How do I log in JSON format using logrus in Go?

In Go, you can use the Logrus package to log structured logs in JSON format. Here's a quick example of how to achieve this.

Go, Logrus, JSON logging, structured logging

This example demonstrates how to configure Logrus for JSON logging in a Go application.


        package main
        
        import (
            "github.com/sirupsen/logrus"
        )
        
        func main() {
            // Set the log format to JSON
            logrus.SetFormatter(&logrus.JSONFormatter{})
        
            // Log an example message
            logrus.WithFields(logrus.Fields{
                "event": "user_login",
                "username": "johndoe",
            }).Info("User logged in")
        }