gitolite

#! /bin/bash -

#####################################################
# Shell script for gitolite container.
# Author: Beta CZ <hlj8080@gmail.com>
#####################################################

# configure variables, modify them to suit your situation.
IMAGE_NAME=${IMAGE_NAME:-"betacz/gitolite"}
CONTAINER_NAME=${CONTAINER_NAME:-gitolite-server}
PORT=${PORT:-2222}
GIT_DATA_PATH=${GIT_DATA_PATH:-/opt/git}
SSH_KEY_FILE=${SSH_KEY_FILE:-"$HOME/.ssh/id_rsa.pub"}

# run command
start_cmd="docker run -d -p $PORT:22 --name ${CONTAINER_NAME} -e SSH_KEY=\"$(cat $SSH_KEY_FILE)\"  -v ${GIT_DATA_PATH}:/home/git/repositories  ${IMAGE_NAME}"

# get container's status
container=(`docker ps | grep ${CONTAINER_NAME}`)
container_stopped=(`docker ps -a | grep ${CONTAINER_NAME}`)


usage()
{
  echo " * Usage: $0 {start|stop|kill|remove|status}"
  exit 255
}

if [ $# -ne 1 ]; then
  usage
fi

if [ $1 != "start" ] && [ -z $container ] && [ -z $container_stopped ]; then
  echo "ERROR：Container '${CONTAINER_NAME}' not exists."
  exit 255
fi

case $1 in
start)
  if [ $container ]
  then
    echo "${CONTAINER_NAME} is running, don't repeat run!"
    exit 255
  fi

  if [ $container_stopped ]
  then
    echo "${CONTAINER_NAME} is stopped，start now..."
    docker start ${CONTAINER_NAME}
  else
    echo "${CONTAINER_NAME} starting..."
    if [ ! -d "${GIT_DATA_PATH}" ]; then
       echo "ERROR: ${GIT_DATA_PATH} not exists，please create it first."
       exit 255
    fi
    container_id=$(sh -c "${start_cmd}")
  fi
  echo -e "Start successful.\nName: ${CONTAINER_NAME}\n  Id: ${container_id}"
  ;;
stop)
  if [ $container ]; then
    docker stop ${CONTAINER_NAME}
    echo "${CONTAINER_NAME} stopped."
  elif [ $container_stopped ]; then
    echo "${CONTAINER_NAME} has stopped."
  fi
  ;;
kill)
  if [ $container ]; then
    docker kill ${CONTAINER_NAME}
    echo "${CONTAINER_NAME} killed."
  elif [ $container_stopped ]; then
    echo "${CONTAINER_NAME} has stopped."
  fi
  ;;
remove)
  if [ $container ]; then
    echo "ERROR: ${CONTAINER_NAME} is running, can't remove!"
    exit 255
  elif [ $container_stopped ]; then
    docker rm ${CONTAINER_NAME}
    echo "${CONTAINER_NAME} removed."
  fi
  ;;
status)
  if [ $container ]; then
    echo "${CONTAINER_NAME} is running."
  elif [ $container_stopped ]; then
    echo "${CONTAINER_NAME} has created but stop now."
  else
    echo "${CONTAINER_NAME} is not found！"
  fi
  ;;
*)
  usage
  ;;
esac
exit 0