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
9 package org.opendaylight.controller.netconf.impl;
11 import com.google.common.base.Preconditions;
12 import io.netty.channel.Channel;
13 import java.text.SimpleDateFormat;
14 import java.util.Date;
15 import java.util.regex.Matcher;
16 import java.util.regex.Pattern;
17 import org.opendaylight.controller.netconf.api.monitoring.NetconfManagementSession;
18 import org.opendaylight.controller.netconf.nettyutil.AbstractNetconfSession;
19 import org.opendaylight.controller.netconf.nettyutil.handler.NetconfEXICodec;
20 import org.opendaylight.controller.netconf.nettyutil.handler.NetconfEXIToMessageDecoder;
21 import org.opendaylight.controller.netconf.nettyutil.handler.NetconfMessageToEXIEncoder;
22 import org.opendaylight.controller.netconf.nettyutil.handler.NetconfMessageToXMLEncoder;
23 import org.opendaylight.controller.netconf.nettyutil.handler.NetconfXMLToMessageDecoder;
24 import org.opendaylight.controller.netconf.util.messages.NetconfHelloMessageAdditionalHeader;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.DomainName;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Host;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.NetconfTcp;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1Builder;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfSsh;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Transport;
32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionBuilder;
34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionKey;
35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.DateAndTime;
36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.ZeroBasedCounter32;
37 import org.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
40 public final class NetconfServerSession extends AbstractNetconfSession<NetconfServerSession, NetconfServerSessionListener> implements NetconfManagementSession {
42 private static final Logger logger = LoggerFactory.getLogger(NetconfServerSession.class);
44 private final NetconfHelloMessageAdditionalHeader header;
46 private Date loginTime;
47 private long inRpcSuccess, inRpcFail, outRpcError;
49 public NetconfServerSession(NetconfServerSessionListener sessionListener, Channel channel, long sessionId,
50 NetconfHelloMessageAdditionalHeader header) {
51 super(sessionListener, channel, sessionId);
53 logger.debug("Session {} created", toString());
57 protected void sessionUp() {
59 Preconditions.checkState(loginTime == null, "Session is already up");
60 this.loginTime = new Date();
63 public void onIncommingRpcSuccess() {
67 public void onIncommingRpcFail() {
71 public void onOutgoingRpcError() {
75 public static final String ISO_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
77 private static final String dateTimePatternString = DateAndTime.PATTERN_CONSTANTS.get(0);
78 private static final Pattern dateTimePattern = Pattern.compile(dateTimePatternString);
81 public Session toManagementSession() {
82 SessionBuilder builder = new SessionBuilder();
84 builder.setSessionId(getSessionId());
85 builder.setSourceHost(new Host(new DomainName(header.getAddress())));
87 Preconditions.checkState(DateAndTime.PATTERN_CONSTANTS.size() == 1);
88 String formattedDateTime = formatDateTime(loginTime);
90 Matcher matcher = dateTimePattern.matcher(formattedDateTime);
91 Preconditions.checkState(matcher.matches(), "Formatted datetime %s does not match pattern %s", formattedDateTime, dateTimePattern);
92 builder.setLoginTime(new DateAndTime(formattedDateTime));
94 builder.setInBadRpcs(new ZeroBasedCounter32(inRpcFail));
95 builder.setInRpcs(new ZeroBasedCounter32(inRpcSuccess));
96 builder.setOutRpcErrors(new ZeroBasedCounter32(outRpcError));
98 builder.setUsername(header.getUserName());
99 builder.setTransport(getTransportForString(header.getTransport()));
101 builder.setOutNotifications(new ZeroBasedCounter32(0L));
103 builder.setKey(new SessionKey(getSessionId()));
105 Session1Builder builder1 = new Session1Builder();
106 builder1.setSessionIdentifier(header.getSessionIdentifier());
107 builder.addAugmentation(Session1.class, builder1.build());
109 return builder.build();
112 private Class<? extends Transport> getTransportForString(String transport) {
114 case "ssh" : return NetconfSsh.class;
115 case "tcp" : return NetconfTcp.class;
116 default: throw new IllegalArgumentException("Unknown transport type " + transport);
120 private String formatDateTime(Date loginTime) {
121 SimpleDateFormat dateFormat = new SimpleDateFormat(ISO_DATE_FORMAT);
122 return dateFormat.format(loginTime);
126 protected NetconfServerSession thisInstance() {
131 protected void addExiHandlers(NetconfEXICodec exiCodec) {
132 replaceMessageDecoder(new NetconfEXIToMessageDecoder(exiCodec));
133 replaceMessageEncoderAfterNextMessage(new NetconfMessageToEXIEncoder(exiCodec));
137 public void stopExiCommunication() {
138 replaceMessageDecoder(new NetconfXMLToMessageDecoder());
139 replaceMessageEncoderAfterNextMessage(new NetconfMessageToXMLEncoder());