2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
3 * Copyright (c) 2014 Brocade Communication Systems, Inc.
5 * This program and the accompanying materials are made available under the
6 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
7 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.controller.sal.restconf.impl;
11 import com.google.common.base.Optional;
12 import com.google.common.base.Preconditions;
13 import com.google.common.base.Predicates;
14 import com.google.common.base.Splitter;
15 import com.google.common.base.Strings;
16 import com.google.common.base.Throwables;
17 import com.google.common.collect.Iterables;
18 import com.google.common.collect.Lists;
19 import com.google.common.collect.Maps;
20 import com.google.common.collect.Sets;
21 import com.google.common.util.concurrent.CheckedFuture;
22 import com.google.common.util.concurrent.Futures;
23 import java.math.BigInteger;
25 import java.net.URISyntaxException;
26 import java.text.ParseException;
27 import java.text.SimpleDateFormat;
28 import java.util.Collections;
29 import java.util.Date;
30 import java.util.HashMap;
31 import java.util.Iterator;
32 import java.util.List;
35 import java.util.concurrent.CancellationException;
36 import java.util.concurrent.ExecutionException;
37 import javax.ws.rs.core.Response;
38 import javax.ws.rs.core.Response.ResponseBuilder;
39 import javax.ws.rs.core.Response.Status;
40 import javax.ws.rs.core.UriBuilder;
41 import javax.ws.rs.core.UriInfo;
42 import org.apache.commons.lang3.StringUtils;
43 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
44 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
45 import org.opendaylight.controller.md.sal.common.api.data.OptimisticLockFailedException;
46 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
47 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
48 import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
49 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
50 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
51 import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
52 import org.opendaylight.controller.md.sal.rest.common.RestconfValidationUtils;
53 import org.opendaylight.controller.sal.rest.api.Draft02;
54 import org.opendaylight.controller.sal.rest.api.RestconfService;
55 import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorTag;
56 import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorType;
57 import org.opendaylight.controller.sal.streams.listeners.ListenerAdapter;
58 import org.opendaylight.controller.sal.streams.listeners.Notificator;
59 import org.opendaylight.controller.sal.streams.websockets.WebSocketServer;
60 import org.opendaylight.yangtools.yang.common.QName;
61 import org.opendaylight.yangtools.yang.common.QNameModule;
62 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
63 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
64 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
65 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
66 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
67 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
68 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
69 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
70 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
71 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
72 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
73 import org.opendaylight.yangtools.yang.data.api.schema.tree.ModifiedNodeDoesNotExistException;
74 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
75 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
76 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
77 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
78 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.ListNodeBuilder;
79 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
80 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
81 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
82 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
83 import org.opendaylight.yangtools.yang.model.api.FeatureDefinition;
84 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
85 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
86 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
87 import org.opendaylight.yangtools.yang.model.api.Module;
88 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
89 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
90 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
91 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
92 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
93 import org.slf4j.Logger;
94 import org.slf4j.LoggerFactory;
96 public class RestconfImpl implements RestconfService {
98 private enum UriParameters {
99 PRETTY_PRINT("prettyPrint"),
102 private String uriParameterName;
104 UriParameters(final String uriParameterName) {
105 this.uriParameterName = uriParameterName;
109 public String toString() {
110 return uriParameterName;
114 private static final RestconfImpl INSTANCE = new RestconfImpl();
116 private static final int NOTIFICATION_PORT = 8181;
118 private static final int CHAR_NOT_FOUND = -1;
120 private static final String MOUNT_POINT_MODULE_NAME = "ietf-netconf";
122 private static final SimpleDateFormat REVISION_FORMAT = new SimpleDateFormat("yyyy-MM-dd");
124 private static final String SAL_REMOTE_NAMESPACE = "urn:opendaylight:params:xml:ns:yang:controller:md:sal:remote";
126 private static final String SAL_REMOTE_RPC_SUBSRCIBE = "create-data-change-event-subscription";
128 private BrokerFacade broker;
130 private ControllerContext controllerContext;
132 private static final Logger LOG = LoggerFactory.getLogger(RestconfImpl.class);
134 private static final DataChangeScope DEFAULT_SCOPE = DataChangeScope.BASE;
136 private static final LogicalDatastoreType DEFAULT_DATASTORE = LogicalDatastoreType.CONFIGURATION;
138 private static final URI NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT = URI.create("urn:sal:restconf:event:subscription");
140 private static final String DATASTORE_PARAM_NAME = "datastore";
142 private static final String SCOPE_PARAM_NAME = "scope";
144 private static final String NETCONF_BASE = "urn:ietf:params:xml:ns:netconf:base:1.0";
146 private static final String NETCONF_BASE_PAYLOAD_NAME = "data";
148 private static final QName NETCONF_BASE_QNAME;
