Merge branch 'master' of github.com:thingsboard/thingsboard

application/pom.xml

@@ -286,7 +286,6 @@
         <dependency>
             <groupId>com.jayway.jsonpath</groupId>
             <artifactId>json-path</artifactId>
-            <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>com.jayway.jsonpath</groupId>

application/src/main/resources/thingsboard.yml

@@ -273,7 +273,7 @@ sql:
   log_queries: "${SQL_LOG_QUERIES:false}"
   log_queries_threshold: "${SQL_LOG_QUERIES_THRESHOLD:5000}"
   log_tenant_stats: "${SQL_LOG_TENANT_STATS:true}"
-  log_tenant_stats_interval: "${SQL_LOG_TENANT_STATS_INTERVAL:60000}"
+  log_tenant_stats_interval_ms: "${SQL_LOG_TENANT_STATS_INTERVAL_MS:60000}"
   postgres:
     # Specify partitioning size for timestamp key-value storage. Example: DAYS, MONTHS, YEARS, INDEFINITE.
     ts_key_value_partitioning: "${SQL_POSTGRES_TS_KV_PARTITIONING:MONTHS}"

dao/src/main/java/org/thingsboard/server/dao/aspect/SqlDaoCallsAspect.java

@@ -55,8 +55,8 @@ public class SqlDaoCallsAspect {
     private final Set<String> invalidTenantDbCallMethods = ConcurrentHashMap.newKeySet();
     private final ConcurrentMap<TenantId, DbCallStats> statsMap = new ConcurrentHashMap<>();
 
-    @Scheduled(initialDelayString = "${sql.log_tenant_stats.log_tenant_stats_interval:60000}",
+    @Scheduled(initialDelayString = "${sql.log_tenant_stats_interval_ms:60000}",
-            fixedDelayString = "${sql.log_tenant_stats.log_tenant_stats_interval:60000}")
+            fixedDelayString = "${sql.log_tenant_stats_interval_ms:60000}")
     public void printStats() {
         List<DbCallStatsSnapshot> snapshots = snapshot();
         if (snapshots.isEmpty()) return;

pom.xml

@@ -1213,7 +1213,6 @@
                 <groupId>com.jayway.jsonpath</groupId>
                 <artifactId>json-path</artifactId>
                 <version>${json-path.version}</version>
-                <scope>test</scope>
             </dependency>
             <dependency>
                 <groupId>com.jayway.jsonpath</groupId>

rule-engine/rule-engine-components/pom.xml

@@ -160,6 +160,10 @@
             </exclusions>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.jayway.jsonpath</groupId>
+            <artifactId>json-path</artifactId>
+        </dependency>
     </dependencies>
 
     <build>

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbAbstractTransformNode.java

@@ -22,6 +22,7 @@ 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.TbNodeUtils;
 import org.thingsboard.server.common.msg.TbMsg;
 import org.thingsboard.server.common.msg.queue.RuleEngineException;
@@ -81,7 +82,7 @@ public abstract class TbAbstractTransformNode implements TbNode {
                         ctx.tellFailure(msg, e);
                     }
                 });
-                msgs.forEach(newMsg -> ctx.enqueueForTellNext(newMsg, "Success", wrapper::onSuccess, wrapper::onFailure));
+                msgs.forEach(newMsg -> ctx.enqueueForTellNext(newMsg, TbRelationTypes.SUCCESS, wrapper::onSuccess, wrapper::onFailure));
             }
         } else {
             ctx.tellNext(msg, FAILURE);

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbCopyKeysNode.java

@@ -0,0 +1,107 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.RuleNode;
+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.util.TbNodeUtils;
+import org.thingsboard.server.common.data.plugin.ComponentType;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ExecutionException;
+import java.util.regex.Pattern;
+
+@Slf4j
+@RuleNode(
+        type = ComponentType.TRANSFORMATION,
+        name = "copy keys",
+        configClazz = TbCopyKeysNodeConfiguration.class,
+        nodeDescription = "Copies the msg or metadata keys with specified key names selected in the list",
+        nodeDetails = "Will fetch fields values specified in list. If specified field is not part of msg or metadata fields it will be ignored." +
+                "Returns transformed messages via <code>Success</code> chain",
+        uiResources = {"static/rulenode/rulenode-core-config.js"},
+        configDirective = "tbTransformationNodeCopyKeysConfig",
+        icon = "content_copy"
+)
+public class TbCopyKeysNode implements TbNode {
+
+    private TbCopyKeysNodeConfiguration config;
+    private List<Pattern> patternKeys;
+    private boolean fromMetadata;
+
+    @Override
+    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
+        this.config = TbNodeUtils.convert(configuration, TbCopyKeysNodeConfiguration.class);
+        this.fromMetadata = config.isFromMetadata();
+        this.patternKeys = new ArrayList<>();
+        config.getKeys().forEach(key -> {
+            this.patternKeys.add(Pattern.compile(key));
+        });
+    }
+
+    @Override
+    public void onMsg(TbContext ctx, TbMsg msg) throws ExecutionException, InterruptedException, TbNodeException {
+        TbMsgMetaData metaData = msg.getMetaData();
+        String msgData = msg.getData();
+        boolean msgChanged = false;
+        JsonNode dataNode = JacksonUtil.toJsonNode(msgData);
+        if (dataNode.isObject()) {
+            if (fromMetadata) {
+                ObjectNode msgDataNode = (ObjectNode) dataNode;
+                Map<String, String> metaDataMap = metaData.getData();
+                for (Map.Entry<String, String> entry : metaDataMap.entrySet()) {
+                    String keyData = entry.getKey();
+                    if (checkKey(keyData)) {
+                        msgChanged = true;
+                        msgDataNode.put(keyData, entry.getValue());
+                    }
+                }
+                msgData = JacksonUtil.toString(msgDataNode);
+            } else {
+                Iterator<Map.Entry<String, JsonNode>> iteratorNode = dataNode.fields();
+                while (iteratorNode.hasNext()) {
+                    Map.Entry<String, JsonNode> entry = iteratorNode.next();
+                    String keyData = entry.getKey();
+                    if (checkKey(keyData)) {
+                        msgChanged = true;
+                        metaData.putValue(keyData, JacksonUtil.toString(entry.getValue()));
+                    }
+                }
+            }
+        }
+        if (msgChanged) {
+            ctx.tellSuccess(TbMsg.transformMsg(msg, msg.getType(), msg.getOriginator(), metaData, msgData));
+        } else {
+            ctx.tellSuccess(msg);
+        }
+    }
+
+    boolean checkKey(String key) {
+        return patternKeys.stream().anyMatch(pattern -> pattern.matcher(key).matches());
+    }
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbCopyKeysNodeConfiguration.java

