1194 lines
40 KiB
JavaScript
1194 lines
40 KiB
JavaScript
/*
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* @project: TERA
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* @version: Development (beta)
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* @license: MIT (not for evil)
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* @copyright: Yuriy Ivanov (Vtools) 2017-2019 [progr76@gmail.com]
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* Web: https://terafoundation.org
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* Twitter: https://twitter.com/terafoundation
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* Telegram: https://t.me/terafoundation
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*/
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"use strict";
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const fs = require('fs');
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const DBLib = require("./db");
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const DBRow = require("./db-row");
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global.BlockDB = new DBLib();
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global.BLOCK_HEADER_SIZE = 150;
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const FILE_NAME_HEADER = "block-header";
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const FILE_NAME_BODY = "block-body";
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const FORMAT_STREAM_HEADER = "{\
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VersionDB:byte,\
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TreeHash:hash,\
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AddrHash:hash,\
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PrevHash:hash,\
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SumHash:hash,\
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SumPow:uint,\
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TrDataPos:uint,\
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TrDataLen:uint32,\
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Reserv500:uint\
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}";
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const WorkStructStreamHeader = {};
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global.BLOCK_HEADER_SIZE2 = 6;
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const FORMAT_HEADER_VERSION2 = "{FilePos:uint}";
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const FILE_NAME_HEADER2 = "block-header2";
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const WorkStructHeader2 = {};
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const DEFAULT_DB_VERSION = 2;
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module.exports = class CDB extends require("../code")
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{
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constructor(SetKeyPair, RunIP, RunPort, UseRNDHeader, bVirtual)
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{
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super(SetKeyPair, RunIP, RunPort, UseRNDHeader, bVirtual)
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var bWriteMode = (global.PROCESS_NAME === "MAIN");
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global.DB_VERSION = DEFAULT_DB_VERSION
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var FileItem1 = BlockDB.OpenDBFile(FILE_NAME_HEADER, bWriteMode);
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var FileItem2 = BlockDB.OpenDBFile(FILE_NAME_HEADER2, bWriteMode);
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if(FileItem2.size)
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global.DB_VERSION = 2
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else
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if(FileItem1.size)
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global.DB_VERSION = 1
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BlockDB.OpenDBFile(FILE_NAME_BODY, bWriteMode)
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this.DBHeader100 = new DBRow("block-header100", 32 + 32, "{Hash100:hash,Hash:hash}", !bWriteMode)
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this.BlockNumDB = 0
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this.BlockNumDBMin = 0
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this.ClearBufMap()
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setTimeout(function ()
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{
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SERVER.ReadStateTX()
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}, 10)
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}
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ReadStateTX()
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{
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var StateTX = DApps.Accounts.DBStateTX.Read(0);
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if(StateTX)
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{
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this.BlockNumDBMin = StateTX.BlockNumMin
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}
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}
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LoadMemBlocksOnStart()
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{
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this.CurrentBlockNum = GetCurrentBlockNumByTime()
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for(var i = this.BlockNumDB - BLOCK_COUNT_IN_MEMORY; i <= this.BlockNumDB; i++)
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if(i >= 0)
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{
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if(i >= this.BlockNumDB - BLOCK_PROCESSING_LENGTH * 5)
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this.GetBlock(i, true, true)
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else
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this.GetBlock(i, true, false)
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}
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}
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GetMaxNumBlockDB()
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{
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var FileItem, BlockNum;
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if(global.DB_VERSION === 2)
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{
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FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER2)
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BlockNum = (FileItem.size / BLOCK_HEADER_SIZE2) - 1
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}
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else
