2 * Copyright (c) 2014, 2015 Brocade Communication Systems, Inc., Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.netconf.sal.restconf.impl;
11 import com.google.common.base.CharMatcher;
12 import com.google.common.base.Optional;
13 import com.google.common.base.Preconditions;
14 import com.google.common.base.Predicate;
15 import com.google.common.base.Splitter;
16 import com.google.common.base.Strings;
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.ArrayList;
29 import java.util.Collection;
30 import java.util.Collections;
31 import java.util.Date;
32 import java.util.HashMap;
33 import java.util.Iterator;
34 import java.util.List;
37 import java.util.concurrent.CancellationException;
38 import java.util.concurrent.ExecutionException;
39 import javax.ws.rs.core.Context;
40 import javax.ws.rs.core.Response;
41 import javax.ws.rs.core.Response.ResponseBuilder;
42 import javax.ws.rs.core.Response.Status;
43 import javax.ws.rs.core.UriBuilder;
44 import javax.ws.rs.core.UriInfo;
45 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
46 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
47 import org.opendaylight.controller.md.sal.common.api.data.OptimisticLockFailedException;
48 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
49 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
50 import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
51 import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationNotAvailableException;
52 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
53 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
54 import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
55 import org.opendaylight.netconf.md.sal.rest.common.RestconfValidationUtils;
56 import org.opendaylight.netconf.sal.rest.api.Draft02;
57 import org.opendaylight.netconf.sal.rest.api.RestconfService;
58 import org.opendaylight.netconf.sal.restconf.impl.RestconfError.ErrorTag;
59 import org.opendaylight.netconf.sal.restconf.impl.RestconfError.ErrorType;
60 import org.opendaylight.netconf.sal.streams.listeners.ListenerAdapter;
61 import org.opendaylight.netconf.sal.streams.listeners.NotificationListenerAdapter;
62 import org.opendaylight.netconf.sal.streams.listeners.Notificator;
63 import org.opendaylight.netconf.sal.streams.websockets.WebSocketServer;
64 import org.opendaylight.yangtools.yang.common.QName;
65 import org.opendaylight.yangtools.yang.common.QNameModule;
66 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
67 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
68 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
69 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
70 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
71 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
72 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
73 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
74 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
75 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
76 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
77 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
78 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
79 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
80 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
81 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
82 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
83 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.ListNodeBuilder;
84 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
85 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
86 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
87 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
88 import org.opendaylight.yangtools.yang.model.api.FeatureDefinition;
89 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
90 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
91 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
92 import org.opendaylight.yangtools.yang.model.api.Module;
93 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
94 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
95 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
96 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
97 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
98 import org.opendaylight.yangtools.yang.model.util.EmptyType;
99 import org.opendaylight.yangtools.yang.parser.builder.api.GroupingBuilder;
100 import org.opendaylight.yangtools.yang.parser.builder.impl.ContainerSchemaNodeBuilder;
101 import org.opendaylight.yangtools.yang.parser.builder.impl.LeafSchemaNodeBuilder;
102 import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleBuilder;
103 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.EffectiveSchemaContext;
104 import org.slf4j.Logger;
105 import org.slf4j.LoggerFactory;
107 public class RestconfImpl implements RestconfService {
109 private static final RestconfImpl INSTANCE = new RestconfImpl();
111 private static final int NOTIFICATION_PORT = 8181;
113 private static final int CHAR_NOT_FOUND = -1;
115 private static final SimpleDateFormat REVISION_FORMAT = new SimpleDateFormat("yyyy-MM-dd");
117 private static final String SAL_REMOTE_NAMESPACE = "urn:opendaylight:params:xml:ns:yang:controller:md:sal:remote";
119 private static final String SAL_REMOTE_RPC_SUBSRCIBE = "create-data-change-event-subscription";
121 private BrokerFacade broker;
123 private ControllerContext controllerContext;
125 private static final Logger LOG = LoggerFactory.getLogger(RestconfImpl.class);
127 private static final DataChangeScope DEFAULT_SCOPE = DataChangeScope.BASE;
129 private static final LogicalDatastoreType DEFAULT_DATASTORE = LogicalDatastoreType.CONFIGURATION;
131 private static final URI NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT = URI.create("urn:sal:restconf:event:subscription");
133 private static final String DATASTORE_PARAM_NAME = "datastore";
135 private static final String SCOPE_PARAM_NAME = "scope";
137 private static final String NETCONF_BASE = "urn:ietf:params:xml:ns:netconf:base:1.0";
139 private static final String NETCONF_BASE_PAYLOAD_NAME = "data";
141 private static final QName NETCONF_BASE_QNAME;
143 private static final QNameModule SAL_REMOTE_AUGMENT;
145 private static final YangInstanceIdentifier.AugmentationIdentifier SAL_REMOTE_AUG_IDENTIFIER;
147 public static final CharSequence DATA_SUBSCR = "data-change-event-subscription";
148 private static final CharSequence CREATE_DATA_SUBSCR = "create-" + DATA_SUBSCR;
150 public static final CharSequence NOTIFICATION_STREAM = "notification-stream";
151 private static final CharSequence CREATE_NOTIFICATION_STREAM = "create-" + NOTIFICATION_STREAM;
155 final Date eventSubscriptionAugRevision = new SimpleDateFormat("yyyy-MM-dd").parse("2014-07-08");
156 NETCONF_BASE_QNAME = QName.create(QNameModule.create(new URI(NETCONF_BASE), null), NETCONF_BASE_PAYLOAD_NAME );
157 SAL_REMOTE_AUGMENT = QNameModule.create(NAMESPACE_EVENT_SUBSCRIPTION_AUGMENT,
158 eventSubscriptionAugRevision);
159 SAL_REMOTE_AUG_IDENTIFIER = new YangInstanceIdentifier.AugmentationIdentifier(Sets.newHashSet(QName.create(SAL_REMOTE_AUGMENT, "scope"),
160 QName.create(SAL_REMOTE_AUGMENT, "datastore")));
161 } catch (final ParseException e) {
162 final String errMsg = "It wasn't possible to convert revision date of sal-remote-augment to date";
164 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
165 } catch (final URISyntaxException e) {
166 final String errMsg = "It wasn't possible to create instance of URI class with "+NETCONF_BASE+" URI";
