import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.IETF_NETCONF_NOTIFICATIONS;
import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.NETCONF_URI;
-import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.stripNotification;
import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.toPath;
-import com.google.common.base.Function;
+import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.ImmutableSet.Builder;
import com.google.common.collect.Maps;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multimaps;
import java.io.IOException;
+import java.net.URISyntaxException;
+import java.time.Instant;
import java.util.Collection;
import java.util.Collections;
-import java.util.Comparator;
-import java.util.Date;
import java.util.Map;
-import javax.annotation.Nonnull;
+import java.util.Set;
+import javax.xml.parsers.ParserConfigurationException;
import javax.xml.stream.XMLStreamException;
import javax.xml.transform.dom.DOMResult;
-import org.opendaylight.controller.config.util.xml.MissingNameSpaceException;
-import org.opendaylight.controller.config.util.xml.XmlElement;
-import org.opendaylight.controller.md.sal.dom.api.DOMEvent;
-import org.opendaylight.controller.md.sal.dom.api.DOMNotification;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
-import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
+import javax.xml.transform.dom.DOMSource;
+import org.opendaylight.mdsal.dom.api.DOMActionResult;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
+import org.opendaylight.mdsal.dom.api.DOMEvent;
+import org.opendaylight.mdsal.dom.api.DOMNotification;
+import org.opendaylight.mdsal.dom.api.DOMRpcResult;
+import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
+import org.opendaylight.mdsal.dom.spi.SimpleDOMActionResult;
import org.opendaylight.netconf.api.NetconfMessage;
+import org.opendaylight.netconf.api.xml.MissingNameSpaceException;
+import org.opendaylight.netconf.api.xml.XmlElement;
import org.opendaylight.netconf.sal.connect.api.MessageTransformer;
import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil;
import org.opendaylight.netconf.sal.connect.util.MessageCounter;
import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.Revision;
+import org.opendaylight.yangtools.yang.common.RpcError;
+import org.opendaylight.yangtools.yang.common.YangConstants;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.impl.codec.xml.XmlUtils;
+import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
+import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
-import org.opendaylight.yangtools.yang.data.impl.schema.transform.dom.parser.DomToNormalizedNodeParserFactory;
+import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
+import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
+import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
+import org.opendaylight.yangtools.yang.model.api.ActionDefinition;
+import org.opendaylight.yangtools.yang.model.api.ActionNodeContainer;
import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
+import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
+import org.opendaylight.yangtools.yang.model.api.OperationDefinition;
import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaNode;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
+import org.xml.sax.SAXException;
public class NetconfMessageTransformer implements MessageTransformer<NetconfMessage> {
private static final Logger LOG = LoggerFactory.getLogger(NetconfMessageTransformer.class);
- private static final Function<SchemaNode, QName> QNAME_FUNCTION = new Function<SchemaNode, QName>() {
- @Override
- public QName apply(final SchemaNode rpcDefinition) {
- return rpcDefinition.getQName();
- }
- };
-
- private static final Function<SchemaNode, QName> QNAME_NOREV_FUNCTION = new Function<SchemaNode, QName>() {
- @Override
- public QName apply(final SchemaNode notification) {
- return QNAME_FUNCTION.apply(notification).withoutRevision();
- }
- };
-
private final SchemaContext schemaContext;
private final BaseSchema baseSchema;
private final MessageCounter counter;
private final Map<QName, RpcDefinition> mappedRpcs;
private final Multimap<QName, NotificationDefinition> mappedNotifications;
- private final DomToNormalizedNodeParserFactory parserFactory;
+ private final boolean strictParsing;
+ private final Set<ActionDefinition> actions;
public NetconfMessageTransformer(final SchemaContext schemaContext, final boolean strictParsing) {
this(schemaContext, strictParsing, BaseSchema.BASE_NETCONF_CTX);
}
- public NetconfMessageTransformer(final SchemaContext schemaContext, final boolean strictParsing, final BaseSchema baseSchema) {
+ public NetconfMessageTransformer(final SchemaContext schemaContext, final boolean strictParsing,
+ final BaseSchema baseSchema) {
this.counter = new MessageCounter();
this.schemaContext = schemaContext;
- parserFactory = DomToNormalizedNodeParserFactory.getInstance(XmlUtils.DEFAULT_XML_CODEC_PROVIDER, schemaContext, strictParsing);
- mappedRpcs = Maps.uniqueIndex(schemaContext.getOperations(), QNAME_FUNCTION);
- mappedNotifications = Multimaps.index(schemaContext.getNotifications(), QNAME_NOREV_FUNCTION);
