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feat : Helm Install functionality exposed via Maven Mojos / Gradle Tasks
Signed-off-by: Rohan Kumar <rohaan@redhat.com>
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46 changes: 46 additions & 0 deletions
46
...ernetes/src/main/java/org/eclipse/jkube/gradle/plugin/task/KubernetesHelmInstallTask.java
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/* | ||
* Copyright (c) 2019 Red Hat, Inc. | ||
* This program and the accompanying materials are made | ||
* available under the terms of the Eclipse Public License 2.0 | ||
* which is available at: | ||
* | ||
* https://www.eclipse.org/legal/epl-2.0/ | ||
* | ||
* SPDX-License-Identifier: EPL-2.0 | ||
* | ||
* Contributors: | ||
* Red Hat, Inc. - initial API and implementation | ||
*/ | ||
package org.eclipse.jkube.gradle.plugin.task; | ||
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import org.eclipse.jkube.gradle.plugin.KubernetesExtension; | ||
import org.eclipse.jkube.kit.resource.helm.HelmConfig; | ||
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import javax.inject.Inject; | ||
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import static org.eclipse.jkube.kit.resource.helm.HelmServiceUtil.initHelmConfig; | ||
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public class KubernetesHelmInstallTask extends AbstractJKubeTask { | ||
@Inject | ||
public KubernetesHelmInstallTask(Class<? extends KubernetesExtension> extensionClass) { | ||
super(extensionClass); | ||
setDescription("Installs a helm chart onto Kubernetes cluster"); | ||
} | ||
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@Override | ||
public void run() { | ||
if (kubernetesExtension.getSkipOrDefault()) { | ||
return; | ||
} | ||
try { | ||
final HelmConfig helm = initHelmConfig(kubernetesExtension.getDefaultHelmType(), kubernetesExtension.javaProject, | ||
kubernetesExtension.getKubernetesTemplateOrDefault(), | ||
kubernetesExtension.helm) | ||
.build(); | ||
jKubeServiceHub.getHelmService().install(helm); | ||
} catch (Exception exp) { | ||
kitLogger.error("Error performing helm dependency update", exp); | ||
throw new IllegalStateException(exp.getMessage(), exp); | ||
} | ||
} | ||
} |
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132 changes: 132 additions & 0 deletions
132
...tes/src/test/java/org/eclipse/jkube/gradle/plugin/task/KubernetesHelmInstallTaskTest.java
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/* | ||
* Copyright (c) 2019 Red Hat, Inc. | ||
* This program and the accompanying materials are made | ||
* available under the terms of the Eclipse Public License 2.0 | ||
* which is available at: | ||
* | ||
* https://www.eclipse.org/legal/epl-2.0/ | ||
* | ||
* SPDX-License-Identifier: EPL-2.0 | ||
* | ||
* Contributors: | ||
* Red Hat, Inc. - initial API and implementation | ||
*/ | ||
package org.eclipse.jkube.gradle.plugin.task; | ||
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import com.marcnuri.helm.Helm; | ||
import io.fabric8.kubernetes.client.Config; | ||
import io.fabric8.kubernetes.client.KubernetesClient; | ||
import io.fabric8.kubernetes.client.server.mock.EnableKubernetesMockClient; | ||
import io.fabric8.kubernetes.client.server.mock.KubernetesMockServer; | ||
import org.apache.commons.io.FileUtils; | ||
import org.eclipse.jkube.gradle.plugin.KubernetesExtension; | ||
import org.eclipse.jkube.gradle.plugin.TestKubernetesExtension; | ||
import org.eclipse.jkube.kit.common.util.KubernetesMockServerUtil; | ||
import org.eclipse.jkube.kit.config.access.ClusterAccess; | ||
import org.eclipse.jkube.kit.resource.helm.HelmConfig; | ||
import org.junit.jupiter.api.AfterEach; | ||
