Return IP on any GET request sent to the server

cmd/serverFunc.go

@@ -3,7 +3,10 @@ package cmd
 import (
 	"fmt"
 	"github.com/gin-gonic/gin"
+	"log"
 	"net/http"
+	"os"
+	"time"
 )
 
 var (
@@ -12,11 +15,35 @@ var (
 
 func server() {
 	fmt.Printf("Listening on port %v...\n", listenPort)
+
+	gin.SetMode(gin.ReleaseMode)
+	gin.DisableConsoleColor()
+
 	router := gin.New()
 	router.GET("/", serveIP)
+	router.GET("/:id", serveIP)
 	router.Run(":" + listenPort)
 }
 
 func serveIP(c *gin.Context) {
+	c.Writer.Header().Set("Federal-Agents", "Outside my home")
 	c.String(http.StatusOK, c.ClientIP()+"\n")
+	writeToLog(c.ClientIP(), c.Request.UserAgent(), c.Request.URL.Path, c.Request.Method)
+}
+
+func writeToLog(ip string, useragent string, request string, requestmethod string) {
+	f, err := os.OpenFile("./reply-ip.log", os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0660)
+	if err != nil {
+		log.Printf("Error happened opening file: %v\n", err)
+	}
+	defer f.Close()
+
+	log := fmt.Sprintf("[%v] | [%v] | [%v] | [%v \"%v\"]\n", getTime(), useragent, ip, requestmethod, request)
+	f.WriteString(log)
+}
+
+func getTime() string {
+	t := time.Now()
+	currentTime := fmt.Sprintf("%d-%02d-%02d | %02d:%02d:%02d", t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
+	return currentTime
 }