ingress-nginx-helm/charts/ingress-nginx/templates/default-backend-deployment.yaml
Graham McGregor 2205edb16b Allow pulling images by digest
The digest uniquely identifies a specific version of the image, so it is
never updated by Kubernetes unless you change the digest value. This is
desirable for security to gain confidence that no unvetted changes are
pulled to a deployment.
2020-05-20 12:05:43 -04:00

96 lines
4.3 KiB
YAML

{{- if .Values.defaultBackend.enabled -}}
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
{{- include "ingress-nginx.labels" . | nindent 4 }}
app.kubernetes.io/component: default-backend
name: {{ include "ingress-nginx.defaultBackend.fullname" . }}
spec:
selector:
matchLabels:
{{- include "ingress-nginx.selectorLabels" . | nindent 6 }}
app.kubernetes.io/component: default-backend
replicas: {{ .Values.defaultBackend.replicaCount }}
revisionHistoryLimit: {{ .Values.revisionHistoryLimit }}
template:
metadata:
{{- if .Values.defaultBackend.podAnnotations }}
annotations: {{ toYaml .Values.defaultBackend.podAnnotations | nindent 8 }}
{{- end }}
labels:
{{- include "ingress-nginx.selectorLabels" . | nindent 8 }}
app.kubernetes.io/component: default-backend
{{- if .Values.defaultBackend.podLabels }}
{{- toYaml .Values.defaultBackend.podLabels | nindent 8 }}
{{- end }}
spec:
{{- if .Values.imagePullSecrets }}
imagePullSecrets: {{ toYaml .Values.imagePullSecrets | nindent 8 }}
{{- end }}
{{- if .Values.defaultBackend.priorityClassName }}
priorityClassName: {{ .Values.defaultBackend.priorityClassName }}
{{- end }}
{{- if .Values.defaultBackend.podSecurityContext }}
securityContext: {{ toYaml .Values.defaultBackend.podSecurityContext | nindent 8 }}
{{- end }}
containers:
- name: {{ template "ingress-nginx.name" . }}-default-backend
{{- with .Values.defaultBackend.image }}
image: "{{.repository}}{{- if (.digest) -}} @{{.digest}} {{- else -}} :{{ .tag }} {{- end -}}"
{{- end }}
imagePullPolicy: {{ .Values.defaultBackend.image.pullPolicy }}
{{- if .Values.defaultBackend.extraArgs }}
args:
{{- range $key, $value := .Values.defaultBackend.extraArgs }}
{{- if $value }}
- --{{ $key }}={{ $value }}
{{- else }}
- --{{ $key }}
{{- end }}
{{- end }}
{{- end }}
securityContext:
runAsUser: {{ .Values.defaultBackend.image.runAsUser }}
{{- if .Values.defaultBackend.extraEnvs }}
env: {{ toYaml .Values.defaultBackend.extraEnvs | nindent 12 }}
{{- end }}
livenessProbe:
httpGet:
path: /healthz
port: {{ .Values.defaultBackend.port }}
scheme: HTTP
initialDelaySeconds: {{ .Values.defaultBackend.livenessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.defaultBackend.livenessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.defaultBackend.livenessProbe.timeoutSeconds }}
successThreshold: {{ .Values.defaultBackend.livenessProbe.successThreshold }}
failureThreshold: {{ .Values.defaultBackend.livenessProbe.failureThreshold }}
readinessProbe:
httpGet:
path: /healthz
port: {{ .Values.defaultBackend.port }}
scheme: HTTP
initialDelaySeconds: {{ .Values.defaultBackend.readinessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.defaultBackend.readinessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.defaultBackend.readinessProbe.timeoutSeconds }}
successThreshold: {{ .Values.defaultBackend.readinessProbe.successThreshold }}
failureThreshold: {{ .Values.defaultBackend.readinessProbe.failureThreshold }}
ports:
- name: http
containerPort: {{ .Values.defaultBackend.port }}
protocol: TCP
{{- if .Values.defaultBackend.resources }}
resources: {{ toYaml .Values.defaultBackend.resources | nindent 12 }}
{{- end }}
{{- if .Values.defaultBackend.nodeSelector }}
nodeSelector: {{ toYaml .Values.defaultBackend.nodeSelector | nindent 8 }}
{{- end }}
serviceAccountName: {{ template "ingress-nginx.defaultBackend.serviceAccountName" . }}
{{- if .Values.defaultBackend.tolerations }}
tolerations: {{ toYaml .Values.defaultBackend.tolerations | nindent 8 }}
{{- end }}
{{- if .Values.defaultBackend.affinity }}
affinity: {{ toYaml .Values.defaultBackend.affinity | nindent 8 }}
{{- end }}
terminationGracePeriodSeconds: 60
{{- end }}