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Merge pull request #135 from braydonf/cli
CLI and Module Architecture
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,175 +1,6 @@ | ||
| 'use strict'; | ||
|
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| var BitcoinNode = require('..').Node; | ||
| var chainlib = require('chainlib'); | ||
| var socketio = require('socket.io'); | ||
| var log = chainlib.log; | ||
| log.debug = function() {}; | ||
| var start = require('../lib/scaffold/start'); | ||
| var defaultConfig = require('../lib/scaffold/default-config'); | ||
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| var configuration = { | ||
| datadir: process.env.BITCORENODE_DIR || '~/.bitcoin', | ||
| network: process.env.BITCORENODE_NETWORK || 'livenet', | ||
| port: 3000 | ||
| }; | ||
|
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| var node = new BitcoinNode(configuration); | ||
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| var count = 0; | ||
| var interval = false; | ||
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| function logSyncStatus() { | ||
| log.info('Sync Status: Tip:', node.chain.tip.hash, 'Height:', node.chain.tip.__height, 'Rate:', count/10, 'blocks per second'); | ||
| } | ||
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| node.on('synced', function() { | ||
| // Stop logging of sync status | ||
| clearInterval(interval); | ||
| interval = false; | ||
| logSyncStatus(); | ||
| }); | ||
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| node.on('ready', function() { | ||
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| var io = socketio(configuration.port); | ||
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| io.on('connection', function(socket) { | ||
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| var bus = node.openBus(); | ||
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| var methods = node.getAllAPIMethods(); | ||
| var methodsMap = {}; | ||
|
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| methods.forEach(function(data) { | ||
| var name = data[0]; | ||
| var instance = data[1]; | ||
| var method = data[2]; | ||
| var args = data[3]; | ||
| methodsMap[name] = { | ||
| fn: function() { | ||
| return method.apply(instance, arguments); | ||
| }, | ||
| args: args | ||
| }; | ||
| }); | ||
|
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| socket.on('message', function(message, socketCallback) { | ||
| if (methodsMap[message.method]) { | ||
| var params = message.params; | ||
|
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| if(!params || !params.length) { | ||
| params = []; | ||
| } | ||
|
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| if(params.length !== methodsMap[message.method].args) { | ||
| return socketCallback({ | ||
| error: { | ||
| message: 'Expected ' + methodsMap[message.method].args + ' parameters' | ||
| } | ||
| }); | ||
| } | ||
|
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| var callback = function(err, result) { | ||
| var response = {}; | ||
| if(err) { | ||
| response.error = { | ||
| message: err.toString() | ||
| }; | ||
| } | ||
|
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| if(result) { | ||
| response.result = result; | ||
| } | ||
|
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| socketCallback(response); | ||
| }; | ||
|
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| params = params.concat(callback); | ||
| methodsMap[message.method].fn.apply(this, params); | ||
| } else { | ||
| socketCallback({ | ||
| error: { | ||
| message: 'Method Not Found' | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
|
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| socket.on('subscribe', function(name, params) { | ||
| bus.subscribe(name, params); | ||
| }); | ||
|
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| socket.on('unsubscribe', function(name, params) { | ||
| bus.unsubscribe(name, params); | ||
| }); | ||
|
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| var events = node.getAllPublishEvents(); | ||
|
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| events.forEach(function(event) { | ||
| bus.on(event.name, function() { | ||
| if(socket.connected) { | ||
| var results = []; | ||
|
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| for(var i = 0; i < arguments.length; i++) { | ||
| results.push(arguments[i]); | ||
| } | ||
|
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| var params = [event.name].concat(results); | ||
| socket.emit.apply(socket, params); | ||
| } | ||
| }); | ||
| }); | ||
|
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| socket.on('disconnect', function() { | ||
| bus.close(); | ||
| }); | ||
|
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| }); | ||
