2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.netconf.sal.connect.netconf.util;
10 import com.google.common.base.Preconditions;
11 import com.google.common.collect.ImmutableList;
12 import com.google.common.collect.ImmutableMap;
13 import java.io.IOException;
15 import java.time.Instant;
16 import java.time.format.DateTimeParseException;
17 import java.util.AbstractMap;
18 import java.util.AbstractMap.SimpleEntry;
19 import java.util.Collection;
20 import java.util.Iterator;
21 import java.util.List;
23 import java.util.Map.Entry;
24 import java.util.Optional;
25 import javax.xml.stream.XMLStreamException;
26 import javax.xml.stream.XMLStreamWriter;
27 import javax.xml.transform.dom.DOMResult;
28 import javax.xml.transform.dom.DOMSource;
29 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
30 import org.opendaylight.netconf.api.DocumentedException;
31 import org.opendaylight.netconf.api.FailedNetconfMessage;
32 import org.opendaylight.netconf.api.NetconfDocumentedException;
33 import org.opendaylight.netconf.api.NetconfMessage;
34 import org.opendaylight.netconf.api.xml.XmlElement;
35 import org.opendaylight.netconf.api.xml.XmlUtil;
36 import org.opendaylight.netconf.notifications.NetconfNotification;
37 import org.opendaylight.netconf.sal.connect.util.MessageCounter;
38 import org.opendaylight.netconf.util.NetconfUtil;
39 import org.opendaylight.netconf.util.NodeContainerProxy;
40 import org.opendaylight.netconf.util.messages.NetconfMessageUtil;
41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.base._1._0.rev110601.edit.config.input.EditContent;
42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.CreateSubscriptionInput;
43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfState;
44 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChange;
45 import org.opendaylight.yangtools.yang.common.QName;
46 import org.opendaylight.yangtools.yang.common.RpcError;
47 import org.opendaylight.yangtools.yang.common.RpcError.ErrorSeverity;
48 import org.opendaylight.yangtools.yang.common.RpcResult;
49 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
50 import org.opendaylight.yangtools.yang.data.api.ModifyAction;
51 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
52 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
53 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
54 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
55 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
56 import org.opendaylight.yangtools.yang.data.api.schema.AnyXmlNode;
57 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
58 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
59 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
60 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
61 import org.opendaylight.yangtools.yang.data.codec.xml.XMLStreamNormalizedNodeStreamWriter;
62 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
63 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
64 import org.opendaylight.yangtools.yang.data.impl.schema.SchemaOrderedNormalizedNodeWriter;
65 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
66 import org.opendaylight.yangtools.yang.data.util.DataSchemaContextNode;
67 import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
68 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
69 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
70 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
71 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
72 import org.slf4j.Logger;
73 import org.slf4j.LoggerFactory;
74 import org.w3c.dom.Document;
75 import org.w3c.dom.Element;
77 public final class NetconfMessageTransformUtil {
