+++ /dev/null
-/*
- * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.netconf.impl.osgi;
-
-import com.google.common.base.Function;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
-import com.google.common.collect.Collections2;
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableList.Builder;
-import com.google.common.collect.Lists;
-import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import org.opendaylight.netconf.api.capability.BasicCapability;
-import org.opendaylight.netconf.api.capability.Capability;
-import org.opendaylight.netconf.api.monitoring.CapabilityListener;
-import org.opendaylight.netconf.api.monitoring.NetconfMonitoringService;
-import org.opendaylight.netconf.mapping.api.NetconfOperationServiceFactory;
-import org.opendaylight.netconf.notifications.BaseNotificationPublisherRegistration;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Yang;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Capabilities;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.CapabilitiesBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Schemas;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.SchemasBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.Schema;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.SchemaBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.SchemaKey;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChange;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChangeBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.changed.by.parms.ChangedByBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.changed.by.parms.changed.by.server.or.user.ServerBuilder;
-
-class NetconfCapabilityMonitoringService implements CapabilityListener, AutoCloseable {
-
- private static final Schema.Location NETCONF_LOCATION = new Schema.Location(Schema.Location.Enumeration.NETCONF);
- private static final List<Schema.Location> NETCONF_LOCATIONS = ImmutableList.of(NETCONF_LOCATION);
- private static final BasicCapability CANDIDATE_CAPABILITY =
- new BasicCapability("urn:ietf:params:netconf:capability:candidate:1.0");
- private static final Function<Capability, Uri> CAPABILITY_TO_URI = input -> new Uri(input.getCapabilityUri());
-
- private final NetconfOperationServiceFactory netconfOperationProvider;
- private final Map<Uri, Capability> capabilities = Maps.newHashMap();
- private final Map<String, Map<String, String>> mappedModulesToRevisionToSchema = Maps.newHashMap();
-
-
- private final Set<NetconfMonitoringService.CapabilitiesListener> listeners = Sets.newHashSet();
- private volatile BaseNotificationPublisherRegistration notificationPublisher;
-
- NetconfCapabilityMonitoringService(final NetconfOperationServiceFactory netconfOperationProvider) {
- this.netconfOperationProvider = netconfOperationProvider;
- netconfOperationProvider.registerCapabilityListener(this);
- }
-
- @SuppressWarnings("checkstyle:IllegalCatch")
- synchronized Schemas getSchemas() {
- try {
- return transformSchemas(netconfOperationProvider.getCapabilities());
- } catch (final RuntimeException e) {
- throw e;
- } catch (final Exception e) {
- throw new IllegalStateException("Exception while closing", e);
- }
- }
-
- synchronized String getSchemaForModuleRevision(final String moduleName, final Optional<String> revision) {
-
- Map<String, String> revisionMapRequest = mappedModulesToRevisionToSchema.get(moduleName);
- Preconditions.checkState(revisionMapRequest != null,
- "Capability for module %s not present, available modules : %s",
- moduleName, Collections2.transform(capabilities.values(), CAPABILITY_TO_URI));
-
- if (revision.isPresent()) {
- String schema = revisionMapRequest.get(revision.get());
-
- Preconditions.checkState(schema != null,
- "Capability for module %s:%s not present, available revisions for module: %s", moduleName,
- revision.get(), revisionMapRequest.keySet());
-
- return schema;
- }
-
- Preconditions.checkState(revisionMapRequest.size() == 1,
- "Expected 1 capability for module %s, available revisions : %s", moduleName,
- revisionMapRequest.keySet());
- //Only one revision is present, so return it
- return revisionMapRequest.values().iterator().next();
- }
-
- private void updateCapabilityToSchemaMap(final Set<Capability> added, final Set<Capability> removed) {
- for (final Capability cap : added) {
- if (!isValidModuleCapability(cap)) {
- continue;
- }
-
- final String currentModuleName = cap.getModuleName().get();
- Map<String, String> revisionMap =
- mappedModulesToRevisionToSchema.computeIfAbsent(currentModuleName, k -> Maps.newHashMap());
-
- final String currentRevision = cap.getRevision().get();
- revisionMap.put(currentRevision, cap.getCapabilitySchema().get());
- }
- for (final Capability cap : removed) {
- if (!isValidModuleCapability(cap)) {
- continue;
- }