150 private static final QNameModule SAL_REMOTE_AUGMENT;
152 private static final YangInstanceIdentifier.AugmentationIdentifier SAL_REMOTE_AUG_IDENTIFIER;
156 final Date eventSubscriptionAugRevision = new SimpleDateFormat("yyyy-MM-dd").parse("2014-07-08");
157 NETCONF_BASE_QNAME = QName.create(QNameModule.create(new URI(NETCONF_BASE), null), NETCONF_BASE_PAYLOAD_NAME );
158 SAL_REMOTE_AUGMENT = QNameModule.create(NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT,
159 eventSubscriptionAugRevision);
160 SAL_REMOTE_AUG_IDENTIFIER = new YangInstanceIdentifier.AugmentationIdentifier(Sets.newHashSet(QName.create(SAL_REMOTE_AUGMENT, "scope"),
161 QName.create(SAL_REMOTE_AUGMENT, "datastore")));
162 } catch (final ParseException e) {
163 throw new RestconfDocumentedException(
164 "It wasn't possible to convert revision date of sal-remote-augment to date", ErrorType.APPLICATION,
165 ErrorTag.OPERATION_FAILED);
166 } catch (final URISyntaxException e) {
167 throw new RestconfDocumentedException(
168 "It wasn't possible to create instance of URI class with "+NETCONF_BASE+" URI", ErrorType.APPLICATION,
169 ErrorTag.OPERATION_FAILED);
173 public void setBroker(final BrokerFacade broker) {
174 this.broker = broker;
177 public void setControllerContext(final ControllerContext controllerContext) {
178 this.controllerContext = controllerContext;
181 private RestconfImpl() {
184 public static RestconfImpl getInstance() {
189 public NormalizedNodeContext getModules(final UriInfo uriInfo) {
190 final Set<Module> allModules = controllerContext.getAllModules();
191 final MapNode allModuleMap = makeModuleMapNode(allModules);
193 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
195 final Module restconfModule = getRestconfModule();
196 final DataSchemaNode modulesSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
197 restconfModule, Draft02.RestConfModule.MODULES_CONTAINER_SCHEMA_NODE);
198 Preconditions.checkState(modulesSchemaNode instanceof ContainerSchemaNode);
200 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> moduleContainerBuilder =
201 Builders.containerBuilder((ContainerSchemaNode) modulesSchemaNode);
202 moduleContainerBuilder.withChild(allModuleMap);
204 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, modulesSchemaNode,
205 null, schemaContext), moduleContainerBuilder.build());
209 * Valid only for mount point
212 public NormalizedNodeContext getModules(final String identifier, final UriInfo uriInfo) {
213 Preconditions.checkNotNull(identifier);
214 if ( ! identifier.contains(ControllerContext.MOUNT)) {
215 final String errMsg = "URI has bad format. If modules behind mount point should be showed,"
216 + " URI has to end with " + ControllerContext.MOUNT;
217 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
220 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
221 final DOMMountPoint mountPoint = mountPointIdentifier.getMountPoint();
222 final Set<Module> modules = controllerContext.getAllModules(mountPoint);
223 final MapNode mountPointModulesMap = makeModuleMapNode(modules);
225 final Module restconfModule = getRestconfModule();
226 final DataSchemaNode modulesSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
227 restconfModule, Draft02.RestConfModule.MODULES_CONTAINER_SCHEMA_NODE);
228 Preconditions.checkState(modulesSchemaNode instanceof ContainerSchemaNode);
230 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> moduleContainerBuilder =
231 Builders.containerBuilder((ContainerSchemaNode) modulesSchemaNode);
232 moduleContainerBuilder.withChild(mountPointModulesMap);
234 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, modulesSchemaNode,
235 mountPoint, controllerContext.getGlobalSchema()), moduleContainerBuilder.build());
239 public NormalizedNodeContext getModule(final String identifier, final UriInfo uriInfo) {
240 Preconditions.checkNotNull(identifier);
241 final QName moduleNameAndRevision = getModuleNameAndRevision(identifier);
242 Module module = null;
243 DOMMountPoint mountPoint = null;
244 final SchemaContext schemaContext;
245 if (identifier.contains(ControllerContext.MOUNT)) {
246 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
247 mountPoint = mountPointIdentifier.getMountPoint();
248 module = controllerContext.findModuleByNameAndRevision(mountPoint, moduleNameAndRevision);
249 schemaContext = mountPoint.getSchemaContext();
251 module = controllerContext.findModuleByNameAndRevision(moduleNameAndRevision);
252 schemaContext = controllerContext.getGlobalSchema();
255 if (module == null) {
256 final String errMsg = "Module with name '" + moduleNameAndRevision.getLocalName()
257 + "' and revision '" + moduleNameAndRevision.getRevision() + "' was not found.";
258 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
261 final Module restconfModule = getRestconfModule();
262 final Set<Module> modules = Collections.singleton(module);
263 final MapNode moduleMap = makeModuleMapNode(modules);
265 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
266 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
267 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
269 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, moduleSchemaNode, mountPoint,
270 schemaContext), moduleMap);
274 public NormalizedNodeContext getAvailableStreams(final UriInfo uriInfo) {
275 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
276 final Set<String> availableStreams = Notificator.getStreamNames();
277 final Module restconfModule = getRestconfModule();
278 final DataSchemaNode streamSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(restconfModule,
279 Draft02.RestConfModule.STREAM_LIST_SCHEMA_NODE);
280 Preconditions.checkState(streamSchemaNode instanceof ListSchemaNode);
282 final CollectionNodeBuilder<MapEntryNode, MapNode> listStreamsBuilder = Builders
283 .mapBuilder((ListSchemaNode) streamSchemaNode);
285 for (final String streamName : availableStreams) {
286 listStreamsBuilder.withChild(toStreamEntryNode(streamName, streamSchemaNode));
289 final DataSchemaNode streamsContainerSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
290 restconfModule, Draft02.RestConfModule.STREAMS_CONTAINER_SCHEMA_NODE);
291 Preconditions.checkState(streamsContainerSchemaNode instanceof ContainerSchemaNode);
293 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> streamsContainerBuilder =
294 Builders.containerBuilder((ContainerSchemaNode) streamsContainerSchemaNode);
