This provides maximum flexibility with minimal API surface overhead.

## Making changes

## Step 1. Make changes in charts and values.yaml in `manifests` directory

Be sure to provide sufficient documentation and example usage in values.yaml.
If the chart has a `values.schema.json`, that should be updated as well.

## Step 2. Update the istioctl/Operator values

# limitations under the License.

set -o errexit
set -o nounset
set -o pipefail

if [[ "${TARGET_OUT_LINUX:-}" == "" ]]; then
  echo "Environment variables not set. Make sure you run through the makefile (\`make init\`) rather than directly."
  exit 1
fi

# Gets the download command supported by the system (currently either curl or wget)
DOWNLOAD_COMMAND=""
function set_download_command () {

	// lock current snapshot pod map
	p.mu.RLock()
	defer p.mu.RUnlock()
	if info, f := p.currentPodCache[uid]; f {
		return info.Netns
	}
	return nil
}

// make sure uid is in the cache, even if we don't have a netns
func (p *podNetnsCache) Ensure(uid string) {
	p.mu.Lock()
	defer p.mu.Unlock()
	if _, ok := p.currentPodCache[uid]; !ok {
		p.currentPodCache[uid] = WorkloadInfo{}

	}

	expectedUID := "863b91d4-4b68-4efa-917f-4b560e3e86aa"
	if podUIDNetns[expectedUID] == (WorkloadInfo{}) {
		t.Fatal("expected to find pod netns under pod uid")
	}
}

// copied and modified from spire

func TestGetContainerIDFromCGroups(t *testing.T) {
	makeCGroups := func(groupPaths []string) []Cgroup {
		var out []Cgroup
		for _, groupPath := range groupPaths {
			out = append(out, Cgroup{

  volumes: []

  # A list of `VolumeMounts` added into the Gateway Pods. See
  # https://kubernetes.io/docs/concepts/storage/volumes/.
  volumeMounts: []

  # Configure this to a higher priority class in order to make sure your Istio gateway pods
  # will not be killed because of low priority class.
  # Refer to https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/#priorityclass
  # for more detail.

### Install Istio CRDs

This is the first step of the installation. Please do not remove or edit any CRD - config currently requires
all CRDs to be present. On each upgrade it is recommended to reapply the file, to make sure
you get all CRDs.  CRDs are separated by release and by component type in the CRD directory.

Istio has strong integration with certmanager.  Some operators may want to keep their current certmanager

# the needed environment variables.

set -o errexit
set -o nounset
set -o pipefail

if [[ "${TARGET_OUT_LINUX:-}" == "" ]]; then
  echo "Environment variables not set. Make sure you run through the makefile (\`make init\`) rather than directly."
  exit 1
fi

# Setup arch suffix for envoy binary. For backwards compatibility, amd64 has no suffix.
if [[ "${TARGET_ARCH}" == "amd64" ]]; then

enableTracing: true
# This is the ingress service name, update if you used a different name
ingressService: istio-ingress
#
defaultConfig:
  # NOTE: If you change any values in this section, make sure to make
  # the same changes in start up args in istio-ingress pods.
  #
  # TCP connection timeout between Envoy & the application, and between Envoys.
  connectTimeout: 1s
  #
  ### ADVANCED SETTINGS #############

	err := iptConfigurator.CreateInpodRules(&probeSNATipv4)
	if err != nil {
		t.Fatal(err)
	}
	compareToGolden(t, false, tt.name, ext.ExecutedAll)

	*ext = dep.DependenciesStub{}
	// run another time to make sure we are idempotent
	err = iptConfigurator.CreateInpodRules(&probeSNATipv4)
	if err != nil {
		t.Fatal(err)
	}

	compareToGolden(t, false, tt.name, ext.ExecutedAll)
}

func ipstr(ipv6 bool) string {

    SHA=$(echo "${SHA}" | awk -F '-' '{ print $NF }')
  fi
fi

if [ -z "${SHA}" ]; then
  fail "Unable to retrieve the commit SHA of istio/api from go.mod file. Not updating the CRD file. Please make sure istio/api exists in the Go module.";
fi

git clone  "https://${REPO}" "${API_TMP}" && cd "${API_TMP}"
git checkout "${SHA}"
if [ ! -f "${API_TMP}/kubernetes/customresourcedefinitions.gen.yaml" ]; then