Lines 83-93
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# unpack squashfs image |
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# unpack squashfs image |
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# |
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# |
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no_unsquashfs=yes |
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do_install() |
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do_install() |
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{ |
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{ |
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local img="$1";shift |
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local img="$1";shift |
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local dst="$1";shift |
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local dst="$1";shift |
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local percent1= |
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local percent1= |
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local unpacked= |
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local free= |
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local live_mount= |
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local retval=0 |
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local blk_tot pct pct_prev dpct |
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if [ "x$no_unsquashfs" = "xyes" ] ; then |
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live_mount="$( mount | sed '/ type squashfs /!d; s/^.* on [ ]*\([^ ]\+\) type squashfs .*$/\1/')" |
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if [ "x$live_mount" = "x" ] ; then |
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do_notify_error "Can't find squashfs mount point" |
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return 1 |
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fi |
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unpacked="$(du -sb ${live_mount} | sed 's,^[ ]*\([0-9]\+\).*$,\1,')" |
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if [ "x$unpacked" = "x" ] ; then |
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do_notify_error "Can't calculate unpacked squashfs size" |
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return 1 |
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fi |
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free=$(free_space "$dst") |
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if [ $unpacked -gt $free ]; then |
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do_notify_error "No free space to unpack squashfs image" |
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return 1 |
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fi |
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do_notify_stage install |
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blk_tot=$[ ${unpacked} / 1024 ] |
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tar cf - . --exclude=dev --exclude=mnt --exclude=proc --exclude=sys \ |
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| { |
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cd ${dst} |
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LANG=C LC_ALL=C tar xfvR - \ |
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| { |
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pct_prev=0 ; |
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while read dum blk dum ; do |
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blk=${blk/:/}; |
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pct=$[ $blk * 100 / $tot ]; |
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dpct=$[ $pct - $pct_prev ] ; |
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if test $dpct -ge 1 ; then |
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pct_prev=$pct |
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do_notify_status "$pct" |
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fi |
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done |
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} |
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} |
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mkdir -p -- ${dst}/{dev,mnt,proc,sys} |
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else # default: |
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|
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if ! [ -r "$img" ]; then |
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if ! [ -r "$img" ]; then |
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do_notify_error "Can't read squashfs image $img" |
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do_notify_error "Can't read squashfs image $img" |
Lines 106-119
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percent1="$((percent1/99))" |
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percent1="$((percent1/99))" |
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# calculate size necessary for unpacked squashfs image |
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# calculate size necessary for unpacked squashfs image |
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local unpacked=$(sqfs_size "$img") |
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unpacked=$(sqfs_size "$img") |
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|
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|
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if [ -z "$unpacked" ]; then |
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if [ -z "$unpacked" ]; then |
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do_notify_error "Can't calculate unpacked squashfs size" |
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do_notify_error "Can't calculate unpacked squashfs size" |
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return 1 |
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return 1 |
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fi |
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fi |
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local free=$(free_space "$dst") |
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free=$(free_space "$dst") |
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|
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if [ $unpacked -gt $free ]; then |
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if [ $unpacked -gt $free ]; then |
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do_notify_error "No free space to unpack squashfs image" |
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do_notify_error "No free space to unpack squashfs image" |
Lines 122-128
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do_notify_stage install |
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do_notify_stage install |
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unsquashfs -force -no-progress -info -dest "$dst" "$img" 2>/dev/null | |
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{ unsquashfs -force -no-progress -info -dest "$dst" "$img" 2>/dev/null ; retval=$? ; } | |
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{ |
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{ |
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local i=0 |
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local i=0 |
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local progress=0 |
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local progress=0 |
Lines 136-141
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fi |
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fi |
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done |
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done |
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} |
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} |
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if [ $retval -ne 0 ] ; then |
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do_notify_error "Can't read squashfs image $img" |
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return 1 |
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fi |
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fi #end of unsquashfs ... |
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# Set right perms on root directory of installed system |
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# Set right perms on root directory of installed system |
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chmod 0755 "$dst" |
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chmod 0755 "$dst" |