自定义热插拔存储挂载脚本 10mount

自定义热插拔存储挂载脚本 10-mount

root@ACU:~# 
root@ACU:~# cat /etc/hotplug.d/block/10-mount 
#!/bin/ash

case "$ACTION" in
    add)
#        for i in $(ls /dev/ | grep 'sd[a-z][1-9]')
#        do
#            mkdir -p /mnt/$i
#            mount -o rw /dev/$i /mnt/$i
#        done
        # INFO: Mount only the last block partition device
        MOUNT_DEV=`ls /dev/ | grep 'sd[a-z][1-9]' | tail -n 1`
        MOUNT_DIR='sda1'
        umount /dev/$MOUNT_DEV
        mkdir -p /mnt/$MOUNT_DIR
        mount -o rw /dev/$MOUNT_DEV /mnt/$MOUNT_DIR
        ;;
    remove)
        MOUNT=`mount | grep -o '/mnt/sd[a-z][1-9]'`
        for i in $MOUNT
        do
            umount $i
            if [ $? -eq 0 ]
            then
                rm -r $i
            fi
        done
        ;;
esac

root@ACU:~# 
root@ACU:~# MOUNT_DEV=`ls /dev/ | grep 'sd[a-z][1-9]' | tail -n 1`
root@ACU:~# 
root@ACU:~# MOUNT_DIR='sda1'
root@ACU:~# 
root@ACU:~# echo /dev/$MOUNT_DEV
/dev/sda2
root@ACU:~# 
root@ACU:~# 
root@ACU:~# echo /mnt/$MOUNT_DIR
/mnt/sda1
root@ACU:~# 
root@ACU:~# df -h
Filesystem                Size      Used Available Use% Mounted on
/dev/root                 8.5M      8.5M         0 100% /rom
tmpfs                    61.1M    600.0K     60.5M   1% /tmp
/dev/mtdblock4            5.8M    396.0K      5.4M   7% /overlay
overlayfs:/overlay        5.8M    396.0K      5.4M   7% /
tmpfs                   512.0K         0    512.0K   0% /dev
/dev/sda2               447.0G    243.7G    203.3G  55% /mnt/sda1
root@ACU:~# 
root@ACU:~# fdisk -l /dev/sda

Disk /dev/sda: 480.1 GB, 480103981056 bytes
255 heads, 63 sectors/track, 58369 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks  Id System
/dev/sda1               1      267350  2147483647+ ee EFI GPT
root@ACU:~# 
root@ACU:~# fdisk -l /dev/sda1

Disk /dev/sda1: 134 MB, 134217728 bytes
255 heads, 63 sectors/track, 16 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/sda1 doesn't contain a valid partition table
root@ACU:~# 
root@ACU:~# fdisk -l /dev/sda2

Disk /dev/sda2: 479.9 GB, 479967838208 bytes
256 heads, 63 sectors/track, 58124 cylinders
Units = cylinders of 16128 * 512 = 8257536 bytes

     Device Boot      Start         End      Blocks  Id System
/dev/sda2p1   ?      266306      266306  2147483647+ ff Unknown
/dev/sda2p2   ?      266306      266306  2147483647+ ff Unknown
/dev/sda2p3   ?      266306      266306  2147483647+ ff Unknown
/dev/sda2p4   ?      266306      158686  1279637119+ ff Unknown
root@ACU:~# 
root@ACU:~# 

# 正确的硬盘格式为 ( MBR引导 + exfat分区 ) 

root@ACU:~# df -Th
Filesystem           Type            Size      Used Available Use% Mounted on
/dev/root            squashfs        8.5M      8.5M         0 100% /rom
tmpfs                tmpfs          61.1M    100.0K     61.0M   0% /tmp
/dev/mtdblock4       jffs2           5.8M    328.0K      5.4M   6% /overlay
overlayfs:/overlay   overlay         5.8M    328.0K      5.4M   6% /
tmpfs                tmpfs         512.0K         0    512.0K   0% /dev
/dev/sda1            exfat          59.8G      1.0M     59.7G   0% /mnt/sda1
root@ACU:~# 
root@ACU:~# fdisk -l 

Disk /dev/sda: 64.1 GB, 64160400896 bytes
255 heads, 63 sectors/track, 7800 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks  Id System
/dev/sda1   *           1        7801    62655488   7 HPFS/NTFS
root@ACU:~# 
root@ACU:~# fdisk -l /dev/sda1

Disk /dev/sda1: 64.1 GB, 64159219712 bytes
256 heads, 63 sectors/track, 7769 cylinders
Units = cylinders of 16128 * 512 = 8257536 bytes

     Device Boot      Start         End      Blocks  Id System
/dev/sda1p1   ?      266306      266306  2147483647+ ff Unknown
/dev/sda1p2   ?      266306      266306  2147483647+ ff Unknown
/dev/sda1p3   ?      266306      266306  2147483647+ ff Unknown
/dev/sda1p4   ?      266306      158686  1279637119+ ff Unknown
root@ACU:~#

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