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Direktori : /lib/node_modules/pm2/node_modules/pm2-deploy/ |
Current File : //lib/node_modules/pm2/node_modules/pm2-deploy/deploy.js |
'use strict'; // eslint-disable-next-line camelcase var child_process = require('child_process'); var format = require('util').format; var path = require('path'); var series = require('run-series'); var tv4 = require('tv4'); var schema = { type: 'object', properties: { user: { type: 'string', minLength: 1 }, host: { type: ['string', 'array'] }, repo: { type: 'string' }, path: { type: 'string' }, ref: { type: 'string' }, fetch: { type: 'string' }, }, required: ['host', 'repo', 'path', 'ref'], }; /** * Spawn a modified version of visionmedia/deploy * @private * @param {object} config config to be piped to deploy * @param {array} args custom deploy command-line arguments * @param {DeployCallback} cb done callback */ function spawn(config, args, cb) { var cmd = format('echo \'%j\' | "%s"', config, require.resolve('./deploy')); args = args || []; if (args.length > 0) { var cmdArgs = args.map(function (arg) { return format('"%s"', arg); }).join(' '); cmd = [cmd, cmdArgs].join(' '); } var proc = child_process.spawn('sh', ['-c', cmd], { stdio: 'inherit' }); var error; proc.on('error', function (err) { error = err; }); proc.on('close', function (code) { if (code === 0) return cb(null, args); error = error || new Error(format('Deploy failed with exit code: %s', code)); error.code = code; return cb(error); }); } function clone(obj) { return JSON.parse(JSON.stringify(obj)); } function castArray(arg) { return Array.isArray(arg) ? arg : [arg]; } /** * Deploy to a single environment * @param {object} deployConfig object containing deploy configs for all environments * @param {string} env the name of the environment to deploy to * @param {array} args custom deploy command-line arguments * @param {DeployCallback} cb done callback * @returns {boolean} return value is always `false` */ function deployForEnv(deployConfig, env, args, cb) { if (!deployConfig[env]) { return cb(new Error(format('%s not defined in deploy section', env))); } var envConfig = clone(deployConfig[env]); if (envConfig.ssh_options) { envConfig.ssh_options = castArray(envConfig.ssh_options).map(function (option) { return format('-o %s', option); }).join(' '); } var result = tv4.validateResult(envConfig, schema); if (!result.valid) { return cb(result.error); } if (process.env.NODE_ENV !== 'test') { console.log('--> Deploying to %s environment', env); } if (process.platform !== 'win32') { envConfig.path = path.resolve(envConfig.path); } var hosts = castArray(envConfig.host); var jobs = hosts.map(function (host) { return function job(done) { if (process.env.NODE_ENV !== 'test') { console.log('--> on host %s', host.host ? host.host : host); } var config = clone(envConfig); config.host = host; config['post-deploy'] = prependEnv(config['post-deploy'], config.env); spawn(config, args, done); }; }); series(jobs, function (err, result) { result = Array.isArray(envConfig.host) ? result : result[0]; cb(err, result); }); return false; } function envToString(env) { env = env || {}; return Object.keys(env).map(function (name) { return format('%s=%s', name.toUpperCase(), env[name]); }).join(' '); } /** * Prepend command with environment variables * @private * @param {string} cmd command * @param {object} env object containing environment variables * @returns {string} concatenated shell command */ function prependEnv(cmd, env) { const envVars = envToString(env); if (!envVars) return cmd; if (!cmd) return format('export %s', envVars); return format('export %s && %s', envVars, cmd); } module.exports = { deployForEnv: deployForEnv, }; /** * @callback DeployCallback * @param {Error} error deployment error * @param {array} args custom command-line arguments provided to deploy */