79 private static final Logger LOG = LoggerFactory.getLogger(NetconfMessageTransformUtil.class);
81 public static final String MESSAGE_ID_PREFIX = "m";
82 public static final String MESSAGE_ID_ATTR = "message-id";
84 public static final QName CREATE_SUBSCRIPTION_RPC_QNAME =
85 QName.create(CreateSubscriptionInput.QNAME, "create-subscription").intern();
86 private static final String SUBTREE = "subtree";
88 // Blank document used for creation of new DOM nodes
89 private static final Document BLANK_DOCUMENT = XmlUtil.newDocument();
90 public static final String EVENT_TIME = "eventTime";
92 private NetconfMessageTransformUtil() {
96 public static final QName IETF_NETCONF_MONITORING =
97 QName.create(NetconfState.QNAME, "ietf-netconf-monitoring").intern();
98 public static final QName GET_DATA_QNAME = QName.create(IETF_NETCONF_MONITORING, "data").intern();
99 public static final QName GET_SCHEMA_QNAME = QName.create(IETF_NETCONF_MONITORING, "get-schema").intern();
100 public static final QName IETF_NETCONF_MONITORING_SCHEMA_FORMAT =
101 QName.create(IETF_NETCONF_MONITORING, "format").intern();
102 public static final QName IETF_NETCONF_MONITORING_SCHEMA_LOCATION =
103 QName.create(IETF_NETCONF_MONITORING, "location").intern();
104 public static final QName IETF_NETCONF_MONITORING_SCHEMA_IDENTIFIER =
105 QName.create(IETF_NETCONF_MONITORING, "identifier").intern();
106 public static final QName IETF_NETCONF_MONITORING_SCHEMA_VERSION =
107 QName.create(IETF_NETCONF_MONITORING, "version").intern();
108 public static final QName IETF_NETCONF_MONITORING_SCHEMA_NAMESPACE =
109 QName.create(IETF_NETCONF_MONITORING, "namespace").intern();
111 public static final QName IETF_NETCONF_NOTIFICATIONS =
112 QName.create(NetconfCapabilityChange.QNAME, "ietf-netconf-notifications").intern();
114 public static final QName NETCONF_QNAME =
115 QName.create("urn:ietf:params:xml:ns:netconf:base:1.0", "2011-06-01", "netconf").intern();
116 public static final URI NETCONF_URI = NETCONF_QNAME.getNamespace();
118 public static final QName NETCONF_DATA_QNAME = QName.create(NETCONF_QNAME, "data").intern();
119 public static final NodeIdentifier NETCONF_DATA_NODEID = NodeIdentifier.create(NETCONF_DATA_QNAME);
121 public static final QName NETCONF_RPC_REPLY_QNAME = QName.create(NETCONF_QNAME, "rpc-reply").intern();
122 public static final QName NETCONF_OK_QNAME = QName.create(NETCONF_QNAME, "ok").intern();
123 public static final QName NETCONF_ERROR_OPTION_QNAME = QName.create(NETCONF_QNAME, "error-option").intern();
124 public static final NodeIdentifier NETCONF_ERROR_OPTION_NODEID = NodeIdentifier.create(NETCONF_ERROR_OPTION_QNAME);
125 public static final QName NETCONF_RUNNING_QNAME = QName.create(NETCONF_QNAME, "running").intern();
126 public static final QName NETCONF_SOURCE_QNAME = QName.create(NETCONF_QNAME, "source").intern();
127 public static final NodeIdentifier NETCONF_SOURCE_NODEID = NodeIdentifier.create(NETCONF_SOURCE_QNAME);
128 public static final QName NETCONF_CANDIDATE_QNAME = QName.create(NETCONF_QNAME, "candidate").intern();
129 public static final QName NETCONF_TARGET_QNAME = QName.create(NETCONF_QNAME, "target").intern();
130 public static final NodeIdentifier NETCONF_TARGET_NODEID = NodeIdentifier.create(NETCONF_TARGET_QNAME);
131 public static final QName NETCONF_CONFIG_QNAME = QName.create(NETCONF_QNAME, "config").intern();
132 public static final NodeIdentifier NETCONF_CONFIG_NODEID = NodeIdentifier.create(NETCONF_CONFIG_QNAME);
134 public static final QName NETCONF_COMMIT_QNAME = QName.create(NETCONF_QNAME, "commit").intern();
135 public static final SchemaPath NETCONF_COMMIT_PATH = toPath(NETCONF_COMMIT_QNAME);
