Solution:
In your MySQL deployment file, make sure the container port is set to 3306 instead of 80. For example:
apiVersion: apps/v1
kind: Deployment
metadata:
name: mysql-deployment
labels:
app: mysql
spec:
replicas: 1
selector:
matchLabels:
app: mysql
template:
metadata:
labels:
app: mysql
spec:
containers:
– name: mysql
image: mysql:5.7
ports:
– containerPort: 3306
env:
– name: MYSQL_ROOT_PASSWORD
value: DEVOPS1
– name: MYSQL_USER
value: wpuser
– name: MYSQL_PASSWORD
value: DEVOPS12345
– name: MYSQL_DATABASE
value: wpdb