import org.junit.jupiter.api.BeforeEach; | ||
import org.junit.jupiter.api.Test; | ||
import org.junit.jupiter.api.extension.RegisterExtension; | ||
import org.mockito.MockedConstruction; | ||
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import java.io.IOException; | ||
import java.nio.charset.StandardCharsets; | ||
import java.nio.file.Files; | ||
import java.nio.file.Path; | ||
import java.nio.file.StandardOpenOption; | ||
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import static org.assertj.core.api.Assertions.assertThatIllegalStateException; | ||
import static org.eclipse.jkube.kit.common.util.KubernetesMockServerUtil.prepareMockWebServerExpectationsForAggregatedDiscoveryEndpoints; | ||
import static org.mockito.Mockito.mockConstruction; | ||
import static org.mockito.Mockito.verify; | ||
import static org.mockito.Mockito.when; | ||
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@EnableKubernetesMockClient(crud = true) | ||
class KubernetesHelmInstallTaskTest { | ||
@RegisterExtension | ||
private final TaskEnvironmentExtension taskEnvironment = new TaskEnvironmentExtension(); | ||
private KubernetesClient kubernetesClient; | ||
private KubernetesMockServer server; | ||
private MockedConstruction<ClusterAccess> clusterAccessMockedConstruction; | ||
private TestKubernetesExtension extension; | ||
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@BeforeEach | ||
void setUp() throws IOException { | ||
extension = new TestKubernetesExtension(); | ||
clusterAccessMockedConstruction = mockConstruction(ClusterAccess.class, (mock, ctx) -> when(mock.createDefaultClient()).thenReturn(kubernetesClient)); | ||
// Remove after https://github.com/fabric8io/kubernetes-client/issues/6068 is fixed | ||
Config currentContextInjectedKuberenetesClientConfig = Config.fromKubeconfig(new String(Files.readAllBytes(KubernetesMockServerUtil.exportKubernetesClientConfigToFile(server, taskEnvironment.getRoot().toPath().resolve("config"))))); | ||
kubernetesClient.getConfiguration().setCurrentContext(currentContextInjectedKuberenetesClientConfig.getCurrentContext()); | ||
// Remove after https://github.com/fabric8io/kubernetes-client/issues/6062 is fixed | ||
prepareMockWebServerExpectationsForAggregatedDiscoveryEndpoints(server); | ||
Helm.create().withDir(taskEnvironment.getRoot().toPath()).withName("empty-project").call(); | ||
Path helmChartOutputDir = taskEnvironment.getRoot().toPath().resolve("build").resolve("jkube").resolve("helm"); | ||
Files.createDirectories(helmChartOutputDir.resolve("kubernetes")); | ||
FileUtils.copyDirectory(taskEnvironment.getRoot().toPath().resolve("empty-project").toFile(), helmChartOutputDir.resolve("kubernetes").toFile()); | ||
Files.write(helmChartOutputDir.resolve("kubernetes").resolve("Chart.yaml"), | ||
("\ndependencies:\n" + | ||
" - name: the-dependency\n" + | ||
" version: 0.1.0\n" + | ||
" repository: file://../../../../the-dependency\n").getBytes(StandardCharsets.UTF_8), | ||
StandardOpenOption.APPEND); | ||
System.setProperty("jkube.kubernetesTemplate", taskEnvironment.getRoot().getAbsolutePath()); | ||
extension.helm = HelmConfig.builder() | ||
.chartExtension("tgz") | ||
.installDependencyUpdate(true) | ||
.disableOpenAPIValidation(true) | ||
.outputDir(helmChartOutputDir.toString()).build(); | ||
extension.isUseColor = false; | ||
when(taskEnvironment.project.getName()).thenReturn("empty-project"); | ||
when(taskEnvironment.project.getVersion()).thenReturn("0.1.0"); | ||
when(taskEnvironment.project.getExtensions().getByType(KubernetesExtension.class)).thenReturn(extension); | ||
} | ||
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@AfterEach | ||
