diff --git a/lib/contracts/deploy.js b/lib/contracts/deploy.js new file mode 100644 index 00000000..38df563a --- /dev/null +++ b/lib/contracts/deploy.js @@ -0,0 +1,380 @@ +let async = require('async'); +//require("../utils/debug_util.js")(__filename, async); + +let RunCode = require('../core/runCode.js'); + +let DeployTracker = require('./deploy_tracker.js'); +let CodeGenerator = require('./code_generator.js'); + +class Deploy { + constructor(options) { + this.web3 = options.web3; + this.contractsManager = options.contractsManager; + this.logger = options.logger; + this.events = options.events; + this.env = options.env; + this.chainConfig = options.chainConfig; + this.plugins = options.plugins; + this.gasLimit = options.gasLimit; + + const self = this; + this.events.setCommandHandler('setDashboardState', () => { + self.events.emit('contractsState', self.contractsManager.contractsState()); + }); + } + + initTracker(cb) { + this.deployTracker = new DeployTracker({ + logger: this.logger, chainConfig: this.chainConfig, web3: this.web3, env: this.env + }, cb); + } + + determineArguments(suppliedArgs, contract) { + let realArgs = [], l, arg, contractName, referedContract; + + let args = suppliedArgs; + + if (!Array.isArray(args)) { + args = []; + let abi = contract.abiDefinition.find((abi) => abi.type === 'constructor'); + + for (let input of abi.inputs) { + let inputValue = suppliedArgs[input.name]; + if (!inputValue) { + this.logger.error(input.name + " has not been defined for " + contract.className + " constructor"); + } + args.push(inputValue || ""); + } + } + + for (l = 0; l < args.length; l++) { + arg = args[l]; + if (arg[0] === "$") { + contractName = arg.substr(1); + referedContract = this.contractsManager.getContract(contractName); + realArgs.push(referedContract.deployedAddress); + } else if (Array.isArray(arg)) { + let subRealArgs = []; + for (let sub_arg of arg) { + if (sub_arg[0] === "$") { + contractName = sub_arg.substr(1); + referedContract = this.contractsManager.getContract(contractName); + subRealArgs.push(referedContract.deployedAddress); + } else { + subRealArgs.push(sub_arg); + } + } + realArgs.push(subRealArgs); + } else { + realArgs.push(arg); + } + } + + return realArgs; + } + + checkAndDeployContract(contract, params, callback) { + let self = this; + let realArgs; + contract.error = false; + + if (contract.deploy === false) { + self.events.emit('contractsState', self.contractsManager.contractsState()); + return callback(); + } + + realArgs = self.determineArguments(params || contract.args, contract); + + if (contract.address !== undefined) { + try { + this.web3.utils.toChecksumAddress(contract.address); + } catch(e) { + self.logger.error("error deploying " + contract.className); + self.logger.error(e.message); + contract.error = e.message; + self.events.emit('contractsState', self.contractsManager.contractsState()); + return callback(e.message); + } + contract.deployedAddress = contract.address; + self.logger.info(contract.className.bold.cyan + " already deployed at ".green + contract.address.bold.cyan); + if (this.deployTracker) { + self.deployTracker.trackContract(contract.className, contract.realRuntimeBytecode, realArgs, contract.address); + self.deployTracker.save(); + } + self.events.emit('contractsState', self.contractsManager.contractsState()); + return callback(); + } + + if (!this.deployTracker) { + return self.contractToDeploy(contract, params, callback); + } + + let trackedContract = self.deployTracker.getContract(contract.className, contract.realRuntimeBytecode, realArgs); + if (!trackedContract) { + return self.contractToDeploy(contract, params, callback); + } + + this.web3.eth.getCode(trackedContract.address, function(_getCodeErr, codeInChain) { + if (codeInChain !== "0x") { + self.contractAlreadyDeployed(contract, trackedContract, callback); + } else { + self.contractToDeploy(contract, params, callback); + } + }); + } + + contractAlreadyDeployed(contract, trackedContract, callback) { + const self = this; + self.logger.info(contract.className.bold.cyan + " already deployed at ".green + trackedContract.address.bold.cyan); + contract.deployedAddress = trackedContract.address; + self.events.emit('contractsState', self.contractsManager.contractsState()); + + // always run contractCode so other functionality like 'afterDeploy' can also work + let codeGenerator = new CodeGenerator({contractsManager: self.contractsManager}); + let contractCode = codeGenerator.generateContractCode(contract, self.gasLimit); + RunCode.doEval(contractCode, self.web3); + + return callback(); + } + + contractToDeploy(contract, params, callback) { + const self = this; + let realArgs = self.determineArguments(params || contract.args, contract); + + this.deployContract(contract, realArgs, function (err, address) { + if (err) { + return callback(new Error(err)); + } + self.deployTracker.trackContract(contract.className, contract.realRuntimeBytecode, realArgs, address); + self.deployTracker.save(); + self.events.emit('contractsState', self.contractsManager.contractsState()); + + // always run contractCode so other functionality like 'afterDeploy' can also work + let codeGenerator = new CodeGenerator({contractsManager: self.contractsManager}); + let contractCode = codeGenerator.generateContractCode(contract, self.gasLimit); + RunCode.doEval(contractCode, self.web3); + + if (contract.onDeploy !