-package org.argeo.cms.jcr.internal;
-
-import static org.argeo.cms.osgi.DataModelNamespace.CMS_DATA_MODEL_NAMESPACE;
-import static org.osgi.service.http.whiteboard.HttpWhiteboardConstants.HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX;
-
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.Reader;
-import java.net.URL;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.Hashtable;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import javax.jcr.Repository;
-import javax.jcr.RepositoryException;
-import javax.jcr.Session;
-import javax.security.auth.callback.CallbackHandler;
-import javax.servlet.Servlet;
-
-import org.apache.jackrabbit.commons.cnd.CndImporter;
-import org.apache.jackrabbit.core.RepositoryContext;
-import org.apache.jackrabbit.core.RepositoryImpl;
-import org.argeo.api.cms.CmsDeployment;
-import org.argeo.api.cms.CmsLog;
-import org.argeo.api.cms.CmsConstants;
-import org.argeo.cms.ArgeoNames;
-import org.argeo.cms.internal.jcr.JcrInitUtils;
-import org.argeo.cms.jcr.CmsJcrUtils;
-import org.argeo.cms.jcr.internal.servlet.CmsRemotingServlet;
-import org.argeo.cms.jcr.internal.servlet.CmsWebDavServlet;
-import org.argeo.cms.jcr.internal.servlet.JcrHttpUtils;
-import org.argeo.cms.osgi.DataModelNamespace;
-import org.argeo.cms.security.CryptoKeyring;
-import org.argeo.cms.security.Keyring;
-import org.argeo.jcr.Jcr;
-import org.argeo.jcr.JcrException;
-import org.argeo.jcr.JcrUtils;
-import org.argeo.util.LangUtils;
-import org.argeo.util.naming.LdapAttrs;
-import org.osgi.framework.Bundle;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.Constants;
-import org.osgi.framework.FrameworkUtil;
-import org.osgi.framework.InvalidSyntaxException;
-import org.osgi.framework.ServiceReference;
-import org.osgi.framework.wiring.BundleCapability;
-import org.osgi.framework.wiring.BundleWire;
-import org.osgi.framework.wiring.BundleWiring;
-import org.osgi.service.cm.ManagedService;
-import org.osgi.service.http.whiteboard.HttpWhiteboardConstants;
-import org.osgi.util.tracker.ServiceTracker;
-
-/** Implementation of a CMS deployment. */
-public class JcrDeployment {
- private final CmsLog log = CmsLog.getLog(getClass());
- private final BundleContext bc = FrameworkUtil.getBundle(getClass()).getBundleContext();
-
- private DataModels dataModels;
- private String webDavConfig = JcrHttpUtils.WEBDAV_CONFIG;
-
- private boolean argeoDataModelExtensionsAvailable = false;
-
- // Readiness
- private boolean nodeAvailable = false;
-
- CmsDeployment nodeDeployment;
-
- public JcrDeployment() {
- dataModels = new DataModels(bc);
-// initTrackers();
- }
-
- public void init() {
-
- ServiceTracker<?, ?> repoContextSt = new RepositoryContextStc();
- // repoContextSt.open();
- KernelUtils.asyncOpen(repoContextSt);
-
-// nodeDeployment = CmsJcrActivator.getService(NodeDeployment.class);
-
- JcrInitUtils.addToDeployment(nodeDeployment);
-
- }
-
- public void destroy() {
-// if (nodeHttp != null)
-// nodeHttp.destroy();
-
- try {
- for (ServiceReference<JackrabbitLocalRepository> sr : bc
- .getServiceReferences(JackrabbitLocalRepository.class, null)) {
- bc.getService(sr).destroy();
- }
- } catch (InvalidSyntaxException e1) {
- log.error("Cannot clean repositories", e1);
- }
-
- }
-
- public void setNodeDeployment(CmsDeployment nodeDeployment) {
- this.nodeDeployment = nodeDeployment;
- }
-
- /**
- * Checks whether the deployment is available according to expectations, and
- * mark it as available.
