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feat: Add comprehensive WordPress example with multi-container deployment and documentation

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mik-tf
2025-11-09 00:59:37 -05:00
parent 59a662ac1e
commit a356271d8b
5 changed files with 1017 additions and 6 deletions
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examples/wordpress/wordpress-deployment.yaml Normal file
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apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: wordpress-database-pvc
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 5Gi
storageClassName: standard
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: wordpress-content-pvc
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 2Gi
storageClassName: standard
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: wordpress
labels:
app: wordpress
spec:
replicas: 1
selector:
matchLabels:
app: wordpress
template:
metadata:
labels:
app: wordpress
spec:
# Prefer worker nodes only (not master nodes) - following nginx-nodeport pattern
affinity:
nodeAffinity:
preferredDuringSchedulingIgnoredDuringExecution:
- weight: 100
preference:
matchExpressions:
- key: node-role.kubernetes.io/control-plane
operator: DoesNotExist
- weight: 50
preference:
matchExpressions:
- key: node-role.kubernetes.io/master
operator: DoesNotExist
containers:
# WordPress container (PHP + Apache)
- name: wordpress
image: wordpress:6.4-php8.2-apache
ports:
- containerPort: 80
name: wordpress
env:
- name: WORDPRESS_DB_HOST
value: "localhost"
- name: WORDPRESS_DB_NAME
value: "wordpress"
- name: WORDPRESS_DB_USER
value: "wordpress"
- name: WORDPRESS_DB_PASSWORD
value: "mycelium-secure-password-2025"
- name: WORDPRESS_CONFIG_EXTRA
value: |
define('DISALLOW_FILE_EDIT', true);
define('FORCE_SSL_ADMIN', false);
define('WP_MEMORY_LIMIT', '256M');
define('WP_MAX_MEMORY_LIMIT', '256M');
@ini_set('upload_max_filesize', '64M');
@ini_set('post_max_size', '64M');
@ini_set('max_execution_time', 300);
volumeMounts:
- name: wordpress-content
mountPath: /var/www/html
- name: wordpress-config
mountPath: /var/www/html/wp-config.php
subPath: wp-config.php
- name: wordpress-config
mountPath: /etc/apache2/conf-available/wordpress.conf
subPath: wordpress.conf
- name: init-wordpress
mountPath: /init-wordpress.sh
subPath: init-wordpress.sh
resources:
requests:
memory: "128Mi"
cpu: "200m"
limits:
memory: "512Mi"
cpu: "500m"
livenessProbe:
httpGet:
path: /
port: 80
initialDelaySeconds: 60
periodSeconds: 30
readinessProbe:
httpGet:
path: /
port: 80
initialDelaySeconds: 30
periodSeconds: 10
# MariaDB container (database)
- name: mariadb
image: mariadb:10.11
ports:
- containerPort: 3306
name: mariadb
env:
- name: MARIADB_ROOT_PASSWORD
value: "mycelium-root-password-2025"
- name: MARIADB_DATABASE
value: "wordpress"
- name: MARIADB_USER
value: "wordpress"
- name: MARIADB_PASSWORD
value: "mycelium-secure-password-2025"
- name: MARIADB_CHARACTER_SET
value: "utf8mb4"
- name: MARIADB_COLLATION
value: "utf8mb4_unicode_ci"
volumeMounts:
- name: mariadb-database
mountPath: /var/lib/mysql
- name: mariadb-config
mountPath: /etc/mysql/conf.d/my.cnf
subPath: my.cnf
resources:
requests:
memory: "64Mi"
cpu: "100m"
limits:
memory: "256Mi"
cpu: "300m"
livenessProbe:
exec:
command:
- mysqladmin
- ping
- -h
- localhost
- -u
- root
- -p"mycelium-root-password-2025"
initialDelaySeconds: 60
periodSeconds: 30
readinessProbe:
exec:
command:
- mysqladmin
- ping
- -h
- localhost
- -u
- root
- -p"mycelium-root-password-2025"
initialDelaySeconds: 30
periodSeconds: 10
initContainers:
# Init container to initialize MariaDB
- name: init-mariadb
image: mariadb:10.11
command: ["/bin/sh", "-c"]
args:
- |
echo "🔧 Starting MariaDB initialization..."
chmod +x /init-mariadb.sh
/init-mariadb.sh
echo "✅ MariaDB initialization complete"
volumeMounts:
- name: mariadb-config
mountPath: /etc/mysql/conf.d/my.cnf
subPath: my.cnf
- name: mariadb-init
mountPath: /init-mariadb.sh
subPath: init-mariadb.sh
# Init container to initialize WordPress
- name: init-wordpress
image: wordpress:6.4-php8.2-apache
command: ["/bin/sh", "-c"]
args:
- |
echo "🔧 Starting WordPress initialization..."
sleep 30
chmod +x /init-wordpress.sh
/init-wordpress.sh
echo "✅ WordPress initialization complete"
volumeMounts:
- name: wordpress-content
mountPath: /var/www/html
- name: wordpress-config
mountPath: /var/www/html/wp-config.php
subPath: wp-config.php
- name: init-wordpress
mountPath: /init-wordpress.sh
subPath: init-wordpress.sh
volumes:
- name: wordpress-config
configMap:
name: wordpress-config
- name: mariadb-config
configMap:
name: wordpress-mariadb-config
- name: mariadb-init
configMap:
name: wordpress-mariadb-config
items:
- key: init-mariadb.sh
path: init-mariadb.sh
mode: 0755
- name: init-wordpress
configMap:
name: wordpress-config
items:
- key: init-wordpress.sh
path: init-wordpress.sh
mode: 0755
- name: mariadb-database
persistentVolumeClaim:
claimName: wordpress-database-pvc
- name: wordpress-content
persistentVolumeClaim:
claimName: wordpress-content-pvc