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.Predicate;
14 import com.google.common.base.Predicates;
15 import com.google.common.base.Splitter;
16 import com.google.common.base.Strings;
17 import com.google.common.base.Throwables;
18 import com.google.common.collect.Iterables;
19 import com.google.common.collect.Lists;
20 import com.google.common.collect.Maps;
21 import com.google.common.collect.Sets;
22 import com.google.common.util.concurrent.CheckedFuture;
23 import com.google.common.util.concurrent.Futures;
24 import java.math.BigInteger;
26 import java.net.URISyntaxException;
27 import java.text.ParseException;
28 import java.text.SimpleDateFormat;
29 import java.util.ArrayList;
30 import java.util.Collections;
31 import java.util.Date;
32 import java.util.HashMap;
33 import java.util.List;
36 import java.util.concurrent.CancellationException;
37 import java.util.concurrent.ExecutionException;
38 import javax.ws.rs.core.Response;
39 import javax.ws.rs.core.Response.ResponseBuilder;
40 import javax.ws.rs.core.Response.Status;
41 import javax.ws.rs.core.UriBuilder;
42 import javax.ws.rs.core.UriInfo;
43 import org.apache.commons.lang3.StringUtils;
44 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
45 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
46 import org.opendaylight.controller.md.sal.common.api.data.OptimisticLockFailedException;
47 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
48 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
49 import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
50 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
51 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
52 import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
53 import org.opendaylight.controller.md.sal.rest.common.RestconfValidationUtils;
54 import org.opendaylight.controller.sal.rest.api.Draft02;
55 import org.opendaylight.controller.sal.rest.api.RestconfService;
56 import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorTag;
57 import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorType;
58 import org.opendaylight.controller.sal.streams.listeners.ListenerAdapter;
59 import org.opendaylight.controller.sal.streams.listeners.Notificator;
60 import org.opendaylight.controller.sal.streams.websockets.WebSocketServer;
61 import org.opendaylight.yangtools.yang.common.QName;
62 import org.opendaylight.yangtools.yang.common.QNameModule;
63 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
64 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
65 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
66 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
67 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
68 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
69 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
70 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
71 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
72 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
73 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
74 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
75 import org.opendaylight.yangtools.yang.data.api.schema.tree.ModifiedNodeDoesNotExistException;
76 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
77 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
78 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
79 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
80 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.ListNodeBuilder;
81 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
82 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
83 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
84 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
85 import org.opendaylight.yangtools.yang.model.api.FeatureDefinition;
86 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
87 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
88 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
89 import org.opendaylight.yangtools.yang.model.api.Module;
90 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
91 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
92 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
93 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
94 import org.opendaylight.yangtools.yang.model.util.EmptyType;
95 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
96 import org.opendaylight.yangtools.yang.parser.builder.api.GroupingBuilder;
97 import org.opendaylight.yangtools.yang.parser.builder.impl.ContainerSchemaNodeBuilder;
98 import org.opendaylight.yangtools.yang.parser.builder.impl.LeafSchemaNodeBuilder;
99 import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleBuilder;
100 import org.opendaylight.yangtools.yang.parser.impl.YangParserImpl;
101 import org.slf4j.Logger;
102 import org.slf4j.LoggerFactory;
104 public class RestconfImpl implements RestconfService {
106 private enum UriParameters {
107 PRETTY_PRINT("prettyPrint"),
110 private String uriParameterName;
112 UriParameters(final String uriParameterName) {
113 this.uriParameterName = uriParameterName;
117 public String toString() {
118 return uriParameterName;
122 private static final RestconfImpl INSTANCE = new RestconfImpl();
124 private static final int NOTIFICATION_PORT = 8181;
126 private static final int CHAR_NOT_FOUND = -1;
128 private static final String MOUNT_POINT_MODULE_NAME = "ietf-netconf";
130 private static final SimpleDateFormat REVISION_FORMAT = new SimpleDateFormat("yyyy-MM-dd");
132 private static final String SAL_REMOTE_NAMESPACE = "urn:opendaylight:params:xml:ns:yang:controller:md:sal:remote";
134 private static final String SAL_REMOTE_RPC_SUBSRCIBE = "create-data-change-event-subscription";
136 private BrokerFacade broker;
138 private ControllerContext controllerContext;
140 private static final Logger LOG = LoggerFactory.getLogger(RestconfImpl.class);
142 private static final DataChangeScope DEFAULT_SCOPE = DataChangeScope.BASE;
144 private static final LogicalDatastoreType DEFAULT_DATASTORE = LogicalDatastoreType.CONFIGURATION;
146 private static final URI NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT = URI.create("urn:sal:restconf:event:subscription");
148 private static final String DATASTORE_PARAM_NAME = "datastore";
150 private static final String SCOPE_PARAM_NAME = "scope";
152 private static final String NETCONF_BASE = "urn:ietf:params:xml:ns:netconf:base:1.0";