167 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
171 public void setBroker(final BrokerFacade broker) {
172 this.broker = broker;
175 public void setControllerContext(final ControllerContext controllerContext) {
176 this.controllerContext = controllerContext;
179 private RestconfImpl() {
182 public static RestconfImpl getInstance() {
187 public NormalizedNodeContext getModules(final UriInfo uriInfo) {
188 final Set<Module> allModules = controllerContext.getAllModules();
189 final MapNode allModuleMap = makeModuleMapNode(allModules);
191 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
193 final Module restconfModule = getRestconfModule();
194 final DataSchemaNode modulesSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
195 restconfModule, Draft02.RestConfModule.MODULES_CONTAINER_SCHEMA_NODE);
196 Preconditions.checkState(modulesSchemaNode instanceof ContainerSchemaNode);
198 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> moduleContainerBuilder =
199 Builders.containerBuilder((ContainerSchemaNode) modulesSchemaNode);
200 moduleContainerBuilder.withChild(allModuleMap);
202 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, modulesSchemaNode,
203 null, schemaContext), moduleContainerBuilder.build(),
204 QueryParametersParser.parseWriterParameters(uriInfo));
208 * Valid only for mount point
211 public NormalizedNodeContext getModules(final String identifier, final UriInfo uriInfo) {
212 Preconditions.checkNotNull(identifier);
213 if ( ! identifier.contains(ControllerContext.MOUNT)) {
214 final String errMsg = "URI has bad format. If modules behind mount point should be showed,"
215 + " URI has to end with " + ControllerContext.MOUNT;
216 LOG.debug(errMsg + " for " + identifier);
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(),
236 QueryParametersParser.parseWriterParameters(uriInfo));
240 public NormalizedNodeContext getModule(final String identifier, final UriInfo uriInfo) {
241 Preconditions.checkNotNull(identifier);
242 final QName moduleNameAndRevision = getModuleNameAndRevision(identifier);
243 Module module = null;
244 DOMMountPoint mountPoint = null;
245 final SchemaContext schemaContext;
246 if (identifier.contains(ControllerContext.MOUNT)) {
247 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
248 mountPoint = mountPointIdentifier.getMountPoint();
249 module = controllerContext.findModuleByNameAndRevision(mountPoint, moduleNameAndRevision);
250 schemaContext = mountPoint.getSchemaContext();
252 module = controllerContext.findModuleByNameAndRevision(moduleNameAndRevision);
253 schemaContext = controllerContext.getGlobalSchema();
256 if (module == null) {
257 final String errMsg = "Module with name '" + moduleNameAndRevision.getLocalName()
258 + "' and revision '" + moduleNameAndRevision.getRevision() + "' was not found.";
260 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
263 final Module restconfModule = getRestconfModule();
264 final Set<Module> modules = Collections.singleton(module);
265 final MapNode moduleMap = makeModuleMapNode(modules);
267 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
268 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
269 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
271 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, moduleSchemaNode, mountPoint,
272 schemaContext), moduleMap, QueryParametersParser.parseWriterParameters(uriInfo));
276 public NormalizedNodeContext getAvailableStreams(final UriInfo uriInfo) {
277 final SchemaContext schemaContext = controllerContext.getGlobalSchema();
278 final Set<String> availableStreams = Notificator.getStreamNames();
279 final Module restconfModule = getRestconfModule();
280 final DataSchemaNode streamSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(restconfModule,
281 Draft02.RestConfModule.STREAM_LIST_SCHEMA_NODE);
282 Preconditions.checkState(streamSchemaNode instanceof ListSchemaNode);
284 final CollectionNodeBuilder<MapEntryNode, MapNode> listStreamsBuilder = Builders
285 .mapBuilder((ListSchemaNode) streamSchemaNode);
287 for (final String streamName : availableStreams) {
288 listStreamsBuilder.withChild(toStreamEntryNode(streamName, streamSchemaNode));
291 final DataSchemaNode streamsContainerSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
292 restconfModule, Draft02.RestConfModule.STREAMS_CONTAINER_SCHEMA_NODE);
293 Preconditions.checkState(streamsContainerSchemaNode instanceof ContainerSchemaNode);
295 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> streamsContainerBuilder =
296 Builders.containerBuilder((ContainerSchemaNode) streamsContainerSchemaNode);
297 streamsContainerBuilder.withChild(listStreamsBuilder.build());
300 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, streamsContainerSchemaNode, null,
301 schemaContext), streamsContainerBuilder.build(), QueryParametersParser.parseWriterParameters(uriInfo));
305 public NormalizedNodeContext getOperations(final UriInfo uriInfo) {
306 final Set<Module> allModules = controllerContext.getAllModules();
307 return operationsFromModulesToNormalizedContext(allModules, null);
311 public NormalizedNodeContext getOperations(final String identifier, final UriInfo uriInfo) {
312 Set<Module> modules = null;
313 DOMMountPoint mountPoint = null;
314 if (identifier.contains(ControllerContext.MOUNT)) {
315 final InstanceIdentifierContext<?> mountPointIdentifier = controllerContext.toMountPointIdentifier(identifier);
316 mountPoint = mountPointIdentifier.getMountPoint();
317 modules = controllerContext.getAllModules(mountPoint);
320 final String errMsg = "URI has bad format. If operations behind mount point should be showed, URI has to end with ";
321 LOG.debug(errMsg + ControllerContext.MOUNT + " for " + identifier);
322 throw new RestconfDocumentedException(errMsg + ControllerContext.MOUNT, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
325 return operationsFromModulesToNormalizedContext(modules, mountPoint);
328 private static final Predicate<GroupingBuilder> GROUPING_FILTER = new Predicate<GroupingBuilder>() {
330 public boolean apply(final GroupingBuilder g) {
331 return Draft02.RestConfModule.RESTCONF_GROUPING_SCHEMA_NODE.equals(g.getQName().getLocalName());
335 private NormalizedNodeContext operationsFromModulesToNormalizedContext(final Set<Module> modules,
336 final DOMMountPoint mountPoint) {
338 final Module restconfModule = getRestconfModule();
339 final ModuleBuilder restConfModuleBuilder = new ModuleBuilder(restconfModule);
340 final Set<GroupingBuilder> gropingBuilders = restConfModuleBuilder.getGroupingBuilders();
341 final Iterable<GroupingBuilder> filteredGroups = Iterables.filter(gropingBuilders, GROUPING_FILTER);
342 final GroupingBuilder restconfGroupingBuilder = Iterables.getFirst(filteredGroups, null);
343 final ContainerSchemaNodeBuilder restContainerSchemaNodeBuilder = (ContainerSchemaNodeBuilder) restconfGroupingBuilder
344 .getDataChildByName(Draft02.RestConfModule.RESTCONF_CONTAINER_SCHEMA_NODE);
345 final ContainerSchemaNodeBuilder containerSchemaNodeBuilder = (ContainerSchemaNodeBuilder) restContainerSchemaNodeBuilder
346 .getDataChildByName(Draft02.RestConfModule.OPERATIONS_CONTAINER_SCHEMA_NODE);
348 final ContainerSchemaNodeBuilder fakeOperationsSchemaNodeBuilder = containerSchemaNodeBuilder;
349 final SchemaPath fakeSchemaPath = fakeOperationsSchemaNodeBuilder.getPath().createChild(QName.create("dummy"));
351 final List<LeafNode<Object>> operationsAsData = new ArrayList<>();
353 for (final Module module : modules) {
354 final Set<RpcDefinition> rpcs = module.getRpcs();
