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[SPARK-26371][SS][TESTS] Increase kafka ConfigUpdater test coverage.
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74
...rnal/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/KafkaConfigUpdater.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. | ||
| */ | ||
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| package org.apache.spark.sql.kafka010 | ||
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| import java.{util => ju} | ||
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| import scala.collection.JavaConverters._ | ||
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| import org.apache.kafka.common.config.SaslConfigs | ||
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| import org.apache.spark.SparkEnv | ||
| import org.apache.spark.deploy.security.KafkaTokenUtil | ||
| import org.apache.spark.internal.Logging | ||
| import org.apache.spark.internal.config.Kafka | ||
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| /** | ||
| * Class to conveniently update Kafka config params, while logging the changes | ||
| */ | ||
| private[kafka010] case class KafkaConfigUpdater(module: String, kafkaParams: Map[String, String]) | ||
| extends Logging { | ||
| private val map = new ju.HashMap[String, Object](kafkaParams.asJava) | ||
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| def set(key: String, value: Object): this.type = { | ||
| map.put(key, value) | ||
| logDebug(s"$module: Set $key to $value, earlier value: ${kafkaParams.getOrElse(key, "")}") | ||
| this | ||
| } | ||
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| def setIfUnset(key: String, value: Object): KafkaConfigUpdater = { | ||
| if (!map.containsKey(key)) { | ||
| map.put(key, value) | ||
| logDebug(s"$module: Set $key to $value") | ||
| } | ||
| this | ||
| } | ||
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| def setAuthenticationConfigIfNeeded(): KafkaConfigUpdater = { | ||
| // There are multiple possibilities to log in and applied in the following order: | ||
| // - JVM global security provided -> try to log in with JVM global security configuration | ||
| // which can be configured for example with 'java.security.auth.login.config'. | ||
| // For this no additional parameter needed. | ||
| // - Token is provided -> try to log in with scram module using kafka's dynamic JAAS | ||
| // configuration. | ||
| if (KafkaTokenUtil.isGlobalJaasConfigurationProvided) { | ||
| logDebug("JVM global security configuration detected, using it for login.") | ||
| } else if (KafkaSecurityHelper.isTokenAvailable()) { | ||
| logDebug("Delegation token detected, using it for login.") | ||
| val jaasParams = KafkaSecurityHelper.getTokenJaasParams(SparkEnv.get.conf) | ||
| set(SaslConfigs.SASL_JAAS_CONFIG, jaasParams) | ||
| val mechanism = SparkEnv.get.conf.get(Kafka.TOKEN_SASL_MECHANISM) | ||
| require(mechanism.startsWith("SCRAM"), | ||
| "Delegation token works only with SCRAM mechanism.") | ||
| set(SaslConfigs.SASL_MECHANISM, mechanism) | ||
| } | ||
| this | ||
| } | ||
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| def build(): ju.Map[String, Object] = map | ||
| } |
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186
...kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaConfigUpdaterSuite.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.spark.sql.kafka010 | ||
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| import java.{util => ju} | ||
| import java.util.UUID | ||
| import javax.security.auth.login.{AppConfigurationEntry, Configuration} | ||
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| import org.apache.hadoop.security.{Credentials, UserGroupInformation} | ||
| import org.apache.hadoop.security.token.Token | ||
| import org.apache.kafka.common.config.SaslConfigs | ||
| import org.mockito.Mockito._ | ||
| import org.scalatest.BeforeAndAfterEach | ||
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| import org.apache.spark.{SparkConf, SparkEnv, SparkFunSuite} | ||
| import org.apache.spark.deploy.security.KafkaTokenUtil | ||
| import org.apache.spark.deploy.security.KafkaTokenUtil.KafkaDelegationTokenIdentifier | ||
| import org.apache.spark.internal.config._ | ||
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| class KafkaConfigUpdaterSuite extends SparkFunSuite with BeforeAndAfterEach { | ||
| private val testModule = "testModule" | ||
| private val testKey = "testKey" | ||
| private val testValue = "testValue" | ||
| private val otherTestValue = "otherTestValue" | ||
| private val tokenId = "tokenId" + UUID.randomUUID().toString | ||
| private val tokenPassword = "tokenPassword" + UUID.randomUUID().toString | ||
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| private class KafkaJaasConfiguration extends Configuration { | ||
| val entry = | ||
| new AppConfigurationEntry( | ||
| "DummyModule", | ||
| AppConfigurationEntry.LoginModuleControlFlag.REQUIRED, | ||
| ju.Collections.emptyMap[String, Object]() | ||
| ) | ||
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| override def getAppConfigurationEntry(name: String): Array[AppConfigurationEntry] = { | ||
