feat:#36 added real ip for proxy, extended error logging

services/ical/main.go

@@ -18,18 +18,25 @@ package main
 
 import (
 	"github.com/gofiber/fiber/v3"
-	"github.com/gofiber/fiber/v3/log"
 	"github.com/gofiber/fiber/v3/middleware/logger"
 	"htwkalender/ical/model"
 	"htwkalender/ical/service"
 	"htwkalender/ical/service/connector/grpc"
+	"log/slog"
+	"os"
 )
 
 // main function for the ical service
 // uses rest api to get the data from the data-manager
 // exposes rest api endpoints with fiber to serve the data for clients
 func main() {
-	const host = "htwkalender-data-manager"
+
+	// get host from env if this is not set use default value 127.0.0.1
+
+	host := os.Getenv("DATA_MANAGER_URL")
+	if host == "" {
+		host = "127.0.0.1"
+	}
 
 	grpcClient := grpc.ConnectGRPCServer(host)
 	defer grpc.CloseGRPCServer(grpcClient)
@@ -38,11 +45,14 @@ func main() {
 	webdavRequestMethods := []string{"PROPFIND", "MKCOL", "COPY", "MOVE"}
 
 	fiberApp := fiber.New(fiber.Config{
-		CaseSensitive:  true,
-		StrictRouting:  true,
-		ServerHeader:   "Fiber",
-		AppName:        "App Name",
-		RequestMethods: append(fiber.DefaultMethods[:], webdavRequestMethods...),
+		CaseSensitive:           true,
+		StrictRouting:           true,
+		ServerHeader:            "HTWKalender iCal Service",
+		AppName:                 "HTWKalender iCal Service",
+		RequestMethods:          append(fiber.DefaultMethods[:], webdavRequestMethods...),
+		EnableTrustedProxyCheck: true,
+		TrustedProxies:          []string{"172.16.0.0/12", "172.18.0.5", "172.18.0.1"},
+		ProxyHeader:             "X-Forwarded-For",
 	})
 
 	var app = model.AppType{
@@ -57,5 +67,5 @@ func main() {
 	// Add routes to the app instance for the data-manager ical service
 	service.AddFeedRoutes(app)
 
-	log.Fatal(fiberApp.Listen(":8091"))
+	slog.Info("Starting ical service", fiberApp.Listen(":8091"))
 }