/
EnvSecretsFeatureStep.scala
57 lines (50 loc) · 2.17 KB
/
EnvSecretsFeatureStep.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 org.apache.spark.deploy.k8s.features
import scala.collection.JavaConverters._
import io.fabric8.kubernetes.api.model.{ContainerBuilder, EnvVarBuilder, HasMetadata}
import org.apache.spark.deploy.k8s.{KubernetesConf, KubernetesRoleSpecificConf, SparkPod}
private[spark] class EnvSecretsFeatureStep(
kubernetesConf: KubernetesConf[_ <: KubernetesRoleSpecificConf])
extends KubernetesFeatureConfigStep {
override def configurePod(pod: SparkPod): SparkPod = {
val addedEnvSecrets = kubernetesConf
.roleSecretEnvNamesToKeyRefs
.map{ case (envName, keyRef) =>
// Keyref parts
val keyRefParts = keyRef.split(":")
require(keyRefParts.size == 2, "SecretKeyRef must be in the form name:key.")
val name = keyRefParts(0)
val key = keyRefParts(1)
new EnvVarBuilder()
.withName(envName)
.withNewValueFrom()
.withNewSecretKeyRef()
.withKey(key)
.withName(name)
.endSecretKeyRef()
.endValueFrom()
.build()
}
val containerWithEnvVars = new ContainerBuilder(pod.container)
.addAllToEnv(addedEnvSecrets.toSeq.asJava)
.build()
SparkPod(pod.pod, containerWithEnvVars)
}
override def getAdditionalPodSystemProperties(): Map[String, String] = Map.empty
override def getAdditionalKubernetesResources(): Seq[HasMetadata] = Seq.empty
}