| if (name.equals("KafkaClient")) { | ||
| Array(entry) | ||
| } else { | ||
| null | ||
| } | ||
| } | ||
| } | ||
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| override def afterEach(): Unit = { | ||
| try { | ||
| resetGlobalConfig | ||
| resetUGI | ||
| resetSparkEnv | ||
| } finally { | ||
| super.afterEach() | ||
| } | ||
| } | ||
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| private def setGlobalKafkaClientConfig(): Unit = { | ||
| Configuration.setConfiguration(new KafkaJaasConfiguration) | ||
| } | ||
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| private def resetGlobalConfig: Unit = { | ||
| Configuration.setConfiguration(null) | ||
| } | ||
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| private def addTokenToUGI(): Unit = { | ||
| val token = new Token[KafkaDelegationTokenIdentifier]( | ||
| tokenId.getBytes, | ||
| tokenPassword.getBytes, | ||
| KafkaTokenUtil.TOKEN_KIND, | ||
| KafkaTokenUtil.TOKEN_SERVICE | ||
| ) | ||
| val creds = new Credentials() | ||
| creds.addToken(KafkaTokenUtil.TOKEN_SERVICE, token) | ||
| UserGroupInformation.getCurrentUser.addCredentials(creds) | ||
| } | ||
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| private def resetUGI: Unit = { | ||
| UserGroupInformation.setLoginUser(null) | ||
| } | ||
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| private def setSparkEnv(settings: Traversable[(String, String)]): Unit = { | ||
| val conf = new SparkConf().setAll(settings) | ||
| val env = mock(classOf[SparkEnv]) | ||
| doReturn(conf).when(env).conf | ||
| SparkEnv.set(env) | ||
| } | ||
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| private def resetSparkEnv: Unit = { | ||
| SparkEnv.set(null) | ||
| } | ||
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| test("set should always set value") { | ||
| val params = Map.empty[String, String] | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .set(testKey, testValue) | ||
| .build() | ||
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| assert(updatedParams.size() === 1) | ||
| assert(updatedParams.get(testKey) === testValue) | ||
| } | ||
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| test("setIfUnset without existing key should set value") { | ||
| val params = Map.empty[String, String] | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .setIfUnset(testKey, testValue) | ||
| .build() | ||
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| assert(updatedParams.size() === 1) | ||
| assert(updatedParams.get(testKey) === testValue) | ||
| } | ||
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| test("setIfUnset with existing key should not set value") { | ||
| val params = Map[String, String](testKey -> testValue) | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .setIfUnset(testKey, otherTestValue) | ||
| .build() | ||
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| assert(updatedParams.size() === 1) | ||
| assert(updatedParams.get(testKey) === testValue) | ||
| } | ||
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| test("setAuthenticationConfigIfNeeded with global security should not set values") { | ||
| val params = Map.empty[String, String] | ||
| setGlobalKafkaClientConfig() | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .setAuthenticationConfigIfNeeded() | ||
| .build() | ||
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| assert(updatedParams.size() === 0) | ||
| } | ||
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| test("setAuthenticationConfigIfNeeded with token should set values") { | ||
| val params = Map.empty[String, String] | ||
| setSparkEnv(Map.empty) | ||
| addTokenToUGI() | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .setAuthenticationConfigIfNeeded() | ||
| .build() | ||
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| assert(updatedParams.size() === 2) | ||
| assert(updatedParams.containsKey(SaslConfigs.SASL_JAAS_CONFIG)) | ||
| assert(updatedParams.get(SaslConfigs.SASL_MECHANISM) === "SCRAM-SHA-512") | ||
| } | ||
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| test("setAuthenticationConfigIfNeeded with token and invalid mechanism should throw exception") { | ||
| val params = Map.empty[String, String] | ||
| setSparkEnv(Map[String, String](Kafka.TOKEN_SASL_MECHANISM.key -> "INVALID")) | ||
| addTokenToUGI() | ||
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| val e = intercept[IllegalArgumentException] { | ||
| KafkaConfigUpdater(testModule, params) | ||
| .setAuthenticationConfigIfNeeded() | ||
| .build() | ||
| } | ||
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| assert(e.getMessage.contains("Delegation token works only with SCRAM mechanism.")) | ||
| } | ||
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| test("setAuthenticationConfigIfNeeded without security should not set values") { | ||
| val params = Map.empty[String, String] | ||
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| val updatedParams = KafkaConfigUpdater(testModule, params) | ||
| .setAuthenticationConfigIfNeeded() | ||
| .build() | ||
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| assert(updatedParams.size() === 0) | ||
| } | ||
| } |