Improve CMS workspace indexer.
[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / internal / kernel / CmsDeployment.java
index 126c591e64befe548823d048b6ad33236b56efee..fba39b6d4e91955be766708db3fc3f0405b87181 100644 (file)
@@ -2,10 +2,13 @@ package org.argeo.cms.internal.kernel;
 
 import static org.argeo.node.DataModelNamespace.CMS_DATA_MODEL_NAMESPACE;
 
+import java.io.File;
 import java.io.InputStreamReader;
 import java.io.Reader;
 import java.lang.management.ManagementFactory;
 import java.net.URL;
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Hashtable;
 import java.util.List;
@@ -13,27 +16,33 @@ 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.transaction.UserTransaction;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.jackrabbit.commons.cnd.CndImporter;
 import org.apache.jackrabbit.core.RepositoryContext;
+import org.apache.jackrabbit.core.RepositoryImpl;
+import org.argeo.cms.ArgeoNames;
 import org.argeo.cms.CmsException;
-import org.argeo.cms.internal.http.NodeHttp;
 import org.argeo.jcr.JcrUtils;
 import org.argeo.node.DataModelNamespace;
 import org.argeo.node.NodeConstants;
 import org.argeo.node.NodeDeployment;
 import org.argeo.node.NodeState;
 import org.argeo.node.security.CryptoKeyring;
+import org.argeo.node.security.Keyring;
 import org.argeo.osgi.useradmin.UserAdminConf;
 import org.argeo.util.LangUtils;
+import org.eclipse.equinox.http.jetty.JettyConfigurator;
 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;
@@ -41,15 +50,19 @@ import org.osgi.framework.wiring.BundleWiring;
 import org.osgi.service.cm.Configuration;
 import org.osgi.service.cm.ConfigurationAdmin;
 import org.osgi.service.cm.ManagedService;
+import org.osgi.service.useradmin.Group;
+import org.osgi.service.useradmin.Role;
 import org.osgi.service.useradmin.UserAdmin;
 import org.osgi.util.tracker.ServiceTracker;
 
 public class CmsDeployment implements NodeDeployment {
-       private final static String LEGACY_JCR_REPOSITORY_ALIAS = "argeo.jcr.repository.alias";
+       // private final static String LEGACY_JCR_REPOSITORY_ALIAS =
+       // "argeo.jcr.repository.alias";
 
        private final Log log = LogFactory.getLog(getClass());
        private final BundleContext bc = FrameworkUtil.getBundle(getClass()).getBundleContext();
 
+       private DataModels dataModels;
        private DeployConfig deployConfig;
        private HomeRepository homeRepository;
 
@@ -59,6 +72,8 @@ public class CmsDeployment implements NodeDeployment {
 
        private NodeHttp nodeHttp;
 
+       private boolean argeoDataModelExtensionsAvailable = false;
+
        // Readiness
        private boolean nodeAvailable = false;
        private boolean userAdminAvailable = false;
@@ -73,12 +88,13 @@ public class CmsDeployment implements NodeDeployment {
                NodeState nodeState = bc.getService(nodeStateSr);
                cleanState = nodeState.isClean();
 
-               nodeHttp = new NodeHttp();
+               nodeHttp = new NodeHttp(cleanState);
+               dataModels = new DataModels(bc);
                initTrackers();
        }
 
        private void initTrackers() {
-               new ServiceTracker<NodeHttp, NodeHttp>(bc, NodeHttp.class, null) {
+               ServiceTracker<?, ?> httpSt = new ServiceTracker<NodeHttp, NodeHttp>(bc, NodeHttp.class, null) {
 
