#create rule
sudo vim /etc/udev/rules.d/99_move_photos.rules
ACTION=="add", KERNEL=="sd?[0-9]", SUBSYSTEM=="block", RUN+="/usr/local/bin/move_photos"
#reload rules
sudo udevadm control --reload
#/usr/local/bin/move_photos script
#!/bin/sh
if [ "${ACTION}" = add -a -d "/sys${DEVPATH}" ]; then
echo "add ${DEVNAME}" >>/tmp/test.log
mkdir -p /tmp/photos/
mount ${DEVNAME} /mnt
mv /mnt/* /tmp/photos/
umount /mnt
fi