API/api.medcify.app/node_modules/pm2/lib/Common.js
2022-09-26 11:41:44 +05:30

889 lines
25 KiB
JavaScript

/**
* Copyright 2013-2022 the PM2 project authors. All rights reserved.
* Use of this source code is governed by a license that
* can be found in the LICENSE file.
*/
/**
* Common Utilities ONLY USED IN ->CLI<-
*/
var fs = require('fs');
var path = require('path');
var os = require('os');
var util = require('util');
var chalk = require('chalk');
var fclone = require('fclone');
var semver = require('semver');
var dayjs = require('dayjs');
var execSync = require('child_process').execSync;
var isBinary = require('./tools/isbinaryfile.js');
var cst = require('../constants.js');
var extItps = require('./API/interpreter.json');
var Config = require('./tools/Config');
var pkg = require('../package.json');
var which = require('./tools/which.js');
var Common = module.exports;
function homedir() {
var env = process.env;
var home = env.HOME;
var user = env.LOGNAME || env.USER || env.LNAME || env.USERNAME;
if (process.platform === 'win32') {
return env.USERPROFILE || env.HOMEDRIVE + env.HOMEPATH || home || null;
}
if (process.platform === 'darwin') {
return home || (user ? '/Users/' + user : null);
}
if (process.platform === 'linux') {
return home || (process.getuid() === 0 ? '/root' : (user ? '/home/' + user : null));
}
return home || null;
}
function resolveHome(filepath) {
if (filepath[0] === '~') {
return path.join(homedir(), filepath.slice(1));
}
return filepath;
}
Common.determineSilentCLI = function() {
// pm2 should ignore -s --silent -v if they are after '--'
var variadicArgsDashesPos = process.argv.indexOf('--');
var s1opt = process.argv.indexOf('--silent')
var s2opt = process.argv.indexOf('-s')
if (process.env.PM2_SILENT || (variadicArgsDashesPos > -1 &&
(s1opt != -1 && s1opt < variadicArgsDashesPos) &&
(s2opt != -1 != s2opt < variadicArgsDashesPos)) ||
(variadicArgsDashesPos == -1 && (s1opt > -1 || s2opt > -1))) {
for (var key in console){
var code = key.charCodeAt(0);
if (code >= 97 && code <= 122){
console[key] = function(){};
}
}
process.env.PM2_DISCRETE_MODE = true;
}
}
Common.printVersion = function() {
var variadicArgsDashesPos = process.argv.indexOf('--');
if (process.argv.indexOf('-v') > -1 && process.argv.indexOf('-v') < variadicArgsDashesPos) {
console.log(pkg.version);
process.exit(0);
}
}
Common.lockReload = function() {
try {
var t1 = fs.readFileSync(cst.PM2_RELOAD_LOCKFILE).toString();
// Check if content and if time < 30 return locked
// Else if content detected (lock file staled), allow and rewritte
if (t1 && t1 != '') {
var diff = dayjs().diff(parseInt(t1));
if (diff < cst.RELOAD_LOCK_TIMEOUT)
return diff;
}
} catch(e) {}
try {
// Write latest timestamp
fs.writeFileSync(cst.PM2_RELOAD_LOCKFILE, dayjs().valueOf().toString());
return 0;
} catch(e) {
console.error(e.message || e);
}
};
Common.unlockReload = function() {
try {
fs.writeFileSync(cst.PM2_RELOAD_LOCKFILE, '');
} catch(e) {
console.error(e.message || e);
}
};
/**
* Resolve app paths and replace missing values with defaults.
* @method prepareAppConf
* @param app {Object}
* @param {} cwd
* @param {} outputter
* @return app
*/
Common.prepareAppConf = function(opts, app) {
/**
* Minimum validation
*/
if (!app.script)
return new Error('No script path - aborting');
var cwd = null;
if (app.cwd) {
cwd = path.resolve(app.cwd);
process.env.PWD = app.cwd;
}
if (!app.node_args) {
app.node_args = [];
}
if (app.port && app.env) {
app.env.PORT = app.port;
}
// CWD option resolving
cwd && (cwd[0] != '/') && (cwd = path.resolve(process.cwd(), cwd));
cwd = cwd || opts.cwd;
// Full path script resolution
app.pm_exec_path = path.resolve(cwd, app.script);
// If script does not exist after resolution
if (!fs.existsSync(app.pm_exec_path)) {
var ckd;
// Try resolve command available in $PATH
if ((ckd = which(app.script))) {
if (typeof(ckd) !== 'string')
ckd = ckd.toString();
app.pm_exec_path = ckd;
}
else
// Throw critical error
return new Error(`Script not found: ${app.pm_exec_path}`);
}
/**
* Auto detect .map file and enable source map support automatically
*/
if (app.disable_source_map_support != true) {
try {
fs.accessSync(app.pm_exec_path + '.map', fs.R_OK);
app.source_map_support = true;
} catch(e) {}
delete app.disable_source_map_support;
}
delete app.script;
// Set current env by first adding the process environment and then extending/replacing it
// with env specified on command-line or JSON file.
