369 lines
12 KiB
JavaScript
369 lines
12 KiB
JavaScript
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/*
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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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require("../system/dapp");
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require("../system/accounts");
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require("../system/smart");
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require("../system/file");
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require("../system/messager");
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require("../system/names");
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if(global.PROCESS_NAME === "MAIN" || global.PROCESS_NAME === "TX")
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require("./wallet");
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module.exports = class CSmartContract extends require("./block-exchange")
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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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this.BufHashTree = new RBTree(CompareArr)
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this.BufHashTree.LastAddNum = 0
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this.SenderMap = {}
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this.SenderBlockHashMap = {}
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if(!global.ADDRLIST_MODE && !this.VirtualMode && global.START_SERVER)
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{
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setInterval(this.ClearOldSenderMapItem.bind(this), 10000)
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}
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}
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AddBlockToHashTree(Block)
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{
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this.BufHashTree.LastAddNum = Block.BlockNum
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var arr = Block.arrContent;
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if(arr)
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{
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for(var i = 0; i < arr.length; i++)
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{
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var HASH = sha3(arr[i]);
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this.BufHashTree.insert(HASH)
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}
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}
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}
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DeleteBlockFromHashTree(Block)
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{
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var arr = Block.arrContent;
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if(arr)
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{
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for(var i = 0; i < arr.length; i++)
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{
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var HASH = sha3(arr[i]);
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this.BufHashTree.remove(HASH)
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}
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}
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}
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OnWriteBlock(Block)
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{
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this.AddToSenderMap(Block)
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}
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OnDelete(Block)
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{
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}
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BlockProcessTX(Block)
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{
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if(Block.BlockNum < 1)
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return ;
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var COUNT_MEM_BLOCKS = 0;
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var NUM1 = 1240000;
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var NUM2 = 1400000;
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if(global.LOCAL_RUN)
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{
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NUM1 = 15
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NUM2 = 100
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}
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if(Block.BlockNum > global.BLOCKNUM_TICKET_ALGO)
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{
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NUM1 = 1000000000000
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NUM2 = 1000000000000
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}
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if(Block.BlockNum > NUM1)
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{
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COUNT_MEM_BLOCKS = 1
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if(Block.BlockNum > NUM2)
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COUNT_MEM_BLOCKS = 60
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if(this.BufHashTree.LastAddNum !== Block.BlockNum - 1)
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{
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this.BufHashTree.clear()
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for(var num = COUNT_MEM_BLOCKS; num >= 1; num--)
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{
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var Block2 = this.ReadBlockDB(Block.BlockNum - num);
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if(Block2)
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{
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this.AddBlockToHashTree(Block2)
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}
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}
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}
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}
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for(var key in DApps)
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{
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DApps[key].OnWriteBlockStart(Block)
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}
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var arrContentResult = [];
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var BlockNum = Block.BlockNum;
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var arr = Block.arrContent;
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if(arr)
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for(var i = 0; i < arr.length; i++)
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{
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var HASH = sha3(arr[i]);
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if(this.BufHashTree.find(HASH))
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{
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continue;
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}
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var type = arr[i][0];
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var App = DAppByType[type];
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if(App)
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{
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App.ResultTx = 0
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DApps.Accounts.BeginTransaction()
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var StrHex = GetHexFromArr(HASH);
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var item;
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global.CurTrItem = undefined
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if(global.TreeFindTX)
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{
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item = global.TreeFindTX.LoadValue(StrHex)
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if(item)
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global.CurTrItem = item.TX
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}
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var Result = App.OnWriteTransaction(Block, arr[i], BlockNum, i);
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var SetResult = Result;
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if(Result === true)
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{
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if(App.ResultTx)
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SetResult = App.ResultTx
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if(!DApps.Accounts.CommitTransaction(BlockNum, i))
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SetResult = 0
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}
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else
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{
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DApps.Accounts.RollBackTransaction()
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SetResult = 0
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}
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if(SetResult === true)
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SetResult = 1
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arrContentResult[i] = SetResult
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if(item)
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{
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var ResultStr = Result;
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if(Result === true || typeof Result === "number")
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{
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ResultStr = "Add to blockchain"
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if(type === global.TYPE_TRANSACTION_FILE)
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ResultStr += ": file/" + BlockNum + "/" + i
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}
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item.cmd = "RetFindTX"
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item.ResultStr = "" + ResultStr
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item.bFinal = 1
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item.Result = SetResult
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process.send(item)
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}
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global.CurTrItem = undefined
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}
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}
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if(COUNT_MEM_BLOCKS)
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{
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var Block2 = this.ReadBlockDB(Block.BlockNum - COUNT_MEM_BLOCKS);
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if(Block2)
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this.DeleteBlockFromHashTree(Block2)
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this.AddBlockToHashTree(Block)
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}
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if(arrContentResult.length)
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process.send({cmd:"WriteBodyResult", BlockNum:Block.BlockNum, arrContentResult:arrContentResult})
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for(var key in DApps)
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{
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DApps[key].OnWriteBlockFinish(Block)
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}
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}
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BlockDeleteTX(Block)
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{
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this.BufHashTree.LastAddNum = 0
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for(var key in DApps)
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{
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DApps[key].OnDeleteBlock(Block)
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}
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}
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IsValidTicket(Tr, BlockNum)
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{
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this.CheckCreateTicketObject(Tr, BlockNum)
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if(Tr.power < MIN_POWER_POW_TR)
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return - 2;
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if(Tr.num !== BlockNum)
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return - 3;
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return 1;
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}
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IsValidTransaction(Tr, BlockNum)
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{
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if(!Tr.body || Tr.body.length < MIN_TRANSACTION_SIZE || Tr.body.length > MAX_TRANSACTION_SIZE)
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return - 1;
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this.CheckCreateTransactionObject(Tr)
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if(Tr.power - Math.log2(Tr.body.length / 128) < MIN_POWER_POW_TR)
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return - 2;
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if(Tr.num !== BlockNum)
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return - 3;
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if(Tr.body[0] === TYPE_TRANSACTION_ACC_HASH)
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return - 4;
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return 1;
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}
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ReWriteDAppTransactions(Length)
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{
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if(!TX_PROCESS.Worker)
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return 0;
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if(!Length)
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return 0;
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var StartNum = this.BlockNumDB - Length + 1;
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if(StartNum < 0)
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StartNum = 0
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var EndNum = this.BlockNumDB;
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var MinBlock = DApps.Accounts.GetMinBlockAct();
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if(MinBlock > StartNum)
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{
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ToLog("Cant rewrite transactions. Very long length of the rewriting chain. Max length=" + (this.BlockNumDB - MinBlock))
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return 0;
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}
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if(global.TX_PROCESS && global.TX_PROCESS.RunRPC)
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global.TX_PROCESS.RunRPC("ReWriteDAppTransactions", {StartNum:StartNum, EndNum:EndNum})
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return 1;
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}
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AddDAppTransactions(BlockNum, Arr)
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{
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if(BlockNum % PERIOD_ACCOUNT_HASH !== 0)
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return ;
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var BlockNumHash = BlockNum - DELTA_BLOCK_ACCOUNT_HASH;
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if(BlockNumHash < 0)
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return ;
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var Item = DApps.Accounts.GetAccountHashItem(BlockNumHash);
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if(Item)
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{
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var Body = [TYPE_TRANSACTION_ACC_HASH];
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WriteUintToArr(Body, BlockNumHash)
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WriteArrToArr(Body, Item.AccHash, 32)
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if(BlockNumHash >= START_BLOCK_ACCOUNT_HASH3)
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{
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WriteUintToArr(Body, Item.AccountMax)
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WriteArrToArr(Body, Item.SmartHash, 32)
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WriteUintToArr(Body, Item.SmartCount)
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WriteUintToArr(Body, BlockNum)
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WriteUintToArr(Body, 0)
