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| </head> |
| <body class="article"> |
| <div id="header"> |
| </div> |
| <div id="content"> |
| <div class="sect1"> |
| <h2 id="_virgo_recipe_create_a_custom_virgo_runtime_with_dockerizor">Virgo recipe "Create a Custom Virgo Runtime with Dockerizor"</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p><span class="image"><img src="https://eclipse.org/virgo/images/virgo-logo.png" alt="Virgo Homepage"></span></p> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_create_a_custom_virgo_runtime_with_dockerizor">Create a Custom Virgo Runtime with Dockerizor</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>This recipe shows how to create your own custom <a href="https://eclipse.org/virgo/">Virgo</a> runtime.</p> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_shopping_list">Shopping list</h2> |
| <div class="sectionbody"> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p><a href="https://docker.io">Docker</a> Build, Ship, Run</p> |
| </li> |
| <li> |
| <p><a href="https://gradle.org">Gradle</a> Build Automation</p> |
| </li> |
| <li> |
| <p><a href="http://www.groovy-lang.org">Groovy</a> A multi-faceted language for the Java platform</p> |
| </li> |
| <li> |
| <p><a href="https://www.eclipse.org/virgo/documentation/bundlor-documentation-1.1.2.RELEASE/docs/user-guide/html/index.html">Bundlor</a> Create OSGi Metadata</p> |
| </li> |
| <li> |
| <p><a href="https://github.com/eclipsesource/dockerizor">Dockerizor</a> - Gradle plug-in to create a Docker image that includes an Eclipse Virgo container</p> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_ingredients">Ingredients</h2> |
| <div class="sectionbody"> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>Dockerizor configuration</p> |
| </li> |
| <li> |
| <p>Custom Gradle build tasks</p> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_preparations">Preparations</h2> |
| <div class="sectionbody"> |
| <div class="sect2"> |
| <h3 id="_get_the_code">Get the code</h3> |
| <div class="paragraph"> |
| <p>Clone the code from the Git repository: <a href="http://wiki.eclipse.org/Virgo/Source#Virgo_git_Repositories">Sample Git repository</a>:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ cd ~/MyAwesomeProjectDirectory/ |
| $ git clone git://git.eclipse.org/gitroot/virgo/org.eclipse.virgo.samples.git |
| $ cd org.eclipse.virgo.samples |
| $ cd recipe-custom-runtime</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>Once inside the source directory of this recipe - your are good to go.</p> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="_create_eclipse_project_metadata">Create Eclipse Project Metadata</h3> |
| <div class="paragraph"> |
| <p>Create the Eclipse IDE metadata with:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ ./gradlew eclipse</code></pre> |
| </div> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="_prepare_the_virgo_tooling">Prepare the Virgo Tooling</h3> |
| <div class="paragraph"> |
| <p>Download <a href="https://eclipse.org/downloads/">Eclipse IDE for Java EE Developers</a> e.g. Eclipse Mars.2 (4.5.2).</p> |
| </div> |
| <div class="paragraph"> |
| <p>Start your Eclipse IDE and add the <a href="http://wiki.eclipse.org/Virgo/Tooling">Virgo Tooling</a> to your Eclipse IDE.</p> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <div class="title">Note</div> |
| </td> |
| <td class="content"> |
| <a href="http://download.eclipse.org/virgo/release/tooling/">Virgo Tooling update site</a>: <a href="http://download.eclipse.org/virgo/release/tooling/" class="bare">http://download.eclipse.org/virgo/release/tooling/</a> |
| </td> |
| </tr> |
| </table> |
| </div> |
| <div class="paragraph"> |
| <p>Optionally add the <a href="https://wiki.eclipse.org/Linux_Tools_Project/Docker_Tooling">Docker Tooling</a> to your Eclipse IDE.</p> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <div class="title">Note</div> |
| </td> |
| <td class="content"> |
| <a href="http://download.eclipse.org/linuxtools/updates-docker-nightly/">Docker Tooling update site</a>: <a href="http://download.eclipse.org/linuxtools/updates-docker-nightly/" class="bare">http://download.eclipse.org/linuxtools/updates-docker-nightly/</a> |
| </td> |
| </tr> |
| </table> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="_import_the_code_into_your_eclipse_ide">Import the code into your Eclipse IDE</h3> |
| <div class="paragraph"> |
| <p>Now you can <span class="menuseq"><span class="menu">Import</span> ▸ <span class="submenu">Gradle</span> ▸ <span class="menuitem">Gradle Project</span></span> into your IDE. |
| The project folder is called recipe-custom-runtime and lies directly in the "Sample Applications" folder you created previously with the Git clone command. (<code>org.eclipse.virgo.samples</code>).</p> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <div class="title">Note</div> |
| </td> |
| <td class="content"> |
| <div class="paragraph"> |
| <p>Before you can drag’n’drop the project onto your freshly created Virgo Server you might have to execute |
