Udev Delete Edit

NOTES

• https://wiki.archlinux.org/title/Udev
• https://www.freedesktop.org/software/systemd/man/latest/udev.html

Various commands used to figure out how to identify disk to make udev rules for launching scripts etc.

udevadm info --name=/dev/ttyUSB0 --attribute-walk

looking at device '/devices/pci0000:00/0000:00:08.1/0000:0d:00.3/usb7/7-2/7-2:1.0/ttyUSB0/tty/ttyUSB0':
    KERNEL=="ttyUSB0"
    SUBSYSTEM=="tty"

looking at parent device '/devices/pci0000:00/0000:00:08.1/0000:0d:00.3/usb7/7-2':
    KERNELS=="7-2"
    SUBSYSTEMS=="usb"
    DRIVERS=="usb"
    ATTRS{idProduct}=="6001"
    ATTRS{idVendor}=="0403"    
    ATTRS{serial}=="ftE2CX8D"
    ATTRS{product}=="USB Serial Converter"

KERNEL=="ttyUSB[0-9]*", SUBSYSTEM=="tty", SUBSYSTEMS=="usb", ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6001", ATTRS{serial}=="ftE2CX8D", SYMLINK+="crs309", OWNER="vociferous"

# udevadm control --reload

# udevadm trigger

udevadm info -a -n /dev/sdb | less
udevadm info -a -n /dev/sdb | grep serial
udevadm monitor --environment --udev

udevadm info /dev/sdd1 #ENV VARS

udevadm control --reload
udevadm test $(udevadm info --query=path --name=/dev/sdd) 2>&1
udevadm trigger

# /etc/udev/rules.d/70-backup_kserv.rules
ACTION=="add", SUBSYSTEM=="block", KERNEL=="sd[a-z]?", ENV{ID_SERIAL_SHORT}=="ZHZ2BN6T", SYMLINK+="iron14tb", RUN+="/usr/bin/systemctl start backup_kserv"

# /etc/udev/rules.d/69-backup_media.rules
ACTION=="add", SUBSYSTEM=="block", KERNEL=="sd[a-z]?", ENV{ID_SERIAL_SHORT}=="5000c500da01855f", SYMLINK+="mediabackup", RUN+="/usr/bin/systemctl start backup_media"