154 private static final String NETCONF_BASE_PAYLOAD_NAME = "data";
156 private static final QName NETCONF_BASE_QNAME;
158 private static final QNameModule SAL_REMOTE_AUGMENT;
160 private static final YangInstanceIdentifier.AugmentationIdentifier SAL_REMOTE_AUG_IDENTIFIER;
164 final Date eventSubscriptionAugRevision = new SimpleDateFormat("yyyy-MM-dd").parse("2014-07-08");
165 NETCONF_BASE_QNAME = QName.create(QNameModule.create(new URI(NETCONF_BASE), null), NETCONF_BASE_PAYLOAD_NAME );
166 SAL_REMOTE_AUGMENT = QNameModule.create(NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT,
167 eventSubscriptionAugRevision);
168 SAL_REMOTE_AUG_IDENTIFIER = new YangInstanceIdentifier.AugmentationIdentifier(Sets.newHashSet(QName.create(SAL_REMOTE_AUGMENT, "scope"),
169 QName.create(SAL_REMOTE_AUGMENT, "datastore")));
170 } catch (final ParseException e) {
171 final String errMsg = "It wasn't possible to convert revision date of sal-remote-augment to date";
173 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
174 } catch (final URISyntaxException e) {
175 final String errMsg = "It wasn't possible to create instance of URI class with "+NETCONF_BASE+" URI";
176 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
180 public void setBroker(final BrokerFacade broker) {
181 this.broker = broker;
184 public void setControllerContext(final ControllerContext controllerContext) {
185 this.controllerContext = controllerContext;
188 private RestconfImpl() {
191 public static RestconfImpl getInstance() {
196 public NormalizedNodeContext getModules(final UriInfo uriInfo) {
197 final Set<Module> allModules = controllerContext.getAllModules();
198 final MapNode allModuleMap = makeModuleMapNode(allModules);
200 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
202 final Module restconfModule = getRestconfModule();
203 final DataSchemaNode modulesSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
204 restconfModule, Draft02.RestConfModule.MODULES_CONTAINER_SCHEMA_NODE);
205 Preconditions.checkState(modulesSchemaNode instanceof ContainerSchemaNode);
207 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> moduleContainerBuilder =
208 Builders.containerBuilder((ContainerSchemaNode) modulesSchemaNode);
209 moduleContainerBuilder.withChild(allModuleMap);
211 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, modulesSchemaNode,
212 null, schemaContext), moduleContainerBuilder.build());
216 * Valid only for mount point
219 public NormalizedNodeContext getModules(final String identifier, final UriInfo uriInfo) {
220 Preconditions.checkNotNull(identifier);
221 if ( ! identifier.contains(ControllerContext.MOUNT)) {
222 final String errMsg = "URI has bad format. If modules behind mount point should be showed,"
223 + " URI has to end with " + ControllerContext.MOUNT;
224 LOG.debug(errMsg + " for " + identifier);
225 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
228 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
229 final DOMMountPoint mountPoint = mountPointIdentifier.getMountPoint();
230 final Set<Module> modules = controllerContext.getAllModules(mountPoint);
231 final MapNode mountPointModulesMap = makeModuleMapNode(modules);
233 final Module restconfModule = getRestconfModule();
234 final DataSchemaNode modulesSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
235 restconfModule, Draft02.RestConfModule.MODULES_CONTAINER_SCHEMA_NODE);
236 Preconditions.checkState(modulesSchemaNode instanceof ContainerSchemaNode);
238 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> moduleContainerBuilder =
239 Builders.containerBuilder((ContainerSchemaNode) modulesSchemaNode);
240 moduleContainerBuilder.withChild(mountPointModulesMap);
242 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, modulesSchemaNode,
243 mountPoint, controllerContext.getGlobalSchema()), moduleContainerBuilder.build());
247 public NormalizedNodeContext getModule(final String identifier, final UriInfo uriInfo) {
248 Preconditions.checkNotNull(identifier);
249 final QName moduleNameAndRevision = getModuleNameAndRevision(identifier);
250 Module module = null;
251 DOMMountPoint mountPoint = null;
252 final SchemaContext schemaContext;
253 if (identifier.contains(ControllerContext.MOUNT)) {
254 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
255 mountPoint = mountPointIdentifier.getMountPoint();
256 module = controllerContext.findModuleByNameAndRevision(mountPoint, moduleNameAndRevision);
257 schemaContext = mountPoint.getSchemaContext();
259 module = controllerContext.findModuleByNameAndRevision(moduleNameAndRevision);
260 schemaContext = controllerContext.getGlobalSchema();
263 if (module == null) {
264 final String errMsg = "Module with name '" + moduleNameAndRevision.getLocalName()
265 + "' and revision '" + moduleNameAndRevision.getRevision() + "' was not found.";
267 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
270 final Module restconfModule = getRestconfModule();
271 final Set<Module> modules = Collections.singleton(module);
272 final MapNode moduleMap = makeModuleMapNode(modules);
274 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
275 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
276 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
278 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, moduleSchemaNode, mountPoint,
279 schemaContext), moduleMap);
283 public NormalizedNodeContext getAvailableStreams(final UriInfo uriInfo) {
284 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
285 final Set<String> availableStreams = Notificator.getStreamNames();
286 final Module restconfModule = getRestconfModule();
287 final DataSchemaNode streamSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(restconfModule,
288 Draft02.RestConfModule.STREAM_LIST_SCHEMA_NODE);
289 Preconditions.checkState(streamSchemaNode instanceof ListSchemaNode);
291 final CollectionNodeBuilder<MapEntryNode, MapNode> listStreamsBuilder = Builders
292 .mapBuilder((ListSchemaNode) streamSchemaNode);
294 for (final String streamName : availableStreams) {
295 listStreamsBuilder.withChild(toStreamEntryNode(streamName, streamSchemaNode));
298 final DataSchemaNode streamsContainerSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
299 restconfModule, Draft02.RestConfModule.STREAMS_CONTAINER_SCHEMA_NODE);
300 Preconditions.checkState(streamsContainerSchemaNode instanceof ContainerSchemaNode);
