mirror of
https://github.com/laurent22/joplin.git
synced 2024-12-03 08:35:29 +02:00
8d35298500
- Disable support for unreliable OneDrive delta sync, and switched to basic sync - More robust error handling to take into account how unreliable the OneDrive API became
293 lines
8.0 KiB
TypeScript
293 lines
8.0 KiB
TypeScript
const moment = require('moment');
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const time = require('./time').default;
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const { FsDriverDummy } = require('./fs-driver-dummy.js');
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const { sprintf } = require('sprintf-js');
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const Mutex = require('async-mutex').Mutex;
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const writeToFileMutex_ = new Mutex();
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export enum TargetType {
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Database = 'database',
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File = 'file',
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Console = 'console',
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}
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enum LogLevel {
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None = 0,
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Error = 10,
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Warn = 20,
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Info = 30,
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Debug = 40,
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}
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interface Target {
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type: TargetType;
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level?: LogLevel;
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database?: any;
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console?: any;
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prefix?: string;
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path?: string;
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source?: string;
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// Default message format
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format?: string;
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// If specified, will use this as format if it's an info message
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formatInfo?: string;
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}
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export interface LoggerWrapper {
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debug: Function;
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info: Function;
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warn: Function;
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error: Function;
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}
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class Logger {
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// For backward compatibility
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public static LEVEL_NONE = LogLevel.None;
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public static LEVEL_ERROR = LogLevel.Error;
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public static LEVEL_WARN = LogLevel.Warn;
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public static LEVEL_INFO = LogLevel.Info;
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public static LEVEL_DEBUG = LogLevel.Debug;
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public static fsDriver_: any = null;
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private static globalLogger_: Logger = null;
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private targets_: Target[] = [];
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private level_: LogLevel = LogLevel.Info;
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private lastDbCleanup_: number = time.unixMs();
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static fsDriver() {
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if (!Logger.fsDriver_) Logger.fsDriver_ = new FsDriverDummy();
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return Logger.fsDriver_;
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}
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public static initializeGlobalLogger(logger: Logger) {
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this.globalLogger_ = logger;
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}
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private static get globalLogger(): Logger {
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if (!this.globalLogger_) throw new Error('Global logger has not been initialized!!');
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return this.globalLogger_;
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}
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static create(prefix: string): LoggerWrapper {
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return {
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debug: (...object: any[]) => this.globalLogger.log(LogLevel.Debug, prefix, ...object),
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info: (...object: any[]) => this.globalLogger.log(LogLevel.Info, prefix, ...object),
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warn: (...object: any[]) => this.globalLogger.log(LogLevel.Warn, prefix, ...object),
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error: (...object: any[]) => this.globalLogger.log(LogLevel.Error, prefix, ...object),
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};
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}
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setLevel(level: LogLevel) {
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this.level_ = level;
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}
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level() {
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return this.level_;
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}
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targets() {
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return this.targets_;
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}
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addTarget(type: TargetType, options: any = null) {
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const target = { type: type };
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for (const n in options) {
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if (!options.hasOwnProperty(n)) continue;
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(target as any)[n] = options[n];
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}
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this.targets_.push(target);
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}
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objectToString(object: any) {
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let output = '';
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if (typeof object === 'object') {
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if (object instanceof Error) {
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object = object as any;
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output = object.toString();
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if (object.code) output += `\nCode: ${object.code}`;
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if (object.headers) output += `\nHeader: ${JSON.stringify(object.headers)}`;
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if (object.request) output += `\nRequest: ${object.request.substr ? object.request.substr(0, 1024) : ''}`;
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if (object.stack) output += `\n${object.stack}`;
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} else {
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output = JSON.stringify(object);
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}
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} else {
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output = object;
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}
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return output;
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}
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objectsToString(...object: any[]) {
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const output = [];
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for (let i = 0; i < object.length; i++) {
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output.push(`"${this.objectToString(object[i])}"`);
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}
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return output.join(', ');
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}
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static databaseCreateTableSql() {
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const output = `
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CREATE TABLE IF NOT EXISTS logs (
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id INTEGER PRIMARY KEY,
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source TEXT,
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level INT NOT NULL,
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message TEXT NOT NULL,
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\`timestamp\` INT NOT NULL
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);
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`;
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return output.split('\n').join(' ');
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}
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// Only for database at the moment
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async lastEntries(limit: number = 100, options: any = null) {
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if (options === null) options = {};
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if (!options.levels) options.levels = [LogLevel.Debug, LogLevel.Info, LogLevel.Warn, LogLevel.Error];
