HTTPSERVER: Fix 2

codecrafters-http-server-go/app/server.go

@@ -0,0 +1,43 @@
+package main
+
+import (
+	"fmt"
+	"net"
+	"os"
+	"strings"
+)
+
+// Ensures gofmt doesn't remove the "net" and "os" imports above (feel free to remove this!)
+var (
+	_ = net.Listen
+	_ = os.Exit
+)
+
+func main() {
+	// You can use print statements as follows for debugging, they'll be visible when running tests.
+	fmt.Println("Logs from your program will appear here!")
+
+	// Uncomment this block to pass the first stage
+
+	l, err := net.Listen("tcp", "0.0.0.0:4221")
+	if err != nil {
+		fmt.Println("Failed to bind to port 4221")
+		os.Exit(1)
+	}
+	defer l.Close()
+	conn, err := l.Accept()
+	if err != nil {
+		fmt.Println("Error accepting connection: ", err.Error())
+		os.Exit(1)
+	}
+	req := make([]byte, 1024)
+
+	conn.Read(req)
+
+	if !strings.HasPrefix(string(req), "GET / HTTP/1.1") {
+		conn.Write([]byte("HTTP/1.1 404 Not Found\r\n\r\n"))
+		conn.Close()
+		return
+	}
+	conn.Write([]byte("HTTP/1.1 200 OK\r\n\r\n"))
+}