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Exclude source subvolumes

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Find out parent mountpoint of /etc/conf.d/snapper, get UUID, and exclude
it from list of targets. If no external btrfs subvolumes found, exit.

Fixes #28.
This commit is contained in:
James Barnett
2017-05-31 14:22:26 -04:00
parent b70a26579a
commit a43712ae8a
1 changed files with 7 additions and 2 deletions
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9
bin/snap-sync
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@@ -141,8 +141,9 @@ else
fi
fi
TARGETS="$($ssh findmnt -n -v -t btrfs -o TARGET --list)"
UUIDS="$($ssh findmnt -n -v -t btrfs -o UUID --list)"
EXCLUDE_UUID=$(findmnt -n -v -t btrfs --target /etc/conf.d/snapper -o UUID)
TARGETS=$($ssh findmnt -n -v -t btrfs -o UUID,TARGET --list | grep -v $EXCLUDE_UUID | awk '{print $2}')
UUIDS=$($ssh findmnt -n -v -t btrfs -o UUID,TARGET --list | grep -v $EXCLUDE_UUID | awk '{print $1}')
declare -a TARGETS_ARRAY
declare -a UUIDS_ARRAY
@@ -165,6 +166,10 @@ for x in $TARGETS; do
i=$((i+1))
done
if [[ "${#UUIDS_ARRAY[$@]}" -eq 0 ]]; then
die "No external btrfs subvolumes found to backup to."
fi
if [[ "$disk_count" > 1 ]]; then
printf "Multiple mount points were found with UUID $uuid_cmdline.\n"
disk="-1"