Files
homelab/postgres/k8s/postgres.yaml
T
forust 46c7e99b1d chore(deploy): rework k8s pipeline, monitoring and postgres 17
Deploy workflow uses git-tracked manifests, DISABLED flag and kustomize overlays; add webinar-checker metrics with ServiceMonitor and alerts; upgrade shared postgres to 17 with statuspage DB and probes/resources.
2026-09-23 15:47:26 +02:00

139 lines
4.0 KiB
YAML

apiVersion: v1
kind: Service
metadata:
name: postgres
namespace: database
labels:
app.kubernetes.io/name: postgres17
app.kubernetes.io/part-of: homelab-database
spec:
selector:
app.kubernetes.io/name: postgres17
ports:
- name: postgres
port: 5432
targetPort: postgres
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: postgres17
namespace: database
spec:
serviceName: postgres17
replicas: 1
selector:
matchLabels:
app.kubernetes.io/name: postgres17
template:
metadata:
labels:
app.kubernetes.io/name: postgres17
spec:
containers:
- name: postgres
image: postgres:17.11-alpine
ports:
- name: postgres
containerPort: 5432
env:
- name: POSTGRES_DB
value: postgres
- name: POSTGRES_USER
value: postgres
- name: POSTGRES_PASSWORD
valueFrom:
secretKeyRef:
name: postgres-shared-secrets
key: POSTGRES_ADMIN_PASSWORD
envFrom:
- secretRef:
name: postgres-shared-secrets
volumeMounts:
- name: postgres-data
mountPath: /var/lib/postgresql/data
- name: initdb
mountPath: /docker-entrypoint-initdb.d/01-create-databases.sh
subPath: 01-create-databases.sh
readinessProbe:
exec:
command: ["pg_isready", "-U", "postgres", "-d", "postgres"]
initialDelaySeconds: 10
periodSeconds: 10
startupProbe:
exec:
command: ["pg_isready", "-U", "postgres", "-d", "postgres"]
failureThreshold: 30
periodSeconds: 10
livenessProbe:
exec:
command: ["pg_isready", "-U", "postgres", "-d", "postgres"]
initialDelaySeconds: 30
periodSeconds: 20
resources:
requests:
memory: "512Mi"
cpu: "500m"
limits:
memory: "2Gi"
cpu: "2000m"
volumes:
- name: postgres-data
persistentVolumeClaim:
claimName: postgres17-data
- name: initdb
configMap:
name: postgres-initdb
defaultMode: 0755
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: postgres17-data
namespace: database
labels:
app.kubernetes.io/name: postgres17
app.kubernetes.io/part-of: homelab-database
spec:
accessModes: ["ReadWriteOnce"]
storageClassName: local-path-retain
resources:
requests:
storage: 20Gi
---
apiVersion: v1
kind: ConfigMap
metadata:
name: postgres-initdb
namespace: database
data:
01-create-databases.sh: |
#!/usr/bin/env bash
set -euo pipefail
: "${AUTHENTIK_DB_PASSWORD:?AUTHENTIK_DB_PASSWORD is required}"
: "${GITEA_DB_PASSWORD:?GITEA_DB_PASSWORD is required}"
: "${NETRONOME_DB_PASSWORD:?NETRONOME_DB_PASSWORD is required}"
: "${PENPOT_DB_PASSWORD:?PENPOT_DB_PASSWORD is required}"
: "${STATUSPAGE_DB_PASSWORD:?STATUSPAGE_DB_PASSWORD is required}"
create_role_and_database() {
local role="$1"
local database="$2"
local password="$3"
psql --username "$POSTGRES_USER" --dbname postgres \
-v role="$role" -v database="$database" -v password="$password" \
<<'SQL'
SELECT format('CREATE ROLE %I LOGIN PASSWORD %L', :'role', :'password')
WHERE NOT EXISTS (SELECT FROM pg_roles WHERE rolname = :'role')\gexec
SELECT format('CREATE DATABASE %I OWNER %I', :'database', :'role')
WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = :'database')\gexec
SQL
}
create_role_and_database authentik authentik "$AUTHENTIK_DB_PASSWORD"
create_role_and_database gitea gitea "$GITEA_DB_PASSWORD"
create_role_and_database netronome netronome "$NETRONOME_DB_PASSWORD"
create_role_and_database penpot penpot "$PENPOT_DB_PASSWORD"
create_role_and_database statuspage statuspage "$STATUSPAGE_DB_PASSWORD"