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index.js
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var exec = require('child_process').exec;
var fs = require('fs');
var async = require('async');
var prompt = require('prompt');
var util = require('./util.js');
function killallGethBootnodeConstellationNode(cb){
var cmd = 'killall -9';
cmd += ' geth';
cmd += ' bootnode';
cmd += ' constellation-node';
var child = exec(cmd, function(){
cb(null, null);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function clearDirectories(result, cb){
var cmd = 'rm -rf';
for(var i in result.folders){
var folder = result.folders[i];
cmd += ' '+folder;
}
var child = exec(cmd, function(){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createDirectories(result, cb){
var cmd = 'mkdir';
for(var i in result.folders){
var folder = result.folders[i];
cmd += ' '+folder;
}
var child = exec(cmd, function(){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createNewConstellationKeys(result, cb){
var counter = result.constellationKeySetup.length;
var cmd = "";
for(var i in result.constellationKeySetup){
var folderName = result.constellationKeySetup[i].folderName;
var fileName = result.constellationKeySetup[i].fileName;
cmd += 'cd '+folderName+' && constellation-enclave-keygen '+fileName+' && cd .. && ';
}
cmd = cmd.substring(0, cmd.length-4);
var child = exec(cmd);
child.stdout.on('data', function(data){
if(data.indexOf('Lock key pair') >= 0){
child.stdin.write('\n');
counter--;
if(counter <= 0){
cb(null, result);
}
} else {
console.log('Unexpected data:', data);
cb(null, result);
}
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createConstellationConfig(result, cb){
var c = result.constellationConfigSetup;
var config = 'url = "http://'+c.localIpAddress+':'+c.localPort+'/"\n';
config += 'port = '+c.localPort+'\n';
config += 'socketPath = "'+c.folderName+'/socket.ipc"\n';
config += 'otherNodeUrls = ["http://'+c.remoteIpAddress+':'+c.remotePort+'/"]\n';
config += 'publicKeyPath = "'+c.folderName+'/'+c.publicKeyFileName+'"\n';
config += 'privateKeyPath = "'+c.folderName+'/'+c.privateKeyFileName+'"\n';
config += 'archivalPublicKeyPath = "'+c.folderName+'/'+c.publicArchKeyFileName+'"\n';
config += 'archivalPrivateKeyPath = "'+c.folderName+'/'+c.privateArchKeyFileName+'"\n';
config += 'storagePath = "'+c.folderName+'/data"';
fs.writeFile(c.configName, config, function(err, res){
cb(err, result);
});
}
function getNewGethAccount(result, cb){
var options = {encoding: 'utf8', timeout: 10*1000};
var child = exec('geth --datadir Blockchain account new', options);
child.stdout.on('data', function(data){
if(data.indexOf('Your new account') >= 0){
child.stdin.write('\n');
} else if(data.indexOf('Repeat') >= 0){
child.stdin.write('\n');
} else if(data.indexOf('Address') == 0){
var index = data.indexOf('{');
var address = '0x'+data.substring(index+1, data.length-2);
if(result.addressList == undefined){
result.addressList = [];
}
result.addressList.push(address);
cb(null, result);
}
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function getNewGethAccount2(result, cb){
var options = {encoding: 'utf8', timeout: 10*1000};
var child = exec('geth --datadir Blockchain2 account new', options);
child.stdout.on('data', function(data){
if(data.indexOf('Your new account') >= 0){
child.stdin.write('\n');
} else if(data.indexOf('Repeat') >= 0){
child.stdin.write('\n');
} else if(data.indexOf('Address') == 0){
var index = data.indexOf('{');
var address = '0x'+data.substring(index+1, data.length-2);
if(result.addressList == undefined){
result.addressList = [];
}
result.addressList.push(address);
cb(null, result);
}
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createQuorumConfig(result, cb){
console.log('creating genesis config...');
var options = {encoding: 'utf8', timeout: 100*1000};
var config = '{'
+'"threshold": 1,'
+'"voters": ['
+ '"'+result.addressList[1]+'"'
+'],'
+'"makers": ["'+result.addressList[0]+'"]'
+'}';
fs.writeFile('quorum-config.json', config, function(err, res){
console.log('created genesis config');
