zot: helm chart and app cue configuration
Zot OCI registry: https://zotregistry.dev/
Change-Id: I40ec7383cdc6450613deae862d92d25cc647c892
diff --git a/charts/zot/templates/NOTES.txt b/charts/zot/templates/NOTES.txt
new file mode 100644
index 0000000..45572c7
--- /dev/null
+++ b/charts/zot/templates/NOTES.txt
@@ -0,0 +1,6 @@
+Get the application URL by running these commands:
+{{- if contains "NodePort" .Values.service.type }}
+ export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "zot.fullname" . }})
+ export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+ echo http://$NODE_IP:$NODE_PORT
+{{- end }}
\ No newline at end of file
diff --git a/charts/zot/templates/_helpers.tpl b/charts/zot/templates/_helpers.tpl
new file mode 100644
index 0000000..67db10e
--- /dev/null
+++ b/charts/zot/templates/_helpers.tpl
@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "zot.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "zot.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "zot.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "zot.labels" -}}
+helm.sh/chart: {{ include "zot.chart" . }}
+{{ include "zot.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "zot.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "zot.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "zot.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "zot.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
diff --git a/charts/zot/templates/configmap.yaml b/charts/zot/templates/configmap.yaml
new file mode 100644
index 0000000..a6a29c3
--- /dev/null
+++ b/charts/zot/templates/configmap.yaml
@@ -0,0 +1,10 @@
+{{- if and .Values.mountConfig .Values.configFiles }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+ name: {{ .Release.Name }}-config
+data:
+{{- range $key, $val := .Values.configFiles }}
+ {{ $key }}: {{ $val | quote }}
+{{- end }}
+{{- end }}
diff --git a/charts/zot/templates/deployment.yaml b/charts/zot/templates/deployment.yaml
new file mode 100644
index 0000000..8918bc0
--- /dev/null
+++ b/charts/zot/templates/deployment.yaml
@@ -0,0 +1,146 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+ name: {{ include "zot.fullname" . }}
+ labels:
+ {{- include "zot.labels" . | nindent 4 }}
+spec:
+ replicas: {{ .Values.replicaCount }}
+ {{- with .Values.strategy }}
+ strategy:
+ {{- toYaml . | nindent 4 }}
+ {{- end }}
+ selector:
+ matchLabels:
+ {{- include "zot.selectorLabels" . | nindent 6 }}
+ template:
+ metadata:
+ annotations:
+ {{- with .Values.podAnnotations }}
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
+ {{- if and .Values.mountConfig .Values.configFiles }}
+ checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+ {{- end }}
+ {{- if .Values.forceRoll }}
+ rollme: {{ randAlphaNum 5 | quote }}
+ {{- end }}
+ labels:
+ {{- include "zot.selectorLabels" . | nindent 8 }}
+ spec:
+ {{- with .Values.imagePullSecrets }}
+ imagePullSecrets:
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
+ serviceAccountName: {{ include "zot.serviceAccountName" . }}
+ securityContext:
+ {{- toYaml .Values.podSecurityContext | nindent 8 }}
+ containers:
+ - name: {{ .Chart.Name }}
+ securityContext:
+ {{- toYaml .Values.securityContext | nindent 12 }}
+ image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+ imagePullPolicy: {{ .Values.image.pullPolicy }}
+ env:
+ {{- toYaml .Values.env | nindent 12 }}
+ ports:
+ - name: zot
+ containerPort: 5000
+ protocol: TCP
+ {{- if or (not (empty .Values.extraVolumeMounts)) .Values.mountConfig .Values.mountSecret .Values.persistence .Values.externalSecrets }}
+ volumeMounts:
+ {{- if .Values.mountConfig }}
+ - mountPath: '/etc/zot'
+ name: {{ .Release.Name }}-config
+ {{- end }}
+ {{- if .Values.mountSecret }}
+ - mountPath: '/secret'
+ name: {{ .Release.Name }}-secret
+ {{- end }}
+ {{- range .Values.externalSecrets }}
+ - mountPath: {{ .mountPath | quote }}
+ name: {{ .secretName | quote }}
+ {{- end }}
+ {{- if .Values.persistence }}
+ - mountPath: '/var/lib/registry'
+ name: {{ .Release.Name }}-volume
+ {{- end }}
+ {{- with .Values.extraVolumeMounts }}
+ {{- toYaml . | nindent 12 }}