+ this.mappedRpcs = Maps.uniqueIndex(schemaContext.getOperations(), SchemaNode::getQName);
+ this.actions = getActions();
+ this.mappedNotifications = Multimaps.index(schemaContext.getNotifications(),
+ node -> node.getQName().withoutRevision());
this.baseSchema = baseSchema;
+ this.strictParsing = strictParsing;
+ }
+
+ @VisibleForTesting
+ Set<ActionDefinition> getActions() {
+ Builder<ActionDefinition> builder = ImmutableSet.builder();
+ for (DataSchemaNode dataSchemaNode : schemaContext.getChildNodes()) {
+ if (dataSchemaNode instanceof ActionNodeContainer) {
+ findAction(dataSchemaNode, builder);
+ }
+ }
+ return builder.build();
+ }
+
+ private void findAction(final DataSchemaNode dataSchemaNode, final Builder<ActionDefinition> builder) {
+ if (dataSchemaNode instanceof ActionNodeContainer) {
+ final ActionNodeContainer containerSchemaNode = (ActionNodeContainer) dataSchemaNode;
+ for (ActionDefinition actionDefinition : containerSchemaNode.getActions()) {
+ builder.add(actionDefinition);
+ }
+ }
+ if (dataSchemaNode instanceof DataNodeContainer) {
+ for (DataSchemaNode innerDataSchemaNode : ((DataNodeContainer) dataSchemaNode).getChildNodes()) {
+ findAction(innerDataSchemaNode, builder);
+ }
+ }
}
@Override
public synchronized DOMNotification toNotification(final NetconfMessage message) {
- final Map.Entry<Date, XmlElement> stripped = NetconfMessageTransformUtil.stripNotification(message);
+ final Map.Entry<Instant, XmlElement> stripped = NetconfMessageTransformUtil.stripNotification(message);
final QName notificationNoRev;
try {
- notificationNoRev = QName.create(stripped.getValue().getNamespace(), stripped.getValue().getName()).withoutRevision();
+ notificationNoRev = QName.create(
+ stripped.getValue().getNamespace(), stripped.getValue().getName()).withoutRevision();
} catch (final MissingNameSpaceException e) {
- throw new IllegalArgumentException("Unable to parse notification " + message + ", cannot find namespace", e);
+ throw new IllegalArgumentException(
+ "Unable to parse notification " + message + ", cannot find namespace", e);
}
final Collection<NotificationDefinition> notificationDefinitions = mappedNotifications.get(notificationNoRev);
Preconditions.checkArgument(notificationDefinitions.size() > 0,
- "Unable to parse notification %s, unknown notification. Available notifications: %s", notificationDefinitions, mappedNotifications.keySet());
+ "Unable to parse notification %s, unknown notification. Available notifications: %s",
+ notificationDefinitions, mappedNotifications.keySet());
final NotificationDefinition mostRecentNotification = getMostRecentNotification(notificationDefinitions);
- final ContainerSchemaNode notificationAsContainerSchemaNode = NetconfMessageTransformUtil.createSchemaForNotification(mostRecentNotification);
+ final ContainerSchemaNode notificationAsContainerSchemaNode =
+ NetconfMessageTransformUtil.createSchemaForNotification(mostRecentNotification);
final Element element = stripped.getValue().getDomElement();
final ContainerNode content;
try {
- content = parserFactory.getContainerNodeParser().parse(Collections.singleton(element),
- notificationAsContainerSchemaNode);
- } catch (IllegalArgumentException e) {
+ final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
+ final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
+ final XmlParserStream xmlParser = XmlParserStream.create(writer, schemaContext,
+ notificationAsContainerSchemaNode, strictParsing);
+ xmlParser.traverse(new DOMSource(element));
+ content = (ContainerNode) resultHolder.getResult();
+ } catch (XMLStreamException | URISyntaxException | IOException | ParserConfigurationException
+ | SAXException | UnsupportedOperationException e) {
throw new IllegalArgumentException(String.format("Failed to parse notification %s", element), e);
}
return new NetconfDeviceNotification(content, stripped.getKey());
}
- private static NotificationDefinition getMostRecentNotification(final Collection<NotificationDefinition> notificationDefinitions) {
- Comparator<NotificationDefinition> cmp = (o1, o2) -> o1.getQName().getRevision().compareTo(o2.getQName().getRevision());
-
- return Collections.max(notificationDefinitions, cmp);
+ private static NotificationDefinition getMostRecentNotification(
+ final Collection<NotificationDefinition> notificationDefinitions) {
+ return Collections.max(notificationDefinitions, (o1, o2) ->
+ Revision.compare(o1.getQName().getRevision(), o2.getQName().getRevision()));
}
@Override
- public NetconfMessage toRpcRequest(SchemaPath rpc, final NormalizedNode<?, ?> payload) {
+ public NetconfMessage toRpcRequest(final SchemaPath rpc, final NormalizedNode<?, ?> payload) {
// In case no input for rpc is defined, we can simply construct the payload here
final QName rpcQName = rpc.getLastComponent();
- Map<QName, RpcDefinition> currentMappedRpcs = mappedRpcs;
- // Determine whether a base netconf operation is being invoked and also check if the device exposed model for base netconf
+ // Determine whether a base netconf operation is being invoked
+ // and also check if the device exposed model for base netconf.