295 streamsContainerBuilder.withChild(listStreamsBuilder.build());
298 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, streamsContainerSchemaNode, null,
299 schemaContext), streamsContainerBuilder.build());
303 public NormalizedNodeContext getOperations(final UriInfo uriInfo) {
304 final Set<Module> allModules = controllerContext.getAllModules();
305 return operationsFromModulesToNormalizedContext(allModules, null);
309 public NormalizedNodeContext getOperations(final String identifier, final UriInfo uriInfo) {
310 Set<Module> modules = null;
311 DOMMountPoint mountPoint = null;
312 if (identifier.contains(ControllerContext.MOUNT)) {
313 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
314 mountPoint = mountPointIdentifier.getMountPoint();
315 modules = controllerContext.getAllModules(mountPoint);
318 final String errMsg = "URI has bad format. If operations behind mount point should be showed, URI has to end with ";
319 throw new RestconfDocumentedException(errMsg + ControllerContext.MOUNT, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
322 return operationsFromModulesToNormalizedContext(modules, mountPoint);
325 private NormalizedNodeContext operationsFromModulesToNormalizedContext(final Set<Module> modules,
326 final DOMMountPoint mountPoint) {
328 // FIXME find best way to change restconf-netconf yang schema for provide this functionality
329 final String errMsg = "We are not able support view operations functionality yet.";
330 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_NOT_SUPPORTED);
333 private Module getRestconfModule() {
334 final Module restconfModule = controllerContext.getRestconfModule();
335 if (restconfModule == null) {
336 throw new RestconfDocumentedException("ietf-restconf module was not found.", ErrorType.APPLICATION,
337 ErrorTag.OPERATION_NOT_SUPPORTED);
340 return restconfModule;
343 private QName getModuleNameAndRevision(final String identifier) {
344 final int mountIndex = identifier.indexOf(ControllerContext.MOUNT);
345 String moduleNameAndRevision = "";
346 if (mountIndex >= 0) {
347 moduleNameAndRevision = identifier.substring(mountIndex + ControllerContext.MOUNT.length());
349 moduleNameAndRevision = identifier;
352 final Splitter splitter = Splitter.on("/").omitEmptyStrings();
353 final Iterable<String> split = splitter.split(moduleNameAndRevision);
354 final List<String> pathArgs = Lists.<String> newArrayList(split);
355 if (pathArgs.size() < 2) {
356 throw new RestconfDocumentedException(
357 "URI has bad format. End of URI should be in format \'moduleName/yyyy-MM-dd\'", ErrorType.PROTOCOL,
358 ErrorTag.INVALID_VALUE);
362 final String moduleName = pathArgs.get(0);
363 final String revision = pathArgs.get(1);
364 final Date moduleRevision = REVISION_FORMAT.parse(revision);
365 return QName.create(null, moduleRevision, moduleName);
366 } catch (final ParseException e) {
367 throw new RestconfDocumentedException("URI has bad format. It should be \'moduleName/yyyy-MM-dd\'",
368 ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
373 public Object getRoot() {
378 public NormalizedNodeContext invokeRpc(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
379 final SchemaPath type = payload.getInstanceIdentifierContext().getSchemaNode().getPath();
380 final URI namespace = payload.getInstanceIdentifierContext().getSchemaNode().getQName().getNamespace();
381 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
382 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
383 final SchemaContext schemaContext;
384 if (identifier.contains(MOUNT_POINT_MODULE_NAME) && mountPoint != null) {
385 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
386 if ( ! mountRpcServices.isPresent()) {
387 throw new RestconfDocumentedException("Rpc service is missing.");
389 schemaContext = mountPoint.getSchemaContext();
390 response = mountRpcServices.get().invokeRpc(type, payload.getData());
392 if (namespace.toString().equals(SAL_REMOTE_NAMESPACE)) {
393 response = invokeSalRemoteRpcSubscribeRPC(payload);
395 response = broker.invokeRpc(type, payload.getData());
397 schemaContext = controllerContext.getGlobalSchema();
400 final DOMRpcResult result = checkRpcResponse(response);
402 RpcDefinition resultNodeSchema = null;
403 final NormalizedNode<?, ?> resultData = result.getResult();
404 if (result != null && result.getResult() != null) {
405 resultNodeSchema = (RpcDefinition) payload.getInstanceIdentifierContext().getSchemaNode();
408 return new NormalizedNodeContext(new InstanceIdentifierContext<RpcDefinition>(null,
409 resultNodeSchema, mountPoint, schemaContext), resultData);
412 private DOMRpcResult checkRpcResponse(final CheckedFuture<DOMRpcResult, DOMRpcException> response) {
413 if (response == null) {
417 final DOMRpcResult retValue = response.get();
418 if (retValue.getErrors() == null || retValue.getErrors().isEmpty()) {
421 throw new RestconfDocumentedException("RpcError message", null, retValue.getErrors());
422 } catch (final InterruptedException e) {
423 throw new RestconfDocumentedException(
424 "The operation was interrupted while executing and did not complete.", ErrorType.RPC,
425 ErrorTag.PARTIAL_OPERATION);
426 } catch (final ExecutionException e) {
427 Throwable cause = e.getCause();
429 while (cause.getCause() != null) {
430 cause = cause.getCause();
433 if (cause instanceof IllegalArgumentException) {
434 throw new RestconfDocumentedException(cause.getMessage(), ErrorType.PROTOCOL,
435 ErrorTag.INVALID_VALUE);
438 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",
441 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",
444 } catch (final CancellationException e) {
445 throw new RestconfDocumentedException("The operation was cancelled while executing.", ErrorType.RPC,
446 ErrorTag.PARTIAL_OPERATION);
450 private void validateInput(final SchemaNode inputSchema, final NormalizedNodeContext payload) {
451 if (inputSchema != null && payload.getData() == null) {
452 // expected a non null payload
453 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
454 } else if (inputSchema == null && payload.getData() != null) {
455 // did not expect any input
456 throw new RestconfDocumentedException("No input expected.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
460 // TODO: Validate "mandatory" and "config" values here??? Or should those be
462 // validate in a more central location inside MD-SAL core.
