@# Add a retry, as occasionally we see transient connection failures to GCS
	@# Like `curl: (56) OpenSSL SSL_read: SSL_ERROR_SYSCALL, errno 104`
	TARGET_OUT=$(TARGET_OUT) ISTIO_BIN=$(ISTIO_BIN) GOOS_LOCAL=$(GOOS_LOCAL) bin/retry.sh SSL_ERROR_SYSCALL bin/init.sh
	touch $(TARGET_OUT)/istio_is_init

.PHONY: init-ztunnel-rs
init-ztunnel-rs:
	TARGET_OUT=$(TARGET_OUT) bin/build_ztunnel.sh

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

package nodeagent

import (
	"context"
	"embed"
	"io/fs"
	"sync/atomic"
	"syscall"

	corev1 "k8s.io/api/core/v1"

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

//go:embed testdata/cgroupns
var fakeProc embed.FS

type fakeZtunnel struct {
	deletedPods atomic.Int32

      {{- if .Values.securityContext }}
        {{- toYaml .Values.securityContext | nindent 8 }}
      {{- else }}
        # Safe since 1.22: https://github.com/kubernetes/kubernetes/pull/103326
        sysctls:
        - name: net.ipv4.ip_unprivileged_port_start
          value: "0"
      {{- end }}
      {{- with .Values.volumes }}
      volumes:
        {{ toYaml . | nindent 8 }}
      {{- end }}
      containers:

          ) | nindent 8 }}
    spec:
      {{- if ge .KubeVersion 122 }}
      {{/* safe since 1.22: https://github.com/kubernetes/kubernetes/pull/103326. */}}
      securityContext:
        sysctls:
        - name: net.ipv4.ip_unprivileged_port_start
          value: "0"
      {{- end }}
      serviceAccountName: {{.ServiceAccount | quote}}
      containers:
      - name: istio-proxy

{{- end }}
{{- if .Values.global.imagePullPolicy }}
          imagePullPolicy: {{ .Values.global.imagePullPolicy }}
{{- end }}
          command:
            - /bin/sh
          args:
            - -c
            - sysctl -w kernel.core_pattern=/var/lib/istio/data/core.proxy && ulimit -c unlimited
          securityContext:
            runAsUser: 0
            runAsGroup: 0
            runAsNonRoot: false
            privileged: true

      [ -s "${CLUSTER_KUBECONFIG}" ] && break
      sleep 3
    done

    # Enable core dumps
    retry docker exec "${CLUSTER_NAME}"-control-plane bash -c "sysctl -w kernel.core_pattern=/var/lib/istio/data/core.proxy && ulimit -c unlimited"
  }

  # Now deploy the specified number of KinD clusters and
  # wait till they are provisioned successfully.
  declare -a DEPLOY_KIND_JOBS

    {{- end }}
  {{ end -}}
  {{- if eq (annotation .ObjectMeta `sidecar.istio.io/enableCoreDump` .Values.global.proxy.enableCoreDump) "true" }}
  - name: enable-core-dump
    args:
    - -c
    - sysctl -w kernel.core_pattern=/var/lib/istio/data/core.proxy && ulimit -c unlimited
    command:
      - /bin/sh
  {{- if contains "/" (annotation .ObjectMeta `sidecar.istio.io/proxyImage` .Values.global.proxy_init.image) }}

    {{- end }}
  {{ end -}}
  {{- if eq (annotation .ObjectMeta `sidecar.istio.io/enableCoreDump` .Values.global.proxy.enableCoreDump) "true" }}
  - name: enable-core-dump
    args:
    - -c
    - sysctl -w kernel.core_pattern=/var/lib/istio/data/core.proxy && ulimit -c unlimited
    command:
      - /bin/sh
  {{- if contains "/" (annotation .ObjectMeta `sidecar.istio.io/proxyImage` .Values.global.proxy_init.image) }}

  // +optional
  optional int64 fsGroup = 5;

  // Sysctls hold a list of namespaced sysctls used for the pod. Pods with unsupported
  // sysctls (by the container runtime) might fail to launch.
  // Note that this field cannot be set when spec.os.name is windows.
  // +optional
  repeated Sysctl sysctls = 7;

  // allowedUnsafeSysctls is a list of explicitly allowed unsafe sysctls, defaults to none.
  // Each entry is either a plain sysctl name or ends in "*" in which case it is considered
  // as a prefix of allowed sysctls. Single * means all unsafe sysctls are allowed.
  // Kubelet has to allowlist all allowed unsafe sysctls explicitly to avoid rejection.
  //
  // Examples: