asifkazi / presto-on-kubernetes

Presto cluster on top of kubernetes

Presto on Kubernetes

Install

1. Clone this repo:

   git clone https://github.com/asifkazi/presto-on-kubernetes.git

2. Create a K8S namespace for your cluster:

   kubectl create namespace presto

3. Apply the persistent volume and mysql deployment

   kubectl apply -f ./mysql-pv.yaml --namespace presto

   kubectl apply -f ./mysql-deployment.yaml --namespace presto

4. Make sure the pod came up running kubectl get pods -n presto

   Example:

    NAME                     READY   STATUS    RESTARTS   AGE
    mysql-5477d96fbf-24r7p   1/1     Running   0          6s
   
   

5. Verify connectivity / working database kubectl run -it --rm --image=mysql:5.7 --restart=Never mysql-client -n presto -- mysql -h mysql -udbuser -pdbuser

   If you don't see a command prompt, try pressing enter.

   +--------------------+
   | Database           |
   +--------------------+
   | information_schema |
   | demodb             |
   +--------------------+
   2 rows in set (0.00 sec)
   
   

6. Quit out of the client

   Bye
   pod "mysql-client" deleted
   
   

7. Install Presto Coordinator and Workers in your K8s cluster:

   kubectl apply -f presto.yaml --namespace presto

Changing configurations in the Cluster

1. Change the configuration file

2. Apply the change to the cluster

   kubectl apply -f presto.yaml --namespace presto

Uninstall

Uninstall Presto cluster in your K8s cluster:

• kubectl delete -f presto.yaml --namespace presto
• kubectl delete deployment,svc mysql --namespace presto
• kubectl delete pvc mysql-pv-claim --namespace presto
• kubectl delete pv mysql-pv-volume --namespace presto