#!/usr/bin/bash

COMMAND="$1"
KERNEL_VERSION="$2"

if ! [[ ${KERNEL_INSTALL_MACHINE_ID-x} ]]; then
    exit 0
fi

# Currently, fadump is supported only in environments with
# writable /boot directory.
if [[ ! -w "/boot" ]]; then
    exit 0
fi

FADUMP_INITRD="/boot/.initramfs-${KERNEL_VERSION}.img.default"
FADUMP_INITRD_CHECKSUM="$FADUMP_INITRD.checksum"

ret=0
case "$COMMAND" in
    add)
        # Do nothing, fadump initramfs is strictly host only
        # and managed by kdump service
        ;;
    remove)
        rm -f -- "$FADUMP_INITRD"
        rm -f -- "$FADUMP_INITRD_CHECKSUM"
        ret=$?
        ;;
esac
exit $ret