Files
application/backing-services/istiod/templates/deployment.yaml
2025-11-09 13:22:40 +03:30

307 lines
10 KiB
YAML

# Not created if istiod is running remotely
{{- if not .Values.istiodRemote.enabled }}
apiVersion: apps/v1
kind: Deployment
metadata:
name: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
namespace: {{ .Release.Namespace }}
labels:
app: istiod
istio.io/rev: {{ .Values.revision | default "default" | quote }}
install.operator.istio.io/owning-resource: {{ .Values.ownerName | default "unknown" }}
operator.istio.io/component: "Pilot"
istio: pilot
release: {{ .Release.Name }}
app.kubernetes.io/name: "istiod"
{{- include "istio.labels" . | nindent 4 }}
{{- range $key, $val := .Values.deploymentLabels }}
{{ $key }}: "{{ $val }}"
{{- end }}
spec:
{{- if not .Values.autoscaleEnabled }}
{{- if .Values.replicaCount }}
replicas: {{ .Values.replicaCount }}
{{- end }}
{{- end }}
strategy:
rollingUpdate:
maxSurge: {{ .Values.rollingMaxSurge }}
maxUnavailable: {{ .Values.rollingMaxUnavailable }}
selector:
matchLabels:
{{- if ne .Values.revision "" }}
app: istiod
istio.io/rev: {{ .Values.revision | default "default" | quote }}
{{- else }}
istio: pilot
{{- end }}
template:
metadata:
labels:
app: istiod
istio.io/rev: {{ .Values.revision | default "default" | quote }}
install.operator.istio.io/owning-resource: {{ .Values.ownerName | default "unknown" }}
sidecar.istio.io/inject: "false"
operator.istio.io/component: "Pilot"
{{- if ne .Values.revision "" }}
istio: istiod
{{- else }}
istio: pilot
{{- end }}
{{- range $key, $val := .Values.podLabels }}
{{ $key }}: "{{ $val }}"
{{- end }}
istio.io/dataplane-mode: none
app.kubernetes.io/name: "istiod"
{{- include "istio.labels" . | nindent 8 }}
annotations:
prometheus.io/port: "15014"
prometheus.io/scrape: "true"
sidecar.istio.io/inject: "false"
{{- if .Values.podAnnotations }}
{{ toYaml .Values.podAnnotations | indent 8 }}
{{- end }}
spec:
{{- if .Values.nodeSelector }}
nodeSelector:
{{ toYaml .Values.nodeSelector | indent 8 }}
{{- end }}
{{- with .Values.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
tolerations:
- key: cni.istio.io/not-ready
operator: "Exists"
{{- with .Values.tolerations }}
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.topologySpreadConstraints }}
topologySpreadConstraints:
{{- toYaml . | nindent 8 }}
{{- end }}
serviceAccountName: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
{{- if .Values.global.priorityClassName }}
priorityClassName: "{{ .Values.global.priorityClassName }}"
{{- end }}
{{- with .Values.initContainers }}
initContainers:
{{- tpl (toYaml .) $ | nindent 8 }}
{{- end }}
containers:
- name: discovery
{{- if contains "/" .Values.image }}
image: "{{ .Values.image }}"
{{- else }}
image: "{{ .Values.hub | default .Values.global.hub }}/{{ .Values.image | default "pilot" }}:{{ .Values.tag | default .Values.global.tag }}{{with (.Values.variant | default .Values.global.variant)}}-{{.}}{{end}}"
{{- end }}
{{- if .Values.global.imagePullPolicy }}
imagePullPolicy: {{ .Values.global.imagePullPolicy }}
{{- end }}
args:
- "discovery"
- --monitoringAddr=:15014
{{- if .Values.global.logging.level }}
- --log_output_level={{ .Values.global.logging.level }}
{{- end}}
{{- if .Values.global.logAsJson }}
- --log_as_json
{{- end }}
- --domain
- {{ .Values.global.proxy.clusterDomain }}
{{- if .Values.taint.namespace }}
- --cniNamespace={{ .Values.taint.namespace }}
{{- end }}
- --keepaliveMaxServerConnectionAge
- "{{ .Values.keepaliveMaxServerConnectionAge }}"
{{- if .Values.extraContainerArgs }}
{{- with .Values.extraContainerArgs }}
{{- toYaml . | nindent 10 }}
{{- end }}
{{- end }}
ports:
- containerPort: 8080
protocol: TCP
name: http-debug
- containerPort: 15010
protocol: TCP
name: grpc-xds
- containerPort: 15012
protocol: TCP
name: tls-xds
- containerPort: 15017
protocol: TCP
name: https-webhooks
- containerPort: 15014
protocol: TCP
name: http-monitoring
readinessProbe:
httpGet:
path: /ready
port: 8080
initialDelaySeconds: 1
periodSeconds: 3
timeoutSeconds: 5
env:
- name: REVISION
value: "{{ .Values.revision | default `default` }}"
