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88 lines
2.1 KiB
88 lines
2.1 KiB
'use strict'
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var utileth = require('ethereumjs-util')
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var Tx = require('ethereumjs-tx').Transaction
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var Block = require('ethereumjs-block')
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var BN = require('ethereumjs-util').BN
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var remixLib = require('@remix-project/remix-lib')
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var EthJSVM = require('ethereumjs-vm').default
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function sendTx (vm, from, to, value, data, cb) {
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var tx = new Tx({
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nonce: new BN(from.nonce++),
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gasPrice: new BN(1),
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gasLimit: new BN(3000000, 10),
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to: to,
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value: new BN(value, 10),
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data: Buffer.from(data, 'hex')
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})
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tx.sign(from.privateKey)
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var block = new Block({
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header: {
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timestamp: new Date().getTime() / 1000 | 0,
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number: 0
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},
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transactions: [],
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uncleHeaders: []
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})
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try {
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vm.runTx({block: block, tx: tx, skipBalance: true, skipNonce: true}).then(function (result) {
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setTimeout(() => {
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cb(null, utileth.bufferToHex(tx.hash()))
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}, 500)
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}).catch((error) => {
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console.error(error)
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cb(error)
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})
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} catch (e) {
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console.error(e)
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}
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}
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function createVm (hardfork) {
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// const stateManager = new StateManagerCommonStorageDump({})
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// stateManager.checkpoint(() => {})
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const vm = new EthJSVM({
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activatePrecompiles: true,
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hardfork
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})
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vm.blockchain.validate = false
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const web3vm = new remixLib.vm.Web3VMProvider()
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web3vm.setVM(vm)
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return { vm, web3vm, stateManager: vm.stateManager }
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}
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/*
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Init VM / Send Transaction
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*/
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function initVM (st, privateKey) {
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var VM = createVm('muirGlacier')
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const vm = VM.vm
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var address = utileth.privateToAddress(privateKey)
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vm.stateManager.getAccount(address, (error, account) => {
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if (error) return console.log(error)
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account.balance = '0xf00000000000000001'
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vm.stateManager.putAccount(address, account, function cb (error) {
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if (error) console.log(error)
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})
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})
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var web3Providers = new remixLib.vm.Web3Providers()
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web3Providers.addVM('VM', vm)
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web3Providers.get('VM', function (error, obj) {
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if (error) {
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var mes = 'provider TEST not defined'
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console.log(mes)
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st.fail(mes)
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} else {
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vm.web3 = obj
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}
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})
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return vm
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}
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module.exports = {
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sendTx: sendTx,
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initVM: initVM
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}
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