mountdisk.sh

#!/bin/bash
set -e

function prepare(){
  #precheck
  echo "Pre-checking..."
  command -v fdisk >/dev/null 2>&1 || { echo >&2 "fdisk is required but it's not installed.  Please install it first."; exit 1; }
  command -v mkfs.ext4 >/dev/null 2>&1 || { echo >&2 "mkfs.ext4 is required but it's not installed.  Please install it first."; exit 1; }
  command -v mount >/dev/null 2>&1 || { echo >&2 "mount is required but it's not installed.  Please install it first."; exit 1; }
  echo "Pre-checking done"


  sudo fdisk -l

  DEFAULT_DATA_PATH=/mydata
  echo "Please provide new disk name:(e.g. /dev/vdb)"
  read DISK_NAME
  echo "Please provide new data volume path to mount:($DEFAULT_DATA_PATH)"
  read DATA_PATH

  if [[ -z "$DISK_NAME" ]];then
    echo "Disk name is required!"
    exit 1
  fi
  if [[ -z "$DATA_PATH" ]];then
    DATA_PATH=$DEFAULT_DATA_PATH
  fi
}

function mountdisk(){
  echo "Mount disk $DISK_NAME to path $DATA_PATH"

  if [ -d "${DATA_PATH}" ];then
    echo "${DATA_PATH} already exist, continue.."
  else
    echo "Createing new path ${DATA_PATH}"
    sudo mkdir $DATA_PATH
  fi

  sudo fdisk ${DISK_NAME}
  sudo mkfs.ext4 ${DISK_NAME}1
  sudo mount ${DISK_NAME}1 ${DATA_PATH}
  df -h
}

prepare
mountdisk