| /* |
| * 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.servicemix.jbi.security.login; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.security.Principal; |
| import java.security.cert.X509Certificate; |
| import java.util.Enumeration; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Properties; |
| import java.util.Set; |
| |
| import javax.security.auth.Subject; |
| import javax.security.auth.callback.Callback; |
| import javax.security.auth.callback.CallbackHandler; |
| import javax.security.auth.callback.UnsupportedCallbackException; |
| import javax.security.auth.login.FailedLoginException; |
| import javax.security.auth.login.LoginException; |
| import javax.security.auth.spi.LoginModule; |
| |
| import org.apache.servicemix.jbi.security.GroupPrincipal; |
| import org.apache.servicemix.jbi.security.UserPrincipal; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * This login module authenticate users given an X509 certificate. |
| */ |
| public class CertificatesLoginModule implements LoginModule { |
| |
| private static final String USER_FILE = "org.apache.servicemix.security.certificates.user"; |
| private static final String GROUP_FILE = "org.apache.servicemix.security.certificates.group"; |
| |
| private static final transient Logger LOGGER = LoggerFactory.getLogger(CertificatesLoginModule.class); |
| |
| private Subject subject; |
| private CallbackHandler callbackHandler; |
| private boolean debug; |
| private String usersFile; |
| private String groupsFile; |
| private Properties users = new Properties(); |
| private Properties groups = new Properties(); |
| private String user; |
| private Set principals = new HashSet(); |
| private File baseDir; |
| |
| public void initialize(Subject sub, CallbackHandler handler, Map sharedState, Map options) { |
| this.subject = sub; |
| this.callbackHandler = handler; |
| |
| if (System.getProperty("java.security.auth.login.config") != null) { |
| baseDir = new File(System.getProperty("java.security.auth.login.config")).getParentFile(); |
| } else { |
| baseDir = new File("."); |
| } |
| |
| debug = "true".equalsIgnoreCase((String) options.get("debug")); |
| usersFile = (String) options.get(USER_FILE) + ""; |
| groupsFile = (String) options.get(GROUP_FILE) + ""; |
| |
| if (debug) { |
| LOGGER.debug("Initialized debug=" + debug + " usersFile=" + usersFile + " groupsFile=" + groupsFile |
| + " basedir=" + baseDir); |
| } |
| } |
| |
| public boolean login() throws LoginException { |
| File f = new File(baseDir, usersFile); |
| InputStream fis = null; |
| try { |
| fis = new java.io.FileInputStream(f); |
| users.load(fis); |
| } catch (IOException ioe) { |
| throw new LoginException("Unable to load user properties file " + f); |
| } finally { |
| if (fis != null) { |
| try { |
| fis.close(); |
| fis = null; |
| } catch (IOException e) { |
| throw new LoginException("Unable to close user properties file " + f); |
| } |
| } |
| } |
| f = new File(baseDir, groupsFile); |
| try { |
| fis = new java.io.FileInputStream(f); |
| groups.load(fis); |
| } catch (IOException ioe) { |
| throw new LoginException("Unable to load group properties file " + f); |
| } finally { |
| if (fis != null) { |
| try { |
| fis.close(); |
| fis = null; |
| } catch (IOException e) { |
| throw new LoginException("Unable to close group properties file " + f); |
| } |
| } |
| } |
| |
| Callback[] callbacks = new Callback[1]; |
| callbacks[0] = new CertificateCallback(); |
| try { |
| callbackHandler.handle(callbacks); |
| } catch (IOException ioe) { |
| throw new LoginException(ioe.getMessage()); |
| } catch (UnsupportedCallbackException uce) { |
| throw new LoginException(uce.getMessage() + " not available to obtain information from user"); |
| } |
| X509Certificate cert = ((CertificateCallback) callbacks[0]).getCertificate(); |
| if (cert == null) { |
| throw new FailedLoginException("Unable to retrieve certificate"); |
| } |
| |
| Principal principal = cert.getSubjectX500Principal(); |
| String certName = principal.getName(); |
| for (Iterator it = users.entrySet().iterator(); it.hasNext();) { |
| Map.Entry entry = (Map.Entry) it.next(); |
| if (certName.equals(entry.getValue())) { |
| user = (String) entry.getKey(); |
| principals.add(principal); |
| if (debug) { |
| LOGGER.debug("login {}", user); |
| } |
| return true; |
| } |
| } |
| throw new FailedLoginException(); |
| } |
| |
| public boolean commit() throws LoginException { |
| principals.add(new UserPrincipal(user)); |
| |
| for (Enumeration enumeration = groups.keys(); enumeration.hasMoreElements();) { |
| String name = (String) enumeration.nextElement(); |
| String[] userList = ((String) groups.getProperty(name) + "").split(","); |
| for (int i = 0; i < userList.length; i++) { |
| if (user.equals(userList[i])) { |
| principals.add(new GroupPrincipal(name)); |
| break; |
| } |
| } |
| } |
| |
| subject.getPrincipals().addAll(principals); |
| |
| clear(); |
| |
| if (debug) { |
| LOGGER.debug("commit"); |
| } |
| return true; |
| } |
| |
| public boolean abort() throws LoginException { |
| clear(); |
| |
| if (debug) { |
| LOGGER.debug("abort"); |
| } |
| return true; |
| } |
| |
| public boolean logout() throws LoginException { |
| subject.getPrincipals().removeAll(principals); |
| principals.clear(); |
| |
| if (debug) { |
| LOGGER.debug("logout"); |
| } |
| return true; |
| } |
| |
| private void clear() { |
| groups.clear(); |
| user = null; |
| } |
| |
| } |