var env = {};
/**
* Do not copy internal pm2 environment variables if acting on process
* is made from a programmatic script started by PM2 or if a pm_id is present in env
*/
if (cst.PM2_PROGRAMMATIC || process.env.pm_id)
Common.safeExtend(env, process.env);
else
env = process.env;
function filterEnv (envObj) {
if (app.filter_env == true)
return {}
if (typeof app.filter_env === 'string') {
delete envObj[app.filter_env]
return envObj
}
var new_env = {};
var allowedKeys = app.filter_env.reduce((acc, current) =>
acc.filter( item => !item.includes(current)), Object.keys(envObj))
allowedKeys.forEach( key => new_env[key] = envObj[key]);
return new_env
}
app.env = [
{}, (app.filter_env && app.filter_env.length > 0) ? filterEnv(process.env) : env, app.env || {}
].reduce(function(e1, e2){
return Object.assign(e1, e2);
});
app.pm_cwd = cwd;
// Interpreter
try {
Common.sink.resolveInterpreter(app);
} catch(e) {
return e
}
// Exec mode and cluster stuff
Common.sink.determineExecMode(app);
/**
* Scary
*/
var formated_app_name = app.name.replace(/[^a-zA-Z0-9\\.\\-]/g, '-');
['log', 'out', 'error', 'pid'].forEach(function(f){
var af = app[f + '_file'], ps, ext = (f == 'pid' ? 'pid':'log'), isStd = !~['log', 'pid'].indexOf(f);
if (af) af = resolveHome(af);
if ((f == 'log' && typeof af == 'boolean' && af) || (f != 'log' && !af)) {
ps = [cst['DEFAULT_' + ext.toUpperCase() + '_PATH'], formated_app_name + (isStd ? '-' + f : '') + '.' + ext];
} else if ((f != 'log' || (f == 'log' && af)) && af !== 'NULL' && af !== '/dev/null') {
ps = [cwd, af];
var dir = path.dirname(path.resolve(cwd, af));
if (!fs.existsSync(dir)) {
Common.printError(cst.PREFIX_MSG_WARNING + 'Folder does not exist: ' + dir);
Common.printOut(cst.PREFIX_MSG + 'Creating folder: ' + dir);
try {
require('mkdirp').sync(dir);
} catch (err) {
Common.printError(cst.PREFIX_MSG_ERR + 'Could not create folder: ' + path.dirname(af));
throw new Error('Could not create folder');
}
}
}
// PM2 paths
if (af !== 'NULL' && af !== '/dev/null') {
ps && (app['pm_' + (isStd ? f.substr(0, 3) + '_' : '') + ext + '_path'] = path.resolve.apply(null, ps));
} else if (path.sep === '\\') {
app['pm_' + (isStd ? f.substr(0, 3) + '_' : '') + ext + '_path'] = '\\\\.\\NUL';
} else {
app['pm_' + (isStd ? f.substr(0, 3) + '_' : '') + ext + '_path'] = '/dev/null';
}
delete app[f + '_file'];
});
return app;
};
/**
* Check if filename is a configuration file
* @param {string} filename
* @return {mixed} null if not conf file, json or yaml if conf
*/
Common.isConfigFile = function (filename) {
if (typeof (filename) !== 'string')
return null;
if (filename.indexOf('.json') !== -1)
return 'json';
if (filename.indexOf('.yml') > -1 || filename.indexOf('.yaml') > -1)
return 'yaml';
if (filename.indexOf('.config.js') !== -1)
return 'js';
if (filename.indexOf('.config.cjs') !== -1)
return 'js';
if (filename.indexOf('.config.mjs') !== -1)
return 'mjs';
return null;
};
/**
* Parses a config file like ecosystem.config.js. Supported formats: JS, JSON, JSON5, YAML.
