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45 lines
1.2 KiB
45 lines
1.2 KiB
#!/bin/sh |
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
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# ex: ts=8 sw=4 sts=4 et filetype=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 -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 |
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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:/*.[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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esac |
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info "root was $root, liveroot is now $liveroot" |
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# make sure that init doesn't complain |
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[ -z "$root" ] && root="live"
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