package org.opendaylight.controller.netconf.impl;
+import com.google.common.base.Preconditions;
import io.netty.channel.Channel;
-
-import org.opendaylight.controller.netconf.api.NetconfSession;
-import org.opendaylight.protocol.framework.SessionListener;
+import io.netty.handler.codec.ByteToMessageDecoder;
+import io.netty.handler.codec.MessageToByteEncoder;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.opendaylight.controller.netconf.api.NetconfMessage;
+import org.opendaylight.controller.netconf.api.monitoring.NetconfManagementSession;
+import org.opendaylight.controller.netconf.nettyutil.AbstractNetconfSession;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfMessageToXMLEncoder;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfXMLToMessageDecoder;
+import org.opendaylight.controller.netconf.util.messages.NetconfHelloMessageAdditionalHeader;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.DomainName;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Host;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.NetconfTcp;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.Session1Builder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfSsh;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Transport;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.SessionKey;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.ZeroBasedCounter32;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class NetconfServerSession extends NetconfSession {
+public final class NetconfServerSession extends AbstractNetconfSession<NetconfServerSession, NetconfServerSessionListener> implements NetconfManagementSession {
+
+ private static final Logger LOG = LoggerFactory.getLogger(NetconfServerSession.class);
+
+ private final NetconfHelloMessageAdditionalHeader header;
+
+ private Date loginTime;
+ private long inRpcSuccess, inRpcFail, outRpcError;
+
+ public NetconfServerSession(final NetconfServerSessionListener sessionListener, final Channel channel, final long sessionId,
+ final NetconfHelloMessageAdditionalHeader header) {
+ super(sessionListener, channel, sessionId);
+ this.header = header;
+ LOG.debug("Session {} created", toString());
+ }
+
+ @Override
+ protected void sessionUp() {
+ super.sessionUp();
+ Preconditions.checkState(loginTime == null, "Session is already up");
+ this.loginTime = new Date();
+ }
+
+ public void onIncommingRpcSuccess() {
+ inRpcSuccess++;
+ }
+
+ public void onIncommingRpcFail() {
+ inRpcFail++;
+ }
+
+ public void onOutgoingRpcError() {
+ outRpcError++;
+ }
+
+ public static final String ISO_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
+
+ private static final String dateTimePatternString = DateAndTime.PATTERN_CONSTANTS.get(0);
+ private static final Pattern dateTimePattern = Pattern.compile(dateTimePatternString);
+
+ @Override
+ public Session toManagementSession() {
+ SessionBuilder builder = new SessionBuilder();
- private static final Logger logger = LoggerFactory.getLogger(NetconfServerSession.class);
+ builder.setSessionId(getSessionId());
+ builder.setSourceHost(new Host(new DomainName(header.getAddress())));
+
+ Preconditions.checkState(DateAndTime.PATTERN_CONSTANTS.size() == 1);
+ String formattedDateTime = formatDateTime(loginTime);
+
+ Matcher matcher = dateTimePattern.matcher(formattedDateTime);
+ Preconditions.checkState(matcher.matches(), "Formatted datetime %s does not match pattern %s", formattedDateTime, dateTimePattern);
+ builder.setLoginTime(new DateAndTime(formattedDateTime));
+
+ builder.setInBadRpcs(new ZeroBasedCounter32(inRpcFail));
+ builder.setInRpcs(new ZeroBasedCounter32(inRpcSuccess));
+ builder.setOutRpcErrors(new ZeroBasedCounter32(outRpcError));
+
+ builder.setUsername(header.getUserName());
+ builder.setTransport(getTransportForString(header.getTransport()));
+
+ builder.setOutNotifications(new ZeroBasedCounter32(0L));
+
+ builder.setKey(new SessionKey(getSessionId()));
+
+ Session1Builder builder1 = new Session1Builder();
+ builder1.setSessionIdentifier(header.getSessionIdentifier());
+ builder.addAugmentation(Session1.class, builder1.build());
+
+ return builder.build();
+ }
+
+ private Class<? extends Transport> getTransportForString(final String transport) {
+ switch(transport) {
+ case "ssh" :
+ return NetconfSsh.class;
+ case "tcp" :
+ return NetconfTcp.class;
+ default:
+ throw new IllegalArgumentException("Unknown transport type " + transport);
+ }
+ }
+
+ private String formatDateTime(final Date loginTime) {
+ SimpleDateFormat dateFormat = new SimpleDateFormat(ISO_DATE_FORMAT);
+ return dateFormat.format(loginTime);
+ }
+
+ @Override
+ protected NetconfServerSession thisInstance() {
+ return this;
+ }
+
+ @Override
+ protected void addExiHandlers(final ByteToMessageDecoder decoder, final MessageToByteEncoder<NetconfMessage> encoder) {
+ replaceMessageDecoder(decoder);
+ replaceMessageEncoderAfterNextMessage(encoder);
+ }
- public NetconfServerSession(SessionListener sessionListener, Channel channel, long sessionId) {
- super(sessionListener,channel,sessionId);
- logger.debug("Session {} created", toString());
+ @Override
+ public void stopExiCommunication() {
+ replaceMessageDecoder(new NetconfXMLToMessageDecoder());
+ replaceMessageEncoderAfterNextMessage(new NetconfMessageToXMLEncoder());
}
}