Start Livebook Pod

start-livebook-pod.sh

#!/bin/sh

# Name of our app/service and executable name from the release
SVC_NAME="test-svc"
EXEC_NAME="test_svc"

# Name for the pod
LIVEBOOK_NAME="danny-livebook"

# Fetch the require env from the service pod
POD_NAME=`kubectl get pod -l app=${SVC_NAME} -o=name`
RELEASE_NODE=`kubectl exec ${POD_NAME} -- ./bin/${EXEC_NAME} eval 'IO.puts(System.get_env("RELEASE_NODE"))'`
RELEASE_COOKIE=`kubectl exec ${POD_NAME} -- ./bin/${EXEC_NAME} eval 'IO.puts(System.get_env("RELEASE_COOKIE"))'`

echo "Found $RELEASE_NODE for pod ${POD_NAME}"

echo "Starting connected livebook"

kubectl run $LIVEBOOK_NAME \
  --image=livebook/livebook \
  --env LIVEBOOK_DEFAULT_RUNTIME="attached:${RELEASE_NODE}:${RELEASE_COOKIE}" \
  --env RELEASE_DISTRIBUTION="name" \
  --env RELEASE_NODE="livebook@127.0.0.1"