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{
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FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER)
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BlockNum = (FileItem.size / BLOCK_HEADER_SIZE) - 1
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}
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return BlockNum;
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}
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FindStartBlockNum()
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{
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this.ReadStateTX()
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var BlockNum = this.GetMaxNumBlockDB();
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if(global.NO_CHECK_BLOCKNUM_ONSTART)
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{
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this.BlockNumDB = this.CheckBlocksOnStartFoward(BlockNum - 2, 0)
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ToLog("START_BLOCK_NUM:" + this.BlockNumDB, 2)
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return ;
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}
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BlockNum = this.CheckBlocksOnStartReverse(BlockNum)
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this.BlockNumDB = this.CheckBlocksOnStartFoward(BlockNum - 2000, 0)
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this.BlockNumDB = this.CheckBlocksOnStartFoward(this.BlockNumDB - 100, 1)
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if(this.BlockNumDB >= BLOCK_PROCESSING_LENGTH2)
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{
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this.TruncateBlockDB(this.BlockNumDB)
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}
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ToLog("START_BLOCK_NUM:" + this.BlockNumDB, 2)
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this.CheckOnStartComplete = 1
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}
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CheckBlocksOnStartReverse(StartNum)
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{
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var delta = 1;
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var Count = 0;
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var PrevBlock;
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for(var num = StartNum; num >= this.BlockNumDBMin + BLOCK_PROCESSING_LENGTH2; num -= delta)
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{
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var Block = this.ReadBlockHeaderDB(num);
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if(!Block || IsZeroArr(Block.SumHash))
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{
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delta++
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Count = 0
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continue;
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}
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var PrevBlock = this.ReadBlockHeaderDB(num - 1);
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if(!PrevBlock || IsZeroArr(PrevBlock.SumHash))
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{
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Count = 0
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continue;
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}
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var SumHash = shaarr2(PrevBlock.SumHash, Block.Hash);
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if(CompareArr(SumHash, Block.SumHash) === 0)
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{
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delta = 1
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Count++
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if(Count > COUNT_BLOCKS_FOR_LOAD / 10)
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return num;
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}
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else
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{
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delta++
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Count = 0
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}
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}
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return 0;
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}
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CheckBlocksOnStartFoward(StartNum, bCheckBody)
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{
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var PrevBlock;
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if(StartNum < this.BlockNumDBMin + BLOCK_PROCESSING_LENGTH2)
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StartNum = this.BlockNumDBMin + BLOCK_PROCESSING_LENGTH2
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var MaxNum = DApps.Accounts.GetHashedMaxBlockNum();
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var BlockNumTime = GetCurrentBlockNumByTime();
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if(BlockNumTime < MaxNum)
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MaxNum = BlockNumTime
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var arr = [];
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for(var num = StartNum; num <= MaxNum; num++)
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{
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var Block;
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if(bCheckBody)
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Block = this.ReadBlockDB(num)
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else
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Block = this.ReadBlockHeaderDB(num)
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if(!Block)
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return num > 0 ? num - 1 : 0;
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if(num % 100000 === 0)
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ToLog("CheckBlocksOnStartFoward: " + num)
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if(bCheckBody)
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{
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var TreeHash = CalcTreeHashFromArrBody(Block.BlockNum, Block.arrContent);
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if(CompareArr(Block.TreeHash, TreeHash) !== 0)
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{
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ToLog("BAD TreeHash block=" + Block.BlockNum)
