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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| package skuber | ||
|
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| import akka.Done | ||
| import akka.stream.scaladsl.{Sink, Source} | ||
| import org.scalatest.{BeforeAndAfterAll, Matchers} | ||
| import org.scalatest.concurrent.Eventually | ||
| import skuber.json.format._ | ||
|
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| import scala.concurrent.duration._ | ||
| import scala.concurrent.duration.Duration | ||
| import scala.concurrent.{Await, Future, Promise} | ||
|
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|
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| class ExecSpec extends K8SFixture with Eventually with Matchers with BeforeAndAfterAll { | ||
| val nginxPodName: String = java.util.UUID.randomUUID().toString | ||
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| behavior of "Exec" | ||
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| override def beforeAll(): Unit = { | ||
| super.beforeAll() | ||
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| val k8s = k8sInit | ||
| Await.result(k8s.create(getNginxPod(nginxPodName, "1.7.9")), 3 second) | ||
| // Let the pod running | ||
| Thread.sleep(3000) | ||
| k8s.close | ||
| } | ||
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| override def afterAll(): Unit = { | ||
| val k8s = k8sInit | ||
| Await.result(k8s.delete[Pod](nginxPodName), 3 second) | ||
| Thread.sleep(3000) | ||
| k8s.close | ||
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| super.afterAll() | ||
| } | ||
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| it should "execute a command in the running pod" in { k8s => | ||
| var output = "" | ||
| val stdout: Sink[String, Future[Done]] = Sink.foreach(output += _) | ||
| var errorOutput = "" | ||
| val stderr: Sink[String, Future[Done]] = Sink.foreach(errorOutput += _) | ||
| k8s.exec(nginxPodName, Seq("whoami"), maybeStdout = Some(stdout), maybeStderr = Some(stderr), maybeClose = Some(closeAfter(1 second))).map { _ => | ||
| assert(output == "root\n") | ||
| assert(errorOutput == "") | ||
| } | ||
| } | ||
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| it should "execute a command in the specified container of the running pod" in { k8s => | ||
| var output = "" | ||
| val stdout: Sink[String, Future[Done]] = Sink.foreach(output += _) | ||
| var errorOutput = "" | ||
| val stderr: Sink[String, Future[Done]] = Sink.foreach(errorOutput += _) | ||
| k8s.exec(nginxPodName, Seq("whoami"), maybeContainerName = Some("nginx"), | ||
| maybeStdout = Some(stdout), maybeStderr = Some(stderr), maybeClose = Some(closeAfter(1 second))).map { _ => | ||
| assert(output == "root\n") | ||
| assert(errorOutput == "") | ||
| } | ||
| } | ||
|
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| it should "execute a command that outputs to stderr in the running pod" in { k8s => | ||
| var output = "" | ||
| val stdout: Sink[String, Future[Done]] = Sink.foreach(output += _) | ||
| var errorOutput = "" | ||
| val stderr: Sink[String, Future[Done]] = Sink.foreach(errorOutput += _) | ||
| k8s.exec(nginxPodName, Seq("sh", "-c", "whoami >&2"), | ||
| maybeStdout = Some(stdout), maybeStderr = Some(stderr), maybeClose = Some(closeAfter(1 second))).map { _ => | ||
| assert(output == "") | ||
| assert(errorOutput == "root\n") | ||
| } | ||
| } | ||
|
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| it should "execute a command in an interactive shell of the running pod" in { k8s => | ||
| val stdin = Source.single("whoami\n") | ||
| var output = "" | ||
| val stdout: Sink[String, Future[Done]] = Sink.foreach(output += _) | ||
| var errorOutput = "" | ||
| val stderr: Sink[String, Future[Done]] = Sink.foreach(errorOutput += _) | ||
| k8s.exec(nginxPodName, Seq("sh"), maybeStdin = Some(stdin), | ||
| maybeStdout = Some(stdout), maybeStderr = Some(stderr), tty = true, maybeClose = Some(closeAfter(1 second))).map { _ => | ||
| assert(output == "# whoami\r\nroot\r\n# ") | ||
| assert(errorOutput == "") | ||
| } | ||
| } | ||
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| it should "throw an exception without stdin, stdout nor stderr in the running pod" in { k8s => | ||
| k8s.exec(nginxPodName, Seq("whoami")).failed.map { | ||
| case e: K8SException => | ||
| assert(e.status.code == Some(400)) | ||
| } | ||
| } | ||
|
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| it should "throw an exception against an unexisting pod" in { k8s => | ||
| k8s.exec(nginxPodName + "x", Seq("whoami")).failed.map { | ||
| case e: K8SException => | ||
| assert(e.status.code == Some(404)) | ||
| } | ||
| } | ||
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| def closeAfter(duration: Duration) = { | ||