355 for (final RpcDefinition rpc : rpcs) {
356 final QName rpcQName = rpc.getQName();
357 final String name = module.getName();
359 final QName qName = QName.create(restconfModule.getQNameModule(), rpcQName.getLocalName());
360 final LeafSchemaNodeBuilder leafSchemaNodeBuilder = new LeafSchemaNodeBuilder(name, 0, qName, fakeSchemaPath);
361 final LeafSchemaNodeBuilder fakeRpcSchemaNodeBuilder = leafSchemaNodeBuilder;
362 fakeRpcSchemaNodeBuilder.setAugmenting(true);
364 final EmptyType instance = EmptyType.getInstance();
365 fakeRpcSchemaNodeBuilder.setType(instance);
366 final LeafSchemaNode fakeRpcSchemaNode = fakeRpcSchemaNodeBuilder.build();
367 fakeOperationsSchemaNodeBuilder.addChildNode(fakeRpcSchemaNode);
369 final LeafNode<Object> leaf = Builders.leafBuilder(fakeRpcSchemaNode).build();
370 operationsAsData.add(leaf);
374 final ContainerSchemaNode operContainerSchemaNode = fakeOperationsSchemaNodeBuilder.build();
375 final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> operContainerNode = Builders.containerBuilder(operContainerSchemaNode);
377 for (final LeafNode<Object> oper : operationsAsData) {
378 operContainerNode.withChild(oper);
381 final Set<Module> fakeRpcModules = Collections.singleton(restConfModuleBuilder.build());
382 final SchemaContext fakeSchemaCx = EffectiveSchemaContext.resolveSchemaContext(fakeRpcModules);
383 final InstanceIdentifierContext<?> fakeIICx = new InstanceIdentifierContext<>(null, operContainerSchemaNode, mountPoint, fakeSchemaCx);
385 return new NormalizedNodeContext(fakeIICx, operContainerNode.build());
388 private Module getRestconfModule() {
389 final Module restconfModule = controllerContext.getRestconfModule();
390 if (restconfModule == null) {
391 LOG.debug("ietf-restconf module was not found.");
392 throw new RestconfDocumentedException("ietf-restconf module was not found.", ErrorType.APPLICATION,
393 ErrorTag.OPERATION_NOT_SUPPORTED);
396 return restconfModule;
399 private static QName getModuleNameAndRevision(final String identifier) {
400 final int mountIndex = identifier.indexOf(ControllerContext.MOUNT);
401 String moduleNameAndRevision = "";
402 if (mountIndex >= 0) {
403 moduleNameAndRevision = identifier.substring(mountIndex + ControllerContext.MOUNT.length());
405 moduleNameAndRevision = identifier;
408 final Splitter splitter = Splitter.on("/").omitEmptyStrings();
409 final Iterable<String> split = splitter.split(moduleNameAndRevision);
410 final List<String> pathArgs = Lists.<String> newArrayList(split);
411 if (pathArgs.size() < 2) {
412 LOG.debug("URI has bad format. It should be \'moduleName/yyyy-MM-dd\' " + identifier);
413 throw new RestconfDocumentedException(
414 "URI has bad format. End of URI should be in format \'moduleName/yyyy-MM-dd\'", ErrorType.PROTOCOL,
415 ErrorTag.INVALID_VALUE);
419 final String moduleName = pathArgs.get(0);
420 final String revision = pathArgs.get(1);
421 final Date moduleRevision = REVISION_FORMAT.parse(revision);
422 return QName.create(null, moduleRevision, moduleName);
423 } catch (final ParseException e) {
424 LOG.debug("URI has bad format. It should be \'moduleName/yyyy-MM-dd\' " + identifier);
425 throw new RestconfDocumentedException("URI has bad format. It should be \'moduleName/yyyy-MM-dd\'",
426 ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
431 public Object getRoot() {
436 public NormalizedNodeContext invokeRpc(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
437 final SchemaPath type = payload.getInstanceIdentifierContext().getSchemaNode().getPath();
438 final URI namespace = payload.getInstanceIdentifierContext().getSchemaNode().getQName().getNamespace();
439 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
440 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
441 final SchemaContext schemaContext;
442 if (mountPoint != null) {
443 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
444 if ( ! mountRpcServices.isPresent()) {
445 LOG.debug("Error: Rpc service is missing.");
446 throw new RestconfDocumentedException("Rpc service is missing.");
448 schemaContext = mountPoint.getSchemaContext();
449 response = mountRpcServices.get().invokeRpc(type, payload.getData());
451 if (namespace.toString().equals(SAL_REMOTE_NAMESPACE)) {
452 if (identifier.contains(CREATE_DATA_SUBSCR)) {
453 response = invokeSalRemoteRpcSubscribeRPC(payload);
454 } else if (identifier.contains(CREATE_NOTIFICATION_STREAM)) {
455 response = invokeSalRemoteRpcNotifiStrRPC(payload);
457 final String msg = "Not supported operation";
459 throw new RestconfDocumentedException(msg, ErrorType.RPC, ErrorTag.OPERATION_NOT_SUPPORTED);
462 response = broker.invokeRpc(type, payload.getData());
464 schemaContext = controllerContext.getGlobalSchema();
467 final DOMRpcResult result = checkRpcResponse(response);
469 RpcDefinition resultNodeSchema = null;
470 final NormalizedNode<?, ?> resultData = result.getResult();
471 if (result != null && result.getResult() != null) {
472 resultNodeSchema = (RpcDefinition) payload.getInstanceIdentifierContext().getSchemaNode();
475 return new NormalizedNodeContext(new InstanceIdentifierContext<RpcDefinition>(null,
476 resultNodeSchema, mountPoint, schemaContext), resultData,
477 QueryParametersParser.parseWriterParameters(uriInfo));
480 private static DOMRpcResult checkRpcResponse(final CheckedFuture<DOMRpcResult, DOMRpcException> response) {
481 if (response == null) {
485 final DOMRpcResult retValue = response.get();
486 if (retValue.getErrors() == null || retValue.getErrors().isEmpty()) {
489 LOG.debug("RpcError message", retValue.getErrors());
490 throw new RestconfDocumentedException("RpcError message", null, retValue.getErrors());
491 } catch (final InterruptedException e) {
492 final String errMsg = "The operation was interrupted while executing and did not complete.";
493 LOG.debug("Rpc Interrupt - " + errMsg, e);
494 throw new RestconfDocumentedException(errMsg, ErrorType.RPC, ErrorTag.PARTIAL_OPERATION);
495 } catch (final ExecutionException e) {
496 LOG.debug("Execution RpcError: ", e);
497 Throwable cause = e.getCause();
499 while (cause.getCause() != null) {
500 cause = cause.getCause();
503 if (cause instanceof IllegalArgumentException) {
504 throw new RestconfDocumentedException(cause.getMessage(), ErrorType.PROTOCOL,
505 ErrorTag.INVALID_VALUE);
506 } else if (cause instanceof DOMRpcImplementationNotAvailableException) {
507 throw new RestconfDocumentedException(cause.getMessage(), ErrorType.APPLICATION, ErrorTag.OPERATION_NOT_SUPPORTED);
509 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",cause);
511 throw new RestconfDocumentedException("The operation encountered an unexpected error while executing.",e);
513 } catch (final CancellationException e) {
514 final String errMsg = "The operation was cancelled while executing.";
515 LOG.debug("Cancel RpcExecution: " + errMsg, e);
516 throw new RestconfDocumentedException(errMsg, ErrorType.RPC, ErrorTag.PARTIAL_OPERATION);
520 private static void validateInput(final SchemaNode inputSchema, final NormalizedNodeContext payload) {
521 if (inputSchema != null && payload.getData() == null) {
522 // expected a non null payload
523 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
524 } else if (inputSchema == null && payload.getData() != null) {
525 // did not expect any input
526 throw new RestconfDocumentedException("No input expected.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
530 // TODO: Validate "mandatory" and "config" values here??? Or should those be
532 // validate in a more central location inside MD-SAL core.
