mirror of
https://git.stamm.me/OpenServer/NodeLogging.git
synced 2024-09-28 04:17:37 +00:00
397 lines
12 KiB
JavaScript
397 lines
12 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const util = require("util");
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const fs = require("fs");
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const events_1 = require("events");
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const path = require("path");
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const lock_1 = require("./lock");
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exports.Colors = {
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Reset: "\x1b[0m",
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Bright: "\x1b[1m",
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Dim: "\x1b[2m",
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Underscore: "\x1b[4m",
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Blink: "\x1b[5m",
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Reverse: "\x1b[7m",
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Hidden: "\x1b[8m",
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FgBlack: "\x1b[30m",
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FgRed: "\x1b[31m",
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FgGreen: "\x1b[32m",
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FgYellow: "\x1b[33m",
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FgBlue: "\x1b[34m",
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FgMagenta: "\x1b[35m",
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FgCyan: "\x1b[36m",
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FgWhite: "\x1b[37m",
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BgBlack: "\x1b[40m",
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BgRed: "\x1b[41m",
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BgGreen: "\x1b[42m",
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BgYellow: "\x1b[43m",
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BgBlue: "\x1b[44m",
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BgMagenta: "\x1b[45m",
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BgCyan: "\x1b[46m",
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BgWhite: "\x1b[47m"
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};
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const maxFileSize = 500000000;
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const OriginalErrorStackFunction = Error.prototype.prepareStackTrace;
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class LoggingFiles {
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constructor(file) {
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this.size = 0;
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this.stream = undefined;
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this.lock = new lock_1.default();
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this.queue = [];
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this.file = path.resolve(file);
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this.init();
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}
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static getFile(filename) {
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filename = path.resolve(filename);
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let file = this.files.find(e => e.file === filename);
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if (!file) {
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file = new LoggingFiles(filename);
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this.files.push(file);
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}
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return file;
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}
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async awaitinit() {
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(await this.lock.getLock()).release();
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}
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async init() {
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let lock = await this.lock.getLock();
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await this.initializeFile();
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lock.release();
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this.checkQueue();
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}
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async initializeFile(new_file = false) {
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try {
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if (this.stream) {
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this.stream.close();
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}
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const folder = path.dirname(this.file);
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if (folder) {
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if (!await fsExists(folder)) {
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await fsMkDir(folder).catch(() => { }); //Could happen, if two seperate instances want to create the same folder so ignoring
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}
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}
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let size = 0;
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if (await fsExists(this.file)) {
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let stats = await fsStat(this.file);
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if (new_file || stats.size >= maxFileSize) {
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if (await fsExists(this.file + ".old"))
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await fsUnlink(this.file + ".old");
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await fsMove(this.file, this.file + ".old");
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}
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else {
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size = stats.size;
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}
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}
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this.stream = fs.createWriteStream(this.file, { flags: "a" });
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this.size = size;
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}
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catch (e) {
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console.log(e);
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//ToDo is this the right behavior?
