Linux 自动分区、格式化、挂载脚本详解

linux  /  管理员 发布于 7年前   199

自动分区、格式化、挂载脚本

功能：自动检测是否有尚未分区的数据盘，格式化新的数据盘并自动挂载

解决了什么问题：一键式检测是否有尚未分区的数据盘，并能对其格式化和自动挂载，省去了复杂的命令和步骤

执行方法：以root身份执行命令

wget http://mirrors.linuxeye.com/scripts/auto_fdisk.shchmod +x auto_fdisk.sh./auto_fdisk.sh

结果：出现如下即自动分区、格式化、挂载成功：

脚本内容如下：

#!/bin/bash# Author: yeho <lj2007331 AT gmail.com># BLOG: https://blog.linuxeye.com## Notes: OneinStack for CentOS/RadHat 5+ Debian 6+ and Ubuntu 12+## Project home page:#    http://oneinstack.com#    https://github.com/lj2007331/oneinstackexport PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/binclearprintf "########################################################################    OneinStack for CentOS/RadHat 5+ Debian 6+ and Ubuntu 12+   ##   Auto fdisk   ##    For more information please visit http://oneinstack.com    ########################################################################"echo=echofor cmd in echo /bin/echo; do    $cmd >/dev/null 2>&1 || continue    if ! $cmd -e "" | grep -qE '^-e'; then        echo=$cmd        break    fidoneCSI=$($echo -e "\033[")CEND="${CSI}0m"CDGREEN="${CSI}32m"CRED="${CSI}1;31m"CGREEN="${CSI}1;32m"CYELLOW="${CSI}1;33m"CBLUE="${CSI}1;34m"CMAGENTA="${CSI}1;35m"CCYAN="${CSI}1;36m"CSUCCESS="$CDGREEN"CFAILURE="$CRED"CQUESTION="$CMAGENTA"CWARNING="$CYELLOW"CMSG="$CCYAN"# Check if user is root[ $(id -u) != "0" ] && { echo "${CFAILURE}Error: You must be root to run this script${CEND}"; exit 1; }MOUNT_DIR=/dataFSTAB_FILE=/etc/fstabcount=0TMP1=/tmp/.tmp1TMP2=/tmp/.tmp2> $TMP1> $TMP2# check lock file, one time only let the script run one time LOCKfile=/tmp/.$(basename $0)if [ -f "$LOCKfile" ];then  echo  echo "${CWARNING}The script is already exist, please next time to run this script${CEND}"  echo  exitelse  echo  echo "${CMSG}Step 1.No lock file, begin to create lock file and continue${CEND}"  echo  touch $LOCKfilefi# check disk partitioncheck_disk() {  > $LOCKfile  for i in `fdisk -l | grep "Disk" | grep "/dev" | awk '{print $2}' | awk -F: '{print $1}' | grep "vd"`  do    DEVICE_COUNT=$(fdisk -l $i | grep "$i" | awk '{print $2}' | awk -F: '{print $1}' | wc -l)    NEW_MOUNT=$(df -h)    if [ $DEVICE_COUNT -lt 2 ];then      if [ -n "$(echo $NEW_MOUNT | grep -w "$i")" -o "$(grep -v '^#' $FSTAB_FILE | grep -v ^$ | awk '{print $1,$2,$3}' | grep -w "$i" | awk '{print $2}')" == '/' -o "$(grep -v '^#' $FSTAB_FILE | grep -v ^$ | awk '{print $1,$2,$3}' | grep -w "$i" | awk '{print $3}')" == 'swap' ];then        echo "${CWARNING}The $i disk is mounted${CEND}"      else        echo $i >> $LOCKfile        echo "You have a free disk, Now will fdisk it and mount it"      fi    fi  done  DISK_LIST=$(cat $LOCKfile)  if [ "X$DISK_LIST" == "X" ];then    echo    echo "${CWARNING}No free disk need to be fdisk. Exit script${CEND}"    echo    rm -rf $LOCKfile    exit 0  else    echo "${CMSG}This system have free disk :${CEND}"    for i in `echo $DISK_LIST`    do      echo "$i"      count=$((count+1))    done    [ $count -gt 1 ] && { echo "${CWARNING}This system has at least two free disk, You must manually mount it${CEND}"; exit 0; }  fi}# check oscheck_os() {  os_release=$(grep "Aliyun Linux release" /etc/issue 2>/dev/null)  os_release_2=$(grep "Aliyun Linux release" /etc/aliyun-release 2>/dev/null)  if [ "$os_release" ] && [ "$os_release_2" ];then    if echo "$os_release" | grep "release 5" >/dev/null 2>&1;then      os_release=aliyun5      modify_env    fi  fi}# install ext4modify_env() {  modprobe ext4  yum -y install e4fsprogs}# fdisk ,formating and create the file systemfdisk_fun() {fdisk -S 56 $1 << EOFnp1wqEOFsleep 5mkfs.ext4 ${1}1}# make directorymake_dir() {  echo "${CMSG}Step 4.Begin to make directory${CEND}"  [ -d "$MOUNT_DIR" ] && mv ${MOUNT_DIR}{,_bk}  mkdir -p $MOUNT_DIR  echo "$MOUNT_DIR" >> $TMP1}# config /etc/fstab and mount devicemain() {  for i in `echo $DISK_LIST`  do    echo    echo "${CMSG}Step 3.Begin to fdisk free disk${CEND}"    [ -n "`df -h | grep ${i}1`" ] && { echo "${CFAILURE}The ${i}1 already mount${CEND}"; echo; exit 0; }    fdisk_fun $i > /dev/null 2>&1    echo    echo "${i}1" >> $TMP2  done  make_dir  > $LOCKfile  paste $TMP2 $TMP1 > $LOCKfile  echo  echo "${CMSG}Step 5.Begin to write configuration to /etc/fstab and mount device${CEND}"  while read a b  do    [ -z "`grep ^${a} $FSTAB_FILE`" -a -z "`grep ${b} $FSTAB_FILE`" ] && echo "${a} $b   ext4  defaults   0 0" >> $FSTAB_FILE  done < $LOCKfile  mount -a  echo}# start scriptecho "${CMSG}Step 2.Begin to check free disk${CEND}"#service mysqld stop#mv /data /rootcheck_oscheck_diskmaindf -h#mv /root/data/* /data#service mysqld startrm -rf $LOCKfile $TMP1 $TMP2

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