| // 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. |
| |
| using System; |
| using System.Collections.Generic; |
| using System.Globalization; |
| using System.IO; |
| using System.Linq; |
| using System.Threading.Tasks; |
| using Org.Apache.REEF.Client.Yarn.RestClient; |
| using Org.Apache.REEF.Client.YARN.RestClient; |
| using Org.Apache.REEF.Tang.Exceptions; |
| using Org.Apache.REEF.Tang.Implementations.Tang; |
| using Xunit; |
| |
| namespace Org.Apache.REEF.Client.Tests |
| { |
| [Collection("UrlProviderTests")] |
| public class YarnConfigurationUrlProviderTests |
| { |
| private const string HadoopConfDirEnvVariable = "HADOOP_CONF_DIR"; |
| private const string YarnConfigFileName = "yarn-site.xml"; |
| private const string AnyHttpAddressConfig = @"anyhost:8088"; |
| private const string AnyHttpAddressConfigUpdated = @"anyhost1:8088"; |
| private const string AnyHttpsAddressConfig = @"anyotherhost:9088"; |
| |
| private const string YarnConfigurationXmlContent = @"<?xml version=""1.0""?> |
| <?xml-stylesheet type=""text/xsl"" href=""configuration.xsl""?> |
| <!-- Put site-specific property overrides in this file. --> |
| <configuration xmlns:xi=""http://www.w3.org/2001/XInclude""> |
| <property> |
| <name>yarn.resourcemanager.webapp.https.address</name> |
| <value>" + AnyHttpsAddressConfig + @"</value> |
| </property> |
| <property> |
| <name>yarn.resourcemanager.webapp.address</name> |
| <value>" + AnyHttpAddressConfig + @"</value> |
| </property> |
| <property> |
| <name>yarn.nodemanager.local-dirs</name> |
| <value>C:\hdpdata\hadoop\local</value> |
| </property> |
| </configuration>"; |
| |
| private const string YarnConfigurationXmlContentChanged = @"<?xml version=""1.0""?> |
| <?xml-stylesheet type=""text/xsl"" href=""configuration.xsl""?> |
| <!-- Put site-specific property overrides in this file. --> |
| <configuration xmlns:xi=""http://www.w3.org/2001/XInclude""> |
| <property> |
| <name>yarn.resourcemanager.webapp.https.address</name> |
| <value>" + AnyHttpsAddressConfig + @"</value> |
| </property> |
| <property> |
| <name>yarn.resourcemanager.webapp.address</name> |
| <value>" + AnyHttpAddressConfigUpdated + @"</value> |
| </property> |
| <property> |
| <name>yarn.nodemanager.local-dirs</name> |
| <value>C:\hdpdata\hadoop\local</value> |
| </property> |
| </configuration>"; |
| |
| [Fact] |
| public void UrlProviderReadsEnvVarConfiguredConfigFileAndParsesCorrectHttpUrl() |
| { |
| string tempFile = Path.GetTempFileName(); |
| string tempDir = Path.GetDirectoryName(tempFile); |
| string yarnConfigFile = Path.Combine(tempDir, YarnConfigFileName); |
| |
| using (new TempFileWriter(yarnConfigFile, YarnConfigurationXmlContent)) |
| using (new TemporaryOverrideEnvironmentVariable(HadoopConfDirEnvVariable, tempDir)) |
| { |
| YarnConfigurationUrlProvider urlProvider = GetYarnConfigurationUrlProvider(); |
| var url = urlProvider.GetUrlAsync().GetAwaiter().GetResult(); |
| |
| Assert.Equal("http", url.First().Scheme); |
| Assert.Equal(AnyHttpAddressConfig.Split(':')[0], url.First().Host); |
| Assert.Equal(AnyHttpAddressConfig.Split(':')[1], url.First().Port.ToString(CultureInfo.InvariantCulture)); |
| } |
| } |
| |
| [Fact] |
| public void UrlProviderReadsEnvVarConfiguredConfigFileAndParsesCorrectHttpsUrl() |
| { |
| string tempFile = Path.GetTempFileName(); |
| string tempDir = Path.GetDirectoryName(tempFile); |
| string yarnConfigFile = Path.Combine(tempDir, YarnConfigFileName); |
| |
| using (new TempFileWriter(yarnConfigFile, YarnConfigurationXmlContent)) |
| using (new TemporaryOverrideEnvironmentVariable(HadoopConfDirEnvVariable, tempDir)) |
