vim /home/usb-mount.sh
#!/bin/bash
ACTION=$1
DEVBASE=$2
DEVICE="/dev/${DEVBASE}"
# See if this drive is already mounted
MOUNT_POINT=$(/bin/mount | /bin/grep ${DEVICE} | /usr/bin/awk '{ print $3 }')
do_mount()
{
if [[ -n ${MOUNT_POINT} ]]; then
# Already mounted, exit
exit 1
fi
# Get info for this drive: $ID_FS_LABEL, $ID_FS_UUID, and $ID_FS_TYPE
eval $(/sbin/blkid -o udev ${DEVICE})
# Figure out a mount point to use
LABEL=${ID_FS_LABEL}
if [[ -z "${LABEL}" ]]; then
LABEL=${DEVBASE}
elif /bin/grep -q " /media/${LABEL} " /etc/mtab; then
# Already in use, make a unique one
LABEL+="-${DEVBASE}"
fi
MOUNT_POINT="/media/${LABEL}"
/bin/mkdir -p ${MOUNT_POINT}
# Global mount options
OPTS="rw,relatime"
# File system type specific mount options
if [[ ${ID_FS_TYPE} == "vfat" ]]; then
OPTS+=",users,gid=100,umask=000,shortname=mixed,utf8=1,flush"
fi
# 这里看需要使用sudo 和 <
# 无需root权限 /bin/mount ${DEVICE} ${MOUNT_POINT} 这样就行了
sudo -S /bin/mount ${DEVICE} ${MOUNT_POINT} << EOF
nle
EOF
# 无需root权限 也可以用下面这一段代码
# if ! echo "nle" | sudo /bin/mount -o ${OPTS} ${DEVICE} ${MOUNT_POINT}; then
# # Error during mount process: cleanup mountpoint
# /bin/rmdir ${MOUNT_POINT}
# exit 1
# fi
}
do_unmount()
{
if [[ -n ${MOUNT_POINT} ]]; then
/bin/umount -l ${DEVICE}
fi
# Delete all empty dirs in /media that aren't being used as mount points.
for f in /media/* ; do
if [[ -n $(/usr/bin/find "$f" -maxdepth 0 -type d -empty) ]]; then
if ! /bin/grep -q " $f " /etc/mtab; then
/bin/rmdir "$f"
fi
fi
done
}
case "${ACTION}" in
add)
do_mount
;;
remove)
do_unmount
;;
esac
chmod 777 /home/usb-mount.sh
vim /etc/systemd/system/[email protected]
[Unit]
Description=Mount USB Drive on %i
[Service]
Type=oneshot
RemainAfterExit=true
ExecStart=/homeusb-mount.sh add %i
ExecStop=/home/usb-mount.sh remove %i
vim /etc/udev/rules.d/99-local.rules
KERNEL=="sd[a-z][0-9]", SUBSYSTEMS=="usb", ACTION=="add", RUN+="/bin/systemctl start usb-mount@%k.service"
KERNEL=="sd[a-z][0-9]", SUBSYSTEMS=="usb", ACTION=="remove", RUN+="/bin/systemctl stop usb-mount@%k.service"
KERNEL=="sd[a-z]", SUBSYSTEMS=="usb", ACTION=="add", RUN+="/bin/systemctl start usb-mount@%k.service"
KERNEL=="sd[a-z]", SUBSYSTEMS=="usb", ACTION=="remove", RUN+="/bin/systemctl stop usb-mount@%k.service"
# 这一段其实是 挂载mmc的SD卡或者TF卡的触发
KERNEL=="mmcblk[0-9]p[0-9]", SUBSYSTEMS=="mmc",ACTION=="add", RUN+="/bin/systemctl start usb-mount@%k.service"
KERNEL=="mmcblk[0-9]p[0-9]", SUBSYSTEMS=="mmc",ACTION=="remove", RUN+="/bin/systemctl stop usb-mount@%k.service"
sudo udevadm control --reload-rules
sudo systemctl daemon-reload
这样就可以,拔插U盘和SD卡,都可以自动挂载和卸载,并创建目录了。
挂载exfat文件,需要先安装一个组件
sudo apt-get install exfat-utils
# 一些设备需要root权限才可以操作
sudo mount /dev/mmcblk1p1 /media/mmcblk1p1