136 public static final QName NETCONF_VALIDATE_QNAME = QName.create(NETCONF_QNAME, "validate").intern();
137 public static final NodeIdentifier NETCONF_VALIDATE_NODEID = NodeIdentifier.create(NETCONF_VALIDATE_QNAME);
138 public static final SchemaPath NETCONF_VALIDATE_PATH = toPath(NETCONF_VALIDATE_QNAME);
139 public static final QName NETCONF_COPY_CONFIG_QNAME = QName.create(NETCONF_QNAME, "copy-config").intern();
140 public static final NodeIdentifier NETCONF_COPY_CONFIG_NODEID = NodeIdentifier.create(NETCONF_COPY_CONFIG_QNAME);
141 public static final SchemaPath NETCONF_COPY_CONFIG_PATH = toPath(NETCONF_COPY_CONFIG_QNAME);
143 public static final QName NETCONF_OPERATION_QNAME = QName.create(NETCONF_QNAME, "operation").intern();
144 public static final QName NETCONF_DEFAULT_OPERATION_QNAME =
145 QName.create(NETCONF_OPERATION_QNAME, "default-operation").intern();
146 public static final NodeIdentifier NETCONF_DEFAULT_OPERATION_NODEID =
147 NodeIdentifier.create(NETCONF_DEFAULT_OPERATION_QNAME);
148 public static final QName NETCONF_EDIT_CONFIG_QNAME = QName.create(NETCONF_QNAME, "edit-config").intern();
149 public static final NodeIdentifier NETCONF_EDIT_CONFIG_NODEID = NodeIdentifier.create(NETCONF_EDIT_CONFIG_QNAME);
150 public static final SchemaPath NETCONF_EDIT_CONFIG_PATH = toPath(NETCONF_EDIT_CONFIG_QNAME);
151 public static final QName NETCONF_GET_CONFIG_QNAME = QName.create(NETCONF_QNAME, "get-config");
152 public static final NodeIdentifier NETCONF_GET_CONFIG_NODEID = NodeIdentifier.create(NETCONF_GET_CONFIG_QNAME);
153 public static final SchemaPath NETCONF_GET_CONFIG_PATH = toPath(NETCONF_GET_CONFIG_QNAME);
154 public static final QName NETCONF_DISCARD_CHANGES_QNAME = QName.create(NETCONF_QNAME, "discard-changes");
155 public static final SchemaPath NETCONF_DISCARD_CHANGES_PATH = toPath(NETCONF_DISCARD_CHANGES_QNAME);
156 public static final QName NETCONF_TYPE_QNAME = QName.create(NETCONF_QNAME, "type").intern();
157 public static final QName NETCONF_FILTER_QNAME = QName.create(NETCONF_QNAME, "filter").intern();
158 public static final QName NETCONF_GET_QNAME = QName.create(NETCONF_QNAME, "get").intern();
159 public static final NodeIdentifier NETCONF_GET_NODEID = NodeIdentifier.create(NETCONF_GET_QNAME);
160 public static final SchemaPath NETCONF_GET_PATH = toPath(NETCONF_GET_QNAME);
161 public static final QName NETCONF_RPC_QNAME = QName.create(NETCONF_QNAME, "rpc").intern();
162 public static final QName YANG_QNAME = null;
163 public static final URI NETCONF_ACTION_NAMESPACE = URI.create("urn:ietf:params:xml:ns:yang:1");
164 public static final String NETCONF_ACTION = "action";
166 public static final URI NETCONF_ROLLBACK_ON_ERROR_URI = URI
167 .create("urn:ietf:params:netconf:capability:rollback-on-error:1.0");
168 public static final String ROLLBACK_ON_ERROR_OPTION = "rollback-on-error";
170 public static final URI NETCONF_CANDIDATE_URI = URI
171 .create("urn:ietf:params:netconf:capability:candidate:1.0");
173 public static final URI NETCONF_NOTIFICATONS_URI = URI
174 .create("urn:ietf:params:netconf:capability:notification:1.0");
176 public static final URI NETCONF_RUNNING_WRITABLE_URI = URI
177 .create("urn:ietf:params:netconf:capability:writable-running:1.0");
179 public static final QName NETCONF_LOCK_QNAME = QName.create(NETCONF_QNAME, "lock").intern();
180 public static final NodeIdentifier NETCONF_LOCK_NODEID = NodeIdentifier.create(NETCONF_LOCK_QNAME);
181 public static final SchemaPath NETCONF_LOCK_PATH = toPath(NETCONF_LOCK_QNAME);
182 public static final QName NETCONF_UNLOCK_QNAME = QName.create(NETCONF_QNAME, "unlock").intern();
183 public static final NodeIdentifier NETCONF_UNLOCK_NODEID = NodeIdentifier.create(NETCONF_UNLOCK_QNAME);
