Get Kubernetes exposed service IP/Port and run bussy box

gistfile1.txt

#!/usr/bin/env sh

SERVICE=${1:-web}
echo "Getting service IP and PORT for Service '$SERVICE'..."


# Get IP / Port
SERVICE_IP=$(kubectl get service $SERVICE -o go-template='{{.spec.clusterIP}}')
SERVICE_PORT=$(kubectl get service $SERVICE -o go-template='{{(index .spec.ports 0).port}}')

if [[ ! -z  $SERVICE_IP && ! -z  $SERVICE_PORT  ]]; then
  echo "Service '$SERVICE' is exposed in $SERVICE_IP:$SERVICE_PORT"
  # Run bussy box
  echo "Running bussy box..."
  kubectl run busybox \
    --generator=run-pod/v1 \
    --image=busybox \
    --restart=Never \
    --tty \
    -i \
    --env "SERVICE_IP=$SERVICE_IP" \
    --env "SERVICE_PORT=$SERVICE_PORT"
  exit 0
else
  echo "No IP/Port was assigned to '$SERVICE'. Check services:"
  echo "\tkubectl get services"
  echo "\tkubectl get service $SERVICE"
  echo "\tkubectl describe service $SERVICE"
  exit 1
fi