- */
-// private synchronized void checkReadiness() {
-// if (isAvailable())
-// return;
-// if (nodeAvailable && userAdminAvailable && (httpExpected ? httpAvailable : true)) {
-// String data = KernelUtils.getFrameworkProp(KernelUtils.OSGI_INSTANCE_AREA);
-// String state = KernelUtils.getFrameworkProp(KernelUtils.OSGI_CONFIGURATION_AREA);
-// availableSince = System.currentTimeMillis();
-// long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
-// String jvmUptimeStr = " in " + (jvmUptime / 1000) + "." + (jvmUptime % 1000) + "s";
-// log.info("## ARGEO NODE AVAILABLE" + (log.isDebugEnabled() ? jvmUptimeStr : "") + " ##");
-// if (log.isDebugEnabled()) {
-// log.debug("## state: " + state);
-// if (data != null)
-// log.debug("## data: " + data);
-// }
-// long begin = bc.getService(bc.getServiceReference(NodeState.class)).getAvailableSince();
-// long initDuration = System.currentTimeMillis() - begin;
-// if (log.isTraceEnabled())
-// log.trace("Kernel initialization took " + initDuration + "ms");
-// tributeToFreeSoftware(initDuration);
-// }
-// }
-
- private void prepareNodeRepository(Repository deployedNodeRepository, List<String> publishAsLocalRepo) {
-// if (availableSince != null) {
-// throw new IllegalStateException("Deployment is already available");
-// }
-
- // home
- prepareDataModel(CmsConstants.NODE_REPOSITORY, deployedNodeRepository, publishAsLocalRepo);
-
- // init from backup
-// if (deployConfig.isFirstInit()) {
-// Path restorePath = Paths.get(System.getProperty("user.dir"), "restore");
-// if (Files.exists(restorePath)) {
-// if (log.isDebugEnabled())
-// log.debug("Found backup " + restorePath + ", restoring it...");
-// LogicalRestore logicalRestore = new LogicalRestore(bc, deployedNodeRepository, restorePath);
-// KernelUtils.doAsDataAdmin(logicalRestore);
-// log.info("Restored backup from " + restorePath);
-// }
-// }
-
- // init from repository
- Collection<ServiceReference<Repository>> initRepositorySr;
- try {
- initRepositorySr = bc.getServiceReferences(Repository.class,
- "(" + CmsConstants.CN + "=" + CmsConstants.NODE_INIT + ")");
- } catch (InvalidSyntaxException e1) {
- throw new IllegalArgumentException(e1);
- }
- Iterator<ServiceReference<Repository>> it = initRepositorySr.iterator();
- while (it.hasNext()) {
- ServiceReference<Repository> sr = it.next();
- Object labeledUri = sr.getProperties().get(LdapAttrs.labeledURI.name());
- Repository initRepository = bc.getService(sr);
- if (log.isDebugEnabled())
- log.debug("Found init repository " + labeledUri + ", copying it...");
- initFromRepository(deployedNodeRepository, initRepository);
- log.info("Node repository initialised from " + labeledUri);
- }
- }
-
- /** Init from a (typically remote) repository. */
- private void initFromRepository(Repository deployedNodeRepository, Repository initRepository) {
- Session initSession = null;
- try {
- initSession = initRepository.login();
- workspaces: for (String workspaceName : initSession.getWorkspace().getAccessibleWorkspaceNames()) {
- if ("security".equals(workspaceName))
- continue workspaces;
- if (log.isDebugEnabled())
- log.debug("Copying workspace " + workspaceName + " from init repository...");
- long begin = System.currentTimeMillis();
- Session targetSession = null;
- Session sourceSession = null;
- try {
- try {
- targetSession = CmsJcrUtils.openDataAdminSession(deployedNodeRepository, workspaceName);
- } catch (IllegalArgumentException e) {// no such workspace
- Session adminSession = CmsJcrUtils.openDataAdminSession(deployedNodeRepository, null);
- try {
- adminSession.getWorkspace().createWorkspace(workspaceName);
- } finally {
- Jcr.logout(adminSession);
- }
- targetSession = CmsJcrUtils.openDataAdminSession(deployedNodeRepository, workspaceName);
