clusterdock.sh

#!/usr/bin/env bash
# This helper script is designed to be sourced, at which time its functions are made available
# to the user. Most functions defined have functionality defined by environmental variables, which
# can be set during invocation. For example,
#
# PULL=false clusterdock_run ./bin/...

clusterdock_run() {
  # Variables:
  # - CLUSTERDOCK_TARGET_DIR: a folder on the host to mount into /root/target in the clusterdock
  #                           container
  # - PULL: whether to pull the clusterdock image (either true or false; defaults to true)

  CLUSTERDOCK_IMAGE="dimaspivak/hbase:clusterdock"
  if [ "${PULL}" != "false" ]; then
    sudo docker pull "${CLUSTERDOCK_IMAGE}"
  fi

  if [ -n "${CLUSTERDOCK_TARGET_DIR}" ]; then
    TARGET_DIR_MOUNT="-v ${CLUSTERDOCK_TARGET_DIR}:/root/target"
  fi

  # The /etc/hosts bind-mount allows clusterdock to update /etc/hosts on the host machine for
  # better access to internal container addresses.
  sudo docker run --net=host \
      --privileged \
      ${TARGET_DIR_MOUNT} \
      -v /tmp/clusterdock \
      -v /etc/hosts:/etc/hosts \
      -v /etc/localtime:/etc/localtime \
      -v /var/run/docker.sock:/var/run/docker.sock \
      "${CLUSTERDOCK_IMAGE}" $@
}