| { |
| YarnConfigurationUrlProvider urlProvider = GetYarnConfigurationUrlProvider(useHttps: true); |
| IEnumerable<Uri> url = urlProvider.GetUrlAsync().GetAwaiter().GetResult(); |
| |
| Assert.Equal("https", url.First().Scheme); |
| Assert.Equal(AnyHttpsAddressConfig.Split(':')[0], url.First().Host); |
| Assert.Equal(AnyHttpsAddressConfig.Split(':')[1], url.First().Port.ToString(CultureInfo.InvariantCulture)); |
| } |
| } |
| |
| [Fact] |
| public void UrlProviderReadsUserProvidedConfigFileAndParsesCorrectHttpsUrl() |
| { |
| string tempFile = Path.GetTempFileName(); |
| string tempDir = Path.GetDirectoryName(tempFile); |
| string yarnConfigFile = Path.Combine(tempDir, YarnConfigFileName); |
| |
| using (new TempFileWriter(yarnConfigFile, YarnConfigurationXmlContent)) |
| { |
| YarnConfigurationUrlProvider urlProvider = GetYarnConfigurationUrlProvider( |
| anyHadoopConfigDir: tempDir, |
| useHttps: true); |
| var url = urlProvider.GetUrlAsync().GetAwaiter().GetResult(); |
| |
| Assert.Equal("https", url.First().Scheme); |
| Assert.Equal(AnyHttpsAddressConfig.Split(':')[0], url.First().Host); |
| Assert.Equal(AnyHttpsAddressConfig.Split(':')[1], url.First().Port.ToString(CultureInfo.InvariantCulture)); |
| } |
| } |
| |
| [Fact] |
| public void CannotFindHadoopConfigDirThrowsArgumentException() |
| { |
| using (new TemporaryOverrideEnvironmentVariable(HadoopConfDirEnvVariable, string.Empty)) |
| { |
| try |
| { |
| YarnConfigurationUrlProvider urlProviderNotUsed = GetYarnConfigurationUrlProvider(); |
| Assert.True(false, "Should throw exception"); |
| } |
| catch (InjectionException injectionException) |
| { |
| Assert.True(injectionException.GetBaseException() is ArgumentException); |
| } |
| } |
| } |
| |
| private YarnConfigurationUrlProvider GetYarnConfigurationUrlProvider( |
| string anyHadoopConfigDir = null, |
| bool useHttps = false) |
| { |
| var injector = TangFactory.GetTang().NewInjector(); |
| if (anyHadoopConfigDir != null) |
| { |
| injector.BindVolatileParameter<YarnConfigurationUrlProvider.HadoopConfigurationDirectory, string>( |
| anyHadoopConfigDir); |
| } |
| |
| injector.BindVolatileParameter<YarnConfigurationUrlProvider.UseHttpsForYarnCommunication, bool>(useHttps); |
| return injector.GetInstance<YarnConfigurationUrlProvider>(); |
| } |
| |
| /// <summary> |
| /// Convenient syntax support for confirmed revert of environment variable change |
| /// even in the case of failure. |
| /// Other tests in the assembly will see changed env var |
| /// </summary> |
| internal class TemporaryOverrideEnvironmentVariable : IDisposable |
| { |
| private readonly string _variableName; |
| private readonly string _oldValue; |
| |
| public TemporaryOverrideEnvironmentVariable(string variableName, string newValue) |
| { |
| _variableName = variableName; |
| _oldValue = Environment.GetEnvironmentVariable(variableName); |
| Environment.SetEnvironmentVariable(variableName, newValue); |
| } |
| |
| public void Dispose() |
| { |
| Environment.SetEnvironmentVariable(_variableName, _oldValue); |
| } |
| } |
| |
| /// <summary> |
| /// Convenient syntax to make sure we clean up the temporary file |
| /// even in the case of failures. |
| /// It is a shame we are writing to disk in unit test |
| /// </summary> |
| internal class TempFileWriter : IDisposable |
| { |
| private readonly string _filePath; |
| |
| public TempFileWriter(string filePath, string fileContent) |
| { |
| _filePath = filePath; |
| File.WriteAllText(filePath, fileContent); |
| } |
| |
| public void Dispose() |
| { |
| File.Delete(_filePath); |
| } |
| } |
| } |
| } |