/**
* 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.hadoop.gateway;
import com.mycila.xmltool.XMLTag;
import org.apache.commons.io.FileUtils;
import org.apache.directory.server.protocol.shared.transport.TcpTransport;
import org.apache.hadoop.gateway.config.GatewayConfig;
import org.apache.hadoop.gateway.security.ldap.SimpleLdapDirectoryServer;
import org.apache.hadoop.gateway.services.DefaultGatewayServices;
import org.apache.hadoop.gateway.services.ServiceLifecycleException;
import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.io.FileOutputStream;
import java.net.InetAddress;
import java.net.URL;
import java.net.UnknownHostException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.junit.Assert.assertThat;
public class GatewayTestDriver {
private static Logger log = LoggerFactory.getLogger(GatewayTestDriver.class);
public Class<?> resourceBaseClass;
public SimpleLdapDirectoryServer ldap;
public TcpTransport ldapTransport;
public boolean useGateway;
public GatewayServer gateway;
public GatewayConfig config;
public String clusterName;
/**
* Sets the class from which relative test resource names should be resolved.
* @param resourceBaseClass The class from which relative test resource names should be resolved.
*/
public void setResourceBase( Class<?> resourceBaseClass ) {
this.resourceBaseClass = resourceBaseClass;
}
/**
* Starts an embedded LDAP server of the specified port.
* @param port The desired port the LDAP server should listen on.
* @return The actual port the LDAP server is listening on.
* @throws Exception Thrown if a failure occurs.
*/
public int setupLdap( int port ) throws Exception {
URL usersUrl = getResourceUrl("users.ldif");
ldapTransport = new TcpTransport( 0 );
ldap = new SimpleLdapDirectoryServer( "dc=hadoop,dc=apache,dc=org", new File( usersUrl.toURI() ), ldapTransport );
ldap.start();
log.info( "LDAP port = " + ldapTransport.getAcceptor().getLocalAddress().getPort() );
return port;
}
/**
* Creates a GATEWAY_HOME, starts a gateway instance and deploys a test topology.
*/
public void setupGateway( GatewayTestConfig config, String cluster, XMLTag topology, boolean use ) throws Exception {
this.useGateway = use;
this.config = config;
this.clusterName = cluster;
File targetDir = new File( System.getProperty( "user.dir" ), "target" );
File gatewayDir = new File( targetDir, "gateway-home-" + UUID.randomUUID() );
gatewayDir.mkdirs();
config.setGatewayHomeDir( gatewayDir.getAbsolutePath() );
File topoDir = new File( config.getGatewayTopologyDir() );
topoDir.mkdirs();
File deployDir = new File( config.getGatewayDeploymentDir() );
deployDir.mkdirs();
File descriptor = new File( topoDir, cluster + ".xml" );
FileOutputStream stream = new FileOutputStream( descriptor );
topology.toStream( stream );
stream.close();
DefaultGatewayServices srvcs = new DefaultGatewayServices();
Map<String,String> options = new HashMap<String,String>();
options.put("persist-master", "false");
options.put("master", "password");
try {
srvcs.init(config, options);
} catch (ServiceLifecycleException e) {
e.printStackTrace(); // I18N not required.
}
File stacksDir = new File( config.getGatewayServicesDir() );
stacksDir.mkdirs();
//TODO: [sumit] This is a hack for now, need to find a better way to locate the source resources for 'stacks' to be tested
String pathToStacksSource = "gateway-service-definitions/src/main/resources/services";
File stacksSourceDir = new File( targetDir.getParent(), pathToStacksSource);
if (!stacksSourceDir.exists()) {
stacksSourceDir = new File( targetDir.getParentFile().getParentFile().getParent(), pathToStacksSource);
}
if (stacksSourceDir.exists()) {
FileUtils.copyDirectoryToDirectory(stacksSourceDir, stacksDir);
}
gateway = GatewayServer.startGateway(config, srvcs);
MatcherAssert.assertThat("Failed to start gateway.", gateway, notNullValue());
log.info( "Gateway port = " + gateway.getAddresses()[ 0 ].getPort() );
}
public void cleanup() throws Exception {
gateway.stop();
FileUtils.deleteQuietly( new File( config.getGatewayTopologyDir() ) );
FileUtils.deleteQuietly( new File( config.getGatewayConfDir() ) );
FileUtils.deleteQuietly( new File( config.getGatewaySecurityDir() ) );
FileUtils.deleteQuietly( new File( config.getGatewayDeploymentDir() ) );
FileUtils.deleteQuietly( new File( config.getGatewayDataDir() ) );
FileUtils.deleteQuietly( new File( config.getGatewayServicesDir() ) );
ldap.stop( true );
}
public String getResourceBaseName() {
return resourceBaseClass.getName().replaceAll( "\\.", "/" ) + "/";
}
public String getResourceName( String resource ) {
return getResourceBaseName() + resource;
}
public URL getResourceUrl( String resource ) {
URL url = ClassLoader.getSystemResource( getResourceName( resource ) );
assertThat( "Failed to find test resource " + resource, url, Matchers.notNullValue() );
return url;
}
public String getLdapUrl() {
return "ldap://localhost:" + ldapTransport.getAcceptor().getLocalAddress().getPort();
}
public String getClusterUrl() {
String url;
String localHostName = getLocalHostName();
url = "http://" + localHostName + ":" + gateway.getAddresses()[0].getPort() + "/" + config.getGatewayPath() + "/" + clusterName;
return url;
}
public int getGatewayPort() {
return gateway.getAddresses()[0].getPort();
}
private String getLocalHostName() {
String hostName = "localhost";
try {
hostName = InetAddress.getByName("127.0.0.1").getHostName();
} catch( UnknownHostException e ) {
// Ignore and use the default.
}
return hostName;
}
}