refactor(db): remove function for periodic backup of RocksDB database

common/src/main/java/org/tron/common/parameter/CommonParameter.java

@@ -9,7 +9,6 @@
 import lombok.Setter;
 import org.slf4j.bridge.SLF4JBridgeHandler;
 import org.tron.common.args.GenesisBlock;
-import org.tron.common.config.DbBackupConfig;
 import org.tron.common.cron.CronExpression;
 import org.tron.common.logsfilter.EventPluginConfig;
 import org.tron.common.logsfilter.FilterQuery;
@@ -425,8 +424,6 @@ public class CommonParameter {
   @Setter
   public double rateLimiterDisconnect; // clearParam: 1.0
   @Getter
-  public DbBackupConfig dbBackupConfig;
-  @Getter
   public RocksDbSettings rocksDBCustomSettings;
   @Getter
   public GenesisBlock genesisBlock;

common/src/main/java/org/tron/core/config/args/StorageConfig.java

@@ -25,7 +25,6 @@ public class StorageConfig {
   private TransHistoryConfig transHistory = new TransHistoryConfig();
   private boolean needToUpdateAsset = true;
   private DbSettingsConfig dbSettings = new DbSettingsConfig();
-  private BackupConfig backup = new BackupConfig();
   private BalanceConfig balance = new BalanceConfig();
   private CheckpointConfig checkpoint = new CheckpointConfig();
   private SnapshotConfig snapshot = new SnapshotConfig();
@@ -129,16 +128,6 @@ void postProcess() {
     }
   }
 
-  @Getter
-  @Setter
-  public static class BackupConfig {
-    private boolean enable = false;
-    private String propPath = "prop.properties";
-    private String bak1path = "bak1/database/";
-    private String bak2path = "bak2/database/";
-    private int frequency = 10000;
-  }
-
   @Getter
   @Setter
   public static class BalanceConfig {

common/src/main/resources/reference.conf

@@ -120,15 +120,6 @@ storage {
   # Number of blocks flushed to db in each batch during node syncing.
   snapshot.maxFlushCount = 1
 
-  # Database backup settings (RocksDB only)
-  backup = {
-    enable = false
-    propPath = "prop.properties"
-    bak1path = "bak1/database/"
-    bak2path = "bak2/database/"
-    frequency = 10000
-  }
-
   # Data root setting, for check data, currently only reward-vi is used.
   # merkleRoot = {
   #   reward-vi = 9debcb9924055500aaae98cdee10501c5c39d4daa75800a996f4bdda73dbccd8 // main-net

common/src/test/java/org/tron/core/config/args/StorageConfigTest.java

@@ -28,8 +28,6 @@ public void testDefaults() {
     assertEquals("database", sc.getDb().getDirectory());
     assertEquals("index", sc.getIndex().getDirectory());
     assertTrue(sc.isNeedToUpdateAsset());
-    assertFalse(sc.getBackup().isEnable());
-    assertEquals(10000, sc.getBackup().getFrequency());
     assertEquals(7, sc.getDbSettings().getLevelNumber());
     assertEquals(5000, sc.getDbSettings().getMaxOpenFiles());
   }
@@ -44,8 +42,6 @@ public void testFromConfig() {
     assertEquals("ROCKSDB", sc.getDb().getEngine());
     assertTrue(sc.getDb().isSync());
     assertEquals("mydb", sc.getDb().getDirectory());
-    assertTrue(sc.getBackup().isEnable());
-    assertEquals(5000, sc.getBackup().getFrequency());
     assertEquals(5, sc.getDbSettings().getLevelNumber());
     assertEquals(3000, sc.getDbSettings().getMaxOpenFiles());
   }

framework/build.gradle

@@ -114,7 +114,6 @@ def configureTestTask = { Task t ->
     }
     if (isWindows()) {
         t.exclude '**/ShieldedTransferActuatorTest.class'
-        t.exclude '**/BackupDbUtilTest.class'
         t.exclude '**/ManagerTest.class'
         t.exclude 'org/tron/core/zksnark/**'
         t.exclude 'org/tron/common/runtime/vm/PrecompiledContractsVerifyProofTest.class'
@@ -161,7 +160,6 @@ tasks.register('testWithRocksDb', Test) {
     include 'org/tron/core/config/args/ArgsTest.class'
     include 'org/tron/core/db/DBIteratorTest.class'
     include 'org/tron/core/db/TronDatabaseTest.class'
-    include 'org/tron/core/db/backup/BackupDbUtilTest.class'
     include 'org/tron/core/db2/ChainbaseTest.class'
     exclude '**/LevelDbDataSourceImplTest.class'
 }

framework/src/main/java/org/tron/core/config/DefaultConfig.java

@@ -5,14 +5,11 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Conditional;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 import org.tron.common.utils.StorageUtils;
 import org.tron.core.config.args.Args;
 import org.tron.core.db.RevokingDatabase;
-import org.tron.core.db.backup.BackupRocksDBAspect;
-import org.tron.core.db.backup.NeedBeanCondition;
 import org.tron.core.db2.core.SnapshotManager;
 import org.tron.core.services.interfaceOnPBFT.RpcApiServiceOnPBFT;
 import org.tron.core.services.interfaceOnPBFT.http.PBFT.HttpApiOnPBFTService;
@@ -88,9 +85,4 @@ public HttpApiOnPBFTService getHttpApiOnPBFTService() {
     return null;
   }
 
-  @Bean
-  @Conditional(NeedBeanCondition.class)
-  public BackupRocksDBAspect backupRocksDBAspect() {
-    return new BackupRocksDBAspect();
-  }
 }

framework/src/main/java/org/tron/core/config/args/Args.java

@@ -39,7 +39,6 @@
 import org.tron.common.args.Account;
 import org.tron.common.args.GenesisBlock;
 import org.tron.common.args.Witness;
-import org.tron.common.config.DbBackupConfig;
 import org.tron.common.cron.CronExpression;
 import org.tron.common.logsfilter.EventPluginConfig;
 import org.tron.common.logsfilter.FilterQuery;
@@ -225,12 +224,6 @@ private static void applyStorageConfig(StorageConfig sc) {
     PARAMETER.storage.setTxCacheInitOptimization(sc.getTxCache().isInitOptimization());
     PARAMETER.storage.setMaxFlushCount(sc.getSnapshot().getMaxFlushCount());
 
-    // backup
-    StorageConfig.BackupConfig backup = sc.getBackup();
-    PARAMETER.dbBackupConfig = DbBackupConfig.getInstance()
-        .initArgs(backup.isEnable(), backup.getPropPath(),
-            backup.getBak1path(), backup.getBak2path(), backup.getFrequency());
-
     // RocksDB settings
     StorageConfig.DbSettingsConfig dbs = sc.getDbSettings();
     PARAMETER.rocksDBCustomSettings = RocksDbSettings