252 lines
11 KiB
JavaScript
252 lines
11 KiB
JavaScript
/* jshint -W097 */
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/* jshint strict: false */
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/*jslint node: true */
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'use strict';
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var winston = require('winston');
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var DailyRotateFile = require('winston-daily-rotate-file');
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var fs = require('fs');
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var path = require('path');
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var os = require('os');
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var tools = require(__dirname + '/tools.js');
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var SysLog;
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var hostname = tools.getHostName();
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try {
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SysLog = require('winston-syslog').Syslog;
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} catch (ex) {
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//console.log('No syslog support');
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}
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var logger = function (level, files, noStdout, prefix) {
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var userOptions = {};
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var options = {
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transports: []
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};
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//var defaultMaxSize;// = 10 * 1024 * 1024;
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if (typeof files === 'string') {
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files = [files];
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}
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files = files || [];
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var isNpm = (__dirname.replace(/\\/g, '/').toLowerCase().indexOf('node_modules/' + tools.appName.toLowerCase() + '.js-controller') !== -1);
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if (typeof level === 'object') {
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userOptions = Object.assign({}, level);
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level = userOptions.level;
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prefix = userOptions.prefix;
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noStdout = userOptions.noStdout;
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if (userOptions.prefix !== undefined) delete userOptions.prefix;
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if (userOptions.transport) {
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var fName = 0;
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for (var f in userOptions.transport) {
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if (!userOptions.transport.hasOwnProperty(f)) continue;
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if (userOptions.transport[f].type === 'file' && userOptions.transport[f].enabled !== false) {
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userOptions.transport[f].filename = userOptions.transport[f].filename || 'log/' + tools.appName;
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if (!userOptions.transport[f].fileext && userOptions.transport[f].filename.indexOf('.log') === -1) {
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userOptions.transport[f].fileext = '.log';
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}
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if (!fName) userOptions.transport[f].systemLog = true;
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userOptions.transport[f].handleExceptions = false;
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userOptions.transport[f].name = !fName ? tools.appName : 'dailyRotateFile' + fName;
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fName++;
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userOptions.transport[f].filename = userOptions.transport[f].filename.replace(/\\/g, '/');
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if (userOptions.transport[f].filename.match(/^\w:\/|^\//)) {
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userOptions.transport[f].filename = path.normalize(userOptions.transport[f].filename);
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} else {
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userOptions.transport[f].filename = path.normalize(__dirname + (isNpm ? '/../../../' : '/../') + userOptions.transport[f].filename);
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}
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userOptions.transport[f].label = prefix || '';
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userOptions.transport[f].level = userOptions.transport[f].level || level;
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userOptions.transport[f].json = (userOptions.transport[f].json !== undefined) ? userOptions.transport[f].json : false;
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userOptions.transport[f].silent = (userOptions.transport[f].silent !== undefined) ? userOptions.transport[f].silent : false;
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userOptions.transport[f].colorize = (userOptions.transport[f].colorize !== undefined) ? userOptions.transport[f].colorize : ((userOptions.colorize === undefined) ? true : userOptions.colorize);
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userOptions.transport[f].localTime = (userOptions.transport[f].localTime !== undefined) ? userOptions.transport[f].localTime : ((userOptions.localTime === undefined) ? true : userOptions.localTime);
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// userOptions.transport[f].maxsize = (userOptions.transport[f].maxsize !== undefined) ? userOptions.transport[f].maxsize : defaultMaxSize;
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userOptions.transport[f].timestamp = timestamp;
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userOptions.transport[f].datePattern = '.yyyy-MM-dd' + (userOptions.transport[f].fileext || '');
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/*userOptions.transport[f].logException = function (message, info, next, err) {
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console.error(message);
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};*/
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var _log = new DailyRotateFile(userOptions.transport[f]);
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options.transports.push(_log);
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} else if (userOptions.transport[f].type === 'syslog' && userOptions.transport[f].enabled !== false) {
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if (!SysLog) {
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console.error('Syslog configured, but not installed!');
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continue;
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}
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// host: The host running syslogd, defaults to localhost.
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// port: The port on the host that syslog is running on, defaults to syslogd's default port.
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// protocol: The network protocol to log over (e.g. tcp4, udp4, unix, unix-connect, etc).
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// path: The path to the syslog dgram socket (i.e. /dev/log or /var/run/syslog for OS X).
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// pid: PID of the process that log messages are coming from (Default process.pid).
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// facility: Syslog facility to use (Default: local0).
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// localhost: Host to indicate that log messages are coming from (Default: localhost).
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// sysLogType: The type of the syslog protocol to use (Default: BSD).