| <span class="menuseq"><span class="menu">Virgo</span> ▸ <span class="menuitem">Run Generation</span></span> of META-INF/MANIFEST.MF (via a right click on the project) within your Eclipse IDE.</p> |
| </div> |
| </td> |
| </tr> |
| </table> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_a_closer_look">A closer look</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>This section describes the internal tools and configuration options available for creating a custom Virgo runtime.</p> |
| </div> |
| <div class="sect2"> |
| <h3 id="_shared_dockerizor_configuration">Shared Dockerizor configuration</h3> |
| <div class="paragraph"> |
| <p>The build script settings.gradle includes two Gradle projects for two Virgo runtimes:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">settings.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">include 'recipe-custom-virgo-runtime' |
| include 'recipe-custom-virgo-app'</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>First: recipe-custom-virgo-runtime used during development time - without the application bundles. |
| And a 2nd one: recipe-custom-virgo-app with the complete application packaged ready for production deployment.</p> |
| </div> |
| <div class="paragraph"> |
| <p>For convenience the shared configuration is done in the root Gradle build script: build.gradle:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">configure(dockerProjects) { |
| |
| apply plugin: 'base' <b class="conum">(1)</b> |
| apply plugin: 'com.eclipsesource.dockerizor' <b class="conum">(2)</b> |
| |
| dockerizor { |
| maintainer = 'Florian Waibel <fwaibel@eclipsesource.com>' |
| |
| javaImage = 'java:openjdk-8u72-jre' <b class="conum">(3)</b> |
| |
| virgoVersion = 'latest' |
| hudsonJobName = 'gradle-build' |
| |
| removeAdminConsole = System.properties['local.build'] != 'true' |
| |
| virgoFlavour = 'VTS' |
| virgoVersion = 'latest' |
| } |
| |
| dockerize.dependsOn configurations.repositoryExt |
| dockerize.dependsOn configurations.repositoryUsr |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <ol> |
| <li> |
| <p>Adds the build task clean</p> |
| </li> |
| <li> |
| <p>Adds the build task dockerize</p> |
| </li> |
| <li> |
| <p>Docker base image</p> |
| </li> |
| </ol> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="_create_the_development_time_variant">Create the development time variant</h3> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">dockerizor { |
| repository = 'virgo-recipe/custom-virgo-runtime' <b class="conum">(1)</b> |
| description = 'Virgo Recipe Custom Virgo (runtime-only) created with Gradle Plugin: com.eclipsesource.dockerizor' |
| |
| createLocalCopy = true <b class="conum">(2)</b> |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <ol> |
| <li> |
| <p>Name of the generated Docker image</p> |
| </li> |
| <li> |
| <p>Creates local copy ${buildDir}/virgo-\{timestamp\}.tar</p> |
| </li> |
| </ol> |
| </div> |
| <div class="paragraph"> |
| <p>In the dependencies section the provisioning of repository/ext and repository/usr takes place. |
| The following sample demonstrates how to add:</p> |
| </div> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>an OSGi-ready library and</p> |
| </li> |
| <li> |
| <p>a library bundled during the custom runtime build.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">dependencies { |
| repositoryExt("org.mongodb:mongo-java-driver:${mongoJavaDriverVersion}") <b class="conum">(1)</b> |
| repositoryUsr files("com.rabbitmq.amqp.client-${rabbitmqAmqpClientVersion}/build/com.rabbitmq.amqp.client-${rabbitmqAmqpClientVersion}.jar") <b class="conum">(2)</b> |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <ol> |
| <li> |
| <p>Adds OSGi-ready MongoDB driver available from Maven Central</p> |
| </li> |
| <li> |
| <p>Adds bundled RabbitMQ client from local build</p> |
| </li> |
| </ol> |
| </div> |
| <div class="paragraph"> |
| <p>The task startVirgoRuntime defined in the few Groovy lines:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">task startVirgoRuntime(type:Exec, dependsOn: unzipRuntime) { |
| workingDir "${buildDir}/virgo" |
| |
| //on Uni* |
| commandLine './bin/startup.sh' |
| }</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>allow to test drive the Virgo runtime</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ ./gradlew :recipe-custom-virgo-runtime:startVirgoRuntime</code></pre> |
| </div> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="_bundle_and_deploy_non_osgi_ready_dependencies">Bundle and deploy non OSGi-ready dependencies</h3> |
| <div class="paragraph"> |
| <p>To be able to create and verify non OSGi-ready dependencies we need to</p> |
| </div> |
| <div class="ulist"> |
| <ul> |
| <li> |
| <p>create OSGi metadata and</p> |
| </li> |
| <li> |
| <p>deploy the bundled jar file.</p> |
| </li> |
| </ul> |
| </div> |
| <div class="paragraph"> |
| <p>Thus we added the tasks bundlor…​</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">task bundlor(type: JavaExec, dependsOn: createBuildDir) { |
| |
| classpath = configurations.bundlorRuntime |
| |
| main = 'org.eclipse.virgo.bundlor.commandline.Bundlor' |
| args '-D', "version=${artifactVersion}" |
