65 lines
1.5 KiB
TypeScript
65 lines
1.5 KiB
TypeScript
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import * as winston from 'winston';
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import DailyRotateFile from 'winston-daily-rotate-file';
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import * as path from 'path';
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const logDir = path.join(process.cwd(), 'logs');
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// 日志格式
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const logFormat = winston.format.combine(
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winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
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winston.format.errors({ stack: true }),
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winston.format.splat(),
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winston.format.printf(({ timestamp, level, message, context, stack }) => {
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let log = `${timestamp} [${level}]`;
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if (context) {
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log += ` [${context}]`;
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}
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log += ` ${message}`;
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if (stack) {
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log += `\n${stack}`;
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}
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return log;
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}),
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);
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// 控制台传输
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const consoleTransport = new winston.transports.Console({
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format: winston.format.combine(
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winston.format.colorize(),
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logFormat,
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),
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});
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// 应用日志传输（按天轮转）
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const appLogTransport = new DailyRotateFile({
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dirname: logDir,
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filename: 'application-%DATE%.log',
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datePattern: 'YYYY-MM-DD',
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maxSize: '20m',
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maxFiles: '30d',
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format: logFormat,
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});
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// 错误日志传输（按天轮转）
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const errorLogTransport = new DailyRotateFile({
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dirname: logDir,
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filename: 'error-%DATE%.log',
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datePattern: 'YYYY-MM-DD',
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level: 'error',
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maxSize: '20m',
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maxFiles: '30d',
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format: logFormat,
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});
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// 创建 winston logger 实例
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export const winstonLogger = winston.createLogger({
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level: process.env.LOG_LEVEL || 'info',
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format: logFormat,
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transports: [
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consoleTransport,
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appLogTransport,
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errorLogTransport,
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],
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exitOnError: false,
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});
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