don't allow admins to change their own permissions

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>

internal/util/util.go

@@ -40,6 +40,7 @@ import (
 	"path/filepath"
 	"regexp"
 	"runtime"
+	"slices"
 	"strconv"
 	"strings"
 	"time"
@@ -127,18 +128,6 @@ var bytesSizeTable = map[string]uint64{
 	"e":  eByte,
 }
 
-// Remove removes an element from a string slice and
-// returns the modified slice
-func Remove(elems []string, val string) []string {
-	for idx, v := range elems {
-		if v == val {
-			elems[idx] = elems[len(elems)-1]
-			return elems[:len(elems)-1]
-		}
-	}
-	return elems
-}
-
 // IsStringPrefixInSlice searches a string prefix in a slice and returns true
 // if a matching prefix is found
 func IsStringPrefixInSlice(obj string, list []string) bool {
@@ -921,3 +910,18 @@ func ReadConfigFromFile(name, configDir string) (string, error) {
 	}
 	return strings.TrimSpace(BytesToString(val)), nil
 }
+
+// SlicesEqual checks if the provided slices contain the same elements,
+// also in different order.
+func SlicesEqual(s1, s2 []string) bool {
+	if len(s1) != len(s2) {
+		return false
+	}
+	for _, v := range s1 {
+		if !slices.Contains(s2, v) {
+			return false
+		}
+	}
+
+	return true
+}