371 lines
12 KiB
JavaScript
371 lines
12 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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global.PROCESS_NAME = "STATIC";
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const crypto = require('crypto');
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const fs = require('fs');
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require("../core/constant");
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require('../core/block-loader-const');
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require('../core/rest_tables.js');
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require('../system/accounts.js');
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require('../system/smart.js');
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global.DATA_PATH = GetNormalPathString(global.DATA_PATH);
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global.CODE_PATH = GetNormalPathString(global.CODE_PATH);
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require("../core/library");
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global.READ_ONLY_DB = 1;
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require("./child-process");
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process.on('message', function (msg)
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{
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switch(msg.cmd)
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{
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case "GETBLOCKHEADER":
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GETBLOCKHEADER(msg);
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break;
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case "GETBLOCKHEADER100":
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GETBLOCKHEADER100(msg);
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break;
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case "GETBLOCK":
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GETBLOCK(msg);
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break;
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case "GETCODE":
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GETCODE(msg);
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break;
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case "GETREST":
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GETREST(msg);
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break;
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case "GETSMART":
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GETSMART(msg);
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break;
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}
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});
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var CServerDB = require("../core/db/block-db");
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var KeyPair = crypto.createECDH('secp256k1');
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KeyPair.setPrivateKey(Buffer.from([77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
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77, 77, 77, 77, 77, 77, 77, 77, 77, 77]));
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global.SERVER = new CServerDB(KeyPair, undefined, undefined, false, true);
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global.HTTP_PORT_NUMBER = 0;
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setInterval(function ()
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{
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if(SERVER)
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SERVER.Close();
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DApps.Accounts.Close();
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DApps.Smart.DBSmart.Close();
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}, 1000);
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function GETBLOCKHEADER100(msg)
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{
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return ;
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var Data = msg.Data;
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var BlockNum = Data.BlockNum;
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if(BlockNum % 100 !== 0)
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return ;
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var EndNum100 = BlockNum / 100;
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var LoadHash100 = Data.Hash;
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var Hash100;
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var Count = Data.Count;
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if(!Count || Count < 0 || !EndNum100)
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return ;
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if(Count > COUNT_BLOCKS_FOR_LOAD)
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Count = COUNT_BLOCKS_FOR_LOAD;
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var Arr = [];
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var Data100 = SERVER.DBHeader100.Read(EndNum100);
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if(Data100 && CompareArr(Data100.Hash100, LoadHash100) === 0)
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{
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var StartNum = EndNum100 - Count + 1;
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if(StartNum < 0)
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StartNum = 0;
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for(var Num = StartNum; Num <= EndNum100; Num++)
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{
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Data100 = SERVER.DBHeader100.Read(Num);
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if(Num === StartNum)
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Arr.push(Data100.Hash100);
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Arr.push(Data100.Hash);
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}
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}
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var BufWrite = BufLib.GetBufferFromObject(Arr, "[hash]", MAX_PACKET_LENGTH, {});
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ToLog("GETBLOCKHEADER100 Send Arr=" + Arr.length + " - " + BlockNum);
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETBLOCKHEADER100", Context:msg.Context, Data:BufWrite});
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};
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function GETBLOCKHEADER(msg)
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{
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var Data = msg.Data;
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var StartNum = undefined;
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var BlockNum;
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var LoadHash = Data.Hash;
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var Foward = Data.Foward;
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if(Foward)
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{
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var BlockDB = SERVER.ReadBlockHeaderDB(Data.BlockNum);
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if(BlockDB && BlockDB.SumHash && (CompareArr(BlockDB.SumHash, LoadHash) === 0 || IsZeroArr(LoadHash)))
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{
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StartNum = Data.BlockNum - BLOCK_PROCESSING_LENGTH2;
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if(StartNum < 0)
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StartNum = 0;
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BlockNum = StartNum + COUNT_BLOCKS_FOR_LOAD + BLOCK_PROCESSING_LENGTH2;
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if(BlockNum > SERVER.GetMaxNumBlockDB())
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BlockNum = SERVER.GetMaxNumBlockDB();
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}
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}
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else
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{
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BlockNum = Data.BlockNum;
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var IsSum = Data.IsSum;
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var Count = Data.Count;
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if(!Count || Count < 0 || BlockNum < 0)
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return ;
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if(Count > COUNT_BLOCKS_FOR_LOAD)
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Count = COUNT_BLOCKS_FOR_LOAD;
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Count += BLOCK_PROCESSING_LENGTH2;
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var BlockDB = SERVER.ReadBlockHeaderDB(BlockNum);
