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 java.text.SimpleDateFormat;
12 import java.util.Date;
13 import java.util.regex.Matcher;
14 import java.util.regex.Pattern;
16 import org.opendaylight.controller.netconf.api.monitoring.NetconfManagementSession;
17 import org.opendaylight.controller.netconf.util.AbstractNetconfSession;
18 import org.opendaylight.controller.netconf.util.handler.NetconfEXICodec;
19 import org.opendaylight.controller.netconf.util.handler.NetconfEXIToMessageDecoder;
20 import org.opendaylight.controller.netconf.util.handler.NetconfMessageToEXIEncoder;
21 import org.opendaylight.controller.netconf.util.handler.NetconfMessageToXMLEncoder;
22 import org.opendaylight.controller.netconf.util.handler.NetconfXMLToMessageDecoder;
23 import org.opendaylight.controller.netconf.util.messages.NetconfHelloMessageAdditionalHeader;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.DomainName;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Host;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.NetconfTcp;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1Builder;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfSsh;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Transport;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionBuilder;
33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionKey;
34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.DateAndTime;
35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.ZeroBasedCounter32;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
39 import com.google.common.base.Preconditions;
40 import io.netty.channel.Channel;
42 public final class NetconfServerSession extends AbstractNetconfSession<NetconfServerSession, NetconfServerSessionListener> implements NetconfManagementSession {
44 private static final Logger logger = LoggerFactory.getLogger(NetconfServerSession.class);
46 private final NetconfHelloMessageAdditionalHeader header;
48 private Date loginTime;
49 private long inRpcSuccess, inRpcFail, outRpcError;
51 public NetconfServerSession(NetconfServerSessionListener sessionListener, Channel channel, long sessionId,
52 NetconfHelloMessageAdditionalHeader header) {
53 super(sessionListener, channel, sessionId);
55 logger.debug("Session {} created", toString());
59 protected void sessionUp() {
61 Preconditions.checkState(loginTime == null, "Session is already up");
62 this.loginTime = new Date();
65 public void onIncommingRpcSuccess() {
69 public void onIncommingRpcFail() {
73 public void onOutgoingRpcError() {
77 public static final String ISO_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
79 private static final String dateTimePatternString = DateAndTime.PATTERN_CONSTANTS.get(0);
80 private static final Pattern dateTimePattern = Pattern.compile(dateTimePatternString);
83 public Session toManagementSession() {
84 SessionBuilder builder = new SessionBuilder();
86 builder.setSessionId(getSessionId());
87 builder.setSourceHost(new Host(new DomainName(header.getAddress())));
89 Preconditions.checkState(DateAndTime.PATTERN_CONSTANTS.size() == 1);
90 String formattedDateTime = formatDateTime(loginTime);
92 Matcher matcher = dateTimePattern.matcher(formattedDateTime);
93 Preconditions.checkState(matcher.matches(), "Formatted datetime %s does not match pattern %s", formattedDateTime, dateTimePattern);
94 builder.setLoginTime(new DateAndTime(formattedDateTime));
96 builder.setInBadRpcs(new ZeroBasedCounter32(inRpcFail));
97 builder.setInRpcs(new ZeroBasedCounter32(inRpcSuccess));
98 builder.setOutRpcErrors(new ZeroBasedCounter32(outRpcError));
100 builder.setUsername(header.getUserName());
101 builder.setTransport(getTransportForString(header.getTransport()));
103 builder.setOutNotifications(new ZeroBasedCounter32(0L));
105 builder.setKey(new SessionKey(getSessionId()));
107 Session1Builder builder1 = new Session1Builder();
108 builder1.setSessionIdentifier(header.getSessionIdentifier());
109 builder.addAugmentation(Session1.class, builder1.build());
111 return builder.build();
114 private Class<? extends Transport> getTransportForString(String transport) {
116 case "ssh" : return NetconfSsh.class;
117 case "tcp" : return NetconfTcp.class;
118 default: throw new IllegalArgumentException("Unknown transport type " + transport);
122 private String formatDateTime(Date loginTime) {
123 SimpleDateFormat dateFormat = new SimpleDateFormat(ISO_DATE_FORMAT);
124 return dateFormat.format(loginTime);
128 protected NetconfServerSession thisInstance() {
133 protected void addExiHandlers(NetconfEXICodec exiCodec) {
134 replaceMessageDecoder(new NetconfEXIToMessageDecoder(exiCodec));
135 replaceMessageEncoderAfterNextMessage(new NetconfMessageToEXIEncoder(exiCodec));
139 public void stopExiCommunication() {
140 replaceMessageDecoder(new NetconfXMLToMessageDecoder());
141 replaceMessageEncoderAfterNextMessage(new NetconfMessageToXMLEncoder());