X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Finternal%2Fauth%2FCmsSessionImpl.java;h=aa3a6ad17dd3e61fa4bd4dc751c6533a2a1f8b4a;hb=600afe220ae3bad9b2904f7a6d5529168e5c0f1b;hp=b571fcf8602519c10be1baa01d6a83302259fc6d;hpb=3714331f776988facff3632d86ad3f6d6352220c;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms/src/org/argeo/cms/internal/auth/CmsSessionImpl.java b/org.argeo.cms/src/org/argeo/cms/internal/auth/CmsSessionImpl.java
index b571fcf86..aa3a6ad17 100644
--- a/org.argeo.cms/src/org/argeo/cms/internal/auth/CmsSessionImpl.java
+++ b/org.argeo.cms/src/org/argeo/cms/internal/auth/CmsSessionImpl.java
@@ -1,26 +1,34 @@
 package org.argeo.cms.internal.auth;
 
-import java.security.PrivilegedExceptionAction;
+import java.io.Serializable;
+import java.security.AccessControlContext;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.time.ZonedDateTime;
+import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Hashtable;
-import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
+import java.util.function.Consumer;
 
-import javax.jcr.Repository;
-import javax.jcr.Session;
+import javax.crypto.SecretKey;
 import javax.naming.InvalidNameException;
 import javax.naming.ldap.LdapName;
 import javax.security.auth.Subject;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+import javax.security.auth.x500.X500Principal;
 
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.cms.CmsException;
-import org.argeo.cms.auth.CmsSession;
-import org.argeo.jcr.JcrUtils;
+import org.argeo.api.cms.CmsAuth;
+import org.argeo.api.cms.CmsLog;
+import org.argeo.api.cms.CmsSession;
+import org.argeo.cms.security.NodeSecurityUtils;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.FrameworkUtil;
 import org.osgi.framework.InvalidSyntaxException;
@@ -28,184 +36,228 @@ import org.osgi.framework.ServiceReference;
 import org.osgi.framework.ServiceRegistration;
 import org.osgi.service.useradmin.Authorization;
 
-public class CmsSessionImpl implements CmsSession {
+/** Default CMS session implementation. */
+public class CmsSessionImpl implements CmsSession, Serializable {
+	private static final long serialVersionUID = 1867719354246307225L;
 	private final static BundleContext bc = FrameworkUtil.getBundle(CmsSessionImpl.class).getBundleContext();
-	private final static Log log = LogFactory.getLog(CmsSessionImpl.class);
+	private final static CmsLog log = CmsLog.getLog(CmsSessionImpl.class);
 
-	private final Subject initialSubject;
+	// private final Subject initialSubject;
+	private transient AccessControlContext accessControlContext;
 	private final UUID uuid;
 	private final String localSessionId;
-	private final Authorization authorization;
+	private Authorization authorization;
 	private final LdapName userDn;
+	private final boolean anonymous;
+
+	private final ZonedDateTime creationTime;
+	private ZonedDateTime end;
+	private final Locale locale;
 
 	private ServiceRegistration<CmsSession> serviceRegistration;
 
-	private Map<String, Session> dataSessions = new HashMap<>();
-	private Set<String> dataSessionsInUse = new HashSet<>();
-	private LinkedHashSet<Session> additionalDataSessions = new LinkedHashSet<>();
+	private Map<String, Object> views = new HashMap<>();
+
+	private List<Consumer<CmsSession>> onCloseCallbacks = Collections.synchronizedList(new ArrayList<>());
+
+	public CmsSessionImpl(Subject initialSubject, Authorization authorization, Locale locale, String localSessionId) {
+		this.creationTime = ZonedDateTime.now();
+		this.locale = locale;
+		this.accessControlContext = Subject.doAs(initialSubject, new PrivilegedAction<AccessControlContext>() {
+
+			@Override
+			public AccessControlContext run() {
+				return AccessController.getContext();
+			}
 