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// app_name: The name of the application (Default: process.title).
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// eol: The end of line character to be added to the end of the message (Default: Message without modifications).
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// replace the used by syslog attribute "type" with own "sysLogType"
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// If no name defined, use hostname as name
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userOptions.transport[f].localhost = userOptions.transport[f].localhost || hostname;
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if (userOptions.transport[f].sysLogType) {
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userOptions.transport[f].type = userOptions.transport[f].sysLogType;
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delete userOptions.transport[f].sysLogType;
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} else {
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delete userOptions.transport[f].type;
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}
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try {
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options.transports.push(new SysLog(userOptions.transport[f]));
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} catch (err) {
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console.log('Cannot activate syslog: ' + err);
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}
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}
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}
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}
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} else {
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for (var i = 0; i < files.length; i++) {
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var opt = {
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name: !i ? tools.appName : 'dailyRotateFile' + i,
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filename: path.normalize(isNpm ? __dirname + '/../../../log/' + files[i] : __dirname + '/../log/' + files[i]),
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datePattern: '.yyyy-MM-dd.log',
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json: false, // If true, messages will be logged as JSON (default true).
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level: level,
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silent: false,
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localTime: true,
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colorize: (userOptions.colorize === undefined) ? true : userOptions.colorize,
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timestamp: timestamp,
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label: prefix || '',
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handleExceptions: false
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//maxsize: defaultMaxSize
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};
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options.transports.push(new DailyRotateFile(opt));
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}
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}
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if (!noStdout) {
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options.transports.push(new winston.transports.Console({
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level: level,
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silent: false,
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colorize: (userOptions.colorize === undefined) ? true : userOptions.colorize,
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timestamp: timestamp,
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label: prefix || ''
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}));
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}
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var log = new winston.Logger(options);
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log.getFileName = function () {
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if (this.transports && this.transports[tools.appName]) {
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if (this.transports[tools.appName].filename) {
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return this.transports[tools.appName].dirname + '/' + this.transports[tools.appName].filename;
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} else if (this.transports[tools.appName]._getFilename) {
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return this.transports[tools.appName].dirname + '/' + this.transports[tools.appName]._getFilename();
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} else {
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return '';
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}
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} else {
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return '';
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}
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};
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log.activateDateChecker = function (isEnabled, daysCount) {
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if (!isEnabled && this._fileChecker) {
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clearInterval(this._fileChecker);
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} else if (isEnabled && !this._fileChecker) {
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if (!daysCount) daysCount = 3;
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// Check every hour
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this._fileChecker = setInterval(function () {
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if (this.transports[tools.appName] && fs.existsSync(this.transports[tools.appName].dirname)) {
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var files = fs.readdirSync(this.transports[tools.appName].dirname);
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var for3days = new Date();
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for3days.setDate(for3days.getDate() - daysCount);
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for (var i = 0; i < files.length; i++) {
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var match = files[i].match(/.+\.(\d+-\d+-\d+)/);
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if (match) {
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var date = new Date(match[1]);
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if (date < for3days) {
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// delete file
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try {
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this.transports[tools.appName].log('info', 'host.' + hostname + ' Delete log file ' + files[i]);
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fs.unlinkSync(this.transports[tools.appName].dirname + '/' + files[i]);
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} catch (e) {
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// there is a bug under windows, that file stays opened and cannot be deleted
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this.log(os.platform().match(/^win/) ? 'info' : 'error', 'host.' + hostname + ' Cannot delete file "' + path.normalize(this.transports[tools.appName].dirname + '/' + files[i]) + '": ' + e);
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}
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}
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}
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}
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}
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}.bind(this), 3600000); // every hour
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}
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};
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winston.unhandleExceptions();
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return log;
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};
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function timestamp() {
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var ts = new Date();
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var result = ts.getFullYear() + '-';
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/** @type {number | string} */
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var value = ts.getMonth() + 1;
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if (value < 10) value = '0' + value;
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result += value + '-';
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value = ts.getDate();
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if (value < 10) value = '0' + value;
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result += value + ' ';
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value = ts.getHours();
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if (value < 10) value = '0' + value;
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result += value + ':';
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value = ts.getMinutes();
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if (value < 10) value = '0' + value;
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result += value + ':';
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value = ts.getSeconds();
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if (value < 10) value = '0' + value;
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result += value + '.';
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value = ts.getMilliseconds();
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if (value < 10) {
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value = '00' + value;
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} else
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if (value < 100) {
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value = '0' + value;
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}
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result += value + ' ';
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return result;
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}
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module.exports = logger;
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