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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.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 <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/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 "\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=/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
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