@@ -0,0 +1,38 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import lombok.Data;
+import org.thingsboard.rule.engine.api.NodeConfiguration;
+
+import java.util.Collections;
+import java.util.Set;
+
+@Data
+public class TbCopyKeysNodeConfiguration implements NodeConfiguration<TbCopyKeysNodeConfiguration> {
+
+    private boolean fromMetadata;
+    private Set<String> keys;
+
+    @Override
+    public TbCopyKeysNodeConfiguration defaultConfiguration() {
+        TbCopyKeysNodeConfiguration configuration = new TbCopyKeysNodeConfiguration();
+        configuration.setKeys(Collections.emptySet());
+        configuration.setFromMetadata(false);
+        return configuration;
+    }
+
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNode.java

@@ -0,0 +1,105 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.RuleNode;
+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.util.TbNodeUtils;
+import org.thingsboard.server.common.data.plugin.ComponentType;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.concurrent.ExecutionException;
+import java.util.regex.Pattern;
+
+@Slf4j
+@RuleNode(
+        type = ComponentType.TRANSFORMATION,
+        name = "delete keys",
+        configClazz = TbDeleteKeysNodeConfiguration.class,
+        nodeDescription = "Removes keys from the msg data or metadata with the specified key names selected in the list",
+        nodeDetails = "Will fetch fields (regex) values specified in list. If specified field (regex) is not part of msg " +
+                "or metadata fields it will be ignored. Returns transformed messages via <code>Success</code> chain",
+        uiResources = {"static/rulenode/rulenode-core-config.js"},
+        configDirective = "tbTransformationNodeDeleteKeysConfig",
+        icon = "remove_circle"
+)
+public class TbDeleteKeysNode implements TbNode {
+
+    private TbDeleteKeysNodeConfiguration config;
+    private List<Pattern> patternKeys;
+    private boolean fromMetadata;
+
+    @Override
+    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
+        this.config = TbNodeUtils.convert(configuration, TbDeleteKeysNodeConfiguration.class);
+        this.fromMetadata = config.isFromMetadata();
+        this.patternKeys = new ArrayList<>();
+        config.getKeys().forEach(key -> {
+            this.patternKeys.add(Pattern.compile(key));
+        });
+    }
+
+    @Override
+    public void onMsg(TbContext ctx, TbMsg msg) throws ExecutionException, InterruptedException, TbNodeException {
+        TbMsgMetaData metaData = msg.getMetaData();
+        String msgData = msg.getData();
+        List<String> keysToDelete = new ArrayList<>();
+        if (fromMetadata) {
+            Map<String, String> metaDataMap = metaData.getData();
+            metaDataMap.forEach((keyMetaData, valueMetaData) -> {
+                if (checkKey(keyMetaData)) {
+                    keysToDelete.add(keyMetaData);
+                }
+            });
+            keysToDelete.forEach(key -> metaDataMap.remove(key));
+            metaData = new TbMsgMetaData(metaDataMap);
+        } else {
+            JsonNode dataNode = JacksonUtil.toJsonNode(msgData);
+            if (dataNode.isObject()) {
+                ObjectNode msgDataObject = (ObjectNode) dataNode;
+                dataNode.fields().forEachRemaining(entry -> {
+                    String keyData = entry.getKey();
+                    if (checkKey(keyData)) {
+                        keysToDelete.add(keyData);
+                    }
+                });
+                msgDataObject.remove(keysToDelete);
+                msgData = JacksonUtil.toString(msgDataObject);
+            }
+        }
+        if (keysToDelete.isEmpty()) {
+            ctx.tellSuccess(msg);
+        } else {
+            ctx.tellSuccess(TbMsg.transformMsg(msg, msg.getType(), msg.getOriginator(), metaData, msgData));
+        }
+    }
+
+    boolean checkKey(String key) {
+        return patternKeys.stream().anyMatch(pattern -> pattern.matcher(key).matches());
+    }
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNodeConfiguration.java

