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.sh
- chmod +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
- # BLOG: https://blog.linuxeye.cn
- #
- # Notes: OneinStack for CentOS/RadHat 5+ Debian 6+ and Ubuntu 12+
- #
- # Project home page:
- # http://oneinstack.com
- # https://github.com/lj2007331/oneinstack
- export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
- clear
- printf "
- #######################################################################
- # OneinStack for CentOS/RadHat 5+ Debian 6+ and Ubuntu 12+ #
- # Auto fdisk #
- # For more information please visit http://oneinstack.com #
- #######################################################################
- "
- echo=echo
- for cmd in echo /bin/echo; do
- $cmd >/dev/null 2>&1 || continue
- if ! $cmd -e "" | grep -qE '^-e'; then
- echo=$cmd
- break
- fi
- done
- CSI=$($echo -e "33[")
- 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=/data
- FSTAB_FILE=/etc/fstab
- count=0
- TMP1=/tmp/.tmp1
- TMP2=/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
- exit
- else
- echo
- echo "${CMSG}Step 1.No lock file, begin to create lock file and continue${CEND}"
- echo
- touch $LOCKfile
- fi
- # check disk partition
- check_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${CEND}"; exit 0; }
- fi
- }
- # check os
- check_os() {
- os_release=$(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 ext4
- modify_env() {
- modprobe ext4
- yum -y install e4fsprogs
- }
- # fdisk ,formating and create the file system
- fdisk_fun() {
- fdisk -S 56 $1 << EOF
- n
- p
- 1
- wq
- EOF
- sleep 5
- mkfs.ext4 ${1}1
- }
- # make directory
- make_dir() {
- echo "${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 device
- main() {
- 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 < $LOCKfile
- mount -a
- echo
- }
- # start script
- echo "${CMSG}Step 2.Begin to check free disk${CEND}"
- #service mysqld stop
- #mv /data /root
- check_os
- check_disk
- main
- df -h
- #mv /root/data/* /data
- #service mysqld start
- rm -rf $LOCKfile $TMP1 $TMP2
参考:http://help.aliyun.com/knowledge_detail/6689611.html
Wed Nov 11 10:54:41 CST 2015