// If no, use pre built base netconf operations model
final boolean needToUseBaseCtx = mappedRpcs.get(rpcQName) == null && isBaseOrNotificationRpc(rpcQName);
- if(needToUseBaseCtx) {
+ final Map<QName, RpcDefinition> currentMappedRpcs;
+ if (needToUseBaseCtx) {
currentMappedRpcs = baseSchema.getMappedRpcs();
+ } else {
+ currentMappedRpcs = mappedRpcs;
}
- Preconditions.checkNotNull(currentMappedRpcs.get(rpcQName), "Unknown rpc %s, available rpcs: %s", rpcQName, currentMappedRpcs.keySet());
- if(currentMappedRpcs.get(rpcQName).getInput() == null) {
- return new NetconfMessage(NetconfMessageTransformUtil.prepareDomResultForRpcRequest(rpcQName, counter).getNode().getOwnerDocument());
+ final RpcDefinition mappedRpc = Preconditions.checkNotNull(currentMappedRpcs.get(rpcQName),
+ "Unknown rpc %s, available rpcs: %s", rpcQName, currentMappedRpcs.keySet());
+ if (mappedRpc.getInput().getChildNodes().isEmpty()) {
+ return new NetconfMessage(NetconfMessageTransformUtil
+ .prepareDomResultForRpcRequest(rpcQName, counter).getNode().getOwnerDocument());
}
Preconditions.checkNotNull(payload, "Transforming an rpc with input: %s, payload cannot be null", rpcQName);
+
Preconditions.checkArgument(payload instanceof ContainerNode,
"Transforming an rpc with input: %s, payload has to be a container, but was: %s", rpcQName, payload);
-
// Set the path to the input of rpc for the node stream writer
- rpc = rpc.createChild(QName.create(rpcQName, "input").intern());
+ final SchemaPath rpcInput = rpc.createChild(YangConstants.operationInputQName(rpcQName.getModule()));
final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForRpcRequest(rpcQName, counter);
try {
- // If the schema context for netconf device does not contain model for base netconf operations, use default pre build context with just the base model
+ // If the schema context for netconf device does not contain model for base netconf operations,
+ // use default pre build context with just the base model
// This way operations like lock/unlock are supported even if the source for base model was not provided
SchemaContext ctx = needToUseBaseCtx ? baseSchema.getSchemaContext() : schemaContext;
- NetconfMessageTransformUtil.writeNormalizedRpc(((ContainerNode) payload), result, rpc, ctx);
+ NetconfMessageTransformUtil.writeNormalizedRpc((ContainerNode) payload, result, rpcInput, ctx);
} catch (final XMLStreamException | IOException | IllegalStateException e) {
- throw new IllegalStateException("Unable to serialize " + rpc, e);
+ throw new IllegalStateException("Unable to serialize " + rpcInput, e);
}
final Document node = result.getNode().getOwnerDocument();
return new NetconfMessage(node);
}
- private boolean isBaseOrNotificationRpc(final QName rpc) {
- return rpc.getNamespace().equals(NETCONF_URI) ||
- rpc.getNamespace().equals(IETF_NETCONF_NOTIFICATIONS.getNamespace()) ||
- rpc.getNamespace().equals(NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_QNAME.getNamespace());
+ @Override
+ public NetconfMessage toActionRequest(final SchemaPath action, final DOMDataTreeIdentifier domDataTreeIdentifier,
+ final NormalizedNode<?, ?> payload) {
+ ActionDefinition actionDefinition = null;
+ for (ActionDefinition actionDef : actions) {
+ if (actionDef.getPath().getLastComponent().equals(action.getLastComponent())) {
+ actionDefinition = actionDef;
+ }
+ }
+ Preconditions.checkNotNull(actionDefinition, "Action does not exist: %s", action.getLastComponent());
+
+ final ContainerSchemaNode inputDef = actionDefinition.getInput();
+ if (inputDef.getChildNodes().isEmpty()) {
