fix: if string addr has not colon (labring#4045)

Signed-off-by: fengxsong <[email protected]>

pkg/exec/exec.go

@@ -28,6 +28,7 @@ import (
  "github.com/labring/sealos/pkg/ssh"
  "github.com/labring/sealos/pkg/unshare"
  fileutil "github.com/labring/sealos/pkg/utils/file"
+ "github.com/labring/sealos/pkg/utils/iputils"
  "github.com/labring/sealos/pkg/utils/logger"
  netutil "github.com/labring/sealos/pkg/utils/net"
 )
@@ -138,10 +139,7 @@ func (w *wrap) isLocal(addr string) bool {
  if unshare.IsRootless() {
  return false
  }
- host, _, err := net.SplitHostPort(addr)
- if err != nil {
- return false
- }
+ host := iputils.GetHostIP(addr)
  if host == "localhost" || host == "127.0.0.1" || w.localAddresses.Has(host) {
  return true
  }