Version control - not rollback on error option

application/src/main/java/org/thingsboard/server/service/sync/ie/DefaultEntitiesExportImportService.java

@@ -101,7 +101,11 @@ public class DefaultEntitiesExportImportService implements EntitiesExportImportS
         ctx.putInternalId(exportData.getExternalId(), importResult.getSavedEntity().getId());
 
         ctx.addReferenceCallback(exportData.getExternalId(), importResult.getSaveReferencesCallback());
-        ctx.addEventCallback(importResult.getSendEventsCallback());
+        if (ctx.isRollbackOnError()) {
+            ctx.addEventCallback(importResult.getSendEventsCallback());
+        } else {
+            importResult.getSendEventsCallback().run();
+        }
         return importResult;
     }
 

application/src/main/java/org/thingsboard/server/service/sync/vc/DefaultEntitiesVersionControlService.java

@@ -246,16 +246,18 @@ public class DefaultEntitiesVersionControlService implements EntitiesVersionCont
         switch (request.getType()) {
             case SINGLE_ENTITY: {
                 SingleEntityVersionLoadRequest versionLoadRequest = (SingleEntityVersionLoadRequest) request;
+                ctx.setRollbackOnError(true);
                 VersionLoadConfig config = versionLoadRequest.getConfig();
                 ListenableFuture<EntityExportData> future = gitServiceQueue.getEntity(user.getTenantId(), request.getVersionId(), versionLoadRequest.getExternalEntityId());
                 DonAsynchron.withCallback(future,
-                        entityData -> doInTemplate(ctx, request, c -> loadSingleEntity(c, config, entityData)),
+                        entityData -> load(ctx, request, c -> loadSingleEntity(c, config, entityData)),
                         e -> processLoadError(ctx, e), executor);
                 break;
             }
             case ENTITY_TYPE: {
                 EntityTypeVersionLoadRequest versionLoadRequest = (EntityTypeVersionLoadRequest) request;
-                executor.submit(() -> doInTemplate(ctx, request, c -> loadMultipleEntities(c, versionLoadRequest)));
+                ctx.setRollbackOnError(versionLoadRequest.isRollbackOnError());
+                executor.submit(() -> load(ctx, request, c -> loadMultipleEntities(c, versionLoadRequest)));
                 break;
             }
             default:
@@ -265,19 +267,24 @@ public class DefaultEntitiesVersionControlService implements EntitiesVersionCont
         return ctx.getRequestId();
     }
 
-    private <R> VersionLoadResult doInTemplate(EntitiesImportCtx ctx, VersionLoadRequest request, Function<EntitiesImportCtx, VersionLoadResult> function) {
+    private <R> VersionLoadResult load(EntitiesImportCtx ctx, VersionLoadRequest request, Function<EntitiesImportCtx, VersionLoadResult> loadFunction) {
         try {
-            VersionLoadResult result = transactionTemplate.execute(status -> {
-                try {
-                    return function.apply(ctx);
-                } catch (RuntimeException e) {
-                    throw e;
-                } catch (Exception e) {
-                    throw new RuntimeException(e); // to prevent UndeclaredThrowableException
+            VersionLoadResult result;
+            if (ctx.isRollbackOnError()) {
+                result = transactionTemplate.execute(status -> {
+                    try {
+                        return loadFunction.apply(ctx);
+                    } catch (RuntimeException e) {
+                        throw e;
+                    } catch (Exception e) {
+                        throw new RuntimeException(e); // to prevent UndeclaredThrowableException
+                    }
+                });
+                for (ThrowingRunnable eventCallback : ctx.getEventCallbacks()) {
+                    eventCallback.run();
                 }
-            });
-            for (ThrowingRunnable throwingRunnable : ctx.getEventCallbacks()) {
-                throwingRunnable.run();
+            } else {
+                result = loadFunction.apply(ctx);
             }
             result.setDone(true);
             return cachePut(ctx.getRequestId(), result);

application/src/main/java/org/thingsboard/server/service/sync/vc/data/EntitiesImportCtx.java

@@ -58,6 +58,7 @@ public class EntitiesImportCtx {
     private boolean finalImportAttempt = false;
     private EntityImportSettings settings;
     private EntityImportResult<?> currentImportResult;
+    private boolean rollbackOnError;
 
     public EntitiesImportCtx(UUID requestId, User user, String versionId) {
         this(requestId, user, versionId, null);

common/data/src/main/java/org/thingsboard/server/common/data/sync/vc/request/load/EntityTypeVersionLoadRequest.java

@@ -26,6 +26,7 @@ import java.util.Map;
 public class EntityTypeVersionLoadRequest extends VersionLoadRequest {
 
     private Map<EntityType, EntityTypeVersionLoadConfig> entityTypes;
+    private boolean rollbackOnError;
 
     @Override
     public VersionLoadRequestType getType() {

ui-ngx/src/app/modules/home/components/vc/entity-types-version-load.component.html

@@ -99,3 +99,8 @@
     </button>
   </div>
 </fieldset>
+<div [formGroup]="entityTypesVersionLoadFormGroup" fxLayout="row">
+  <mat-checkbox formControlName="rollbackOnError">
+    {{ 'version-control.rollback-on-error' | translate }}
+  </mat-checkbox>
+</div>

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -4915,7 +4915,9 @@
         "device-credentials-conflict": "Failed to load the device with external id <b>{{entityId}}</b><br/>due to the same credentials are already present in the database for another device.<br/>Please consider disabling the <b>load credentials</b> setting in the restore form.",
         "missing-referenced-entity": "Failed to load the <b>{{sourceEntityTypeName}}</b> with external id <b>{{sourceEntityId}}</b><br/>because it references missing <b>{{targetEntityTypeName}}</b> with id <b>{{targetEntityId}}</b>.",
         "runtime-failed": "<b>Failed:</b> {{message}}",
-        "auto-commit-settings-read-only-hint": "Auto-commit feature doesn't work with enabled read-only option in Repository settings."
+        "auto-commit-settings-read-only-hint": "Auto-commit feature doesn't work with enabled read-only option in Repository settings.",
+        "rollback-on-error": "Rollback on error",
+        "rollback-on-error-hint": "If you have a large amount of entities to restore, consider disabling this option to increase performance.<br><b>Note</b>, if an error occurs over the course of version loading, already persisted entities (with relations, attributes, etc.) will stay as is"
     },
     "widget": {
         "widget-library": "Widgets library",