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return num > 0 ? num - 1 : 0;
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}
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}
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if(PrevBlock)
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{
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if(arr.length !== BLOCK_PROCESSING_LENGTH)
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{
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var start = num - BLOCK_PROCESSING_LENGTH2;
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for(var n = 0; n < BLOCK_PROCESSING_LENGTH; n++)
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{
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var Prev = this.ReadBlockHeaderDB(start + n);
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arr.push(Prev.Hash)
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}
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}
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else
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{
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arr.shift()
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var Prev = this.ReadBlockHeaderDB(num - BLOCK_PROCESSING_LENGTH - 1);
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arr.push(Prev.Hash)
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}
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var PrevHash = CalcHashFromArray(arr, true);
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var SeqHash = this.GetSeqHash(Block.BlockNum, PrevHash, Block.TreeHash);
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var Value = GetHashFromSeqAddr(SeqHash, Block.AddrHash, Block.BlockNum, PrevHash);
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if(CompareArr(Value.Hash, Block.Hash) !== 0)
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{
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ToLog("=================== FIND ERR Hash in " + Block.BlockNum + " bCheckBody=" + bCheckBody)
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return num > 0 ? num - 1 : 0;
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}
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var SumHash = shaarr2(PrevBlock.SumHash, Block.Hash);
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if(CompareArr(SumHash, Block.SumHash) !== 0)
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{
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ToLog("=================== FIND ERR SumHash in " + Block.BlockNum)
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return num > 0 ? num - 1 : 0;
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}
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}
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PrevBlock = Block
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}
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return num > 0 ? num - 1 : 0;
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}
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WriteBlockDB(Block)
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{
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var startTime = process.hrtime();
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if(Block.TrCount === 0 && !IsZeroArr(Block.TreeHash))
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{
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ToLogTrace("ERROR WRITE TrCount BLOCK:" + Block.BlockNum)
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throw "ERROR WRITE";
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}
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var Ret = this.WriteBodyDB(Block);
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if(Ret)
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{
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Ret = this.WriteBlockDBFinaly(Block)
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}
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ADD_TO_STAT_TIME("MAX:WriteBlockDB", startTime)
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ADD_TO_STAT_TIME("WriteBlockDB", startTime)
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return Ret;
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}
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WriteBlockDBFinaly(Block)
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{
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var Ret = this.WriteBlockHeaderDB(Block);
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if(Ret)
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{
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if(Block.TrDataLen === 0 && !IsZeroArr(Block.TreeHash))
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{
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ToLogTrace("ERROR WRITE FINAL TrDataLen BLOCK")
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throw "ERROR WRITE";
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}
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this.OnWriteBlock(Block)
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if(Block.BlockNum > this.BlockNumDBMin)
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this.BlockNumDB = Block.BlockNum
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Block.bSave = true
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}
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return Ret;
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}
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PreSaveDataTreeToDB(Block)
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{
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var Ret = this.WriteBodyDB(Block);
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if(Ret)
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{
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Ret = this.WriteBlockHeaderDB(Block, 1)
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}
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return Ret;
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}
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WriteBodyResultDB(Block)
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{
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var arrTr = Block.arrContentResult;
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if(Block.TrDataPos && Block.TrDataLen && Block.VersionBody && arrTr && arrTr.length)
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{
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var FileItem = BlockDB.OpenDBFile(FILE_NAME_BODY, 1);
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var FD = FileItem.fd;
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var Size = arrTr.length * 6;
