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[RFC] Add ConditionPathIsReadWrite= to service files #56

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[RFC] Add ConditionPathIsReadWrite= to service files #56

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25 changes: 25 additions & 0 deletions btrfsmaintenance-refresh-cron.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,26 @@ EOF
esac
}

#
# Add "ConditionPathIsReadWrite=" for each mount point.
#
refresh_conditions() {
MOUNT_POINTS="$1"
SERVICE="$2"
if [ -z "$MOUNT_POINTS" ]; then
rm -rf /etc/systemd/system/${SERVICE}.service.d
else
mkdir -p /etc/systemd/system/${SERVICE}.service.d/
echo "[Unit]" > /etc/systemd/system/${SERVICE}.service.d/readwrite.conf
OIFS="$IFS"
IFS=:
for mount_point in $MOUNT_POINTS; do
echo "ConditionPathIsReadWrite=$mount_point" >> /etc/systemd/system/${SERVICE}.service.d/readwrite.conf
done
IFS="$OIFS"
fi
}

if [ "$1" = 'uninstall' ]; then
for SCRIPT in btrfs-scrub btrfs-defrag btrfs-balance btrfs-trim; do
case "$BTRFS_TIMER_IMPLEMENTATION" in
Expand All @@ -94,6 +114,11 @@ case "$BTRFS_TIMER_IMPLEMENTATION" in
refresh_timer "$BTRFS_DEFRAG_PERIOD" btrfs-defrag
refresh_timer "$BTRFS_BALANCE_PERIOD" btrfs-balance
refresh_timer "$BTRFS_TRIM_PERIOD" btrfs-trim
refresh_conditions "$BTRFS_BALANCE_MOUNTPOINTS" btrfs-balance
refresh_conditions "$BTRFS_SCRUB_MOUNTPOINTS" btrfs-scrub
refresh_conditions "$BTRFS_TRIM_MOUNTPOINTS" btrfs-trim
refresh_conditions "$BTRFS_DEFRAG_PATHS" btrfs-defrag
systemctl daemon-reload
;;
*)
refresh_cron "$BTRFS_SCRUB_PERIOD" btrfs-scrub.sh
Expand Down