chore(all): replace netlink library for more flexibility (#3107)

internal/netlink/helpers_test.go

@@ -1,16 +1,30 @@
 package netlink
 
 import (
+	"math/rand/v2"
 	"net/netip"
 
 	"github.com/qdm12/log"
 )
 
+func ptrTo[T any](v T) *T { return &v }
+
 func makeNetipPrefix(n byte) netip.Prefix {
 	const bits = 24
 	return netip.PrefixFrom(netip.AddrFrom4([4]byte{n, n, n, 0}), bits)
 }
 
+var rng = rand.New(rand.NewChaCha8([32]byte{})) //nolint:gosec,gochecknoglobals
+
+func makeLinkName() string {
+	const alphabet = "abcdefghijklmnopqrstuvwxyz"
+	name := make([]byte, 8)
+	for i := range name {
+		name[i] = alphabet[rng.IntN(len(alphabet))]
+	}
+	return "test" + string(name)
+}
+
 type noopLogger struct{}
 
 func (l *noopLogger) Debug(_ string)            {}