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/*
* Licensed 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.karaf.itests;
import static org.junit.Assert.assertTrue;
import static org.ops4j.pax.exam.CoreOptions.maven;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.configureSecurity;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.editConfigurationFilePut;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.karafDistributionConfiguration;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.keepRuntimeFolder;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.logLevel;
import static org.ops4j.pax.exam.karaf.options.KarafDistributionOption.replaceConfigurationFile;
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.File;
import java.io.IOException;
import java.io.PrintStream;
import java.net.ServerSocket;
import java.net.URL;
import java.security.Principal;
import java.security.PrivilegedExceptionAction;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Dictionary;
import java.util.EnumSet;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.FutureTask;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import javax.inject.Inject;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
import javax.security.auth.Subject;
import org.apache.karaf.features.BootFinished;
import org.apache.karaf.features.Feature;
import org.apache.karaf.features.FeaturesService;
import org.apache.karaf.shell.api.console.Session;
import org.apache.karaf.shell.api.console.SessionFactory;
import org.junit.Assert;
import org.junit.Rule;
import org.ops4j.pax.exam.Configuration;
import org.ops4j.pax.exam.Option;
import org.ops4j.pax.exam.ProbeBuilder;
import org.ops4j.pax.exam.TestProbeBuilder;
import org.ops4j.pax.exam.karaf.options.LogLevelOption.LogLevel;
import org.ops4j.pax.exam.options.MavenArtifactUrlReference;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Constants;
import org.osgi.framework.Filter;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.InvalidSyntaxException;
import org.osgi.framework.ServiceReference;
import org.osgi.service.cm.ConfigurationAdmin;
import org.osgi.util.tracker.ServiceTracker;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class KarafTestSupport {
public static final String MIN_RMI_SERVER_PORT = "44444";
public static final String MAX_RMI_SERVER_PORT = "66666";
public static final String MIN_HTTP_PORT = "9080";
public static final String MAX_HTTP_PORT = "9999";
public static final String MIN_RMI_REG_PORT = "1099";
public static final String MAX_RMI_REG_PORT = "9999";
public static final String MIN_SSH_PORT = "8101";
public static final String MAX_SSH_PORT = "8888";
static final Long COMMAND_TIMEOUT = 30000L;
static final Long SERVICE_TIMEOUT = 30000L;
static final long BUNDLE_TIMEOUT = 30000L;
private static Logger LOG = LoggerFactory.getLogger(KarafTestSupport.class);
@Rule
public KarafTestWatcher baseTestWatcher = new KarafTestWatcher();
ExecutorService executor = Executors.newCachedThreadPool();
@Inject
protected BundleContext bundleContext;
@Inject
protected FeaturesService featureService;
@Inject
protected SessionFactory sessionFactory;
@Inject
protected ConfigurationAdmin configurationAdmin;
/**
* To make sure the tests run only when the boot features are fully installed
*/
@Inject
BootFinished bootFinished;
@ProbeBuilder
public TestProbeBuilder probeConfiguration(TestProbeBuilder probe) {
probe.setHeader(Constants.DYNAMICIMPORT_PACKAGE, "*,org.apache.felix.service.*;status=provisional");
return probe;
}
public File getConfigFile(String path) {
URL res = this.getClass().getResource(path);
if (res == null) {
throw new RuntimeException("Config resource " + path + " not found");
}
return new File(res.getFile());
}
@Configuration
public Option[] config() {
MavenArtifactUrlReference karafUrl = maven().groupId("org.apache.karaf").artifactId("apache-karaf").versionAsInProject().type("tar.gz");
String httpPort = Integer.toString(getAvailablePort(Integer.parseInt(MIN_HTTP_PORT), Integer.parseInt(MAX_HTTP_PORT)));
String rmiRegistryPort = Integer.toString(getAvailablePort(Integer.parseInt(MIN_RMI_REG_PORT), Integer.parseInt(MAX_RMI_REG_PORT)));
String rmiServerPort = Integer.toString(getAvailablePort(Integer.parseInt(MIN_RMI_SERVER_PORT), Integer.parseInt(MAX_RMI_SERVER_PORT)));
String sshPort = Integer.toString(getAvailablePort(Integer.parseInt(MIN_SSH_PORT), Integer.parseInt(MAX_SSH_PORT)));
return new Option[]{
// KarafDistributionOption.debugConfiguration("8889", true),
karafDistributionConfiguration().frameworkUrl(karafUrl).name("Apache Karaf").unpackDirectory(new File("target/exam")),
// enable JMX RBAC security, thanks to the KarafMBeanServerBuilder
configureSecurity().disableKarafMBeanServerBuilder(),
keepRuntimeFolder(),
logLevel(LogLevel.INFO),
replaceConfigurationFile("etc/org.ops4j.pax.logging.cfg", getConfigFile("/etc/org.ops4j.pax.logging.cfg")),
editConfigurationFilePut("etc/org.ops4j.pax.web.cfg", "org.osgi.service.http.port", httpPort),
editConfigurationFilePut("etc/org.apache.karaf.management.cfg", "rmiRegistryPort", rmiRegistryPort),
editConfigurationFilePut("etc/org.apache.karaf.management.cfg", "rmiServerPort", rmiServerPort),
editConfigurationFilePut("etc/org.apache.karaf.shell.cfg", "sshPort", sshPort),
editConfigurationFilePut("etc/system.properties", "spring31.version", System.getProperty("spring31.version")),