184 public static final SchemaPath NETCONF_UNLOCK_PATH = toPath(NETCONF_UNLOCK_QNAME);
186 public static final NodeIdentifier EDIT_CONTENT_NODEID = NodeIdentifier.create(EditContent.QNAME);
188 // Discard changes message
189 public static final ContainerNode DISCARD_CHANGES_RPC_CONTENT = Builders.containerBuilder()
190 .withNodeIdentifier(NodeIdentifier.create(NETCONF_DISCARD_CHANGES_QNAME)).build();
192 // Commit changes message
193 public static final ContainerNode COMMIT_RPC_CONTENT = Builders.containerBuilder()
194 .withNodeIdentifier(NodeIdentifier.create(NETCONF_COMMIT_QNAME)).build();
197 public static final ContainerNode GET_RPC_CONTENT = Builders.containerBuilder()
198 .withNodeIdentifier(NETCONF_GET_NODEID).build();
200 // Create-subscription changes message
201 public static final ContainerNode CREATE_SUBSCRIPTION_RPC_CONTENT = Builders.containerBuilder()
202 .withNodeIdentifier(NodeIdentifier.create(CREATE_SUBSCRIPTION_RPC_QNAME)).build();
204 private static final NodeIdentifier NETCONF_FILTER_NODEID = NodeIdentifier.create(NETCONF_FILTER_QNAME);
205 private static final Map<QName, String> SUBTREE_FILTER_ATTRIBUTES = ImmutableMap.of(NETCONF_TYPE_QNAME, SUBTREE);
207 public static final DataContainerChild<?, ?> EMPTY_FILTER;
210 final NormalizedNodeAttrBuilder<NodeIdentifier, DOMSource, AnyXmlNode> anyXmlBuilder =
211 Builders.anyXmlBuilder().withNodeIdentifier(NETCONF_FILTER_NODEID)
212 .withAttributes(SUBTREE_FILTER_ATTRIBUTES);
214 final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_FILTER_QNAME.getLocalName(),
215 Optional.of(NETCONF_FILTER_QNAME.getNamespace().toString()));
216 element.setAttributeNS(NETCONF_FILTER_QNAME.getNamespace().toString(),
217 NETCONF_TYPE_QNAME.getLocalName(), "subtree");
219 anyXmlBuilder.withValue(new DOMSource(element));
221 EMPTY_FILTER = anyXmlBuilder.build();
224 public static DataContainerChild<?, ?> toFilterStructure(final YangInstanceIdentifier identifier,
225 final SchemaContext ctx) {
226 final NormalizedNodeAttrBuilder<NodeIdentifier, DOMSource, AnyXmlNode> anyXmlBuilder = Builders.anyXmlBuilder()
227 .withNodeIdentifier(NETCONF_FILTER_NODEID).withAttributes(SUBTREE_FILTER_ATTRIBUTES);
228 final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_FILTER_QNAME.getLocalName(),
229 Optional.of(NETCONF_FILTER_QNAME.getNamespace().toString()));
230 element.setAttributeNS(NETCONF_FILTER_QNAME.getNamespace().toString(), NETCONF_TYPE_QNAME.getLocalName(),
234 NetconfUtil.writeFilter(identifier, new DOMResult(element), SchemaPath.ROOT, ctx);
235 } catch (IOException | XMLStreamException e) {
236 throw new IllegalStateException("Unable to serialize filter element for path " + identifier, e);
238 anyXmlBuilder.withValue(new DOMSource(element));
240 return anyXmlBuilder.build();
243 public static void checkValidReply(final NetconfMessage input, final NetconfMessage output)
244 throws NetconfDocumentedException {
245 final String inputMsgId = input.getDocument().getDocumentElement().getAttribute(MESSAGE_ID_ATTR);
246 final String outputMsgId = output.getDocument().getDocumentElement().getAttribute(MESSAGE_ID_ATTR);
248 if (!inputMsgId.equals(outputMsgId)) {
249 final Map<String, String> errorInfo = ImmutableMap.<String, String>builder()
250 .put("actual-message-id", outputMsgId)
251 .put("expected-message-id", inputMsgId)
254 throw new NetconfDocumentedException("Response message contained unknown \"message-id\"",
255 null, NetconfDocumentedException.ErrorType.PROTOCOL,
256 NetconfDocumentedException.ErrorTag.BAD_ATTRIBUTE,
257 NetconfDocumentedException.ErrorSeverity.ERROR, errorInfo);
261 public static void checkSuccessReply(final NetconfMessage output) throws NetconfDocumentedException {