536 private CheckedFuture<DOMRpcResult, DOMRpcException> invokeSalRemoteRpcSubscribeRPC(final NormalizedNodeContext payload) {
537 final ContainerNode value = (ContainerNode) payload.getData();
538 final QName rpcQName = payload.getInstanceIdentifierContext().getSchemaNode().getQName();
539 final Optional<DataContainerChild<? extends PathArgument, ?>> path = value.getChild(new NodeIdentifier(
540 QName.create(payload.getInstanceIdentifierContext().getSchemaNode().getQName(), "path")));
541 final Object pathValue = path.isPresent() ? path.get().getValue() : null;
543 if (!(pathValue instanceof YangInstanceIdentifier)) {
544 final String errMsg = "Instance identifier was not normalized correctly ";
545 LOG.debug(errMsg + rpcQName);
546 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.OPERATION_FAILED);
549 final YangInstanceIdentifier pathIdentifier = ((YangInstanceIdentifier) pathValue);
550 String streamName = (String) CREATE_DATA_SUBSCR;
551 if (!pathIdentifier.isEmpty()) {
552 final String fullRestconfIdentifier = DATA_SUBSCR
553 + this.controllerContext.toFullRestconfIdentifier(pathIdentifier, null);
555 LogicalDatastoreType datastore = parseEnumTypeParameter(value, LogicalDatastoreType.class, DATASTORE_PARAM_NAME);
556 datastore = datastore == null ? DEFAULT_DATASTORE : datastore;
558 DataChangeScope scope = parseEnumTypeParameter(value, DataChangeScope.class, SCOPE_PARAM_NAME);
559 scope = scope == null ? DEFAULT_SCOPE : scope;
561 streamName = Notificator.createStreamNameFromUri(fullRestconfIdentifier + "/datastore=" + datastore
562 + "/scope=" + scope);
565 if (Strings.isNullOrEmpty(streamName)) {
566 final String errMsg = "Path is empty or contains value node which is not Container or List build-in type.";
567 LOG.debug(errMsg + pathIdentifier);
568 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
571 final QName outputQname = QName.create(rpcQName, "output");
572 final QName streamNameQname = QName.create(rpcQName, "stream-name");
574 final ContainerNode output = ImmutableContainerNodeBuilder.create().withNodeIdentifier(new NodeIdentifier(outputQname))
575 .withChild(ImmutableNodes.leafNode(streamNameQname, streamName)).build();
577 if (!Notificator.existListenerFor(streamName)) {
578 Notificator.createListener(pathIdentifier, streamName);
581 final DOMRpcResult defaultDOMRpcResult = new DefaultDOMRpcResult(output);
583 return Futures.immediateCheckedFuture(defaultDOMRpcResult);
587 public NormalizedNodeContext invokeRpc(final String identifier, final String noPayload, final UriInfo uriInfo) {
588 if (noPayload != null && !CharMatcher.WHITESPACE.matchesAllOf(noPayload)) {
589 throw new RestconfDocumentedException("Content must be empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
592 String identifierEncoded = null;
593 DOMMountPoint mountPoint = null;
594 final SchemaContext schemaContext;
595 if (identifier.contains(ControllerContext.MOUNT)) {
596 // mounted RPC call - look up mount instance.
597 final InstanceIdentifierContext<?> mountPointId = controllerContext.toMountPointIdentifier(identifier);
598 mountPoint = mountPointId.getMountPoint();
599 schemaContext = mountPoint.getSchemaContext();
600 final int startOfRemoteRpcName = identifier.lastIndexOf(ControllerContext.MOUNT)
601 + ControllerContext.MOUNT.length() + 1;
602 final String remoteRpcName = identifier.substring(startOfRemoteRpcName);
603 identifierEncoded = remoteRpcName;
605 } else if (identifier.indexOf("/") != CHAR_NOT_FOUND) {
606 final String slashErrorMsg = String.format("Identifier %n%s%ncan\'t contain slash "
607 + "character (/).%nIf slash is part of identifier name then use %%2F placeholder.", identifier);
608 LOG.debug(slashErrorMsg);
609 throw new RestconfDocumentedException(slashErrorMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
611 identifierEncoded = identifier;
612 schemaContext = controllerContext.getGlobalSchema();
615 final String identifierDecoded = controllerContext.urlPathArgDecode(identifierEncoded);
617 RpcDefinition rpc = null;
618 if (mountPoint == null) {
619 rpc = controllerContext.getRpcDefinition(identifierDecoded, null);
621 rpc = findRpc(mountPoint.getSchemaContext(), identifierDecoded);
625 LOG.debug("RPC " + identifierDecoded + " does not exist.");
626 throw new RestconfDocumentedException("RPC does not exist.", ErrorType.RPC, ErrorTag.UNKNOWN_ELEMENT);
629 if (rpc.getInput() != null) {
630 LOG.debug("RPC " + rpc + " does not need input value.");
631 // FIXME : find a correct Error from specification
632 throw new IllegalStateException("RPC " + rpc + " does'n need input value!");
635 final CheckedFuture<DOMRpcResult, DOMRpcException> response;
636 if (mountPoint != null) {
637 final Optional<DOMRpcService> mountRpcServices = mountPoint.getService(DOMRpcService.class);
638 if ( ! mountRpcServices.isPresent()) {
639 throw new RestconfDocumentedException("Rpc service is missing.");
641 response = mountRpcServices.get().invokeRpc(rpc.getPath(), null);
643 response = broker.invokeRpc(rpc.getPath(), null);
646 final DOMRpcResult result = checkRpcResponse(response);
648 return new NormalizedNodeContext(new InstanceIdentifierContext<>(null, rpc, mountPoint, schemaContext),
649 result.getResult(), QueryParametersParser.parseWriterParameters(uriInfo));
652 private static RpcDefinition findRpc(final SchemaContext schemaContext, final String identifierDecoded) {
653 final String[] splittedIdentifier = identifierDecoded.split(":");
654 if (splittedIdentifier.length != 2) {
655 final String errMsg = identifierDecoded + " couldn't be splitted to 2 parts (module:rpc name)";
657 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.INVALID_VALUE);
659 for (final Module module : schemaContext.getModules()) {
660 if (module.getName().equals(splittedIdentifier[0])) {
661 for (final RpcDefinition rpcDefinition : module.getRpcs()) {
