Add PostgreSQL

Author: Munkkeli

Dockerfile

@@ -7,6 +7,9 @@ FROM node:20.9.0-slim
 # Update basic packages
 RUN apt-get update && apt-get install -y nano supervisor openssh-server git bash wget curl locales libc6 libstdc++6 python-is-python3 ca-certificates tar
 
+# Install PostgreSQL client
+RUN apt-get install -y postgresql-client
+
 # SSH keys and some login related stuff (some work only for prod)
 RUN mkdir -p /run/sshd /root/.ssh \
   && chmod 0700 /root/.ssh \

README.md

@@ -1,2 +1,12 @@
 [Astro](https://astro.build/) is an all-in-one web framework for building fast, content-focused websites.
 SSR support with the [Node.js](https://docs.astro.build/en/guides/integrations-guide/node/) adapter is preconfigured.
+
+### PostgreSQL
+
+You can optionally add a PostgreSQL DB to your project.
+
+Connect via CLI:
+
+```bash
+su postgres -c 'psql'
+```

diploi-template.yaml

@@ -15,6 +15,35 @@ contexts:
   - name: app
     identifier: app
 
+parameterGroups:
+  - name: PostgreSQL Database
+    identifier: postgres
+    toggleable: true
+    description: Database connection info
+    defaultValue: FALSE
+    parameters:
+      - name: Host
+        identifier: POSTGRES_HOST
+        defaultValue: postgres
+        type: string
+      - name: Port
+        identifier: POSTGRES_PORT
+        defaultValue: 5432
+        type: integer
+      - name: User
+        identifier: POSTGRES_USER
+        defaultValue: postgres
+        type: string
+        contexts: label=postgres,label=app
+      - name: Password
+        identifier: POSTGRES_PASSWORD
+        defaultValue: postgres
+        type: secret
+      - name: Schema
+        identifier: POSTGRES_DB
+        defaultValue: todo
+        type: string
+
 repositories:
   - name: app
     identifier: app
@@ -59,6 +88,12 @@ storage:
     stages:
       - development
     sizeMiB: 6144
+  - identifier: postgres
+    stages:
+      - production
+      - staging
+      - development
+    sizeMiB: 4096
 
 status:
   url: http://app:3000/status

templates/postgres-service.yaml

@@ -0,0 +1,13 @@
+{{- if eq .Values.parameterGroupsEnabled.postgres true }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+spec:
+  type: NodePort
+  ports:
+    - name: postgres
+      port: 5432
+  selector:
+    app: postgres
+{{ end }}

templates/postgres.yaml

@@ -0,0 +1,44 @@
+{{- if eq .Values.parameterGroupsEnabled.postgres true }}
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: postgres
+spec:
+  selector:
+    matchLabels:
+      app: postgres
+  serviceName: postgres
+  replicas: {{ ternary 1 0 $.Values.enabled }}
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      containers:
+        - name: postgres
+          image: postgres:14.1
+          imagePullPolicy: Always
+          ports:
+            - containerPort: 5432
+              name: postgres
+          env:
+            - name: PGDATA
+              value: /postgres/data
+            {{- range $.Values.env }}
+            {{- if contains "postgres" .contexts }}
+            - name: {{ .identifier }}
+              value: {{ .value | quote }}
+            {{- end }}
+            {{- end }}
+            {{- range $.Values.parameterGroups }}
+            - name: {{ .identifier }}
+              value: {{ .value | quote }}
+            {{- end }}
+          volumeMounts:
+            - name: postgres-mount
+              mountPath: /postgres
+      volumes:
+        - name: postgres-mount
+          hostPath:
+            path: {{ $.Values.storage.postgres.hostPath }}
+{{ end }}