+ {{- end }}
+ {{- end }}
+ livenessProbe:
+ initialDelaySeconds: 5
+ httpGet:
+ path: /v2/
+ port: 5000
+ scheme: {{ .Values.httpGet.scheme }}
+ {{- if .Values.authHeader }}
+ httpHeaders:
+ - name: Authorization
+ value: Basic {{ .Values.authHeader }}
+ {{- end }}
+ readinessProbe:
+ initialDelaySeconds: 5
+ httpGet:
+ path: /v2/
+ port: 5000
+ scheme: {{ .Values.httpGet.scheme }}
+ {{- if .Values.authHeader }}
+ httpHeaders:
+ - name: Authorization
+ value: Basic {{ .Values.authHeader }}
+ {{- end }}
+ startupProbe:
+ initialDelaySeconds: {{ .Values.startupProbe.initialDelaySeconds }}
+ periodSeconds: {{ .Values.startupProbe.periodSeconds }}
+ failureThreshold: {{ .Values.startupProbe.failureThreshold }}
+ httpGet:
+ path: /v2/
+ port: 5000
+ scheme: {{ .Values.httpGet.scheme }}
+ {{- if .Values.authHeader }}
+ httpHeaders:
+ - name: Authorization
+ value: Basic {{ .Values.authHeader }}
+ {{- end }}
+ resources:
+ {{- toYaml .Values.resources | nindent 12 }}
+ {{- if or .Values.mountConfig .Values.mountSecret .Values.persistence .Values.externalSecrets (not (empty .Values.extraVolumes))}}
+ volumes:
+ {{- if .Values.mountConfig }}
+ - name: {{ .Release.Name }}-config
+ configMap:
+ name: {{ .Release.Name }}-config
+ {{- end }}
+ {{- if .Values.mountSecret }}
+ - name: {{ .Release.Name }}-secret
+ secret:
+ secretName: {{ .Release.Name }}-secret
+ {{- end }}
+ {{- range .Values.externalSecrets }}
+ - name: {{ .secretName }}
+ secret:
+ secretName: {{ .secretName }}
+ {{- end }}
+ {{- if .Values.persistence }}
+ - name: {{ .Release.Name }}-volume
+ persistentVolumeClaim:
+ claimName: {{ .Values.pvc.name | default (printf "%s-pvc" .Release.Name) }}
+ {{- end }}
+ {{- with .Values.extraVolumes }}
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
+ {{- end }}
+ {{- with .Values.nodeSelector }}
+ nodeSelector:
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
+ {{- with .Values.affinity }}
+ affinity:
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
+ {{- with .Values.tolerations }}
+ tolerations:
+ {{- toYaml . | nindent 8 }}
+ {{- end }}
diff --git a/charts/zot/templates/ingress.yaml b/charts/zot/templates/ingress.yaml
new file mode 100644
index 0000000..02d9dbf
--- /dev/null
+++ b/charts/zot/templates/ingress.yaml
@@ -0,0 +1,63 @@
+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "zot.fullname" . -}}
+{{- $httpPort := .Values.service.port -}}
+{{- $pathtype := .Values.ingress.pathtype -}}
+{{- $ingressPath := .Values.ingress.path -}}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+ name: {{ $fullName }}
+ labels:
+ app: {{ .Chart.Name }}
+ release: {{ .Release.Name }}
+{{- with .Values.ingress.annotations }}
+ annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+ {{- if .Values.ingress.className }}
+ ingressClassName: {{ .Values.ingress.className | quote }}
+ {{- end }}
+{{- if .Values.ingress.tls }}
+ tls:
+ {{- if .ingressPath }}
+ {{- range .Values.ingress.tls }}
+ - hosts:
+ {{- range .hosts }}
+ - {{ . }}
+ {{- end }}
+ secretName: {{ .secretName }}
+ {{- end }}
+{{- else }}
+{{ toYaml .Values.ingress.tls | indent 4 }}
+ {{- end }}
+{{- end}}
+ rules:
+ {{- range .Values.ingress.hosts }}
+ {{- if $ingressPath }}
+ - host: {{ . }}
+ http:
+ paths:
+ - path: {{ $ingressPath }}
+ pathType: {{ $pathtype }}
+ backend:
+ service:
+ name: {{ $fullName }}
+ port:
+ number: {{ $httpPort }}
+ {{- else }}
+ - host: {{ .host }}
+ http:
+ paths:
+ {{- range .paths }}
+ - path: {{ .path }}
+ pathType: {{ $pathtype }}
+ backend:
+ service:
+ name: {{ $fullName }}
+ port:
+ number: {{ .servicePort | default $httpPort }}
+ {{- end }}
+ {{- end }}
+ {{- end }}
+ {{- end }}
diff --git a/charts/zot/templates/pvc.yaml b/charts/zot/templates/pvc.yaml
new file mode 100644
index 0000000..d30c59a
--- /dev/null
+++ b/charts/zot/templates/pvc.yaml
@@ -0,0 +1,15 @@
+{{- if and .Values.persistence .Values.pvc .Values.pvc.create }}
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+ name: {{ .Values.pvc.name | default (printf "%s-pvc" .Release.Name) }}
+spec:
+ accessModes:
+ - {{ .Values.pvc.accessMode | default "ReadWriteOnce" }}