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var Position = Block.TrDataPos + Block.TrDataLen - Size;
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if(FileItem.size < Position + Size)
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{
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TO_ERROR_LOG("DB", 241, "Error Position in WriteBodyResultDB on block: " + Block.BlockNum)
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return false;
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}
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var BufWrite = BufLib.GetNewBuffer(Size);
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for(var i = 0; i < arrTr.length; i++)
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{
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BufWrite.Write(arrTr[i], "uint")
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}
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var written = fs.writeSync(FD, BufWrite, 0, BufWrite.length, Position);
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if(written !== BufWrite.length)
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{
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TO_ERROR_LOG("DB", 242, "Error write to file block-chain : " + written + " <> " + BufWrite.length)
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return false;
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}
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}
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return true;
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}
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WriteBodyDB(Block)
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{
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var FileItem = BlockDB.OpenDBFile(FILE_NAME_BODY, 1);
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var FD = FileItem.fd;
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var Position = FileItem.size;
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Block.TrDataPos = Position
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var arrTr = Block.arrContent;
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if(!arrTr || arrTr.length === 0)
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{
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Block.TrCount = 0
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Block.TrDataLen = 0
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return true;
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}
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var TrDataLen = 4;
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var arrSize = [];
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for(var i = 0; i < arrTr.length; i++)
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{
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var body = arrTr[i];
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arrSize[i] = 2 + body.length
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TrDataLen += arrSize[i]
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}
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Block.VersionBody = 1
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TrDataLen += arrTr.length * 6
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var BufWrite = BufLib.GetNewBuffer(TrDataLen);
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BufWrite.Write(arrTr.length, "uint16")
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BufWrite.Write(Block.VersionBody, "uint16")
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for(var i = 0; i < arrTr.length; i++)
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{
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var body = arrTr[i];
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BufWrite.Write(body, "tr")
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}
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var written = fs.writeSync(FD, BufWrite, 0, BufWrite.length, Position);
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if(written !== BufWrite.length)
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{
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TO_ERROR_LOG("DB", 240, "Error write to file block-chain : " + written + " <> " + BufWrite.length)
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return false;
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}
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FileItem.size += TrDataLen
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Block.TrCount = arrTr.length
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Block.TrDataLen = TrDataLen
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return true;
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}
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WriteBlockHeaderDB(Block, bPreSave)
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{
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if(!bPreSave && Block.BlockNum > this.BlockNumDBMin + BLOCK_PROCESSING_LENGTH2)
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{
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if(USE_CHECK_SAVE_DB)
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if(!this.CheckSeqHashDB(Block, "WriteBlockHeaderDB"))
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return false;
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this.WriteBlockHeader100(Block)
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this.TruncateBlockDBInner(Block)
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this.BlockNumDB = Block.BlockNum - 1
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var PrevBlock = this.ReadBlockHeaderDB(Block.BlockNum - 1);
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if(!PrevBlock)
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{
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ToLogTrace("Cant write header block:" + Block.BlockNum + " prev block not found")
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throw "ERR: PREV BLOCK NOT FOUND";
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return false;
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}
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Block.SumHash = shaarr2(PrevBlock.SumHash, Block.Hash)
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Block.SumPow = PrevBlock.SumPow + GetPowPower(Block.PowHash)
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}
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if(global.DB_VERSION === 2)
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{
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return this.WriteBlockHeaderToFile2(Block);
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}