302 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> streamsContainerBuilder =
303 Builders.containerBuilder((ContainerSchemaNode) streamsContainerSchemaNode);
304 streamsContainerBuilder.withChild(listStreamsBuilder.build());
307 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, streamsContainerSchemaNode, null,
308 schemaContext), streamsContainerBuilder.build());
312 public NormalizedNodeContext getOperations(final UriInfo uriInfo) {
313 final Set<Module> allModules = controllerContext.getAllModules();
314 return operationsFromModulesToNormalizedContext(allModules, null);
318 public NormalizedNodeContext getOperations(final String identifier, final UriInfo uriInfo) {
319 Set<Module> modules = null;
320 DOMMountPoint mountPoint = null;
321 if (identifier.contains(ControllerContext.MOUNT)) {
322 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
323 mountPoint = mountPointIdentifier.getMountPoint();
324 modules = controllerContext.getAllModules(mountPoint);
327 final String errMsg = "URI has bad format. If operations behind mount point should be showed, URI has to end with ";
328 LOG.debug(errMsg + ControllerContext.MOUNT + " for " + identifier);
329 throw new RestconfDocumentedException(errMsg + ControllerContext.MOUNT, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
332 return operationsFromModulesToNormalizedContext(modules, mountPoint);
335 private static final Predicate<GroupingBuilder> GROUPING_FILTER = new Predicate<GroupingBuilder>() {
337 public boolean apply(final GroupingBuilder g) {
338 return Draft02.RestConfModule.RESTCONF_GROUPING_SCHEMA_NODE.equals(g.getQName().getLocalName());
342 private NormalizedNodeContext operationsFromModulesToNormalizedContext(final Set<Module> modules,
343 final DOMMountPoint mountPoint) {
345 final Module restconfModule = getRestconfModule();
346 final ModuleBuilder restConfModuleBuilder = new ModuleBuilder(restconfModule);
347 final Set<GroupingBuilder> gropingBuilders = restConfModuleBuilder.getGroupingBuilders();
348 final Iterable<GroupingBuilder> filteredGroups = Iterables.filter(gropingBuilders, GROUPING_FILTER);
349 final GroupingBuilder restconfGroupingBuilder = Iterables.getFirst(filteredGroups, null);
350 final ContainerSchemaNodeBuilder restContainerSchemaNodeBuilder = (ContainerSchemaNodeBuilder) restconfGroupingBuilder
351 .getDataChildByName(Draft02.RestConfModule.RESTCONF_CONTAINER_SCHEMA_NODE);
352 final ContainerSchemaNodeBuilder containerSchemaNodeBuilder = (ContainerSchemaNodeBuilder) restContainerSchemaNodeBuilder
353 .getDataChildByName(Draft02.RestConfModule.OPERATIONS_CONTAINER_SCHEMA_NODE);
355 final ContainerSchemaNodeBuilder fakeOperationsSchemaNodeBuilder = containerSchemaNodeBuilder;
356 final SchemaPath fakeSchemaPath = fakeOperationsSchemaNodeBuilder.getPath().createChild(QName.create("dummy"));
358 final List<LeafNode<Object>> operationsAsData = new ArrayList<>();
360 for (final Module module : modules) {
361 final Set<RpcDefinition> rpcs = module.getRpcs();
362 for (final RpcDefinition rpc : rpcs) {
363 final QName rpcQName = rpc.getQName();
364 final String name = module.getName();
366 final QName qName = QName.create(restconfModule.getQNameModule(), rpcQName.getLocalName());
367 final LeafSchemaNodeBuilder leafSchemaNodeBuilder = new LeafSchemaNodeBuilder(name, 0, qName, fakeSchemaPath);
368 final LeafSchemaNodeBuilder fakeRpcSchemaNodeBuilder = leafSchemaNodeBuilder;
369 fakeRpcSchemaNodeBuilder.setAugmenting(true);
371 final EmptyType instance = EmptyType.getInstance();
372 fakeRpcSchemaNodeBuilder.setType(instance);
373 final LeafSchemaNode fakeRpcSchemaNode = fakeRpcSchemaNodeBuilder.build();
374 fakeOperationsSchemaNodeBuilder.addChildNode(fakeRpcSchemaNode);
376 final LeafNode<Object> leaf = Builders.leafBuilder(fakeRpcSchemaNode).build();
377 operationsAsData.add(leaf);
381 final ContainerSchemaNode operContainerSchemaNode = fakeOperationsSchemaNodeBuilder.build();
382 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> operContainerNode = Builders.containerBuilder(operContainerSchemaNode);
384 for (final LeafNode<Object> oper : operationsAsData) {
385 operContainerNode.withChild(oper);
388 final Set<Module> fakeRpcModules = Collections.singleton(restConfModuleBuilder.build());
390 final YangParserImpl yangParser = new YangParserImpl();
391 final SchemaContext fakeSchemaCx = yangParser.resolveSchemaContext(fakeRpcModules);
393 final InstanceIdentifierContext<?> fakeIICx = new InstanceIdentifierContext<>(null, operContainerSchemaNode, mountPoint, fakeSchemaCx);
395 return new NormalizedNodeContext(fakeIICx, operContainerNode.build());
398 private Module getRestconfModule() {
399 final Module restconfModule = controllerContext.getRestconfModule();
400 if (restconfModule == null) {
401 LOG.debug("ietf-restconf module was not found.");
402 throw new RestconfDocumentedException("ietf-restconf module was not found.", ErrorType.APPLICATION,
403 ErrorTag.OPERATION_NOT_SUPPORTED);
406 return restconfModule;
409 private QName getModuleNameAndRevision(final String identifier) {
410 final int mountIndex = identifier.indexOf(ControllerContext.MOUNT);
411 String moduleNameAndRevision = "";
412 if (mountIndex >= 0) {
413 moduleNameAndRevision = identifier.substring(mountIndex + ControllerContext.MOUNT.length());
415 moduleNameAndRevision = identifier;
418 final Splitter splitter = Splitter.on("/").omitEmptyStrings();
419 final Iterable<String> split = splitter.split(moduleNameAndRevision);
420 final List<String> pathArgs = Lists.<String> newArrayList(split);
421 if (pathArgs.size() < 2) {
422 LOG.debug("URI has bad format. It should be \'moduleName/yyyy-MM-dd\' " + identifier);
423 throw new RestconfDocumentedException(
424 "URI has bad format. End of URI should be in format \'moduleName/yyyy-MM-dd\'", ErrorType.PROTOCOL,
425 ErrorTag.INVALID_VALUE);
429 final String moduleName = pathArgs.get(0);
430 final String revision = pathArgs.get(1);
431 final Date moduleRevision = REVISION_FORMAT.parse(revision);
432 return QName.create(null, moduleRevision, moduleName);
433 } catch (final ParseException e) {
434 LOG.debug("URI has bad format. It should be \'moduleName/yyyy-MM-dd\' " + identifier);
435 throw new RestconfDocumentedException("URI has bad format. It should be \'moduleName/yyyy-MM-dd\'",
436 ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
441 public Object getRoot() {
446 public NormalizedNodeContext invokeRpc(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