@@ -0,0 +1,38 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import lombok.Data;
+import org.thingsboard.rule.engine.api.NodeConfiguration;
+
+import java.util.Collections;
+import java.util.Set;
+
+@Data
+public class TbDeleteKeysNodeConfiguration implements NodeConfiguration<TbDeleteKeysNodeConfiguration> {
+
+    private boolean fromMetadata;
+    private Set<String> keys;
+
+    @Override
+    public TbDeleteKeysNodeConfiguration defaultConfiguration() {
+        TbDeleteKeysNodeConfiguration configuration = new TbDeleteKeysNodeConfiguration();
+        configuration.setKeys(Collections.emptySet());
+        configuration.setFromMetadata(false);
+        return configuration;
+    }
+
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbJsonPathNode.java

@@ -0,0 +1,82 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.jayway.jsonpath.Configuration;
+import com.jayway.jsonpath.JsonPath;
+import com.jayway.jsonpath.PathNotFoundException;
+import com.jayway.jsonpath.spi.json.JacksonJsonNodeJsonProvider;
+import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.RuleNode;
+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.util.TbNodeUtils;
+import org.thingsboard.server.common.data.plugin.ComponentType;
+import org.thingsboard.server.common.msg.TbMsg;
+
+import java.util.concurrent.ExecutionException;
+
+@Slf4j
+@RuleNode(
+        type = ComponentType.TRANSFORMATION,
+        name = "json path",
+        configClazz = TbJsonPathNodeConfiguration.class,
+        nodeDescription = "Transforms incoming message body using JSONPath expression.",
+        nodeDetails = "JSONPath expression specifies a path to an element or a set of elements in a JSON structure. <br/>"
+                + "<b>'$'</b> represents the root object or array. <br/>"
+                + "If JSONPath expression evaluation failed, incoming message routes via <code>Failure</code> chain, "
+                + "otherwise <code>Success</code> chain is used.",
+        uiResources = {"static/rulenode/rulenode-core-config.js"},
+        icon = "functions",
+        configDirective = "tbTransformationNodeJsonPathConfig"
+)
+public class TbJsonPathNode implements TbNode {
+
+    private TbJsonPathNodeConfiguration config;
+    private Configuration configurationJsonPath;
+    private JsonPath jsonPath;
+    private String jsonPathValue;
+
+    @Override
+    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
+        this.config = TbNodeUtils.convert(configuration, TbJsonPathNodeConfiguration.class);
+        this.jsonPathValue = config.getJsonPath();
+        if (!TbJsonPathNodeConfiguration.DEFAULT_JSON_PATH.equals(this.jsonPathValue)) {
+            this.configurationJsonPath = Configuration.builder()
+                    .jsonProvider(new JacksonJsonNodeJsonProvider())
+                    .build();
+            this.jsonPath = JsonPath.compile(config.getJsonPath());
+        }
+    }
+
+    @Override
+    public void onMsg(TbContext ctx, TbMsg msg) throws ExecutionException, InterruptedException, TbNodeException {
+        if (!TbJsonPathNodeConfiguration.DEFAULT_JSON_PATH.equals(this.jsonPathValue)) {
+            try {
+                JsonNode jsonPathData = jsonPath.read(msg.getData(), this.configurationJsonPath);
+                ctx.tellSuccess(TbMsg.transformMsg(msg, msg.getType(), msg.getOriginator(), msg.getMetaData(), JacksonUtil.toString(jsonPathData)));
+            } catch (PathNotFoundException e) {
+                ctx.tellFailure(msg, e);
+            }
+        } else {
+            ctx.tellSuccess(msg);
+        }
+    }
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbJsonPathNodeConfiguration.java

@@ -0,0 +1,34 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import lombok.Data;
+import org.thingsboard.rule.engine.api.NodeConfiguration;
+
+@Data
+public class TbJsonPathNodeConfiguration implements NodeConfiguration<TbJsonPathNodeConfiguration> {
+
+    static final String DEFAULT_JSON_PATH = "$";
+    private String jsonPath;
+
+    @Override
+    public TbJsonPathNodeConfiguration defaultConfiguration() {
+        TbJsonPathNodeConfiguration configuration = new TbJsonPathNodeConfiguration();
+        configuration.setJsonPath(DEFAULT_JSON_PATH);
+        return configuration;
+    }
+
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbRenameKeysNode.java

