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#!/bin/sh
prereqs()
{
# cryptroot-unlock needs to be run last among crypt* since other hooks might include askpass
local req script
for req in "${0%/*}"/crypt*; do
script="${req##*/}"
if [ "$script" != "${0##*/}" ]; then
printf '%s\n' "$script"
fi
done
}
case "$1" in
prereqs)
prereqs
exit 0
;;
esac
if [ ! -f "$DESTDIR/lib/cryptsetup/askpass" ]; then
# cryptroot-unlock is useless without askpass
exit 0
fi
. /usr/share/initramfs-tools/hook-functions
if [ ! -f "$DESTDIR/bin/cryptroot-unlock" ] &&
! copy_file script /usr/share/cryptsetup/initramfs/bin/cryptroot-unlock /bin/cryptroot-unlock; then
echo "ERROR: Couldn't copy /bin/cryptroot-unlock" >&2
exit 1
fi
if [ -f /etc/initramfs-tools/etc/motd ]; then
copy_file text /etc/initramfs-tools/etc/motd /etc/motd
else
cat >>"$DESTDIR/etc/motd" <<- EOF
To unlock root partition, and maybe others like swap, run \`cryptroot-unlock\`.
EOF
fi
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