662 if (rpcDefinition.getQName().getLocalName().equals(splittedIdentifier[1])) {
663 return rpcDefinition;
672 public NormalizedNodeContext readConfigurationData(final String identifier, final UriInfo uriInfo) {
673 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
674 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
675 NormalizedNode<?, ?> data = null;
676 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
677 if (mountPoint != null) {
678 data = broker.readConfigurationData(mountPoint, normalizedII);
680 data = broker.readConfigurationData(normalizedII);
683 final String errMsg = "Request could not be completed because the relevant data model content does not exist ";
684 LOG.debug(errMsg + identifier);
685 throw new RestconfDocumentedException(errMsg, ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
687 return new NormalizedNodeContext(iiWithData, data, QueryParametersParser.parseWriterParameters(uriInfo));
691 public NormalizedNodeContext readOperationalData(final String identifier, final UriInfo uriInfo) {
692 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
693 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
694 NormalizedNode<?, ?> data = null;
695 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
696 if (mountPoint != null) {
697 data = broker.readOperationalData(mountPoint, normalizedII);
699 data = broker.readOperationalData(normalizedII);
702 final String errMsg = "Request could not be completed because the relevant data model content does not exist ";
703 LOG.debug(errMsg + identifier);
704 throw new RestconfDocumentedException(errMsg , ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
706 return new NormalizedNodeContext(iiWithData, data, QueryParametersParser.parseWriterParameters(uriInfo));
710 public Response updateConfigurationData(final String identifier, final NormalizedNodeContext payload) {
711 Preconditions.checkNotNull(identifier);
712 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
714 validateInput(iiWithData.getSchemaNode(), payload);
715 validateTopLevelNodeName(payload, iiWithData.getInstanceIdentifier());
716 validateListKeysEqualityInPayloadAndUri(payload);
718 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
719 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
722 * There is a small window where another write transaction could be updating the same data
723 * simultaneously and we get an OptimisticLockFailedException. This error is likely
724 * transient and The WriteTransaction#submit API docs state that a retry will likely
725 * succeed. So we'll try again if that scenario occurs. If it fails a third time then it
726 * probably will never succeed so we'll fail in that case.
728 * By retrying we're attempting to hide the internal implementation of the data store and
729 * how it handles concurrent updates from the restconf client. The client has instructed us
730 * to put the data and we should make every effort to do so without pushing optimistic lock
731 * failures back to the client and forcing them to handle it via retry (and having to
732 * document the behavior).
737 if (mountPoint != null) {
738 broker.commitConfigurationDataPut(mountPoint, normalizedII, payload.getData()).checkedGet();
740 broker.commitConfigurationDataPut(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
744 } catch (final TransactionCommitFailedException e) {
745 if(e instanceof OptimisticLockFailedException) {
747 LOG.debug("Got OptimisticLockFailedException on last try - failing " + identifier);
748 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
751 LOG.debug("Got OptimisticLockFailedException - trying again " + identifier);
753 LOG.debug("Update ConfigDataStore fail " + identifier, e);
754 throw new RestconfDocumentedException(e.getMessage(), e, e.getErrorList());
756 } catch (Exception e) {
757 final String errMsg = "Error updating data ";
758 LOG.debug(errMsg + identifier, e);
759 throw new RestconfDocumentedException(errMsg, e);
763 return Response.status(Status.OK).build();
766 private static void validateTopLevelNodeName(final NormalizedNodeContext node,
767 final YangInstanceIdentifier identifier) {
769 final String payloadName = node.getData().getNodeType().getLocalName();
772 if (identifier.isEmpty()) {
774 if (!node.getData().getNodeType().equals(NETCONF_BASE_QNAME)) {
775 throw new RestconfDocumentedException("Instance identifier has to contain at least one path argument",
776 ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
780 final String identifierName = identifier.getLastPathArgument().getNodeType().getLocalName();
781 if (!payloadName.equals(identifierName)) {
782 throw new RestconfDocumentedException("Payload name (" + payloadName
783 + ") is different from identifier name (" + identifierName + ")", ErrorType.PROTOCOL,
784 ErrorTag.MALFORMED_MESSAGE);
790 * Validates whether keys in {@code payload} are equal to values of keys in {@code iiWithData} for list schema node
792 * @throws RestconfDocumentedException
793 * if key values or key count in payload and URI isn't equal
796 private static void validateListKeysEqualityInPayloadAndUri(final NormalizedNodeContext payload) {
797 Preconditions.checkArgument(payload != null);
798 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
799 final PathArgument lastPathArgument = iiWithData.getInstanceIdentifier().getLastPathArgument();
800 final SchemaNode schemaNode = iiWithData.getSchemaNode();
801 final NormalizedNode<?, ?> data = payload.getData();
802 if (schemaNode instanceof ListSchemaNode) {
803 final List<QName> keyDefinitions = ((ListSchemaNode) schemaNode).getKeyDefinition();
804 if (lastPathArgument instanceof NodeIdentifierWithPredicates && data instanceof MapEntryNode) {
805 final Map<QName, Object> uriKeyValues = ((NodeIdentifierWithPredicates) lastPathArgument).getKeyValues();