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var BufWrite = BufLib.GetNewBuffer(BLOCK_HEADER_SIZE);
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this.BlockHeaderToBuf(BufWrite, Block)
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var Res = this.WriteBufHeaderToFile1(BufWrite, Block.BlockNum);
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return Res;
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}
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WriteBlockHeaderToFile2(Block)
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{
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var BufWrite, FileItem, written;
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var BlockNum = Math.trunc(Block.BlockNum);
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this.ClearBufMap()
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Block.VersionDB = global.DB_VERSION
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BufWrite = BufLib.GetBufferFromObject(Block, FORMAT_STREAM_HEADER, 200, WorkStructStreamHeader)
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FileItem = BlockDB.OpenDBFile(FILE_NAME_BODY, 1)
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if(!Block.FilePos)
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{
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if(!FileItem.size)
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FileItem.size = 100
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Block.FilePos = FileItem.size
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}
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written = fs.writeSync(FileItem.fd, BufWrite, 0, BufWrite.length, Block.FilePos)
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if(written !== BufWrite.length)
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{
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TO_ERROR_LOG("DB", 242, "Error write to file block-chain : " + written + " <> " + BufWrite.length)
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return false;
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}
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if(Block.FilePos >= FileItem.size)
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{
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FileItem.size = Block.FilePos + BufWrite.length
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}
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FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER2, 1)
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var Position = BlockNum * BLOCK_HEADER_SIZE2;
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BufWrite = BufLib.GetBufferFromObject(Block, FORMAT_HEADER_VERSION2, BLOCK_HEADER_SIZE2, WorkStructHeader2)
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written = fs.writeSync(FileItem.fd, BufWrite, 0, BufWrite.length, Position)
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if(Position >= FileItem.size)
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{
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FileItem.size = Position + BufWrite.length
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}
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if(written !== BufWrite.length)
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{
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TO_ERROR_LOG("DB", 262, "Error write to file block-header :" + written + " <> " + BufWrite.length)
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return false;
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}
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else
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{
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return true;
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}
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}
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WriteBufHeaderToFile1(BufWrite, BlockNum)
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{
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BlockNum = Math.trunc(BlockNum)
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this.ClearBufMap()
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var FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER, 1);
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var Position = BlockNum * BLOCK_HEADER_SIZE;
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var written = fs.writeSync(FileItem.fd, BufWrite, 0, BufWrite.length, Position);
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if(Position >= FileItem.size)
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{
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FileItem.size = Position + BufWrite.length
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}
|
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if(written !== BufWrite.length)
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{
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TO_ERROR_LOG("DB", 260, "Error write to file block-header :" + written + " <> " + BufWrite.length)
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return false;
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}
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else
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{
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return true;
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}
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}
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WriteBlockHeader100(Block)
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{
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return ;
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if(Block.BlockNum % 100 !== 0)
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return ;
|
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var Hash100;
|
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var Num = Block.BlockNum / 100;
|
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if(Num <= 0)
|
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{
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Hash100 = []
|
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}
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else
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{
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var PrevHash100 = [];
|
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var PrevData = this.DBHeader100.Read(Num - 1);
|
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if(PrevData)
|
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{
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PrevHash100 = PrevData.Hash100
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}
