88 lines
2.8 KiB
TypeScript
88 lines
2.8 KiB
TypeScript
|
import { createLogger, format, transports, Logger, LeveledLogMethod, addColors } from "winston";
|
||
|
|
import "winston-daily-rotate-file";
|
||
|
|
import * as dotenv from "dotenv";
|
||
|
|
import { inspect } from "util";
|
||
|
|
import { isEmptyObject } from "@/src/helpers/general";
|
||
|
|
|
||
|
|
dotenv.config();
|
||
|
|
|
||
|
|
const consolelogFormat = format.printf(({ level, message, version, timestamp }) => {
|
||
|
|
return `${timestamp} [${version}] ${level}: ${message}`;
|
||
|
|
});
|
||
|
|
|
||
|
|
const consolelogFormat2 = format.printf(info => {
|
||
|
|
if (!isEmptyObject(info.metadata)) {
|
||
|
|
return `${info.timestamp} [${info.version}] ${info.level}: ${info.message} ${inspect(info.metadata, {
|
||
|
|
showHidden: false,
|
||
|
|
depth: null,
|
||
|
|
colors: true
|
||
|
|
})}`;
|
||
|
|
}
|
||
|
|
return `${info.timestamp} [${info.version}] ${info.level}: ${info.message}`;
|
||
|
|
});
|
||
|
|
|
||
|
|
const fileFormat = format.combine(format.uncolorize(), format.timestamp(), format.json());
|
||
|
|
|
||
|
|
const errorLog = new transports.DailyRotateFile({
|
||
|
|
filename: "logs/error.log",
|
||
|
|
format: fileFormat,
|
||
|
|
level: "error",
|
||
|
|
datePattern: "YYYY-MM-DD"
|
||
|
|
});
|
||
|
|
const combinedLog = new transports.DailyRotateFile({
|
||
|
|
filename: "logs/combined.log",
|
||
|
|
format: fileFormat,
|
||
|
|
datePattern: "YYYY-MM-DD"
|
||
|
|
});
|
||
|
|
|
||
|
|
const consoleLog = new transports.Console({
|
||
|
|
format: format.combine(
|
||
|
|
format.colorize(),
|
||
|
|
format.timestamp({ format: "YYYY-MM-DDTHH:mm:ss:SSS" }), // uses local timezone
|
||
|
|
format.errors({ stack: true }),
|
||
|
|
format.align(),
|
||
|
|
format.metadata({ fillExcept: ["message", "level", "timestamp", "version"] }),
|
||
|
|
consolelogFormat2
|
||
|
|
)
|
||
|
|
});
|
||
|
|
|
||
|
|
const transportOptions = process.env.LOG_FILES === "true" ? [consoleLog, errorLog, combinedLog] : [consoleLog];
|
||
|
|
|
||
|
|
//possible log levels: { fatal: 0, error: 1, warn: 2, info: 3, http: 4, debug: 5, trace: 6 },
|
||
|
|
const logLevels = {
|
||
|
|
levels: {
|
||
|
|
fatal: 0,
|
||
|
|
error: 1,
|
||
|
|
warn: 2,
|
||
|
|
info: 3,
|
||
|
|
http: 4,
|
||
|
|
debug: 5,
|
||
|
|
trace: 6
|
||
|
|
},
|
||
|
|
colors: {
|
||
|
|
fatal: "red",
|
||
|
|
error: "red",
|
||
|
|
warn: "yellow",
|
||
|
|
info: "green",
|
||
|
|
http: "green",
|
||
|
|
debug: "magenta",
|
||
|
|
trace: "cyan"
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
export const logger = createLogger({
|
||
|
|
levels: logLevels.levels,
|
||
|
|
level: process.env.LOG_LEVEL,
|
||
|
|
defaultMeta: { version: process.env.npm_package_version },
|
||
|
|
transports: transportOptions
|
||
|
|
}) as Logger & Record<keyof typeof logLevels.levels, LeveledLogMethod>;
|
||
|
|
|
||
|
|
addColors(logLevels.colors);
|
||
|
|
|
||
|
|
export function registerLogFileCreationListener() {
|
||
|
|
errorLog.on("new", filename => logger.info(`Using error log file: ${filename}`));
|
||
|
|
combinedLog.on("new", filename => logger.info(`Using combined log file: ${filename}`));
|
||
|
|
errorLog.on("rotate", filename => logger.info(`Rotated error log file: ${filename}`));
|
||
|
|
combinedLog.on("rotate", filename => logger.info(`Rotated combined log file: ${filename}`));
|
||
|
|
}
|