- final Map<String, String> revisionMap = mappedModulesToRevisionToSchema.get(cap.getModuleName().get());
- if (revisionMap != null) {
- revisionMap.remove(cap.getRevision().get());
- if (revisionMap.isEmpty()) {
- mappedModulesToRevisionToSchema.remove(cap.getModuleName().get());
- }
- }
- }
- }
-
- private static boolean isValidModuleCapability(final Capability cap) {
- return cap.getModuleName().isPresent()
- && cap.getRevision().isPresent()
- && cap.getCapabilitySchema().isPresent();
- }
-
-
- synchronized Capabilities getCapabilities() {
- return new CapabilitiesBuilder().setCapability(Lists.newArrayList(capabilities.keySet())).build();
- }
-
- synchronized AutoCloseable registerListener(final NetconfMonitoringService.CapabilitiesListener listener) {
- listeners.add(listener);
- listener.onCapabilitiesChanged(getCapabilities());
- listener.onSchemasChanged(getSchemas());
- return () -> {
- synchronized (NetconfCapabilityMonitoringService.this) {
- listeners.remove(listener);
- }
- };
- }
-
- private static Schemas transformSchemas(final Set<Capability> caps) {
- final List<Schema> schemas = new ArrayList<>(caps.size());
- for (final Capability cap : caps) {
- if (cap.getCapabilitySchema().isPresent()) {
- final SchemaBuilder builder = new SchemaBuilder();
-
- Preconditions.checkState(isValidModuleCapability(cap));
-
- builder.setNamespace(new Uri(cap.getModuleNamespace().get()));
-
- final String version = cap.getRevision().get();
- builder.setVersion(version);
-
- final String identifier = cap.getModuleName().get();
- builder.setIdentifier(identifier);
-
- builder.setFormat(Yang.class);
-
- builder.setLocation(transformLocations(cap.getLocation()));
-
- builder.withKey(new SchemaKey(Yang.class, identifier, version));
-
- schemas.add(builder.build());
- }
- }
-
- return new SchemasBuilder().setSchema(schemas).build();
- }
-
- private static List<Schema.Location> transformLocations(final Collection<String> locations) {
- if (locations.isEmpty()) {
- return NETCONF_LOCATIONS;
- }
-
- final Builder<Schema.Location> b = ImmutableList.builder();
- b.add(NETCONF_LOCATION);
-
- for (final String location : locations) {
- b.add(new Schema.Location(new Uri(location)));
- }
-
- return b.build();
- }
-
- private static Set<Capability> setupCapabilities(final Set<Capability> caps) {
- Set<Capability> capabilities = new HashSet<>(caps);
- capabilities.add(CANDIDATE_CAPABILITY);
- // TODO rollback on error not supported EditConfigXmlParser:100
- // [RFC6241] 8.5. Rollback-on-Error Capability
- // capabilities.add(new BasicCapability("urn:ietf:params:netconf:capability:rollback-on-error:1.0"));
- return capabilities;
- }
-
- @Override
- public synchronized void close() {
- listeners.clear();
- capabilities.clear();
- }
-
- @Override
- public synchronized void onCapabilitiesChanged(final Set<Capability> added, final Set<Capability> removed) {
- onCapabilitiesAdded(added);
- onCapabilitiesRemoved(removed);
- updateCapabilityToSchemaMap(added, removed);
- notifyCapabilityChanged(getCapabilities());
-
- // publish notification to notification collector about changed capabilities
- if (notificationPublisher != null) {
- notificationPublisher.onCapabilityChanged(computeDiff(added, removed));
- }
- }
-
- private void notifyCapabilityChanged(final Capabilities newCapabilities) {
- for (NetconfMonitoringService.CapabilitiesListener listener : listeners) {
- listener.onCapabilitiesChanged(newCapabilities);
- listener.onSchemasChanged(getSchemas());
- }
- }
-
-
- private static NetconfCapabilityChange computeDiff(final Set<Capability> added, final Set<Capability> removed) {
- final NetconfCapabilityChangeBuilder netconfCapabilityChangeBuilder = new NetconfCapabilityChangeBuilder();
- netconfCapabilityChangeBuilder
- .setChangedBy(new ChangedByBuilder().setServerOrUser(
- new ServerBuilder().setServer(Boolean.TRUE).build()).build());
- netconfCapabilityChangeBuilder.setDeletedCapability(Lists.newArrayList(Collections2
- .transform(removed, CAPABILITY_TO_URI)));
- netconfCapabilityChangeBuilder.setAddedCapability(Lists.newArrayList(Collections2
- .transform(added, CAPABILITY_TO_URI)));
- // TODO modified should be computed ... but why ?
- netconfCapabilityChangeBuilder.setModifiedCapability(Collections.emptyList());
- return netconfCapabilityChangeBuilder.build();
- }
-
-
- private void onCapabilitiesAdded(final Set<Capability> addedCaps) {
- this.capabilities.putAll(Maps.uniqueIndex(setupCapabilities(addedCaps), CAPABILITY_TO_URI));
- }
-
- private void onCapabilitiesRemoved(final Set<Capability> removedCaps) {
- for (final Capability addedCap : removedCaps) {
- capabilities.remove(new Uri(addedCap.getCapabilityUri()));
- }
- }
-
- void setNotificationPublisher(final BaseNotificationPublisherRegistration notificationPublisher) {
- this.notificationPublisher = notificationPublisher;
- }
-}
Code Review / transportpce.git / blobdiff