Refactoring of packages

@@ -69,8 +69,8 @@
             <!--<artifactId>coap</artifactId>-->
         <!--</dependency>-->
         <dependency>
-            <groupId>org.thingsboard.transport</groupId>
-            <artifactId>mqtt-common</artifactId>
+            <groupId>org.thingsboard.common.transport</groupId>
+            <artifactId>mqtt</artifactId>
         </dependency>
         <dependency>
             <groupId>org.thingsboard</groupId>

@@ -64,7 +64,6 @@ import org.thingsboard.server.service.encoding.DataDecodingEncodingService;
 import org.thingsboard.server.service.executors.DbCallbackExecutorService;
 import org.thingsboard.server.service.executors.ExternalCallExecutorService;
 import org.thingsboard.server.service.mail.MailExecutorService;
-import org.thingsboard.server.service.queue.MsgQueueService;
 import org.thingsboard.server.service.rpc.DeviceRpcService;
 import org.thingsboard.server.service.script.JsExecutorService;
 import org.thingsboard.server.service.script.JsInvokeService;

@@ -417,7 +417,7 @@ js:
     max_errors: "${REMOTE_JS_SANDBOX_MAX_ERRORS:3}"
 
 transport:
-  type: "${TRANSPORT_TYPE:remote}" # local or remote
+  type: "${TRANSPORT_TYPE:local}" # local or remote
   remote:
     transport_api:
       requests_topic: "${TB_TRANSPORT_API_REQUEST_TOPIC:tb.transport.api.requests}"
@@ -434,11 +434,12 @@ transport:
       topic: "${TB_TRANSPORT_NOTIFICATIONS_TOPIC:tb.transport.notifications}"
   # Local HTTP transport parameters
   http:
+    enabled: "${MQTT_ENABLED:true}"
     request_timeout: "${HTTP_REQUEST_TIMEOUT:60000}"
   # Local MQTT transport parameters
   mqtt:
     # Enable/disable mqtt transport protocol.
-    enabled: "${MQTT_ENABLED:false}"
+    enabled: "${MQTT_ENABLED:true}"
     bind_address: "${MQTT_BIND_ADDRESS:0.0.0.0}"
     bind_port: "${MQTT_BIND_PORT:1883}"
     adaptor: "${MQTT_ADAPTOR_NAME:JsonMqttAdaptor}"
@@ -465,7 +466,7 @@ transport:
   # Local CoAP transport parameters
   coap:
     # Enable/disable coap transport protocol.
-    enabled: "${COAP_ENABLED:false}"
+    enabled: "${COAP_ENABLED:true}"
     bind_address: "${COAP_BIND_ADDRESS:0.0.0.0}"
     bind_port: "${COAP_BIND_PORT:5683}"
     adaptor:  "${COAP_ADAPTOR_NAME:JsonCoapAdaptor}"

@@ -41,6 +41,10 @@
             <artifactId>data</artifactId>
         </dependency>
         <dependency>
+            <groupId>org.bouncycastle</groupId>
+            <artifactId>bcprov-jdk15on</artifactId>
+        </dependency>
+        <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
         </dependency>

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.dao;
+package org.thingsboard.server.common.msg;
 
 import lombok.extern.slf4j.Slf4j;
 import org.bouncycastle.crypto.digests.SHA3Digest;

@@ -23,7 +23,6 @@
         <version>2.2.0-SNAPSHOT</version>
         <artifactId>thingsboard</artifactId>
     </parent>
-    <groupId>org.thingsboard</groupId>
     <artifactId>common</artifactId>
     <packaging>pom</packaging>
 

@@ -16,7 +16,7 @@
 
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
@@ -65,6 +65,10 @@
             <artifactId>gson</artifactId>
         </dependency>
         <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+        </dependency>
+        <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
         </dependency>

+/**
+ * Copyright © 2016-2018 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.kafka;
+
+import lombok.Getter;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+
+import javax.annotation.PostConstruct;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+/**
+ * Created by ashvayka on 12.10.18.
+ */
+@Slf4j
+@Component
+public class TbNodeIdProvider {
+
+    @Getter
+    @Value("${cluster.node_id:#{null}}")
+    private String nodeId;
+
+    @PostConstruct
+    public void init() {
+        if (StringUtils.isEmpty(nodeId)) {
+            try {
+                nodeId = InetAddress.getLocalHost().getHostName();
+            } catch (UnknownHostException e) {
+                nodeId = org.apache.commons.lang3.RandomStringUtils.randomAlphabetic(10);
+            }
+        }
+        log.info("Current NodeId: {}", nodeId);
+    }
+
+}

