fixes log handling

Signed-off-by: Nishant Bansal <nishant.bansal.282003@gmail.com>

go-twilio/main.go

@@ -70,7 +70,7 @@ func gracefulShutdown(router *gin.Engine) {
 
 	// The context is used to inform the server it has 5 seconds to complete the ongoing requests
 	if err := srv.Shutdown(context.TODO()); err != nil {
-		log.Fatal("Server forced to shutdown:", err)
+		fmt.Fprintf(os.Stderr, "Server forced to shutdown: %v\n", err)
 	}
 
 	fmt.Println("Server exiting")

graphql-sql/main.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
+	"log"
 	"net/http"
 	"os"
 	"os/signal"
@@ -61,7 +62,7 @@ func main() {
 	defer func() {
 		err = db.Close()
 		if err != nil {
-			panic(err)
+			log.Println(err)
 		}
 	}()
 

mux-elasticsearch/app.go

@@ -250,7 +250,7 @@ func (a *App) Run(port string) {
 	defer cancel()
 
 	if err := a.Server.Shutdown(ctx); err != nil {
-		log.Fatalf("Server forced to shutdown: %v", err)
+		fmt.Fprintf(os.Stderr, "Server forced to shutdown: %v\n", err)
 	}
 
 	log.Println("Server exiting")

mux-mysql/main.go

@@ -4,6 +4,7 @@ package main
 import (
 	"context"
 	"database/sql"
+	"fmt"
 	"log"
 	"net/http"
 	"os"
@@ -29,7 +30,7 @@ func main() {
 	defer func() {
 		err = store.Close()
 		if err != nil {
-			log.Fatal(err)
+			fmt.Fprintf(os.Stderr, "Could not close database connection: %v\n", err)
 		}
 	}()
 
@@ -62,11 +63,11 @@ func main() {
 	defer cancel()
 
 	if err := server.Shutdown(ctx); err != nil {
-		log.Fatalf("Could not gracefully shutdown the server: %v\n", err)
+		fmt.Fprintf(os.Stderr, "Could not gracefully shutdown the server: %v\n", err)
 	}
 
 	if err := store.Close(); err != nil {
-		log.Fatalf("Could not close database connection: %v\n", err)
+		fmt.Fprintf(os.Stderr, "Could not close database connection: %v\n", err)
 	}
 
 	log.Println("Server stopped")

mux-sql/app.go

@@ -64,7 +64,7 @@ func (a *App) Run(addr string) {
 	defer cancel()
 
 	if err := a.Server.Shutdown(ctx); err != nil {
-		log.Fatalf("Server forced to shutdown: %v", err)
+		fmt.Fprintf(os.Stderr, "Server forced to shutdown: %v\n", err)
 	}
 
 	log.Println("Server exiting")

sse-svelte/main.go

@@ -100,7 +100,7 @@ func main() {
 	defer func() {
 		err = client.Disconnect(context.Background())
 		if err != nil {
-			log.Fatal(err)
+			log.Println(err)
 		}
 	}()
 
@@ -137,7 +137,7 @@ func main() {
 	defer cancel()
 
 	if err := server.Shutdown(ctx); err != nil {
-		log.Fatalf("Could not gracefully shutdown the server: %v\n", err)
+		fmt.Fprintf(os.Stderr, "Could not gracefully shutdown the server: %v\n", err)
 	}
 
 	fmt.Println("Server stopped")

users-profile/main.go

@@ -3,6 +3,7 @@ package main
 
 import (
 	"context"
+	"fmt"
 	"log"
 	"net/http"
 	"os"
@@ -52,7 +53,7 @@ func main() {
 
 	// Attempt graceful shutdown by shutting down the server
 	if err := server.Shutdown(ctx); err != nil {
-		log.Fatalf("Server shutdown failed: %v", err)
+		fmt.Fprintf(os.Stderr, "Server shutdown failed: %v\n", err)
 	}
 
 	log.Println("Server gracefully stopped")