# todo: if we cancel in the middle of a btrfs send, then run again immediately, the received subvolume doesn't get a Received UUID: field, and we won't mount it. Need to figure out a solution that will fix this.
-err-bash-trace() {
- local -i argc_index=0 frame i start=${1:-0} max_indent=8 indent
- local source
- local extdebug=false
- if [[ $(shopt -p extdebug) == *-s* ]]; then
- extdebug=true
- fi
- for ((frame=0; frame < ${#FUNCNAME[@]}-1; frame++)); do
- argc=${BASH_ARGC[frame]}
- argc_index+=$argc
- ((frame < start)) && continue
- if (( ${#BASH_SOURCE[@]} > 1 )); then
- source="${BASH_SOURCE[frame+1]}:${BASH_LINENO[frame]}:"
- fi
- indent=$((frame-start + 1))
- indent=$((indent < max_indent ? indent : max_indent))
- printf "%${indent}s↳%sin \`%s" '' "$source" "${FUNCNAME[frame]}"
- if $extdebug; then
- for ((i=argc_index-1; i >= argc_index-argc; i--)); do
- printf " %s" "${BASH_ARGV[i]}"
- done
- fi
- echo \'
- done
- return 0
-}
-err-catch() {
- set -E; shopt -s extdebug
- _err-trap() {
- err=$?
- exec >&2
- set +x
- echo "${BASH_SOURCE[1]}:${BASH_LINENO[0]}: \`$BASH_COMMAND' returned $err"
- err-bash-trace 2
- set -e # err trap does not work within an error trap
- "${_errcatch_cleanup[@]:-:}" # note :-: is to be compatible with set -u
- echo "$0: exiting with code $err"
- exit $err
- }
- trap _err-trap ERR
- set -o pipefail
-}
-err-catch
-
-[[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
+[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
+source /usr/local/lib/err
usage() {
cat <<'EOF'
}
-pre="${0##*/}:"
-m() { if $verbose; then printf "$pre %s\n" "$*"; fi; "$@"; }
-die() { printf "$pre %s\n" "$*" >&2; exit 1; }
+pre="${0##*/}: "
+m() { if $verbose; then printf "$pre%s\n" "$*"; fi; "$@"; }
+e() { printf "$pre%s\n" "$*"; }
+die() { printf "$pre%s\n" "$*" >&2; exit 1; }
# latest $MAIL_HOST
if [[ -e /b/bash_unpublished/source-state ]]; then
fi
if $verbose; then
- printf "$pre options: conf_only=%s\ndry_run=%s\nrate_limit=%s\nverbose=%s\ncmd_arg=%s" "$conf_only" "$dry_run" "$rate_limit" "$verbose" "$cmd_arg"
+ printf "options: conf_only=%s\ndry_run=%s\nrate_limit=%s\nverbose=%s\ncmd_arg=%s" "$conf_only" "$dry_run" "$rate_limit" "$verbose" "$cmd_arg"
fi
### end options parsing
echo "MAIL_HOST=$MAIL_HOST, nothing to do"
exit 0
fi
+
+ at_work=false
+
case $HOSTNAME in
- kw|x2)
- if ping -q -c1 -w1 iank.vpn.office.fsf.org &>/dev/null; then
+ kw)
+ at_work=true
+ ;;&
+ x2|x3)
+ if ping -q -c1 -w1 hal.office.fsf.org \
+ && ip n show 192.168.0.26 | grep . &>/dev/null; then
+ at_work=true
+ fi
+ ;;&
+ kw|x2|x3)
+ if $at_work && ping -q -c1 -w1 iank.vpn.office.fsf.org &>/dev/null; then
home=iank.vpn.office.fsf.org
else
home=b8.nz
kw)
targets=($home x2)
;;
- x2)
+ x2|x3)
targets=($home kw)
;;
tp)
- targets=(frodo kd)
+ # kd disabled temporarily while its hot and i plan to work on it.
+ #targets=(frodo kd)
+ targets=(frodo x3.b8.nz)
# might not be connected to the vpn
if timeout -s 9 10 ssh kw :; then
targets+=(kw)
esac
for mp in ${prospective_mps[@]}; do # default mountpoints to sync
if [[ -e /nocow/btrfs-stale/$mp ]]; then
- echo "$pre warning: $mp stale, not adding to default mountpoints"
+ e "warning: $mp stale, not adding to default mountpoints"
continue
fi
if awk '{print $2}' /etc/fstab | grep -xF $mp &>/dev/null; then
tmpf=$(mktemp)
scp $source:/a/bin/distro-setup/btrbk-run $tmpf
if ! diff -q $tmpf $BASH_SOURCE; then
- echo "$pre found newer version on host $source. reexecing"
+ e "found newer version on host $source. reexecing"
install -T $tmpf /usr/local/bin/btrbk-run
m /usr/local/bin/btrbk-run --pull-reexec "${orig_args[@]}"
exit
min_idle_ms=$((1000 * 60 * 15))
for h in ${targets[@]}; do
if zone=$(ssh root@$h "mkdir -p /mnt/root/btrbk && date +%z"); then
- if $cron && DISPLAY=:0 xprintidle; then
- # This is a separate ssh because xprintidle can fail and thats ok.
- # Ignore this host. i sometimes use a non-main machine for testing or web browsing, knowing that
- # everything will be wiped by the next backup, but I dont want it to happen as Im using
- # it from cronjob.
- continue
+ # This is a separate ssh because xprintidle can fail and thats ok.
+ if $cron && idle_ms=$(ssh $h DISPLAY=:0 xprintidle); then
+ if (( idle_ms < min_idle_ms )); then
+
+ # Ignore this host. i sometimes use a non-main machine for
+ # testing or web browsing, knowing that everything will be wiped
+ # by the next backup, but I dont want it to happen as Im using
+ # it from cronjob.
+ e "warning: $h: active X session in the last 15 minutes, skipping for now"
+ continue
+ fi
fi
sshable+=($h)
if [[ $zone != $local_zone ]]; then
sshfail+=($h)
fi
done
- if [[ ! $sshable ]] || { ! $cron && [[ $sshfail ]]; }; then
+ if [[ ! ${sshable[@]} ]] || { ! $cron && [[ ${sshfail[@]} ]]; }; then
die "failed to ssh to hosts: ${sshfail[*]}"
else
- if [[ $sshfail ]]; then
+ if [[ ${sshfail[@]} ]]; then
ret=1
- echo "$pre error: failed to ssh to ${sshfail[*]} but continuing with other hosts"
+ e "error: failed to ssh to ${sshfail[*]} but continuing with other hosts"
fi
targets=(${sshable[@]})
fi