From e8a41ec27ab5009df78e54da8a65679b3919871c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Minelli?= <michael@minelli.me>
Date: Tue, 30 May 2023 16:09:59 +0200
Subject: [PATCH] Add logger based on winston library
---
logging/WinstonLogger.ts | 61 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 logging/WinstonLogger.ts
diff --git a/logging/WinstonLogger.ts b/logging/WinstonLogger.ts
new file mode 100644
index 0000000..e63dc52
--- /dev/null
+++ b/logging/WinstonLogger.ts
@@ -0,0 +1,61 @@
+import winston from 'winston';
+import SharedConfig from '../config/SharedConfig';
+import * as Transport from 'winston-transport';
+
+
+const levels = {
+ error: 0,
+ warn : 1,
+ info : 2,
+ http : 3,
+ debug: 4
+};
+
+const colors = {
+ error: 'red',
+ warn : 'yellow',
+ info : 'green',
+ http : 'magenta',
+ debug: 'white'
+};
+winston.addColors(colors);
+
+const format = winston.format.combine(winston.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss:ms' }), SharedConfig.production ? winston.format.uncolorize() : winston.format.colorize({ all: true }), winston.format.printf((info) => `${ info.timestamp } [${ process.pid }] ${ info.level }: ${ info.message }`));
+
+const commonTransportOptions = {
+ handleRejections: true,
+ handleExceptions: true
+};
+
+let transports: Array<Transport> = [ new winston.transports.Console({
+ ...commonTransportOptions,
+ level: 'debug'
+ }) ];
+
+if ( SharedConfig.production ) {
+ const commonFileOptions = {
+ ...commonTransportOptions,
+ maxsize : 5242880, // 5MB
+ maxFiles: 100,
+ tailable: true
+ };
+
+ transports = transports.concat([ new winston.transports.File({
+ ...commonFileOptions,
+ filename: `${ SharedConfig.logsFolder }/error.log`,
+ level : 'error'
+ }), new winston.transports.File({
+ ...commonFileOptions,
+ filename: `${ SharedConfig.logsFolder }/all.log`,
+ level : 'debug'
+ }) ]);
+}
+
+const logger = winston.createLogger({
+ levels,
+ format,
+ transports,
+ exitOnError: false
+ });
+
+export default logger;
--
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