+ return new NetconfMessage(NetconfMessageTransformUtil.prepareDomResultForActionRequest(
+ DataSchemaContextTree.from(schemaContext), domDataTreeIdentifier, action, counter,
+ actionDefinition.getQName().getLocalName()).getNode().getOwnerDocument());
+ }
+
+ Preconditions.checkNotNull(payload, "Transforming an action with input: %s, payload cannot be null",
+ action.getLastComponent());
+ Preconditions.checkArgument(payload instanceof ContainerNode,
+ "Transforming an rpc with input: %s, payload has to be a container, but was: %s",
+ action.getLastComponent(), payload);
+
+ // Set the path to the input of action for the node stream writer
+ final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForActionRequest(
+ DataSchemaContextTree.from(schemaContext), domDataTreeIdentifier, inputDef.getPath(), counter,
+ actionDefinition.getQName().getLocalName());
+
+ try {
+ NetconfMessageTransformUtil.writeNormalizedRpc((ContainerNode) payload, result, inputDef.getPath(),
+ schemaContext);
+ } catch (final XMLStreamException | IOException | IllegalStateException e) {
+ throw new IllegalStateException("Unable to serialize " + action, e);
+ }
+
+ final Document node = result.getNode().getOwnerDocument();
+
+ return new NetconfMessage(node);
}
+ private static boolean isBaseOrNotificationRpc(final QName rpc) {
+ return rpc.getNamespace().equals(NETCONF_URI)
+ || rpc.getNamespace().equals(IETF_NETCONF_NOTIFICATIONS.getNamespace())
+ || rpc.getNamespace().equals(NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_QNAME.getNamespace());
+ }
@Override
public synchronized DOMRpcResult toRpcResult(final NetconfMessage message, final SchemaPath rpc) {
final QName rpcQName = rpc.getLastComponent();
if (NetconfMessageTransformUtil.isDataRetrievalOperation(rpcQName)) {
final Element xmlData = NetconfMessageTransformUtil.getDataSubtree(message.getDocument());
- final ContainerSchemaNode schemaForDataRead = NetconfMessageTransformUtil.createSchemaForDataRead(schemaContext);
+ final ContainerSchemaNode schemaForDataRead =
+ NetconfMessageTransformUtil.createSchemaForDataRead(schemaContext);
final ContainerNode dataNode;
try {
- dataNode = parserFactory.getContainerNodeParser().parse(Collections.singleton(xmlData), schemaForDataRead);
- } catch (IllegalArgumentException e) {
+ final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
+ final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
+ final XmlParserStream xmlParser = XmlParserStream.create(writer, schemaContext, schemaForDataRead,
+ strictParsing);
+ xmlParser.traverse(new DOMSource(xmlData));
+ dataNode = (ContainerNode) resultHolder.getResult();
+ } catch (XMLStreamException | URISyntaxException | IOException | ParserConfigurationException
+ | SAXException e) {
throw new IllegalArgumentException(String.format("Failed to parse data response %s", xmlData), e);
}
- normalizedNode = Builders.containerBuilder().withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(NetconfMessageTransformUtil.NETCONF_RPC_REPLY_QNAME))
+ normalizedNode = Builders.containerBuilder()
+ .withNodeIdentifier(new YangInstanceIdentifier
+ .NodeIdentifier(NetconfMessageTransformUtil.NETCONF_RPC_REPLY_QNAME))
.withChild(dataNode).build();
} else {
Map<QName, RpcDefinition> currentMappedRpcs = mappedRpcs;
- // Determine whether a base netconf operation is being invoked and also check if the device exposed model for base netconf
+ // Determine whether a base netconf operation is being invoked
+ // and also check if the device exposed model for base netconf.
