[GitHub] tysonnorris commented on a change in pull request #2659: Containerfactory SPI

[gi...@git.apache.org]

tysonnorris commented on a change in pull request #2659: Containerfactory SPI
URL: https://github.com/apache/incubator-openwhisk/pull/2659#discussion_r134553294
 
 

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 File path: core/invoker/src/main/scala/whisk/core/containerpool/docker/DockerContainerFactory.scala
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package whisk.core.containerpool.docker
+
+import akka.actor.ActorSystem
+import scala.concurrent.ExecutionContext
+import scala.concurrent.Future
+import whisk.common.Logging
+import whisk.common.TransactionId
+import whisk.core.WhiskConfig
+import whisk.core.containerpool.Container
+import whisk.core.containerpool.ContainerFactory
+import whisk.core.containerpool.ContainerFactoryProvider
+import whisk.core.entity.ByteSize
+import whisk.core.entity.ExecManifest
+import whisk.spi.Dependencies
+import whisk.spi.SpiFactory
+
+class DockerContainerFactory()(implicit ec: ExecutionContext, logging: Logging) extends ContainerFactory{
+    /** Initialize container clients */
+    implicit val docker = new DockerClientWithFileAccess()(ec)
+    implicit val runc = new RuncClient(ec)
+
+    override def createContainer(tid: TransactionId, name: String, actionImage: ExecManifest.ImageName, userProvidedImage: Boolean, memory: ByteSize)
+            (implicit config: WhiskConfig, logging: Logging): Future[Container] = {
+        val image = if (userProvidedImage) {
+            actionImage.publicImageName
+        } else {
+            actionImage.localImageName(config.dockerRegistry, config.dockerImagePrefix, Some(config.dockerImageTag))
+        }
+
+        DockerContainer.create(
+            tid,
+            image = image,
+            userProvidedImage = userProvidedImage,
+            memory = memory,
+            cpuShares = config.invokerCoreShare.toInt,
+            environment = Map("__OW_API_HOST" -> config.wskApiHost),
+            network = config.invokerContainerNetwork,
+            dnsServers = config.invokerContainerDns,
+            name = Some(name))
+    }
+}
+
+class DockerContainerFactoryProvider extends ContainerFactoryProvider {
+    override def getContainerFactory(actorSystem: ActorSystem, logging: Logging, config: WhiskConfig): ContainerFactory =
+        new DockerContainerFactory()(actorSystem.dispatcher, logging)
+}
+
+object DockerContainerFactoryProvider extends SpiFactory[ContainerFactoryProvider] {
+    override def apply(dependencies: Dependencies): ContainerFactoryProvider = new DockerContainerFactoryProvider()
+}
 
 Review comment:
   What specifically do you have in mind? Are you sure this can be simplified further?
 
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