- }
- sourceSession = initRepository.login(workspaceName);
-// JcrUtils.copyWorkspaceXml(sourceSession, targetSession);
- // TODO deal with referenceable nodes
- JcrUtils.copy(sourceSession.getRootNode(), targetSession.getRootNode());
- targetSession.save();
- long duration = System.currentTimeMillis() - begin;
- if (log.isDebugEnabled())
- log.debug("Copied workspace " + workspaceName + " from init repository in " + (duration / 1000)
- + " s");
- } catch (Exception e) {
- log.error("Cannot copy workspace " + workspaceName + " from init repository.", e);
- } finally {
- Jcr.logout(sourceSession);
- Jcr.logout(targetSession);
- }
- }
- } catch (RepositoryException e) {
- throw new JcrException(e);
- } finally {
- Jcr.logout(initSession);
- }
- }
-
- private void prepareHomeRepository(RepositoryImpl deployedRepository) {
- Session adminSession = KernelUtils.openAdminSession(deployedRepository);
- try {
- argeoDataModelExtensionsAvailable = Arrays
- .asList(adminSession.getWorkspace().getNamespaceRegistry().getURIs())
- .contains(ArgeoNames.ARGEO_NAMESPACE);
- } catch (RepositoryException e) {
- log.warn("Cannot check whether Argeo namespace is registered assuming it isn't.", e);
- argeoDataModelExtensionsAvailable = false;
- } finally {
- JcrUtils.logoutQuietly(adminSession);
- }
-
- // Publish home with the highest service ranking
- Hashtable<String, Object> regProps = new Hashtable<>();
- regProps.put(CmsConstants.CN, CmsConstants.EGO_REPOSITORY);
- regProps.put(Constants.SERVICE_RANKING, Integer.MAX_VALUE);
- Repository egoRepository = new EgoRepository(deployedRepository, false);
- bc.registerService(Repository.class, egoRepository, regProps);
- registerRepositoryServlets(CmsConstants.EGO_REPOSITORY, egoRepository);
-
- // Keyring only if Argeo extensions are available
- if (argeoDataModelExtensionsAvailable) {
- new ServiceTracker<CallbackHandler, CallbackHandler>(bc, CallbackHandler.class, null) {
-
- @Override
- public CallbackHandler addingService(ServiceReference<CallbackHandler> reference) {
- NodeKeyRing nodeKeyring = new NodeKeyRing(egoRepository);
- CallbackHandler callbackHandler = bc.getService(reference);
- nodeKeyring.setDefaultCallbackHandler(callbackHandler);
- bc.registerService(LangUtils.names(Keyring.class, CryptoKeyring.class, ManagedService.class),
- nodeKeyring, LangUtils.dict(Constants.SERVICE_PID, CmsConstants.NODE_KEYRING_PID));
- return callbackHandler;
- }
-
- }.open();
- }
- }
-
- /** Session is logged out. */
- private void prepareDataModel(String cn, Repository repository, List<String> publishAsLocalRepo) {
- Session adminSession = KernelUtils.openAdminSession(repository);
- try {
- Set<String> processed = new HashSet<String>();
- bundles: for (Bundle bundle : bc.getBundles()) {
- BundleWiring wiring = bundle.adapt(BundleWiring.class);
- if (wiring == null)
- continue bundles;
- if (CmsConstants.NODE_REPOSITORY.equals(cn))// process all data models
- processWiring(cn, adminSession, wiring, processed, false, publishAsLocalRepo);
- else {
- List<BundleCapability> capabilities = wiring.getCapabilities(CMS_DATA_MODEL_NAMESPACE);
- for (BundleCapability capability : capabilities) {
- String dataModelName = (String) capability.getAttributes().get(DataModelNamespace.NAME);
- if (dataModelName.equals(cn))// process only own data model
- processWiring(cn, adminSession, wiring, processed, false, publishAsLocalRepo);
- }
- }
- }
- } finally {
- JcrUtils.logoutQuietly(adminSession);
- }
- }
-
- private void processWiring(String cn, Session adminSession, BundleWiring wiring, Set<String> processed,
- boolean importListedAbstractModels, List<String> publishAsLocalRepo) {
- // recursively process requirements first
- List<BundleWire> requiredWires = wiring.getRequiredWires(CMS_DATA_MODEL_NAMESPACE);
