+package org.argeo.security.activemq;
+
+import java.io.InputStream;
+import java.net.URL;
+import java.security.KeyStore;
+import java.security.Principal;
+import java.security.SecureRandom;
+
+import javax.jms.Connection;
+import javax.jms.ConnectionFactory;
+import javax.jms.JMSException;
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.TrustManagerFactory;
+import javax.security.auth.Subject;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+
+import org.apache.activemq.ActiveMQSslConnectionFactory;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.ArgeoException;
+import org.argeo.security.core.UserPasswordDialog;
+import org.springframework.beans.factory.DisposableBean;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.core.io.Resource;
+import org.springframework.jms.connection.CachingConnectionFactory;
+import org.springframework.jms.connection.UserCredentialsConnectionFactoryAdapter;
+
+public class SecuredActiveMqConnectionFactory implements ConnectionFactory,
+ InitializingBean, DisposableBean {
+
+ public final static String AUTHMODE_UI = "ui";
+ public final static String AUTHMODE_OS = "os";
+ public final static String AUTHMODE_DEFAULT = AUTHMODE_OS;
+ private final static String LOGIN_CONFIG_PROPERTY = "java.security.auth.login.config";
+
+ private final static Log log = LogFactory
+ .getLog(SecuredActiveMqConnectionFactory.class);
+
+ private String keyStorePassword;
+ private Resource keyStore;
+ private String keyStoreType = "JKS";// "PKCS12"
+ private String brokerURL;
+
+ private String authenticationMode;
+
+ private CachingConnectionFactory cachingConnectionFactory;
+
+ public Connection createConnection() throws JMSException {
+ return cachingConnectionFactory.createConnection();
+ }
+
+ public Connection createConnection(String userName, String password)
+ throws JMSException {
+ throw new UnsupportedOperationException();
+ }
+
+ public void afterPropertiesSet() throws Exception {
+ ActiveMQSslConnectionFactory activeMQSslConnectionFactory = new ActiveMQSslConnectionFactory();
+ prepareActiveMqSslConnectionFactory(activeMQSslConnectionFactory);
+ activeMQSslConnectionFactory.setBrokerURL(brokerURL);
+ UserCredentialsConnectionFactoryAdapter uccfa = new UserCredentialsConnectionFactoryAdapter();
+ uccfa.setTargetConnectionFactory(activeMQSslConnectionFactory);
+ cachingConnectionFactory = new CachingConnectionFactory();
+ cachingConnectionFactory.setTargetConnectionFactory(uccfa);
+
+ initConnectionFactoryCredentials(uccfa);
+ cachingConnectionFactory.initConnection();
+ log.info("Connected to " + brokerURL);
+ uccfa.setUsername(null);
+ uccfa.setPassword(null);
+
+ }
+
+ protected void initConnectionFactoryCredentials(
+ final UserCredentialsConnectionFactoryAdapter uccfa) {
+ if (authenticationMode == null)
+ authenticationMode = AUTHMODE_DEFAULT;
+
+ if (AUTHMODE_OS.equals(authenticationMode)) {
+ // Cache previous value of login conf location
+ String oldLoginConfLocation = System
+ .getProperty(LOGIN_CONFIG_PROPERTY);
+ // Find OS family
+ String osName = System.getProperty("os.name");
+ final String auth;
+ if (osName.startsWith("Windows"))
+ auth = "Windows";
+ else if (osName.startsWith("SunOS") || osName.startsWith("Solaris"))
+ auth = "Solaris";
+ else
+ auth = "Unix";
+
+ Subject subject;
+ try {
+
+ URL url = getClass().getResource(
+ "/org/argeo/security/activemq/osLogin.conf");
+
+ System.setProperty(LOGIN_CONFIG_PROPERTY, url.toString());
+ LoginContext lc = new LoginContext(auth);
+ lc.login();
+ subject = lc.getSubject();
+ } catch (LoginException le) {
+ throw new ArgeoException("OS authentication failed", le);
+ } finally {
+ if (oldLoginConfLocation != null)
+ System.setProperty(LOGIN_CONFIG_PROPERTY,
+ oldLoginConfLocation);
+ }
+
+ // Extract user name
+ String osUsername = null;
+ for (Principal principal : subject.getPrincipals()) {
+ String className = principal.getClass().getName();
+ if ("Unix".equals(auth)
+ && "com.sun.security.auth.UnixPrincipal"
+ .equals(className))
+ osUsername = principal.getName();
+ else if ("Windows".equals(auth)
+ && "com.sun.security.auth.NTUserPrincipal"
+ .equals(className))
+ osUsername = principal.getName();
+ else if ("Solaris".equals(auth)
+ && "com.sun.security.auth.SolarisPrincipal"
+ .equals(className))
+ osUsername = principal.getName();
+ }
+
+ if (osUsername == null)
+ throw new ArgeoException("Could not find OS user name");
+
+ uccfa.setUsername(osUsername);
+ uccfa.setPassword(null);
+
+ } else if (AUTHMODE_UI.equals(authenticationMode)) {
+ UserPasswordDialog dialog = new UserPasswordDialog() {
+ private static final long serialVersionUID = -891646559691412088L;
+
+ protected void useCredentials(String username, char[] password) {
+ uccfa.setUsername(username);
+ uccfa.setPassword(new String(password));
+ }
+ };
+ dialog.setVisible(true);
+ } else {
+ throw new ArgeoException("Authentication mode '"
+ + authenticationMode + "' is not supported");
+ }
+
+ }
+
+ protected void prepareActiveMqSslConnectionFactory(
+ ActiveMQSslConnectionFactory connectionFactory) {
+ try {
+ KeyStore keyStoreKs = KeyStore.getInstance(keyStoreType);
+
+ InputStream keyInput = keyStore.getInputStream();
+ keyStoreKs.load(keyInput,
+ keyStorePassword != null ? keyStorePassword.toCharArray()
+ : null);
+ keyInput.close();
+
+ TrustManagerFactory tmf = TrustManagerFactory
+ .getInstance(TrustManagerFactory.getDefaultAlgorithm());
+ tmf.init(keyStoreKs);
+
+ KeyManagerFactory keyManagerFactory = KeyManagerFactory
+ .getInstance(KeyManagerFactory.getDefaultAlgorithm());
+ keyManagerFactory.init(keyStoreKs, keyStorePassword.toCharArray());
+
+ connectionFactory.setKeyAndTrustManagers(keyManagerFactory
+ .getKeyManagers(), tmf.getTrustManagers(),
+ new SecureRandom());
+ } catch (Exception e) {
+ throw new ArgeoException(
+ "Cannot initailize JMS conneciton factory", e);
+ }
+
+ }
+
+ public void destroy() throws Exception {
+ if (cachingConnectionFactory != null)
+ cachingConnectionFactory.destroy();
+ }
+
+ public void setKeyStorePassword(String keyStorePassword) {
+ this.keyStorePassword = keyStorePassword;
+ }
+
+ public void setKeyStore(Resource keyStore) {
+ this.keyStore = keyStore;
+ }
+
+ public void setKeyStoreType(String keyStoreType) {
+ this.keyStoreType = keyStoreType;
+ }
+
+ public void setBrokerURL(String brokerUrl) {
+ this.brokerURL = brokerUrl;
+ }
+
+}