editConfigurationFilePut("etc/system.properties", "spring32.version", System.getProperty("spring32.version")),
editConfigurationFilePut("etc/system.properties", "spring40.version", System.getProperty("spring40.version")),
editConfigurationFilePut("etc/system.properties", "spring41.version", System.getProperty("spring41.version")),
editConfigurationFilePut("etc/system.properties", "spring42.version", System.getProperty("spring42.version")),
};
}
private int getAvailablePort(int min, int max) {
for (int i = min; i <= max; i++) {
try {
ServerSocket socket = new ServerSocket(i);
return socket.getLocalPort();
} catch (Exception e) {
System.err.println("Port " + i + " not available, trying next one");
continue; // try next port
}
}
throw new IllegalStateException("Can't find available network ports");
}
/**
* Executes a shell command and returns output as a String.
* Commands have a default timeout of 10 seconds.
*
* @param command The command to execute
* @param principals The principals (e.g. RolePrincipal objects) to run the command under
* @return
*/
protected String executeCommand(final String command, Principal ... principals) {
return executeCommand(command, COMMAND_TIMEOUT, false, principals);
}
/**
* Executes a shell command and returns output as a String.
* Commands have a default timeout of 10 seconds.
*
* @param command The command to execute.
* @param timeout The amount of time in millis to wait for the command to execute.
* @param silent Specifies if the command should be displayed in the screen.
* @param principals The principals (e.g. RolePrincipal objects) to run the command under
* @return
*/
protected String executeCommand(final String command, final Long timeout, final Boolean silent, final Principal ... principals) {
waitForCommandService(command);
String response;
final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
final PrintStream printStream = new PrintStream(byteArrayOutputStream);
final SessionFactory sessionFactory = getOsgiService(SessionFactory.class);
final Session session = sessionFactory.create(System.in, printStream, System.err);
final Callable<String> commandCallable = new Callable<String>() {
@Override
public String call() throws Exception {
try {
if (!silent) {
System.err.println(command);
}
session.execute(command);
} catch (Exception e) {
throw new RuntimeException(e.getMessage(), e);
}
printStream.flush();
return byteArrayOutputStream.toString();
}
};
FutureTask<String> commandFuture;
if (principals.length == 0) {
commandFuture = new FutureTask<String>(commandCallable);
} else {
// If principals are defined, run the command callable via Subject.doAs()
commandFuture = new FutureTask<String>(new Callable<String>() {
@Override
public String call() throws Exception {
Subject subject = new Subject();
subject.getPrincipals().addAll(Arrays.asList(principals));
return Subject.doAs(subject, new PrivilegedExceptionAction<String>() {
@Override
public String run() throws Exception {
return commandCallable.call();
}
});
}
});
}
try {
executor.submit(commandFuture);
response = commandFuture.get(timeout, TimeUnit.MILLISECONDS);
} catch (TimeoutException e) {
e.printStackTrace(System.err);
response = "SHELL COMMAND TIMED OUT: ";
} catch (ExecutionException e) {
Throwable cause = e.getCause().getCause();
throw new RuntimeException(cause.getMessage(), cause);
} catch (InterruptedException e) {
throw new RuntimeException(e.getMessage(), e);
}
return response;
}
protected <T> T getOsgiService(Class<T> type, long timeout) {
return getOsgiService(type, null, timeout);
}
protected <T> T getOsgiService(Class<T> type) {
return getOsgiService(type, null, SERVICE_TIMEOUT);
}
@SuppressWarnings({ "rawtypes", "unchecked" })
protected <T> T getOsgiService(Class<T> type, String filter, long timeout) {
ServiceTracker tracker = null;
try {
String flt;
if (filter != null) {
if (filter.startsWith("(")) {
flt = "(&(" + Constants.OBJECTCLASS + "=" + type.getName() + ")" + filter + ")";
} else {
flt = "(&(" + Constants.OBJECTCLASS + "=" + type.getName() + ")(" + filter + "))";
}
} else {
flt = "(" + Constants.OBJECTCLASS + "=" + type.getName() + ")";
}
Filter osgiFilter = FrameworkUtil.createFilter(flt);
tracker = new ServiceTracker(bundleContext, osgiFilter, null);
tracker.open(true);
// Note that the tracker is not closed to keep the reference
// This is buggy, as the service reference may change i think
Object svc = type.cast(tracker.waitForService(timeout));
if (svc == null) {
Dictionary dic = bundleContext.getBundle().getHeaders();
System.err.println("Test bundle headers: " + explode(dic));
for (ServiceReference ref : asCollection(bundleContext.getAllServiceReferences(null, null))) {
System.err.println("ServiceReference: " + ref);
}
for (ServiceReference ref : asCollection(bundleContext.getAllServiceReferences(null, flt))) {
System.err.println("Filtered ServiceReference: " + ref);
}
throw new RuntimeException("Gave up waiting for service " + flt);
}
return type.cast(svc);
} catch (InvalidSyntaxException e) {
throw new IllegalArgumentException("Invalid filter", e);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
private void waitForCommandService(String command) {
// the commands are represented by services. Due to the asynchronous nature of services they may not be
// immediately available. This code waits the services to be available, in their secured form. It
// means that the code waits for the command service to appear with the roles defined.