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if(BlockDB && (BlockDB.Prepared && (!IsSum) && BlockDB.Hash && CompareArr(BlockDB.Hash, LoadHash) === 0 || BlockDB.bSave && IsSum && BlockDB.SumHash && CompareArr(BlockDB.SumHash,
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LoadHash) === 0))
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{
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StartNum = BlockNum - Count + 1;
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if(StartNum < 0)
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StartNum = 0;
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}
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}
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var BufWrite = SERVER.BlockChainToBuf(StartNum, StartNum, BlockNum);
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETBLOCKHEADER", Context:msg.Context, Data:BufWrite});
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};
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function GETBLOCK(msg)
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{
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var Data = msg.Data;
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var BlockNum = Data.BlockNum;
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var TreeHash = Data.TreeHash;
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if(msg.Context.SendCount)
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{
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return ;
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}
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var BufWrite;
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var BlockDB = SERVER.ReadBlockDB(BlockNum);
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var StrSend;
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if(BlockDB && (CompareArr(BlockDB.TreeHash, TreeHash) === 0 || IsZeroArr(TreeHash)))
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{
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var BufWrite = BufLib.GetBufferFromObject(BlockDB, FORMAT_BLOCK_TRANSFER, MAX_PACKET_LENGTH, WRK_BLOCK_TRANSFER);
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StrSend = "OK";
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}
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if(StrSend === "OK")
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{
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ADD_TO_STAT("BLOCK_SEND");
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}
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else
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{
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BufWrite = BufLib.GetNewBuffer(100);
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StrSend = "NO";
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}
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETGETBLOCK", Context:msg.Context, Data:BufWrite});
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};
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function GETCODE(msg)
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{
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var VersionNum = msg.Data;
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var fname = GetDataPath("Update/wallet-" + VersionNum + ".zip");
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if(fs.existsSync(fname))
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{
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var data = fs.readFileSync(fname);
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETCODE", Context:msg.Context, Data:data});
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}
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};
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function GETREST(msg)
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{
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var Data = msg.Data;
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if(!Data.BlockNum)
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return ;
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if(IsZeroArr(Data.AccHash))
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{
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return ;
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}
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var BlockNumRest = Data.BlockNum;
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var RestIndexArr = GetCurrentRestArr();
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var nResult = 0;
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for(var i = 0; i < RestIndexArr.length; i++)
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{
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if(RestIndexArr[i] === BlockNumRest)
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{
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nResult = 1;
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break;
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}
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}
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var BufLength = 1000;
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var ProofHash = [];
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var ProofArrL = [];
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var ProofArrR = [];
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var ArrRest = [];
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if(nResult)
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{
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var WorkStruct = {};
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var WorkFormat = DApps.Accounts.FORMAT_ACCOUNT_ROW;
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var WorkFormatLength = DApps.Accounts.SIZE_ACCOUNT_ROW;
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var Max = DApps.Accounts.DBState.GetMaxNum();
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var LengthAccount = Data.Count;
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if(LengthAccount > MAX_ACCOUNTS_TRANSFER)
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LengthAccount = MAX_ACCOUNTS_TRANSFER;
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var StartAccount = Data.AccNum;
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var EndAccount = StartAccount + LengthAccount - 1;
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if(EndAccount > Max)
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EndAccount = Max;
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var Tree = GetRestMerkleTree(BlockNumRest, RestIndexArr);
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if(CompareArr(Data.AccHash, Tree.Root) !== 0)
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{
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ToLog("Get bad rest acc hash: " + BlockNumRest + " = " + GetHexFromArr(Data.AccHash).substr(0, 8) + "/" + GetHexFromArr(Tree.Root).substr(0,
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8), 2);
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ArrRest = [];
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nResult = 0;
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}
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else
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{
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ArrRest = GetArrRest(BlockNumRest, StartAccount, EndAccount);
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ProofHash = Tree.Root;
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var RetProof = GetMerkleProof(Tree.LevelsHash, StartAccount, EndAccount);
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ProofArrL = RetProof.ArrL;
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ProofArrR = RetProof.ArrR;
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BufLength = 1000 + ArrRest.length * WorkFormatLength;
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BufLength += ProofArrL.length * 32 + ProofArrR.length * 32 + 32;
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}
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}
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var Data2 = {Result:nResult, Arr:ArrRest, Version:1, ProofHash:ProofHash, ProofArrL:ProofArrL, ProofArrR:ProofArrR};
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var BufWrite = BufLib.GetBufferFromObject(Data2, FORMAT_REST_TRANSFER, BufLength, {});
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETREST", Context:msg.Context, Data:BufWrite});
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};
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function GETSMART(msg)
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{
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var Data = msg.Data;
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if(!Data.Count)
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return ;
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var BufLength = 1000;
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var SizeForSend = 200 * 1024;
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var Arr = [];