806 isEqualUriAndPayloadKeyValues(uriKeyValues, (MapEntryNode) data, keyDefinitions);
811 private static void isEqualUriAndPayloadKeyValues(final Map<QName, Object> uriKeyValues,
812 final MapEntryNode payload, final List<QName> keyDefinitions) {
814 final Map<QName, Object> mutableCopyUriKeyValues = Maps.newHashMap(uriKeyValues);
815 for (final QName keyDefinition : keyDefinitions) {
816 final Object uriKeyValue = mutableCopyUriKeyValues.remove(keyDefinition);
817 // should be caught during parsing URI to InstanceIdentifier
818 RestconfValidationUtils.checkDocumentedError(uriKeyValue != null, ErrorType.PROTOCOL, ErrorTag.DATA_MISSING,
819 "Missing key " + keyDefinition + " in URI.");
821 final Object dataKeyValue = payload.getIdentifier().getKeyValues().get(keyDefinition);
823 if ( ! uriKeyValue.equals(dataKeyValue)) {
824 final String errMsg = "The value '" + uriKeyValue + "' for key '" + keyDefinition.getLocalName() +
825 "' specified in the URI doesn't match the value '" + dataKeyValue + "' specified in the message body. ";
826 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
832 public Response createConfigurationData(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
833 return createConfigurationData(payload, uriInfo);
836 // FIXME create RestconfIdetifierHelper and move this method there
837 private static YangInstanceIdentifier checkConsistencyOfNormalizedNodeContext(final NormalizedNodeContext payload) {
838 Preconditions.checkArgument(payload != null);
839 Preconditions.checkArgument(payload.getData() != null);
840 Preconditions.checkArgument(payload.getData().getNodeType() != null);
841 Preconditions.checkArgument(payload.getInstanceIdentifierContext() != null);
842 Preconditions.checkArgument(payload.getInstanceIdentifierContext().getInstanceIdentifier() != null);
844 final QName payloadNodeQname = payload.getData().getNodeType();
845 final YangInstanceIdentifier yangIdent = payload.getInstanceIdentifierContext().getInstanceIdentifier();
846 if (payloadNodeQname.compareTo(yangIdent.getLastPathArgument().getNodeType()) > 0) {
849 final InstanceIdentifierContext<?> parentContext = payload.getInstanceIdentifierContext();
850 final SchemaNode parentSchemaNode = parentContext.getSchemaNode();
851 if(parentSchemaNode instanceof DataNodeContainer) {
852 final DataNodeContainer cast = (DataNodeContainer) parentSchemaNode;
853 for (final DataSchemaNode child : cast.getChildNodes()) {
854 if (payloadNodeQname.compareTo(child.getQName()) == 0) {
855 return YangInstanceIdentifier.builder(yangIdent).node(child.getQName()).build();
859 if (parentSchemaNode instanceof RpcDefinition) {
862 final String errMsg = "Error parsing input: DataSchemaNode has not children ";
863 LOG.info(errMsg + yangIdent);
864 throw new RestconfDocumentedException(errMsg, ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
868 public Response createConfigurationData(final NormalizedNodeContext payload, final UriInfo uriInfo) {
869 if (payload == null) {
870 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
873 // FIXME: move this to parsing stage (we can have augmentation nodes here which do not have namespace)
874 // final URI payloadNS = payload.getData().getNodeType().getNamespace();
875 // if (payloadNS == null) {
876 // throw new RestconfDocumentedException(
877 // "Data has bad format. Root element node must have namespace (XML format) or module name(JSON format)",
878 // ErrorType.PROTOCOL, ErrorTag.UNKNOWN_NAMESPACE);
881 final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
882 final InstanceIdentifierContext<?> iiWithData = payload.getInstanceIdentifierContext();
883 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
885 if (mountPoint != null) {
886 broker.commitConfigurationDataPost(mountPoint, normalizedII, payload.getData()).checkedGet();
888 broker.commitConfigurationDataPost(controllerContext.getGlobalSchema(), normalizedII, payload.getData()).checkedGet();
890 } catch(final RestconfDocumentedException e) {
892 } catch (final Exception e) {
893 final String errMsg = "Error creating data ";
894 LOG.info(errMsg + (uriInfo != null ? uriInfo.getPath() : ""), e);
895 throw new RestconfDocumentedException(errMsg, e);
898 final ResponseBuilder responseBuilder = Response.status(Status.NO_CONTENT);
899 // FIXME: Provide path to result.
900 final URI location = resolveLocation(uriInfo, "", mountPoint, normalizedII);
901 if (location != null) {
902 responseBuilder.location(location);
904 return responseBuilder.build();
907 private URI resolveLocation(final UriInfo uriInfo, final String uriBehindBase, final DOMMountPoint mountPoint, final YangInstanceIdentifier normalizedII) {
908 if(uriInfo == null) {
909 // This is null if invoked internally
913 final UriBuilder uriBuilder = uriInfo.getBaseUriBuilder();
914 uriBuilder.path("config");
916 uriBuilder.path(controllerContext.toFullRestconfIdentifier(normalizedII, mountPoint));
917 } catch (final Exception e) {
918 LOG.info("Location for instance identifier" + normalizedII + "wasn't created", e);
921 return uriBuilder.build();
925 public Response deleteConfigurationData(final String identifier) {
926 final InstanceIdentifierContext<?> iiWithData = controllerContext.toInstanceIdentifier(identifier);
927 final DOMMountPoint mountPoint = iiWithData.getMountPoint();
928 final YangInstanceIdentifier normalizedII = iiWithData.getInstanceIdentifier();
931 if (mountPoint != null) {
932 broker.commitConfigurationDataDelete(mountPoint, normalizedII).checkedGet();
934 broker.commitConfigurationDataDelete(normalizedII).checkedGet();
936 } catch (final TransactionCommitFailedException e) {
937 final String errMsg = "Error while deleting data";
939 throw new RestconfDocumentedException(errMsg, e);
942 return Response.status(Status.OK).build();
946 * Subscribes to some path in schema context (stream) to listen on changes on this stream.
