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#!/bin/execlineb -P
# SPDX-License-Identifier: EUPL-1.2+
# SPDX-FileCopyrightText: 2022 Alyssa Ross <hi@alyssa.is>
cd /dev
importas -i devname DEVNAME
backtick -E ext {
backtick -x extspec { redirfd -w 2 /dev/null cat /run/param/ext }
ifelse { redirfd -w 1 /dev/null printenv extspec }
{
importas -iu extspec extspec
findfs $extspec
}
pipeline {
backtick -E diskpath {
pipeline { lsblk -lnpo KNAME,PKNAME }
backtick -E rootpart {
pipeline { veritysetup status root-verity }
awk -F ":[[:blank:]]*" "$1 ~ /^[[:blank:]]*data device$/ {print $2; exit}"
}
awk -v rootpart=${rootpart} "$1 == rootpart {print $2; exit}"
}
lsblk -lnpo PARTTYPE,NAME $diskpath
}
awk "$1 == \"9293e1ff-cee4-4658-88be-898ec863944f\" {print $2; exit}"
}
if {
backtick -E extinode { redirfd -w 2 /dev/null stat -Lc %d:%i $ext }
backtick -E inode { stat -Lc %d:%i $devname }
test $inode = $extinode
}
if { ln -s $devname ext }
if { mount ext /ext }
/etc/mdev/listen ext
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