artifactId>google-http-client-jackson2</artifactId> | ||
<version>${project.http.version}</version> | ||
</dependency> | ||
<dependency> | ||
<groupId>com.google.oauth-client</groupId> | ||
<artifactId>google-oauth-client-jetty</artifactId> | ||
<version>${project.oauth.version}</version> | ||
</dependency> | ||
<dependency> | ||
<groupId>junit</groupId> | ||
<artifactId>junit</artifactId> | ||
</dependency> | ||
<dependency> | ||
<groupId>com.jcabi</groupId> | ||
<artifactId>jcabi-matchers</artifactId> | ||
<version>1.3</version> | ||
</dependency> | ||
</dependencies> | ||
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<build> | ||
<sourceDirectory>src/main/java</sourceDirectory> | ||
<plugins> | ||
<plugin> | ||
<groupId>org.apache.maven.plugins</groupId> | ||
<artifactId>maven-compiler-plugin</artifactId> | ||
<version>3.2</version> | ||
<configuration> | ||
<source>5</source> | ||
<target>5</target> | ||
</configuration> | ||
</plugin> | ||
</plugins> | ||
</build> | ||
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</project> |
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monitoring/src/main/java/CloudMonitoringAuthSample.java
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/** | ||
* Copyright (c) 2015 Google Inc. | ||
* | ||
* 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 all] | ||
import com.google.api.client.googleapis.auth.oauth2.GoogleCredential; | ||
import com.google.api.client.http.HttpTransport; | ||
import com.google.api.client.http.javanet.NetHttpTransport; | ||
import com.google.api.client.json.JsonFactory; | ||
import com.google.api.client.json.jackson2.JacksonFactory; | ||
import com.google.api.services.cloudmonitoring.CloudMonitoring; | ||
import com.google.api.services.cloudmonitoring.CloudMonitoringScopes; | ||
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import java.io.IOException; | ||
import java.security.GeneralSecurityException; | ||
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/** | ||
* Simple command-line program to demonstrate connecting to and retrieving data | ||
* from the Google Cloud Monitoring API using application default credentials. | ||
*/ | ||
public final class CloudMonitoringAuthSample { | ||
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/** | ||
* The metric that we want to fetch. | ||
*/ | ||
private static final String METRIC = | ||
"compute.googleapis.com/instance/disk/read_ops_count"; | ||
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/** | ||
* The end of the time interval to fetch. | ||
*/ | ||
private static final String YOUNGEST = "2015-01-01T00:00:00Z"; | ||
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/** | ||
* Utility class doesn't need to be instantiated. | ||
*/ | ||
private CloudMonitoringAuthSample() { } | ||
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/** | ||
* Builds and returns a CloudMonitoring service object authorized with the | ||
* application default credentials. | ||
* | ||
* @return CloudMonitoring service object that is ready to make requests. | ||
* @throws GeneralSecurityException if authentication fails. | ||
* @throws IOException if authentication fails. | ||
*/ | ||
private static CloudMonitoring authenticate() | ||
throws GeneralSecurityException, IOException { | ||
// Grab the Application Default Credentials from the environment. | ||
GoogleCredential credential = GoogleCredential.getApplicationDefault() | ||
.createScoped(CloudMonitoringScopes.all()); | ||
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// Create and return the CloudMonitoring service object | ||
HttpTransport httpTransport = new NetHttpTransport(); | ||
JsonFactory jsonFactory = new JacksonFactory(); | ||
CloudMonitoring service = new CloudMonitoring.Builder(httpTransport, | ||
jsonFactory, credential) | ||
.setApplicationName("Demo") | ||
.build(); | ||
return service; | ||
} | ||
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/** | ||
* Query the Google Cloud Monitoring API using a service account and print the | ||
* result to the console. | ||
* | ||
* @param args The first arg should be the project name you'd like to inspect. | ||
* @throws Exception if something goes wrong. | ||
*/ | ||
public static void main(final String[] args) throws Exception { | ||
if (args.length != 2) { | ||
System.err.println(String.format("Usage: %s <project-name>", args[0])); | ||
return; | ||
} | ||
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String project = args[1]; | ||
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// Create an authorized API client | ||
CloudMonitoring cloudmonitoring = authenticate(); | ||
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CloudMonitoring.Timeseries.List timeseriesListRequest = | ||
cloudmonitoring.timeseries().list(project, METRIC, YOUNGEST); | ||
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System.out.println("Timeseries.list raw response:"); | ||
System.out.println(timeseriesListRequest.execute().toPrettyString()); | ||
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// This example only demonstrates completing the OAuth flow and displaying | ||
// the raw response from a simple request. See the API client library docs | ||
// for applicable methods for working with the returned data, including | ||
// getting results and paging through results. | ||
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} | ||
} | ||
// [END all] |
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monitoring/src/test/java/CloudMonitoringAuthSampleTest.java
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/** | ||
* Copyright 2015 Google Inc. All Rights Reserved. | ||
* | ||
* 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 com.jcabi.matchers.RegexMatchers.*; | ||
import static org.junit.Assert.*; | ||
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import org.junit.After; | ||
import org.junit.Before; | ||
import org.junit.Test; | ||
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import java.io.ByteArrayOutputStream; | ||
import java.io.PrintStream; | ||
import java.util.regex.Pattern; | ||
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/** | ||
* Tests the Cloud Monitoring auth sample. | ||
*/ | ||
public class CloudMonitoringAuthSampleTest { | ||
private final ByteArrayOutputStream stdout = | ||
new ByteArrayOutputStream(); | ||
private final ByteArrayOutputStream stderr = | ||
new ByteArrayOutputStream(); | ||
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@Before | ||
public void setUp() { | ||
System.setOut(new PrintStream(stdout)); | ||
System.setErr(new PrintStream(stderr)); | ||
} | ||
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@After | ||
public void tearDown() { | ||
System.setOut(null); | ||
System.setErr(null); | ||
} | ||
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@Test | ||
public void testUsage() throws Exception { | ||
CloudMonitoringAuthSample.main(new String[] { "command-name" }); | ||
assertEquals("Usage: command-name <project-name>\n", stderr.toString()); | ||
} | ||
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@Test | ||
public void testListTimeSeries() throws Exception { | ||
CloudMonitoringAuthSample.main(new String[] { "", "cloud-samples-tests" }); | ||
String out = stdout.toString(); | ||
assertThat(out, containsPattern("Timeseries.list raw response:")); | ||
assertThat(out, containsPattern("\\{\\s*\"kind\" *: *\"cloudmonitoring#listTimeseriesResponse\",")); | ||
assertThat(out, containsPattern(".*oldest.*")); | ||
} | ||
} |
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