if (command == null || command.length() == 0) {
return;
}
int spaceIdx = command.indexOf(' ');
if (spaceIdx > 0) {
command = command.substring(0, spaceIdx);
}
int colonIndx = command.indexOf(':');
String scope = (colonIndx > 0) ? command.substring(0, colonIndx) : "*";
String name = (colonIndx > 0) ? command.substring(colonIndx + 1) : command;
try {
long start = System.currentTimeMillis();
long cur = start;
while (cur - start < SERVICE_TIMEOUT) {
if (sessionFactory.getRegistry().getCommand(scope, name) != null) {
return;
}
Thread.sleep(100);
cur = System.currentTimeMillis();
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
protected void waitForService(String filter, long timeout) throws InvalidSyntaxException, InterruptedException {
ServiceTracker<Object, Object> st = new ServiceTracker<Object, Object>(bundleContext, bundleContext.createFilter(filter), null);
try {
st.open();
st.waitForService(timeout);
} finally {
st.close();
}
}
protected Bundle waitBundleState(String symbolicName, int state) {
long endTime = System.currentTimeMillis() + BUNDLE_TIMEOUT;
while (System.currentTimeMillis() < endTime) {
Bundle bundle = findBundleByName(symbolicName);
if (bundle != null && bundle.getState() == state) {
return bundle;
}
try {
Thread.sleep(500);
} catch (InterruptedException e) {
throw new IllegalStateException(e);
}
}
Assert.fail("Manadatory bundle " + symbolicName + " not found.");
throw new IllegalStateException("Should not be reached");
}
/*
* Explode the dictionary into a ,-delimited list of key=value pairs
*/
@SuppressWarnings("rawtypes")
private static String explode(Dictionary dictionary) {
Enumeration keys = dictionary.keys();
StringBuffer result = new StringBuffer();
while (keys.hasMoreElements()) {
Object key = keys.nextElement();
result.append(String.format("%s=%s", key, dictionary.get(key)));
if (keys.hasMoreElements()) {
result.append(", ");
}
}
return result.toString();
}
/**
* Provides an iterable collection of references, even if the original array is null
*/
@SuppressWarnings("rawtypes")
private static Collection<ServiceReference> asCollection(ServiceReference[] references) {
return references != null ? Arrays.asList(references) : Collections.<ServiceReference>emptyList();
}
public JMXConnector getJMXConnector() throws Exception {
return getJMXConnector("karaf", "karaf");
}
public JMXConnector getJMXConnector(String userName, String passWord) throws Exception {
JMXServiceURL url = new JMXServiceURL(getJmxServiceUrl());
Hashtable<String, Object> env = new Hashtable<String, Object>();
String[] credentials = new String[]{ userName, passWord };
env.put("jmx.remote.credentials", credentials);
JMXConnector connector = JMXConnectorFactory.connect(url, env);
return connector;
}
public String getJmxServiceUrl() throws Exception {
org.osgi.service.cm.Configuration configuration = configurationAdmin.getConfiguration("org.apache.karaf.management", null);
if (configuration != null) {
return configuration.getProperties().get("serviceUrl").toString();
}
return "service:jmx:rmi:///jndi/rmi://localhost:" + MIN_RMI_SERVER_PORT + "/karaf-root";
}
public String getSshPort() throws Exception {
org.osgi.service.cm.Configuration configuration = configurationAdmin.getConfiguration("org.apache.karaf.shell", null);
if (configuration != null) {
return configuration.getProperties().get("sshPort").toString();
}
return "8101";
}
public void assertFeatureInstalled(String featureName) throws Exception {
String name;
String version;
if (featureName.contains("/")) {
name = featureName.substring(0, featureName.indexOf("/"));
version = featureName.substring(featureName.indexOf("/") + 1);
} else {
name = featureName;
version = null;
}
assertFeatureInstalled(name, version);
}
public void assertFeatureInstalled(String featureName, String featureVersion) throws Exception {
Feature featureToAssert = featureService.getFeatures(featureName, featureVersion)[0];
Feature[] features = featureService.listInstalledFeatures();
for (Feature feature : features) {
if (featureToAssert.equals(feature)) {
return;
}
}
Assert.fail("Feature " + featureName + (featureVersion != null ? "/" + featureVersion : "") + " should be installed but is not");