|
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else
|
|
if(Num > 1)
|
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{
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ToLog("NOT FIND PEVHASH100 BlockNum=" + Block.BlockNum, 2)
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return ;
|
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}
|
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Hash100 = sha3arr2(PrevHash100, Block.Hash)
|
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}
|
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this.DBHeader100.Write({Num:Num, Hash100:Hash100, Hash:Block.Hash})
|
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}
|
|
TruncateBlockDBInner100(LastBlock)
|
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{
|
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return ;
|
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this.DBHeader100.Truncate(Math.trunc(LastBlock.BlockNum / 100))
|
|
}
|
|
ReadBlockDB(Num)
|
|
{
|
|
if(!Num)
|
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Num = 0
|
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Num = Math.trunc(Num)
|
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var Block = this.ReadBlockHeaderDB(Num);
|
|
if(Block && Block.TrDataLen)
|
|
{
|
|
var Ret = this.ReadBlockBodyDB(Block);
|
|
if(!Ret)
|
|
return undefined;
|
|
}
|
|
else
|
|
{
|
|
if(Block && !IsZeroArr(Block.TreeHash))
|
|
{
|
|
ToLogTrace("ERROR arrContent on BlockNum=" + Num)
|
|
return undefined;
|
|
}
|
|
}
|
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return Block;
|
|
}
|
|
ReadBlockBodyDB(Block)
|
|
{
|
|
var FileItem = BlockDB.OpenDBFile(FILE_NAME_BODY);
|
|
if(Block.TrDataLen > MAX_BLOCK_SIZE * 2)
|
|
{
|
|
ToLogTrace("Error value TrDataLen, BlockNum=" + Block.BlockNum)
|
|
return false;
|
|
}
|
|
var Position = Block.TrDataPos;
|
|
var BufRead = BufLib.GetNewBuffer(Block.TrDataLen);
|
|
var bytesRead = fs.readSync(FileItem.fd, BufRead, 0, BufRead.length, Position);
|
|
if(bytesRead !== BufRead.length)
|
|
{
|
|
TO_ERROR_LOG("DB", 272, "Error read block-body file: " + FileItem.name + " from POS:" + Position + " bytesRead=" + bytesRead + " of " + BufRead.length + " BlockNum=" + Block.BlockNum)
|
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return false;
|
|
}
|
|
Block.arrContent = []
|
|
Block.arrContentResult = []
|
|
var TrCount = BufRead.Read("uint16");
|
|
Block.VersionBody = BufRead.Read("uint16")
|
|
if(TrCount <= MAX_TRANSACTION_COUNT)
|
|
{
|
|
for(var i = 0; i < TrCount; i++)
|
|
{
|
|
var body = BufRead.Read("tr");
|
|
if(!body)
|
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break;
|
|
Block.arrContent[i] = body
|
|
}
|
|
if(Block.VersionBody === 1)
|
|
{
|
|
var Size = TrCount * 6;
|
|
BufRead.len = Block.TrDataLen - Size
|
|
for(var i = 0; i < TrCount; i++)
|
|
{
|
|
Block.arrContentResult[i] = BufRead.Read("uint")
|
|
}
|
|
}
|
|
}
|
|
Block.TrCount = Block.arrContent.length
|
|
return true;
|
|
}
|
|
ReadBlockHeaderDB(BlockNum)
|
|
{
|
|
if(global.DB_VERSION === 2)
|
|
{
|
|
return this.ReadBlockHeaderDB2(BlockNum);
|
|
}
|
|
if(BlockNum < 0)
|
|
{
|
|
return undefined;
|
|
}
|
|
BlockNum = Math.trunc(BlockNum)
|
|
var Block, BufRead, FileItem, bytesRead, Position;
|
|
BufRead = BufLib.GetNewBuffer(BLOCK_HEADER_SIZE)
|
|
Position = BlockNum * BLOCK_HEADER_SIZE
|
|
var FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER);
|
|
bytesRead = fs.readSync(FileItem.fd, BufRead, 0, BufRead.length, Position)
|
|
if(bytesRead !== BufRead.length)
|
|
return undefined;
|
|
Block = this.BufToBlockHeader(BufRead, BlockNum)
|
|
if(Block)
|
|
{
|
|
Block.bSave = true
|
|
Block.Prepared = true
|
|
}
|
|
return Block;
|
|
}
|
|
ReadBlockHeaderDB2(BlockNum)
|
|
{
|
|
var Block, BufRead, FileItem, bytesRead, Position;
|
|
if(BlockNum < 0)
|
|
{
|
|
return undefined;
|
|
}
|
|
BlockNum = Math.trunc(BlockNum)
|
|
Position = BlockNum * BLOCK_HEADER_SIZE2
|
|
FileItem = BlockDB.OpenDBFile(FILE_NAME_HEADER2)
|
|
BufRead = BufLib.GetNewBuffer(BLOCK_HEADER_SIZE2)
|
|
bytesRead = fs.readSync(FileItem.fd, BufRead, 0, BufRead.length, Position)
|
|
if(bytesRead !== BufRead.length)
|
|
return undefined;
|
|
Block = BufLib.GetObjectFromBuffer(BufRead, FORMAT_HEADER_VERSION2, WorkStructHeader2)
|
|
if(!Block.FilePos)
|
|
{
|
|
return undefined;
|
|
}
|
|
Position = Block.FilePos
|
|
FileItem = BlockDB.OpenDBFile(FILE_NAME_BODY)
|
|
BufRead = BufLib.GetNewBuffer(200)
|
|
bytesRead = fs.readSync(FileItem.fd, BufRead, 0, BufRead.length, Position)
|
|
Block = BufLib.GetObjectFromBuffer(BufRead, FORMAT_STREAM_HEADER, WorkStructStreamHeader)
|
|
if(Block.VersionDB !== global.DB_VERSION)
|
|
{
|
|
throw ("ERROR Block.VersionDB");
|
|
return undefined;
|
|
}
|
|
Block.FilePos = Position
|
|
Block.VersionDB = global.DB_VERSION
|
|
Block.bSave = true
|
|
Block.Prepared = true
|
|
return this.PrepareBlockFields(Block, BlockNum);
|
|
}
|
|
ReadBlockHeaderFromMapDB(BlockNum)
|
|
{
|
|
var Block = this.MapHeader[BlockNum];
|
|
if(!Block)
|
|
{
|
|
Block = this.ReadBlockHeaderDB(BlockNum)
|
|
this.MapHeader[BlockNum] = Block
|
|
}
|
|
return Block;
|
|
}
|
|
SetTruncateBlockDB(BlockNum)
|
|
{
|
|
BlockNum = Math.trunc(BlockNum)
|
|
if(BlockNum < BLOCK_PROCESSING_LENGTH2)
|
|
BlockNum = BLOCK_PROCESSING_LENGTH2
|
|
if(this.UseTruncateBlockDB)
|
|
{
|
|
if(BlockNum < this.UseTruncateBlockDB)
|
|
this.UseTruncateBlockDB = BlockNum
|
|
}
|
|
else
|
|
{
|
|
this.UseTruncateBlockDB = BlockNum
|
|
}
|
|
}
|
|
TruncateBlockDB(LastBlockNum)
|
|
{
|
|
this.UseTruncateBlockDB = undefined
|
|
var Block = this.ReadBlockDB(LastBlockNum);
|
|
if(!Block)
|
|
{
|
|
ToLog("************ ERROR TruncateBlockDB - not found block=" + LastBlockNum, 2)
|
|
return ;
|
|
}
|
|
this.WriteBlockDB(Block)
|
|
}
|
|
TruncateBlockDBInner(LastBlock)
|
|
{
|
|
var FItem1, size;
|
|
if(global.DB_VERSION === 2)
|
|
{
|
|
FItem1 = BlockDB.OpenDBFile(FILE_NAME_HEADER2, 1)
|
|
size = (LastBlock.BlockNum + 1) * BLOCK_HEADER_SIZE2
|
|
}
|
|
else
|
|
{
|
|
FItem1 = BlockDB.OpenDBFile(FILE_NAME_HEADER, 1)
|
|
size = (LastBlock.BlockNum + 1) * BLOCK_HEADER_SIZE
|
|
}
|
|
if(size < 0)
|
|
size = 0
|
|
if(FItem1.size > size)
|
|
{
|
|
FItem1.size = size
|
|
fs.ftruncateSync(FItem1.fd, FItem1.size)
|
|
}
|
|
this.TruncateStat(LastBlock.BlockNum)
|
|
this.TruncateBlockDBInner100(LastBlock)
|
|
}
|
|
ClearDataBase()
|
|
{
|
|
if(global.TX_PROCESS && global.TX_PROCESS.RunRPC)
|
|
global.TX_PROCESS.RunRPC("ClearDataBase", {})
|
|
var FItem1 = BlockDB.OpenDBFile(FILE_NAME_HEADER, 1);
|
|
FItem1.size = 0
|
|
fs.ftruncateSync(FItem1.fd, FItem1.size)
|
|
var FItem12 = BlockDB.OpenDBFile(FILE_NAME_HEADER2, 1);
|
|
FItem12.size = 0
|
|
fs.ftruncateSync(FItem12.fd, FItem12.size)
|
|
var FItem2 = BlockDB.OpenDBFile(FILE_NAME_BODY, 1);
|
|
FItem2.size = 0
|
|
fs.ftruncateSync(FItem2.fd, FItem2.size)
