udev实现自动挂载USB
环境debian testing+xfce12
解决依赖时不小心将gvfs，libusb2等删除掉了，重新安装后usb不能自动挂载。在/etc/udev/rules.d/中添加udev规则后解决：
参考： http://unix.stackexchange.com/questions/24731/automounting-usb-sticks-on-debian
#11-media-by-label-auto-mount.rules
1 KERNEL!="sd[a-z][0-9]", GOTO="media_by_label_auto_mount_end" 2 3 # Import FS infos 4 IMPORT{program}="/sbin/blkid -o udev -p %N" 5 6 # Get a label if present, otherwise specify one 7 ENV{ID_FS_LABEL}!="", ENV{dir_name}="%E{ID_FS_LABEL}" 8 ENV{ID_FS_LABEL}=="", ENV{dir_name}="usbhd-%k" 9 10 # Global mount options 11 ACTION=="add", ENV{mount_options}="relatime" 12 # Filesystem-specific mount options 13 ACTION=="add", ENV{ID_FS_TYPE}=="vfat|ntfs", ENV{mount_options}="$env{mount_options},utf8,gid=100,umask=002" 14 15 # Mount the device 16 ACTION=="add", RUN+="/bin/mkdir -p /media/%E{dir_name}", RUN+="/bin/mount -o $env{mount_options} /dev/%k /media/%E{dir_name}" 17 18 # Clean up after removal 19 ACTION=="remove", ENV{dir_name}!="", RUN+="/bin/umount -l /media/%E{dir_name}", RUN+="/bin/rmdir /media/%E{dir_name}" 20 21 # Exit 22 LABEL="media_by_label_auto_mount_end"
书写规则参见：http://reactivated.net/writing_udev_rules.html