262 if (NetconfMessageUtil.isErrorMessage(output)) {
263 throw NetconfDocumentedException.fromXMLDocument(output.getDocument());
267 public static RpcError toRpcError(final NetconfDocumentedException ex) {
268 final StringBuilder infoBuilder = new StringBuilder();
269 final Map<String, String> errorInfo = ex.getErrorInfo();
270 if (errorInfo != null) {
271 for (final Entry<String, String> e : errorInfo.entrySet()) {
272 infoBuilder.append('<').append(e.getKey()).append('>').append(e.getValue())
273 .append("</").append(e.getKey()).append('>');
278 final ErrorSeverity severity = toRpcErrorSeverity(ex.getErrorSeverity());
279 return severity == ErrorSeverity.ERROR
280 ? RpcResultBuilder.newError(toRpcErrorType(ex.getErrorType()), ex.getErrorTag().getTagValue(),
281 ex.getLocalizedMessage(), null, infoBuilder.toString(), ex.getCause())
282 : RpcResultBuilder.newWarning(
283 toRpcErrorType(ex.getErrorType()), ex.getErrorTag().getTagValue(),
284 ex.getLocalizedMessage(), null, infoBuilder.toString(), ex.getCause());
287 private static ErrorSeverity toRpcErrorSeverity(final NetconfDocumentedException.ErrorSeverity severity) {
290 return RpcError.ErrorSeverity.WARNING;
292 return RpcError.ErrorSeverity.ERROR;
296 private static RpcError.ErrorType toRpcErrorType(final NetconfDocumentedException.ErrorType type) {
299 return RpcError.ErrorType.PROTOCOL;
301 return RpcError.ErrorType.RPC;
303 return RpcError.ErrorType.TRANSPORT;
305 return RpcError.ErrorType.APPLICATION;
309 public static NodeIdentifier toId(final PathArgument qname) {
310 return qname instanceof NodeIdentifier ? (NodeIdentifier) qname : toId(qname.getNodeType());
313 public static NodeIdentifier toId(final QName nodeType) {
314 return new NodeIdentifier(nodeType);
317 public static Element getDataSubtree(final Document doc) {
318 return (Element) doc.getElementsByTagNameNS(NETCONF_URI.toString(), "data").item(0);
321 public static boolean isDataRetrievalOperation(final QName rpc) {
322 return NETCONF_URI.equals(rpc.getNamespace())
323 && (NETCONF_GET_CONFIG_QNAME.getLocalName().equals(rpc.getLocalName())
324 || NETCONF_GET_QNAME.getLocalName().equals(rpc.getLocalName()));
327 public static ContainerSchemaNode createSchemaForDataRead(final SchemaContext schemaContext) {
328 return new NodeContainerProxy(NETCONF_DATA_QNAME, schemaContext.getChildNodes());
331 public static ContainerSchemaNode createSchemaForNotification(final NotificationDefinition next) {
332 return new NodeContainerProxy(next.getQName(), next.getChildNodes(), next.getAvailableAugmentations());
336 public static ContainerNode wrap(final QName name, final DataContainerChild<?, ?>... node) {
337 return wrap(toId(name), node);
340 public static ContainerNode wrap(final NodeIdentifier name, final DataContainerChild<?, ?>... node) {
341 return Builders.containerBuilder().withNodeIdentifier(name).withValue(ImmutableList.copyOf(node)).build();
344 public static AnyXmlNode createEditConfigAnyxml(
345 final SchemaContext ctx, final YangInstanceIdentifier dataPath,
346 final java.util.Optional<ModifyAction> operation,
347 final java.util.Optional<NormalizedNode<?, ?>> lastChildOverride) {
348 final NormalizedNode<?, ?> configContent;
350 if (dataPath.isEmpty()) {
351 Preconditions.checkArgument(lastChildOverride.isPresent(),
352 "Data has to be present when creating structure for top level element");
353 Preconditions.checkArgument(lastChildOverride.get() instanceof DataContainerChild<?, ?>,
354 "Data has to be either container or a list node when creating structure for top level element, "
355 + "but was: %s", lastChildOverride.get());
356 configContent = lastChildOverride.get();
