import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
+import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
import java.util.TreeSet;
public NetconfOperationRouterImpl(NetconfOperationServiceSnapshot netconfOperationServiceSnapshot,
- CapabilityProvider capabilityProvider,
- DefaultCommitNotificationProducer commitNotifier) {
+ CapabilityProvider capabilityProvider, DefaultCommitNotificationProducer commitNotifier) {
- this.netconfOperationServiceSnapshot = netconfOperationServiceSnapshot;
+ this.netconfOperationServiceSnapshot = Preconditions.checkNotNull(netconfOperationServiceSnapshot);
+ this.capabilityProvider = Preconditions.checkNotNull(capabilityProvider);
- this.capabilityProvider = capabilityProvider;
-
- Set<NetconfOperation> defaultNetconfOperations = Sets.newHashSet();
- defaultNetconfOperations.add(new DefaultGetSchema(capabilityProvider, netconfOperationServiceSnapshot
- .getNetconfSessionIdForReporting()));
- defaultNetconfOperations.add(new DefaultCloseSession(netconfOperationServiceSnapshot
- .getNetconfSessionIdForReporting()));
- defaultNetconfOperations.add(new DefaultStartExi(
- netconfOperationServiceSnapshot
- .getNetconfSessionIdForReporting()));
- defaultNetconfOperations.add(new DefaultStopExi(
- netconfOperationServiceSnapshot
- .getNetconfSessionIdForReporting()));
+ final String sessionId = netconfOperationServiceSnapshot.getNetconfSessionIdForReporting();
+ final Set<NetconfOperation> defaultNetconfOperations = Sets.newHashSet();
+ defaultNetconfOperations.add(new DefaultGetSchema(capabilityProvider, sessionId));
+ defaultNetconfOperations.add(new DefaultCloseSession(sessionId));
+ defaultNetconfOperations.add(new DefaultStartExi(sessionId));
+ defaultNetconfOperations.add(new DefaultStopExi(sessionId));
allNetconfOperations = getAllNetconfOperations(defaultNetconfOperations, netconfOperationServiceSnapshot);
- DefaultCommit defaultCommit = new DefaultCommit(commitNotifier, capabilityProvider,
- netconfOperationServiceSnapshot.getNetconfSessionIdForReporting());
+ DefaultCommit defaultCommit = new DefaultCommit(commitNotifier, capabilityProvider, sessionId);
Set<NetconfOperationFilter> defaultFilters = Sets.<NetconfOperationFilter> newHashSet(defaultCommit);
allSortedFilters = getAllNetconfFilters(defaultFilters, netconfOperationServiceSnapshot);
}
for (NetconfOperationService netconfOperationService : netconfOperationServiceSnapshot.getServices()) {
final Set<NetconfOperationFilter> filtersFromService = netconfOperationService.getFilters();
for (NetconfOperationFilter filter : filtersFromService) {
- Preconditions.checkState(result.contains(filter) == false, "Filter %s already present", filter);
+ Preconditions.checkState(result.contains(filter) == false,
+ "Filter %s already present, all filters so far: %s", filter, result);
result.add(filter);
}
}
@Override
public synchronized Document onNetconfMessage(Document message,
NetconfSession session) throws NetconfDocumentedException {
- NetconfOperationExecution netconfOperationExecution = getNetconfOperationWithHighestPriority(
- message, session);
- logger.debug("Forwarding netconf message {} to {}", XmlUtil.toString(message),
+ NetconfOperationExecution netconfOperationExecution;
+
+ String messageAsString = XmlUtil.toString(message);
+
+ try {
+ netconfOperationExecution = getNetconfOperationWithHighestPriority(message, session);
+ } catch (IllegalArgumentException | IllegalStateException e) {
+ logger.warn("Unable to handle rpc {} on session {}", messageAsString, session, e);
+
+ String errorMessage = String.format("Unable to handle rpc %s on session %s", messageAsString, session);
+ Map<String, String> errorInfo = Maps.newHashMap();
+
+ NetconfDocumentedException.ErrorTag tag = null;
+ if (e instanceof IllegalArgumentException) {
+ errorInfo.put(NetconfDocumentedException.ErrorTag.operation_not_supported.toString(), e.getMessage());
+ tag = NetconfDocumentedException.ErrorTag.operation_not_supported;
+ } else if (e instanceof IllegalStateException) {
+ errorInfo.put(NetconfDocumentedException.ErrorTag.operation_failed.toString(), e.getMessage());
+ tag = NetconfDocumentedException.ErrorTag.operation_failed;
+ }
+
+ throw new NetconfDocumentedException(errorMessage, e, NetconfDocumentedException.ErrorType.application,
+ tag, NetconfDocumentedException.ErrorSeverity.error, errorInfo);
+ } catch (RuntimeException e) {
+ throw handleUnexpectedEx("Unexpected exception during netconf operation sort", e);
+ }
+
+ try {
+ return executeOperationWithHighestPriority(message, netconfOperationExecution, messageAsString);
+ } catch (RuntimeException e) {
+ throw handleUnexpectedEx("Unexpected exception during netconf operation execution", e);
+ }
+ }
+
+ private NetconfDocumentedException handleUnexpectedEx(String s, Exception e) throws NetconfDocumentedException {
+ logger.error(s, e);
+
+ Map<String, String> info = Maps.newHashMap();
+ info.put(NetconfDocumentedException.ErrorSeverity.error.toString(), e.toString());
+ return new NetconfDocumentedException("Unexpected error",
+ NetconfDocumentedException.ErrorType.application,
+ NetconfDocumentedException.ErrorTag.operation_failed,
+ NetconfDocumentedException.ErrorSeverity.error, info);
+ }
+
+ private Document executeOperationWithHighestPriority(Document message, NetconfOperationExecution netconfOperationExecution, String messageAsString) throws NetconfDocumentedException {
+ logger.debug("Forwarding netconf message {} to {}", messageAsString,
netconfOperationExecution.operationWithHighestPriority);
final LinkedList<NetconfOperationFilterChain> chain = new LinkedList<>();
private NetconfOperationExecution getNetconfOperationWithHighestPriority(
Document message, NetconfSession session) {
- // TODO test
TreeMap<HandlingPriority, Set<NetconfOperation>> sortedPriority = getSortedNetconfOperationsWithCanHandle(
message, session);
- Preconditions.checkState(sortedPriority.isEmpty() == false, "No %s available to handle message %s",
+ Preconditions.checkArgument(sortedPriority.isEmpty() == false, "No %s available to handle message %s",
NetconfOperation.class.getName(), XmlUtil.toString(message));
HandlingPriority highestFoundPriority = sortedPriority.lastKey();