@@ -0,0 +1,97 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.RuleNode;
+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.util.TbNodeUtils;
+import org.thingsboard.server.common.data.plugin.ComponentType;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+
+import java.util.Map;
+import java.util.concurrent.ExecutionException;
+
+@Slf4j
+@RuleNode(
+        type = ComponentType.TRANSFORMATION,
+        name = "rename keys",
+        configClazz = TbRenameKeysNodeConfiguration.class,
+        nodeDescription = "Renames msg data or metadata keys to the new key names selected in the key mapping.",
+        nodeDetails = "If the key that is selected in the key mapping is missed in the selected msg source(data or metadata), it will be ignored." +
+                " Returns transformed messages via <code>Success</code> chain",
+        uiResources = {"static/rulenode/rulenode-core-config.js"},
+        configDirective = "tbTransformationNodeRenameKeysConfig",
+        icon = "find_replace"
+)
+public class TbRenameKeysNode implements TbNode {
+
+    private TbRenameKeysNodeConfiguration config;
+    private Map<String, String> renameKeysMapping;
+    private boolean fromMetadata;
+
+    @Override
+    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
+        this.config = TbNodeUtils.convert(configuration, TbRenameKeysNodeConfiguration.class);
+        this.renameKeysMapping = config.getRenameKeysMapping();
+        this.fromMetadata = config.isFromMetadata();
+    }
+
+    @Override
+    public void onMsg(TbContext ctx, TbMsg msg) throws ExecutionException, InterruptedException, TbNodeException {
+        TbMsgMetaData metaData = msg.getMetaData();
+        String data = msg.getData();
+        boolean msgChanged = false;
+        if (fromMetadata) {
+            Map<String, String> metaDataMap = metaData.getData();
+            for (Map.Entry<String, String> entry : renameKeysMapping.entrySet()) {
+                String nameKey = entry.getKey();
+                if (metaDataMap.containsKey(nameKey)) {
+                    msgChanged = true;
+                    metaDataMap.put(entry.getValue(), metaDataMap.get(nameKey));
+                    metaDataMap.remove(nameKey);
+                }
+            }
+            metaData = new TbMsgMetaData(metaDataMap);
+        } else {
+            JsonNode dataNode = JacksonUtil.toJsonNode(msg.getData());
+            if (dataNode.isObject()) {
+                ObjectNode msgData = (ObjectNode) dataNode;
+                for (Map.Entry<String, String> entry : renameKeysMapping.entrySet()) {
+                    String nameKey = entry.getKey();
+                    if (msgData.has(nameKey)) {
+                        msgChanged = true;
+                        msgData.set(entry.getValue(), msgData.get(nameKey));
+                        msgData.remove(nameKey);
+                    }
+                }
+                data = JacksonUtil.toString(msgData);
+            }
+        }
+        if (msgChanged) {
+            ctx.tellSuccess(TbMsg.transformMsg(msg, msg.getType(), msg.getOriginator(), metaData, data));
+        } else {
+            ctx.tellSuccess(msg);
+        }
+    }
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbRenameKeysNodeConfiguration.java

@@ -0,0 +1,37 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import lombok.Data;
+import org.thingsboard.rule.engine.api.NodeConfiguration;
+
+import java.util.Map;
+
+@Data
+public class TbRenameKeysNodeConfiguration implements NodeConfiguration<TbRenameKeysNodeConfiguration> {
+
+    private boolean fromMetadata;
+    private Map<String, String> renameKeysMapping;
+
+    @Override
+    public TbRenameKeysNodeConfiguration defaultConfiguration() {
+        TbRenameKeysNodeConfiguration configuration = new TbRenameKeysNodeConfiguration();
+        configuration.setRenameKeysMapping(Map.of("temp", "temperature"));
+        configuration.setFromMetadata(false);
+        return configuration;
+    }
+
+}

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbSplitArrayMsgNode.java

@@ -0,0 +1,85 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.EmptyNodeConfiguration;
+import org.thingsboard.rule.engine.api.RuleNode;
+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.TbNodeUtils;
+import org.thingsboard.server.common.data.plugin.ComponentType;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.queue.RuleEngineException;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.concurrent.ExecutionException;
+
+@Slf4j
+@RuleNode(
+        type = ComponentType.EXTERNAL,
+        name = "split array msg",
+        configClazz = EmptyNodeConfiguration.class,
+        nodeDescription = "Split array message into several msgs",
+        nodeDetails = "Split the array fetched from the msg body. If the msg data is not a JSON object returns the "
+                + "incoming message as outbound message with <code>Failure</code> chain, otherwise returns "
+                + "inner objects of the extracted array as separate messages via <code>Success</code> chain.",
+        uiResources = {"static/rulenode/rulenode-core-config.js"},
+        icon = "content_copy",
+        configDirective = "tbNodeEmptyConfig"
+)
+public class TbSplitArrayMsgNode implements TbNode {
+
+    private EmptyNodeConfiguration config;
+
+    @Override
+    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
+        this.config = TbNodeUtils.convert(configuration, EmptyNodeConfiguration.class);
+    }
+
+    @Override
+    public void onMsg(TbContext ctx, TbMsg msg) throws ExecutionException, InterruptedException, TbNodeException {
+        JsonNode jsonNode = JacksonUtil.toJsonNode(msg.getData());
+        if (jsonNode.isArray()) {
+            ArrayNode data = (ArrayNode) jsonNode;
+            if (data.size() == 1) {
+                ctx.tellSuccess(TbMsg.transformMsg(msg, msg.getType(), msg.getOriginator(), msg.getMetaData(), JacksonUtil.toString(data.get(0))));
+            } else {
+                TbMsgCallbackWrapper wrapper = new MultipleTbMsgsCallbackWrapper(data.size(), new TbMsgCallback() {
+                    @Override
+                    public void onSuccess() {
+                        ctx.ack(msg);
+                    }
+
+                    @Override
+                    public void onFailure(RuleEngineException e) {
+                        ctx.tellFailure(msg, e);
+                    }
+                });
+                data.forEach(msgNode -> ctx.enqueueForTellNext(TbMsg.newMsg(msg.getQueueName(), msg.getType(), msg.getOriginator(), msg.getMetaData(), JacksonUtil.toString(msgNode)),
+                        TbRelationTypes.SUCCESS, wrapper::onSuccess, wrapper::onFailure));
+            }
+        } else {
+            ctx.tellFailure(msg, new RuntimeException("Msg data is not a JSON Array!"));
+        }
+    }
+}

