Merge pull request #3887 from YevhenBondarenko/mqtt-transport-improvements

Mqtt flag sessionPresent depends on flag isCleanSession
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Igor Kulikov 2020-12-23 16:57:58 +02:00 committed by GitHub
commit ccab1aa2c9
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@ -357,37 +357,37 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
log.info("[{}] Processing connect msg for client: {}!", sessionId, msg.payload().clientIdentifier()); log.info("[{}] Processing connect msg for client: {}!", sessionId, msg.payload().clientIdentifier());
X509Certificate cert; X509Certificate cert;
if (sslHandler != null && (cert = getX509Certificate()) != null) { if (sslHandler != null && (cert = getX509Certificate()) != null) {
processX509CertConnect(ctx, cert); processX509CertConnect(ctx, cert, msg);
} else { } else {
processAuthTokenConnect(ctx, msg); processAuthTokenConnect(ctx, msg);
} }
} }
private void processAuthTokenConnect(ChannelHandlerContext ctx, MqttConnectMessage msg) { private void processAuthTokenConnect(ChannelHandlerContext ctx, MqttConnectMessage connectMessage) {
String userName = msg.payload().userName(); String userName = connectMessage.payload().userName();
log.info("[{}] Processing connect msg for client with user name: {}!", sessionId, userName); log.info("[{}] Processing connect msg for client with user name: {}!", sessionId, userName);
if (StringUtils.isEmpty(userName)) { if (StringUtils.isEmpty(userName)) {
ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_BAD_USER_NAME_OR_PASSWORD)); ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_BAD_USER_NAME_OR_PASSWORD, connectMessage));
ctx.close(); ctx.close();
} else { } else {
transportService.process(ValidateDeviceTokenRequestMsg.newBuilder().setToken(userName).build(), transportService.process(ValidateDeviceTokenRequestMsg.newBuilder().setToken(userName).build(),
new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() { new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() {
@Override @Override
public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) { public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) {
onValidateDeviceResponse(msg, ctx); onValidateDeviceResponse(msg, ctx, connectMessage);
} }
@Override @Override
public void onError(Throwable e) { public void onError(Throwable e) {
log.trace("[{}] Failed to process credentials: {}", address, userName, e); log.trace("[{}] Failed to process credentials: {}", address, userName, e);
ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE)); ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
ctx.close(); ctx.close();
} }
}); });
} }
} }
private void processX509CertConnect(ChannelHandlerContext ctx, X509Certificate cert) { private void processX509CertConnect(ChannelHandlerContext ctx, X509Certificate cert, MqttConnectMessage connectMessage) {
try { try {
if(!context.isSkipValidityCheckForClientCert()){ if(!context.isSkipValidityCheckForClientCert()){
cert.checkValidity(); cert.checkValidity();
@ -398,18 +398,18 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() { new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() {
@Override @Override
public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) { public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) {
onValidateDeviceResponse(msg, ctx); onValidateDeviceResponse(msg, ctx, connectMessage);
} }
@Override @Override
public void onError(Throwable e) { public void onError(Throwable e) {
log.trace("[{}] Failed to process credentials: {}", address, sha3Hash, e); log.trace("[{}] Failed to process credentials: {}", address, sha3Hash, e);
ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE)); ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
ctx.close(); ctx.close();
} }
}); });
} catch (Exception e) { } catch (Exception e) {
ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED)); ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED, connectMessage));
ctx.close(); ctx.close();
} }
} }
@ -433,11 +433,11 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
doDisconnect(); doDisconnect();
} }
private MqttConnAckMessage createMqttConnAckMsg(MqttConnectReturnCode returnCode) { private MqttConnAckMessage createMqttConnAckMsg(MqttConnectReturnCode returnCode, MqttConnectMessage msg) {
MqttFixedHeader mqttFixedHeader = MqttFixedHeader mqttFixedHeader =
new MqttFixedHeader(CONNACK, false, AT_MOST_ONCE, false, 0); new MqttFixedHeader(CONNACK, false, AT_MOST_ONCE, false, 0);
MqttConnAckVariableHeader mqttConnAckVariableHeader = MqttConnAckVariableHeader mqttConnAckVariableHeader =
new MqttConnAckVariableHeader(returnCode, true); new MqttConnAckVariableHeader(returnCode, !msg.variableHeader().isCleanSession());
return new MqttConnAckMessage(mqttFixedHeader, mqttConnAckVariableHeader); return new MqttConnAckMessage(mqttFixedHeader, mqttConnAckVariableHeader);
} }
@ -513,9 +513,9 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
} }
} }
private void onValidateDeviceResponse(ValidateDeviceCredentialsResponseMsg msg, ChannelHandlerContext ctx) { private void onValidateDeviceResponse(ValidateDeviceCredentialsResponseMsg msg, ChannelHandlerContext ctx, MqttConnectMessage connectMessage) {
if (!msg.hasDeviceInfo()) { if (!msg.hasDeviceInfo()) {
ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED)); ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED, connectMessage));
ctx.close(); ctx.close();
} else { } else {
deviceSessionCtx.setDeviceInfo(msg.getDeviceInfo()); deviceSessionCtx.setDeviceInfo(msg.getDeviceInfo());
@ -532,17 +532,17 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
.build(); .build();
transportService.process(sessionInfo, DefaultTransportService.getSessionEventMsg(SessionEvent.OPEN), new TransportServiceCallback<Void>() { transportService.process(sessionInfo, DefaultTransportService.getSessionEventMsg(SessionEvent.OPEN), new TransportServiceCallback<Void>() {
@Override @Override
public void onSuccess(Void msg) { public void onSuccess(Void response) {
transportService.registerAsyncSession(sessionInfo, MqttTransportHandler.this); transportService.registerAsyncSession(sessionInfo, MqttTransportHandler.this);
checkGatewaySession(); checkGatewaySession();
ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_ACCEPTED)); ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_ACCEPTED, connectMessage));
log.info("[{}] Client connected!", sessionId); log.info("[{}] Client connected!", sessionId);
} }
@Override @Override
public void onError(Throwable e) { public void onError(Throwable e) {
log.warn("[{}] Failed to submit session event", sessionId, e); log.warn("[{}] Failed to submit session event", sessionId, e);
ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE)); ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
ctx.close(); ctx.close();
} }
}); });