|
|
this.DBHeader100.Truncate( - 1)
|
|
global.DB_VERSION = DEFAULT_DB_VERSION
|
|
this.BlockNumDB = 0
|
|
this.BlockNumDBMin = 0
|
|
this.ClearBufMap()
|
|
this.ClearStat()
|
|
this.CreateGenesisBlocks()
|
|
this.StartSyncBlockchain()
|
|
}
|
|
ClearBufMap()
|
|
{
|
|
this.MapHeader = {}
|
|
}
|
|
Close()
|
|
{
|
|
this.ClearBufMap()
|
|
this.ReadStateTX()
|
|
BlockDB.CloseDBFile(FILE_NAME_HEADER)
|
|
BlockDB.CloseDBFile(FILE_NAME_HEADER2)
|
|
BlockDB.CloseDBFile(FILE_NAME_BODY)
|
|
this.DBHeader100.Close()
|
|
}
|
|
RewriteAllTransactions()
|
|
{
|
|
if(TX_PROCESS.Worker)
|
|
{
|
|
if(global.TX_PROCESS && global.TX_PROCESS.RunRPC)
|
|
{
|
|
global.TX_PROCESS.RunRPC("RewriteAllTransactions", {})
|
|
return 1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
BlockHeaderToBuf(BufWrite, Block)
|
|
{
|
|
Block.Reserv500 = 0
|
|
var len = BufWrite.len;
|
|
BufWrite.Write(Block.TreeHash, "hash")
|
|
BufWrite.Write(Block.AddrHash, "hash")
|
|
BufWrite.Write(Block.PrevHash, "hash")
|
|
BufWrite.Write(Block.SumHash, "hash")
|
|
BufWrite.Write(Block.SumPow, "uint")
|
|
BufWrite.Write(Block.Reserv500, "uint")
|
|
BufWrite.Write(Block.TrDataPos, "uint")
|
|
BufWrite.Write(Block.TrDataLen, "uint32")
|
|
BufWrite.len = len + BLOCK_HEADER_SIZE
|
|
}
|
|
BufToBlockHeader(BufRead, Num)
|
|
{
|
|
var Block = {};
|
|
var len = BufRead.len;
|
|
Block.TreeHash = BufRead.Read("hash")
|
|
Block.AddrHash = BufRead.Read("hash")
|
|
Block.PrevHash = BufRead.Read("hash")
|
|
Block.SumHash = BufRead.Read("hash")
|
|
Block.SumPow = BufRead.Read("uint")
|
|
Block.Reserv500 = BufRead.Read("uint")
|
|
Block.TrDataPos = BufRead.Read("uint")
|
|
Block.TrDataLen = BufRead.Read("uint32")
|
|
Block.TrCount = 0
|
|
BufRead.len = len + BLOCK_HEADER_SIZE
|
|
return this.PrepareBlockFields(Block, Num);
|
|
}
|
|
PrepareBlockFields(Block, Num)
|
|
{
|
|
Block.AddInfo = AddInfoBlock.bind(Block)
|
|
Block.Info = ""
|
|
Block.BlockNum = Num
|
|
Block.SeqHash = this.GetSeqHash(Block.BlockNum, Block.PrevHash, Block.TreeHash)
|
|
if(Block.BlockNum >= BLOCK_PROCESSING_LENGTH2)
|
|
{
|
|
CalcHashBlockFromSeqAddr(Block)
|
|
}
|
|
else
|
|
{
|
|
Block.Hash = this.GetHashGenesis(Block.BlockNum)
|
|
Block.PowHash = Block.Hash
|
|
}
|
|
Block.Power = GetPowPower(Block.PowHash)
|
|
if(IsZeroArr(Block.Hash))
|
|
return undefined;
|
|
return Block;
|
|
}
|
|
GetRows(start, count, Filter, bMinerName)
|
|
{
|
|
if(Filter)
|
|
{
|
|
Filter = Filter.trim()
|
|
Filter = Filter.toUpperCase()
|
|
}
|
|
var MaxAccount = DApps.Accounts.GetMaxAccount();
|
|
var WasError = 0;
|
|
var arr = [];
|
|
for(var num = start; true; num++)
|
|
{
|
|
var Block = this.ReadBlockHeaderDB(num);
|
|
if(!Block)
|
|
break;
|
|
Block.Num = Block.BlockNum
|
|
if(Block.AddrHash)
|
|
{
|
|
Block.Miner = ReadUintFromArr(Block.AddrHash, 0)
|
|
if(Block.BlockNum < 16 || Block.Miner > MaxAccount)
|
|
Block.Miner = 0
|
|
if(bMinerName)
|
|
{
|
|
Block.MinerName = ""
|
|
if(Block.Miner)
|
|
{
|
|
var Item = DApps.Accounts.ReadState(Block.Miner);
|
|
if(Item && Item.Name)
|
|
Block.MinerName = Item.Name.substr(0, 8)
|
|
}
|
|
}
|
|
var Value = GetHashFromSeqAddr(Block.SeqHash, Block.AddrHash, Block.BlockNum, Block.PrevHash);
|
|
Block.Hash1 = Value.Hash1
|
|
Block.Hash2 = Value.Hash2
|
|
}
|
|
if(Filter)
|
|
{
|
|
var Num = Block.BlockNum;
|
|
var Bytes = Block.TrDataLen;
|
|
var Pow = Block.Power;
|
|
var Miner = Block.Miner;
|
|
var Date = DateFromBlock(Block.BlockNum);
|
|
try
|
|
{
|
|
if(!eval(Filter))
|
|
continue;
|
|
}
|
|
catch(e)
|
|
{
|
|
if(!WasError)
|
|
ToLog(e)
|
|
WasError = 1
|
|
}
|
|
}
|
|
arr.push(Block)
|
|
count--
|
|
if(count < 1)
|
|
break;
|
|
}
|
|
return arr;
|
|
}
|
|
GetTrRows(BlockNum, start, count)
|
|
{
|
|
var arr = [];
|
|
var Block = this.ReadBlockDB(BlockNum);
|
|
if(Block && Block.arrContent)
|
|
for(var num = start; num < start + count; num++)
|
|
{
|
|
if(num < 0)
|
|
continue;
|
|
if(num >= Block.arrContent.length)
|
|
break;
|
|
var Tr = {body:Block.arrContent[num]};
|
|
this.CheckCreateTransactionObject(Tr, 1)
|
|
Tr.Num = num
|
|
Tr.Type = Tr.body[0]
|
|
Tr.Length = Tr.body.length
|
|
Tr.Body = []
|
|
for(var j = 0; j < Tr.body.length; j++)
|
|
Tr.Body[j] = Tr.body[j]
|
|
var App = DAppByType[Tr.Type];
|
|
if(App)
|
|
{
|
|
Tr.Script = App.GetScriptTransaction(Tr.body)
|
|
if(BlockNum >= this.BlockNumDBMin)
|
|
Tr.Verify = App.GetVerifyTransaction(Block, BlockNum, Tr.Num, Tr.body)
|
|
else
|
|
Tr.Verify = 0
|
|
if(Tr.Verify >= 1)
|
|
{
|
|
Tr.VerifyHTML = "<B style='color:green'>✔</B>"
|
|
if(Tr.Verify > 1)
|
|
{
|
|
Tr.VerifyHTML += "(" + Tr.Verify + ")"
|
|
}
|
|
}
|
|
else
|
|
if(Tr.Verify == - 1)
|
|
Tr.VerifyHTML = "<B style='color:red'>✘</B>"
|
|
else
|
|
Tr.VerifyHTML = ""
|
|
}
|
|
else
|
|
{
|
|
Tr.Script = ""
|
|
Tr.VerifyHTML = ""
|
|
}
|
|
arr.push(Tr)
|
|
}
|
|
return arr;
|
|
}
|
|
ClearStat()
|
|
{
|
|
var MAX_ARR_PERIOD = MAX_STAT_PERIOD * 2 + 10;
|
|
this.StatMap = {StartPos:0, StartBlockNum:0, Length:0, "ArrPower":new Float64Array(MAX_ARR_PERIOD), "ArrPowerMy":new Float64Array(MAX_ARR_PERIOD),
|
|
}
|
|
}
|
|
TruncateStat(LastBlockNum)
|
|
{
|
|
if(this.StatMap)
|
|
{
|
|
var LastNumStat = this.StatMap.StartBlockNum + this.StatMap.Length;
|
|
var Delta = LastNumStat - LastBlockNum;
|
|
if(Delta > 0)
|
|
{
|
|
this.StatMap.Length -= Delta
|
|
if(this.StatMap.Length < 0)
|
|
this.StatMap.Length = 0
|
|
}
|
|
this.StatMap.CaclBlockNum = 0
|
|
}
|
|
}
|
|
GetStatBlockchainPeriod(Param)
|
|
{
|
|
var StartNum = Param.BlockNum;
|
|
if(!Param.Count || Param.Count < 0)
|
|
Param.Count = 1000
|
|
if(!Param.Miner)
|
|
Param.Miner = 0
|
|
if(!Param.Adviser)
|
|
Param.Adviser = 0
|
|
var Map = {};
|
|
var ArrList = new Array(Param.Count);
|
|
var i = 0;
|
|
for(var num = StartNum; num < StartNum + Param.Count; num++)
|
|
{
|
|
var Power = 0, PowerMy = 0, Nonce = 0;
|
|
if(num <= this.BlockNumDB)
|
|
{
|
|
var Block = this.ReadBlockHeaderDB(num);
|
|
if(Block)
|
|
{
|
|
Power = GetPowPower(Block.PowHash)
|
|
var Miner = ReadUintFromArr(Block.AddrHash, 0);
|
|
var Nonce = ReadUintFromArr(Block.AddrHash, 6);
|
|
if(Param.Miner < 0)
|
|
{
|
|
if(Param.Adviser)
|
|
{
|
|
var Adviser = DApps.Accounts.GetAdviserByMiner(Map, Miner);
|
|
if(Adviser === Param.Adviser)
|
|
PowerMy = Power
|
|
}
|
|
else
|
|
{
|
|
PowerMy = Power
|
|
}
|
|
}
|
|
else
|
|
if(Miner === Param.Miner && !Param.bMinerLess)
|
|
{
|
|
PowerMy = Power
|
|
}
|
|
else
|
|
if(Miner <= Param.Miner && Param.bMinerLess)
|
|
{
|
|
PowerMy = Power
|
|
}
|
|
}
|
|
}
|
|
ArrList[i] = PowerMy
|
|
if(Param.bNonce && PowerMy)
|
|
ArrList[i] = Nonce
|
|
i++
|
|
}
|
|
var AvgValue = 0;
|
|
for(var j = 0; j < ArrList.length; j++)
|
|
{
|
|
if(ArrList[j])
|
|
AvgValue += ArrList[j]
|
|
}
|
|
if(ArrList.length > 0)
|
|
AvgValue = AvgValue / ArrList.length
|
|
const MaxSizeArr = 1000;
|
|
var StepTime = 1;
|
|
while(ArrList.length >= MaxSizeArr)