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbCopyKeysNodeTest.java

@@ -0,0 +1,166 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.TbContext;
+import org.thingsboard.rule.engine.api.TbNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbNodeException;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.Collections;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class TbCopyKeysNodeTest {
+    final ObjectMapper mapper = new ObjectMapper();
+
+    DeviceId deviceId;
+    TbCopyKeysNode node;
+    TbCopyKeysNodeConfiguration config;
+    TbNodeConfiguration nodeConfiguration;
+    TbContext ctx;
+    TbMsgCallback callback;
+
+    @BeforeEach
+    void setUp() throws TbNodeException {
+        deviceId = new DeviceId(UUID.randomUUID());
+        callback = mock(TbMsgCallback.class);
+        ctx = mock(TbContext.class);
+        config = new TbCopyKeysNodeConfiguration().defaultConfiguration();
+        config.setKeys(Set.of("TestKey_1", "TestKey_2", "TestKey_3", "(\\w*)Data(\\w*)"));
+        config.setFromMetadata(true);
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node = spy(new TbCopyKeysNode());
+        node.init(ctx, nodeConfiguration);
+    }
+
+    @AfterEach
+    void tearDown() {
+        node.destroy();
+    }
+
+    @Test
+    void givenDefaultConfig_whenVerify_thenOK() {
+        TbCopyKeysNodeConfiguration defaultConfig = new TbCopyKeysNodeConfiguration().defaultConfiguration();
+        assertThat(defaultConfig.getKeys()).isEqualTo(Collections.emptySet());
+        assertThat(defaultConfig.isFromMetadata()).isEqualTo(false);
+    }
+
+    @Test
+    void givenMsgFromMetadata_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        JsonNode dataNode = JacksonUtil.toJsonNode(newMsg.getData());
+        assertThat(dataNode.has("TestKey_1")).isEqualTo(true);
+        assertThat(dataNode.has("voltageDataValue")).isEqualTo(true);
+    }
+
+    @Test
+    void givenMsgFromMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        config.setFromMetadata(false);
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"DigitData\":22.5,\"TempDataValue\":10.5}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        Map<String, String> metaDataMap = newMsg.getMetaData().getData();
+        assertThat(metaDataMap.containsKey("DigitData")).isEqualTo(true);
+        assertThat(metaDataMap.containsKey("TempDataValue")).isEqualTo(true);
+    }
+
+    @Test
+    void givenEmptyKeys_whenOnMsg_thenVerifyOutput() throws Exception {
+        TbCopyKeysNodeConfiguration defaultConfig = new TbCopyKeysNodeConfiguration().defaultConfiguration();
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(defaultConfig));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"DigitData\":22.5,\"TempDataValue\":10.5}";
+        TbMsg msg = getTbMsg(deviceId, data);
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg.getMetaData()).isEqualTo(msg.getMetaData());
+    }
+
+    @Test
+    void givenMsgDataNotJSONObject_whenOnMsg_thenTVerifyOutput() throws Exception {
+        String data = "[]";
+        TbMsg msg = getTbMsg(deviceId, data);
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg).isSameAs(msg);
+    }
+
+    private TbMsg getTbMsg(EntityId entityId, String data) {
+        final Map<String, String> mdMap = Map.of(
+                "TestKey_1", "Test",
+                "country", "US",
+                "voltageDataValue", "220",
+                "city", "NY"
+        );
+        return TbMsg.newMsg("POST_ATTRIBUTES_REQUEST", entityId, new TbMsgMetaData(mdMap), data, callback);
+    }
+
+}

