fixed upgrade script for get attributes based nodes for case when fetchToData is null

application/src/main/java/org/thingsboard/server/service/install/update/DefaultDataUpdateService.java

@@ -227,25 +227,25 @@ public class DefaultDataUpdateService implements DataUpdateService {
     @Override
     public void upgradeRuleNodes() {
         try {
-            log.info("Lookup rule nodes to upgrade ...");
+            log.info("Starting versioned rule nodes upgrade ...");
             var nodeClassToVersionMap = componentDiscoveryService.getVersionedNodes();
-            log.info("Found {} versioned nodes to check for upgrade!", nodeClassToVersionMap.size());
+            log.debug("Found {} versioned nodes to check for upgrade!", nodeClassToVersionMap.size());
             nodeClassToVersionMap.forEach(clazz -> {
                 var ruleNodeType = clazz.getClassName();
                 var ruleNodeTypeForLogs = clazz.getSimpleName();
                 var toVersion = clazz.getCurrentVersion();
-                log.info("Going to check for nodes with type: {} to upgrade to version: {}.", ruleNodeTypeForLogs, toVersion);
+                log.debug("Going to check for nodes with type: {} to upgrade to version: {}.", ruleNodeTypeForLogs, toVersion);
                 var ruleNodesToUpdate = new PageDataIterable<>(
                         pageLink -> ruleChainService.findAllRuleNodesByTypeAndVersionLessThan(ruleNodeType, toVersion, pageLink), 1024
                 );
                 if (Iterables.isEmpty(ruleNodesToUpdate)) {
-                    log.info("There are no active nodes with type: {}, or all nodes with this type already set to latest version!", ruleNodeTypeForLogs);
+                    log.debug("There are no active nodes with type: {}, or all nodes with this type already set to latest version!", ruleNodeTypeForLogs);
                 } else {
                     for (var ruleNode : ruleNodesToUpdate) {
                         var ruleNodeId = ruleNode.getId();
                         var oldConfiguration = ruleNode.getConfiguration();
                         int fromVersion = ruleNode.getConfigurationVersion();
-                        log.info("Going to upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}",
+                        log.debug("Going to upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}",
                                 ruleNodeId, ruleNodeTypeForLogs, fromVersion, toVersion);
                         try {
                             var tbVersionedNode = (TbVersionedNode) clazz.getClazz().getDeclaredConstructor().newInstance();
@@ -255,7 +255,7 @@ public class DefaultDataUpdateService implements DataUpdateService {
                             }
                             ruleNode.setConfigurationVersion(toVersion);
                             ruleChainService.saveRuleNode(TenantId.SYS_TENANT_ID, ruleNode);
-                            log.info("Successfully upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}",
+                            log.debug("Successfully upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}",
                                     ruleNodeId, ruleNodeTypeForLogs, fromVersion, toVersion);
                         } catch (Exception e) {
                             log.warn("Failed to upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {} due to: ",

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/TbAbstractGetAttributesNode.java

@@ -88,6 +88,11 @@ public abstract class TbAbstractGetAttributesNode<C extends TbGetAttributesNodeC
             newConfigObjectNode.put(FETCH_TO_PROPERTY_NAME, TbMsgSource.METADATA.name());
             return new TbPair<>(true, newConfigObjectNode);
         }
+        if (newConfigObjectNode.get(oldProperty).isNull()) {
+            newConfigObjectNode.remove(oldProperty);
+            newConfigObjectNode.put(FETCH_TO_PROPERTY_NAME, TbMsgSource.METADATA.name());
+            return new TbPair<>(true, newConfigObjectNode);
+        }
         return upgradeConfigurationToUseFetchTo(oldProperty, ifTrue, ifFalse, newConfigObjectNode);
     }
 

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/TbGetAttributesNodeTest.java

@@ -285,6 +285,23 @@ public class TbGetAttributesNodeTest {
         Assertions.assertEquals(defaultConfig, JacksonUtil.treeToValue(upgrade.getSecond(), defaultConfig.getClass()));
     }
 
+    @Test
+    public void givenOldConfigWithNullFetchToDataProperty_whenUpgrade_thenShouldReturnTrueResultWithNewConfig() throws Exception {
+        var defaultConfig = new TbGetAttributesNodeConfiguration().defaultConfiguration();
+        var node = new TbGetAttributesNode();
+        String oldConfig = "{\"fetchToData\":null," +
+                "\"clientAttributeNames\":[]," +
+                "\"sharedAttributeNames\":[]," +
+                "\"serverAttributeNames\":[]," +
+                "\"latestTsKeyNames\":[]," +
+                "\"tellFailureIfAbsent\":true," +
+                "\"getLatestValueWithTs\":false}";
+        JsonNode configJson = JacksonUtil.toJsonNode(oldConfig);
+        TbPair<Boolean, JsonNode> upgrade = node.upgrade(0, configJson);
+        Assertions.assertTrue(upgrade.getFirst());
+        Assertions.assertEquals(defaultConfig, JacksonUtil.treeToValue(upgrade.getSecond(), defaultConfig.getClass()));
+    }
+
     private TbMsg checkMsg(boolean checkSuccess) {
         var msgCaptor = ArgumentCaptor.forClass(TbMsg.class);
         if (checkSuccess) {

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/TbGetDeviceAttrNodeTest.java

@@ -60,4 +60,23 @@ public class TbGetDeviceAttrNodeTest {
         Assertions.assertEquals(defaultConfig, JacksonUtil.treeToValue(upgrade.getSecond(), defaultConfig.getClass()));
     }
 
+    @Test
+    public void givenOldConfigWithNullFetchToDataProperty_whenUpgrade_thenShouldReturnTrueResultWithNewConfig() throws Exception {
+        var defaultConfig = new TbGetDeviceAttrNodeConfiguration().defaultConfiguration();
+        var node = new TbGetDeviceAttrNode();
+        String oldConfig = "{\"fetchToData\":null," +
+                "\"clientAttributeNames\":[]," +
+                "\"sharedAttributeNames\":[]," +
+                "\"serverAttributeNames\":[]," +
+                "\"latestTsKeyNames\":[]," +
+                "\"tellFailureIfAbsent\":true," +
+                "\"getLatestValueWithTs\":false," +
+                "\"deviceRelationsQuery\":{\"direction\":\"FROM\",\"maxLevel\":1,\"relationType\":\"Contains\",\"deviceTypes\":[\"default\"]," +
+                "\"fetchLastLevelOnly\":false}}";
+        JsonNode configJson = JacksonUtil.toJsonNode(oldConfig);
+        TbPair<Boolean, JsonNode> upgrade = node.upgrade(0, configJson);
+        Assertions.assertTrue(upgrade.getFirst());
+        Assertions.assertEquals(defaultConfig, JacksonUtil.treeToValue(upgrade.getSecond(), defaultConfig.getClass()));
+    }
+
 }