@@ -19,12 +19,12 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
-        <groupId>org.thingsboard</groupId>
+        <groupId>org.thingsboard.common</groupId>
         <version>2.2.0-SNAPSHOT</version>
         <artifactId>transport</artifactId>
     </parent>
-    <groupId>org.thingsboard.transport</groupId>
-    <artifactId>mqtt-common</artifactId>
+    <groupId>org.thingsboard.common.transport</groupId>
+    <artifactId>mqtt</artifactId>
     <packaging>jar</packaging>
 
     <name>Thingsboard MQTT Transport Common</name>
@@ -32,13 +32,13 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <main.dir>${basedir}/../..</main.dir>
+        <main.dir>${basedir}/../../..</main.dir>
     </properties>
 
     <dependencies>
         <dependency>
-            <groupId>org.thingsboard.common</groupId>
-            <artifactId>transport</artifactId>
+            <groupId>org.thingsboard.common.transport</groupId>
+            <artifactId>transport-api</artifactId>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>
@@ -46,6 +46,10 @@
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
+            <artifactId>spring-context-support</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
             <artifactId>spring-context</artifactId>
         </dependency>
         <dependency>
@@ -69,6 +73,12 @@
             <artifactId>guava</artifactId>
         </dependency>
         <dependency>
+            <groupId>com.google.code.findbugs</groupId>
+            <artifactId>jsr305</artifactId>
+            <version>3.0.1</version>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>

@@ -23,12 +23,19 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.stereotype.Component;
 import org.springframework.util.StringUtils;
-import org.thingsboard.server.common.data.security.DeviceCredentials;
-import org.thingsboard.server.dao.EncryptionUtil;
-import org.thingsboard.server.dao.device.DeviceCredentialsService;
+import org.thingsboard.server.common.msg.EncryptionUtil;
+import org.thingsboard.server.common.transport.TransportService;
+import org.thingsboard.server.common.transport.TransportServiceCallback;
+import org.thingsboard.server.gen.transport.TransportProtos;
 import org.thingsboard.server.transport.mqtt.util.SslUtil;
 
-import javax.net.ssl.*;
+import javax.net.ssl.KeyManager;
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLEngine;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.TrustManagerFactory;
+import javax.net.ssl.X509TrustManager;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
@@ -37,6 +44,8 @@ import java.net.URL;
 import java.security.KeyStore;
 import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
 
 /**
  * Created by valerii.sosliuk on 11/6/16.
@@ -58,7 +67,7 @@ public class MqttSslHandlerProvider {
     private String keyStoreType;
 
     @Autowired
-    private DeviceCredentialsService deviceCredentialsService;
+    private TransportService transportService;
 
     public SslHandler getSslHandler() {
         try {
@@ -111,17 +120,17 @@ public class MqttSslHandlerProvider {
                 break;
             }
         }
-        return new ThingsboardMqttX509TrustManager(x509Tm, deviceCredentialsService);
+        return new ThingsboardMqttX509TrustManager(x509Tm, transportService);
     }
 
     static class ThingsboardMqttX509TrustManager implements X509TrustManager {
 
         private final X509TrustManager trustManager;
-        private DeviceCredentialsService deviceCredentialsService;
+        private TransportService transportService;
 
-        ThingsboardMqttX509TrustManager(X509TrustManager trustManager, DeviceCredentialsService deviceCredentialsService) {
+        ThingsboardMqttX509TrustManager(X509TrustManager trustManager, TransportService transportService) {
             this.trustManager = trustManager;
-            this.deviceCredentialsService = deviceCredentialsService;
+            this.transportService = transportService;
         }
 
