- https://github.com/kubernetes/kubernetes/issues/92250
  
    To address this, the new debian-hyperkube-base image (v1.1.0) uses the
    debian-iptables base image (v12.1.0), which includes iptables-wrapper, a
    script used to determine the correct iptables mode to run in. ([#92494](https://github.com/kubernetes/kubernetes/pull/92494), [@justaugustus](https://github.com/justaugustus)) [SIG Cluster Lifecycle and Release]

- Bumped `distroless-iptables` to `0.3.2` based on Go `1.21.1`. ([#120527](https://github.com/kubernetes/kubernetes/pull/120527), [@cpanato](https://github.com/cpanato))
- Bumped `distroless-iptables` to `0.3.3` based on Go `1.21.2`. ([#121073](https://github.com/kubernetes/kubernetes/pull/121073), [@cpanato](https://github.com/cpanato))

	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/monitoring/monitortest"
	"istio.io/istio/pkg/slices"
	"istio.io/istio/pkg/test"
	"istio.io/istio/pkg/test/util/assert"
	"istio.io/istio/tools/istio-iptables/pkg/constants"
)

func TestMatchesFilter(t *testing.T) {
	makeDetectPod := func(name string, terminationMessage string, exitCode int) *corev1.Pod {
		return makePod(makePodArgs{
			PodName:     name,

// Defines the redirect object and operations.
package plugin

import (
	"fmt"
	"net/netip"
	"strconv"
	"strings"

	"istio.io/api/annotation"
	"istio.io/istio/pkg/log"
	"istio.io/istio/tools/istio-iptables/pkg/cmd"
)

const (
	redirectModeREDIRECT         = "REDIRECT"
	redirectModeTPROXY           = "TPROXY"
	defaultProxyStatusPort       = "15020"
	defaultRedirectToPort        = "15001"

	// once the pod restarts (in CrashLoopBackoff), which can take some time.
	// We don't want to constantly try to apply the iptables rules, which is unneeded and will fail.
	// Instead, we track which UIDs we repaired and skip them if already repaired.
	//
	// An alternative would be to write something to the Pod (status, annotation, etc).

    - https://github.com/kubernetes/kubernetes/issues/92250
  
    To address this, the new debian-hyperkube-base image (v1.1.0) uses the
    debian-iptables base image (v12.1.0), which includes iptables-wrapper, a
    script used to determine the correct iptables mode to run in. ([#92493](https://github.com/kubernetes/kubernetes/pull/92493), [@justaugustus](https://github.com/justaugustus)) [SIG Cluster Lifecycle and Release]

- Kubernetes is now built with go 1.21.7
  - update distroless-iptables to v0.4.5 ([#123229](https://github.com/kubernetes/kubernetes/pull/123229), [@cpanato](https://github.com/cpanato)) [SIG Release and Testing]

### Bug or Regression

- Fixes a race condition in the iptables mode of kube-proxy in 1.27 and later
  that could result in some updates getting lost (e.g., when a service gets a

    - https://github.com/kubernetes/kubernetes/issues/92250
  
    To address this, the new debian-hyperkube-base image (v1.1.0) uses the
    debian-iptables base image (v12.1.0), which includes iptables-wrapper, a
    script used to determine the correct iptables mode to run in. ([#92495](https://github.com/kubernetes/kubernetes/pull/92495), [@justaugustus](https://github.com/justaugustus)) [SIG Cluster Lifecycle and Release]

- The userspace proxy now respects the IPTables proxy's minSyncInterval parameter. ([#71735](https://github.com/kubernetes/kubernetes/pull/71735), [@dcbw](https://github.com/dcbw))

- Update `kube-proxy` base image `debian-iptables` to v1.6.2 to pickup [documentation](https://github.com/kubernetes/release/pull/2106)
  \n"- `debian-iptables`: select nft mode if ntf lines > legacy lines, matching [iptables-wrappers](https://github.com/kubernetes-sigs/iptables-wrappers/)" ([#102590](https://github.com/kubernetes/kubernetes/pull/102590), [@BenTheElder](https://github.com/BenTheElder))