948 * Additional parameters for subscribing to stream are loaded via rpc input parameters:
950 * <li>datastore - default CONFIGURATION (other values of {@link LogicalDatastoreType} enum type)</li>
951 * <li>scope - default BASE (other values of {@link DataChangeScope})</li>
955 public Response subscribeToStream(final String identifier, final UriInfo uriInfo) {
956 if (identifier.contains(DATA_SUBSCR)) {
957 return dataSubs(identifier, uriInfo);
958 } else if (identifier.contains(NOTIFICATION_STREAM)) {
959 return notifStream(identifier, uriInfo);
961 final String msg = "Bad type of notification of sal-remote";
963 throw new RestconfDocumentedException(msg);
967 * Register notification listener by stream name
973 * @return {@link Response}
975 private Response notifStream(final String identifier, final UriInfo uriInfo) {
976 final String streamName = Notificator.createStreamNameFromUri(identifier);
977 if (Strings.isNullOrEmpty(streamName)) {
978 throw new RestconfDocumentedException("Stream name is empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
980 final List<NotificationListenerAdapter> listeners = Notificator.getNotificationListenerFor(streamName);
981 if ((listeners == null) || listeners.isEmpty()) {
982 throw new RestconfDocumentedException("Stream was not found.", ErrorType.PROTOCOL,
983 ErrorTag.UNKNOWN_ELEMENT);
986 for (final NotificationListenerAdapter listener : listeners) {
987 this.broker.registerToListenNotification(listener);
990 final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
991 int notificationPort = NOTIFICATION_PORT;
993 final WebSocketServer webSocketServerInstance = WebSocketServer.getInstance();
994 notificationPort = webSocketServerInstance.getPort();
995 } catch (final NullPointerException e) {
996 WebSocketServer.createInstance(NOTIFICATION_PORT);
998 final UriBuilder uriToWebsocketServerBuilder = uriBuilder.port(notificationPort).scheme("ws");
999 final URI uriToWebsocketServer = uriToWebsocketServerBuilder.replacePath(streamName).build();
1001 return Response.status(Status.OK).location(uriToWebsocketServer).build();
1005 * Register data change listener by stream name
1011 * @return {@link Response}
1013 private Response dataSubs(final String identifier, final UriInfo uriInfo) {
1014 final String streamName = Notificator.createStreamNameFromUri(identifier);
1015 if (Strings.isNullOrEmpty(streamName)) {
1016 throw new RestconfDocumentedException("Stream name is empty.", ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE);
1019 final ListenerAdapter listener = Notificator.getListenerFor(streamName);
1020 if (listener == null) {
1021 throw new RestconfDocumentedException("Stream was not found.", ErrorType.PROTOCOL, ErrorTag.UNKNOWN_ELEMENT);
1024 final Map<String, String> paramToValues = resolveValuesFromUri(identifier);
1025 final LogicalDatastoreType datastore = parserURIEnumParameter(LogicalDatastoreType.class,
1026 paramToValues.get(DATASTORE_PARAM_NAME));
1027 if (datastore == null) {
1028 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /datastore=)",
1029 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
1031 final DataChangeScope scope = parserURIEnumParameter(DataChangeScope.class, paramToValues.get(SCOPE_PARAM_NAME));
1032 if (scope == null) {
1033 throw new RestconfDocumentedException("Stream name doesn't contains datastore value (pattern /scope=)",
1034 ErrorType.APPLICATION, ErrorTag.MISSING_ATTRIBUTE);
1037 broker.registerToListenDataChanges(datastore, scope, listener);
1039 final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
1040 int notificationPort = NOTIFICATION_PORT;
1042 final WebSocketServer webSocketServerInstance = WebSocketServer.getInstance();
1043 notificationPort = webSocketServerInstance.getPort();
1044 } catch (final NullPointerException e) {
1045 WebSocketServer.createInstance(NOTIFICATION_PORT);
1047 final UriBuilder uriToWebsocketServerBuilder = uriBuilder.port(notificationPort).scheme("ws");
1048 final URI uriToWebsocketServer = uriToWebsocketServerBuilder.replacePath(streamName).build();
1050 return Response.status(Status.OK).location(uriToWebsocketServer).build();
1054 public PATCHStatusContext patchConfigurationData(String identifier, PATCHContext context, UriInfo uriInfo) {
1055 if (context == null) {
1056 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
1059 return broker.patchConfigurationDataWithinTransaction(context, controllerContext.getGlobalSchema());
1060 } catch (TransactionCommitFailedException e) {
1061 LOG.debug("Patch transaction failed", e);
1062 throw new RestconfDocumentedException(e.getMessage());
1067 public PATCHStatusContext patchConfigurationData(PATCHContext context, @Context UriInfo uriInfo) {
1068 if (context == null) {
1069 throw new RestconfDocumentedException("Input is required.", ErrorType.PROTOCOL, ErrorTag.MALFORMED_MESSAGE);
1072 return broker.patchConfigurationDataWithinTransaction(context, controllerContext.getGlobalSchema());
1073 } catch (TransactionCommitFailedException e) {
1074 LOG.debug("Patch transaction failed", e);
1075 throw new RestconfDocumentedException(e.getMessage());
1080 * Load parameter for subscribing to stream from input composite node
1084 * @return enum object if its string value is equal to {@code paramName}. In other cases null.
1086 private static <T> T parseEnumTypeParameter(final ContainerNode value, final Class<T> classDescriptor,
1087 final String paramName) {
1088 final Optional<DataContainerChild<? extends PathArgument, ?>> augNode = value.getChild(SAL_REMOTE_AUG_IDENTIFIER);
1089 if (!augNode.isPresent() && !(augNode instanceof AugmentationNode)) {
1092 final Optional<DataContainerChild<? extends PathArgument, ?>> enumNode =
1093 ((AugmentationNode) augNode.get()).getChild(new NodeIdentifier(QName.create(SAL_REMOTE_AUGMENT, paramName)));
1094 if (!enumNode.isPresent()) {
1097 final Object rawValue = enumNode.get().getValue();
1098 if (!(rawValue instanceof String)) {
1102 return resolveAsEnum(classDescriptor, (String) rawValue);
1106 * Checks whether {@code value} is one of the string representation of enumeration {@code classDescriptor}
1108 * @return enum object if string value of {@code classDescriptor} enumeration is equal to {@code value}. Other cases
1111 private static <T> T parserURIEnumParameter(final Class<T> classDescriptor, final String value) {
1112 if (Strings.isNullOrEmpty(value)) {
1115 return resolveAsEnum(classDescriptor, value);
1118 private static <T> T resolveAsEnum(final Class<T> classDescriptor, final String value) {
1119 final T[] enumConstants = classDescriptor.getEnumConstants();
1120 if (enumConstants != null) {
1121 for (final T enm : classDescriptor.getEnumConstants()) {
1122 if (((Enum<?>) enm).name().equals(value)) {
1130 private static Map<String, String> resolveValuesFromUri(final String uri) {
1131 final Map<String, String> result = new HashMap<>();
1132 final String[] tokens = uri.split("/");
1133 for (int i = 1; i < tokens.length; i++) {
1134 final String[] parameterTokens = tokens[i].split("=");
1135 if (parameterTokens.length == 2) {
1136 result.put(parameterTokens[0], parameterTokens[1]);
1142 public BigInteger getOperationalReceived() {
1143 // TODO Auto-generated method stub
1147 private MapNode makeModuleMapNode(final Set<Module> modules) {
1148 Preconditions.checkNotNull(modules);
1149 final Module restconfModule = getRestconfModule();
1150 final DataSchemaNode moduleSchemaNode = controllerContext.getRestconfModuleRestConfSchemaNode(
1151 restconfModule, Draft02.RestConfModule.MODULE_LIST_SCHEMA_NODE);
1152 Preconditions.checkState(moduleSchemaNode instanceof ListSchemaNode);
1154 final CollectionNodeBuilder<MapEntryNode, MapNode> listModuleBuilder = Builders
1155 .mapBuilder((ListSchemaNode) moduleSchemaNode);