* @param {string} confString contents of the config file
* @param {string} filename path to the config file
* @return {Object} config object
*/
Common.parseConfig = function(confObj, filename) {
var yamljs = require('yamljs');
var vm = require('vm');
if (!filename ||
filename == 'pipe' ||
filename == 'none' ||
filename.indexOf('.json') > -1) {
var code = '(' + confObj + ')';
var sandbox = {};
return vm.runInThisContext(code, sandbox, {
filename: path.resolve(filename),
displayErrors: false,
timeout: 1000
});
}
else if (filename.indexOf('.yml') > -1 ||
filename.indexOf('.yaml') > -1) {
return yamljs.parse(confObj.toString());
}
else if (filename.indexOf('.config.js') > -1 || filename.indexOf('.config.cjs') > -1 || filename.indexOf('.config.mjs') > -1) {
var confPath = require.resolve(path.resolve(filename));
delete require.cache[confPath];
return require(confPath);
}
};
Common.retErr = function(e) {
if (!e)
return new Error('Unidentified error');
if (e instanceof Error)
return e;
return new Error(e);
}
Common.sink = {};
Common.sink.determineCron = function(app) {
if (app.cron_restart == 0 || app.cron_restart == '0') {
Common.printOut(cst.PREFIX_MSG + 'disabling cron restart');
return
}
if (app.cron_restart) {
const Croner = require('croner');
try {
Common.printOut(cst.PREFIX_MSG + 'cron restart at ' + app.cron_restart);
Croner(app.cron_restart);
} catch(ex) {
return new Error(`Cron pattern error: ${ex.message}`);
}
}
};
/**
* Handle alias (fork <=> fork_mode, cluster <=> cluster_mode)
*/
Common.sink.determineExecMode = function(app) {
if (app.exec_mode)
app.exec_mode = app.exec_mode.replace(/^(fork|cluster)$/, '$1_mode');
/**
* Here we put the default exec mode
*/
if (!app.exec_mode &&
(app.instances >= 1 || app.instances === 0 || app.instances === -1) &&
app.exec_interpreter.indexOf('node') > -1) {
app.exec_mode = 'cluster_mode';
} else if (!app.exec_mode) {
app.exec_mode = 'fork_mode';
}
if (typeof app.instances == 'undefined')
app.instances = 1;
};
var resolveNodeInterpreter = function(app) {
if (app.exec_mode && app.exec_mode.indexOf('cluster') > -1) {
Common.printError(cst.PREFIX_MSG_WARNING + chalk.bold.yellow('Choosing the Node.js version in cluster mode is not supported'));
return false;
}
var nvm_path = cst.IS_WINDOWS ? process.env.NVM_HOME : process.env.NVM_DIR;
if (!nvm_path) {
Common.printError(cst.PREFIX_MSG_ERR + chalk.red('NVM is not available in PATH'));
Common.printError(cst.PREFIX_MSG_ERR + chalk.red('Fallback to node in PATH'));
var msg = cst.IS_WINDOWS
? 'https://github.com/coreybutler/nvm-windows/releases/'
: '$ curl https://raw.githubusercontent.com/creationix/nvm/master/install.sh | bash';
Common.printOut(cst.PREFIX_MSG_ERR + chalk.bold('Install NVM:\n' + msg));
}
else {
var node_version = app.exec_interpreter.split('@')[1];
var path_to_node = cst.IS_WINDOWS
? '/v' + node_version + '/node.exe'
: semver.satisfies(node_version, '>= 0.12.0')
? '/versions/node/v' + node_version + '/bin/node'
: '/v' + node_version + '/bin/node';
var nvm_node_path = path.join(nvm_path, path_to_node);
try {
fs.accessSync(nvm_node_path);
} catch(e) {
Common.printOut(cst.PREFIX_MSG + 'Installing Node v%s', node_version);
var nvm_bin = path.join(nvm_path, 'nvm.' + (cst.IS_WINDOWS ? 'exe' : 'sh'));
var nvm_cmd = cst.IS_WINDOWS
? nvm_bin + ' install ' + node_version
: '. ' + nvm_bin + ' ; nvm install ' + node_version;
Common.printOut(cst.PREFIX_MSG + 'Executing: %s', nvm_cmd);
execSync(nvm_cmd, {
cwd: path.resolve(process.cwd()),
env: process.env,
maxBuffer: 20 * 1024 * 1024
});
// in order to support both arch, nvm for Windows renames 'node.exe' to:
// 'node32.exe' for x32 arch
// 'node64.exe' for x64 arch
if (cst.IS_WINDOWS)
nvm_node_path = nvm_node_path.replace(/node/, 'node' + process.arch.slice(1))
}
Common.printOut(cst.PREFIX_MSG + chalk.green.bold('Setting Node to v%s (path=%s)'),
node_version,
nvm_node_path);
app.exec_interpreter = nvm_node_path;
}
};
/**
* Resolve interpreter
*/
Common.sink.resolveInterpreter = function(app) {
var noInterpreter = !app.exec_interpreter;
var extName = path.extname(app.pm_exec_path);