                        @Override
                        public NodeHttp addingService(ServiceReference<NodeHttp> reference) {
@@ -86,96 +102,166 @@ public class CmsDeployment implements NodeDeployment {
                                checkReadiness();
                                return super.addingService(reference);
                        }
-               }.open();
-               new RepositoryContextStc().open();
-               new ServiceTracker<UserAdmin, UserAdmin>(bc, UserAdmin.class, null) {
+               };
+               // httpSt.open();
+               KernelUtils.asyncOpen(httpSt);
+
+               ServiceTracker<?, ?> repoContextSt = new RepositoryContextStc();
+               // repoContextSt.open();
+               KernelUtils.asyncOpen(repoContextSt);
+
+               ServiceTracker<?, ?> userAdminSt = new ServiceTracker<UserAdmin, UserAdmin>(bc, UserAdmin.class, null) {
                        @Override
                        public UserAdmin addingService(ServiceReference<UserAdmin> reference) {
+                               UserAdmin userAdmin = super.addingService(reference);
+                               addStandardSystemRoles(userAdmin);
                                userAdminAvailable = true;
                                checkReadiness();
-                               return super.addingService(reference);
+                               return userAdmin;
                        }
-               }.open();
-               new ServiceTracker<ConfigurationAdmin, ConfigurationAdmin>(bc, ConfigurationAdmin.class, null) {
+               };
+               // userAdminSt.open();
+               KernelUtils.asyncOpen(userAdminSt);
+
+               ServiceTracker<?, ?> confAdminSt = new ServiceTracker<ConfigurationAdmin, ConfigurationAdmin>(bc,
+                               ConfigurationAdmin.class, null) {
                        @Override
                        public ConfigurationAdmin addingService(ServiceReference<ConfigurationAdmin> reference) {
                                ConfigurationAdmin configurationAdmin = bc.getService(reference);
-                               deployConfig = new DeployConfig(configurationAdmin, cleanState);
+                               deployConfig = new DeployConfig(configurationAdmin, dataModels, cleanState);
                                httpExpected = deployConfig.getProps(KernelConstants.JETTY_FACTORY_PID, "default") != null;
                                try {
+                                       // Configuration[] configs = configurationAdmin
+                                       // .listConfigurations("(service.factoryPid=" +
+                                       // NodeConstants.NODE_REPOS_FACTORY_PID + ")");
+                                       // for (Configuration config : configs) {
+                                       // Object cn = config.getProperties().get(NodeConstants.CN);
+                                       // if (log.isDebugEnabled())
+                                       // log.debug("Standalone repo cn: " + cn);
+                                       // }
                                        Configuration[] configs = configurationAdmin
-                                                       .listConfigurations("(service.factoryPid=" + NodeConstants.NODE_REPOS_FACTORY_PID + ")");
-                                       for (Configuration config : configs) {
-                                               Object cn = config.getProperties().get(NodeConstants.CN);
-                                               log.debug("Standalone repo cn: " + cn);
-                                       }
-                                       configs = configurationAdmin
                                                        .listConfigurations("(service.factoryPid=" + NodeConstants.NODE_USER_ADMIN_PID + ")");
 
                                        boolean hasDomain = false;
                                        for (Configuration config : configs) {
                                                Object realm = config.getProperties().get(UserAdminConf.realm.name());
                                                if (realm != null) {
-                                                       log.debug("Realm: " + realm);
+                                                       log.debug("Found realm: " + realm);
                                                        hasDomain = true;
                                                }
                                        }
-                                       if (!hasDomain) {
-                                               loadNoIpaJaasConfiguration();
+                                       if (hasDomain) {
+                                               loadIpaJaasConfiguration();
                                        }
                                } catch (Exception e) {
                                        throw new CmsException("Cannot initialize config", e);
                                }
                                return super.addingService(reference);
                        }
-               }.open();
+               };
+               // confAdminSt.open();
+               KernelUtils.asyncOpen(confAdminSt);
+       }
+
+       private void addStandardSystemRoles(UserAdmin userAdmin) {
+               // we assume UserTransaction is already available (TODO make it more robust)
+               UserTransaction userTransaction = bc.getService(bc.getServiceReference(UserTransaction.class));
+               try {
+                       userTransaction.begin();
+                       Role adminRole = userAdmin.getRole(NodeConstants.ROLE_ADMIN);
+                       if (adminRole == null) {
+                               adminRole = userAdmin.createRole(NodeConstants.ROLE_ADMIN, Role.GROUP);
+                       }
+                       if (userAdmin.getRole(NodeConstants.ROLE_USER_ADMIN) == null) {
+                               Group userAdminRole = (Group) userAdmin.createRole(NodeConstants.ROLE_USER_ADMIN, Role.GROUP);
+                               userAdminRole.addMember(adminRole);
+                       }
+                       userTransaction.commit();
+               } catch (Exception e) {
+                       try {
+                               userTransaction.rollback();
+                       } catch (Exception e1) {
+                               // silent
+                       }
+                       throw new CmsException("Cannot add standard system roles", e);
+               }
        }
 