1157 for (final Module module : modules) {
1158 listModuleBuilder.withChild(toModuleEntryNode(module, moduleSchemaNode));
1160 return listModuleBuilder.build();
1163 protected MapEntryNode toModuleEntryNode(final Module module, final DataSchemaNode moduleSchemaNode) {
1164 Preconditions.checkArgument(moduleSchemaNode instanceof ListSchemaNode,
1165 "moduleSchemaNode has to be of type ListSchemaNode");
1166 final ListSchemaNode listModuleSchemaNode = (ListSchemaNode) moduleSchemaNode;
1167 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> moduleNodeValues = Builders
1168 .mapEntryBuilder(listModuleSchemaNode);
1170 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1171 (listModuleSchemaNode), "name");
1172 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1173 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1174 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(module.getName())
1177 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1178 (listModuleSchemaNode), "revision");
1179 final DataSchemaNode revisionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1180 Preconditions.checkState(revisionSchemaNode instanceof LeafSchemaNode);
1181 final String revision = REVISION_FORMAT.format(module.getRevision());
1182 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) revisionSchemaNode).withValue(revision)
1185 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1186 (listModuleSchemaNode), "namespace");
1187 final DataSchemaNode namespaceSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1188 Preconditions.checkState(namespaceSchemaNode instanceof LeafSchemaNode);
1189 moduleNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) namespaceSchemaNode)
1190 .withValue(module.getNamespace().toString()).build());
1192 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1193 (listModuleSchemaNode), "feature");
1194 final DataSchemaNode featureSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1195 Preconditions.checkState(featureSchemaNode instanceof LeafListSchemaNode);
1196 final ListNodeBuilder<Object, LeafSetEntryNode<Object>> featuresBuilder = Builders
1197 .leafSetBuilder((LeafListSchemaNode) featureSchemaNode);
1198 for (final FeatureDefinition feature : module.getFeatures()) {
1199 featuresBuilder.withChild(Builders.leafSetEntryBuilder(((LeafListSchemaNode) featureSchemaNode))
1200 .withValue(feature.getQName().getLocalName()).build());
1202 moduleNodeValues.withChild(featuresBuilder.build());
1204 return moduleNodeValues.build();
1207 protected MapEntryNode toStreamEntryNode(final String streamName, final DataSchemaNode streamSchemaNode) {
1208 Preconditions.checkArgument(streamSchemaNode instanceof ListSchemaNode,
1209 "streamSchemaNode has to be of type ListSchemaNode");
1210 final ListSchemaNode listStreamSchemaNode = (ListSchemaNode) streamSchemaNode;
1211 final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> streamNodeValues = Builders
1212 .mapEntryBuilder(listStreamSchemaNode);
1214 List<DataSchemaNode> instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1215 (listStreamSchemaNode), "name");
1216 final DataSchemaNode nameSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1217 Preconditions.checkState(nameSchemaNode instanceof LeafSchemaNode);
1218 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode).withValue(streamName)
1221 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1222 (listStreamSchemaNode), "description");
1223 final DataSchemaNode descriptionSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1224 Preconditions.checkState(descriptionSchemaNode instanceof LeafSchemaNode);
1225 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) nameSchemaNode)
1226 .withValue("DESCRIPTION_PLACEHOLDER").build());
1228 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1229 (listStreamSchemaNode), "replay-support");
1230 final DataSchemaNode replaySupportSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1231 Preconditions.checkState(replaySupportSchemaNode instanceof LeafSchemaNode);
1232 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replaySupportSchemaNode)
1233 .withValue(Boolean.valueOf(true)).build());
1235 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1236 (listStreamSchemaNode), "replay-log-creation-time");
1237 final DataSchemaNode replayLogCreationTimeSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1238 Preconditions.checkState(replayLogCreationTimeSchemaNode instanceof LeafSchemaNode);
1239 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) replayLogCreationTimeSchemaNode)
1240 .withValue("").build());
1242 instanceDataChildrenByName = ControllerContext.findInstanceDataChildrenByName(
1243 (listStreamSchemaNode), "events");
1244 final DataSchemaNode eventsSchemaNode = Iterables.getFirst(instanceDataChildrenByName, null);
1245 Preconditions.checkState(eventsSchemaNode instanceof LeafSchemaNode);
1246 streamNodeValues.withChild(Builders.leafBuilder((LeafSchemaNode) eventsSchemaNode)
1247 .withValue("").build());
1249 return streamNodeValues.build();
1253 * Prepare stream for notification
1256 * - contains list of qnames of notifications
1257 * @return - checked future object
1259 private CheckedFuture<DOMRpcResult, DOMRpcException> invokeSalRemoteRpcNotifiStrRPC(
1260 final NormalizedNodeContext payload) {
1261 final ContainerNode data = (ContainerNode) payload.getData();
1262 LeafSetNode leafSet = null;
1263 String outputType = "XML";
1264 for (final DataContainerChild<? extends PathArgument, ?> dataChild : data.getValue()) {
1265 if (dataChild instanceof LeafSetNode) {
1266 leafSet = (LeafSetNode) dataChild;
1267 } else if (dataChild instanceof AugmentationNode) {
1268 outputType = (String) (((AugmentationNode) dataChild).getValue()).iterator().next().getValue();
1272 final Collection<LeafSetEntryNode> entryNodes = leafSet.getValue();
1273 final List<SchemaPath> paths = new ArrayList<>();
1274 String streamName = CREATE_NOTIFICATION_STREAM + "/";
1276 final Iterator<LeafSetEntryNode> iterator = entryNodes.iterator();
1277 while (iterator.hasNext()) {
1278 final QName valueQName = QName.create((String) iterator.next().getValue());
1279 final Module module = ControllerContext.getInstance()
1280 .findModuleByNamespace(valueQName.getModule().getNamespace());
1281 Preconditions.checkNotNull(module, "Module for namespace " + valueQName.getModule().getNamespace()
1282 + " does not exist");
1283 NotificationDefinition notifiDef = null;
1284 for (final NotificationDefinition notification : module.getNotifications()) {
1285 if (notification.getQName().equals(valueQName)) {
1286 notifiDef = notification;
1290 final String moduleName = module.getName();
1291 Preconditions.checkNotNull(notifiDef,
1292 "Notification " + valueQName + "doesn't exist in module " + moduleName);
1293 paths.add(notifiDef.getPath());
1294 streamName = streamName + moduleName + ":" + valueQName.getLocalName();
1295 if (iterator.hasNext()) {
1296 streamName = streamName + ",";
1300 final QName rpcQName = payload.getInstanceIdentifierContext().getSchemaNode().getQName();
1301 final QName outputQname = QName.create(rpcQName, "output");
1302 final QName streamNameQname = QName.create(rpcQName, "notification-stream-identifier");
1304 final ContainerNode output = ImmutableContainerNodeBuilder.create()
1305 .withNodeIdentifier(new NodeIdentifier(outputQname))
1306 .withChild(ImmutableNodes.leafNode(streamNameQname, streamName)).build();
1308 if (!Notificator.existNotificationListenerFor(streamName)) {
1309 Notificator.createNotificationListener(paths, streamName, outputType);
1312 final DOMRpcResult defaultDOMRpcResult = new DefaultDOMRpcResult(output);
1314 return Futures.immediateCheckedFuture(defaultDOMRpcResult);