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| }); | ||
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| node.on('error', function(err) { | ||
| log.error(err); | ||
| }); | ||
|
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| node.chain.on('addblock', function(block) { | ||
| count++; | ||
| // Initialize logging if not already instantiated | ||
| if (!interval) { | ||
| interval = setInterval(function() { | ||
| logSyncStatus(); | ||
| count = 0; | ||
| }, 10000); | ||
| } | ||
| }); | ||
|
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| node.on('stopping', function() { | ||
| clearInterval(interval); | ||
| }); | ||
|
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| function exitHandler(options, err) { | ||
| if (err) { | ||
| log.error('uncaught exception:', err); | ||
| if(err.stack) { | ||
| console.log(err.stack); | ||
| } | ||
| process.exit(-1); | ||
| } | ||
| if (options.sigint) { | ||
| node.stop(function(err) { | ||
| if(err) { | ||
| log.error('Failed to stop services: ' + err); | ||
| return process.exit(1); | ||
| } | ||
|
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| log.info('Halted'); | ||
| process.exit(0); | ||
| }); | ||
| } | ||
| } | ||
|
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| //catches uncaught exceptions | ||
|
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| process.on('uncaughtException', exitHandler.bind(null, {exit:true})); | ||
| //catches ctrl+c event | ||
| process.on('SIGINT', exitHandler.bind(null, {sigint:true})); | ||
| start(defaultConfig()); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| #!/usr/bin/env node | ||
|
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| 'use strict'; | ||
|
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| var program = require('commander'); | ||
| var version = require(__dirname + '/../package.json').version; | ||
| var bitcore = require('bitcore'); | ||
| var $ = bitcore.util.preconditions; | ||
| var path = require('path'); | ||
| var create = require('../lib/scaffold/create'); | ||
| var add = require('../lib/scaffold/add'); | ||
| var start = require('../lib/scaffold/start'); | ||
| var findConfig = require('../lib/scaffold/find-config'); | ||
| var defaultConfig = require('../lib/scaffold/default-config'); | ||
|
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| program | ||
| .version(version); | ||
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| program | ||
| .command('create <directory> [name]') | ||
| .description('Create a new node') | ||
| .option('-d, --datadir <dir>', 'Specify the bitcoin database directory') | ||
| .action(function(dirname, name, cmd){ | ||
| if (cmd.datadir) { | ||
| cmd.datadir = path.resolve(process.cwd(), cmd.datadir); | ||
| } | ||
| var opts = { | ||
| cwd: process.cwd(), | ||
| dirname: dirname, | ||
| name: name, | ||
| datadir: cmd.datadir || './data', | ||
| isGlobal: false | ||
| }; | ||
| create(opts, function(err) { | ||
| if (err) { | ||
| throw err; | ||
| } | ||
| console.log('Successfully created node in directory: ', dirname); | ||
| }); | ||
| }); | ||
|
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| program | ||
| .command('start') | ||
| .description('Start the current node') | ||
| .option('-c, --config <dir>', 'Specify the directory with Bitcore Node configuration') | ||
| .action(function(cmd){ | ||
| if (cmd.config) { | ||
| cmd.config = path.resolve(process.cwd(), cmd.config); | ||
| } | ||
| var configInfo = findConfig(cmd.config || process.cwd()); | ||
| if (!configInfo) { | ||
| configInfo = defaultConfig(); | ||
| } | ||
| start(configInfo); | ||
| }); | ||
|
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| program | ||
| .command('add <modules...>') | ||
| .alias('install') | ||
| .description('Install a module for the current node') | ||
| .action(function(modules){ | ||
| var configInfo = findConfig(process.cwd()); | ||
| if (!configInfo) { | ||
| throw new Error('Could not find configuration, see `bitcore-node create --help`'); | ||
| } | ||
| var opts = { | ||
| path: configInfo.path, | ||
| modules: modules | ||
| }; | ||
| add(opts, function() { | ||
| console.log('Successfully added modules: ', modules.join(', ')); | ||
| }); | ||
| }).on('--help', function() { | ||
| console.log(' Examples:'); | ||
| console.log(); | ||
| console.log(' $ bitcore-node add wallet-service'); | ||
| console.log(' $ bitcore-node add insight-api'); | ||
| console.log(); | ||
| }); | ||
|
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| program.parse(process.argv); | ||
|
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| if (process.argv.length === 2) { | ||
| program.help(); | ||
| } |
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