466 private CheckedFuture<DOMRpcResult, DOMRpcException> invokeSalRemoteRpcSubscribeRPC(final NormalizedNodeContext payload) {
467 final ContainerNode value = (ContainerNode) payload.getData();
468 final QName rpcQName = payload.getInstanceIdentifierContext().getSchemaNode().getQName();
469 final Optional<DataContainerChild<? extends PathArgument, ?>> path = value.getChild(new NodeIdentifier(
470 QName.create(payload.getInstanceIdentifierContext().getSchemaNode().getQName(), "path")));
471 final Object pathValue = path.isPresent() ? path.get().getValue() : null;
473 if (!(pathValue instanceof YangInstanceIdentifier)) {
474 throw new RestconfDocumentedException("Instance identifier was not normalized correctly.",
475 ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
478 final YangInstanceIdentifier pathIdentifier = ((YangInstanceIdentifier) pathValue);
479 String streamName = null;
480 if (!Iterables.isEmpty(pathIdentifier.getPathArguments())) {
481 final String fullRestconfIdentifier = controllerContext.toFullRestconfIdentifier(pathIdentifier, null);
483 LogicalDatastoreType datastore = parseEnumTypeParameter(value, LogicalDatastoreType.class,
484 DATASTORE_PARAM_NAME);
485 datastore = datastore == null ? DEFAULT_DATASTORE : datastore;
487 DataChangeScope scope = parseEnumTypeParameter(value, DataChangeScope.class, SCOPE_PARAM_NAME);
488 scope = scope == null ? DEFAULT_SCOPE : scope;
490 streamName = Notificator.createStreamNameFromUri(fullRestconfIdentifier + "/datastore=" + datastore
491 + "/scope=" + scope);
494 if (Strings.isNullOrEmpty(streamName)) {
495 throw new RestconfDocumentedException(
496 "Path is empty or contains value node which is not Container or List build-in type.",
497 ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
500 final QName outputQname = QName.create(rpcQName, "output");
501 final QName streamNameQname = QName.create(rpcQName, "stream-name");
503 final ContainerNode output = ImmutableContainerNodeBuilder.create().withNodeIdentifier(new NodeIdentifier(outputQname))
504 .withChild(ImmutableNodes.leafNode(streamNameQname, streamName)).build();
506 if (!Notificator.existListenerFor(streamName)) {
507 final YangInstanceIdentifier normalizedPathIdentifier = controllerContext.toNormalized(pathIdentifier);
508 Notificator.createListener(normalizedPathIdentifier, streamName);
511 final DOMRpcResult defaultDOMRpcResult = new DefaultDOMRpcResult(output);
513 return Futures.immediateCheckedFuture(defaultDOMRpcResult);
517 public NormalizedNodeContext invokeRpc(final String identifier, final String noPayload, final UriInfo uriInfo) {
518 if (StringUtils.isNotBlank(noPayload)) {
519 throw new RestconfDocumentedException("Content must be empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
522 String identifierEncoded = null;
523 DOMMountPoint mountPoint = null;
524 final SchemaContext schemaContext;
525 if (identifier.contains(ControllerContext.MOUNT)) {
526 // mounted RPC call - look up mount instance.
