From c943294e5d5cef180cc58e7903f032ddcceebc95 Mon Sep 17 00:00:00 2001
From: ljupcovangelski <ljupco@airy.co>
Date: Thu, 26 Jan 2023 21:17:50 +0100
Subject: [PATCH] [#4020] Add PostgreSQL helm chart

---
 .../charts/tools/charts/postgresql/Chart.yaml |  5 ++
 .../charts/postgresql/templates/secret.yaml   |  9 ++++
 .../charts/postgresql/templates/service.yaml  | 15 ++++++
 .../postgresql/templates/statefulset.yaml     | 49 +++++++++++++++++++
 .../tools/charts/postgresql/values.yaml       |  4 ++
 5 files changed, 82 insertions(+)
 create mode 100644 infrastructure/helm-chart/charts/tools/charts/postgresql/Chart.yaml
 create mode 100644 infrastructure/helm-chart/charts/tools/charts/postgresql/templates/secret.yaml
 create mode 100644 infrastructure/helm-chart/charts/tools/charts/postgresql/templates/service.yaml
 create mode 100644 infrastructure/helm-chart/charts/tools/charts/postgresql/templates/statefulset.yaml
 create mode 100644 infrastructure/helm-chart/charts/tools/charts/postgresql/values.yaml

diff --git a/infrastructure/helm-chart/charts/tools/charts/postgresql/Chart.yaml b/infrastructure/helm-chart/charts/tools/charts/postgresql/Chart.yaml
new file mode 100644
index 0000000000..823c96c1b2
--- /dev/null
+++ b/infrastructure/helm-chart/charts/tools/charts/postgresql/Chart.yaml
@@ -0,0 +1,5 @@
+apiVersion: v2
+appVersion: "1.0"
+description: PostgreSQL Server
+name: postgresql
+version: 15.1
diff --git a/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/secret.yaml b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/secret.yaml
new file mode 100644
index 0000000000..b3eaeb9012
--- /dev/null
+++ b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/secret.yaml
@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+type: Opaque
+data:
+  postgres-password: {{ default (randAlphaNum 32) | b64enc | quote }}
diff --git a/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/service.yaml b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/service.yaml
new file mode 100644
index 0000000000..0f8805f575
--- /dev/null
+++ b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/service.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  type: ClusterIP
+  clusterIP: None
+  ports:
+    - name: postgres
+      port: {{ .Values.port }}
+      targetPort: {{ .Values.port }}
+  selector:
+    app: postgres
diff --git a/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/statefulset.yaml b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/statefulset.yaml
new file mode 100644
index 0000000000..db74c96041
--- /dev/null
+++ b/infrastructure/helm-chart/charts/tools/charts/postgresql/templates/statefulset.yaml
@@ -0,0 +1,49 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres
+  serviceName: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:      
+      terminationGracePeriodSeconds: 10
+      containers:
+        - name: postgres
+          image: "postgres:{{ .Values.version }}"
+          imagePullPolicy: "IfNotPresent"
+          env:
+            - name: POSTGRES_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: postgres
+                  key: postgres-password
+          ports:
+            - name: postgres
+              containerPort: {{ .Values.port }}
+          livenessProbe:
+            tcpSocket:
+              port: {{ .Values.port }}
+            initialDelaySeconds: 20
+            periodSeconds: 10
+            timeoutSeconds: 5
+            successThreshold: 1
+            failureThreshold: 5
+          resources: {{ .Values.resources }}
+  volumeClaimTemplates:
+    - metadata:
+        name: postgres-data
+      spec:
+        accessModes:
+          - "ReadWriteOnce"
+        resources:
+          requests:
+            storage: {{ .Values.storage }}
diff --git a/infrastructure/helm-chart/charts/tools/charts/postgresql/values.yaml b/infrastructure/helm-chart/charts/tools/charts/postgresql/values.yaml
new file mode 100644
index 0000000000..d03860f654
--- /dev/null
+++ b/infrastructure/helm-chart/charts/tools/charts/postgresql/values.yaml
@@ -0,0 +1,4 @@
+version: 15.1
+port: 5432
+storage: "5Gi"
+resources: