101 lines
3.1 KiB
JavaScript
101 lines
3.1 KiB
JavaScript
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const winston = require("winston");
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const path = require("path");
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const fs = require("fs");
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const DailyRotateFile = require("winston-daily-rotate-file");
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const appRoot = require("app-root-path").path;
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// 清理15天前的日志文件夹
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function cleanOldLogs() {
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const logsBaseDir = path.join(appRoot, "logs");
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// 确保日志基础目录存在
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if (!fs.existsSync(logsBaseDir)) return;
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// 获取15天前的日期
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const fifteenDaysAgo = new Date();
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fifteenDaysAgo.setDate(fifteenDaysAgo.getDate() - 15);
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const cutoffDate = fifteenDaysAgo.toISOString().split("T")[0]; // 格式：YYYY-MM-DD
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try {
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// 读取logs目录下的所有文件夹
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const logDirs = fs.readdirSync(logsBaseDir);
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// 遍历所有日志文件夹
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logDirs.forEach((dir) => {
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// 检查文件夹名是否是有效日期格式
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if (/^\d{4}-\d{2}-\d{2}$/.test(dir)) {
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// 如果文件夹日期早于截止日期，则删除
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if (dir < cutoffDate) {
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const dirPath = path.join(logsBaseDir, dir);
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fs.rmSync(dirPath, { recursive: true, force: true });
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console.log(`已删除旧日志文件夹: ${dir}`);
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}
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}
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});
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} catch (err) {
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console.error("清理旧日志文件失败:", err);
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}
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}
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// 执行清理
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cleanOldLogs();
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// 创建一个日志记录器
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const logger = winston.createLogger({
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level: "info", // 默认日志级别
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format: winston.format.combine(
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winston.format.timestamp({
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format: () => new Date().toLocaleString(), // 使用本地时间
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}),
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winston.format.printf(({ timestamp, level, message }) => {
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return `${timestamp} ${level}: ${message}`;
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})
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),
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transports: [
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// 输出到控制台
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new winston.transports.Console({
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format: winston.format.combine(
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winston.format.colorize(), // 控制台输出带颜色
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winston.format.simple() // 简单的日志输出格式
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),
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}),
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// 输出到按日期分目录的文件
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new DailyRotateFile({
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filename: path.join(appRoot, "logs", "%DATE%", "app-%DATE%.log"),
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datePattern: "YYYY-MM-DD", // 文件名中的日期格式
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maxSize: "20m", // 限制单个日志文件大小为20MB
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maxFiles: "30d", // 保留3天的日志文件
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}),
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],
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});
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function info(item, item1 = "") {
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let title = typeof item === "object" ? JSON.stringify(item) : item;
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let title2 = typeof item1 === "object" ? JSON.stringify(item1) : item1;
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const title3 = title2 ? `${title},${title2}` : title;
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logger.info(title3);
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}
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function error(item, item1 = "") {
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let title = typeof item === "object" ? JSON.stringify(item) : item;
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let title2 = typeof item1 === "object" ? JSON.stringify(item1) : item1;
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const title3 = title2 ? `${title},${title2}` : title;
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logger.error(title3);
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}
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function warn(item, item1 = "") {
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let title = typeof item === "object" ? JSON.stringify(item) : item;
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let title2 = typeof item1 === "object" ? JSON.stringify(item1) : item1;
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const title3 = title2 ? `${title},${title2}` : title;
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logger.warn(title3);
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}
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// 设置定时任务，每天执行一次清理
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setInterval(cleanOldLogs, 24 * 60 * 60 * 1000);
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module.exports = {
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info,
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error,
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warn,
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};
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