76 lines
2.0 KiB
Bash
76 lines
2.0 KiB
Bash
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#!/bin/sh
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modprobe usb_storage
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modprobe dm_mod
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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 "$liveroot" in
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live:LABEL=*|LABEL=*) \
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root="${root#live:}"
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root="$(echo $root | sed 's,/,\\x2f,g')"
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root="live:/dev/disk/by-label/${root#LABEL=}"
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rootok=1 ;;
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live:CDLABEL=*|CDLABEL=*) \
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root="${root#live:}"
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root="$(echo $root | sed 's,/,\\x2f,g')"
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root="live:/dev/disk/by-label/${root#CDLABEL=}"
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rootok=1 ;;
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live:UUID=*|UUID=*) \
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root="${root#live:}"
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root="live:/dev/disk/by-uuid/${root#UUID=}"
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rootok=1 ;;
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live:PARTUUID=*|PARTUUID=*) \
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root="${root#live:}"
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root="live:/dev/disk/by-partuuid/${root#PARTUUID=}"
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rootok=1 ;;
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live:PARTLABEL=*|PARTLABEL=*) \
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root="${root#live:}"
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root="live:/dev/disk/by-partlabel/${root#PARTLABEL=}"
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rootok=1 ;;
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live:/*.[Ii][Ss][Oo]|/*.[Ii][Ss][Oo])
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root="${root#live:}"
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root="liveiso:${root}"
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rootok=1 ;;
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live:/dev/*)
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rootok=1 ;;
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live:/*.[Ii][Mm][Gg]|/*.[Ii][Mm][Gg])
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[ -f "${root#live:}" ] && rootok=1 ;;
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esac
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[ "$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 "$GENERATOR_DIR" ] || mkdir "$GENERATOR_DIR"
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ROOTFLAGS="$(getarg rootflags)"
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{
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echo "[Unit]"
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echo "Before=initrd-root-fs.target"
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echo "[Mount]"
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echo "Where=/sysroot"
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echo "What=/dev/mapper/live-rw"
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[ -n "$ROOTFLAGS" ] && echo "Options=${ROOTFLAGS}"
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} > "$GENERATOR_DIR"/sysroot.mount
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mkdir -p "$GENERATOR_DIR/dev-mapper-live\x2drw.device.d"
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{
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echo "[Unit]"
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echo "JobTimeoutSec=3000"
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} > "$GENERATOR_DIR/dev-mapper-live\x2drw.device.d/timeout.conf"
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