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for(var Num = Data.SmartNum; Num < Data.SmartNum + Data.Count; Num++)
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{
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var BufSmart = DApps.Smart.DBSmart.Read(Num, 1);
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if(!BufSmart)
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break;
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SizeForSend = SizeForSend - BufSmart.length;
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if(SizeForSend < 0)
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break;
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BufLength += BufSmart.length;
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Arr.push(BufSmart);
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}
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var Data2 = {Result:Arr.length ? 1 : 0, Arr:Arr};
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var BufWrite = BufLib.GetBufferFromObject(Data2, FORMAT_SMART_TRANSFER, BufLength, {});
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process.send({cmd:"Send", addrStr:msg.addrStr, Method:"RETSMART", Context:msg.Context, Data:BufWrite});
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};
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var glMapForHash = {};
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function GetArrRest(BlockNumRest,StartAccount,EndAccount,bHashOnly)
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{
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var ArrRest = [];
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var WorkStruct = {};
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var WorkFormat = DApps.Accounts.FORMAT_ACCOUNT_ROW;
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var WorkFormatLength = DApps.Accounts.SIZE_ACCOUNT_ROW;
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for(var Num = StartAccount; Num <= EndAccount; Num++)
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{
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var FindItem = undefined;
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var RestData = DApps.Accounts.ReadRest(Num);
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var CountZero = 0;
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for(var i = RestData.Arr.length - 1; i >= 0; i--)
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{
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var Item = RestData.Arr[i];
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if(!Item.BlockNum)
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{
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CountZero++;
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continue;
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}
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if(Item.BlockNum <= BlockNumRest)
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{
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if(!FindItem || Item.BlockNum > FindItem.BlockNum)
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{
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FindItem = Item;
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}
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}
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}
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var BlocNumMap = 0;
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var StateDataValue = undefined;
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if(FindItem)
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{
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StateDataValue = FindItem.Value;
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BlocNumMap = Item.BlockNum;
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}
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else
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{
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if(CountZero !== RestData.Arr.length)
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continue;
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}
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var StateData = DApps.Accounts.DBState.Read(Num);
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if(!StateData)
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break;
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if(StateDataValue)
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StateData.Value = StateDataValue;
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if(bHashOnly)
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{
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var key = "" + Num + "-" + BlocNumMap;
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var Hash = glMapForHash[key];
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if(!Hash)
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{
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var Buf = BufLib.GetBufferFromObject(StateData, WorkFormat, WorkFormatLength, WorkStruct);
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Hash = shaarr(Buf);
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glMapForHash[key] = Hash;
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}
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ArrRest.push(Hash);
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}
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else
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{
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var Buf = BufLib.GetBufferFromObject(StateData, WorkFormat, WorkFormatLength, WorkStruct);
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ArrRest.push(Buf);
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}
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}
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return ArrRest;
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};
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var glMapRest = {};
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function GetRestMerkleTree(BlockNumRest,RestIndexArr)
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{
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var MerkleTree = glMapRest[BlockNumRest];
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if(!MerkleTree)
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{
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ToLog("Create new glMapRest key: " + BlockNumRest, 2);
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var startTime = process.hrtime();
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var EndAccount = DApps.Accounts.DBState.GetMaxNum();
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var ArrHash = GetArrRest(BlockNumRest, 0, EndAccount, 1);
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var Time1 = process.hrtime(startTime);
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var MerkleCalc = {};
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MerkleTree = {LevelsHash:[ArrHash], RecalcCount:0};
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for(var Num = 0; Num < ArrHash.length; Num++)
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{
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MerkleCalc[Num] = 1;
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}
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UpdateMerklTree(MerkleTree, MerkleCalc, 0);
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glMapRest[BlockNumRest] = MerkleTree;
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var Time2 = process.hrtime(startTime);
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var deltaTime1 = (Time1[0] * 1000 + Time1[1] / 1e6) / 1000;
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var deltaTime2 = (Time2[0] * 1000 + Time2[1] / 1e6) / 1000;
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ToLog("Create delta time: " + deltaTime1 + "/" + deltaTime2 + " s Tree.Root=" + GetHexFromArr(MerkleTree.Root), 2);
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var MapIndex = {};
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for(var i = 0; i < RestIndexArr.length; i++)
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{
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MapIndex[RestIndexArr[i]] = 1;
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}
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for(var key in glMapRest)
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{
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if(!MapIndex[key])
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{
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ToLog("Delete old glMapRest key: " + key, 2);
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delete glMapRest[key];
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}
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}
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}
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return MerkleTree;
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};
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