cb(err, result);
});
}
function createGenesisBlockConfig(result, cb){
console.log('creating genesis block config...');
var options = {encoding: 'utf8', timeout: 100*1000};
var child = exec('quorum-genesis', options, function(error, stderr, stdout){
console.log('created genesis block config');
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function startQuorumNode(result, cb){
var options = {encoding: 'utf8', timeout: 100*1000};
var cmd = './startQuorumBMAndBVNodes.sh';
cmd += ' '+result.addressList[1];
cmd += ' '+result.addressList[0];
cmd += ' '+result.addressList[2];
cmd += ' '+localIpAddress;
var child = exec(cmd, options);
child.stdout.on('data', function(data){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function startQuorumParticipantNode(result, cb){
console.log('Starting quorum participant node...');
var options = {encoding: 'utf8', timeout: 100*1000};
var cmd = './startQuorumParticipantNode.sh';
var child = exec(cmd, options);
child.stdout.on('data', function(data){
console.log('Started quorum participant node');
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function clearCommunicationFolder(result, cb){
var cmd = 'rm -rf';
cmd += ' CommunicationNode';
var child = exec(cmd, function(){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createCommunicationFolder(result, cb){
var cmd = 'mkdir';
cmd += ' CommunicationNode';
cmd += ' && mkdir';
cmd += ' CommunicationNode/geth';
var child = exec(cmd, function(){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function copyCommunicationNodeKey(result, cb){
var cmd = 'cp communicationNodeKey CommunicationNode/geth/nodekey';
var child = exec(cmd, function(){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function startCommunicationNode(result, cb){
var options = {encoding: 'utf8', timeout: 100*1000};
var cmd = './startCommunicationNode.sh';
var child = exec(cmd, options);
child.stdout.on('data', function(data){
cb(null, result);
});
child.stderr.on('data', function(error){
console.log('ERROR:', error);
cb(error, null);
});
}
function createWeb3Connection(result, cb){
console.log('Creating web3 connections...');
// Web3 IPC
var host = result.web3IPCHost;
var Web3IPC = require('web3_ipc');
var options = {
host: host,
ipc: true,
personal: true,
admin: true,
debug: false
};
var web3IPC = Web3IPC.create(options);
result.web3IPC = web3IPC;
// Web3 RPC
var httpProvider = result.web3RPCProvider;
var Web3RPC = require('web3');
var web3RPC = new Web3RPC();
web3RPC.setProvider(new web3RPC.providers.HttpProvider(httpProvider));
result.web3RPC = web3RPC;
console.log('Created web3 connections');
cb(null, result);
}
function connectToPeer(result, cb){
console.log('Adding peer...');
var enode = result.enode;
result.web3IPC.admin.addPeer(enode, function(err, res){
console.log('Added peer');
if(err){console.log('ERROR:', err);}
cb(null, result);
});
}
// TODO: Add check whether requester has correct permissions
// TODO: Rename topic to genesis config
function addNewPeerCommunicationHandler(result, cb){
var web3RPC = result.web3RPC;
var web3IPC = result.web3IPC;
web3RPC.shh.filter({"topics":["NewPeer"]}).watch(function(err, msg) {
if(err){console.log("ERROR:", err);};
var message = util.Hex2a(msg.payload);
if(message.indexOf('request|genesisConfig') >= 0){
fs.readFile('quorum-genesis.json', 'utf8', function(err, data){
if(err){console.log('ERROR:', err);}
var genesisConfig = 'response|genesisConfig'+data;
var hexString = new Buffer(genesisConfig).toString('hex');
console.log('Created hex string');
web3RPC.shh.post({
"topics": ["NewPeer"],
"payload": hexString,
"ttl": 10,
"workToProve": 1
}, function(err, res){
if(err){console.log('err', err);}
console.log('NewPeer message sent:', res);
});
});
}
});
cb(null, result);
}
// TODO: Add check whether requester has correct permissions
function addEnodeCommunicationHandler(result, cb){
console.log('adding enode communication handler...');
var web3RPC = result.web3RPC;
var web3IPC = result.web3IPC;
var commWeb3RPC = result.communicationNetwork.web3RPC;
var commWeb3IPC = result.communicationNetwork.web3IPC;
