X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;ds=sidebyside;f=security%2Fplugins%2Forg.argeo.security.ui.rap%2Fsrc%2Fmain%2Fjava%2Forg%2Fargeo%2Fsecurity%2Fui%2Frap%2FSecureEntryPoint.java;h=10dced4b3e44be80502c4750277988b424025a23;hb=1d5afdce3e91054f07ddd3c98309c363b4cf1d46;hp=f30f0059bd825516bdc77cff250d9bb6d5ed14f1;hpb=5266ec50ddbf3247a5033d98a1dbceec6673a5b8;p=lgpl%2Fargeo-commons.git diff --git a/security/plugins/org.argeo.security.ui.rap/src/main/java/org/argeo/security/ui/rap/SecureEntryPoint.java b/security/plugins/org.argeo.security.ui.rap/src/main/java/org/argeo/security/ui/rap/SecureEntryPoint.java index f30f0059b..10dced4b3 100644 --- a/security/plugins/org.argeo.security.ui.rap/src/main/java/org/argeo/security/ui/rap/SecureEntryPoint.java +++ b/security/plugins/org.argeo.security.ui.rap/src/main/java/org/argeo/security/ui/rap/SecureEntryPoint.java @@ -1,105 +1,204 @@ +/* + * Copyright (C) 2007-2012 Mathieu Baudier + * + * 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.argeo.security.ui.rap; import java.security.PrivilegedAction; import javax.security.auth.Subject; import javax.security.auth.login.LoginException; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpSession; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; -import org.argeo.eclipse.ui.dialogs.Error; +import org.argeo.ArgeoException; +import org.argeo.eclipse.ui.ErrorFeedback; +import org.eclipse.equinox.security.auth.ILoginContext; +import org.eclipse.jface.dialogs.MessageDialog; +import org.eclipse.rwt.RWT; import org.eclipse.rwt.lifecycle.IEntryPoint; -import org.eclipse.rwt.service.SessionStoreEvent; -import org.eclipse.rwt.service.SessionStoreListener; import org.eclipse.swt.widgets.Display; import org.eclipse.ui.PlatformUI; -import org.eclipse.ui.application.IWorkbenchWindowConfigurer; -import org.eclipse.ui.application.WorkbenchAdvisor; -import org.eclipse.ui.application.WorkbenchWindowAdvisor; +import org.springframework.security.BadCredentialsException; +import org.springframework.security.context.SecurityContext; +import org.springframework.security.context.SecurityContextHolder; -public class SecureEntryPoint implements IEntryPoint, SessionStoreListener { - private Log log = LogFactory.getLog(SecureEntryPoint.class); +/** + * RAP entry point with login capabilities. Once the user has been + * authenticated, the workbench is run as a privileged action by the related + * subject. + */ +public class SecureEntryPoint implements IEntryPoint { + private final static Log log = LogFactory.getLog(SecureEntryPoint.class); + + /** + * From org.springframework.security.context. + * HttpSessionContextIntegrationFilter + */ + protected static final String SPRING_SECURITY_CONTEXT_KEY = "SPRING_SECURITY_CONTEXT"; + + /** + * How many seconds to wait before invalidating the session if the user has + * not yet logged in. + */ + private Integer loginTimeout = 1 * 60; + // TODO make it configurable + /** Default session timeout is 8 hours (European working day length) */ + private Integer sessionTimeout = 8 * 60 * 60; + + /** Override to provide an application specific workbench advisor */ + protected RapWorkbenchAdvisor createRapWorkbenchAdvisor(String username) { + return new RapWorkbenchAdvisor(username); + } @Override - public int createUI() { - // log.debug("THREAD=" + Thread.currentThread().getId() - // + ", RWT.getSessionStore().getId()=" - // + RWT.getSessionStore().getId()); + public final int createUI() { + // Short login timeout so that the modal dialog login doesn't hang + // around too long + RWT.getRequest().getSession().setMaxInactiveInterval(loginTimeout); - Integer returnCode = null; - Display display = PlatformUI.createDisplay(); - try { - Subject subject = null; - Boolean retry = true; - while (retry) { - try { - // force login in order to give Spring Security a chance to - // load - SecureRapActivator.getLoginContext().login(); - subject = SecureRapActivator.getLoginContext().getSubject(); - retry = false; - } catch (LoginException e) { - Error.show("Cannot login", e); - retry = true; - } catch (Exception e) { - Error.show("Unexpected exception while trying to login", e); - retry = false; + HttpServletRequest httpRequest = RWT.getRequest(); + HttpSession httpSession = httpRequest.getSession(); + Object contextFromSessionObject = httpSession + .getAttribute(SPRING_SECURITY_CONTEXT_KEY); + if (contextFromSessionObject != null) + SecurityContextHolder + .setContext((SecurityContext) contextFromSessionObject); + + if (log.isDebugEnabled()) + log.debug("THREAD=" + Thread.currentThread().getId() + + ", sessionStore=" + RWT.getSessionStore().getId() + + ", remote