358 final Entry<QName, ModifyAction> modifyOperation = operation.isPresent()
359 ? new AbstractMap.SimpleEntry<>(NETCONF_OPERATION_QNAME, operation.get()) : null;
360 configContent = ImmutableNodes.fromInstanceId(ctx, dataPath, lastChildOverride,
361 java.util.Optional.ofNullable(modifyOperation));
364 final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_CONFIG_QNAME.getLocalName(),
365 Optional.of(NETCONF_CONFIG_QNAME.getNamespace().toString()));
367 NetconfUtil.writeNormalizedNode(configContent, new DOMResult(element), SchemaPath.ROOT, ctx);
368 } catch (IOException | XMLStreamException e) {
369 throw new IllegalStateException("Unable to serialize edit config content element for path " + dataPath, e);
372 return Builders.anyXmlBuilder().withNodeIdentifier(NETCONF_CONFIG_NODEID).withValue(new DOMSource(element))
376 public static DataContainerChild<?, ?> createEditConfigStructure(final SchemaContext ctx,
377 final YangInstanceIdentifier dataPath, final java.util.Optional<ModifyAction> operation,
378 final java.util.Optional<NormalizedNode<?, ?>> lastChildOverride) {
379 return Builders.choiceBuilder().withNodeIdentifier(EDIT_CONTENT_NODEID)
380 .withChild(createEditConfigAnyxml(ctx, dataPath, operation, lastChildOverride)).build();
383 public static SchemaPath toPath(final QName rpc) {
384 return SchemaPath.ROOT.createChild(rpc);
387 public static Map.Entry<Instant, XmlElement> stripNotification(final NetconfMessage message) {
388 final XmlElement xmlElement = XmlElement.fromDomDocument(message.getDocument());
389 final List<XmlElement> childElements = xmlElement.getChildElements();
390 Preconditions.checkArgument(childElements.size() == 2, "Unable to parse notification %s, unexpected format."
391 + "\nExpected 2 childElements, actual childElements size is %s", message, childElements.size());
393 final XmlElement eventTimeElement;
394 final XmlElement notificationElement;
396 if (childElements.get(0).getName().equals(EVENT_TIME)) {
397 eventTimeElement = childElements.get(0);
398 notificationElement = childElements.get(1);
399 } else if (childElements.get(1).getName().equals(EVENT_TIME)) {
400 eventTimeElement = childElements.get(1);
401 notificationElement = childElements.get(0);
403 throw new IllegalArgumentException("Notification payload does not contain " + EVENT_TIME + " " + message);
407 return new SimpleEntry<>(
408 NetconfNotification.RFC3339_DATE_PARSER.apply(eventTimeElement.getTextContent()).toInstant(),
409 notificationElement);
410 } catch (final DocumentedException e) {
411 throw new IllegalArgumentException("Notification payload does not contain " + EVENT_TIME + " " + message,
413 } catch (final DateTimeParseException e) {
414 LOG.warn("Unable to parse event time from {}. Setting time to {}", eventTimeElement,
415 NetconfNotification.UNKNOWN_EVENT_TIME, e);
416 return new SimpleEntry<>(NetconfNotification.UNKNOWN_EVENT_TIME.toInstant(),
417 notificationElement);
421 public static DOMResult prepareDomResultForRpcRequest(final QName rpcQName, final MessageCounter counter) {
422 final Document document = XmlUtil.newDocument();
423 final Element rpcNS =
424 document.createElementNS(NETCONF_RPC_QNAME.getNamespace().toString(), NETCONF_RPC_QNAME.getLocalName());
426 rpcNS.setAttribute(MESSAGE_ID_ATTR, counter.getNewMessageId(MESSAGE_ID_PREFIX));
427 final Element elementNS = document.createElementNS(rpcQName.getNamespace().toString(), rpcQName.getLocalName());
428 rpcNS.appendChild(elementNS);
429 document.appendChild(rpcNS);
430 return new DOMResult(elementNS);
433 public static DOMResult prepareDomResultForActionRequest(final DataSchemaContextTree dataSchemaContextTree,
434 final DOMDataTreeIdentifier domDataTreeIdentifier, final SchemaPath actionSchemaPath,