== undefined) { + self.logger.info('executing onDeploy commands'); + + let contractCode = codeGenerator.generateContractCode(contract, self.gasLimit); + RunCode.doEval(contractCode, self.web3); + + let withErrors = false; + let regex = /\$\w+/g; + let onDeployCode = contract.onDeploy.map((cmd) => { + let realCmd = cmd.replace(regex, (match) => { + let referedContractName = match.slice(1); + let referedContract = self.contractsManager.getContract(referedContractName); + if (!referedContract) { + self.logger.error('error executing onDeploy for ' + contract.className); + self.logger.error(referedContractName + ' does not exist'); + self.logger.error("error running onDeploy: " + cmd); + withErrors = true; + return; + } + if (referedContract && referedContract.deploy === false) { + self.logger.error('error executing onDeploy for ' + contract.className); + self.logger.error(referedContractName + " exists but has been set to not deploy"); + self.logger.error("error running onDeploy: " + cmd); + withErrors = true; + return; + } + if (referedContract && !referedContract.deployedAddress) { + self.logger.error('error executing onDeploy for ' + contract.className); + self.logger.error("couldn't find a valid address for " + referedContractName + ". has it been deployed?"); + self.logger.error("error running onDeploy: " + cmd); + withErrors = true; + return; + } + return referedContract.deployedAddress; + }); + return realCmd; + }); + + if (withErrors) { + contract.error = "onDeployCmdError"; + return callback(new Error("error running onDeploy")); + } + + // TODO: convert to for to avoid repeated callback + for(let cmd of onDeployCode) { + self.logger.info("executing: " + cmd); + try { + RunCode.doEval(cmd, self.web3); + } catch(e) { + if (e.message.indexOf("invalid opcode") >= 0) { + self.logger.error('the transaction was rejected; this usually happens due to a throw or a require, it can also happen due to an invalid operation'); + } + return callback(new Error(e)); + } + } + } + + callback(); + }); + } + + deployContract(contract, params, callback) { + let self = this; + let accounts = []; + let contractParams = (params || contract.args).slice(); + let contractCode = contract.code; + let deploymentAccount = self.web3.eth.defaultAccount; + let deployObject; + + async.waterfall([ + function getAccounts(next) { + self.web3.eth.getAccounts(function (err, _accounts) { + if (err) { + return next(new Error(err)); + } + accounts = _accounts; + + // applying deployer account configuration, if any + if (typeof contract.fromIndex == 'number') { + deploymentAccount = accounts[contract.fromIndex]; + if (deploymentAccount === undefined) { + return next("error deploying " + contract.className + ": no account found at index " + contract.fromIndex + " check the config"); + } + } + if (typeof contract.from == 'string' && typeof contract.fromIndex != 'undefined') { + self.logger.warn('Both "from" and "fromIndex" are defined for contract "'+contract.className+'". Using "from" as deployer account.'); + } + if (typeof contract.from == 'string') { + deploymentAccount = contract.from; + } + + deploymentAccount = deploymentAccount || accounts[0]; + next(); + }); + }, + function doLinking(next) { + // Applying linked contracts + let contractsList = self.contractsManager.listContracts(); + for (let contractObj of contractsList) { + let filename = contractObj.filename; + let deployedAddress = contractObj.deployedAddress; + if (deployedAddress) { + deployedAddress = deployedAddress.substr(2); + } + let linkReference = '__' + filename + ":" + contractObj.className; + if (contractCode.indexOf(linkReference) < 0) { + continue; + } + if (linkReference.length > 40) { + return next(new Error(linkReference + " is too long, try reducing the path of the contract (" + filename + ") and/or its name " + contractObj.className)); + } + let toReplace = linkReference + "_".repeat(40 - linkReference.length); + if (deployedAddress === undefined) { + let libraryName = contractObj.className; + return next(new Error(contract.className + " needs " + libraryName + " but an address was not found, did you deploy it or configured an address?")); + } + contractCode = contractCode.replace(new RegExp(toReplace, "g"), deployedAddress); + } + // saving code changes back to contract object + contract.code = contractCode; + next(); + }, + function applyBeforeDeploy(next) { + let beforeDeployPlugins = self.plugins.getPluginsFor('beforeDeploy'); + + //self.logger.info("applying beforeDeploy plugins...", beforeDeployPlugins.length); + async.eachSeries(beforeDeployPlugins, (plugin, eachPluginCb) => { + self.logger.info("running beforeDeploy plugin " + plugin.name + " ."); + + // calling each beforeDeploy handler declared by the plugin + async.eachSeries(plugin.beforeDeploy, (beforeDeployFn, eachCb) => { + beforeDeployFn({ + embarkDeploy: self, + pluginConfig: plugin.pluginConfig, + deploymentAccount: deploymentAccount, + contract: contract, + callback: + (function(resObj){ + contract.code = resObj.contractCode; + eachCb(); + }) + }); + }, () => { + //self.logger.info('All beforeDeploy handlers of the plugin has processed.'); + eachPluginCb(); + }); + }, () => { + //self.logger.info('All beforeDeploy plugins has been processed.'); + contractCode = contract.code; + next(); + }); + }, + function createDeployObject(next) { + let contractObject = new self.web3.eth.Contract(contract.abiDefinition); + + try { + deployObject = contractObject.deploy({arguments: contractParams, data: "0x" + contractCode}); + } catch(e) { + if (e.message.indexOf('Invalid number of parameters for "undefined"') >= 0) { + return next(new Error("attempted to deploy " + contract.className + " without specifying parameters")); + } else { + return next(new Error(e)); + } + } + next(); + }, + function estimateCorrectGas(next) { + if (contract.gas === 'auto') { + return deployObject.estimateGas().then((gasValue) => { + contract.gas = gasValue; + next(); + }).catch(next); + } + next(); + }, + function deployTheContract(next) { + self.logger.info("deploying " + contract.className.bold.cyan + " with ".green + contract.gas + " gas".green); + + deployObject.send({ + from: deploymentAccount, + gas: contract.gas, + gasPrice: contract.gasPrice + }).on('receipt', function(receipt) { + if (receipt.contractAddress !== undefined) { + self.logger.info(contract.className.bold.cyan + " deployed at ".green + receipt.contractAddress.bold.cyan); + contract.deployedAddress = receipt.contractAddress; + contract.transactionHash = receipt.transactionHash; + self.events.emit('contractsState', self.contractsManager.contractsState()); + return next(null, receipt.contractAddress); + } + self.events.emit('contractsState', self.contractsManager.contractsState()); + }).on('error', function(error) { + self.events.emit('contractsState', self.contractsManager.contractsState()); + return next(new Error("error deploying =" + contract.className + "= due to error: " + error.message)); + }); + } + ], callback); + } + + deployAll(done) { + let self = this; + this.logger.info("deploying contracts"); + + async.eachOfSeries(this.contractsManager.listContracts(), + function (contract, key, callback) { + self.logger.trace(arguments); + self.checkAndDeployContract(contract, null, callback); + }, + function (err, _results) { + if (err) { + self.logger.error("error deploying contracts"); + self.logger.error(err.message); + self.logger.debug(err.stack); + } + self.logger.info("finished deploying contracts"); + self.logger.trace(arguments); + done(err); + } + ); + + } +} + +module.exports = Deploy; diff --git a/lib/modules/webserver/server.js b/lib/modules/webserver/server.js index dc2f0cfb..5871479e 100644 --- a/lib/modules/webserver/server.js +++ b/lib/modules/webserver/server.js @@ -73,24 +73,28 @@ class Server { }); }); - app.ws('/dashboard', function(ws, req) { + app.ws('/embark/dashboard', function(ws, req) { let dashboardState = { contractsState: [], environment: "", status: "", availableServices: [] }; + // TODO: doesn't feel quite right, should be refactored into a shared + // dashboard state + self.events.request('setDashboardState'); + self.events.on('contractsState', (contracts) => { dashboardState.contractsState = []; contracts.forEach(function (row) { dashboardState.contractsState.push({contractName: row[0], address: row[1], status: row[2]}); }); - ws.send(dashboardState); + ws.send(JSON.stringify(dashboardState)); }); self.events.on('status', (status) => { dashboardState.status = status; - ws.send(dashboardState); + ws.send(JSON.stringify(dashboardState)); }); self.events.on('servicesState', (servicesState) => { dashboardState.availableServices = servicesState; - ws.send(dashboardState); + ws.send(JSON.stringify(dashboardState)); }); }); diff --git a/test_apps/contracts_app/contracts/another_storage.sol b/test_apps/contracts_app/contracts/another_storage.sol index c3140a92..e84d2e35 100644 --- a/test_apps/contracts_app/contracts/another_storage.sol +++ b/test_apps/contracts_app/contracts/another_storage.sol @@ -1,5 +1,6 @@ pragma solidity ^0.4.24; contract AnotherStorage { + address public simpleStorageAddress; address simpleStorageAddress2; address ens;