MySQL

Helm chart to deploy a multi-pod MySQL master-slave deployment Kubernetes cluster. Work was largely inspired by this tutorial.

Usage

Install

To install the chart with the release name my-release:

$ git@github.com:jpoon/mysql-master-slave.git
$ cd mysql-master-slave
$ helm install --name my-release .

The command deploys MySQL cluster on the Kubernetes cluster in the default configuration. The configuration section lists the parameters that can be configured during installation.

Uninstall

To uninstall/delete the my-release deployment:

$ helm delete my-release

Configuration

The following tables lists the configurable parameters of the MySQL chart and their default values.

Parameter	Description	Default
imageTag	mysql image tag.	Most recent release
mysqlRootPassword	Password for the root user.	nil
mysqlUser	Username of new user to create.	nil
mysqlPassword	Password for the new user.	Randomly generated
mysqlReplicationUser	Username for replication user	repl
mysqlReplicationPassword	Password for replication user.	Randomly generated
persistence.enabled	Create a volume to store data	true
persistence.size	Size of persistent volume claim	10Gi
persistence.storageClass	Type of persistent volume claim	fast
persistence.accessMode	ReadWriteOnce or ReadOnly	ReadWriteOnce
resources	CPU/Memory resource requests/limits	Memory: 128Mi, CPU: 100m

Specify each parameter using the --set key=value[,key=value] argument to helm install. For example,