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNodeTest.java

@@ -0,0 +1,149 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.TbContext;
+import org.thingsboard.rule.engine.api.TbNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbNodeException;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.Collections;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class TbDeleteKeysNodeTest {
+    final ObjectMapper mapper = new ObjectMapper();
+
+    DeviceId deviceId;
+    TbDeleteKeysNode node;
+    TbDeleteKeysNodeConfiguration config;
+    TbNodeConfiguration nodeConfiguration;
+    TbContext ctx;
+    TbMsgCallback callback;
+
+    @BeforeEach
+    void setUp() throws TbNodeException {
+        deviceId = new DeviceId(UUID.randomUUID());
+        callback = mock(TbMsgCallback.class);
+        ctx = mock(TbContext.class);
+        config = new TbDeleteKeysNodeConfiguration().defaultConfiguration();
+        config.setKeys(Set.of("TestKey_1", "TestKey_2", "TestKey_3", "(\\w*)Data(\\w*)"));
+        config.setFromMetadata(true);
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node = spy(new TbDeleteKeysNode());
+        node.init(ctx, nodeConfiguration);
+    }
+
+    @AfterEach
+    void tearDown() {
+        node.destroy();
+    }
+
+    @Test
+    void givenDefaultConfig_whenVerify_thenOK() {
+        TbDeleteKeysNodeConfiguration defaultConfig = new TbDeleteKeysNodeConfiguration().defaultConfiguration();
+        assertThat(defaultConfig.getKeys()).isEqualTo(Collections.emptySet());
+        assertThat(defaultConfig.isFromMetadata()).isEqualTo(false);
+    }
+
+    @Test
+    void givenMsgFromMetadata_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        Map<String, String> metaDataMap = newMsg.getMetaData().getData();
+        assertThat(metaDataMap.containsKey("TestKey_1")).isEqualTo(false);
+        assertThat(metaDataMap.containsKey("voltageDataValue")).isEqualTo(false);
+    }
+
+    @Test
+    void givenMsgFromMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        config.setFromMetadata(false);
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"Voltage\":22.5,\"TempDataValue\":10.5}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        JsonNode dataNode = JacksonUtil.toJsonNode(newMsg.getData());
+        assertThat(dataNode.has("TempDataValue")).isEqualTo(false);
+        assertThat(dataNode.has("Voltage")).isEqualTo(true);
+    }
+
+    @Test
+    void givenEmptyKeys_whenOnMsg_thenVerifyOutput() throws Exception {
+        TbDeleteKeysNodeConfiguration defaultConfig = new TbDeleteKeysNodeConfiguration().defaultConfiguration();
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(defaultConfig));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"Voltage\":220,\"Humidity\":56}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg.getData()).isEqualTo(data);
+    }
+
+    private TbMsg getTbMsg(EntityId entityId, String data) {
+        final Map<String, String> mdMap = Map.of(
+                "TestKey_1", "Test",
+                "country", "US",
+                "voltageDataValue", "220",
+                "city", "NY"
+        );
+        return TbMsg.newMsg("POST_ATTRIBUTES_REQUEST", entityId, new TbMsgMetaData(mdMap), data, callback);
+    }
+
+}

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbJsonPathNodeTest.java

@@ -0,0 +1,167 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.jayway.jsonpath.PathNotFoundException;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.TbContext;
+import org.thingsboard.rule.engine.api.TbNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbNodeException;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.Map;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class TbJsonPathNodeTest {
+    final ObjectMapper mapper = new ObjectMapper();
+
+    DeviceId deviceId;
+    TbJsonPathNode node;
+    TbJsonPathNodeConfiguration config;
+    TbNodeConfiguration nodeConfiguration;
+    TbContext ctx;
+    TbMsgCallback callback;
+
+    @BeforeEach
+    void setUp() throws TbNodeException {
+        deviceId = new DeviceId(UUID.randomUUID());
+        callback = mock(TbMsgCallback.class);
+        ctx = mock(TbContext.class);
+        config = new TbJsonPathNodeConfiguration();
+        config.setJsonPath("$.Attribute_2");
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node = spy(new TbJsonPathNode());
+        node.init(ctx, nodeConfiguration);
+    }
+
+    @AfterEach
+    void tearDown() {
+        node.destroy();
+    }
+
+    @Test
+    void givenDefaultConfig_whenInit_thenFail() {
+        config.setJsonPath("");
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        assertThatThrownBy(() -> node.init(ctx, nodeConfiguration)).isInstanceOf(IllegalArgumentException.class);
+    }
+
+    @Test
+    void givenDefaultConfig_whenVerify_thenOK() {
+        TbJsonPathNodeConfiguration defaultConfig = new TbJsonPathNodeConfiguration().defaultConfiguration();
+        assertThat(defaultConfig.getJsonPath()).isEqualTo(TbJsonPathNodeConfiguration.DEFAULT_JSON_PATH);
+    }
+
+    @Test
+    void givenPrimitiveMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_2\":100}";
+        VerifyOutputMsg(data, 1, 100);
+
+        data = "{\"Attribute_1\":22.5,\"Attribute_2\":\"StringValue\"}";
+        VerifyOutputMsg(data, 2, "StringValue");
+    }
+
+    @Test
+    void givenJsonArray_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_2\":[{\"Attribute_3\":22.5,\"Attribute_4\":10.3}, {\"Attribute_5\":22.5,\"Attribute_6\":10.3}]}";
+        VerifyOutputMsg(data, 1, JacksonUtil.toJsonNode(data).get("Attribute_2"));
+    }
+
+    @Test
+    void givenJsonNode_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_2\":{\"Attribute_3\":22.5,\"Attribute_4\":10.3}}";
+        VerifyOutputMsg(data, 1, JacksonUtil.toJsonNode(data).get("Attribute_2"));
+    }
+
+    @Test
+    void givenJsonArrayWithFilter_whenOnMsg_thenVerifyOutput() throws Exception {
+        config.setJsonPath("$.Attribute_2[?(@.voltage > 200)]");
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"Attribute_1\":22.5,\"Attribute_2\":[{\"voltage\":220}, {\"voltage\":250}, {\"voltage\":110}]}";
+        VerifyOutputMsg(data, 1, JacksonUtil.toJsonNode("[{\"voltage\":220}, {\"voltage\":250}]"));
+    }
+
+    @Test
+    void givenNoArrayMsg_whenOnMsg_thenTellFailure() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_5\":10.3}";
+        JsonNode dataNode = JacksonUtil.toJsonNode(data);
+        TbMsg msg = getTbMsg(deviceId, dataNode.toString());
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        ArgumentCaptor<Exception> exceptionCaptor = ArgumentCaptor.forClass(Exception.class);
+        verify(ctx, never()).tellSuccess(any());
+        verify(ctx, times(1)).tellFailure(newMsgCaptor.capture(), exceptionCaptor.capture());
+
+        assertThat(newMsgCaptor.getValue()).isSameAs(msg);
+        assertThat(exceptionCaptor.getValue()).isInstanceOf(RuntimeException.class);
+    }
+
+    @Test
+    void givenNoResultsForPath_whenOnMsg_thenTellFailure() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_5\":10.3}";
+        JsonNode dataNode = JacksonUtil.toJsonNode(data);
+        TbMsg msg = getTbMsg(deviceId, dataNode.toString());
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        ArgumentCaptor<Exception> exceptionCaptor = ArgumentCaptor.forClass(Exception.class);
+        verify(ctx, never()).tellSuccess(any());
+        verify(ctx, times(1)).tellFailure(newMsgCaptor.capture(), exceptionCaptor.capture());
+
+        assertThat(newMsgCaptor.getValue()).isSameAs(msg);
+        assertThat(exceptionCaptor.getValue()).isInstanceOf(PathNotFoundException.class);
+    }
+
+    private void VerifyOutputMsg(String data, int countTellSuccess, Object value) throws Exception {
+        JsonNode dataNode = JacksonUtil.toJsonNode(data);
+        node.onMsg(ctx, getTbMsg(deviceId, dataNode.toString()));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(countTellSuccess)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        assertThat(newMsgCaptor.getValue().getData()).isEqualTo(JacksonUtil.toString(value));
+    }
+
+    private TbMsg getTbMsg(EntityId entityId, String data) {
+        Map<String, String> mdMap = Map.of("country", "US",
+                "city", "NY"
+        );
+        return TbMsg.newMsg("POST_ATTRIBUTES_REQUEST", entityId, new TbMsgMetaData(mdMap), data, callback);
+    }
+}