-       private void loadNoIpaJaasConfiguration() {
+       private void loadIpaJaasConfiguration() {
                if (System.getProperty(KernelConstants.JAAS_CONFIG_PROP) == null) {
-                       String jaasConfig = KernelConstants.JAAS_CONFIG_NOIPA;
+                       String jaasConfig = KernelConstants.JAAS_CONFIG_IPA;
                        URL url = getClass().getClassLoader().getResource(jaasConfig);
                        KernelUtils.setJaasConfiguration(url);
-                       if (log.isDebugEnabled())
-                               log.debug("Set no-IPA JAAS configuration.");
+                       log.debug("Set IPA JAAS configuration.");
                }
        }
 
        public void shutdown() {
                if (nodeHttp != null)
                        nodeHttp.destroy();
-               if (deployConfig != null)
-                       deployConfig.save();
+
+               try {
+                       for (ServiceReference<JackrabbitLocalRepository> sr : bc
+                                       .getServiceReferences(JackrabbitLocalRepository.class, null)) {
+                               bc.getService(sr).destroy();
+                       }
+               } catch (InvalidSyntaxException e1) {
+                       log.error("Cannot sclean repsoitories", e1);
+               }
+
+               try {
+                       JettyConfigurator.stopServer(KernelConstants.DEFAULT_JETTY_SERVER);
+               } catch (Exception e) {
+                       log.error("Cannot stop default Jetty server.", e);
+               }
+
+               if (deployConfig != null) {
+                       new Thread(() -> deployConfig.save(), "Save Argeo Deploy Config").start();
+               }
        }
 
-       private void checkReadiness() {
+       /**
+        * 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();
-                       log.info("## ARGEO CMS AVAILABLE in " + (jvmUptime / 1000) + "." + (jvmUptime % 1000) + "s ##");
+                       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");
-                       directorsCut(initDuration);
+                       tributeToFreeSoftware(initDuration);
                }
        }
 
-       final private void directorsCut(long initDuration) {
-               // final long ms = 128l + (long) (Math.random() * 128d);
-               long ms = initDuration / 100;
-               log.info("Spend " + ms + "ms" + " reflecting on the progress brought to mankind" + " by Free Software...");
-               long beginNano = System.nanoTime();
-               try {
-                       Thread.sleep(ms, 0);
-               } catch (InterruptedException e) {
-                       // silent
+       final private void tributeToFreeSoftware(long initDuration) {
+               if (log.isTraceEnabled()) {
+                       long ms = initDuration / 100;
+                       log.trace("Spend " + ms + "ms" + " reflecting on the progress brought to mankind" + " by Free Software...");
+                       long beginNano = System.nanoTime();
+                       try {
+                               Thread.sleep(ms, 0);
+                       } catch (InterruptedException e) {
+                               // silent
+                       }
+                       long durationNano = System.nanoTime() - beginNano;
+                       final double M = 1000d * 1000d;
+                       double sleepAccuracy = ((double) durationNano) / (ms * M);
+                       log.trace("Sleep accuracy: " + String.format("%.2f", 100 - (sleepAccuracy * 100 - 100)) + " %");
                }
-               long durationNano = System.nanoTime() - beginNano;
-               final double M = 1000d * 1000d;
-               double sleepAccuracy = ((double) durationNano) / (ms * M);
-               if (log.isDebugEnabled())
-                       log.debug("Sleep accuracy: " + String.format("%.2f", 100 - (sleepAccuracy * 100 - 100)) + " %");
        }
 
        private void prepareNodeRepository(Repository deployedNodeRepository) {
@@ -184,111 +270,172 @@ public class CmsDeployment implements NodeDeployment {
                }
 
                // home
-               prepareDataModel(KernelUtils.openAdminSession(deployedNodeRepository));
+               prepareDataModel(NodeConstants.NODE, deployedNodeRepository);
        }
 