var betterInterpreter = extItps[extName];
// No interpreter defined and correspondance in schema hashmap
if (noInterpreter && betterInterpreter) {
app.exec_interpreter = betterInterpreter;
}
// Else if no Interpreter detect if process is binary
else if (noInterpreter)
app.exec_interpreter = isBinary(app.pm_exec_path) ? 'none' : 'node';
else if (app.exec_interpreter.indexOf('node@') > -1)
resolveNodeInterpreter(app);
if (app.exec_interpreter.indexOf('python') > -1)
app.env.PYTHONUNBUFFERED = '1'
/**
* Specific installed JS transpilers
*/
if (app.exec_interpreter == 'ts-node') {
app.exec_interpreter = path.resolve(__dirname, '../node_modules/.bin/ts-node');
}
if (app.exec_interpreter == 'lsc') {
app.exec_interpreter = path.resolve(__dirname, '../node_modules/.bin/lsc');
}
if (app.exec_interpreter == 'coffee') {
app.exec_interpreter = path.resolve(__dirname, '../node_modules/.bin/coffee');
}
if (app.exec_interpreter != 'none' && which(app.exec_interpreter) == null) {
// If node is not present
if (app.exec_interpreter == 'node') {
Common.warn(`Using builtin node.js version on version ${process.version}`)
app.exec_interpreter = cst.BUILTIN_NODE_PATH
}
else
throw new Error(`Interpreter ${app.exec_interpreter} is NOT AVAILABLE in PATH. (type 'which ${app.exec_interpreter}' to double check.)`)
}
return app;
};
Common.deepCopy = Common.serialize = Common.clone = function(obj) {
if (obj === null || obj === undefined) return {};
return fclone(obj);
};
Common.errMod = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
if (msg instanceof Error)
return console.error(msg.message);
return console.error(`${cst.PREFIX_MSG_MOD_ERR}${msg}`);
}
Common.err = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
if (msg instanceof Error)
return console.error(`${cst.PREFIX_MSG_ERR}${msg.message}`);
return console.error(`${cst.PREFIX_MSG_ERR}${msg}`);
}
Common.printError = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
if (msg instanceof Error)
return console.error(msg.message);
return console.error.apply(console, arguments);
};
Common.log = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
return console.log(`${cst.PREFIX_MSG}${msg}`);
}
Common.info = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
return console.log(`${cst.PREFIX_MSG_INFO}${msg}`);
}
Common.warn = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
return console.log(`${cst.PREFIX_MSG_WARNING}${msg}`);
}
Common.logMod = function(msg) {
if (process.env.PM2_SILENT || process.env.PM2_PROGRAMMATIC === 'true') return false;
return console.log(`${cst.PREFIX_MSG_MOD}${msg}`);
}
Common.printOut = function() {
if (process.env.PM2_SILENT === 'true' || process.env.PM2_PROGRAMMATIC === 'true') return false;
return console.log.apply(console, arguments);
};
/**
* Raw extend
*/
Common.extend = function(destination, source) {
if (typeof destination !== 'object') {
destination = {};
}
if (!source || typeof source !== 'object') {
return destination;
}
Object.keys(source).forEach(function(new_key) {
if (source[new_key] != '[object Object]')
destination[new_key] = source[new_key];
});
return destination;
};
/**
* This is useful when starting script programmatically
*/
Common.safeExtend = function(origin, add){
if (!add || typeof add != 'object') return origin;
//Ignore PM2's set environment variables from the nested env
var keysToIgnore = ['name', 'exec_mode', 'env', 'args', 'pm_cwd', 'exec_interpreter', 'pm_exec_path', 'node_args', 'pm_out_log_path', 'pm_err_log_path', 'pm_pid_path', 'pm_id', 'status', 'pm_uptime', 'created_at', 'windowsHide', 'username', 'merge_logs', 'kill_retry_time', 'prev_restart_delay', 'instance_var', 'unstable_restarts', 'restart_time', 'axm_actions', 'pmx_module', 'command', 'watch', 'filter_env', 'versioning', 'vizion_runing', 'MODULE_DEBUG', 'pmx', 'axm_options', 'created_at', 'watch', 'vizion', 'axm_dynamic', 'axm_monitor', 'instances', 'automation', 'autorestart', 'unstable_restart', 'treekill', 'exit_code', 'vizion'];
var keys = Object.keys(add);
var i = keys.length;
while (i--) {
//Only copy stuff into the env that we don't have already.