435 final MessageCounter counter, final String action) {
436 final Document document = XmlUtil.newDocument();
437 final Element rpcNS =
438 document.createElementNS(NETCONF_RPC_QNAME.getNamespace().toString(), NETCONF_RPC_QNAME.getLocalName());
440 rpcNS.setAttribute(MESSAGE_ID_ATTR, counter.getNewMessageId(MESSAGE_ID_PREFIX));
442 final Element actionNS = document.createElementNS(NETCONF_ACTION_NAMESPACE.toString(), NETCONF_ACTION);
443 final DataSchemaContextNode<?> rootSchemaContextNode = dataSchemaContextTree.getRoot();
444 final Element actionData = prepareActionData(rootSchemaContextNode, actionNS,
445 domDataTreeIdentifier.getRootIdentifier().getPathArguments().iterator(), document);
447 final Element specificActionElement = document.createElement(action);
448 actionData.appendChild(specificActionElement);
449 rpcNS.appendChild(actionNS);
450 document.appendChild(rpcNS);
451 return new DOMResult(specificActionElement);
454 private static Element prepareActionData(final DataSchemaContextNode<?> currentParentSchemaNode,
455 final Element actionNS, final Iterator<PathArgument> iterator, final Document document) {
456 if (iterator.hasNext()) {
457 final PathArgument next = iterator.next();
459 final DataSchemaContextNode<?> current = currentParentSchemaNode.getChild(next);
460 Preconditions.checkArgument(current != null, "Invalid input: schema for argument %s not found", next);
462 if (current.isMixin()) {
463 return prepareActionData(current, actionNS, iterator, document);
466 final QName actualNS = next.getNodeType();
467 final Element actualElement = document.createElementNS(actualNS.getNamespace().toString(),
468 actualNS.getLocalName());
469 if (next instanceof NodeWithValue) {
470 actualElement.setNodeValue(((NodeWithValue) next).getValue().toString());
471 } else if (next instanceof NodeIdentifierWithPredicates) {
472 for (Entry<QName, Object> entry : ((NodeIdentifierWithPredicates) next).getKeyValues().entrySet()) {
473 final Element entryElement = document.createElementNS(entry.getKey().getNamespace().toString(),
474 entry.getKey().getLocalName());
475 entryElement.setTextContent(entry.getValue().toString());
476 entryElement.setNodeValue(entry.getValue().toString());
477 actualElement.appendChild(entryElement);
480 actionNS.appendChild(actualElement);
481 return prepareActionData(current, actualElement, iterator, document);
487 @SuppressWarnings("checkstyle:IllegalCatch")
488 public static void writeNormalizedRpc(final ContainerNode normalized, final DOMResult result,
489 final SchemaPath schemaPath,
490 final SchemaContext baseNetconfCtx) throws IOException, XMLStreamException {
491 final XMLStreamWriter writer = NetconfUtil.XML_FACTORY.createXMLStreamWriter(result);
493 try (NormalizedNodeStreamWriter normalizedNodeStreamWriter =
494 XMLStreamNormalizedNodeStreamWriter.create(writer, baseNetconfCtx, schemaPath)) {
495 try (SchemaOrderedNormalizedNodeWriter normalizedNodeWriter =
496 new SchemaOrderedNormalizedNodeWriter(normalizedNodeStreamWriter, baseNetconfCtx, schemaPath)) {
497 final Collection<DataContainerChild<?, ?>> value = normalized.getValue();
498 normalizedNodeWriter.write(value);
499 normalizedNodeWriter.flush();
505 } catch (final Exception e) {
506 LOG.warn("Unable to close resource properly", e);
511 public static RpcResult<NetconfMessage> toRpcResult(final FailedNetconfMessage message) {
512 return RpcResultBuilder.<NetconfMessage>failed()
515 new NetconfDocumentedException(
516 message.getException().getMessage(),
517 DocumentedException.ErrorType.APPLICATION,
518 DocumentedException.ErrorTag.MALFORMED_MESSAGE,
519 DocumentedException.ErrorSeverity.ERROR)))