-	public CmsSessionImpl(Subject initialSubject, Authorization authorization, String localSessionId) {
-		this.initialSubject = initialSubject;
+		});
+		// this.initialSubject = initialSubject;
 		this.localSessionId = localSessionId;
 		this.authorization = authorization;
-		try {
-			this.userDn = new LdapName(authorization.getName());
-		} catch (InvalidNameException e) {
-			throw new CmsException("Invalid user name " + authorization.getName(), e);
+		if (authorization.getName() != null)
+			try {
+				this.userDn = new LdapName(authorization.getName());
+				this.anonymous = false;
+			} catch (InvalidNameException e) {
+				throw new IllegalArgumentException("Invalid user name " + authorization.getName(), e);
+			}
+		else {
+			this.userDn = NodeSecurityUtils.ROLE_ANONYMOUS_NAME;
+			this.anonymous = true;
 		}
 		this.uuid = UUID.randomUUID();
 		// register as service
 		Hashtable<String, String> props = new Hashtable<>();
-		props.put(CmsSession.USER_DN, authorization.getName());
+		props.put(CmsSession.USER_DN, userDn.toString());
 		props.put(CmsSession.SESSION_UUID, uuid.toString());
 		props.put(CmsSession.SESSION_LOCAL_ID, localSessionId);
 		serviceRegistration = bc.registerService(CmsSession.class, this, props);
 	}
 
-	public synchronized void cleanUp() {
+	public void close() {
+		end = ZonedDateTime.now();
 		serviceRegistration.unregister();
 
-		// TODO check data session in use ?
-		for (String path : dataSessions.keySet())
-			JcrUtils.logoutQuietly(dataSessions.get(path));
-		for (Session session : additionalDataSessions)
-			JcrUtils.logoutQuietly(session);
-		notifyAll();
-	}
+		for (Consumer<CmsSession> onClose : onCloseCallbacks) {
+			onClose.accept(this);
+		}
 
-	@Override
-	public synchronized Session getDataSession(String cn, String workspace, Repository repository) {
-		// FIXME make it more robust
-		if (workspace == null)
-			workspace = "main";
-		String path = cn + '/' + workspace;
-		if (dataSessionsInUse.contains(path)) {
-			try {
-				wait(1000);
-				if (dataSessionsInUse.contains(path)) {
-					Session session = login(repository, workspace);
-					additionalDataSessions.add(session);
-					if (log.isTraceEnabled())
-						log.trace("Additional data session " + path + " for " + userDn);
-					return session;
-				}
-			} catch (InterruptedException e) {
-				// silent
+		try {
+			LoginContext lc;
+			if (isAnonymous()) {
+				lc = new LoginContext(CmsAuth.LOGIN_CONTEXT_ANONYMOUS, getSubject());
+			} else {
+				lc = new LoginContext(CmsAuth.LOGIN_CONTEXT_USER, getSubject());
 			}
+			lc.logout();
+		} catch (LoginException e) {
+			log.warn("Could not logout " + getSubject() + ": " + e);
+		} finally {
+			accessControlContext = null;
 		}
+		log.debug("Closed " + this);
+	}
 
-		Session session = null;
-		if (dataSessions.containsKey(path)) {
-			session = dataSessions.get(path);
-		} else {
-			session = login(repository, workspace);
-			dataSessions.put(path, session);
-			if (log.isTraceEnabled())
-				log.trace("New data session " + path + " for " + userDn);
-		}
-		dataSessionsInUse.add(path);
-		return session;
+	@Override
+	public void addOnCloseCallback(Consumer<CmsSession> onClose) {
+		onCloseCallbacks.add(onClose);
 	}
 
-	private Session login(Repository repository, String workspace) {
-		try {
-			return Subject.doAs(initialSubject, new PrivilegedExceptionAction<Session>() {
-				@Override
-				public Session run() throws Exception {
-					return repository.login(workspace);
-				}
-			});
-		} catch (Exception e) {
-			throw new CmsException("Cannot log in " + userDn + " to JCR", e);
-		}
+	public Subject getSubject() {
+		return Subject.getSubject(accessControlContext);
 	}
 
-	@Override
-	public synchronized void releaseDataSession(String cn, Session session) {
-		if (additionalDataSessions.contains(session)) {
-			JcrUtils.logoutQuietly(session);
-			additionalDataSessions.remove(session);
-			return;
-		}
-		String path = cn + '/' + session.getWorkspace().getName();
-		if (!dataSessionsInUse.contains(path))
-			log.warn("Data session " + path + " was not in use for " + userDn);
-		dataSessionsInUse.remove(path);
-		Session registeredSession = dataSessions.get(path);
-		if (session != registeredSession)
-			log.warn("Data session " + path + " not consistent for " + userDn);
-		notifyAll();
+	public Set<SecretKey> getSecretKeys() {
+		checkValid();
+		return getSubject().getPrivateCredentials(SecretKey.class);
 	}
 
 	@Override
+	public boolean isValid() {
+		return !isClosed();
+	}
+
+	private void checkValid() {
+		if (!isValid())
+			throw new IllegalStateException("CMS session " + uuid + " is not valid since " + end);
+	}
+
+	final protected boolean isClosed() {
+		return getEnd() != null;
+	}
+
 	public Authorization getAuthorization() {
+		checkValid();
 		return authorization;
 	}
 