// If no, use pre built base netconf operations model
final boolean needToUseBaseCtx = mappedRpcs.get(rpcQName) == null && isBaseOrNotificationRpc(rpcQName);
- if(needToUseBaseCtx) {
+ if (needToUseBaseCtx) {
currentMappedRpcs = baseSchema.getMappedRpcs();
}
final RpcDefinition rpcDefinition = currentMappedRpcs.get(rpcQName);
- Preconditions.checkArgument(rpcDefinition != null, "Unable to parse response of %s, the rpc is unknown", rpcQName);
+ Preconditions.checkArgument(rpcDefinition != null,
+ "Unable to parse response of %s, the rpc is unknown", rpcQName);
// In case no input for rpc is defined, we can simply construct the payload here
- if (rpcDefinition.getOutput() == null) {
- Preconditions.checkArgument(XmlElement.fromDomDocument(
- message.getDocument()).getOnlyChildElementWithSameNamespaceOptionally("ok").isPresent(),
- "Unexpected content in response of rpc: %s, %s", rpcDefinition.getQName(), message);
- normalizedNode = null;
- } else {
- final Element element = message.getDocument().getDocumentElement();
- try {
- normalizedNode = parserFactory.getContainerNodeParser().parse(Collections.singleton(element),
- rpcDefinition.getOutput());
- } catch (IllegalArgumentException e) {
- throw new IllegalArgumentException(String.format("Failed to parse RPC response %s", element), e);
- }
- }
+ normalizedNode = parseResult(message, rpcDefinition);
}
return new DefaultDOMRpcResult(normalizedNode);
}
+ @Override
+ public DOMActionResult toActionResult(final SchemaPath action, final NetconfMessage message) {
+ ActionDefinition actionDefinition = null;
+ for (ActionDefinition actionDef : actions) {
+ if (actionDef.getPath().getLastComponent().equals(action.getLastComponent())) {
+ actionDefinition = actionDef;
+ }
+ }
+ Preconditions.checkNotNull(actionDefinition, "Action does not exist: %s", action);
+ ContainerNode normalizedNode = (ContainerNode) parseResult(message, actionDefinition);
+
+ if (normalizedNode == null) {
+ return new SimpleDOMActionResult(Collections.<RpcError>emptyList());
+ } else {
+ return new SimpleDOMActionResult(normalizedNode, Collections.<RpcError>emptyList());
+ }
+ }
+
+ private NormalizedNode<?, ?> parseResult(final NetconfMessage message,
+ final OperationDefinition operationDefinition) {
+ if (operationDefinition.getOutput().getChildNodes().isEmpty()) {
+ Preconditions.checkArgument(XmlElement.fromDomDocument(
+ message.getDocument()).getOnlyChildElementWithSameNamespaceOptionally("ok").isPresent(),
+ "Unexpected content in response of rpc: %s, %s", operationDefinition.getQName(), message);
+ return null;
+ } else {
+ final Element element = message.getDocument().getDocumentElement();
+ try {
+ final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
+ final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
+ final XmlParserStream xmlParser = XmlParserStream.create(writer, schemaContext,
+ operationDefinition.getOutput(), strictParsing);
+ xmlParser.traverse(new DOMSource(element));
+ return resultHolder.getResult();
+ } catch (XMLStreamException | URISyntaxException | IOException | ParserConfigurationException
+ | SAXException e) {
+ throw new IllegalArgumentException(String.format("Failed to parse RPC response %s", element), e);
+ }
+ }
+ }
+
static class NetconfDeviceNotification implements DOMNotification, DOMEvent {
private final ContainerNode content;
private final SchemaPath schemaPath;
- private final Date eventTime;
+ private final Instant eventTime;
- NetconfDeviceNotification(final ContainerNode content, final Date eventTime) {
+ NetconfDeviceNotification(final ContainerNode content, final Instant eventTime) {
this.content = content;
this.eventTime = eventTime;
this.schemaPath = toPath(content.getNodeType());
}
- @Nonnull
@Override
public SchemaPath getType() {
return schemaPath;
-
}
- @Nonnull
@Override
public ContainerNode getBody() {
return content;
}
@Override
- public Date getEventTime() {
+ public Instant getEventInstant() {
return eventTime;
}
}