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Edit File: hook-hotplug
#!/usr/bin/sh # This file is part of cloud-init. See LICENSE file for license information. # This script checks if cloud-init has hotplug hooked and if # cloud-init is ready; if so invoke cloud-init hotplug-hook fifo=/run/cloud-init/hook-hotplug-cmd should_run() { if [ -d /run/systemd ]; then # check that the socket is ready [ -p $fifo ] else # on non-systemd, check cloud-init fully finished. [ -e /run/cloud-init/result.json ] fi } if ! should_run; then exit 0 fi # open cloud-init's hotplug-hook fifo rw exec 3<>$fifo env_params=" --subsystem=${SUBSYSTEM} handle --devpath=${DEVPATH} --udevaction=${ACTION}" # write params to cloud-init's hotplug-hook fifo echo "${env_params}" >&3