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62 lines
1.6 KiB
62 lines
1.6 KiB
#!/bin/sh |
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# live images are specified with |
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# root=live:backingdev |
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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" ] || return 1 |
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modprobe -q loop |
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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" ] || return 1 |
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info "root was $liveroot, is now $root" |
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# make sure that init doesn't complain |
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[ -z "$root" ] && root="live" |
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wait_for_dev -n /dev/mapper/live-rw |
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return 0
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