+ if [[ -e /a/bin/bash_unpublished/source-state ]]; then
+ # /a gets remounted due to btrbk, ignore error code for file doesnt exist
+ source /a/bin/bash_unpublished/source-state || [[ $? == 1 ]]
+ fi
+
+
+ ## check if last snapshot was recent
+ old_snap_limit=$(( 3 * 60 * 60 ))
+ for vol in a o q; do
+ case $vol in
+ o) btrbk_root=/mnt/o/btrbk ;;
+ *) btrbk_root=/mnt/root/btrbk ;;
+ esac
+ # this section generally copied from btrbk scripts, but
+ # this part modified to speed things up by about half a second.
+ # I'm not sure if its quite as reliable, but it looks pretty safe.
+ # Profiled it using time and also adding to the top of the file:
+ # set -x
+ # PS4='+ $(date "+%2N") '
+ # allow failure in case there are no snapshots yet.
+ # shellcheck disable=SC2012
+ shopt -u nullglob
+ files=($btrbk_root/$vol.20*)
+ shopt -s nullglob
+ snaps=()
+ if (( ${#files[@]} )); then
+ snaps=($(ls -1avdr "${files[@]}" 2>/dev/null |head -n1 || : ))
+ fi
+ now=$EPOCHSECONDS
+ maxtime=0
+ for s in ${snaps[@]}; do
+ file=${s##*/}
+ t=$(date -d $(sed -r 's/(.{4})(..)(.{5})(..)(.*)/\1-\2-\3:\4:\5/' <<<${file#$vol.}) +%s)
+ if (( t > maxtime )); then
+ maxtime=$t
+ fi
+ done
+ snapshotmsg=
+ last_snap_age=$(( now - maxtime ))
+ last_snap_hours=$(( last_snap_age / 60 / 60 ))
+ if (( last_snap_age > old_snap_limit )); then
+ chars+=(OLD-SNAP-${last_snap_hours}h)
+ snapshotmsg="/$vol snapshot older than 4 hours"
+ if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
+ p "$snapshotmsg" | lo -1 old-snapshot
+ fi
+ # not bothering to get info on all volumes if we find an old one.
+ break
+ fi
+ done
+
+
+ if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
+
+ bouncemsg=
+ glob=(/m/md/bounces/new/*)
+ if [[ -e ${glob[0]} ]]; then
+ chars+=(BOUNCE)
+ bouncemsg="message in /m/md/bounces/new"
+ fi
+ p $bouncemsg | loday -1 bounce
+ # emails without the S (seen) flag. this only checks the last flag,
+ # but its good enough for me.
+ glob=(/m/md/alerts/{new,cur}/!(*,S))
+ if [[ -e ${glob[0]} ]]; then
+ chars+=(A)
+ fi
+
+ glob=(/m/md/daylert/{new,cur}/!(*,S))
+ if [[ -e ${glob[0]} ]]; then
+ chars+=(DAY)
+ fi
+
+ bbkmsg=
+ if [[ $(systemctl is-active btrbk.timer) != active ]]; then
+ chars+=(BTRBK.TIMER)
+ bbkmsg="not enabled"
+ fi
+ p "$bbkmsg" | lo -480 btrbk.timer
+
+
+
+ # commented out, only using timetrap retrospectively.
+ # # clock us out in timetrap if are idle too long
+ # if [[ -e /p/.timetrap.db ]]; then
+ # export DISPLAY=:0
+ # if type -p xprintidle &>/dev/null && xidle=$(xprintidle 2>/dev/null); then
+ # if [[ $xidle == [0-9]* ]]; then
+ # sheet=$(sqlite3 /p/.timetrap.db "select sheet from entries where end is NULL;")
+ # idle=300000
+ # if [[ $sheet == w ]]; then
+ # idle=900000
+ # fi
+ # if [[ $sheet && $xidle -gt $idle ]]; then
+ # timetrap out
+ # fi
+ # fi
+ # fi
+ # fi
+ else # end if $MAIL_HOST
+ rmg /home/iank/cron-errors/bounce* \
+ /home/iank/cron-errors/btrbk.timer* \
+ /home/iank/cron-errors/old-snapshot*
+ fi
+