447 final SchemaPath type = payload.getInstanceIdentifierContext().getSchemaNode().getPath();
448 final URI namespace = payload.getInstanceIdentifierContext().getSchemaNode().getQName().getNamespace();
449 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
450 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
451 final SchemaContext schemaContext;
452 if (identifier.contains(MOUNT_POINT_MODULE_NAME) && mountPoint != null) {
453 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
454 if ( ! mountRpcServices.isPresent()) {
455 LOG.debug("Error: Rpc service is missing.");
456 throw new RestconfDocumentedException("Rpc service is missing.");
458 schemaContext = mountPoint.getSchemaContext();
459 response = mountRpcServices.get().invokeRpc(type, payload.getData());
461 if (namespace.toString().equals(SAL_REMOTE_NAMESPACE)) {
462 response = invokeSalRemoteRpcSubscribeRPC(payload);
464 response = broker.invokeRpc(type, payload.getData());
466 schemaContext = controllerContext.getGlobalSchema();
469 final DOMRpcResult result = checkRpcResponse(response);
471 RpcDefinition resultNodeSchema = null;
472 final NormalizedNode<?, ?> resultData = result.getResult();
473 if (result != null && result.getResult() != null) {
474 resultNodeSchema = (RpcDefinition) payload.getInstanceIdentifierContext().getSchemaNode();
477 return new NormalizedNodeContext(new InstanceIdentifierContext<RpcDefinition>(null,
478 resultNodeSchema, mountPoint, schemaContext), resultData);
481 private DOMRpcResult checkRpcResponse(final CheckedFuture<DOMRpcResult, DOMRpcException> response) {
482 if (response == null) {
486 final DOMRpcResult retValue = response.get();
487 if (retValue.getErrors() == null || retValue.getErrors().isEmpty()) {
490 LOG.debug("RpcError message", retValue.getErrors());
491 throw new RestconfDocumentedException("RpcError message", null, retValue.getErrors());
492 } catch (final InterruptedException e) {
493 final String errMsg = "The operation was interrupted while executing and did not complete.";
494 LOG.debug("Rpc Interrupt - " + errMsg, e);
495 throw new RestconfDocumentedException(errMsg, ErrorType.RPC, ErrorTag.PARTIAL_OPERATION);
496 } catch (final ExecutionException e) {
497 LOG.debug("Execution RpcError: ", e);
498 Throwable cause = e.getCause();
500 while (cause.getCause() != null) {
501 cause = cause.getCause();
504 if (cause instanceof IllegalArgumentException) {
505 throw new RestconfDocumentedException(cause.getMessage(), ErrorType.PROTOCOL,
506 ErrorTag.INVALID_VALUE);
508 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",cause);
510 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",e);
512 } catch (final CancellationException e) {
513 final String errMsg = "The operation was cancelled while executing.";
514 LOG.debug("Cancel RpcExecution: " + errMsg, e);
515 throw new RestconfDocumentedException(errMsg, ErrorType.RPC, ErrorTag.PARTIAL_OPERATION);
519 private void validateInput(final SchemaNode inputSchema, final NormalizedNodeContext payload) {
520 if (inputSchema != null && payload.getData() == null) {
521 // expected a non null payload
522 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
523 } else if (inputSchema == null && payload.getData() != null) {
524 // did not expect any input
525 throw new RestconfDocumentedException("No input expected.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
529 // TODO: Validate "mandatory" and "config" values here??? Or should those be
531 // validate in a more central location inside MD-SAL core.
535 private CheckedFuture<DOMRpcResult, DOMRpcException> invokeSalRemoteRpcSubscribeRPC(final NormalizedNodeContext payload) {
536 final ContainerNode value = (ContainerNode) payload.getData();
537 final QName rpcQName = payload.getInstanceIdentifierContext().getSchemaNode().getQName();
538 final Optional<DataContainerChild<? extends PathArgument, ?>> path = value.getChild(new NodeIdentifier(
539 QName.create(payload.getInstanceIdentifierContext().getSchemaNode().getQName(), "path")));
540 final Object pathValue = path.isPresent() ? path.get().getValue() : null;
542 if (!(pathValue instanceof YangInstanceIdentifier)) {
543 final String errMsg = "Instance identifier was not normalized correctly ";
544 LOG.debug(errMsg + rpcQName);
545 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
548 final YangInstanceIdentifier pathIdentifier = ((YangInstanceIdentifier) pathValue);
549 String streamName = null;
550 if (!pathIdentifier.isEmpty()) {
551 final String fullRestconfIdentifier = controllerContext.toFullRestconfIdentifier(pathIdentifier, null);
553 LogicalDatastoreType datastore = parseEnumTypeParameter(value, LogicalDatastoreType.class, DATASTORE_PARAM_NAME);
554 datastore = datastore == null ? DEFAULT_DATASTORE : datastore;
556 DataChangeScope scope = parseEnumTypeParameter(value, DataChangeScope.class, SCOPE_PARAM_NAME);
557 scope = scope == null ? DEFAULT_SCOPE : scope;
559 streamName = Notificator.createStreamNameFromUri(fullRestconfIdentifier + "/datastore=" + datastore
560 + "/scope=" + scope);
563 if (Strings.isNullOrEmpty(streamName)) {
564 final String errMsg = "Path is empty or contains value node which is not Container or List build-in type.";
565 LOG.debug(errMsg + pathIdentifier);
566 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
569 final QName outputQname = QName.create(rpcQName, "output");
570 final QName streamNameQname = QName.create(rpcQName, "stream-name");
572 final ContainerNode output = ImmutableContainerNodeBuilder.create().withNodeIdentifier(new NodeIdentifier(outputQname))
573 .withChild(ImmutableNodes.leafNode(streamNameQname, streamName)).build();
575 if (!Notificator.existListenerFor(streamName)) {
576 Notificator.createListener(pathIdentifier, streamName);
579 final DOMRpcResult defaultDOMRpcResult = new DefaultDOMRpcResult(output);
581 return Futures.immediateCheckedFuture(defaultDOMRpcResult);
585 public NormalizedNodeContext invokeRpc(final String identifier, final String noPayload, final UriInfo uriInfo) {
586 if (StringUtils.isNotBlank(noPayload)) {
587 throw new RestconfDocumentedException("Content must be empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
590 String identifierEncoded = null;
591 DOMMountPoint mountPoint = null;
592 final SchemaContext schemaContext;
593 if (identifier.contains(ControllerContext.MOUNT)) {
594 // mounted RPC call - look up mount instance.