         @Override
@@ -138,20 +147,39 @@ public class MqttSslHandlerProvider {
         @Override
         public void checkClientTrusted(X509Certificate[] chain,
                                        String authType) throws CertificateException {
-            DeviceCredentials deviceCredentials = null;
+            String credentialsBody = null;
             for (X509Certificate cert : chain) {
                 try {
                     String strCert = SslUtil.getX509CertificateString(cert);
                     String sha3Hash = EncryptionUtil.getSha3Hash(strCert);
-                    deviceCredentials = deviceCredentialsService.findDeviceCredentialsByCredentialsId(sha3Hash);
-                    if (deviceCredentials != null && strCert.equals(deviceCredentials.getCredentialsValue())) {
+                    final String[] credentialsBodyHolder = new String[1];
+                    CountDownLatch latch = new CountDownLatch(1);
+                    transportService.process(TransportProtos.ValidateDeviceX509CertRequestMsg.newBuilder().setHash(sha3Hash).build(),
+                            new TransportServiceCallback<TransportProtos.ValidateDeviceCredentialsResponseMsg>() {
+                                @Override
+                                public void onSuccess(TransportProtos.ValidateDeviceCredentialsResponseMsg msg) {
+                                    if (!StringUtils.isEmpty(msg.getCredentialsBody())) {
+                                        credentialsBodyHolder[0] = msg.getCredentialsBody();
+                                    }
+                                    latch.countDown();
+                                }
+
+                                @Override
+                                public void onError(Throwable e) {
+                                    log.error(e.getMessage(), e);
+                                    latch.countDown();
+                                }
+                            });
+                    latch.await(10, TimeUnit.SECONDS);
+                    if (strCert.equals(credentialsBodyHolder[0])) {
+                        credentialsBody = credentialsBodyHolder[0];
                         break;
                     }
-                } catch (IOException e) {
+                } catch (InterruptedException | IOException e) {
                     log.error(e.getMessage(), e);
                 }
             }
-            if (deviceCredentials == null) {
+            if (credentialsBody == null) {
                 throw new CertificateException("Invalid Device Certificate");
             }
         }

@@ -20,21 +20,17 @@ import io.netty.handler.ssl.SslHandler;
 import lombok.Data;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.lang3.RandomStringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
-import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Component;
-import org.springframework.util.StringUtils;
 import org.thingsboard.server.common.transport.TransportService;
 import org.thingsboard.server.common.transport.quota.host.HostRequestsQuotaService;
+import org.thingsboard.server.kafka.TbNodeIdProvider;
 import org.thingsboard.server.transport.mqtt.adaptors.MqttTransportAdaptor;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
-import java.net.InetAddress;
-import java.net.UnknownHostException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 
@@ -61,11 +57,12 @@ public class MqttTransportContext {
     @Autowired
     private MqttTransportAdaptor adaptor;
 
+    @Autowired
+    private TbNodeIdProvider nodeIdProvider;
+
     @Value("${transport.mqtt.netty.max_payload_size}")
     private Integer maxPayloadSize;
 
-    @Value("${cluster.node_id:#{null}}")
-    private String nodeId;
 
     private SslHandler sslHandler;
 
@@ -74,14 +71,6 @@ public class MqttTransportContext {
 
     @PostConstruct
     public void init() {
-        if (StringUtils.isEmpty(nodeId)) {
-            try {
-                nodeId = InetAddress.getLocalHost().getHostName();
-            } catch (UnknownHostException e) {
-                nodeId = RandomStringUtils.randomAlphabetic(10);
-            }
-        }
-        log.info("Current NodeId: {}", nodeId);
         executor = Executors.newCachedThreadPool();
     }
 
@@ -92,4 +81,7 @@ public class MqttTransportContext {
         }
     }
 
+    public String getNodeId() {
+        return nodeIdProvider.getNodeId();
+    }
 }

@@ -43,7 +43,7 @@ import org.thingsboard.server.common.transport.TransportService;
 import org.thingsboard.server.common.transport.TransportServiceCallback;
 import org.thingsboard.server.common.transport.adaptor.AdaptorException;
 import org.thingsboard.server.common.transport.quota.QuotaService;
-import org.thingsboard.server.dao.EncryptionUtil;
+import org.thingsboard.server.common.msg.EncryptionUtil;
 import org.thingsboard.server.gen.transport.TransportProtos;
 import org.thingsboard.server.gen.transport.TransportProtos.DeviceInfoProto;
 import org.thingsboard.server.gen.transport.TransportProtos.SessionEvent;

@@ -21,13 +21,6 @@ import io.netty.channel.socket.SocketChannel;
 import io.netty.handler.codec.mqtt.MqttDecoder;
 import io.netty.handler.codec.mqtt.MqttEncoder;
 import io.netty.handler.ssl.SslHandler;
-import org.thingsboard.server.common.transport.SessionMsgProcessor;
-import org.thingsboard.server.common.transport.TransportService;
-import org.thingsboard.server.common.transport.auth.DeviceAuthService;
-import org.thingsboard.server.common.transport.quota.QuotaService;
-import org.thingsboard.server.dao.device.DeviceService;
-import org.thingsboard.server.dao.relation.RelationService;
-import org.thingsboard.server.transport.mqtt.adaptors.MqttTransportAdaptor;
 
