sleep 5
fi
-early=false # quit early, just btrbk, no extra remounting etc.
+marchive=false
+early=false
cron=false
orig_args=("$@")
temp=$(getopt -l cron,pull-reexec,help ceil:m:npqrs:t:vh "$@") || usage 1
eval set -- "$temp"
while true; do
case $1 in
+ # some behaviors specific to running under cron:
+ # - skip hosts where xprintidle haven't been idle recently
+ # - if we can't ssh to 1 or more hosts, still do the rest
+ # - if we aren't MAIL_HOST and no -m or -s, just exit
--cron)
cron=true
pre=
;;
# only creates the config file, does not run btrbk
-c) conf_only=true; shift ;;
+ # quit early, just btrbk, no extra remounting etc.
-e) early=true; shift ;;
-i) incremental_strict=true; shift ;;
# bytes per second, suffix k m g
# Comma separated mountpoints to backup. This has defaults set below.
-m) IFS=, mountpoints=($2); unset IFS; shift 2 ;;
-n) dry_run=true; dry_run_arg=-n; shift ;;
+ # show progress
-p) progress_arg="--progress"; shift ;;
+ # internal option for rerunning under newer SOURCE_HOST version.
--pull-reexec) pull_reexec=true; shift ;;
- -r) archive=false; shift ;;
+ # quiet
-q) verbose=false; verbose_arg=; progress_arg=; shift ;;
# source host to receive a backup from
-s)
# target hosts to send to. empty is valid for just doing local
# snapshot. we have default hosts we will populate.
-t) IFS=, targets=($2); unset IFS; shift 2 ;;
+ # verbose.
-v) verbose=true; verbose_arg=-v; shift ;;
-h|--help) usage ;;
--) shift; break ;;
# only tested commands are resume and archive
cmd_arg=${1:-run}
+
+std_preserve="18h 14d 8w 24m"
+q_preserve="18h 14d"
+
case $cmd_arg in
run|resume|archive) : ;;
+ marchive)
+ marchive=true
+ cmd=resume
+ std_preserve="999h 999d 999w 999m"
+ q_preserve="$std_preserve"
+ preserve_arg=-p
+ ;;
*) die "untested command arg" ;;
esac
fi
### end options parsing
+declare -A vols
+
# remove path from earlier version of btrbk
rm -f /usr/sbin/btrbk
# note, this still works as intended if there is no /usr/bin/btrbk
# I could make this different from target_preserve,
# if one disk had less space.
# for now, keeping them equal.
-snapshot_preserve 18h 14d 8w 24m
+snapshot_preserve $std_preserve
snapshot_preserve_min 2h
snapshot_dir btrbk
# so, total backups = ~58
-target_preserve 18h 14d 8w 24m
+target_preserve $std_preserve
target_preserve_min 2h
# if something fails and it's not obvious, try doing
case $m in
/o)
vol=/mnt/o
+ vols[$vol]=t
;;
*)
vol=/mnt/root
+ vols[$vol]=t
;;
esac
q)
# q has sensitive data i dont want to backup for so long
cat >>/etc/btrbk.conf <<EOF
-snapshot_preserve 18h 14d
+snapshot_preserve $std_preserve
snapshot_preserve_min 2h
snapshot_dir btrbk
-target_preserve 18h 14d
+target_preserve $std_preserve
target_preserve_min 2h
EOF
;;
mexit 0
elif [[ $cmd_arg == archive ]]; then
if [[ $source ]]; then
- m btrbk $verbose_arg $progress_arg $cmd_arg ssh://$source$vol $vol
+ for vol in ${!vols[@]}; do
+ m btrbk $verbose_arg $progress_arg $cmd_arg ssh://$source$vol $vol
+ done
else
for tg in ${targets[@]}; do
- m btrbk $verbose_arg $progress_arg $cmd_arg $vol ssh://$tg$vol
+ for vol in ${!vols[@]}; do
+ m btrbk $verbose_arg $progress_arg $cmd_arg $vol ssh://$tg$vol
+ done
done
fi
mexit 0
fi
# -q and just using the syslog option seemed nice,
# but it doesn't show when a send has a parent and when it doesn't.
-m btrbk $verbose_arg $progress_arg $cmd_arg
+m btrbk $preserve_arg $verbose_arg $progress_arg $cmd_arg
# todo: tp not valid anymore.
# if we have it, sync to systems which don't