if err != nil {
		return nil, fmt.Errorf("failed to resolve unix addr: %w", err)
	}
	// remove potentially existing address
	// Remove unix socket before use, if one is leftover from previous CNI restart
	if err := os.Remove(addr); err != nil && !os.IsNotExist(err) {
		// Anything other than "file not found" is an error.
		return nil, fmt.Errorf("failed to remove unix://%s: %w", addr, err)
	}

// limitations under the License.

package nodeagent

import (
	"context"
	"errors"
	"net/netip"
	"runtime"
	"sync/atomic"
	"testing"
	"time"

	"golang.org/x/sys/unix"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/apimachinery/pkg/util/intstr"

	"istio.io/istio/cni/pkg/ipset"
	"istio.io/istio/cni/pkg/iptables"

// See the License for the specific language governing permissions and
// limitations under the License.

package nodeagent

import (
	"context"
	"errors"
	"fmt"
	"net/netip"

	"golang.org/x/sys/unix"
	corev1 "k8s.io/api/core/v1"
	"k8s.io/apimachinery/pkg/types"

	"istio.io/istio/cni/pkg/ipset"
	"istio.io/istio/cni/pkg/iptables"
	"istio.io/istio/cni/pkg/util"
	istiolog "istio.io/istio/pkg/log"