 /**
  * @author Andrew Shvayka

@@ -23,19 +23,9 @@ import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.util.ResourceLeakDetector;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
-import org.springframework.context.ApplicationContext;
-import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
-import org.thingsboard.server.common.transport.SessionMsgProcessor;
-import org.thingsboard.server.common.transport.TransportService;
-import org.thingsboard.server.common.transport.auth.DeviceAuthService;
-import org.thingsboard.server.common.transport.quota.host.HostRequestsQuotaService;
-import org.thingsboard.server.dao.device.DeviceService;
-import org.thingsboard.server.dao.relation.RelationService;
-import org.thingsboard.server.transport.mqtt.adaptors.MqttTransportAdaptor;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;

@@ -18,7 +18,6 @@ package org.thingsboard.server.transport.mqtt.adaptors;
 import io.netty.handler.codec.mqtt.MqttMessage;
 import io.netty.handler.codec.mqtt.MqttPublishMessage;
 import org.thingsboard.server.common.transport.adaptor.AdaptorException;
-import org.thingsboard.server.gen.transport.TransportProtos;
 import org.thingsboard.server.gen.transport.TransportProtos.AttributeUpdateNotificationMsg;
 import org.thingsboard.server.gen.transport.TransportProtos.GetAttributeRequestMsg;
 import org.thingsboard.server.gen.transport.TransportProtos.GetAttributeResponseMsg;

@@ -16,11 +16,8 @@
 package org.thingsboard.server.transport.mqtt.session;
 
 import io.netty.channel.ChannelHandlerContext;
-import io.netty.handler.codec.mqtt.MqttMessage;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
-import org.thingsboard.server.common.msg.session.ex.SessionException;
-import org.thingsboard.server.common.transport.adaptor.AdaptorException;
 
 import java.util.UUID;
 import java.util.concurrent.ConcurrentMap;

@@ -17,7 +17,7 @@ package org.thingsboard.server.transport.mqtt.util;
 
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.util.Base64Utils;
-import org.thingsboard.server.dao.EncryptionUtil;
+import org.thingsboard.server.common.msg.EncryptionUtil;
 
 import java.io.IOException;
 import java.security.cert.CertificateEncodingException;

@@ -16,7 +16,7 @@
 
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.thingsboard</groupId>
@@ -25,85 +25,20 @@
     </parent>
     <groupId>org.thingsboard.common</groupId>
     <artifactId>transport</artifactId>
-    <packaging>jar</packaging>
+    <packaging>pom</packaging>
 
-    <name>Thingsboard Server Common Transport components</name>
+    <name>Thingsboard Server Commons</name>
     <url>https://thingsboard.io</url>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <main.dir>${basedir}/../..</main.dir>
     </properties>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.thingsboard.common</groupId>
-            <artifactId>data</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.thingsboard.common</groupId>
-            <artifactId>message</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.google.code.gson</groupId>
-            <artifactId>gson</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>log4j-over-slf4j</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>ch.qos.logback</groupId>
-            <artifactId>logback-core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>ch.qos.logback</groupId>
-            <artifactId>logback-classic</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-all</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework</groupId>
-            <artifactId>spring-context</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
-            <scope>provided</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.commons</groupId>
-            <artifactId>commons-lang3</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.google.protobuf</groupId>
-            <artifactId>protobuf-java</artifactId>
-        </dependency>
-    </dependencies>
-
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.xolstice.maven.plugins</groupId>
-                <artifactId>protobuf-maven-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
+    <modules>
+        <module>transport-api</module>
+        <module>mqtt</module>
+        <!--module>http</module-->
+        <!--module>coap</module-->
+    </modules>
 
