# Copyright (C) 2019 Ian Kelling
# SPDX-License-Identifier: AGPL-3.0-or-later
+# usage: runs 4 times every 15 seconds unless any args are passed, then just runs once
+
if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
-set -eE -o pipefail
-trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
+source /a/bin/errhandle/err
+status_file=/dev/shm/iank-status
+
+shopt -s nullglob
+shopt -s dotglob
-f=/dev/shm/iank-status
+lo() { /usr/local/bin/log-once "$@"; }
write-status() {
chars=()
- if test -e /nocow/btrfs-stale/*; then
+ glob=(/nocow/btrfs-stale/*)
+ if [[ -e ${glob[0]} ]]; then
chars+=("STALE!")
fi
- if test -e /m/md/bounces/new/*; then
+ glob=(/m/md/bounces/new/*)
+ if [[ -e ${glob[0]} ]]; then
chars+=("BOUNCE!")
+ bouncemsg="message in /m/md/bounces/new"
+ fi
+ lo -1 bounce $bouncemsg
+ glob=(/m/md/alerts/new/* /m/md/alerts/cur/*)
+ if [[ -e ${glob[0]} ]]; then
+ chars+=("ALERT!")
fi
if [[ -e /nocow/user/mailtest-failure ]]; then
chars+=("MAILPING!")
fi
+
+
+ if ! make -q ~/.local/distro-begin || [[ $(<~/.local/distro-begin) != 0 ]]; then
+ chars+=("DISTRO-BEGIN!")
+ fi
+
+ if ! make -q ~/.local/distro-end || [[ $(<~/.local/distro-end) != 0 ]]; then
+ chars+=("DISTRO-END!")
+ fi
+
+ f=~/.local/conflink
+ if [[ -e $f ]]; then
+ cd /b/ds
+ now=$(date +%s)
+ fsec=$(stat -c%Y $f)
+ fmin=$(( (fsec - now ) / 60 + 1 ))
+ fminplus=$(( fmin + 60*24 ))
+ # Filesystem files get copied, so find any newer than the last run.
+ # The rest are hueristics:
+ # Given the last time we added a file in git, is that newer than the last conflink run.
+ # Given new files not added to git, were they modified more recently than the last conflink? but,
+ # push their modification time back by a day so we can develop them before needing to add them to git.
+ if (( $(date -d "$(git log --diff-filter=ACR --format=%aD -1)" +%s) > fsec )) || \
+ [[ $(find {/a/bin/ds,/p/c}{/filesystem,/machine_specific/$HOSTNAME/filesystem} -mmin $fmin -type f -print -quit 2>/dev/null) ]] \
+ || [[ $(find $(git ls-files -o --exclude-standard) -mmin $fminplus -type f -print -quit) ]]; then
+ chars+=("CONFLINK!")
+ fi
+ fi
+
+ if [[ ! -e $f || $(<$f) != 0 ]]; then
+ chars+=("CONFLINK!")
+ fi
+
+
+ ## Clean the paniclog, but only up to 4 times per day, or else we
+ ## should investigate.
+ loglog=/tmp/panicloglog-$(date --rfc-3339=date)
+ if [[ -s $loglog ]]; then
+ spamcount=$(stat -c%s $loglog)
+ else
+ spamcount=0
+ fi
+ if (( spamcount <= 4 )); then
+ if grep -q 'spam acl condition' /var/log/exim4/paniclog; then
+ printf . >>$loglog
+ fi
+ /a/bin/distro-setup/epanic-clean
+ fi
+
if [[ -s /var/log/exim4/paniclog ]]; then
chars+=("PANIC!")
+ tail -n 20 /var/log/exim4/paniclog | lo -1 paniclog
+ else
+ lo -1 paniclog
fi
- cat /a/bin/bash_unpublished/source-state >$f
+ source /a/bin/bash_unpublished/source-state
+ if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
+ if [[ $(systemctl is-active btrbk.timer) != active ]]; then
+ chars+=("BTRBK.TIMER!")
+ bbkmsg="btrbk.timer not enabled"
+ fi
+ lo -60 btrbk.timer $bbkmsg
- if [[ $chars ]]; then
- echo "ps_char=\"${chars[*]} \$ps_char\"" >>$f
+ ## check if last snapshot was within an hour
+ vol=o
+ snaps=(/mnt/root/btrbk/$vol.20*)
+ now=$(date +%s)
+ 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
+ if (( maxtime < now - 60*60 )); then
+ chars+=("OLD-SNAPSHOT!")
+ snapshotmsg="/o snapshot older than 1 hour"
+ fi
+ lo -1 old-snapshot $snapshotmsg
fi
+
+ cat /a/bin/bash_unpublished/source-state >$status_file
+
+ if [[ ${chars[*]} ]]; then
+ echo "ps_char=\"${chars[*]} \$ps_char\"" >>$status_file
+ fi
+
}
write-status
-if [[ $@ ]]; then
+if [[ $1 ]]; then
+ cat $status_file
exit 0
fi
for ((i=1; i<=3; i++)); do