Cassandry HA setup

I need help in installing two node kong cluster that connects to cassandra that is highly available. please provide me the link to how to create cassandra in ha mode

For testing only

Use docker for test

Create docker network

docker network create kong-net

Start node1

docker run -d --net=kong-net --name node1 -e CASSANDRA_SEEDS=node1 cassandra

Check node status

docker exec node1 nodetool status

Start node2

docker run -d --net=kong-net --name node2 -e CASSANDRA_SEEDS=node1 cassandra

Check node status

docker exec node1 nodetool status

Start node3

docker run -d --net=kong-net --name node3 -e CASSANDRA_SEEDS=node1,node2 cassandra

** FOR TESTING PURPOSE ONLY **