527 final InstanceIdentifierContext<?> mountPointId = controllerContext.toMountPointIdentifier(identifier);
528 mountPoint = mountPointId.getMountPoint();
529 schemaContext = mountPoint.getSchemaContext();
530 final int startOfRemoteRpcName = identifier.lastIndexOf(ControllerContext.MOUNT)
531 + ControllerContext.MOUNT.length() + 1;
532 final String remoteRpcName = identifier.substring(startOfRemoteRpcName);
533 identifierEncoded = remoteRpcName;
535 } else if (identifier.indexOf("/") != CHAR_NOT_FOUND) {
536 final String slashErrorMsg = String.format("Identifier %n%s%ncan\'t contain slash "
537 + "character (/).%nIf slash is part of identifier name then use %%2F placeholder.", identifier);
538 throw new RestconfDocumentedException(slashErrorMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
540 identifierEncoded = identifier;
541 schemaContext = controllerContext.getGlobalSchema();
544 final String identifierDecoded = controllerContext.urlPathArgDecode(identifierEncoded);
546 RpcDefinition rpc = null;
547 if (mountPoint == null) {
548 rpc = controllerContext.getRpcDefinition(identifierDecoded);
550 rpc = findRpc(mountPoint.getSchemaContext(), identifierDecoded);
554 throw new RestconfDocumentedException("RPC does not exist.", ErrorType.RPC, ErrorTag.UNKNOWN_ELEMENT);
557 if (rpc.getInput() != null) {
558 // FIXME : find a correct Error from specification
559 throw new IllegalStateException("RPC " + rpc + " does'n need input value!");
562 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
563 if (mountPoint != null) {
564 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
565 if ( ! mountRpcServices.isPresent()) {
566 throw new RestconfDocumentedException("Rpc service is missing.");
568 response = mountRpcServices.get().invokeRpc(rpc.getPath(), null);
570 response = broker.invokeRpc(rpc.getPath(), null);
573 final DOMRpcResult result = checkRpcResponse(response);
575 DataSchemaNode resultNodeSchema = null;
576 NormalizedNode<?, ?> resultData = null;
577 if (result != null && result.getResult() != null) {
578 resultData = result.getResult();
579 final ContainerSchemaNode rpcDataSchemaNode =
580 SchemaContextUtil.getRpcDataSchema(schemaContext, rpc.getOutput().getPath());
581 resultNodeSchema = rpcDataSchemaNode.getDataChildByName(result.getResult().getNodeType());
584 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, resultNodeSchema, mountPoint,
585 schemaContext), resultData);
588 private RpcDefinition findRpc(final SchemaContext schemaContext, final String identifierDecoded) {
589 final String[] splittedIdentifier = identifierDecoded.split(":");
590 if (splittedIdentifier.length != 2) {
591 throw new RestconfDocumentedException(identifierDecoded
592 + " couldn't be splitted to 2 parts (module:rpc name)", ErrorType.APPLICATION,
593 ErrorTag.INVALID_VALUE);
595 for (final Module module : schemaContext.getModules()) {
596 if (module.getName().equals(splittedIdentifier[0])) {
597 for (final RpcDefinition rpcDefinition : module.getRpcs()) {
598 if (rpcDefinition.getQName().getLocalName().equals(splittedIdentifier[1])) {
599 return rpcDefinition;
608 public NormalizedNodeContext readConfigurationData(final String identifier, final UriInfo uriInfo) {
609 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
610 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
611 NormalizedNode<?, ?> data = null;
612 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
613 if (mountPoint != null) {
614 data = broker.readConfigurationData(mountPoint, normalizedII);
616 data = broker.readConfigurationData(normalizedII);
619 throw new RestconfDocumentedException(
620 "Request could not be completed because the relevant data model content does not exist.",
621 ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
623 return new NormalizedNodeContext(iiWithData, data);
626 // FIXME: Move this to proper place
627 @SuppressWarnings("unused")
628 private Integer parseDepthParameter(final UriInfo info) {
629 final String param = info.getQueryParameters(false).getFirst(UriParameters.DEPTH.toString());
630 if (Strings.isNullOrEmpty(param) || "unbounded".equals(param)) {
635 final Integer depth = Integer.valueOf(param);
637 throw new RestconfDocumentedException(new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
638 "Invalid depth parameter: " + depth, null,
639 "The depth parameter must be an integer > 1 or \"unbounded\""));
643 } catch (final NumberFormatException e) {
644 throw new RestconfDocumentedException(new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
645 "Invalid depth parameter: " + e.getMessage(), null,
646 "The depth parameter must be an integer > 1 or \"unbounded\""));
651 public NormalizedNodeContext readOperationalData(final String identifier, final UriInfo info) {
652 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
653 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
654 NormalizedNode<?, ?> data = null;
655 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
656 if (mountPoint != null) {
657 data = broker.readOperationalData(mountPoint, normalizedII);
659 data = broker.readOperationalData(normalizedII);
662 throw new RestconfDocumentedException(
663 "Request could not be completed because the relevant data model content does not exist.",
664 ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
666 return new NormalizedNodeContext(iiWithData, data);
670 public Response updateConfigurationData(final String identifier, final NormalizedNodeContext payload) {
671 Preconditions.checkNotNull(identifier);
672 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
674 validateInput(iiWithData.getSchemaNode(), payload);
675 validateTopLevelNodeName(payload, iiWithData.getInstanceIdentifier());
676 validateListKeysEqualityInPayloadAndUri(payload);
678 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
679 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
682 * There is a small window where another write transaction could be updating the same data
683 * simultaneously and we get an OptimisticLockFailedException. This error is likely
684 * transient and The WriteTransaction#submit API docs state that a retry will likely
685 * succeed. So we'll try again if that scenario occurs. If it fails a third time then it
686 * probably will never succeed so we'll fail in that case.
688 * By retrying we're attempting to hide the internal implementation of the data store and
689 * how it handles concurrent updates from the restconf client. The client has instructed us
690 * to put the data and we should make every effort to do so without pushing optimistic lock
691 * failures back to the client and forcing them to handle it via retry (and having to
692 * document the behavior).
