X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fnetconf%2Fnetconf-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fnetconf%2Fimpl%2FNetconfServerSessionListener.java;h=a6531d3c63d09b6fc64a1c0afd08e3f21041b2df;hp=460288fe33256147a6a55c666cfbbd9dd8181862;hb=a8efbf6623ba1f9ffbb0278672f32e9cfe73a014;hpb=474d4daf958336effcf4f419843d9d659a27bce5

diff --git a/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSessionListener.java b/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSessionListener.java
index 460288fe33..a6531d3c63 100644
--- a/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSessionListener.java
+++ b/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSessionListener.java
@@ -8,63 +8,78 @@
 
 package org.opendaylight.controller.netconf.impl;
 
-import static com.google.common.base.Preconditions.checkState;
 
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableMap;
 import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
 import org.opendaylight.controller.netconf.api.NetconfMessage;
 import org.opendaylight.controller.netconf.api.NetconfSessionListener;
 import org.opendaylight.controller.netconf.api.NetconfTerminationReason;
-import org.opendaylight.controller.netconf.impl.osgi.NetconfOperationRouterImpl;
-import org.opendaylight.controller.netconf.impl.osgi.SessionMonitoringService;
+import org.opendaylight.controller.netconf.api.monitoring.NetconfMonitoringService;
+import org.opendaylight.controller.netconf.api.xml.XmlNetconfConstants;
+import org.opendaylight.controller.netconf.impl.mapping.operations.DefaultCloseSession;
+import org.opendaylight.controller.netconf.impl.osgi.NetconfOperationRouter;
 import org.opendaylight.controller.netconf.util.messages.SendErrorExceptionUtil;
 import org.opendaylight.controller.netconf.util.xml.XmlElement;
-import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.w3c.dom.Document;
+import org.w3c.dom.NamedNodeMap;
 import org.w3c.dom.Node;
 
-import com.google.common.base.Preconditions;
-import com.google.common.collect.ImmutableMap;
-
 public class NetconfServerSessionListener implements NetconfSessionListener<NetconfServerSession> {
-    public static final String MESSAGE_ID = "message-id";
 
-    static final Logger logger = LoggerFactory.getLogger(NetconfServerSessionListener.class);
-    private final SessionMonitoringService monitoringService;
-    private final NetconfOperationRouterImpl operationRouter;
+    private static final Logger LOG = LoggerFactory.getLogger(NetconfServerSessionListener.class);
+    private final NetconfMonitoringService monitoringService;
+    private final NetconfOperationRouter operationRouter;
+    private final AutoCloseable onSessionDownCloseable;
 
-    public NetconfServerSessionListener(NetconfOperationRouterImpl operationRouter, SessionMonitoringService monitoringService) {
+    public NetconfServerSessionListener(final NetconfOperationRouter operationRouter, NetconfMonitoringService monitoringService,
+                                        final AutoCloseable onSessionDownCloseable) {
         this.operationRouter = operationRouter;
         this.monitoringService = monitoringService;
+        this.onSessionDownCloseable = onSessionDownCloseable;
     }
 
     @Override
-    public void onSessionUp(NetconfServerSession netconfNetconfServerSession) {
+    public void onSessionUp(final NetconfServerSession netconfNetconfServerSession) {
         monitoringService.onSessionUp(netconfNetconfServerSession);
+        // FIXME monitoring service should be also notified about all the other changes to netconf session (from ietf-netconf-monitoring point of view)
+        // This means also notifying after every message is processed
     }
 
     @Override
-    public void onSessionDown(NetconfServerSession netconfNetconfServerSession, Exception e) {
-        logger.debug("Session {} down, reason: {}", netconfNetconfServerSession, e.getMessage());
+    public void onSessionDown(final NetconfServerSession netconfNetconfServerSession, final Exception cause) {
+        LOG.debug("Session {} down, reason: {}", netconfNetconfServerSession, cause.getMessage());
+        onDown(netconfNetconfServerSession);
+    }
+
+    public void onDown(final NetconfServerSession netconfNetconfServerSession) {
         monitoringService.onSessionDown(netconfNetconfServerSession);
 
-        operationRouter.close();
+        try {
+            operationRouter.close();
+        } catch (Exception closingEx) {
+            LOG.debug("Ignoring exception while closing operationRouter", closingEx);
+        }
+        try {
+            onSessionDownCloseable.close();
+        } catch(Exception ex){
+            LOG.debug("Ignoring exception while closing onSessionDownCloseable", ex);
+        }
     }
 
     @Override
-    public void onSessionTerminated(NetconfServerSession netconfNetconfServerSession,
-            NetconfTerminationReason netconfTerminationReason) {
-        logger.debug("Session {} terminated, reason: {}", netconfNetconfServerSession,
+    public void onSessionTerminated(final NetconfServerSession netconfNetconfServerSession,
+            final NetconfTerminationReason netconfTerminationReason) {
+        LOG.debug("Session {} terminated, reason: {}", netconfNetconfServerSession,
                 netconfTerminationReason.getErrorMessage());
-        monitoringService.onSessionDown(netconfNetconfServerSession);
-
-        operationRouter.close();
+        onDown(netconfNetconfServerSession);
     }
 
