func CopyDB(dbase1, dbase2 interfaces.DBOverlay) { processing := "" defer func() { if r := recover(); r != nil { err := fmt.Errorf("Error processing: %v", processing) panic(err) } }() dBlocks, err := dbase1.FetchAllDBlocks() if err != nil { panic(err) } prevECHash := primitives.NewZeroHash() for _, dBlock := range dBlocks { dbase2.StartMultiBatch() err := dbase2.ProcessDBlockMultiBatch(dBlock) if err != nil { panic(err) } for _, dbEntry := range dBlock.GetDBEntries() { switch dbEntry.GetChainID().String() { case "000000000000000000000000000000000000000000000000000000000000000a": aBlock, err := dbase1.FetchABlock(dbEntry.GetKeyMR()) if err != nil { panic(err) } err = dbase2.ProcessABlockMultiBatch(aBlock) if err != nil { panic(err) } break case "000000000000000000000000000000000000000000000000000000000000000c": ecBlock, err := dbase1.FetchECBlock(dbEntry.GetKeyMR()) if err != nil { panic(err) } if ecBlock.GetHeader().GetPrevHeaderHash().IsSameAs(prevECHash) == false { prev, err := dbase1.FetchECBlock(ecBlock.GetHeader().GetPrevHeaderHash()) if err != nil { panic(err) } err = dbase2.ProcessECBlockMultiBatch(prev, true) if err != nil { panic(err) } } err = dbase2.ProcessECBlockMultiBatch(ecBlock, true) if err != nil { panic(err) } prevECHash = dbEntry.GetKeyMR() break case "000000000000000000000000000000000000000000000000000000000000000f": fBlock, err := dbase1.FetchFBlock(dbEntry.GetKeyMR()) if err != nil { panic(err) } err = dbase2.ProcessFBlockMultiBatch(fBlock) if err != nil { panic(err) } break default: processing = fmt.Sprintf("%v - %v - %v", dBlock.GetKeyMR().String(), dbEntry.GetChainID().String(), dbEntry.GetKeyMR().String()) eBlock, err := dbase1.FetchEBlock(dbEntry.GetKeyMR()) if err != nil { panic(err) } err = dbase2.ProcessEBlockMultiBatch(eBlock, true) if err != nil { panic(err) } for _, h := range eBlock.GetEntryHashes() { entry, err := dbase1.FetchEntry(h) if err != nil { panic(err) } err = dbase2.InsertEntryMultiBatch(entry) if err != nil { panic(err) } } break } } if err := dbase2.ExecuteMultiBatch(); err != nil { panic(err) } if dBlock.GetDatabaseHeight()%1000 == 0 { fmt.Printf("Processed block #%v\n", dBlock.GetDatabaseHeight()) } } }