697 if (mountPoint != null) {
698 broker.commitConfigurationDataPut(mountPoint, normalizedII, payload.getData()).checkedGet();
700 broker.commitConfigurationDataPut(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
704 } catch (final TransactionCommitFailedException e) {
705 if(e instanceof OptimisticLockFailedException) {
707 LOG.debug("Got OptimisticLockFailedException on last try - failing");
708 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
711 LOG.debug("Got OptimisticLockFailedException - trying again");
713 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
718 return Response.status(Status.OK).build();
721 private void validateTopLevelNodeName(final NormalizedNodeContext node,
722 final YangInstanceIdentifier identifier) {
724 final String payloadName = node.getData().getNodeType().getLocalName();
725 final Iterator<PathArgument> pathArguments = identifier.getReversePathArguments().iterator();
728 if ( ! pathArguments.hasNext()) {
730 if ( ! node.getData().getNodeType().equals(NETCONF_BASE_QNAME)) {
731 throw new RestconfDocumentedException("Instance identifier has to contain at least one path argument",
732 ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
736 final String identifierName = pathArguments.next().getNodeType().getLocalName();
737 if ( ! payloadName.equals(identifierName)) {
738 throw new RestconfDocumentedException("Payload name (" + payloadName
739 + ") is different from identifier name (" + identifierName + ")", ErrorType.PROTOCOL,
740 ErrorTag.MALFORMED_MESSAGE);
746 * Validates whether keys in {@code payload} are equal to values of keys in {@code iiWithData} for list schema node
748 * @throws RestconfDocumentedException
749 * if key values or key count in payload and URI isn't equal
752 private static void validateListKeysEqualityInPayloadAndUri(final NormalizedNodeContext payload) {
753 Preconditions.checkArgument(payload != null);
754 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
755 final PathArgument lastPathArgument = iiWithData.getInstanceIdentifier().getLastPathArgument();
756 final SchemaNode schemaNode = iiWithData.getSchemaNode();
757 final NormalizedNode<?, ?> data = payload.getData();
758 if (schemaNode instanceof ListSchemaNode) {
759 final List<QName> keyDefinitions = ((ListSchemaNode) schemaNode).getKeyDefinition();
760 if (lastPathArgument instanceof NodeIdentifierWithPredicates && data instanceof MapEntryNode) {
761 final Map<QName, Object> uriKeyValues = ((NodeIdentifierWithPredicates) lastPathArgument).getKeyValues();
762 isEqualUriAndPayloadKeyValues(uriKeyValues, (MapEntryNode) data, keyDefinitions);
767 private static void isEqualUriAndPayloadKeyValues(final Map<QName, Object> uriKeyValues,
768 final MapEntryNode payload, final List<QName> keyDefinitions) {
770 final Map<QName, Object> mutableCopyUriKeyValues = Maps.newHashMap(uriKeyValues);
771 for (final QName keyDefinition : keyDefinitions) {
772 final Object uriKeyValue = mutableCopyUriKeyValues.remove(keyDefinition);
773 // should be caught during parsing URI to InstanceIdentifier
774 RestconfValidationUtils.checkDocumentedError(uriKeyValue != null, ErrorType.PROTOCOL, ErrorTag.DATA_MISSING,
775 "Missing key " + keyDefinition + " in URI.");
777 final Object dataKeyValue = payload.getAttributeValue(keyDefinition);
778 RestconfValidationUtils.checkDocumentedError(dataKeyValue != null, ErrorType.PROTOCOL, ErrorTag.DATA_MISSING,
779 "Missing key " + keyDefinition.getLocalName() + " in the message body.");
782 if ( ! uriKeyValue.equals(dataKeyValue)) {
783 final String errMsg = "The value '" + uriKeyValue + "' for key '" + keyDefinition.getLocalName() +
784 "' specified in the URI doesn't match the value '" + dataKeyValue + "' specified in the message body. ";
785 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
791 public Response createConfigurationData(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
792 return createConfigurationData(payload, uriInfo);
795 // FIXME create RestconfIdetifierHelper and move this method there
796 private YangInstanceIdentifier checkConsistencyOfNormalizedNodeContext(final NormalizedNodeContext payload) {
797 Preconditions.checkArgument(payload != null);
798 Preconditions.checkArgument(payload.getData() != null);
799 Preconditions.checkArgument(payload.getData().getNodeType() != null);
800 Preconditions.checkArgument(payload.getInstanceIdentifierContext() != null);
801 Preconditions.checkArgument(payload.getInstanceIdentifierContext().getInstanceIdentifier() != null);
803 final QName payloadNodeQname = payload.getData().getNodeType();
804 final YangInstanceIdentifier yangIdent = payload.getInstanceIdentifierContext().getInstanceIdentifier();
805 if (payloadNodeQname.compareTo(yangIdent.getLastPathArgument().getNodeType()) > 0) {
808 final InstanceIdentifierContext<?> parentContext = payload.getInstanceIdentifierContext();
809 final SchemaNode parentSchemaNode = parentContext.getSchemaNode();
810 if(parentSchemaNode instanceof DataNodeContainer) {
811 final DataNodeContainer cast = (DataNodeContainer) parentSchemaNode;
812 for (final DataSchemaNode child : cast.getChildNodes()) {
813 if (payloadNodeQname.compareTo(child.getQName()) == 0) {
814 return YangInstanceIdentifier.builder(yangIdent).node(child.getQName()).build();
818 if (parentSchemaNode instanceof RpcDefinition) {
821 final String errMsg = "Error parsing input: DataSchemaNode has not children";
822 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
826 public Response createConfigurationData(final NormalizedNodeContext payload, final UriInfo uriInfo) {
827 if (payload == null) {
828 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
831 // FIXME: move this to parsing stage (we can have augmentation nodes here which do not have namespace)
832 // final URI payloadNS = payload.getData().getNodeType().getNamespace();
833 // if (payloadNS == null) {
834 // throw new RestconfDocumentedException(
835 // "Data has bad format. Root element node must have namespace (XML format) or module name(JSON format)",
836 // ErrorType.PROTOCOL, ErrorTag.UNKNOWN_NAMESPACE);
839 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
840 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
841 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
843 if (mountPoint != null) {
844 broker.commitConfigurationDataPost(mountPoint, normalizedII, payload.getData()).checkedGet();
846 broker.commitConfigurationDataPost(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
848 } catch(final RestconfDocumentedException e) {
850 } catch (final Exception e) {
851 throw new RestconfDocumentedException("Error creating data", e);
854 final ResponseBuilder responseBuilder = Response.status(Status.NO_CONTENT);
855 // FIXME: Provide path to result.