+	@Override
+	public String getDisplayName() {
+		return authorization.toString();
+	}
+
 	@Override
 	public UUID getUuid() {
 		return uuid;
 	}
 
-	public Subject getInitialSubject() {
-		return initialSubject;
+	@Override
+	public LdapName getUserDn() {
+		return userDn;
+	}
+
+	@Override
+	public String getUserRole() {
+		return new X500Principal(authorization.getName()).getName();
 	}
 
-	public String getLocalSessionId() {
+	@Override
+	public String getLocalId() {
 		return localSessionId;
 	}
 
-	public ServiceRegistration<CmsSession> getServiceRegistration() {
-		return serviceRegistration;
+	@Override
+	public boolean isAnonymous() {
+		return anonymous;
 	}
 
 	@Override
-	public LdapName getUserDn() {
-		return userDn;
+	public Locale getLocale() {
+		return locale;
 	}
 
 	@Override
-	public String getLocalId() {
-		return localSessionId;
+	public ZonedDateTime getCreationTime() {
+		return creationTime;
+	}
+
+	@Override
+	public ZonedDateTime getEnd() {
+		return end;
+	}
+
+	@Override
+	public void registerView(String uid, Object view) {
+		checkValid();
+		if (views.containsKey(uid))
+			throw new IllegalArgumentException("View " + uid + " is already registered.");
+		views.put(uid, view);
 	}
 
 	public String toString() {
-		return "CMS Session local=" + localSessionId + ", uuid=" + uuid;
+		return "CMS Session " + userDn + " local=" + localSessionId + ", uuid=" + uuid;
 	}
 
-	public static CmsSession getByLocalId(String localId) {
+	public static CmsSessionImpl getByLocalId(String localId) {
 		Collection<ServiceReference<CmsSession>> sr;
 		try {
 			sr = bc.getServiceReferences(CmsSession.class, "(" + CmsSession.SESSION_LOCAL_ID + "=" + localId + ")");
 		} catch (InvalidSyntaxException e) {
-			throw new CmsException("Cannot get CMS session for id " + localId, e);
+			throw new IllegalArgumentException("Cannot get CMS session for id " + localId, e);
 		}
 		ServiceReference<CmsSession> cmsSessionRef;
 		if (sr.size() == 1) {
 			cmsSessionRef = sr.iterator().next();
-			return bc.getService(cmsSessionRef);
+			return (CmsSessionImpl) bc.getService(cmsSessionRef);
 		} else if (sr.size() == 0) {
 			return null;
 		} else
-			throw new CmsException(sr.size() + " CMS sessions registered for " + localId);
+			throw new IllegalStateException(sr.size() + " CMS sessions registered for " + localId);
 
 	}
 
-	public static CmsSession getByUuid(String uuid) {
+	public static CmsSessionImpl getByUuid(Object uuid) {
 		Collection<ServiceReference<CmsSession>> sr;
 		try {
 			sr = bc.getServiceReferences(CmsSession.class, "(" + CmsSession.SESSION_UUID + "=" + uuid + ")");
 		} catch (InvalidSyntaxException e) {
-			throw new CmsException("Cannot get CMS session for uuid " + uuid, e);
+			throw new IllegalArgumentException("Cannot get CMS session for uuid " + uuid, e);
 		}
 		ServiceReference<CmsSession> cmsSessionRef;
 		if (sr.size() == 1) {
 			cmsSessionRef = sr.iterator().next();
-			return bc.getService(cmsSessionRef);
+			return (CmsSessionImpl) bc.getService(cmsSessionRef);
 		} else if (sr.size() == 0) {
 			return null;
 		} else
-			throw new CmsException(sr.size() + " CMS sessions registered for " + uuid);
+			throw new IllegalStateException(sr.size() + " CMS sessions registered for " + uuid);
 
 	}
+
+	public static void closeInvalidSessions() {
+		Collection<ServiceReference<CmsSession>> srs;
+		try {
+			srs = bc.getServiceReferences(CmsSession.class, null);
+			for (ServiceReference<CmsSession> sr : srs) {
+				CmsSession cmsSession = bc.getService(sr);
+				if (!cmsSession.isValid()) {
+					((CmsSessionImpl) cmsSession).close();
+					if (log.isDebugEnabled())
+						log.debug("Closed expired CMS session " + cmsSession);
+				}
+			}
+		} catch (InvalidSyntaxException e) {
+			throw new IllegalArgumentException("Cannot get CMS sessions", e);
+		}
+	}
 }