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Diffstat (limited to 'app/scripts/lib/idmgmt.js')
-rw-r--r-- | app/scripts/lib/idmgmt.js | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/app/scripts/lib/idmgmt.js b/app/scripts/lib/idmgmt.js deleted file mode 100644 index 7bc276041..000000000 --- a/app/scripts/lib/idmgmt.js +++ /dev/null @@ -1,318 +0,0 @@ -const inherits = require('util').inherits -const EventEmitter = require('events').EventEmitter -const async = require('async') -const KeyStore = require('eth-lightwallet').keystore -const createPayload = require('web3-provider-engine/util/create-payload') -const createId = require('web3-provider-engine/util/random-id') -const Transaction = require('ethereumjs-tx') - -module.exports = IdentityManager - - -var selectedAddress = null -var identities = {} -var unconfTxs = {} - -// not part of serilized metamask state - only keep in memory -var unconfTxCbs = {} - -var provider = null -var defaultPassword = 'test' - - - -inherits(IdentityManager, EventEmitter) -function IdentityManager(opts){ - const self = this - self.on('block', function(){ - self.updateIdentities() - }) -} - -// plugin popup -IdentityManager.prototype.getState = getState -IdentityManager.prototype.submitPassword = submitPassword -IdentityManager.prototype.setSelectedAddress = setSelectedAddress -IdentityManager.prototype.signTransaction = signTransaction -IdentityManager.prototype.setLocked = setLocked -// eth rpc -IdentityManager.prototype.getAccounts = getAccounts -IdentityManager.prototype.addUnconfirmedTransaction = addUnconfirmedTransaction -// etc -IdentityManager.prototype.newBlock = newBlock -IdentityManager.prototype.setProvider = setProvider - - - -function setProvider(_provider){ - provider = _provider -} - -function newBlock(block){ - var self = this - self.emit('block', block) -} - -function getState(cb){ - var result = _getState() - cb(null, result) -} - -function _getState(cb){ - var unlocked = isUnlocked() - var result = { - isUnlocked: unlocked, - identities: unlocked ? getIdentities() : {}, - unconfTxs: unlocked ? unconfTxs : {}, - selectedAddress: selectedAddress, - } - return result -} - -function isUnlocked(){ - var password = window.sessionStorage['password'] - var result = Boolean(password) - return result -} - -function setLocked(){ - delete window.sessionStorage['password'] -} - -function setSelectedAddress(address, cb){ - selectedAddress = address - cb(null, _getState()) -} - -function submitPassword(password, cb){ - const self = this - console.log('submitPassword:', password) - tryPassword(password, function(err){ - if (err) console.log('bad password:', password, err) - if (err) return cb(err) - console.log('good password:', password) - window.sessionStorage['password'] = password - // load identities before returning... - self.loadIdentities() - var state = _getState() - cb(null, state) - // trigger an update but dont wait for it - self.updateIdentities() - }) -} - -// get the current selected address -function getAccounts(cb){ - var result = selectedAddress ? [selectedAddress] : [] - cb(null, result) -} - -function getIdentities(){ - return identities -} - -// load identities from keyStore -IdentityManager.prototype.loadIdentities = function(){ - const self = this - if (!isUnlocked()) throw new Error('not unlocked') - var keyStore = getKeyStore() - var addresses = keyStore.getAddresses().map(function(address){ return '0x'+address }) - addresses.forEach(function(address){ - var identity = { - name: 'Wally', - img: 'QmW6hcwYzXrNkuHrpvo58YeZvbZxUddv69ATSHY3BHpPdd', - address: address, - balance: null, - txCount: null, - } - identities[address] = identity - }) - self._didUpdate() -} - -IdentityManager.prototype._didUpdate = function(){ - const self = this - self.emit('update', _getState()) -} - -// foreach in identities, update balance + nonce -IdentityManager.prototype.updateIdentities = function(cb){ - var self = this - cb = cb || function(){} - if (!isUnlocked()) return cb(new Error('Not unlocked.')) - var addresses = Object.keys(identities) - async.map(addresses, self.updateIdentity.bind(self), cb) -} - -// gets latest info from the network for the identity -IdentityManager.prototype.updateIdentity = function(address, cb){ - var self = this - async.parallel([ - getAccountBalance.bind(null, address), - getTxCount.bind(null, address), - ], function(err, result){ - if (err) return cb(err) - var identity = identities[address] - identity.balance = result[0] - identity.txCount = result[1] - self._didUpdate() - cb() - }) -} - -function getTxCount(address, cb){ - provider.sendAsync(createPayload({ - method: 'eth_getTransactionCount', - params: [address, 'pending'], - }), function(err, res){ - if (err) return cb(err) - if (res.error) return cb(res.error) - cb(null, res.result) - }) -} - -function getAccountBalance(address, cb){ - provider.sendAsync(createPayload({ - method: 'eth_getBalance', - params: [address, 'latest'], - }), function(err, res){ - if (err) return cb(err) - if (res.error) return cb(res.error) - cb(null, res.result) - }) -} - -function tryPassword(password, cb){ - var keyStore = getKeyStore(password) - var address = keyStore.getAddresses()[0] - if (!address) return cb(new Error('KeyStore - No address to check.')) - var hdPathString = keyStore.defaultHdPathString - try { - var encKey = keyStore.generateEncKey(password) - var encPrivKey = keyStore.ksData[hdPathString].encPrivKeys[address] - var privKey = KeyStore._decryptKey(encPrivKey, encKey) - var addrFromPrivKey = KeyStore._computeAddressFromPrivKey(privKey) - } catch (err) { - return cb(err) - } - if (addrFromPrivKey !== address) return cb(new Error('KeyStore - Decrypting private key failed!')) - cb() -} - -function addUnconfirmedTransaction(txParams, cb){ - var self = this - - var time = (new Date()).getTime() - var txId = createId() - unconfTxs[txId] = { - id: txId, - txParams: txParams, - time: time, - status: 'unconfirmed', - } - console.log('addUnconfirmedTransaction:', txParams) - - // temp - just sign the tx - // otherwise we need to keep the cb around - // signTransaction(txId, cb) - unconfTxCbs[txId] = cb - - // signal update - self._didUpdate() -} - -// called from -function signTransaction(password, txId, cb){ - const self = this - - var txData = unconfTxs[txId] - var txParams = txData.txParams - console.log('signTransaction:', txData) - - self._signTransaction(txParams, function(err, rawTx, txHash){ - if (err) { - txData.status = 'error' - txData.error = err - self._didUpdate() - return - } - txData.hash = txHash - txData.status = 'pending' - // for now just kill it - delete unconfTxs[txData.id] - - var txSigCb = unconfTxCbs[txId] || function(){} - txSigCb(null, rawTx) - - cb(null, _getState()) - self._didUpdate() - }) -} - -// internal - actually signs the tx -IdentityManager.prototype._signTransaction = function(txParams, cb){ - try { - // console.log('signing tx:', txParams) - var tx = new Transaction({ - nonce: txParams.nonce, - to: txParams.to, - value: txParams.value, - data: txParams.input, - gasPrice: txParams.gasPrice, - gasLimit: txParams.gas, - }) - - var keyStore = getKeyStore() - var serializedTx = keyStore.signTx(tx.serialize(), defaultPassword, selectedAddress) - - // // deserialize and dump values to confirm configuration - // var verifyTx = new Transaction(tx.serialize()) - // console.log('signed transaction:', { - // to: '0x'+verifyTx.to.toString('hex'), - // from: '0x'+verifyTx.from.toString('hex'), - // nonce: '0x'+verifyTx.nonce.toString('hex'), - // value: (ethUtil.bufferToInt(verifyTx.value)/1e18)+' ether', - // data: '0x'+verifyTx.data.toString('hex'), - // gasPrice: '0x'+verifyTx.gasPrice.toString('hex'), - // gasLimit: '0x'+verifyTx.gasLimit.toString('hex'), - // }) - cb(null, serializedTx, tx.hash()) - } catch (err) { - cb(err) - } -} - -var keyStore = null -function getKeyStore(password){ - if (keyStore) return keyStore - password = password || getPassword() - var serializedKeystore = window.localStorage['lightwallet'] - // returning user - if (serializedKeystore) { - keyStore = KeyStore.deserialize(serializedKeystore) - // first time here - } else { - console.log('creating new keystore with default password:', defaultPassword) - var secretSeed = KeyStore.generateRandomSeed() - keyStore = new KeyStore(secretSeed, defaultPassword) - keyStore.generateNewAddress(defaultPassword, 3) - saveKeystore() - } - keyStore.passwordProvider = unlockKeystore - return keyStore -} - -function saveKeystore(){ - window.localStorage['lightwallet'] = keyStore.serialize() -} - -function getPassword(){ - var password = window.sessionStorage['password'] - if (!password) throw new Error('No password found...') -} - -function unlockKeystore(cb){ - var password = getPassword() - console.warn('unlocking keystore...') - cb(null, password) -}
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