-       private void prepareHomeRepository(Repository deployedRepository) {
+       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);
+               }
+
                Hashtable<String, String> regProps = new Hashtable<String, String>();
                regProps.put(NodeConstants.CN, NodeConstants.HOME);
-               regProps.put(LEGACY_JCR_REPOSITORY_ALIAS, NodeConstants.HOME);
-               homeRepository = new HomeRepository(deployedRepository);
+               // regProps.put(LEGACY_JCR_REPOSITORY_ALIAS, NodeConstants.HOME);
+               homeRepository = new HomeRepository(deployedRepository, false);
                // register
                bc.registerService(Repository.class, homeRepository, regProps);
 
-               new ServiceTracker<CallbackHandler, CallbackHandler>(bc, CallbackHandler.class, null) {
-
-                       @Override
-                       public CallbackHandler addingService(ServiceReference<CallbackHandler> reference) {
-                               NodeKeyRing nodeKeyring = new NodeKeyRing(homeRepository);
-                               CallbackHandler callbackHandler = bc.getService(reference);
-                               nodeKeyring.setDefaultCallbackHandler(callbackHandler);
-                               bc.registerService(LangUtils.names(CryptoKeyring.class, ManagedService.class), nodeKeyring,
-                                               LangUtils.dico(Constants.SERVICE_PID, NodeConstants.NODE_KEYRING_PID));
-                               return callbackHandler;
-                       }
+               // 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(homeRepository);
+                                       CallbackHandler callbackHandler = bc.getService(reference);
+                                       nodeKeyring.setDefaultCallbackHandler(callbackHandler);
+                                       bc.registerService(LangUtils.names(Keyring.class, CryptoKeyring.class, ManagedService.class),
+                                                       nodeKeyring, LangUtils.dico(Constants.SERVICE_PID, NodeConstants.NODE_KEYRING_PID));
+                                       return callbackHandler;
+                               }
 
-               }.open();
+                       }.open();
+               }
        }
 
        /** Session is logged out. */
-       private void prepareDataModel(Session adminSession) {
+       private void prepareDataModel(String cn, Repository repository) {
+               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;
-                               processWiring(adminSession, wiring, processed);
+                               if (NodeConstants.NODE.equals(cn))// process all data models
+                                       processWiring(cn, adminSession, wiring, processed, false);
+                               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);
+                                       }
+                               }
                        }
                } finally {
                        JcrUtils.logoutQuietly(adminSession);
                }
        }
 
-       private void processWiring(Session adminSession, BundleWiring wiring, Set<String> processed) {
+       private void processWiring(String cn, Session adminSession, BundleWiring wiring, Set<String> processed,
+                       boolean importListedAbstractModels) {
                // recursively process requirements first
                List<BundleWire> requiredWires = wiring.getRequiredWires(CMS_DATA_MODEL_NAMESPACE);
                for (BundleWire wire : requiredWires) {
-                       processWiring(adminSession, wire.getProviderWiring(), processed);
-                       // registerCnd(adminSession, wire.getCapability(), processed);
+                       processWiring(cn, adminSession, wire.getProviderWiring(), processed, true);
                }
+
+               List<String> publishAsLocalRepo = new ArrayList<>();
                List<BundleCapability> capabilities = wiring.getCapabilities(CMS_DATA_MODEL_NAMESPACE);
-               for (BundleCapability capability : capabilities) {
-                       registerCnd(adminSession, capability, processed);
+               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));
                }
+               // Publish all at once, so that bundles with multiple CNDs are consistent
+               for (String dataModelName : publishAsLocalRepo)
+                       publishLocalRepo(dataModelName, adminSession.getRepository());
        }
 
-       private void registerCnd(Session adminSession, BundleCapability capability, Set<String> processed) {
+       private boolean registerDataModelCapability(String cn, Session adminSession, BundleCapability capability,
+                       Set<String> processed) {
                Map<String, Object> attrs = capability.getAttributes();
-               String name = (String) attrs.get(DataModelNamespace.CAPABILITY_NAME_ATTRIBUTE);
+               String name = (String) attrs.get(DataModelNamespace.NAME);
                if (processed.contains(name)) {
                        if (log.isTraceEnabled())
                                log.trace("Data model " + name + " has already been processed");
-                       return;
-               }
-               String path = (String) attrs.get(DataModelNamespace.CAPABILITY_CND_ATTRIBUTE);
-               URL url = capability.getRevision().getBundle().getResource(path);
-               try (Reader reader = new InputStreamReader(url.openStream())) {
-                       CndImporter.registerNodeTypes(reader, adminSession, true);
-                       processed.add(name);
-                       if (log.isDebugEnabled())
-                               log.debug("Registered CND " + url);
-               } catch (Exception e) {
-                       throw new CmsException("Cannot import CND " + url, e);
+                       return false;
                }
 