     @Override
-    public void onMessage(NetconfServerSession session, NetconfMessage netconfMessage) {
+    public void onMessage(final NetconfServerSession session, final NetconfMessage netconfMessage) {
         try {
 
             Preconditions.checkState(operationRouter != null, "Cannot handle message, session up was not yet received");
@@ -72,7 +87,7 @@ public class NetconfServerSessionListener implements NetconfSessionListener<Netc
             // schemas
             final NetconfMessage message = processDocument(netconfMessage,
                     session);
-            logger.debug("Responding with message {}", XmlUtil.toString(message.getDocument()));
+            LOG.debug("Responding with message {}", message);
             session.sendMessage(message);
 
             if (isCloseSession(netconfMessage)) {
@@ -81,34 +96,38 @@ public class NetconfServerSessionListener implements NetconfSessionListener<Netc
 
         } catch (final RuntimeException e) {
             // TODO: should send generic error or close session?
-            logger.error("Unexpected exception", e);
+            LOG.error("Unexpected exception", e);
             session.onIncommingRpcFail();
-            throw new RuntimeException("Unable to process incoming message " + netconfMessage, e);
+            throw new IllegalStateException("Unable to process incoming message " + netconfMessage, e);
         } catch (NetconfDocumentedException e) {
+            LOG.trace("Error occurred while processing message",e);
             session.onOutgoingRpcError();
             session.onIncommingRpcFail();
             SendErrorExceptionUtil.sendErrorMessage(session, e, netconfMessage);
         }
     }
 
-    private void closeNetconfSession(NetconfServerSession session) {
+    private void closeNetconfSession(final NetconfServerSession session) {
         // destroy NetconfOperationService
         session.close();
-        logger.info("Session {} closed successfully", session.getSessionId());
+        LOG.info("Session {} closed successfully", session.getSessionId());
     }
 
-    private NetconfMessage processDocument(final NetconfMessage netconfMessage,
-            NetconfServerSession session) throws NetconfDocumentedException {
 
-        final Document incommingDocument = netconfMessage.getDocument();
-        final Node rootNode = incommingDocument.getDocumentElement();
+
+    private NetconfMessage processDocument(final NetconfMessage netconfMessage, final NetconfServerSession session)
+            throws NetconfDocumentedException {
+
+        final Document incomingDocument = netconfMessage.getDocument();
+        final Node rootNode = incomingDocument.getDocumentElement();
 
         if (rootNode.getLocalName().equals(XmlNetconfConstants.RPC_KEY)) {
-            final String messageId = rootNode.getAttributes().getNamedItem(MESSAGE_ID).getTextContent();
-            checkState(messageId != null);
             final Document responseDocument = XmlUtil.newDocument();
-            Document rpcReply = operationRouter.onNetconfMessage(
-                    incommingDocument, session);
+            checkMessageId(rootNode);
+
+            Document rpcReply = operationRouter.onNetconfMessage(incomingDocument, session);
+
+            rpcReply = SubtreeFilter.applySubtreeFilter(incomingDocument, rpcReply);
 
             session.onIncommingRpcSuccess();
 
@@ -129,11 +148,31 @@ public class NetconfServerSessionListener implements NetconfSessionListener<Netc
         }
     }
 
-    private static boolean isCloseSession(final NetconfMessage incommingDocument) {
-        final Document document = incommingDocument.getDocument();
+    private void checkMessageId(final Node rootNode) throws NetconfDocumentedException {
+
+        NamedNodeMap attributes = rootNode.getAttributes();
+
+        if(attributes.getNamedItemNS(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0, XmlNetconfConstants.MESSAGE_ID)!=null) {
+            return;
+        }
+
+        if(attributes.getNamedItem(XmlNetconfConstants.MESSAGE_ID)!=null) {
+            return;
+        }
+
+        throw new NetconfDocumentedException("Missing attribute" + rootNode.getNodeName(),
+                NetconfDocumentedException.ErrorType.protocol, NetconfDocumentedException.ErrorTag.missing_attribute,
+                NetconfDocumentedException.ErrorSeverity.error,
+                ImmutableMap.of(NetconfDocumentedException.ErrorTag.missing_attribute.toString(),
+                        XmlNetconfConstants.MESSAGE_ID));
+    }
+
+    private static boolean isCloseSession(final NetconfMessage incomingDocument) {
+        final Document document = incomingDocument.getDocument();
         XmlElement rpcElement = XmlElement.fromDomDocument(document);
-        if (rpcElement.getOnlyChildElementOptionally("close-session").isPresent())
+        if (rpcElement.getOnlyChildElementOptionally(DefaultCloseSession.CLOSE_SESSION).isPresent()) {
             return true;
+        }
 
         return false;
     }