if(keysToIgnore.indexOf(keys[i]) == -1 && add[keys[i]] != '[object Object]')
origin[keys[i]] = add[keys[i]];
}
return origin;
};
/**
* Extend the app.env object of with the properties taken from the
* app.env_[envName] and deploy configuration.
* Also update current json attributes
*
* Used only for Configuration file processing
*
* @param {Object} app The app object.
* @param {string} envName The given environment name.
* @param {Object} deployConf Deployment configuration object (from JSON file or whatever).
* @returns {Object} The app.env variables object.
*/
Common.mergeEnvironmentVariables = function(app_env, env_name, deploy_conf) {
var app = fclone(app_env);
var new_conf = {
env : {}
}
// Stringify possible object
for (var key in app.env) {
if (typeof app.env[key] == 'object') {
app.env[key] = JSON.stringify(app.env[key]);
}
}
/**
* Extra configuration update
*/
Object.assign(new_conf, app);
if (env_name) {
// First merge variables from deploy.production.env object as least priority.
if (deploy_conf && deploy_conf[env_name] && deploy_conf[env_name]['env']) {
Object.assign(new_conf.env, deploy_conf[env_name]['env']);
}
Object.assign(new_conf.env, app.env);
// Then, last and highest priority, merge the app.env_production object.
if ('env_' + env_name in app) {
Object.assign(new_conf.env, app['env_' + env_name]);
}
else {
Common.printOut(cst.PREFIX_MSG_WARNING + chalk.bold('Environment [%s] is not defined in process file'), env_name);
}
}
delete new_conf.exec_mode
var res = {
current_conf: {}
}
Object.assign(res, new_conf.env);
Object.assign(res.current_conf, new_conf);
// #2541 force resolution of node interpreter
if (app.exec_interpreter &&
app.exec_interpreter.indexOf('@') > -1) {
resolveNodeInterpreter(app);
res.current_conf.exec_interpreter = app.exec_interpreter
}
return res
}
/**
* This function will resolve paths, option and environment
* CALLED before 'prepare' God call (=> PROCESS INITIALIZATION)
* @method resolveAppAttributes
* @param {Object} opts
* @param {Object} opts.cwd
* @param {Object} opts.pm2_home
* @param {Object} appConf application configuration
* @return app
*/
Common.resolveAppAttributes = function(opts, conf) {
var conf_copy = fclone(conf);
var app = Common.prepareAppConf(opts, conf_copy);
if (app instanceof Error) {
throw new Error(app.message);
}
return app;
}
/**
* Verify configurations
* Called on EVERY Operation (start/restart/reload/stop...)
* @param {Array} appConfs
* @returns {Array}
*/
Common.verifyConfs = function(appConfs) {
if (!appConfs || appConfs.length == 0) {
return [];
}
// Make sure it is an Array.
appConfs = [].concat(appConfs);
var verifiedConf = [];
for (var i = 0; i < appConfs.length; i++) {
var app = appConfs[i];
if (app.exec_mode)
app.exec_mode = app.exec_mode.replace(/^(fork|cluster)$/, '$1_mode');
// JSON conf: alias cmd to script
if (app.cmd && !app.script) {
app.script = app.cmd
delete app.cmd
}
// JSON conf: alias command to script
if (app.command && !app.script) {
app.script = app.command
delete app.command
}
if (!app.env) {
app.env = {}
}
// Render an app name if not existing.