595 final InstanceIdentifierContext<?> mountPointId = controllerContext.toMountPointIdentifier(identifier);
596 mountPoint = mountPointId.getMountPoint();
597 schemaContext = mountPoint.getSchemaContext();
598 final int startOfRemoteRpcName = identifier.lastIndexOf(ControllerContext.MOUNT)
599 + ControllerContext.MOUNT.length() + 1;
600 final String remoteRpcName = identifier.substring(startOfRemoteRpcName);
601 identifierEncoded = remoteRpcName;
603 } else if (identifier.indexOf("/") != CHAR_NOT_FOUND) {
604 final String slashErrorMsg = String.format("Identifier %n%s%ncan\'t contain slash "
605 + "character (/).%nIf slash is part of identifier name then use %%2F placeholder.", identifier);
606 LOG.debug(slashErrorMsg);
607 throw new RestconfDocumentedException(slashErrorMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
609 identifierEncoded = identifier;
610 schemaContext = controllerContext.getGlobalSchema();
613 final String identifierDecoded = controllerContext.urlPathArgDecode(identifierEncoded);
615 RpcDefinition rpc = null;
616 if (mountPoint == null) {
617 rpc = controllerContext.getRpcDefinition(identifierDecoded);
619 rpc = findRpc(mountPoint.getSchemaContext(), identifierDecoded);
623 LOG.debug("RPC " + identifierDecoded + " does not exist.");
624 throw new RestconfDocumentedException("RPC does not exist.", ErrorType.RPC, ErrorTag.UNKNOWN_ELEMENT);
627 if (rpc.getInput() != null) {
628 LOG.debug("RPC " + rpc + " does not need input value.");
629 // FIXME : find a correct Error from specification
630 throw new IllegalStateException("RPC " + rpc + " does'n need input value!");
633 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
634 if (mountPoint != null) {
635 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
636 if ( ! mountRpcServices.isPresent()) {
637 throw new RestconfDocumentedException("Rpc service is missing.");
639 response = mountRpcServices.get().invokeRpc(rpc.getPath(), null);
641 response = broker.invokeRpc(rpc.getPath(), null);
644 final DOMRpcResult result = checkRpcResponse(response);
646 DataSchemaNode resultNodeSchema = null;
647 NormalizedNode<?, ?> resultData = null;
648 if (result != null && result.getResult() != null) {
649 resultData = result.getResult();
650 final ContainerSchemaNode rpcDataSchemaNode =
651 SchemaContextUtil.getRpcDataSchema(schemaContext, rpc.getOutput().getPath());
652 resultNodeSchema = rpcDataSchemaNode.getDataChildByName(result.getResult().getNodeType());
655 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, resultNodeSchema, mountPoint,
656 schemaContext), resultData);
659 private RpcDefinition findRpc(final SchemaContext schemaContext, final String identifierDecoded) {
660 final String[] splittedIdentifier = identifierDecoded.split(":");
661 if (splittedIdentifier.length != 2) {
662 final String errMsg = identifierDecoded + " couldn't be splitted to 2 parts (module:rpc name)";
664 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.INVALID_VALUE);
666 for (final Module module : schemaContext.getModules()) {
667 if (module.getName().equals(splittedIdentifier[0])) {
668 for (final RpcDefinition rpcDefinition : module.getRpcs()) {
669 if (rpcDefinition.getQName().getLocalName().equals(splittedIdentifier[1])) {
670 return rpcDefinition;
679 public NormalizedNodeContext readConfigurationData(final String identifier, final UriInfo uriInfo) {
680 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
681 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
682 NormalizedNode<?, ?> data = null;
683 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
684 if (mountPoint != null) {
685 data = broker.readConfigurationData(mountPoint, normalizedII);
687 data = broker.readConfigurationData(normalizedII);
690 final String errMsg = "Request could not be completed because the relevant data model content does not exist ";
691 LOG.debug(errMsg + identifier);
692 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
694 return new NormalizedNodeContext(iiWithData, data);
697 // FIXME: Move this to proper place
698 @SuppressWarnings("unused")
699 private Integer parseDepthParameter(final UriInfo info) {
700 final String param = info.getQueryParameters(false).getFirst(UriParameters.DEPTH.toString());
701 if (Strings.isNullOrEmpty(param) || "unbounded".equals(param)) {
706 final Integer depth = Integer.valueOf(param);
708 throw new RestconfDocumentedException(new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
709 "Invalid depth parameter: " + depth, null,
710 "The depth parameter must be an integer > 1 or \"unbounded\""));
714 } catch (final NumberFormatException e) {
715 throw new RestconfDocumentedException(new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
716 "Invalid depth parameter: " + e.getMessage(), null,
717 "The depth parameter must be an integer > 1 or \"unbounded\""));
722 public NormalizedNodeContext readOperationalData(final String identifier, final UriInfo info) {
723 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
724 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
725 NormalizedNode<?, ?> data = null;
726 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
727 if (mountPoint != null) {
728 data = broker.readOperationalData(mountPoint, normalizedII);
730 data = broker.readOperationalData(normalizedII);
733 final String errMsg = "Request could not be completed because the relevant data model content does not exist ";
734 LOG.debug(errMsg + identifier);
735 throw new RestconfDocumentedException(errMsg , ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
737 return new NormalizedNodeContext(iiWithData, data);
741 public Response updateConfigurationData(final String identifier, final NormalizedNodeContext payload) {
742 Preconditions.checkNotNull(identifier);
743 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
745 validateInput(iiWithData.getSchemaNode(), payload);
746 validateTopLevelNodeName(payload, iiWithData.getInstanceIdentifier());
747 validateListKeysEqualityInPayloadAndUri(payload);
749 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
750 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
753 * There is a small window where another write transaction could be updating the same data
754 * simultaneously and we get an OptimisticLockFailedException. This error is likely
755 * transient and The WriteTransaction#submit API docs state that a retry will likely
756 * succeed. So we'll try again if that scenario occurs. If it fails a third time then it
757 * probably will never succeed so we'll fail in that case.