void tearDown() { | ||
System.clearProperty("jkube.kubernetesTemplate"); | ||
clusterAccessMockedConstruction.close(); | ||
} | ||
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@Test | ||
void runTask_withHelmDependencyPresent_shouldSucceed() { | ||
// Given | ||
KubernetesHelmInstallTask kubernetesHelmInstallTask = new KubernetesHelmInstallTask(KubernetesExtension.class); | ||
Helm.create().withName("the-dependency").withDir(taskEnvironment.getRoot().toPath()).call(); | ||
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// When | ||
kubernetesHelmInstallTask.runTask(); | ||
// Then | ||
verify(taskEnvironment.logger).lifecycle("k8s: NAME : empty-project"); | ||
verify(taskEnvironment.logger).lifecycle("k8s: NAMESPACE : "); | ||
verify(taskEnvironment.logger).lifecycle("k8s: STATUS : deployed"); | ||
verify(taskEnvironment.logger).lifecycle("k8s: REVISION : 1"); | ||
verify(taskEnvironment.logger).lifecycle("k8s: Saving 1 charts"); | ||
verify(taskEnvironment.logger).lifecycle("k8s: Deleting outdated charts"); | ||
} | ||
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@Test | ||
void runTask_withHelmDependencyAbsent_shouldThrowException() throws Exception { | ||
// Given | ||
KubernetesHelmInstallTask kubernetesHelmInstallTask = new KubernetesHelmInstallTask(KubernetesExtension.class); | ||
// When + Then | ||
assertThatIllegalStateException() | ||
.isThrownBy(kubernetesHelmInstallTask::runTask) | ||
.withMessageContaining("the-dependency not found"); | ||
} | ||
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@Test | ||
void runTask_withInstallDependencyUpdateDisabled_shouldThrowException() { | ||
// Given | ||
extension.helm = extension.helm.toBuilder() | ||
.installDependencyUpdate(false) | ||
.build(); | ||
when(taskEnvironment.project.getExtensions().getByType(KubernetesExtension.class)).thenReturn(extension); | ||
KubernetesHelmInstallTask kubernetesHelmInstallTask = new KubernetesHelmInstallTask(KubernetesExtension.class); | ||
// When + Then | ||
assertThatIllegalStateException() | ||
.isThrownBy(kubernetesHelmInstallTask::runTask) | ||
.withMessage("An error occurred while checking for chart dependencies. " + | ||
"You may need to run `helm dependency build` to fetch missing dependencies: found in Chart.yaml, but missing in charts/ directory: the-dependency"); | ||
} | ||
} |
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26 changes: 26 additions & 0 deletions
26
...penshift/src/main/java/org/eclipse/jkube/gradle/plugin/task/OpenShiftHelmInstallTask.java
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/* | ||
* Copyright (c) 2019 Red Hat, Inc. | ||
* This program and the accompanying materials are made | ||
* available under the terms of the Eclipse Public License 2.0 | ||
* which is available at: | ||
* | ||
* https://www.eclipse.org/legal/epl-2.0/ | ||
* | ||
* SPDX-License-Identifier: EPL-2.0 | ||
* | ||
* Contributors: | ||
* Red Hat, Inc. - initial API and implementation | ||
*/ | ||
package org.eclipse.jkube.gradle.plugin.task; | ||
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import org.eclipse.jkube.gradle.plugin.OpenShiftExtension; | ||
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import javax.inject.Inject; | ||
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public class OpenShiftHelmInstallTask extends KubernetesHelmInstallTask implements OpenShiftJKubeTask { | ||
@Inject | ||
public OpenShiftHelmInstallTask(Class<? extends OpenShiftExtension> extensionClass) { | ||
super(extensionClass); | ||
setDescription("Installs a helm chart onto Kubernetes cluster"); | ||
} | ||
} |
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