Common.renderApplicationName(app);
if (app.execute_command == true) {
app.exec_mode = 'fork'
delete app.execute_command
}
app.username = Common.getCurrentUsername();
/**
* If command is like pm2 start "python xx.py --ok"
* Then automatically start the script with bash -c and set a name eq to command
*/
if (app.script && app.script.indexOf(' ') > -1 && cst.IS_WINDOWS === false) {
var _script = app.script;
if (which('bash')) {
app.script = 'bash';
app.args = ['-c', _script];
if (!app.name) {
app.name = _script
}
}
else if (which('sh')) {
app.script = 'sh';
app.args = ['-c', _script];
if (!app.name) {
app.name = _script
}
}
else {
warn('bash or sh not available in $PATH, keeping script as is')
}
}
/**
* Add log_date_format by default
*/
if (app.time || process.env.ASZ_MODE) {
app.log_date_format = 'YYYY-MM-DDTHH:mm:ss'
}
/**
* Checks + Resolve UID/GID
* comes from pm2 --uid <> --gid <> or --user
*/
if (app.uid || app.gid || app.user) {
// 1/ Check if windows
if (cst.IS_WINDOWS === true) {
Common.printError(cst.PREFIX_MSG_ERR + '--uid and --git does not works on windows');
return new Error('--uid and --git does not works on windows');
}
// 2/ Verify that user is root (todo: verify if other has right)
if (process.env.NODE_ENV != 'test' && process.getuid && process.getuid() !== 0) {
Common.printError(cst.PREFIX_MSG_ERR + 'To use --uid and --gid please run pm2 as root');
return new Error('To use UID and GID please run PM2 as root');
}
// 3/ Resolve user info via /etc/password
var passwd = require('./tools/passwd.js')
var users
try {
users = passwd.getUsers()
} catch(e) {
Common.printError(e);
return new Error(e);
}
var user_info = users[app.uid || app.user]
if (!user_info) {
Common.printError(`${cst.PREFIX_MSG_ERR} User ${app.uid || app.user} cannot be found`);
return new Error(`${cst.PREFIX_MSG_ERR} User ${app.uid || app.user} cannot be found`);
}
app.env.HOME = user_info.homedir
app.uid = parseInt(user_info.userId)
// 4/ Resolve group id if gid is specified
if (app.gid) {
var groups
try {
groups = passwd.getGroups()
} catch(e) {
Common.printError(e);
return new Error(e);
}
var group_info = groups[app.gid]
if (!group_info) {
Common.printError(`${cst.PREFIX_MSG_ERR} Group ${app.gid} cannot be found`);
return new Error(`${cst.PREFIX_MSG_ERR} Group ${app.gid} cannot be found`);
}
app.gid = parseInt(group_info.id)
} else {
app.gid = parseInt(user_info.groupId)
}
}
/**
* Specific options of PM2.io
*/
if (process.env.PM2_DEEP_MONITORING) {
app.deep_monitoring = true;
}
if (app.automation == false) {
app.pmx = false;
}
if (app.disable_trace) {
app.trace = false
delete app.disable_trace;
}
/**
* Instances params
*/
if (app.instances == 'max') {
app.instances = 0;
}
if (typeof(app.instances) === 'string') {
app.instances = parseInt(app.instances) || 0;
}
if (app.exec_mode != 'cluster_mode' &&
!app.instances &&
typeof(app.merge_logs) == 'undefined') {
app.merge_logs = true;
}
var ret;
if (app.cron_restart) {
if ((ret = Common.sink.determineCron(app)) instanceof Error)
return ret;
}
/**
* Now validation configuration
*/
var ret = Config.validateJSON(app);
if (ret.errors && ret.errors.length > 0){
ret.errors.forEach(function(err) { warn(err) });
return new Error(ret.errors);
}
verifiedConf.push(ret.config);
}
return verifiedConf;
}
/**
* Get current username
* Called on EVERY starting app
*
* @returns {String}
*/
Common.getCurrentUsername = function(){
var current_user = '';
if (os.userInfo) {
try {
current_user = os.userInfo().username;
} catch (err) {
// For the case of unhandled error for uv_os_get_passwd
// https://github.com/Unitech/pm2/issues/3184
}
}
if(current_user === '') {
current_user = process.env.USER || process.env.LNAME || process.env.USERNAME || process.env.SUDO_USER || process.env.C9_USER || process.env.LOGNAME;
}
return current_user;
}
/**
* Render an app name if not existing.
* @param {Object} conf
*/
Common.renderApplicationName = function(conf){
if (!conf.name && conf.script){
conf.name = conf.script !== undefined ? path.basename(conf.script) : 'undefined';
var lastDot = conf.name.lastIndexOf('.');
if (lastDot > 0){
conf.name = conf.name.slice(0, lastDot);
}
}
}
/**
* Show warnings
* @param {String} warning
*/
function warn(warning){
Common.printOut(cst.PREFIX_MSG_WARNING + warning);
}