759 * By retrying we're attempting to hide the internal implementation of the data store and
760 * how it handles concurrent updates from the restconf client. The client has instructed us
761 * to put the data and we should make every effort to do so without pushing optimistic lock
762 * failures back to the client and forcing them to handle it via retry (and having to
763 * document the behavior).
768 if (mountPoint != null) {
769 broker.commitConfigurationDataPut(mountPoint, normalizedII, payload.getData()).checkedGet();
771 broker.commitConfigurationDataPut(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
775 } catch (final TransactionCommitFailedException e) {
776 if(e instanceof OptimisticLockFailedException) {
778 LOG.debug("Got OptimisticLockFailedException on last try - failing " + identifier);
779 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
782 LOG.debug("Got OptimisticLockFailedException - trying again " + identifier);
784 LOG.debug("Update ConfigDataStore fail " + identifier, e);
785 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
790 return Response.status(Status.OK).build();
793 private void validateTopLevelNodeName(final NormalizedNodeContext node,
794 final YangInstanceIdentifier identifier) {
796 final String payloadName = node.getData().getNodeType().getLocalName();
799 if (identifier.isEmpty()) {
801 if (!node.getData().getNodeType().equals(NETCONF_BASE_QNAME)) {
802 throw new RestconfDocumentedException("Instance identifier has to contain at least one path argument",
803 ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
807 final String identifierName = identifier.getLastPathArgument().getNodeType().getLocalName();
808 if (!payloadName.equals(identifierName)) {
809 throw new RestconfDocumentedException("Payload name (" + payloadName
810 + ") is different from identifier name (" + identifierName + ")", ErrorType.PROTOCOL,
811 ErrorTag.MALFORMED_MESSAGE);
817 * Validates whether keys in {@code payload} are equal to values of keys in {@code iiWithData} for list schema node
819 * @throws RestconfDocumentedException
820 * if key values or key count in payload and URI isn't equal
823 private static void validateListKeysEqualityInPayloadAndUri(final NormalizedNodeContext payload) {
824 Preconditions.checkArgument(payload != null);
825 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
826 final PathArgument lastPathArgument = iiWithData.getInstanceIdentifier().getLastPathArgument();
827 final SchemaNode schemaNode = iiWithData.getSchemaNode();
828 final NormalizedNode<?, ?> data = payload.getData();
829 if (schemaNode instanceof ListSchemaNode) {
830 final List<QName> keyDefinitions = ((ListSchemaNode) schemaNode).getKeyDefinition();
831 if (lastPathArgument instanceof NodeIdentifierWithPredicates && data instanceof MapEntryNode) {
832 final Map<QName, Object> uriKeyValues = ((NodeIdentifierWithPredicates) lastPathArgument).getKeyValues();
833 isEqualUriAndPayloadKeyValues(uriKeyValues, (MapEntryNode) data, keyDefinitions);
838 private static void isEqualUriAndPayloadKeyValues(final Map<QName, Object> uriKeyValues,
839 final MapEntryNode payload, final List<QName> keyDefinitions) {
841 final Map<QName, Object> mutableCopyUriKeyValues = Maps.newHashMap(uriKeyValues);
842 for (final QName keyDefinition : keyDefinitions) {
843 final Object uriKeyValue = mutableCopyUriKeyValues.remove(keyDefinition);
844 // should be caught during parsing URI to InstanceIdentifier
845 RestconfValidationUtils.checkDocumentedError(uriKeyValue != null, ErrorType.PROTOCOL, ErrorTag.DATA_MISSING,
846 "Missing key " + keyDefinition + " in URI.");
848 final Object dataKeyValue = payload.getIdentifier().getKeyValues().get(keyDefinition);
850 if ( ! uriKeyValue.equals(dataKeyValue)) {
851 final String errMsg = "The value '" + uriKeyValue + "' for key '" + keyDefinition.getLocalName() +
852 "' specified in the URI doesn't match the value '" + dataKeyValue + "' specified in the message body. ";
853 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
859 public Response createConfigurationData(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
860 return createConfigurationData(payload, uriInfo);
863 // FIXME create RestconfIdetifierHelper and move this method there
864 private YangInstanceIdentifier checkConsistencyOfNormalizedNodeContext(final NormalizedNodeContext payload) {
865 Preconditions.checkArgument(payload != null);
866 Preconditions.checkArgument(payload.getData() != null);
867 Preconditions.checkArgument(payload.getData().getNodeType() != null);
868 Preconditions.checkArgument(payload.getInstanceIdentifierContext() != null);
869 Preconditions.checkArgument(payload.getInstanceIdentifierContext().getInstanceIdentifier() != null);
871 final QName payloadNodeQname = payload.getData().getNodeType();
872 final YangInstanceIdentifier yangIdent = payload.getInstanceIdentifierContext().getInstanceIdentifier();
873 if (payloadNodeQname.compareTo(yangIdent.getLastPathArgument().getNodeType()) > 0) {
876 final InstanceIdentifierContext<?> parentContext = payload.getInstanceIdentifierContext();
877 final SchemaNode parentSchemaNode = parentContext.getSchemaNode();
878 if(parentSchemaNode instanceof DataNodeContainer) {
879 final DataNodeContainer cast = (DataNodeContainer) parentSchemaNode;
880 for (final DataSchemaNode child : cast.getChildNodes()) {
881 if (payloadNodeQname.compareTo(child.getQName()) == 0) {
882 return YangInstanceIdentifier.builder(yangIdent).node(child.getQName()).build();
886 if (parentSchemaNode instanceof RpcDefinition) {
889 final String errMsg = "Error parsing input: DataSchemaNode has not children ";
890 LOG.info(errMsg + yangIdent);
891 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
895 public Response createConfigurationData(final NormalizedNodeContext payload, final UriInfo uriInfo) {
896 if (payload == null) {
897 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
900 // FIXME: move this to parsing stage (we can have augmentation nodes here which do not have namespace)
901 // final URI payloadNS = payload.getData().getNodeType().getNamespace();
902 // if (payloadNS == null) {
903 // throw new RestconfDocumentedException(
904 // "Data has bad format. Root element node must have namespace (XML format) or module name(JSON format)",
905 // ErrorType.PROTOCOL, ErrorTag.UNKNOWN_NAMESPACE);
908 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
909 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
910 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
912 if (mountPoint != null) {
913 broker.commitConfigurationDataPost(mountPoint, normalizedII, payload.getData()).checkedGet();
915 broker.commitConfigurationDataPost(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
917 } catch(final RestconfDocumentedException e) {
919 } catch (final Exception e) {
920 final String errMsg = "Error creating data ";
921 LOG.info(errMsg + uriInfo.getPath(), e);
922 throw new RestconfDocumentedException(errMsg, e);
925 final ResponseBuilder responseBuilder = Response.status(Status.NO_CONTENT);
926 // FIXME: Provide path to result.