-               if (!asBoolean((String) attrs.get(DataModelNamespace.CAPABILITY_ABSTRACT_ATTRIBUTE))) {
-                       Hashtable<String, Object> properties = new Hashtable<>();
-                       properties.put(LEGACY_JCR_REPOSITORY_ALIAS, name);
-                       properties.put(NodeConstants.CN, name);
-                       if (name.equals(NodeConstants.NODE))
-                               properties.put(Constants.SERVICE_RANKING, Integer.MAX_VALUE);
-                       LocalRepository localRepository = new LocalRepository(adminSession.getRepository(), capability);
-                       bc.registerService(Repository.class, localRepository, properties);
-                       if (log.isDebugEnabled())
-                               log.debug("Published data model " + name);
+               // 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 CmsException("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) {
+                                       throw new CmsException("Cannot import CND " + url, e);
+                               }
+                       }
                }
-       }
 
-       private boolean asBoolean(String value) {
-               if (value == null)
+               if (KernelUtils.asBoolean((String) attrs.get(DataModelNamespace.ABSTRACT)))
                        return false;
-               switch (value) {
-               case "true":
-                       return true;
-               case "false":
-                       return false;
-               default:
-                       throw new CmsException("Unsupported value for attribute " + DataModelNamespace.CAPABILITY_ABSTRACT_ATTRIBUTE
-                                       + ": " + value);
+               // Non abstract
+               boolean isStandalone = deployConfig.isStandalone(name);
+               boolean publishLocalRepo;
+               if (isStandalone && name.equals(cn))// includes the node itself
+                       publishLocalRepo = true;
+               else if (!isStandalone && cn.equals(NodeConstants.NODE))
+                       publishLocalRepo = true;
+               else
+                       publishLocalRepo = false;
+
+               return publishLocalRepo;
+       }
+
+       private void publishLocalRepo(String dataModelName, Repository repository) {
+               Hashtable<String, Object> properties = new Hashtable<>();
+               // properties.put(LEGACY_JCR_REPOSITORY_ALIAS, name);
+               properties.put(NodeConstants.CN, dataModelName);
+               if (dataModelName.equals(NodeConstants.NODE))
+                       properties.put(Constants.SERVICE_RANKING, Integer.MAX_VALUE);
+               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);
+               if (log.isTraceEnabled())
+                       log.trace("Published data model " + dataModelName);
        }
 
        @Override
-       public Long getAvailableSince() {
+       public synchronized Long getAvailableSince() {
                return availableSince;
        }
 
+       public synchronized boolean isAvailable() {
+               return availableSince != null;
+       }
+
        private class RepositoryContextStc extends ServiceTracker<RepositoryContext, RepositoryContext> {
 
                public RepositoryContextStc() {
@@ -297,19 +444,20 @@ public class CmsDeployment implements NodeDeployment {
 
                @Override
                public RepositoryContext addingService(ServiceReference<RepositoryContext> reference) {
-                       RepositoryContext nodeRepo = bc.getService(reference);
-                       Object cn = reference.getProperty(NodeConstants.CN);
+                       RepositoryContext repoContext = bc.getService(reference);
+                       String cn = (String) reference.getProperty(NodeConstants.CN);
                        if (cn != null) {
                                if (cn.equals(NodeConstants.NODE)) {
-                                       prepareNodeRepository(nodeRepo.getRepository());
-                                       prepareHomeRepository(nodeRepo.getRepository());
+                                       prepareNodeRepository(repoContext.getRepository());
+                                       // TODO separate home repository
+                                       prepareHomeRepository(repoContext.getRepository());
                                        nodeAvailable = true;
                                        checkReadiness();
                                } else {
-                                       // TODO standalone
+                                       prepareDataModel(cn, repoContext.getRepository());
                                }
                        }
-                       return nodeRepo;
+                       return repoContext;
                }
 
                @Override