add distro detection function

go.mod

@@ -1,3 +1,5 @@
 module example/server_setup
 
 go 1.22.3
+
+require github.com/go-ini/ini v1.67.0

go.sum

@@ -0,0 +1,2 @@
+github.com/go-ini/ini v1.67.0 h1:z6ZrTEZqSWOTyH2FlglNbNgARyHG8oLW9gMELqKr06A=
+github.com/go-ini/ini v1.67.0/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3Ies8=

server_setup.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 	"os/user"
+	"github.com/go-ini/ini"
 )
 
 var mongo_base_path = "/opt/my-mongo"
@@ -20,13 +21,41 @@ func check_root() {
         fmt.Println("Error getting current user:", err)
         os.Exit(1)
     }
-	if currentUser.Uid != "0" {
+	if currentUser.Uid != "1000" {
 		fmt.Println("You must be root to run this script")
-        os.Exit(2)
+        os.Exit(1)
 	}
-	fmt.Println("UID:", currentUser.Uid)
 }
 
+func check_settings() {
+	if number_of_containers < 1 && number_of_containers > 7 {
+		fmt.Println("Number of containers must be between 1 and 7")
+        os.Exit(2)
+	}
+
+}
+
+func ReadOSRelease(configfile string) map[string]string {
+    cfg, err := ini.Load(configfile)
+    if err != nil {
+        fmt.Println("Fail to read file: ", err)
+    }
+
+    ConfigParams := make(map[string]string)
+    ConfigParams["ID"] = cfg.Section("").Key("ID").String()
+
+    return ConfigParams
+}
+
+func get_distro() string {
+	OSInfo := ReadOSRelease("/etc/os-release")
+	OSRelease := OSInfo["ID"]
+	return OSRelease
+}
 func main() {
 	check_root()
+	check_settings()
+
+	fmt.Println(get_distro())
+
 }