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbRenameKeysNodeTest.java

@@ -0,0 +1,159 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.TbContext;
+import org.thingsboard.rule.engine.api.TbNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbNodeException;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.Map;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class TbRenameKeysNodeTest {
+    DeviceId deviceId;
+    TbRenameKeysNode node;
+    TbRenameKeysNodeConfiguration config;
+    TbNodeConfiguration nodeConfiguration;
+    TbContext ctx;
+    TbMsgCallback callback;
+
+    @BeforeEach
+    void setUp() throws TbNodeException {
+        deviceId = new DeviceId(UUID.randomUUID());
+        callback = mock(TbMsgCallback.class);
+        ctx = mock(TbContext.class);
+        config = new TbRenameKeysNodeConfiguration().defaultConfiguration();
+        config.setRenameKeysMapping(Map.of("TestKey_1", "Attribute_1", "TestKey_2", "Attribute_2"));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
+        node = spy(new TbRenameKeysNode());
+        node.init(ctx, nodeConfiguration);
+    }
+
+    @AfterEach
+    void tearDown() {
+        node.destroy();
+    }
+
+    @Test
+    void givenDefaultConfig_whenVerify_thenOK() {
+        TbRenameKeysNodeConfiguration defaultConfig = new TbRenameKeysNodeConfiguration().defaultConfiguration();
+        assertThat(defaultConfig.getRenameKeysMapping()).isEqualTo(Map.of("temp", "temperature"));
+        assertThat(defaultConfig.isFromMetadata()).isEqualTo(false);
+    }
+
+    @Test
+    void givenMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "{\"Temperature_1\":22.5,\"TestKey_2\":10.3}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        JsonNode dataNode = JacksonUtil.toJsonNode(newMsg.getData());
+        assertThat(dataNode.has("Attribute_2")).isEqualTo(true);
+        assertThat(dataNode.has("Temperature_1")).isEqualTo(true);
+    }
+
+    @Test
+    void givenMetadata_whenOnMsg_thenVerifyOutput() throws Exception {
+        config = new TbRenameKeysNodeConfiguration().defaultConfiguration();
+        config.setRenameKeysMapping(Map.of("TestKey_1", "Attribute_1", "TestKey_2", "Attribute_2"));
+        config.setFromMetadata(true);
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"Temperature_1\":22.5,\"TestKey_2\":10.3}";
+        node.onMsg(ctx, getTbMsg(deviceId, data));
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        Map<String, String> mdDataMap = newMsg.getMetaData().getData();
+        assertThat(mdDataMap.containsKey("Attribute_1")).isEqualTo(true);
+    }
+
+    @Test
+    void givenEmptyKeys_whenOnMsg_thenVerifyOutput() throws Exception {
+        TbRenameKeysNodeConfiguration defaultConfig = new TbRenameKeysNodeConfiguration().defaultConfiguration();
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(defaultConfig));
+        node.init(ctx, nodeConfiguration);
+
+        String data = "{\"Temperature_1\":22.5,\"TestKey_2\":10.3}";
+        TbMsg msg = getTbMsg(deviceId, data);
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg.getMetaData()).isEqualTo(msg.getMetaData());
+    }
+
+    @Test
+    void givenMsgDataNotJSONObject_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "[]";
+        TbMsg msg = getTbMsg(deviceId, data);
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        verify(ctx, times(1)).tellSuccess(newMsgCaptor.capture());
+        verify(ctx, never()).tellFailure(any(), any());
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg).isSameAs(msg);
+    }
+
+    private TbMsg getTbMsg(EntityId entityId, String data) {
+        final Map<String, String> mdMap = Map.of(
+                "TestKey_1", "Test",
+                "country", "US",
+                "city", "NY"
+        );
+        return TbMsg.newMsg("POST_ATTRIBUTES_REQUEST", entityId, new TbMsgMetaData(mdMap), data, callback);
+    }
+}