|
|
{
|
|
if(Param.bNonce)
|
|
ArrList = ResizeArrMax(ArrList)
|
|
else
|
|
ArrList = ResizeArrAvg(ArrList)
|
|
StepTime = StepTime * 2
|
|
}
|
|
return {ArrList:ArrList, AvgValue:AvgValue, steptime:StepTime};
|
|
}
|
|
GetStatBlockchain(name, MinLength)
|
|
{
|
|
if(!MinLength)
|
|
return [];
|
|
var MAX_ARR_PERIOD = MAX_STAT_PERIOD * 2 + 10;
|
|
if(!this.StatMap)
|
|
{
|
|
this.ClearStat()
|
|
}
|
|
var MaxNumBlockDB = this.GetMaxNumBlockDB();
|
|
if(this.StatMap.CaclBlockNum !== MaxNumBlockDB || this.StatMap.CalcMinLength !== MinLength)
|
|
{
|
|
this.StatMap.CaclBlockNum = MaxNumBlockDB
|
|
this.StatMap.CalcMinLength = MinLength
|
|
var start = MaxNumBlockDB - MinLength + 1;
|
|
var finish = MaxNumBlockDB + 1;
|
|
var StartPos = this.StatMap.StartPos;
|
|
var ArrPower = this.StatMap.ArrPower;
|
|
var ArrPowerMy = this.StatMap.ArrPowerMy;
|
|
var StartNumStat = this.StatMap.StartBlockNum;
|
|
var FinishNumStat = this.StatMap.StartBlockNum + this.StatMap.Length - 1;
|
|
var CountReadDB = 0;
|
|
var arr = new Array(MinLength);
|
|
var arrmy = new Array(MinLength);
|
|
for(var num = start; num < finish; num++)
|
|
{
|
|
var i = num - start;
|
|
var i2 = (StartPos + i) % MAX_ARR_PERIOD;
|
|
if(num >= StartNumStat && num <= FinishNumStat && (num < finish - 10))
|
|
{
|
|
arr[i] = ArrPower[i2]
|
|
arrmy[i] = ArrPowerMy[i2]
|
|
}
|
|
else
|
|
{
|
|
CountReadDB++
|
|
var Power = 0, PowerMy = 0;
|
|
if(num <= MaxNumBlockDB)
|
|
{
|
|
var Block = this.ReadBlockHeaderDB(num);
|
|
if(Block)
|
|
{
|
|
Power = GetPowPower(Block.PowHash)
|
|
var Miner = ReadUintFromArr(Block.AddrHash, 0);
|
|
if(Miner === GENERATE_BLOCK_ACCOUNT)
|
|
{
|
|
PowerMy = Power
|
|
}
|
|
}
|
|
}
|
|
arr[i] = Power
|
|
arrmy[i] = PowerMy
|
|
ArrPower[i2] = arr[i]
|
|
ArrPowerMy[i2] = arrmy[i]
|
|
if(num > FinishNumStat)
|
|
{
|
|
this.StatMap.StartBlockNum = num - this.StatMap.Length
|
|
this.StatMap.Length++
|
|
if(this.StatMap.Length > MAX_ARR_PERIOD)
|
|
{
|
|
this.StatMap.Length = MAX_ARR_PERIOD
|
|
this.StatMap.StartBlockNum++
|
|
this.StatMap.StartPos++
|
|
}
|
|
}
|
|
}
|
|
}
|
|
this.StatMap["POWER_BLOCKCHAIN"] = arr
|
|
this.StatMap["POWER_MY_WIN"] = arrmy
|
|
}
|
|
var arr = this.StatMap[name];
|
|
if(!arr)
|
|
arr = []
|
|
var arrT = this.StatMap["POWER_BLOCKCHAIN"];
|
|
for(var i = 0; i < arrT.length; i++)
|
|
if(!arrT[i])
|
|
{
|
|
this.StatMap = undefined
|
|
break;
|
|
}
|
|
return arr;
|
|
}
|
|
GetHashGenesis(Num)
|
|
{
|
|
return [Num + 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, Num + 1];
|
|
}
|
|
GetSeqHash(BlockNum, PrevHash, TreeHash)
|
|
{
|
|
var arr = [GetArrFromValue(BlockNum), PrevHash, TreeHash];
|
|
var SeqHash = CalcHashFromArray(arr, true);
|
|
return SeqHash;
|
|
}
|
|
CheckCreateTicketObject(Tr, BlockNum, SetTxID)
|
|
{
|
|
if(!Tr.HashPow && Tr.HashTicket)
|
|
{
|
|
Tr.num = BlockNum
|
|
var FullHashTicket = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
|
|
for(var i = 0; i < global.TR_TICKET_HASH_LENGTH; i++)
|
|
FullHashTicket[i] = Tr.HashTicket[i]
|
|
WriteUintToArrOnPos(FullHashTicket, Tr.num, global.TR_TICKET_HASH_LENGTH)
|
|
Tr.HashPow = sha3(FullHashTicket)
|
|
Tr.power = GetPowPower(Tr.HashPow)
|
|
Tr.TimePow = Tr.power
|
|
if(SetTxID)
|
|
Tr.TxID = GetHexFromArr(FullHashTicket.slice(0, TR_TICKET_HASH_LENGTH + 6))
|
|
}
|
|
}
|
|
CheckCreateTransactionObject(Tr, SetTxID)
|
|
{
|
|
if(!Tr.HashPow)
|
|
{
|
|
var Body = Tr.body;
|
|
Tr.IsTx = 1
|
|
Tr.num = ReadUintFromArr(Body, Body.length - 12)
|
|
if(Tr.num >= global.BLOCKNUM_TICKET_ALGO)
|
|
Tr.HASH = sha3(Body)
|
|
else
|
|
Tr.HASH = shaarr(Body)
|
|
Tr.HashTicket = Tr.HASH.slice(0, global.TR_TICKET_HASH_LENGTH)
|
|
this.CheckCreateTicketObject(Tr, Tr.num, SetTxID)
|
|
}
|
|
}
|
|
BlockChainToBuf(WriteNum, StartNum, EndBlockNum)
|
|
{
|
|
if(StartNum === undefined)
|
|
return BufLib.GetNewBuffer(10);
|
|
var GetLength = EndBlockNum - StartNum + 1;
|
|
var arr = [];
|
|
var arr0 = this.PrevBlockChainArr;
|
|
if(arr0 && arr0.length)
|
|
{
|
|
var Block = arr0[arr0.length - 1];
|
|
if(Block.BlockNum >= StartNum && Block.BlockNum <= EndBlockNum)
|
|
{
|
|
var BlockDB = this.ReadBlockHeaderDB(Block.BlockNum);
|
|
if(!BlockDB || CompareArr(Block.SumHash, BlockDB.SumHash) !== 0)
|
|
{
|
|
arr0 = undefined
|
|
}
|
|
else
|
|
{
|
|
}
|
|
}
|
|
}
|
|
var i0 = 0;
|
|
for(var num = StartNum; num <= EndBlockNum; num++)
|
|
{
|
|
var Block = undefined;
|
|
if(arr0)
|
|
{
|
|
for(var i = i0; i < arr0.length; i++)
|
|
{
|
|
i0 = i
|
|
var Block0 = arr0[i];
|
|
if(Block0.BlockNum === num)
|
|
{
|
|
Block = Block0
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if(!Block)
|
|
Block = this.ReadBlockHeaderDB(num)
|
|
if(!Block || !Block.Prepared || !Block.Hash)
|
|
break;
|
|
arr.push(Block)
|
|
}
|
|
this.PrevBlockChainArr = arr
|
|
return this.ArrHeaderToBuf(WriteNum, arr);
|
|
}
|
|
ArrHeaderToBuf(StartNum, arr)
|
|
{
|
|
var CountSend = arr.length - BLOCK_PROCESSING_LENGTH2;
|
|
var BufWrite;
|
|
if(CountSend <= 0)
|
|
{
|
|
BufWrite = BufLib.GetNewBuffer(10)
|
|
}
|
|
else
|
|
{
|
|
var BufSize = 6 + 4 + BLOCK_PROCESSING_LENGTH2 * 32 + 32 + 6 + CountSend * 64;
|
|
BufWrite = BufLib.GetNewBuffer(BufSize)
|
|
BufWrite.Write(StartNum, "uint")
|
|
BufWrite.Write(CountSend, "uint32")
|
|
for(var i = 0; i < arr.length; i++)
|
|
{
|
|
var Block = arr[i];
|
|
if(i < BLOCK_PROCESSING_LENGTH2)
|
|
{
|
|
BufWrite.Write(Block.Hash, "hash")
|
|
}
|
|
else
|
|
{
|
|
if(i === BLOCK_PROCESSING_LENGTH2)
|
|
{
|
|
BufWrite.Write(Block.SumHash, "hash")
|
|
BufWrite.Write(Block.SumPow, "uint")
|
|
}
|
|
BufWrite.Write(Block.TreeHash, "hash")
|
|
BufWrite.Write(Block.AddrHash, "hash")
|
|
}
|
|
}
|
|
}
|
|
return BufWrite;
|
|
}
|
|
};
|
|
|
|
function AddInfo(Block,Str,BlockNumStart)
|
|
{
|
|
if(!global.STAT_MODE)
|
|
return ;
|
|
if(!Block.Info)
|
|
Block.Info = Str;
|
|
else
|
|
if(Block.Info.length < 2000)
|
|
{
|
|
var timesend = "" + SERVER.CurrentBlockNum - BlockNumStart;
|
|
var now = GetCurrentTime();
|
|
timesend += ".[" + now.getSeconds().toStringZ(2) + "." + now.getMilliseconds().toStringZ(3) + "]";
|
|
Str = timesend + ": " + Str;
|
|
Block.Info += "\n" + Str;
|
|
}
|
|
};
|
|
global.AddInfoChain = function (Str)
|
|
{
|
|
if(!global.STAT_MODE)
|
|
return ;
|
|
if(this.BlockNumStart > GetCurrentBlockNumByTime() - HISTORY_BLOCK_COUNT)
|
|
AddInfo(this, Str, this.BlockNumStart);
|
|
};
|
|
global.AddInfoBlock = function (Block,Str)
|
|
{
|
|
if(!global.STAT_MODE)
|
|
return ;
|
|
if(Block && Block.BlockNum && Block.BlockNum > GetCurrentBlockNumByTime() - HISTORY_BLOCK_COUNT)
|
|
AddInfo(Block, Str, Block.BlockNum);
|
|
};
|
|
global.GetNodeStrPort = function (Node)
|
|
{
|
|
if(!Node)
|
|
return "";
|
|
if(LOCAL_RUN)
|
|
return "" + Node.port;
|
|
else
|
|
{
|
|
if(!Node.ip)
|
|
return "";
|
|
var arr = Node.ip.split(".");
|
|
return "" + arr[2] + "." + arr[3];
|
|
}
|
|
};
|