commWeb3RPC.shh.filter({"topics":["Enode"]}).watch(function(err, msg) {
if(err){console.log("ERROR:", err);};
var message = util.Hex2a(msg.payload);
if(message.indexOf('request|enode') >= 0){
web3IPC.admin.nodeInfo(function(err, nodeInfo){
if(err){console.log('ERROR:', err);}
var enodeResponse = 'response|enode'+nodeInfo.enode;
var hexString = new Buffer(enodeResponse).toString('hex');
commWeb3RPC.shh.post({
"topics": ["Enode"],
"payload": hexString,
"ttl": 10,
"workToProve": 1
}, function(err, res){
if(err){console.log('err', err);}
console.log('Enode message sent:', res);
});
});
}
});
console.log('added enode communication handler');
cb(null, result);
}
// TODO: Add to and from fields to validate origins
// TODO: Unsubscribe once genesisConfig has been received
function getGenesisBlockConfig(result, cb){
var shh = result.communicationNetwork.web3RPC.shh;
var id = shh.newIdentity();
var str = "request|genesisConfig";
var hexString = new Buffer(str).toString('hex');
shh.post({
"from": id,
"topics": ["NewPeer"],
"payload": hexString,
"ttl": 10,
"workToProve": 1
}, function(err, res){
if(err){console.log('err', err);}
shh.filter({"topics":["NewPeer"]}).watch(function(err, msg) {
if(err){console.log("ERROR:", err);};
var message = util.Hex2a(msg.payload);
if(message.indexOf('response|genesisConfig') >= 0){
var genesisConfig = message.replace('response|genesisConfig', '').substring(1);
genesisConfig = genesisConfig.replace(/\\n/g, '');
genesisConfig = genesisConfig.replace(/\\/g, '');
fs.writeFile('quorum-genesis.json', genesisConfig, function(err, res){
cb(err, result);
});
}
});
});
}
// TODO: Add to and from fields to validate origins
// TODO: Unsubscribe once enode has been received
function getEnodeForQuorumNetwork(result, cb){
console.log('requesting enode for quorum network...');
var comm = result.communicationNetwork;
var shh = comm.web3RPC.shh;
var id = shh.newIdentity();
var str = "request|enode";
var hexString = new Buffer(str).toString('hex');
shh.post({
"from": id,
"topics": ["Enode"],
"payload": hexString,
"ttl": 10,
"workToProve": 1
}, function(err, res){
if(err){console.log('err', err);}
shh.filter({"topics":["Enode"]}).watch(function(err, msg) {
if(err){console.log("ERROR:", err);};
console.log('enode response received');
var message = util.Hex2a(msg.payload);
if(message.indexOf('response|enode') >= 0){
var enode = message.replace('response|enode', '').substring(1);
enode = enode.replace('\[\:\:\]', comm.managingNodeIpAddress);
console.log('enode:', enode);
result.enode = enode;
cb(err, result);
}
});
});
}
function startCommunicationNetwork(cb){
console.log('[*] Starting communication network...');
var newNetworkSetup = async.seq(
clearCommunicationFolder,
createCommunicationFolder,
copyCommunicationNodeKey,
startCommunicationNode,
createWeb3Connection,
addNewPeerCommunicationHandler
);
var result = {
"web3IPCHost": './CommunicationNode/geth.ipc',
"web3RPCProvider": 'http://localhost:40010'
};
newNetworkSetup(result, function(err, res){
if (err) { return onErr(err); }
console.log('[*] New communication network started');
cb(err, res);
});
}
function joinCommunicationNetwork(cb){
console.log('[*] Joining communication network...');
var newNetworkSetup = async.seq(
clearCommunicationFolder,
createCommunicationFolder,
startCommunicationNode,
createWeb3Connection,
connectToPeer
);
var result = {
"managingNodeIpAddress": remoteIpAddress,
"web3IPCHost": './CommunicationNode/geth.ipc',
"web3RPCProvider": 'http://localhost:40010',
"enode": "enode://9443bd2c5ccc5978831088755491417fe0c3866537b5e9638bcb6ad34cb9bcc58a9338bb492590ff200a54b43a6a03e4a7e33fa111d0a7f6b7192d1ca050f300@"+remoteIpAddress+":40000"
};
newNetworkSetup(result, function(err, res){
if (err) { return onErr(err); }
console.log('[*] New communication network started');
cb(err, res);
});
}
function startNewQuorumNetwork(communicationNetwork, cb){
console.log('[*] Starting new network...');
var newNetworkSetup = async.seq(
clearDirectories,
createDirectories,
createNewConstellationKeys,
createConstellationConfig,