- name: PILOT_CERT_PROVIDER
value: {{ .Values.global.pilotCertProvider }}
- name: POD_NAME
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: metadata.name
- name: POD_NAMESPACE
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: metadata.namespace
- name: SERVICE_ACCOUNT
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: spec.serviceAccountName
- name: KUBECONFIG
value: /var/run/secrets/remote/config
# If you explicitly told us where ztunnel lives, use that.
# Otherwise, assume it lives in our namespace
# Also, check for an explicit ENV override (legacy approach) and prefer that
# if present
{{ $ztTrustedNS := or .Values.trustedZtunnelNamespace .Release.Namespace }}
{{ $ztTrustedName := or .Values.trustedZtunnelName "ztunnel" }}
{{- if not .Values.env.CA_TRUSTED_NODE_ACCOUNTS }}
- name: CA_TRUSTED_NODE_ACCOUNTS
value: "{{ $ztTrustedNS }}/{{ $ztTrustedName }}"
{{- end }}
{{- if .Values.env }}
{{- range $key, $val := .Values.env }}
- name: {{ $key }}
value: "{{ $val }}"
{{- end }}
{{- end }}
{{- with .Values.envVarFrom }}
{{- toYaml . | nindent 10 }}
{{- end }}
{{- if .Values.traceSampling }}
- name: PILOT_TRACE_SAMPLING
value: "{{ .Values.traceSampling }}"
{{- end }}
# If externalIstiod is set via Values.Global, then enable the pilot env variable. However, if it's set via Values.pilot.env, then
# don't set it here to avoid duplication.
# TODO (nshankar13): Move from Helm chart to code: https://github.com/istio/istio/issues/52449
{{- if and .Values.global.externalIstiod (not (and .Values.env .Values.env.EXTERNAL_ISTIOD)) }}
- name: EXTERNAL_ISTIOD
value: "{{ .Values.global.externalIstiod }}"
{{- end }}
- name: PILOT_ENABLE_ANALYSIS
value: "{{ .Values.global.istiod.enableAnalysis }}"
- name: CLUSTER_ID
value: "{{ $.Values.global.multiCluster.clusterName | default `Kubernetes` }}"
- name: GOMEMLIMIT
valueFrom:
resourceFieldRef:
resource: limits.memory
divisor: "1"
- name: GOMAXPROCS
valueFrom:
resourceFieldRef:
resource: limits.cpu
divisor: "1"
- name: PLATFORM
value: "{{ coalesce .Values.global.platform .Values.platform }}"
resources:
{{- if .Values.resources }}
{{ toYaml .Values.resources | trim | indent 12 }}
{{- else }}
{{ toYaml .Values.global.defaultResources | trim | indent 12 }}
{{- end }}
securityContext:
allowPrivilegeEscalation: false
readOnlyRootFilesystem: true
runAsNonRoot: true
capabilities:
drop:
- ALL
{{- if .Values.seccompProfile }}
seccompProfile:
{{ toYaml .Values.seccompProfile | trim | indent 14 }}
{{- end }}
volumeMounts:
- name: istio-token
mountPath: /var/run/secrets/tokens
readOnly: true
- name: local-certs
mountPath: /var/run/secrets/istio-dns
- name: cacerts
mountPath: /etc/cacerts
readOnly: true
- name: istio-kubeconfig
mountPath: /var/run/secrets/remote
readOnly: true
{{- if .Values.jwksResolverExtraRootCA }}
- name: extracacerts
mountPath: /cacerts
{{- end }}
- name: istio-csr-dns-cert
mountPath: /var/run/secrets/istiod/tls
readOnly: true
- name: istio-csr-ca-configmap
mountPath: /var/run/secrets/istiod/ca
readOnly: true
{{- with .Values.volumeMounts }}
{{- toYaml . | nindent 10 }}
{{- end }}
volumes:
# Technically not needed on this pod - but it helps debugging/testing SDS
# Should be removed after everything works.
- emptyDir:
medium: Memory
name: local-certs
- name: istio-token
projected:
sources:
- serviceAccountToken:
audience: {{ .Values.global.sds.token.aud }}
expirationSeconds: 43200
path: istio-token
# Optional: user-generated root
- name: cacerts
secret:
secretName: cacerts
optional: true
- name: istio-kubeconfig
secret:
secretName: istio-kubeconfig
optional: true
# Optional: istio-csr dns pilot certs
- name: istio-csr-dns-cert
secret:
secretName: istiod-tls
optional: true
- name: istio-csr-ca-configmap
{{- if eq (.Values.env).ENABLE_CLUSTER_TRUST_BUNDLE_API true }}
projected:
sources:
- clusterTrustBundle:
name: istio.io:istiod-ca:root-cert
path: root-cert.pem
optional: true
{{- else }}
configMap:
name: istio-ca-root-cert
defaultMode: 420
optional: true
{{- end }}
{{- if .Values.jwksResolverExtraRootCA }}
- name: extracacerts
configMap:
name: pilot-jwks-extra-cacerts{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
{{- end }}
{{- with .Values.volumes }}
{{- toYaml . | nindent 6}}
{{- end }}
---
{{- end }}