}
public void assertFeaturesInstalled(String ... expectedFeatures) throws Exception {
Set<String> expectedFeaturesSet = new HashSet<String>(Arrays.asList(expectedFeatures));
Feature[] features = featureService.listInstalledFeatures();
Set<String> installedFeatures = new HashSet<String>();
for (Feature feature : features) {
installedFeatures.add(feature.getName());
}
String msg = "Expecting the following features to be installed : " + expectedFeaturesSet + " but found " + installedFeatures;
Assert.assertTrue(msg, installedFeatures.containsAll(expectedFeaturesSet));
}
public void assertFeatureNotInstalled(String featureName) throws Exception {
String name;
String version;
if (featureName.contains("/")) {
name = featureName.substring(0, featureName.indexOf("/"));
version = featureName.substring(featureName.indexOf("/") + 1);
} else {
name = featureName;
version = null;
}
assertFeatureNotInstalled(name, version);
}
public void assertFeatureNotInstalled(String featureName, String featureVersion) throws Exception {
Feature featureToAssert = featureService.getFeatures(featureName, featureVersion)[0];
Feature[] features = featureService.listInstalledFeatures();
for (Feature feature : features) {
if (featureToAssert.equals(feature)) {
Assert.fail("Feature " + featureName + (featureVersion != null ? "/" + featureVersion : "") + " is installed whereas it should not be");
}
}
}
public void assertContains(String expectedPart, String actual) {
assertTrue("Should contain '" + expectedPart + "' but was : " + actual, actual.contains(expectedPart));
}
public void assertContainsNot(String expectedPart, String actual) {
Assert.assertFalse("Should not contain '" + expectedPart + "' but was : " + actual, actual.contains(expectedPart));
}
protected void assertBundleInstalled(String name) {
Assert.assertNotNull("Bundle " + name + " should be installed", findBundleByName(name));
}
protected void assertBundleNotInstalled(String name) {
Assert.assertNull("Bundle " + name + " should not be installed", findBundleByName(name));
}
protected Bundle findBundleByName(String symbolicName) {
for (Bundle bundle : bundleContext.getBundles()) {
if (bundle.getSymbolicName().equals(symbolicName)) {
return bundle;
}
}
return null;
}
protected void installAndAssertFeature(String feature) throws Exception {
featureService.installFeature(feature, EnumSet.of(FeaturesService.Option.NoAutoRefreshBundles));
assertFeatureInstalled(feature);
}
protected void installAssertAndUninstallFeature(String feature, String version) throws Exception {
installAssertAndUninstallFeatures(feature + "/" + version);
}
protected void installAssertAndUninstallFeatures(String... feature) throws Exception {
boolean success = false;
try {
for (String curFeature : feature) {
featureService.installFeature(curFeature, EnumSet.of(FeaturesService.Option.NoAutoRefreshBundles));
assertFeatureInstalled(curFeature);
}
success = true;
} finally {
for (String curFeature : feature) {
System.out.println("Uninstalling " + curFeature);
try {
featureService.uninstallFeature(curFeature, EnumSet.of(FeaturesService.Option.NoAutoRefreshBundles));
} catch (Exception e) {
if (success) {
throw e;
}
}
}
}
}
/**
* The feature service does not uninstall feature dependencies when uninstalling a single feature.
* So we need to make sure we uninstall all features that were newly installed.
*
* @param featuresBefore
* @throws Exception
*/
protected void uninstallNewFeatures(Set<Feature> featuresBefore)
throws Exception {
Feature[] features = featureService.listInstalledFeatures();
for (Feature curFeature : features) {
if (!featuresBefore.contains(curFeature)) {
try {
System.out.println("Uninstalling " + curFeature.getName());
featureService.uninstallFeature(curFeature.getName(), curFeature.getVersion(),
EnumSet.of(FeaturesService.Option.NoAutoRefreshBundles));
} catch (Exception e) {
LOG.error(e.getMessage(), e);
}
}
}
}
protected void close(Closeable closeAble) {
if (closeAble != null) {
try {
closeAble.close();
} catch (IOException e) {
throw new RuntimeException(e.getMessage(), e);
}
}
}
}