 </project>

+<!--
+
+    Copyright © 2016-2018 The Thingsboard Authors
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.thingsboard.common</groupId>
+        <version>2.2.0-SNAPSHOT</version>
+        <artifactId>transport</artifactId>
+    </parent>
+    <groupId>org.thingsboard.common.transport</groupId>
+    <artifactId>transport-api</artifactId>
+    <packaging>jar</packaging>
+
+    <name>Thingsboard Server Common Transport components</name>
+    <url>https://thingsboard.io</url>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <main.dir>${basedir}/../../..</main.dir>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.thingsboard.common</groupId>
+            <artifactId>data</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.thingsboard.common</groupId>
+            <artifactId>message</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.thingsboard.common</groupId>
+            <artifactId>queue</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>log4j-over-slf4j</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-all</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-context</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.google.protobuf</groupId>
+            <artifactId>protobuf-java</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.xolstice.maven.plugins</groupId>
+                <artifactId>protobuf-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.mqtt.service;
+package org.thingsboard.server.common.transport.service;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.kafka.clients.consumer.ConsumerRecords;
@@ -21,6 +21,7 @@ import org.apache.kafka.clients.producer.Callback;
 import org.apache.kafka.clients.producer.RecordMetadata;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.common.transport.SessionMsgListener;
 import org.thingsboard.server.common.transport.TransportService;
@@ -44,7 +45,7 @@ import org.thingsboard.server.kafka.TBKafkaConsumerTemplate;
 import org.thingsboard.server.kafka.TBKafkaProducerTemplate;
 import org.thingsboard.server.kafka.TbKafkaRequestTemplate;
 import org.thingsboard.server.kafka.TbKafkaSettings;
-import org.thingsboard.server.transport.mqtt.MqttTransportContext;
+import org.thingsboard.server.kafka.TbNodeIdProvider;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
@@ -58,9 +59,10 @@ import java.util.concurrent.Executors;
 /**
  * Created by ashvayka on 05.10.18.
  */
+@ConditionalOnProperty(prefix = "transport", value = "type", havingValue = "remote", matchIfMissing = true)
 @Service
 @Slf4j
-public class MqttTransportService implements TransportService {
+public class RemoteTransportService implements TransportService {
 
     @Value("${kafka.rule_engine.topic}")
     private String ruleEngineTopic;
@@ -89,7 +91,7 @@ public class MqttTransportService implements TransportService {
     private TbKafkaSettings kafkaSettings;
     //We use this to get the node id. We should replace this with a component that provides the node id.
     @Autowired
-    private MqttTransportContext transportContext;
+    private TbNodeIdProvider nodeIdProvider;
 
     private ExecutorService transportCallbackExecutor;
 
@@ -112,8 +114,8 @@ public class MqttTransportService implements TransportService {
 
         TBKafkaConsumerTemplate.TBKafkaConsumerTemplateBuilder<TransportApiResponseMsg> responseBuilder = TBKafkaConsumerTemplate.builder();
         responseBuilder.settings(kafkaSettings);
-        responseBuilder.topic(transportApiResponsesTopic + "." + transportContext.getNodeId());
-        responseBuilder.clientId("transport-api-client-" + transportContext.getNodeId());
+        responseBuilder.topic(transportApiResponsesTopic + "." + nodeIdProvider.getNodeId());
+        responseBuilder.clientId("transport-api-client-" + nodeIdProvider.getNodeId());
         responseBuilder.groupId("transport-api-client");
         responseBuilder.autoCommit(true);
         responseBuilder.autoCommitIntervalMs(autoCommitInterval);
@@ -138,8 +140,8 @@ public class MqttTransportService implements TransportService {
 
         TBKafkaConsumerTemplate.TBKafkaConsumerTemplateBuilder<ToTransportMsg> mainConsumerBuilder = TBKafkaConsumerTemplate.builder();
         mainConsumerBuilder.settings(kafkaSettings);
-        mainConsumerBuilder.topic(notificationsTopic + "." + transportContext.getNodeId());
-        mainConsumerBuilder.clientId("transport-" + transportContext.getNodeId());
+        mainConsumerBuilder.topic(notificationsTopic + "." + nodeIdProvider.getNodeId());
+        mainConsumerBuilder.clientId("transport-" + nodeIdProvider.getNodeId());
         mainConsumerBuilder.groupId("transport");
         mainConsumerBuilder.autoCommit(true);
         mainConsumerBuilder.autoCommitIntervalMs(notificationsAutoCommitInterval);

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.mqtt.service;
+package org.thingsboard.server.common.transport.service;
 
 import org.thingsboard.server.gen.transport.TransportProtos.ToRuleEngineMsg;
 import org.thingsboard.server.kafka.TbKafkaEncoder;

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.mqtt.service;
+package org.thingsboard.server.common.transport.service;
 
 import org.thingsboard.server.gen.transport.TransportProtos.ToTransportMsg;
 import org.thingsboard.server.kafka.TbKafkaDecoder;

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.mqtt.service;
+package org.thingsboard.server.common.transport.service;
 
 import org.thingsboard.server.gen.transport.TransportProtos.TransportApiRequestMsg;
 import org.thingsboard.server.kafka.TbKafkaEncoder;