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}
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var Tr = {body:Body};
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this.CheckCreateTransactionObject(Tr)
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Arr.unshift(Tr)
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}
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}
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AddTransactionOwn(Tr)
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{
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if(!global.TX_PROCESS.Worker)
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return - 6;
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var StrHex = GetHexFromArr(sha3(Tr.body));
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global.TX_PROCESS.Worker.send({cmd:"FindTX", TX:StrHex})
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return this.AddTransaction(Tr, 1);
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}
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AddToSenderMap(Block)
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{
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if(!global.START_SERVER)
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return ;
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var BlockNum = Block.BlockNum;
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var StrBlockHash = GetHexFromArr(Block.Hash);
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this.SenderBlockHashMap[BlockNum] = StrBlockHash
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var arr = Block.arrContent;
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if(arr)
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{
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for(var i = 0; i < arr.length; i++)
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{
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var type = arr[i][0];
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var App = DAppByType[type];
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if(App)
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{
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var Body = arr[i];
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var SenderNum = App.GetSenderNum(BlockNum, Body);
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if(SenderNum < 0)
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continue;
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var ItemArr = this.SenderMap[SenderNum];
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if(!ItemArr)
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{
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ItemArr = []
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this.SenderMap[SenderNum] = ItemArr
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}
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ItemArr.push({BlockNum:BlockNum, StrHash:StrBlockHash})
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}
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}
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}
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}
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GetSenderPrioritet(BlockNum, SenderNum)
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{
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if(!global.START_SERVER)
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return 0;
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if(!this.WasReloadSenderMapFromDB)
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this.ReloadSenderMapFromDB()
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if(SenderNum < 0)
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return MAX_LENGTH_SENDER_MAP;
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var MaxBlockNum = BlockNum - DELTA_START_SENDER_MAP;
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if(MaxBlockNum > this.BlockNumDB)
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return MAX_LENGTH_SENDER_MAP;
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var ItemArr = this.SenderMap[SenderNum];
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if(!ItemArr)
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{
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return MAX_LENGTH_SENDER_MAP;
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}
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for(var i = ItemArr.length - 1; i--; i >= 0)
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{
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var Item = ItemArr[i];
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if(Item.BlockNum <= MaxBlockNum && this.SenderBlockHashMap[Item.BlockNum] === Item.StrHash)
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{
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var Delta = MaxBlockNum - Item.BlockNum;
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if(Delta > MAX_LENGTH_SENDER_MAP)
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Delta = MAX_LENGTH_SENDER_MAP
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return Delta;
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}
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}
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return MAX_LENGTH_SENDER_MAP;
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}
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ReloadSenderMapFromDB()
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{
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if(!global.START_SERVER)
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return ;
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this.SenderMap = {}
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this.SenderBlockHashMap = {}
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var EndNum = GetCurrentBlockNumByTime();
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var StartNum = EndNum - MAX_LENGTH_SENDER_MAP - DELTA_START_SENDER_MAP;
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if(StartNum < 0)
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StartNum = 0
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for(var Num = StartNum; Num < EndNum; Num++)
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{
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var Block = this.ReadBlockDB(Num);
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if(!Block)
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break;
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this.AddToSenderMap(Block)
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}
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this.WasReloadSenderMapFromDB = 1
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}
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ClearOldSenderMapItem()
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{
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if(!global.START_SERVER)
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return ;
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var MinBlockNum = GetCurrentBlockNumByTime() - (MAX_LENGTH_SENDER_MAP + COUNT_BLOCKS_FOR_LOAD);
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var ArrForDel = [];
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for(var key in this.SenderMap)
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{
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var ItemArr = this.SenderMap[key];
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while(ItemArr.length)
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{
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var Item = ItemArr[0];
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if(Item.BlockNum > MinBlockNum)
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break;
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ItemArr.shift()
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}
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if(ItemArr.length === 0)
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ArrForDel.push(key)
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}
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for(var i = 0; i < ArrForDel.length; i++)
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{
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var key = ArrForDel[i];
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delete this.SenderMap[key]
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}
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}
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};
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