Use resources and image definition of postgres for initdb container (#29

)

* Use resources and image definition of postgres for initdb container

* Improve templating of cluster domain

* Bump version to 2.1.0

Allow customizing resources for initDb container of seeder db

charts/openproject/Chart.yaml

@@ -5,7 +5,7 @@ description: "A Helm chart for running OpenProject via Kubernetes"
 home: "https://www.openproject.org/"
 icon: "https://www.openproject.org/assets/images/press/openproject-icon-original-color-41055eb6.png"
 type: "application"
-version: "2.0.4"
+version: "2.1.0"
 appVersion: "12"
 maintainers:
   - name: OpenProject

charts/openproject/templates/secrets.yaml

@@ -7,7 +7,7 @@ metadata:
     {{- include "common.labels.standard" . | nindent 4 }}
 stringData:
   {{- if .Values.postgresql.bundled }}
-  DATABASE_HOST: {{ printf "%s-postgresql.%s.svc.cluster.local" .Release.Name .Release.Namespace | quote }}
+  DATABASE_HOST: {{ printf "%s-postgresql.%s.svc.%s" .Release.Name .Release.Namespace .Values.clusterDomain | quote }}
   DATABASE_PORT: "{{ .Values.postgresql.primary.service.ports.postgresql }}"
   DATABASE_URL: "postgresql://{{ .Values.postgresql.auth.username }}:{{ .Values.postgresql.auth.password }}@{{ include "common.names.dependency.fullname" (dict "chartName" "postgresql" "chartValues" .Values.postgresql "context" $) }}:{{ .Values.postgresql.primary.service.ports.postgresql }}/{{ .Values.postgresql.auth.database }}"
   {{- else }}

charts/openproject/templates/seeder-job.yaml

@@ -16,7 +16,8 @@ spec:
       {{- end }}
       initContainers:
         - name: check-db-ready
-          image: postgres:13
+          image: "{{ .Values.initdb.image.registry }}/{{ .Values.initdb.image.repository }}:{{ .Values.initdb.image.tag }}"
+          imagePullPolicy: {{ .Values.initdb.image.imagePullPolicy }}
           command: [
             'sh',
             '-c',
@@ -25,6 +26,8 @@ spec:
           envFrom:
             - secretRef:
                 name: {{ include "common.names.fullname" . }}
+          resources:
+            {{- toYaml .Values.initdb.resources | nindent 12 }}
       containers:
         - name: seeder
           image: "{{ .Values.image.registry }}/{{ .Values.image.repository }}{{ if .Values.image.sha256 }}@sha256:{{ .Values.image.sha256 }}{{ else }}:{{ .Values.image.tag }}{{ end }}"

charts/openproject/values.yaml

@@ -33,6 +33,45 @@ environment: {}
 #
 fullnameOverride: ""
 
+##
+# Override the cluster domain name used in templating
+clusterDomain: "cluster.local"
+
+## Define settings for wait-for-db init-container
+#
+initdb:
+  image:
+    ## Define docker registry address.
+    #
+    registry: "docker.io"
+
+    ## Define repository string.
+    #
+    repository: "postgres"
+
+    # Postgres version to use
+    tag: 13
+
+    ## Define a imagePullPolicy.
+    ##
+    ## Ref.: https://kubernetes.io/docs/concepts/containers/images/#image-pull-policy
+    ##
+    ## "IfNotPresent" => The image is pulled only if it is not already present locally.
+    ## "Always" => Every time the kubelet launches a container, the kubelet queries the container image registry to
+    ##             resolve the name to an image digest. If the kubelet has a container image with that exact digest cached
+    ##             locally, the kubelet uses its cached image; otherwise, the kubelet pulls the image with the resolved
+    ##             digest, and uses that image to launch the container.
+    ## "Never" => The kubelet does not try fetching the image. If the image is somehow already present locally, the
+    ##            kubelet attempts to start the container; otherwise, startup fails
+    #
+    imagePullPolicy: "Always"
+
+  resources:
+    limits:
+      memory: "200Mi"
+    requests:
+      memory: "200Mi"
+
 ## Define and create Kubernetes Service.
 ##
 ## Ref.: https://kubernetes.io/docs/concepts/services-networking/ingress/