user=" + httpRequest.getRemoteUser()); + + // create display + final Display display = PlatformUI.createDisplay(); + + // log in + final ILoginContext loginContext = SecureRapActivator + .createLoginContext(SecureRapActivator.CONTEXT_SPRING); + Subject subject = null; + tryLogin: while (subject == null && !display.isDisposed()) { + try { + loginContext.login(); + subject = loginContext.getSubject(); + + if (httpSession.getAttribute(SPRING_SECURITY_CONTEXT_KEY) == null) + httpSession.setAttribute(SPRING_SECURITY_CONTEXT_KEY, + SecurityContextHolder.getContext()); + + // Once the user is logged in, she can have a longer session + // timeout + RWT.getRequest().getSession() + .setMaxInactiveInterval(sessionTimeout); + if (log.isDebugEnabled()) + log.debug("Authenticated " + subject); + } catch (LoginException e) { + BadCredentialsException bce = wasCausedByBadCredentials(e); + if (bce != null) { + MessageDialog.openInformation(display.getActiveShell(), + "Bad Credentials", bce.getMessage()); + // retry login + continue tryLogin; } + return processLoginDeath(display, e); } + } - if (subject != null) { - returnCode = (Integer) Subject.doAs(subject, - getRunAction(display)); - SecureRapActivator.getLoginContext().logout(); - return processReturnCode(returnCode); - } else { - return -1; + final String username = subject.getPrincipals().iterator().next() + .getName(); + // Logout callback when the display is disposed + display.disposeExec(new Runnable() { + public void run() { + log.debug("Display disposed"); + logout(loginContext, username); } - } catch (Exception e) { - log.error("Unexpected error",e); - return -1; - } -// finally { -// display.dispose(); -// } - } + }); - @SuppressWarnings("rawtypes") - private PrivilegedAction getRunAction(final Display display) { - return new PrivilegedAction() { - public Object run() { - int result = createAndRunWorkbench(display); - return new Integer(result); - } - }; + // + // RUN THE WORKBENCH + // + Integer returnCode = null; + try { + returnCode = Subject.doAs(subject, new PrivilegedAction() { + public Integer run() { + RapWorkbenchAdvisor workbenchAdvisor = createRapWorkbenchAdvisor(username); + int result = PlatformUI.createAndRunWorkbench(display, + workbenchAdvisor); + return new Integer(result); + } + }); + logout(loginContext, username); + } finally { + display.dispose(); + } + return returnCode; } - protected Integer createAndRunWorkbench(Display display) { - return PlatformUI.createAndRunWorkbench(display, - createWorkbenchAdvisor()); - } + private Integer processLoginDeath(Display display, LoginException e) { + // check thread death + ThreadDeath td = wasCausedByThreadDeath(e); + if (td != null) { + display.dispose(); + throw td; + } + if (!display.isDisposed()) { + ErrorFeedback.show("Unexpected exception during authentication", e); + // this was not just bad credentials or death thread + RWT.getRequest().getSession().setMaxInactiveInterval(1); + display.dispose(); + return -1; + } else { + throw new ArgeoException( + "Unexpected exception during authentication", e); + } - protected Integer processReturnCode(Integer returnCode) { - return returnCode; } - protected WorkbenchAdvisor createWorkbenchAdvisor() { - return new SecureWorkbenchAdvisor() { - public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor( - IWorkbenchWindowConfigurer configurer) { - return new RapSecureWorkbenchWindowAdvisor(configurer); - } + /** Recursively look for {@link BadCredentialsException} in the root causes. */ + private BadCredentialsException wasCausedByBadCredentials(Throwable t) { + if (t instanceof BadCredentialsException) + return (BadCredentialsException) t; - }; + if (t.getCause() != null) + return wasCausedByBadCredentials(t.getCause()); + else + return null; } - @Override - public void beforeDestroy(SessionStoreEvent event) { - if (log.isDebugEnabled()) - log.debug("RWT session " + event.getSessionStore().getId() - + " about to be destroyed. THREAD=" - + Thread.currentThread().getId()); + /** + * If there is a {@link ThreadDeath} in the root causes, rethrow it + * (important for RAP cleaning mechanism) + */ + protected ThreadDeath wasCausedByThreadDeath(Throwable t) { + if (t instanceof ThreadDeath) + return (ThreadDeath) t; + if (t.getCause() != null) + return wasCausedByThreadDeath(t.getCause()); + else + return null; } + protected void logout(ILoginContext secureContext, String username) { + try { + secureContext.logout(); + log.info("Logged out " + (username != null ? username : "") + + " (THREAD=" + Thread.currentThread().getId() + ")"); + } catch (LoginException e) { + log.error("Erorr when logging out", e); + } + } }