2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.netconf.impl.osgi;
10 import com.google.common.base.Function;
11 import com.google.common.base.Preconditions;
12 import com.google.common.collect.Collections2;
13 import com.google.common.collect.Lists;
14 import com.google.common.collect.Sets;
15 import io.netty.util.internal.ConcurrentSet;
16 import java.util.Collections;
17 import java.util.List;
19 import javax.annotation.Nonnull;
20 import org.opendaylight.controller.netconf.api.monitoring.NetconfManagementSession;
21 import org.opendaylight.controller.netconf.api.monitoring.NetconfMonitoringService;
22 import org.opendaylight.controller.netconf.mapping.api.Capability;
23 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationProvider;
24 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
25 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceSnapshot;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Yang;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Schemas;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.SchemasBuilder;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Sessions;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.SessionsBuilder;
32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.Schema;
33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.SchemaBuilder;
34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.schemas.SchemaKey;
35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
39 public class NetconfMonitoringServiceImpl implements NetconfMonitoringService, SessionMonitoringService {
41 private static final Logger logger = LoggerFactory.getLogger(NetconfMonitoringServiceImpl.class);
43 private final Set<NetconfManagementSession> sessions = new ConcurrentSet<>();
44 private final NetconfOperationProvider netconfOperationProvider;
46 public NetconfMonitoringServiceImpl(NetconfOperationProvider netconfOperationProvider) {
47 this.netconfOperationProvider = netconfOperationProvider;
51 public void onSessionUp(NetconfManagementSession session) {
52 logger.debug("Session {} up", session);
53 Preconditions.checkState(!sessions.contains(session), "Session %s was already added", session);
54 sessions.add(session);
58 public void onSessionDown(NetconfManagementSession session) {
59 logger.debug("Session {} down", session);
60 Preconditions.checkState(sessions.contains(session), "Session %s not present", session);
61 sessions.remove(session);
65 public Sessions getSessions() {
66 return new SessionsBuilder().setSession(transformSessions(sessions)).build();
70 public Schemas getSchemas() {
71 // capabilities should be split from operations (it will allow to move getSchema operation to monitoring module)
72 try (NetconfOperationServiceSnapshot snapshot = netconfOperationProvider.openSnapshot("netconf-monitoring")) {
73 return transformSchemas(snapshot.getServices());
74 } catch (RuntimeException e) {
76 } catch (Exception e) {
77 throw new IllegalStateException("Exception while closing", e);
81 private Schemas transformSchemas(Set<NetconfOperationService> services) {
82 Set<Capability> caps = Sets.newHashSet();
84 List<Schema> schemas = Lists.newArrayList();
87 for (NetconfOperationService netconfOperationService : services) {
88 // TODO check for duplicates ? move capability merging to snapshot
89 // Split capabilities from operations first and delete this duplicate code
90 caps.addAll(netconfOperationService.getCapabilities());
93 for (Capability cap : caps) {
94 SchemaBuilder builder = new SchemaBuilder();
96 if (cap.getCapabilitySchema().isPresent() == false) {
100 Preconditions.checkState(cap.getModuleNamespace().isPresent());
101 builder.setNamespace(new Uri(cap.getModuleNamespace().get()));
103 Preconditions.checkState(cap.getRevision().isPresent());
104 String version = cap.getRevision().get();
105 builder.setVersion(version);
107 Preconditions.checkState(cap.getModuleName().isPresent());
108 String identifier = cap.getModuleName().get();
109 builder.setIdentifier(identifier);
111 builder.setFormat(Yang.class);
113 builder.setLocation(transformLocations(cap.getLocation().or(Collections.<String>emptyList())));
115 builder.setKey(new SchemaKey(Yang.class, identifier, version));
117 schemas.add(builder.build());
120 return new SchemasBuilder().setSchema(schemas).build();
123 private List<Schema.Location> transformLocations(List<String> locations) {
124 List<Schema.Location> monitoringLocations = Lists.newArrayList();
125 monitoringLocations.add(new Schema.Location(Schema.Location.Enumeration.NETCONF));
127 for (String location : locations) {
128 monitoringLocations.add(new Schema.Location(new Uri(location)));
131 return monitoringLocations;
134 private List<Session> transformSessions(Set<NetconfManagementSession> sessions) {
135 return Lists.newArrayList(Collections2.transform(sessions, new Function<NetconfManagementSession, Session>() {
137 public Session apply(@Nonnull NetconfManagementSession input) {
138 return input.toManagementSession();