Added psql

k8s/core/postgresql/main-db.yaml

@@ -0,0 +1,152 @@
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: psql
+  namespace: psql
+  labels:
+    app: psql
+    app.kubernetes.io/name: psql
+    reloader.stakater.com/auto: "true"
+spec:
+  selector:
+    matchLabels:
+      app: psql
+  replicas: 1
+  strategy:
+    type: Recreate
+  template:
+    metadata:
+      labels:
+        app: psql
+    spec:
+      nodeSelector:
+        kubernetes.io/hostname: master.tail2fe2d.ts.net
+      volumes:
+        - name: storage
+          hostPath:
+            path: /k8s/psql
+            type: DirectoryOrCreate
+      containers:
+        - name: psql
+          image: 'bitnami/postgresql:17'
+          env:
+            - name: POSTGRESQL_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: postgres-secret
+                  key: PGADMIN_DEFAULT_PASSWORD
+          #         command:
+          #           - pg_resetwal
+          #           - /bitnami/postgresql/data
+
+          ports:
+            - name: http
+              containerPort: 5432
+              protocol: TCP
+          volumeMounts:
+            - name: storage
+              mountPath: /bitnami/postgresql
+        - name: psql-exporter
+          image: 'quay.io/prometheuscommunity/postgres-exporter:latest'
+          env:
+            - name: DATA_SOURCE_URI
+              value: "localhost:5432/postgres?sslmode=disable"
+            - name: DATA_SOURCE_USER
+              value: "postgres"
+            - name: DATA_SOURCE_PASS
+              valueFrom:
+                secretKeyRef:
+                  name: postgres-secret
+                  key: PGADMIN_DEFAULT_PASSWORD
+          ports:
+            - name: metrics
+              containerPort: 9187
+              protocol: TCP
+        - name: user-creation
+          image: 'bitnami/postgresql:17'
+          command:
+            - /bin/bash
+            - -c
+            - |
+              until pg_isready -h 127.0.0.1 -p 5432 -U postgres; do
+                echo "Waiting for database to be ready..."
+                sleep 2
+              done
+
+              for var in $(printenv | grep "^USER_" | awk -F '=' '{print $1}'); do
+                USERNAME=${var#"USER_"}
+                PASSWORD=$(printenv "$var")
+                echo "Creating user $USERNAME"
+                psql -h 127.0.0.1 -p 5432 -U postgres -d postgres -c "CREATE USER $USERNAME WITH PASSWORD '$PASSWORD';"
+                echo "Creating database $USERNAME"
+                psql -h 127.0.0.1 -p 5432 -U postgres -d postgres -c "CREATE DATABASE $USERNAME WITH OWNER = $USERNAME ENCODING = 'UTF8';"
+              done
+              echo All done
+              tail -f /dev/null
+          envFrom:
+            - secretRef:
+                name: postgres-users
+          env:
+            - name: PGPASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: postgres-secret
+                  key: PGADMIN_DEFAULT_PASSWORD
+---
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: psql-monitor
+  namespace: psql
+spec:
+  endpoints:
+    - interval: 30s
+      #metricRelabelings:
+
+      #- action: keep
+      #  regex: lm-api
+      #  sourceLabels:
+      #  - service
+      #- action: replace
+      #  replacement: "true"
+      #  targetLabel: global
+      path: /metrics
+      port: metrics
+      scheme: http
+  namespaceSelector:
+    matchNames:
+      - psql
+  selector:
+    matchLabels:
+      app: psql
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: psql
+  namespace: psql
+spec:
+  selector:
+    app: psql
+  ports:
+    - protocol: TCP
+      port: 5432
+      targetPort: 5432
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: psql-exporter
+  namespace: psql
+  labels:
+    app.kubernetes.io/name: psql-exporter
+spec:
+  selector:
+    app: psql
+  ports:
+    - protocol: TCP
+      name: metrics
+      port: 9187
+      targetPort: 9187
+