927 final URI location = resolveLocation(uriInfo, "", mountPoint, normalizedII);
928 if (location != null) {
929 responseBuilder.location(location);
931 return responseBuilder.build();
934 private URI resolveLocation(final UriInfo uriInfo, final String uriBehindBase, final DOMMountPoint mountPoint, final YangInstanceIdentifier normalizedII) {
935 final UriBuilder uriBuilder = uriInfo.getBaseUriBuilder();
936 uriBuilder.path("config");
938 uriBuilder.path(controllerContext.toFullRestconfIdentifier(normalizedII, mountPoint));
939 } catch (final Exception e) {
940 LOG.info("Location for instance identifier" + normalizedII + "wasn't created", e);
943 return uriBuilder.build();
947 public Response deleteConfigurationData(final String identifier) {
948 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
949 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
950 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
953 if (mountPoint != null) {
954 broker.commitConfigurationDataDelete(mountPoint, normalizedII);
956 broker.commitConfigurationDataDelete(normalizedII).get();
958 } catch (final Exception e) {
959 final Optional<Throwable> searchedException = Iterables.tryFind(Throwables.getCausalChain(e),
960 Predicates.instanceOf(ModifiedNodeDoesNotExistException.class));
961 if (searchedException.isPresent()) {
962 throw new RestconfDocumentedException("Data specified for deleting doesn't exist.", ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
964 final String errMsg = "Error while deleting data";
966 throw new RestconfDocumentedException(errMsg, e);
968 return Response.status(Status.OK).build();
972 * Subscribes to some path in schema context (stream) to listen on changes on this stream.
974 * Additional parameters for subscribing to stream are loaded via rpc input parameters:
976 * <li>datastore</li> - default CONFIGURATION (other values of {@link LogicalDatastoreType} enum type)
977 * <li>scope</li> - default BASE (other values of {@link DataChangeScope})
981 public Response subscribeToStream(final String identifier, final UriInfo uriInfo) {
982 final String streamName = Notificator.createStreamNameFromUri(identifier);
983 if (Strings.isNullOrEmpty(streamName)) {
984 throw new RestconfDocumentedException("Stream name is empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
987 final ListenerAdapter listener = Notificator.getListenerFor(streamName);
988 if (listener == null) {
989 throw new RestconfDocumentedException("Stream was not found.", ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
992 final Map<String, String> paramToValues = resolveValuesFromUri(identifier);
993 final LogicalDatastoreType datastore = parserURIEnumParameter(LogicalDatastoreType.class,
994 paramToValues.get(DATASTORE_PARAM_NAME));
995 if (datastore == null) {
996 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /datastore=)",
997 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
999 final DataChangeScope scope = parserURIEnumParameter(DataChangeScope.class, paramToValues.get(SCOPE_PARAM_NAME));
1000 if (scope == null) {
1001 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /scope=)",
1002 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
1005 broker.registerToListenDataChanges(datastore, scope, listener);
1007 final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
1008 int notificationPort = NOTIFICATION_PORT;
1010 final WebSocketServer webSocketServerInstance = WebSocketServer.getInstance();
1011 notificationPort = webSocketServerInstance.getPort();
1012 } catch (final NullPointerException e) {
1013 WebSocketServer.createInstance(NOTIFICATION_PORT);
1015 final UriBuilder uriToWebsocketServerBuilder = uriBuilder.port(notificationPort).scheme("ws");
1016 final URI uriToWebsocketServer = uriToWebsocketServerBuilder.replacePath(streamName).build();
1018 return Response.status(Status.OK).location(uriToWebsocketServer).build();
1022 * Load parameter for subscribing to stream from input composite node
1026 * @return enum object if its string value is equal to {@code paramName}. In other cases null.