856 final URI location = resolveLocation(uriInfo, "", mountPoint, normalizedII);
857 if (location != null) {
858 responseBuilder.location(location);
860 return responseBuilder.build();
863 private URI resolveLocation(final UriInfo uriInfo, final String uriBehindBase, final DOMMountPoint mountPoint, final YangInstanceIdentifier normalizedII) {
864 final UriBuilder uriBuilder = uriInfo.getBaseUriBuilder();
865 uriBuilder.path("config");
867 uriBuilder.path(controllerContext.toFullRestconfIdentifier(normalizedII, mountPoint));
868 } catch (final Exception e) {
869 LOG.debug("Location for instance identifier"+normalizedII+"wasn't created", e);
872 return uriBuilder.build();
876 public Response deleteConfigurationData(final String identifier) {
877 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
878 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
879 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
882 if (mountPoint != null) {
883 broker.commitConfigurationDataDelete(mountPoint, normalizedII);
885 broker.commitConfigurationDataDelete(normalizedII).get();
887 } catch (final Exception e) {
888 final Optional<Throwable> searchedException = Iterables.tryFind(Throwables.getCausalChain(e),
889 Predicates.instanceOf(ModifiedNodeDoesNotExistException.class));
890 if (searchedException.isPresent()) {
891 throw new RestconfDocumentedException("Data specified for deleting doesn't exist.", ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
893 throw new RestconfDocumentedException("Error while deleting data", e);
895 return Response.status(Status.OK).build();
899 * Subscribes to some path in schema context (stream) to listen on changes on this stream.
901 * Additional parameters for subscribing to stream are loaded via rpc input parameters:
903 * <li>datastore</li> - default CONFIGURATION (other values of {@link LogicalDatastoreType} enum type)
904 * <li>scope</li> - default BASE (other values of {@link DataChangeScope})
908 public Response subscribeToStream(final String identifier, final UriInfo uriInfo) {
909 final String streamName = Notificator.createStreamNameFromUri(identifier);
910 if (Strings.isNullOrEmpty(streamName)) {
911 throw new RestconfDocumentedException("Stream name is empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
914 final ListenerAdapter listener = Notificator.getListenerFor(streamName);
915 if (listener == null) {
916 throw new RestconfDocumentedException("Stream was not found.", ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
919 final Map<String, String> paramToValues = resolveValuesFromUri(identifier);
920 final LogicalDatastoreType datastore = parserURIEnumParameter(LogicalDatastoreType.class,
921 paramToValues.get(DATASTORE_PARAM_NAME));
922 if (datastore == null) {
923 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /datastore=)",
924 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
926 final DataChangeScope scope = parserURIEnumParameter(DataChangeScope.class, paramToValues.get(SCOPE_PARAM_NAME));
928 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /scope=)",
929 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
932 broker.registerToListenDataChanges(datastore, scope, listener);
934 final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
935 int notificationPort = NOTIFICATION_PORT;
937 final WebSocketServer webSocketServerInstance = WebSocketServer.getInstance();
938 notificationPort = webSocketServerInstance.getPort();
939 } catch (final NullPointerException e) {
940 WebSocketServer.createInstance(NOTIFICATION_PORT);
942 final UriBuilder uriToWebsocketServerBuilder = uriBuilder.port(notificationPort).scheme("ws");
943 final URI uriToWebsocketServer = uriToWebsocketServerBuilder.replacePath(streamName).build();
945 return Response.status(Status.OK).location(uriToWebsocketServer).build();
949 * Load parameter for subscribing to stream from input composite node
953 * @return enum object if its string value is equal to {@code paramName}. In other cases null.