getNewGethAccount,
getNewGethAccount,
createQuorumConfig,
createGenesisBlockConfig,
startQuorumNode,
createWeb3Connection,
addEnodeCommunicationHandler
);
var result = {
communicationNetwork: communicationNetwork,
folders: ['Blockchain', 'Constellation'],
constellationKeySetup: [
{folderName: 'Constellation', fileName: 'node'},
{folderName: 'Constellation', fileName: 'nodeArch'},
],
constellationConfigSetup: {
configName: 'constellation.config',
folderName: 'Constellation',
localIpAddress : localIpAddress,
localPort : 9000,
remoteIpAddress : remoteIpAddress,
remotePort : 9000,
publicKeyFileName: 'node.pub',
privateKeyFileName: 'node.key',
publicArchKeyFileName: 'nodeArch.pub',
privateArchKeyFileName: 'nodeArch.key',
},
"web3IPCHost": './Blockchain/geth.ipc',
"web3RPCProvider": 'http://localhost:20010',
};
newNetworkSetup(result, function(err, res){
if (err) { return onErr(err); }
console.log('[*] New network started');
cb(err, res);
});
}
function joinQuorumNetwork(communicationNetwork, cb){
console.log('[*] Joining existing quorum network...');
var newNetworkSetup = async.seq(
clearDirectories,
createDirectories,
createNewConstellationKeys,
createConstellationConfig,
getGenesisBlockConfig,
startQuorumParticipantNode,
createWeb3Connection,
getEnodeForQuorumNetwork,
connectToPeer
);
var result = {
folders: ['Blockchain', 'Constellation'],
constellationKeySetup: [
{folderName: 'Constellation', fileName: 'node'},
{folderName: 'Constellation', fileName: 'nodeArch'}
],
constellationConfigSetup: {
configName: 'constellation.config',
folderName: 'Constellation',
localIpAddress : localIpAddress,
localPort : 9000,
remoteIpAddress : remoteIpAddress,
remotePort : 9000,
publicKeyFileName: 'node.pub',
privateKeyFileName: 'node.key',
publicArchKeyFileName: 'nodeArch.pub',
privateArchKeyFileName: 'nodeArch.key',
},
communicationNetwork: communicationNetwork,
"web3IPCHost": './Blockchain/geth.ipc',
"web3RPCProvider": 'http://localhost:20010'
};
newNetworkSetup(result, function(err, res){
if (err) { return onErr(err); }
console.log('[*] New network started');
cb(err, res);
});
}
var quorumNetwork = null;
var communicationNetwork = null;
var localIpAddress = null;
var remoteIpAddress = null;
function mainLoop(){
prompt.start();
if(localIpAddress){
console.log('Please select an option below:');
console.log('1) Start new Quorum network');
console.log('2) Join an existing Quorum network');
console.log('3) killall geth bootnode constellation-node');
console.log('0) Quit');
prompt.get(['option'], function (err, result) {
if (err) { return onErr(err); }
if(result.option == 1){
startCommunicationNetwork(function(err, result){
if (err) { return onErr(err); }
communicationNetwork = Object.assign({}, result);
result = null;
startNewQuorumNetwork(communicationNetwork, function(err, result){
if (err) { return onErr(err); }
quorumNetwork = Object.assign({}, result);
result = null;
mainLoop();
});
});
} else if(result.option == 2){
console.log('In order to join an existing network, '
+ 'please enter the ip address of one of the managing nodes');
prompt.get(['ipAddress'], function (err, network) {
remoteIpAddress = network.ipAddress;
joinCommunicationNetwork(function(err, result){
if (err) { return onErr(err); }
communicationNetwork = Object.assign({}, result);
result = null;
joinQuorumNetwork(communicationNetwork, function(err, result){
if (err) { return onErr(err); }
quorumNetwork = Object.assign({}, result);
result = null;
mainLoop();
});
});
});
} else if(result.option == 3){
killallGethBootnodeConstellationNode(function(err, result){
if (err) { return onErr(err); }
quorumNetwork = null;
communicationNetwork = null;
mainLoop();
});
} else if(result.option == 0){
console.log('Quiting');
return;
} else {
mainLoop();
}
});
} else {
console.log('Welcome! Before we get started, please enter the IP address '
+'other nodes will use to connect to this node.');
prompt.get(['localIpAddress'], function (err, answer) {
localIpAddress = answer.localIpAddress;
mainLoop();
});
}
}
function onErr(err) {
console.log(err);
return 1;
}
mainLoop();