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process.exit(1);
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}
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}
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async checkQueue() {
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if (this.lock.locked)
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return;
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let lock = await this.lock.getLock();
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let msg;
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while (msg = this.queue.shift()) {
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await this.write_to_file(msg);
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}
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lock.release();
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}
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async write_to_file(data) {
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try {
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if (data.byteLength < maxFileSize && this.size + data.byteLength > maxFileSize) {
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await this.initializeFile(true);
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}
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this.size += data.byteLength;
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this.stream.write(data);
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}
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catch (err) {
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console.error(err);
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this.initializeFile(false);
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this.write_to_file(data);
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}
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}
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write(data) {
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this.queue.push(data);
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this.checkQueue();
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}
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}
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LoggingFiles.files = [];
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class LoggingBase {
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constructor(options) {
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this.events = new events_1.EventEmitter();
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let opt;
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if (!options)
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opt = {};
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else if (typeof options === "string") {
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opt = { name: options };
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}
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else {
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opt = options;
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}
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if (opt.name) {
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if (opt.logfile === undefined) {
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opt.logfile = `./logs/all.${opt.name}.log`;
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}
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if (opt.errorfile === undefined) {
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opt.errorfile = `./logs/error.${opt.name}.log`;
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}
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}
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this.config = Object.assign({
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name: undefined,
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console_out: true,
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logfile: "./logs/all.log",
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errorfile: "./logs/error.log"
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}, opt);
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for (let key in this) {
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if (typeof this[key] === "function")
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this[key] = this[key].bind(this);
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}
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if (this.config.logfile) {
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this.logFile = LoggingFiles.getFile(this.config.logfile);
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}
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if (this.config.errorfile) {
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this.errorFile = LoggingFiles.getFile(this.config.errorfile);
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}
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}
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get console_out() {
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return this.config.console_out;
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}
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set console_out(value) {
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this.config.console_out = value;
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}
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waitForSetup() {
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let w = [];
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if (this.logFile)
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w.push(this.logFile.awaitinit());
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if (this.errorFile)
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w.push(this.errorFile.awaitinit());
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return Promise.all(w);
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}
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debug(...message) {
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this.message(LoggingTypes.Debug, message);
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}
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log(...message) {
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this.message(LoggingTypes.Log, message);
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}
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warning(...message) {
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this.message(LoggingTypes.Warning, message);
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}
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logWithCustomColors(type, colors, ...message) {
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this.message(type, message, colors);
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}
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error(error) {
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if (!error)
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error = "Empty ERROR was passed, so no informations available";
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if (typeof error === "string") {
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let e = new Error();
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this.message(LoggingTypes.Error, [error, "\n", e.stack]);
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}
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else {
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this.message(LoggingTypes.Error, [error.message, "\n", error.stack], undefined, getCallerFromExisting(error));
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}
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}
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errorMessage(...message) {
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this.message(LoggingTypes.Error, message);
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}
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message(type, message, customColors, caller) {
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var consoleLogFormat = exports.Colors.Reset;
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if (!customColors) {
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switch (type) {
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case LoggingTypes.Log:
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//m += FgWhite + BgBlack;
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break;
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case LoggingTypes.Error:
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consoleLogFormat += exports.Colors.FgRed; //FgWhite + BgRed + FgWhite;
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break;
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case LoggingTypes.Debug:
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consoleLogFormat += exports.Colors.FgCyan;
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break;
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case LoggingTypes.Warning:
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consoleLogFormat += exports.Colors.FgYellow;
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break;
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}
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}
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else {
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consoleLogFormat += customColors;
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}
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var mb = "";
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if (typeof message === "string") {
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mb = message;
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}
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else {
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message.forEach((e, i) => {
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if (typeof e !== "string")
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e = util.inspect(e, false, null);
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if (e.endsWith("\n") || i === message.length - 1) {
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mb += e;
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}
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else {
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mb += e + " ";
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}
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});
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}
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let file = caller || getCallerFile();
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let date = new Date().toISOString().replace(/T/, ' ').replace(/\..+/, '');
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let prefix = `[${LoggingTypes[type]}][${file.file}:${file.line}][${date}]: `;
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let message_lines = mb.split("\n").map(line => prefix + line);
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if (this.config.console_out) {
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let prefix = "";
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if (this.config.name)
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prefix = `[${this.config.name}]`;
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message_lines.forEach(line => console.log(consoleLogFormat + prefix + line + exports.Colors.Reset));