955 private <T> T parseEnumTypeParameter(final ContainerNode value, final Class<T> classDescriptor,
956 final String paramName) {
957 final Optional<DataContainerChild<? extends PathArgument, ?>> augNode = value.getChild(SAL_REMOTE_AUG_IDENTIFIER);
958 if (!augNode.isPresent() && !(augNode instanceof AugmentationNode)) {
961 final Optional<DataContainerChild<? extends PathArgument, ?>> enumNode =
962 ((AugmentationNode) augNode.get()).getChild(new NodeIdentifier(QName.create(SAL_REMOTE_AUGMENT, paramName)));
963 if (!enumNode.isPresent()) {
966 final Object rawValue = enumNode.get().getValue();
967 if (!(rawValue instanceof String)) {
971 return resolveAsEnum(classDescriptor, (String) rawValue);
975 * Checks whether {@code value} is one of the string representation of enumeration {@code classDescriptor}
977 * @return enum object if string value of {@code classDescriptor} enumeration is equal to {@code value}. Other cases
980 private <T> T parserURIEnumParameter(final Class<T> classDescriptor, final String value) {
981 if (Strings.isNullOrEmpty(value)) {
984 return resolveAsEnum(classDescriptor, value);
987 private <T> T resolveAsEnum(final Class<T> classDescriptor, final String value) {
988 final T[] enumConstants = classDescriptor.getEnumConstants();
989 if (enumConstants != null) {
990 for (final T enm : classDescriptor.getEnumConstants()) {
991 if (((Enum<?>) enm).name().equals(value)) {
999 private Map<String, String> resolveValuesFromUri(final String uri) {
1000 final Map<String, String> result = new HashMap<>();
1001 final String[] tokens = uri.split("/");
1002 for (int i = 1; i < tokens.length; i++) {
1003 final String[] parameterTokens = tokens[i].split("=");
1004 if (parameterTokens.length == 2) {
1005 result.put(parameterTokens[0], parameterTokens[1]);
1011 public BigInteger getOperationalReceived() {
1012 // TODO Auto-generated method stub
1016 private MapNode makeModuleMapNode(final Set<Module> modules) {
1017 Preconditions.checkNotNull(modules);
1018 final Module restconfModule = getRestconfModule();
1019 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
1020 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
1021 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
1023 final CollectionNodeBuilder<MapEntryNode, MapNode> listModuleBuilder = Builders
1024 .mapBuilder((ListSchemaNode) moduleSchemaNode);
1026 for (final Module module : modules) {
1027 listModuleBuilder.withChild(toModuleEntryNode(module, moduleSchemaNode));
1029 return listModuleBuilder.build();
1032 protected MapEntryNode toModuleEntryNode(final Module module, final DataSchemaNode moduleSchemaNode) {
1033 Preconditions.checkArgument(moduleSchemaNode instanceof ListSchemaNode,
1034 "moduleSchemaNode has to be of type ListSchemaNode");
1035 final ListSchemaNode listModuleSchemaNode = (ListSchemaNode) moduleSchemaNode;
1036 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> moduleNodeValues = Builders
1037 .mapEntryBuilder(listModuleSchemaNode);
1039 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1040 (listModuleSchemaNode), "name");
1041 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1042 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1043 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(module.getName())
1046 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1047 (listModuleSchemaNode), "revision");
1048 final DataSchemaNode revisionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1049 Preconditions.checkState(revisionSchemaNode instanceof LeafSchemaNode);
1050 final String revision = REVISION_FORMAT.format(module.getRevision());
1051 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) revisionSchemaNode).withValue(revision)
1054 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1055 (listModuleSchemaNode), "namespace");
1056 final DataSchemaNode namespaceSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1057 Preconditions.checkState(namespaceSchemaNode instanceof LeafSchemaNode);
1058 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) namespaceSchemaNode)
1059 .withValue(module.getNamespace().toString()).build());
1061 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1062 (listModuleSchemaNode), "feature");
1063 final DataSchemaNode featureSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1064 Preconditions.checkState(featureSchemaNode instanceof LeafListSchemaNode);
1065 final ListNodeBuilder<Object, LeafSetEntryNode<Object>> featuresBuilder = Builders
1066 .leafSetBuilder((LeafListSchemaNode) featureSchemaNode);
1067 for (final FeatureDefinition feature : module.getFeatures()) {
1068 featuresBuilder.withChild(Builders.leafSetEntryBuilder(((LeafListSchemaNode) featureSchemaNode))
1069 .withValue(feature.getQName().getLocalName()).build());
1071 moduleNodeValues.withChild(featuresBuilder.build());
1073 return moduleNodeValues.build();
1076 protected MapEntryNode toStreamEntryNode(final String streamName, final DataSchemaNode streamSchemaNode) {
1077 Preconditions.checkArgument(streamSchemaNode instanceof ListSchemaNode,
1078 "streamSchemaNode has to be of type ListSchemaNode");
1079 final ListSchemaNode listStreamSchemaNode = (ListSchemaNode) streamSchemaNode;
1080 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> streamNodeValues = Builders
1081 .mapEntryBuilder(listStreamSchemaNode);
1083 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1084 (listStreamSchemaNode), "name");
1085 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1086 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1087 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(streamName)
1090 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1091 (listStreamSchemaNode), "description");
1092 final DataSchemaNode descriptionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1093 Preconditions.checkState(descriptionSchemaNode instanceof LeafSchemaNode);
1094 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode)
1095 .withValue("DESCRIPTION_PLACEHOLDER").build());
1097 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1098 (listStreamSchemaNode), "replay-support");
1099 final DataSchemaNode replaySupportSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1100 Preconditions.checkState(replaySupportSchemaNode instanceof LeafSchemaNode);
1101 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replaySupportSchemaNode)
1102 .withValue(Boolean.valueOf(true)).build());
1104 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1105 (listStreamSchemaNode), "replay-log-creation-time");
1106 final DataSchemaNode replayLogCreationTimeSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1107 Preconditions.checkState(replayLogCreationTimeSchemaNode instanceof LeafSchemaNode);
1108 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replayLogCreationTimeSchemaNode)
1109 .withValue("").build());
1111 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1112 (listStreamSchemaNode), "events");
1113 final DataSchemaNode eventsSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1114 Preconditions.checkState(eventsSchemaNode instanceof LeafSchemaNode);
1115 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) eventsSchemaNode)
1116 .withValue("").build());
1118 return streamNodeValues.build();