- for (BundleWire wire : requiredWires) {
- processWiring(cn, adminSession, wire.getProviderWiring(), processed, true, publishAsLocalRepo);
- }
-
- List<BundleCapability> capabilities = wiring.getCapabilities(CMS_DATA_MODEL_NAMESPACE);
- capabilities: for (BundleCapability capability : capabilities) {
- if (!importListedAbstractModels
- && KernelUtils.asBoolean((String) capability.getAttributes().get(DataModelNamespace.ABSTRACT))) {
- continue capabilities;
- }
- boolean publish = registerDataModelCapability(cn, adminSession, capability, processed);
- if (publish)
- publishAsLocalRepo.add((String) capability.getAttributes().get(DataModelNamespace.NAME));
- }
- }
-
- private boolean registerDataModelCapability(String cn, Session adminSession, BundleCapability capability,
- Set<String> processed) {
- Map<String, Object> attrs = capability.getAttributes();
- String name = (String) attrs.get(DataModelNamespace.NAME);
- if (processed.contains(name)) {
- if (log.isTraceEnabled())
- log.trace("Data model " + name + " has already been processed");
- return false;
- }
-
- // CND
- String path = (String) attrs.get(DataModelNamespace.CND);
- if (path != null) {
- File dataModel = bc.getBundle().getDataFile("dataModels/" + path);
- if (!dataModel.exists()) {
- URL url = capability.getRevision().getBundle().getResource(path);
- if (url == null)
- throw new IllegalArgumentException("No data model '" + name + "' found under path " + path);
- try (Reader reader = new InputStreamReader(url.openStream())) {
- CndImporter.registerNodeTypes(reader, adminSession, true);
- processed.add(name);
- dataModel.getParentFile().mkdirs();
- dataModel.createNewFile();
- if (log.isDebugEnabled())
- log.debug("Registered CND " + url);
- } catch (Exception e) {
- log.error("Cannot import CND " + url, e);
- }
- }
- }
-
- if (KernelUtils.asBoolean((String) attrs.get(DataModelNamespace.ABSTRACT)))
- return false;
- // Non abstract
- boolean isStandalone = isStandalone(name);
- boolean publishLocalRepo;
- if (isStandalone && name.equals(cn))// includes the node itself
- publishLocalRepo = true;
- else if (!isStandalone && cn.equals(CmsConstants.NODE_REPOSITORY))
- publishLocalRepo = true;
- else
- publishLocalRepo = false;
-
- return publishLocalRepo;
- }
-
- boolean isStandalone(String dataModelName) {
- return nodeDeployment.getProps(CmsConstants.NODE_REPOS_FACTORY_PID, dataModelName) != null;
- }
-
- private void publishLocalRepo(String dataModelName, Repository repository) {
- Hashtable<String, Object> properties = new Hashtable<>();
- properties.put(CmsConstants.CN, dataModelName);
- LocalRepository localRepository;
- String[] classes;
- if (repository instanceof RepositoryImpl) {
- localRepository = new JackrabbitLocalRepository((RepositoryImpl) repository, dataModelName);
- classes = new String[] { Repository.class.getName(), LocalRepository.class.getName(),
- JackrabbitLocalRepository.class.getName() };
- } else {
- localRepository = new LocalRepository(repository, dataModelName);
- classes = new String[] { Repository.class.getName(), LocalRepository.class.getName() };
- }
- bc.registerService(classes, localRepository, properties);
-
- // TODO make it configurable
- registerRepositoryServlets(dataModelName, localRepository);
- if (log.isTraceEnabled())
- log.trace("Published data model " + dataModelName);
- }
-
-// @Override
-// public synchronized Long getAvailableSince() {
-// return availableSince;
-// }
-//
-// public synchronized boolean isAvailable() {
-// return availableSince != null;
-// }
-
- protected void registerRepositoryServlets(String alias, Repository repository) {
- // FIXME re-enable it with a proper class loader
-// registerRemotingServlet(alias, repository);