1028 private <T> T parseEnumTypeParameter(final ContainerNode value, final Class<T> classDescriptor,
1029 final String paramName) {
1030 final Optional<DataContainerChild<? extends PathArgument, ?>> augNode = value.getChild(SAL_REMOTE_AUG_IDENTIFIER);
1031 if (!augNode.isPresent() && !(augNode instanceof AugmentationNode)) {
1034 final Optional<DataContainerChild<? extends PathArgument, ?>> enumNode =
1035 ((AugmentationNode) augNode.get()).getChild(new NodeIdentifier(QName.create(SAL_REMOTE_AUGMENT, paramName)));
1036 if (!enumNode.isPresent()) {
1039 final Object rawValue = enumNode.get().getValue();
1040 if (!(rawValue instanceof String)) {
1044 return resolveAsEnum(classDescriptor, (String) rawValue);
1048 * Checks whether {@code value} is one of the string representation of enumeration {@code classDescriptor}
1050 * @return enum object if string value of {@code classDescriptor} enumeration is equal to {@code value}. Other cases
1053 private <T> T parserURIEnumParameter(final Class<T> classDescriptor, final String value) {
1054 if (Strings.isNullOrEmpty(value)) {
1057 return resolveAsEnum(classDescriptor, value);
1060 private <T> T resolveAsEnum(final Class<T> classDescriptor, final String value) {
1061 final T[] enumConstants = classDescriptor.getEnumConstants();
1062 if (enumConstants != null) {
1063 for (final T enm : classDescriptor.getEnumConstants()) {
1064 if (((Enum<?>) enm).name().equals(value)) {
1072 private Map<String, String> resolveValuesFromUri(final String uri) {
1073 final Map<String, String> result = new HashMap<>();
1074 final String[] tokens = uri.split("/");
1075 for (int i = 1; i < tokens.length; i++) {
1076 final String[] parameterTokens = tokens[i].split("=");
1077 if (parameterTokens.length == 2) {
1078 result.put(parameterTokens[0], parameterTokens[1]);
1084 public BigInteger getOperationalReceived() {
1085 // TODO Auto-generated method stub
1089 private MapNode makeModuleMapNode(final Set<Module> modules) {
1090 Preconditions.checkNotNull(modules);
1091 final Module restconfModule = getRestconfModule();
1092 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
1093 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
1094 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
1096 final CollectionNodeBuilder<MapEntryNode, MapNode> listModuleBuilder = Builders
1097 .mapBuilder((ListSchemaNode) moduleSchemaNode);
1099 for (final Module module : modules) {
1100 listModuleBuilder.withChild(toModuleEntryNode(module, moduleSchemaNode));
1102 return listModuleBuilder.build();
1105 protected MapEntryNode toModuleEntryNode(final Module module, final DataSchemaNode moduleSchemaNode) {
1106 Preconditions.checkArgument(moduleSchemaNode instanceof ListSchemaNode,
1107 "moduleSchemaNode has to be of type ListSchemaNode");
1108 final ListSchemaNode listModuleSchemaNode = (ListSchemaNode) moduleSchemaNode;
1109 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> moduleNodeValues = Builders
1110 .mapEntryBuilder(listModuleSchemaNode);
1112 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1113 (listModuleSchemaNode), "name");
1114 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1115 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1116 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(module.getName())
1119 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1120 (listModuleSchemaNode), "revision");
1121 final DataSchemaNode revisionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1122 Preconditions.checkState(revisionSchemaNode instanceof LeafSchemaNode);
1123 final String revision = REVISION_FORMAT.format(module.getRevision());
1124 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) revisionSchemaNode).withValue(revision)
1127 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1128 (listModuleSchemaNode), "namespace");
1129 final DataSchemaNode namespaceSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1130 Preconditions.checkState(namespaceSchemaNode instanceof LeafSchemaNode);
1131 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) namespaceSchemaNode)
1132 .withValue(module.getNamespace().toString()).build());
1134 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1135 (listModuleSchemaNode), "feature");
1136 final DataSchemaNode featureSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1137 Preconditions.checkState(featureSchemaNode instanceof LeafListSchemaNode);
1138 final ListNodeBuilder<Object, LeafSetEntryNode<Object>> featuresBuilder = Builders
1139 .leafSetBuilder((LeafListSchemaNode) featureSchemaNode);
1140 for (final FeatureDefinition feature : module.getFeatures()) {
1141 featuresBuilder.withChild(Builders.leafSetEntryBuilder(((LeafListSchemaNode) featureSchemaNode))
1142 .withValue(feature.getQName().getLocalName()).build());
1144 moduleNodeValues.withChild(featuresBuilder.build());
1146 return moduleNodeValues.build();
1149 protected MapEntryNode toStreamEntryNode(final String streamName, final DataSchemaNode streamSchemaNode) {
1150 Preconditions.checkArgument(streamSchemaNode instanceof ListSchemaNode,
1151 "streamSchemaNode has to be of type ListSchemaNode");
1152 final ListSchemaNode listStreamSchemaNode = (ListSchemaNode) streamSchemaNode;
1153 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> streamNodeValues = Builders
1154 .mapEntryBuilder(listStreamSchemaNode);
1156 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1157 (listStreamSchemaNode), "name");
1158 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1159 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1160 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(streamName)
1163 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1164 (listStreamSchemaNode), "description");
1165 final DataSchemaNode descriptionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1166 Preconditions.checkState(descriptionSchemaNode instanceof LeafSchemaNode);
1167 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode)
1168 .withValue("DESCRIPTION_PLACEHOLDER").build());
1170 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1171 (listStreamSchemaNode), "replay-support");
1172 final DataSchemaNode replaySupportSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1173 Preconditions.checkState(replaySupportSchemaNode instanceof LeafSchemaNode);
1174 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replaySupportSchemaNode)
1175 .withValue(Boolean.valueOf(true)).build());
1177 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1178 (listStreamSchemaNode), "replay-log-creation-time");
1179 final DataSchemaNode replayLogCreationTimeSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1180 Preconditions.checkState(replayLogCreationTimeSchemaNode instanceof LeafSchemaNode);
1181 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replayLogCreationTimeSchemaNode)
1182 .withValue("").build());
1184 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1185 (listStreamSchemaNode), "events");
1186 final DataSchemaNode eventsSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1187 Preconditions.checkState(eventsSchemaNode instanceof LeafSchemaNode);
1188 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) eventsSchemaNode)
1189 .withValue("").build());
1191 return streamNodeValues.build();