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}
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let m = message_lines.join("\n");
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m = m.replace(/[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g, "");
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let index = m.indexOf("\x1b");
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while (index >= 0) {
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m = m.substring(0, index) + m.substring(index + 5, m.length);
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index = m.indexOf("\x1b");
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}
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let data = Buffer.from(m + "\n");
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if (type === LoggingTypes.Error && this.errorFile) {
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this.errorFile.write(data);
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}
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if (this.logFile) {
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this.logFile.write(data);
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}
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this.events.emit("message", { type: type, message: mb });
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}
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}
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exports.LoggingBase = LoggingBase;
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exports.Logging = undefined;
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if (process.env.LOGGING_NO_DEFAULT !== "true") {
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exports.Logging = new LoggingBase();
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}
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exports.default = exports.Logging;
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function fsUnlink(path) {
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return new Promise((resolve, reject) => {
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fs.unlink(path, (err) => {
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if (err)
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reject(err);
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else
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resolve();
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});
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});
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}
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function fsStat(path) {
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return new Promise((resolve, reject) => {
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fs.stat(path, (err, stats) => {
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if (err)
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reject(err);
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else
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resolve(stats);
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});
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});
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}
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function fsMove(oldPath, newPath) {
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return new Promise((resolve, reject) => {
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let callback = (err) => {
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if (err)
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reject(err);
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else
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resolve();
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};
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fs.rename(oldPath, newPath, function (err) {
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if (err) {
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if (err.code === 'EXDEV') {
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copy();
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}
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else {
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callback(err);
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}
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return;
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}
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callback();
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});
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function copy() {
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fs.copyFile(oldPath, newPath, (err) => {
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if (err)
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callback(err);
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else
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fs.unlink(oldPath, callback);
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});
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// var readStream = fs.createReadStream(oldPath);
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// var writeStream = fs.createWriteStream(newPath);
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// readStream.on('error', callback);
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// writeStream.on('error', callback);
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// readStream.on('close', function () {
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// fs.unlink(oldPath, callback);
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// });
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// readStream.pipe(writeStream);
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}
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});
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}
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function fsExists(path) {
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return new Promise((resolve, reject) => {
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fs.exists(path, resolve);
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});
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}
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function fsMkDir(path) {
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return new Promise((resolve, reject) => {
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fs.mkdir(path, (err) => err ? reject(err) : resolve());
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});
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}
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function getStack() {
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// Save original Error.prepareStackTrace
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let origPrepareStackTrace = Error.prepareStackTrace;
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// Override with function that just returns `stack`
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Error.prepareStackTrace = function (_, stack) {
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return stack;
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};
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// Create a new `Error`, which automatically gets `stack`
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let err = new Error();
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// Evaluate `err.stack`, which calls our new `Error.prepareStackTrace`
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let stack = err.stack;
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// Restore original `Error.prepareStackTrace`
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Error.prepareStackTrace = origPrepareStackTrace;
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// Remove superfluous function call on stack
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stack.shift(); // getStack --> Error
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return stack;
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}
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function getCallerFile() {
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try {
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let stack = getStack();
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let current_file = stack.shift().getFileName();
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while (stack.length) {
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let caller_file = stack.shift();
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const util = require("util");
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if (current_file !== caller_file.getFileName())
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return {
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file: path.basename(caller_file.getFileName()),
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line: caller_file.getLineNumber()
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};
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}
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}
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catch (err) { }
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return { file: undefined, line: 0 };
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}
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function getCallerFromExisting(err) {
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let lines = err.stack.split("\n");
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let current = path.basename(__filename);
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lines.shift(); // removing first line
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while (lines.length > 0) {
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let line = lines.shift();
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let matches = line.match(/[a-zA-Z_-]+[.][a-zA-Z_-]+[:][0-9]+/g);
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if (matches && matches.length > 0) {
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let [f, line] = matches[0].split(":");
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if (f != current) {
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return {
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file: f, line: Number(line)
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};
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}
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}
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}
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}
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var LoggingTypes;
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(function (LoggingTypes) {
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LoggingTypes[LoggingTypes["Log"] = 0] = "Log";
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LoggingTypes[LoggingTypes["Warning"] = 1] = "Warning";
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LoggingTypes[LoggingTypes["Error"] = 2] = "Error";
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LoggingTypes[LoggingTypes["Debug"] = 3] = "Debug";
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})(LoggingTypes = exports.LoggingTypes || (exports.LoggingTypes = {}));
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//# sourceMappingURL=index.js.map
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