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