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#!/bin/bash
type getarg > /dev/null 2>&1 || . /lib/dracut-lib.sh
[ -z "$root" ] && root=$(getarg root=)
# support legacy syntax of passing liveimg and then just the base root
if getargbool 0 rd.live.image -d -y liveimg; then
liveroot="live:$root"
fi
if [ "${root%%:*}" = "live" ]; then
liveroot=$root
fi
[ "${liveroot%%:*}" = "live" ] || exit 0
case "$liveroot" in
live:nfs://* | nfs://*)
root="${root#live:}"
rootok=1
;;
live:http://* | http://*)
root="${root#live:}"
rootok=1
;;
live:https://* | https://*)
root="${root#live:}"
rootok=1
;;
live:ftp://* | ftp://*)
root="${root#live:}"
rootok=1
;;
live:torrent://* | torrent://*)
root="${root#live:}"
rootok=1
;;
live:tftp://* | tftp://*)
root="${root#live:}"
rootok=1
;;
esac
[ "$rootok" != "1" ] && exit 0
GENERATOR_DIR="$2"
[ -z "$GENERATOR_DIR" ] && exit 1
[ -d "$GENERATOR_DIR" ] || mkdir -p "$GENERATOR_DIR"
getargbool 0 rd.live.overlay.readonly -d -y readonly_overlay && readonly_overlay="--readonly" || readonly_overlay=""
getargbool 0 rd.live.overlay.overlayfs && overlayfs="yes"
[ -e /xor_overlayfs ] && xor_overlayfs="yes"
[ -e /xor_readonly ] && xor_readonly="--readonly"
ROOTFLAGS="$(getarg rootflags)"
{
echo "[Unit]"
echo "Before=initrd-root-fs.target"
echo "[Mount]"
echo "Where=/sysroot"
if [ "$overlayfs$xor_overlayfs" = "yes" ]; then
echo "What=LiveOS_rootfs"
if [ "$readonly_overlay$xor_readonly" = "--readonly" ]; then
ovlfs=lowerdir=/run/overlayfs-r:/run/rootfsbase
else
ovlfs=lowerdir=/run/rootfsbase
fi
echo "Options=${ROOTFLAGS},${ovlfs},upperdir=/run/overlayfs,workdir=/run/ovlwork"
echo "Type=overlay"
_dev=LiveOS_rootfs
else
echo "What=/dev/mapper/live-rw"
[ -n "$ROOTFLAGS" ] && echo "Options=${ROOTFLAGS}"
_dev=$'dev-mapper-live\\x2drw'
fi
} > "$GENERATOR_DIR"/sysroot.mount
mkdir -p "$GENERATOR_DIR/$_dev.device.d"
{
echo "[Unit]"
echo "JobTimeoutSec=3000"
echo "JobRunningTimeoutSec=3000"
} > "$GENERATOR_DIR/$_dev.device.d/timeout.conf"
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