# In order to more trivially extend log-dump for custom deployments,
# check for a function named log_dump_custom_get_instances. If it's
# defined, we assume the function can me called with one argument, the
# role, which is either "master" or "node".
echo 'Checking for custom logdump instances, if any'
if [[ $(type -t log_dump_custom_get_instances) == "function" ]]; then
  readonly use_custom_instance_list=yes
else