+ resources:
+ requests:
+ storage: {{ .Values.pvc.storage | default "8Gi" }}
+ {{- if .Values.pvc.storageClassName }}
+ storageClassName: {{ .Values.pvc.storageClassName }}
+ {{- end }}
+{{- end }}
diff --git a/charts/zot/templates/secret.yaml b/charts/zot/templates/secret.yaml
new file mode 100644
index 0000000..4d5f8d1
--- /dev/null
+++ b/charts/zot/templates/secret.yaml
@@ -0,0 +1,11 @@
+{{- if and .Values.mountSecret .Values.secretFiles }}
+apiVersion: v1
+kind: Secret
+metadata:
+ name: {{ .Release.Name }}-secret
+type: Opaque
+data:
+{{- range $key, $val := .Values.secretFiles }}
+ {{ $key }}: {{ $val | b64enc }}
+{{- end }}
+{{- end }}
diff --git a/charts/zot/templates/service.yaml b/charts/zot/templates/service.yaml
new file mode 100644
index 0000000..14b997b
--- /dev/null
+++ b/charts/zot/templates/service.yaml
@@ -0,0 +1,25 @@
+apiVersion: v1
+kind: Service
+metadata:
+ name: {{ include "zot.fullname" . }}
+ labels:
+ {{- include "zot.labels" . | nindent 4 }}
+{{- with .Values.service.annotations }}
+ annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+ type: {{ .Values.service.type }}
+ {{- if and .Values.service.clusterIP ( eq .Values.service.type "ClusterIP" ) }}
+ clusterIP: {{ .Values.service.clusterIP }}
+ {{- end }}
+ ports:
+ - port: {{ .Values.service.port }}
+ targetPort: zot
+ protocol: TCP
+ name: zot
+ {{- if .Values.service.nodePort }}
+ nodePort: {{ .Values.service.nodePort }}
+ {{- end }}
+ selector:
+ {{- include "zot.selectorLabels" . | nindent 4 }}
diff --git a/charts/zot/templates/serviceaccount.yaml b/charts/zot/templates/serviceaccount.yaml
new file mode 100644
index 0000000..23f5efa
--- /dev/null
+++ b/charts/zot/templates/serviceaccount.yaml
@@ -0,0 +1,12 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+ name: {{ include "zot.serviceAccountName" . }}
+ labels:
+ {{- include "zot.labels" . | nindent 4 }}
+ {{- with .Values.serviceAccount.annotations }}
+ annotations:
+ {{- toYaml . | nindent 4 }}
+ {{- end }}
+{{- end }}
diff --git a/charts/zot/templates/tests/test-connection-fails.yaml b/charts/zot/templates/tests/test-connection-fails.yaml
new file mode 100644
index 0000000..0e7a059
--- /dev/null
+++ b/charts/zot/templates/tests/test-connection-fails.yaml
@@ -0,0 +1,28 @@
+apiVersion: v1
+kind: Pod
+metadata:
+ name: "{{ include "zot.fullname" . }}-test-connection-fails"
+ labels:
+ {{- include "zot.labels" . | nindent 4 }}
+ annotations:
+ "helm.sh/hook": test
+ "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded,hook-failed
+spec:
+ containers:
+ - name: wget
+ image: alpine:3.18
+ command:
+ - sh
+ - -c
+ - |
+ scheme="http"
+ {{- if eq $.Values.httpGet.scheme "HTTPS"}}
+ scheme="https"
+ {{- end }}
+ echo "$scheme"
+ {{- if .Values.authHeader }}
+ wget --no-check-certificate -o output $scheme://{{ include "zot.fullname" . }}:{{ .Values.service.port }}/v2/_catalog || (grep Unauthorized output)
+ {{- else }}
+ wget --no-check-certificate $scheme://{{ include "zot.fullname" . }}:{{ .Values.service.port }}/v2/_catalog
+ {{- end }}
+ restartPolicy: Never
diff --git a/charts/zot/templates/tests/test-connection.yaml b/charts/zot/templates/tests/test-connection.yaml
new file mode 100644
index 0000000..59c64b4
--- /dev/null
+++ b/charts/zot/templates/tests/test-connection.yaml
@@ -0,0 +1,28 @@
+apiVersion: v1
+kind: Pod
+metadata:
+ name: "{{ include "zot.fullname" . }}-test-connection"
+ labels:
+ {{- include "zot.labels" . | nindent 4 }}
+ annotations:
+ "helm.sh/hook": test
+ "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded,hook-failed
+spec:
+ containers:
+ - name: wget
+ image: alpine:3.18
+ command:
+ - sh
+ - -c
+ - |
+ scheme="http"
+ {{- if eq $.Values.httpGet.scheme "HTTPS"}}
+ scheme="https"
+ {{- end }}
+ echo "$scheme"
+ {{- if .Values.authHeader }}
+ wget --no-check-certificate --header "Authorization: Basic {{ .Values.authHeader }}" $scheme://{{ include "zot.fullname" . }}:{{ .Values.service.port }}/v2/_catalog
+ {{- else }}
+ wget --no-check-certificate $scheme://{{ include "zot.fullname" . }}:{{ .Values.service.port }}/v2/_catalog
+ {{- end }}
+ restartPolicy: Never