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.thingsboard.server.mqtt.service;
+package org.thingsboard.server.common.transport.service;
 
 import org.thingsboard.server.gen.transport.TransportProtos.TransportApiResponseMsg;
 import org.thingsboard.server.kafka.TbKafkaDecoder;

@@ -123,6 +123,7 @@ message ValidateDeviceX509CertRequestMsg {
 
 message ValidateDeviceCredentialsResponseMsg {
   DeviceInfoProto deviceInfo = 1;
+  string credentialsBody = 2;
 }
 
 message GetOrCreateDeviceFromGatewayRequestMsg {

@@ -26,7 +26,7 @@ import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.security.DeviceCredentials;
 import org.thingsboard.server.common.data.security.DeviceCredentialsType;
-import org.thingsboard.server.dao.EncryptionUtil;
+import org.thingsboard.server.common.msg.EncryptionUtil;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.service.DataValidator;
 

@@ -355,18 +355,23 @@
                 <version>${project.version}</version>
             </dependency>
             <dependency>
-                <groupId>org.thingsboard.transport</groupId>
-                <artifactId>http</artifactId>
+                <groupId>org.thingsboard.common.transport</groupId>
+                <artifactId>transport-api</artifactId>
+                <version>${project.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.thingsboard.common.transport</groupId>
+                <artifactId>mqtt</artifactId>
                 <version>${project.version}</version>
             </dependency>
             <dependency>
                 <groupId>org.thingsboard.transport</groupId>
-                <artifactId>coap</artifactId>
+                <artifactId>http</artifactId>
                 <version>${project.version}</version>
             </dependency>
             <dependency>
                 <groupId>org.thingsboard.transport</groupId>
-                <artifactId>mqtt-common</artifactId>
+                <artifactId>coap</artifactId>
                 <version>${project.version}</version>
             </dependency>
             <dependency>

@@ -72,6 +72,10 @@
             <artifactId>guava</artifactId>
         </dependency>
         <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+        </dependency>
+        <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>
             <scope>provided</scope>

@@ -25,7 +25,6 @@ import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNode;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
 import org.thingsboard.rule.engine.api.TbNodeException;
-import org.thingsboard.rule.engine.api.TbRelationTypes;
 import org.thingsboard.rule.engine.api.util.DonAsynchron;
 import org.thingsboard.rule.engine.api.util.TbNodeUtils;
 import org.thingsboard.server.common.data.DataConstants;

@@ -23,7 +23,6 @@ import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.context.request.async.DeferredResult;
-import org.thingsboard.server.common.msg.core.*;
 import org.thingsboard.server.common.transport.SessionMsgProcessor;
 import org.thingsboard.server.common.transport.auth.DeviceAuthService;
 import org.thingsboard.server.common.transport.quota.host.HostRequestsQuotaService;

@@ -15,22 +15,10 @@
  */
 package org.thingsboard.server.transport.http.session;
 
-import com.google.gson.JsonObject;
 import lombok.extern.slf4j.Slf4j;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.context.request.async.DeferredResult;
-import org.thingsboard.server.common.msg.core.*;
-import org.thingsboard.server.common.msg.session.*;
-import org.thingsboard.server.common.msg.session.ex.SessionException;
-import org.thingsboard.server.common.transport.SessionMsgProcessor;
-import org.thingsboard.server.common.transport.adaptor.JsonConverter;
-import org.thingsboard.server.common.transport.auth.DeviceAuthService;
 import org.thingsboard.server.common.transport.session.DeviceAwareSessionContext;
 
-import java.util.Optional;
 import java.util.UUID;
-import java.util.function.Consumer;
 
 /**
  * @author Andrew Shvayka

@@ -37,12 +37,8 @@
 
     <dependencies>
         <dependency>
-            <groupId>org.thingsboard.common</groupId>
-            <artifactId>transport</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.thingsboard.transport</groupId>
-            <artifactId>mqtt-common</artifactId>
+            <groupId>org.thingsboard.common.transport</groupId>
+            <artifactId>mqtt</artifactId>
         </dependency>
         <dependency>
             <groupId>org.thingsboard.common</groupId>

@@ -23,7 +23,6 @@
         <version>2.2.0-SNAPSHOT</version>
         <artifactId>thingsboard</artifactId>
     </parent>
-    <groupId>org.thingsboard</groupId>
     <artifactId>transport</artifactId>
     <packaging>pom</packaging>
 
@@ -37,7 +36,6 @@
     <modules>
         <module>http</module>
         <!--<module>coap</module>-->
-        <module>mqtt-common</module>
         <module>mqtt-transport</module>
     </modules>