-// registerWebdavServlet(alias, repository);
- }
-
- protected void registerWebdavServlet(String alias, Repository repository) {
- CmsWebDavServlet webdavServlet = new CmsWebDavServlet(alias, repository);
- Hashtable<String, String> ip = new Hashtable<>();
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsWebDavServlet.INIT_PARAM_RESOURCE_CONFIG, webDavConfig);
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsWebDavServlet.INIT_PARAM_RESOURCE_PATH_PREFIX,
- "/" + alias);
-
- ip.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_SERVLET_PATTERN, "/" + alias + "/*");
- ip.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_SELECT,
- "(" + HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_PATH + "=" + CmsConstants.PATH_DATA + ")");
- bc.registerService(Servlet.class, webdavServlet, ip);
- }
-
- protected void registerRemotingServlet(String alias, Repository repository) {
- CmsRemotingServlet remotingServlet = new CmsRemotingServlet(alias, repository);
- Hashtable<String, String> ip = new Hashtable<>();
- ip.put(CmsConstants.CN, alias);
- // Properties ip = new Properties();
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_RESOURCE_PATH_PREFIX,
- "/" + alias);
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_AUTHENTICATE_HEADER,
- "Negotiate");
-
- // Looks like a bug in Jackrabbit remoting init
- Path tmpDir;
- try {
- tmpDir = Files.createTempDirectory("remoting_" + alias);
- } catch (IOException e) {
- throw new RuntimeException("Cannot create temp directory for remoting servlet", e);
- }
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_HOME, tmpDir.toString());
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_TMP_DIRECTORY,
- "remoting_" + alias);
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_PROTECTED_HANDLERS_CONFIG,
- JcrHttpUtils.DEFAULT_PROTECTED_HANDLERS);
- ip.put(HTTP_WHITEBOARD_SERVLET_INIT_PARAM_PREFIX + CmsRemotingServlet.INIT_PARAM_CREATE_ABSOLUTE_URI, "false");
-
- ip.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_SERVLET_PATTERN, "/" + alias + "/*");
- ip.put(HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_SELECT,
- "(" + HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_PATH + "=" + CmsConstants.PATH_JCR + ")");
- bc.registerService(Servlet.class, remotingServlet, ip);
- }
-
- private class RepositoryContextStc extends ServiceTracker<RepositoryContext, RepositoryContext> {
-
- public RepositoryContextStc() {
- super(bc, RepositoryContext.class, null);
- }
-
- @Override
- public RepositoryContext addingService(ServiceReference<RepositoryContext> reference) {
- RepositoryContext repoContext = bc.getService(reference);
- String cn = (String) reference.getProperty(CmsConstants.CN);
- if (cn != null) {
- List<String> publishAsLocalRepo = new ArrayList<>();
- if (cn.equals(CmsConstants.NODE_REPOSITORY)) {
-// JackrabbitDataModelMigration.clearRepositoryCaches(repoContext.getRepositoryConfig());
- prepareNodeRepository(repoContext.getRepository(), publishAsLocalRepo);
- // TODO separate home repository
- prepareHomeRepository(repoContext.getRepository());
- registerRepositoryServlets(cn, repoContext.getRepository());
- nodeAvailable = true;
-// checkReadiness();
- } else {
- prepareDataModel(cn, repoContext.getRepository(), publishAsLocalRepo);
- }
- // Publish all at once, so that bundles with multiple CNDs are consistent
- for (String dataModelName : publishAsLocalRepo)
- publishLocalRepo(dataModelName, repoContext.getRepository());
- }
- return repoContext;
- }
-
- @Override
- public void modifiedService(ServiceReference<RepositoryContext> reference, RepositoryContext service) {
- }
-
- @Override
- public void removedService(ServiceReference<RepositoryContext> reference, RepositoryContext service) {
- }
-
- }
-
-}