| val promise = Promise[Unit]() | ||
| Future { | ||
| Thread.sleep(duration.toMillis) | ||
| promise.success(()) | ||
| } | ||
| promise | ||
| } | ||
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| def getNginxContainer(version: String): Container = Container(name = "nginx", image = "nginx:" + version).exposePort(80) | ||
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| def getNginxPod(name: String, version: String): Pod = { | ||
| val nginxContainer = getNginxContainer(version) | ||
| val nginxPodSpec = Pod.Spec(containers = List((nginxContainer))) | ||
| Pod.named(nginxPodName).copy(spec = Some(nginxPodSpec)) | ||
| } | ||
| } |
101 changes: 101 additions & 0 deletions
101
client/src/it/scala/skuber/HorizontalPodAutoscalerV2Beta1Spec.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package skuber | ||
|
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| import org.scalatest.Matchers | ||
| import org.scalatest.concurrent.Eventually | ||
| import skuber.apps.v1.Deployment | ||
| import skuber.autoscaling.v2beta1.HorizontalPodAutoscaler | ||
| import skuber.autoscaling.v2beta1.HorizontalPodAutoscaler.ResourceMetricSource | ||
|
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| class HorizontalPodAutoscalerV2Beta1Spec extends K8SFixture with Eventually with Matchers { | ||
| behavior of "HorizontalPodAutoscalerV2Beta1" | ||
|
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| it should "create a HorizontalPodAutoscaler" in { k8s => | ||
| val name: String = java.util.UUID.randomUUID().toString | ||
| println(name) | ||
| k8s.create(getNginxDeployment(name, "1.7.9")) flatMap { d => | ||
| k8s.create( | ||
| HorizontalPodAutoscaler(name).withSpec( | ||
| HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(2) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None)) | ||
| ) | ||
| ).map { result => | ||
| assert(result.name == name) | ||
| assert(result.spec.contains( | ||
| HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(2) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None))) | ||
| ) | ||
| } | ||
| } | ||
| } | ||
|
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| it should "update a HorizontalPodAutoscaler" in { k8s => | ||
| val name: String = java.util.UUID.randomUUID().toString | ||
| k8s.create(getNginxDeployment(name, "1.7.9")) flatMap { d => | ||
| k8s.create( | ||
| HorizontalPodAutoscaler(name).withSpec( | ||
| HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(2) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None)) | ||
| ) | ||
| ).flatMap(created => | ||
| eventually( | ||
| k8s.get[HorizontalPodAutoscaler](created.name).flatMap { existing => | ||
| val udpated = existing.withSpec(HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(3) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None))) | ||
|
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| k8s.update(udpated).map { result => | ||
| assert(result.name == name) | ||
| assert(result.spec.contains( | ||
| HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(3) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None)) | ||
| )) | ||
| } | ||
| } | ||
| ) | ||
| ) | ||
| } | ||
| } | ||
|
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| it should "delete a HorizontalPodAutoscaler" in { k8s => | ||
| val name: String = java.util.UUID.randomUUID().toString | ||
| k8s.create(getNginxDeployment(name, "1.7.9")) flatMap { d => | ||
| k8s.create( | ||
| HorizontalPodAutoscaler(name).withSpec( | ||
| HorizontalPodAutoscaler.Spec("v1", "Deployment", "nginx") | ||
| .withMinReplicas(1) | ||
| .withMaxReplicas(2) | ||
| .addResourceMetric(ResourceMetricSource(Resource.cpu, Some(80), None)) | ||
| ) | ||
| ).flatMap { created => | ||
| k8s.delete[HorizontalPodAutoscaler](created.name).flatMap { deleteResult => | ||
| k8s.get[HorizontalPodAutoscaler](created.name).map { x => | ||
| assert(false) | ||
| } recoverWith { | ||
| case ex: K8SException if ex.status.code.contains(404) => assert(true) | ||
| case _ => assert(false) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| def getNginxDeployment(name: String, version: String): Deployment = { | ||
| import LabelSelector.dsl._ | ||
| val nginxContainer = getNginxContainer(version) | ||
| val nginxTemplate = Pod.Template.Spec.named("nginx").addContainer(nginxContainer).addLabel("app" -> "nginx") | ||
| Deployment(name).withTemplate(nginxTemplate).withLabelSelector("app" is "nginx") | ||
| } | ||
|
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| def getNginxContainer(version: String): Container = { | ||
| Container(name = "nginx", image = "nginx:" + version).exposePort(80) | ||
| } | ||
| } |
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