homelab/archive/2022.07.bxl-k3s-pi/utils/storage/postgres/app.yaml

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2023-04-16 15:04:06 +02:00
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: postgres
namespace: storage
spec:
storageClassName: longhorn-static
accessModes:
- ReadWriteMany
resources:
requests:
storage: 5Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: postgres
namespace: storage
labels:
app: postgres
annotations:
reloader.stakater.com/auto: "true"
spec:
replicas: 1
revisionHistoryLimit: 1
strategy:
type: Recreate
selector:
matchLabels:
app: postgres
template:
metadata:
labels:
app: postgres
spec:
terminationGracePeriodSeconds: 10
containers:
- name: postgres
image: postgres:latest
args: ['-c', 'config_file=/etc/postgresql/postgresql.conf', '-c', 'hba_file=/etc/postgresql/pg_hba.conf']
imagePullPolicy: IfNotPresent
envFrom:
- configMapRef:
name: postgres
- secretRef:
name: postgres
env:
- name: POD_IP
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: status.podIP
volumeMounts:
- name: postgres-files
mountPath: /etc/postgresql/postgresql.conf
subPath: postgresql-master.conf
readOnly: true
- name: postgres-files
mountPath: /etc/postgresql/pg_hba.conf
subPath: pg_hba.conf
readOnly: true
- name: postgres-files
mountPath: /docker-entrypoint-initdb.d/create-replica-user.sh
subPath: create-replica-user.sh
readOnly: true
- name: postgres-data
mountPath: /var/lib/postgresql/data
readOnly: false
livenessProbe:
exec:
command:
- sh
- -c
- exec pg_isready --host $POD_IP
failureThreshold: 6
initialDelaySeconds: 60
periodSeconds: 10
successThreshold: 1
timeoutSeconds: 5
readinessProbe:
exec:
command:
- sh
- -c
- exec pg_isready --host $POD_IP
failureThreshold: 3
initialDelaySeconds: 5
periodSeconds: 5
successThreshold: 1
timeoutSeconds: 3
volumes:
- name: postgres-files
configMap:
name: postgres-files
- name: postgres-data
persistentVolumeClaim:
claimName: postgres
---
# apiVersion: apps/v1
# kind: StatefulSet
# metadata:
# name: postgres-replica
# namespace: storage
# labels:
# app: postgres-replica
# annotations:
# reloader.stakater.com/auto: "true"
# spec:
# selector:
# matchLabels:
# app: postgres-replica
# replicas: 1
# serviceName: postgres-replica
# updateStrategy:
# type: RollingUpdate
# template:
# metadata:
# labels:
# app: postgres-replica
# spec:
# terminationGracePeriodSeconds: 10
# initContainers:
# - name: setup-replica-data
# image: postgres:latest
# imagePullPolicy: IfNotPresent
# env:
# - name: PGPASSWORD
# valueFrom:
# secretKeyRef:
# name: postgres
# key: REPLICATION_PASSWORD
# command:
# - sh
# - -c
# - |
# if [ -z "$(ls -A /var/lib/postgresql/data/pgdata)" ]; then
# echo "Running pg_basebackup to catch up replication server...";
# pg_basebackup -R -h postgres -D /var/lib/postgresql/data/pgdata -P -U replication;
# chown -R postgres:postgres $PGDATA;
# else
# echo "Skipping pg_basebackup because directory is not empty";
# fi
# volumeMounts:
# - name: postgres-replica-data
# mountPath: /etc/postgresql/data
# readOnly: false
# containers:
# - name: postgres-replica
# image: postgres:latest
# args: ['-c', 'config_file=/etc/postgresql/postgresql.conf']
# imagePullPolicy: IfNotPresent
# envFrom:
# - configMapRef:
# name: postgres
# - secretRef:
# name: postgres
# env:
# - name: POD_IP
# valueFrom:
# fieldRef:
# apiVersion: v1
# fieldPath: status.podIP
# volumeMounts:
# - name: postgres-files
# mountPath: /etc/postgresql/postgresql.conf
# subPath: postgresql-replica.conf
# readOnly: true
# - name: postgres-replica-data
# mountPath: /var/lib/postgresql/data
# readOnly: false
# livenessProbe:
# exec:
# command:
# - sh
# - -c
# - exec pg_isready --host $POD_IP
# failureThreshold: 6
# initialDelaySeconds: 60
# periodSeconds: 10
# successThreshold: 1
# timeoutSeconds: 5
# readinessProbe:
# exec:
# command:
# - sh
# - -c
# - exec pg_isready --host $POD_IP
# failureThreshold: 3
# initialDelaySeconds: 5
# periodSeconds: 5
# successThreshold: 1
# timeoutSeconds: 3
# volumes:
# - name: postgres-files
# configMap:
# name: postgres-files
# volumeClaimTemplates:
# - metadata:
# name: postgres-replica-data
# namespace: storage
# spec:
# storageClassName: longhorn-static
# accessModes:
# - ReadWriteOnce
# resources:
# requests:
# storage: 1Gi
---
apiVersion: v1
kind: Service
metadata:
name: postgres
namespace: storage
spec:
type: LoadBalancer
externalTrafficPolicy: Cluster
selector:
app: postgres
ports:
- name: db
port: 5432
protocol: TCP
---
# apiVersion: v1
# kind: Service
# metadata:
# name: postgres-replica
# namespace: storage
# spec:
# type: LoadBalancer
# externalTrafficPolicy: Cluster
# selector:
# app: postgres-replica
# ports:
# - name: db
# port: 5432
# protocol: TCP