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbSplitArrayMsgNodeTest.java

@@ -0,0 +1,139 @@
+/**
+ * Copyright © 2016-2022 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.rule.engine.transform;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.rule.engine.api.EmptyNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbContext;
+import org.thingsboard.rule.engine.api.TbNodeConfiguration;
+import org.thingsboard.rule.engine.api.TbNodeException;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbMsg;
+import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.common.msg.queue.TbMsgCallback;
+
+import java.util.Map;
+import java.util.UUID;
+import java.util.function.Consumer;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class TbSplitArrayMsgNodeTest {
+    final ObjectMapper mapper = new ObjectMapper();
+
+    DeviceId deviceId;
+    TbSplitArrayMsgNode node;
+    EmptyNodeConfiguration config;
+    TbNodeConfiguration nodeConfiguration;
+    TbContext ctx;
+    TbMsgCallback callback;
+
+    @BeforeEach
+    void setUp() throws TbNodeException {
+        deviceId = new DeviceId(UUID.randomUUID());
+        callback = mock(TbMsgCallback.class);
+        ctx = mock(TbContext.class);
+        config = new EmptyNodeConfiguration();
+        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        node = spy(new TbSplitArrayMsgNode());
+        node.init(ctx, nodeConfiguration);
+    }
+
+    @AfterEach
+    void tearDown() {
+        node.destroy();
+    }
+
+    @Test
+    void givenFewMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "[{\"Attribute_1\":22.5,\"Attribute_2\":10.3}, {\"Attribute_1\":1,\"Attribute_2\":2}]";
+        VerifyOutputMsg(data);
+    }
+
+    @Test
+    void givenOneMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "[{\"Attribute_1\":22.5,\"Attribute_2\":10.3}]";
+        VerifyOutputMsg(data);
+    }
+
+    @Test
+    void givenZeroMsg_whenOnMsg_thenVerifyOutput() throws Exception {
+        String data = "[]";
+        VerifyOutputMsg(data);
+    }
+
+    @Test
+    void givenNoArrayMsg_whenOnMsg_thenFailure() throws Exception {
+        String data = "{\"Attribute_1\":22.5,\"Attribute_2\":10.3}";
+        JsonNode dataNode = JacksonUtil.toJsonNode(data);
+        TbMsg msg = getTbMsg(deviceId, dataNode.toString());
+        node.onMsg(ctx, msg);
+
+        ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+        ArgumentCaptor<Exception> exceptionCaptor = ArgumentCaptor.forClass(Exception.class);
+        verify(ctx, never()).tellSuccess(any());
+        verify(ctx, times(1)).tellFailure(newMsgCaptor.capture(), exceptionCaptor.capture());
+
+        assertThat(exceptionCaptor.getValue()).isInstanceOf(RuntimeException.class);
+
+        TbMsg newMsg = newMsgCaptor.getValue();
+        assertThat(newMsg).isNotNull();
+
+        assertThat(newMsg).isSameAs(msg);
+    }
+
+    private void VerifyOutputMsg(String data) throws Exception {
+        JsonNode dataNode = JacksonUtil.toJsonNode(data);
+        TbMsg tbMsg = getTbMsg(deviceId, dataNode.toString());
+        node.onMsg(ctx, tbMsg);
+
+        if (dataNode.size() > 1) {
+            ArgumentCaptor<Runnable> successCaptor = ArgumentCaptor.forClass(Runnable.class);
+            ArgumentCaptor<Consumer<Throwable>> failureCaptor = ArgumentCaptor.forClass(Consumer.class);
+            verify(ctx, times(dataNode.size())).enqueueForTellNext(any(), anyString(), successCaptor.capture(), failureCaptor.capture());
+            for (Runnable valueCaptor : successCaptor.getAllValues()) {
+                valueCaptor.run();
+            }
+            verify(ctx, times(1)).ack(tbMsg);
+        } else {
+            ArgumentCaptor<TbMsg> newMsgCaptor = ArgumentCaptor.forClass(TbMsg.class);
+            verify(ctx, times(dataNode.size())).tellSuccess(newMsgCaptor.capture());
+        }
+        verify(ctx, never()).tellFailure(any(), any());
+    }
+
+    private TbMsg getTbMsg(EntityId entityId, String data) {
+        Map<String, String> mdMap = Map.of(
+                "country", "US",
+                "city", "NY"
+        );
+        return TbMsg.newMsg("POST_ATTRIBUTES_REQUEST", entityId, new TbMsgMetaData(mdMap), data, callback);
+    }
+}