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);
}
@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");
// 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)) {
} 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();
}
}
- 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;
}