| args '-i', "${->configurations.sourceBundle[0]}" // lazy GString to resolve the configuration at runtime |
| args '-m', "${artifactName}.mf" |
| args '-o', outputFile |
| }</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>and deploy.</p> |
| </div> |
| <div class="paragraph"> |
| <p>The bundlor task creates OSGi metadata for a library specified via sourceBundle inside the corresponding build.gradle. |
| Let’s say you want to bundle the RabbitMQ AMQP Client 3.5.5 available from Maven Central:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">dependencies { |
| sourceBundle 'com.rabbitmq:amqp-client:3.5.5' |
| }</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>from a MANIFEST.MF template file:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">com.rabbitmq.amqp.client.mf</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-txt" data-lang="txt">Bundle-SymbolicName: com.rabbitmq.amqp.client |
| Bundle-Name: RabbitMQ Java AMQP client library |
| Bundle-Vendor: Eclipse Virgo |
| Bundle-Version: ${version} |
| Bundle-ManifestVersion: 2 |
| Import-Template: |
| javax.security.*;version="0", |
| javax.net.*;version="0" |
| Export-Template: |
| com.rabbitmq.*;version="${version}"</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>For more details about the Bundlor template.mf syntax please see the <a href="https://www.eclipse.org/virgo/documentation/bundlor-documentation-1.1.2.RELEASE/docs/user-guide/html/index.html">Bundlor User Guide</a>.</p> |
| </div> |
| <div class="paragraph"> |
| <p>The deploy task performs the deployment via JMX with a small portion of Groovy code:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">task('deploy', dependsOn: bundlor) << { |
| def virgoHome = project.parent.buildDir.absolutePath + "/virgo" |
| System.getProperties().put("javax.net.ssl.trustStore", virgoHome + "/configuration/keystore") <b class="conum">(1)</b> |
| def client = new JmxBuilder().connectorClient(port: 9875, properties:[]) |
| client.connect([ 'jmx.remote.credentials' : ['admin', 'admin' ] as String[] ]) <b class="conum">(2)</b> |
| MBeanServerConnection server = client.getMBeanServerConnection() |
| ObjectName deployer = new ObjectName("org.eclipse.virgo.kernel:category=Control,type=Deployer"); <b class="conum">(3)</b> |
| Object deploymentResult = server.invoke(deployer, "deploy", [outputFile.toURI().toString() ] as Object[], |
| [String.class.getName() ] as String[]) |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <ol> |
| <li> |
| <p>Configure SSL trust store</p> |
| </li> |
| <li> |
| <p>Create JMX client with Virgo default credentials</p> |
| </li> |
| <li> |
| <p>Create Virgo JMX deployer</p> |
| </li> |
| </ol> |
| </div> |
| <div class="paragraph"> |
| <p>To deploy the generated bundle into a running sample runtime you can run the Gradle task deploy like this:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ ./gradlew :recipe-custom-virgo-runtime:com.rabbitmq.amqp.client-3.5.5:deploy</code></pre> |
| </div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="_dockerise_the_application">Dockerise the Application</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>We use Gradle and Dockerizor to build the application. |
| Instead of running the sample within the Eclipse IDE you can build a <a href="https://www.docker.com/">Docker</a> image:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ ./gradlew dockerize</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>and run the application with:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ docker run</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>Virgo plan are a proven way to add the application bundles to a Virgo runtime. |
| The snippet below shows the Gradle build file (Dockerizor configuration) needed to add such a plan file.</p> |
| </div> |
| <div class="listingblock"> |
| <div class="title">build.gradle</div> |
| <div class="content"> |
| <pre class="highlight"><code class="language-groovy" data-lang="groovy">dockerizor { |
| repository = 'virgo-recipe/custom-virgo-app' <b class="conum">(1)</b> |
| description = 'Virgo Recipe custom Virgo created with Gradle Plugin: com.eclipsesource.dockerizor' |
| |
| pickupFiles = ['recipe-custom-virgo.plan'] <b class="conum">(2)</b> |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <ol> |
| <li> |
| <p>Name of the generated Docker image</p> |
| </li> |
| <li> |
| <p>Adds Virgo plan file to the Docker image</p> |
| </li> |
| </ol> |
| </div> |
| <div class="paragraph"> |
| <p>Once the image is built with ./gradlew dockerize it can be started with Docker:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlight"><code class="language-sh" data-lang="sh">$ docker run -it --rm virgo-recipe/custom-virgo-app</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>Congratulations. You’ve successfully containerized your Virgo applications.</p> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div id="footer"> |
| <div id="footer-text"> |
| Last updated 2016-05-20 13:51:44 +02:00 |
| </div> |
| </div> |
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| </html> |