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if (!options.levels.length) return [];
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for (let i = 0; i < this.targets_.length; i++) {
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const target = this.targets_[i];
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if (target.type == 'database') {
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let sql = `SELECT * FROM logs WHERE level IN (${options.levels.join(',')}) ORDER BY timestamp DESC`;
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if (limit !== null) sql += ` LIMIT ${limit}`;
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return await target.database.selectAll(sql);
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}
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}
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return [];
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}
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targetLevel(target: Target) {
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if ('level' in target) return target.level;
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return this.level();
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}
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public log(level: LogLevel, prefix: string, ...object: any[]) {
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if (!this.targets_.length) return;
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for (let i = 0; i < this.targets_.length; i++) {
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const target = this.targets_[i];
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const targetPrefix = prefix ? prefix : target.prefix;
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if (this.targetLevel(target) < level) continue;
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if (target.type == 'console') {
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let fn = 'log';
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if (level == LogLevel.Error) fn = 'error';
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if (level == LogLevel.Warn) fn = 'warn';
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if (level == LogLevel.Info) fn = 'info';
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const consoleObj = target.console ? target.console : console;
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let items: any[] = [];
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if (target.format) {
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const format = level === LogLevel.Info && target.formatInfo ? target.formatInfo : target.format;
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const s = sprintf(format, {
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date_time: moment().format('YYYY-MM-DD HH:mm:ss'),
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level: Logger.levelIdToString(level),
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prefix: targetPrefix || '',
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message: '',
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});
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items = [s.trim()].concat(...object);
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} else {
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const prefixItems = [moment().format('HH:mm:ss')];
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if (targetPrefix) prefixItems.push(targetPrefix);
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items = [`${prefixItems.join(': ')}:`].concat(...object);
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}
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consoleObj[fn](...items);
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} else if (target.type == 'file') {
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const timestamp = moment().format('YYYY-MM-DD HH:mm:ss');
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const line = [timestamp];
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if (targetPrefix) line.push(targetPrefix);
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line.push(this.objectsToString(...object));
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// Write to file using a mutex so that log entries appear in the
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// correct order (otherwise, since the async call is not awaited
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// by caller, multiple log call in a row are not guaranteed to
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// appear in the right order). We also can't use a sync call
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// because that would slow down the main process, especially
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// when many log operations are being done (eg. during sync in
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// dev mode).
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let release: Function = null;
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writeToFileMutex_.acquire().then((r: Function) => {
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release = r;
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return Logger.fsDriver().appendFile(target.path, `${line.join(': ')}\n`, 'utf8');
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}).catch((error: any) => {
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console.error('Cannot write to log file:', error);
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}).finally(() => {
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if (release) release();
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});
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} else if (target.type == 'database') {
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const msg = [];
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if (targetPrefix) msg.push(targetPrefix);
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msg.push(this.objectsToString(...object));
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const queries = [
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{
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sql: 'INSERT INTO logs (`source`, `level`, `message`, `timestamp`) VALUES (?, ?, ?, ?)',
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params: [target.source, level, msg.join(': '), time.unixMs()],
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},
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];
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const now = time.unixMs();
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if (now - this.lastDbCleanup_ > 1000 * 60 * 60) {
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this.lastDbCleanup_ = now;
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const dayKeep = 14;
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queries.push({
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sql: 'DELETE FROM logs WHERE `timestamp` < ?',
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params: [now - 1000 * 60 * 60 * 24 * dayKeep],
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});
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}
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target.database.transactionExecBatch(queries);
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}
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}
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}
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error(...object: any[]) {
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return this.log(LogLevel.Error, null, ...object);
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}
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warn(...object: any[]) {
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return this.log(LogLevel.Warn, null, ...object);
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}
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info(...object: any[]) {
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return this.log(LogLevel.Info, null, ...object);
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}
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debug(...object: any[]) {
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return this.log(LogLevel.Debug, null, ...object);
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}
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static levelStringToId(s: string) {
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if (s == 'none') return LogLevel.None;
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if (s == 'error') return LogLevel.Error;
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if (s == 'warn') return LogLevel.Warn;
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if (s == 'info') return LogLevel.Info;
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if (s == 'debug') return LogLevel.Debug;
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throw new Error(`Unknown log level: ${s}`);
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}
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static levelIdToString(id: LogLevel) {
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if (id == LogLevel.None) return 'none';
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if (id == LogLevel.Error) return 'error';
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if (id == LogLevel.Warn) return 'warn';
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if (id == LogLevel.Info) return 'info';
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if (id == LogLevel.Debug) return 'debug';
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throw new Error(`Unknown level ID: ${id}`);
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}
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static levelIds() {
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return [LogLevel.None, LogLevel.Error, LogLevel.Warn, LogLevel.Info, LogLevel.Debug];
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}
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}
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export default Logger;
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