/lib/partman/check.d/10check_basicfilesystems is in ubiquity 18.04.14.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | #!/bin/sh
. /lib/partman/lib/base.sh
if search-path fsck.fat; then
FSCK_FAT=fsck.fat
elif search-path dosfsck; then
FSCK_FAT=dosfsck
else
FSCK_FAT=
fi
for dev in $DEVICES/*; do
[ -d "$dev" ] || continue
cd $dev
partitions=
open_dialog PARTITIONS
while { read_line num id size type fs path name; [ "$id" ]; }; do
[ "$fs" != free ] || continue
partitions="$partitions $id,$num"
done
close_dialog
for part in $partitions; do
id=${part%,*}
num=${part#*,}
[ -f $id/method -a ! -f $id/format \
-a -f $id/acting_filesystem ] || continue
filesystem=$(cat $id/acting_filesystem)
case $filesystem in
fat16|fat32)
# We can't check FAT filesystems if dosfstools is
# unavailable (i.e. on non-Linux architectures), but
# it's probably OK to just allow mounting them.
[ "$FSCK_FAT" ] || continue
log "Check the file system in $dev/$id"
template=partman-basicfilesystems/progress_checking
RET=''
db_metaget partman/filesystem_short/"$filesystem" description || RET=''
[ "$RET" ] || RET="$filesystem"
db_subst $template TYPE "$RET"
db_subst $template PARTITION "$num"
db_subst $template DEVICE $(humandev $(cat device))
open_dialog PARTITION_INFO $id
read_line x1 x2 x3 x4 x5 device x6
close_dialog
db_progress START 0 1 partman/text/please_wait
db_progress INFO $template
if log-output -t partman --pass-stdout \
$FSCK_FAT -n $device >/dev/null; then
status=good
else
status=failed
fi
db_progress STOP
if [ "$status" != good ]; then
db_subst partman-basicfilesystems/check_failed TYPE "$filesystem"
db_subst partman-basicfilesystems/check_failed PARTITION "$num"
db_subst partman-basicfilesystems/check_failed DEVICE $(humandev $(cat device))
db_set partman-basicfilesystems/check_failed true
db_input critical partman-basicfilesystems/check_failed || true
db_go || true
db_get partman-basicfilesystems/check_failed
if [ "$RET" = true ]; then
exit 1
fi
fi
;;
esac
done
done
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