2 # Copyright (C) 2019 Ian Kelling
3 # SPDX-License-Identifier: AGPL-3.0-or-later
5 # usage: runs 4 times every 15 seconds unless any args are passed, or we
6 # are on battery power, then just runs once.
8 if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
10 source /a
/bin
/errhandle
/err
11 status_file
=/dev
/shm
/iank-status
25 lo
() { /usr
/local
/bin
/log-once
"$@"; }
28 chars
=("${first_chars[@]}")
30 glob
=(/nocow
/btrfs-stale
/*)
31 if [[ -e ${glob[0]} ]]; then
34 glob
=(/m
/md
/bounces
/new
/*)
35 if [[ -e ${glob[0]} ]]; then
37 bouncemsg
="message in /m/md/bounces/new"
39 lo
-1 bounce
$bouncemsg
40 glob
=(/m
/md
/alerts
/new
/* /m
/md
/alerts
/cur
/*)
41 if [[ -e ${glob[0]} ]]; then
44 if [[ -e /nocow
/user
/mailtest-failure
]]; then
48 if ! qlen
=$
(/usr
/sbin
/exiqgrep
-o 60 -c -b |
awk '{print $1}'); then
49 # early in install process, we dont have permission yet for exiqgrep
50 qlen
=$
(sudo
/usr
/sbin
/exiqgrep
-o 60 -c -b |
awk '{print $1}')
58 if ! make -q ~
/.local
/distro-begin ||
[[ $
(<~
/.local
/distro-begin
) != 0 ]]; then
63 if ! make -q ~
/.local
/distro-end ||
[[ $
(<~
/.local
/distro-end
) != 0 ]]; then
67 # these conditions are so we dont have an overly verbose prompt
68 if $begin && $end; then
71 chars
+=("DISTRO-BEGIN!")
73 chars
+=("DISTRO-END!")
80 # the / 60 makes it 0-59 seconds less strict, +1 makes sure we
81 # dont have any false positives.
82 fmin
=$
(( (fsec
- now
) / 60 + 1 ))
83 fminplus
=$
(( fmin
+ 60*24 ))
84 # Filesystem files get copied, so find any newer than the last run.
85 # The rest are hueristics:
86 # Given the last time we added a file in git, is that newer than the last conflink run.
87 # Given new files not added to git, were they modified more recently than the last conflink? but,
88 # push their modification time back by a day so we can develop them before needing to add them to git.
90 all_dirs
=({/a
/bin
/ds
,/p
/c
}{/filesystem
,/machine_specific
/$HOSTNAME/filesystem
})
91 # This part is copied from conflink
92 for x
in /p
/c
/machine_specific
/*.hosts
/a
/bin
/ds
/machine_specific
/*.hosts
; do
93 if grep -qxF $HOSTNAME $x; then all_dirs
+=( ${x%.hosts} ); fi
96 # just because i forget a lot, -mmin -NUM means files modified <= NUM minutes ago
97 if (( $
(date -d "$(git log --diff-filter=ACR --format=%aD -1)" +%s
) > fsec
)) || \
98 [[ $
(find ${all_dirs[@]} -mmin $fmin -type f
-print -quit 2>/dev
/null
) ]]; then
99 v conflink newer git or newer filesystem files
104 for d
in /a
/bin
/distro-setup
/p
/c
; do
106 if [[ ! -e .git
]]; then
107 # some hosts i dont push all of /p/c
110 untracked
=$
(git ls-files
-o --exclude-standard)
111 if [[ $untracked && $
(find $untracked -mmin $fminplus -type f
-print -quit) ]]; then
112 v conflink
: untracked
in $d
119 if [[ ! -e $f || $
(<$f) != 0 ]]; then
120 v conflink
: last run not found or failed
128 ## Clean the paniclog, but only up to 4 times per day, or else we
129 ## should investigate.
130 loglog
=/tmp
/panicloglog-$
(date --rfc-3339=date)
131 if [[ -s $loglog ]]; then
132 spamcount
=$
(stat
-c%s
$loglog)
136 if (( spamcount
<= 4 )); then
137 if grep -q 'spam acl condition' /var
/log
/exim
4/paniclog
&>/dev
/null
; then
140 /a
/bin
/distro-setup
/epanic-clean
143 if [[ -s /var
/log
/exim
4/paniclog
]]; then
145 tail -n 20 /var
/log
/exim
4/paniclog | lo
-1 paniclog
150 source /a
/bin
/bash_unpublished
/source-state
151 if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
153 if [[ $
(systemctl is-active btrbk.timer
) != active
]]; then
154 chars
+=("BTRBK.TIMER!")
155 bbkmsg
="btrbk.timer not enabled"
157 lo
-60 btrbk.timer
$bbkmsg
159 ## check if last snapshot was within an hour
161 # this section generally copied from btrbk scripts, but
162 # this part modified to speed things up by about half a second.
163 # I'm not sure if its quite as reliable, but it looks pretty safe.
164 # Profiled it using time and also adding to the top of the file:
166 # PS4='+ $(date "+%2N") '
167 snaps
=($
(ls -1avdr /mnt
/root
/btrbk
/$vol.20*|
head -n1))
170 for s
in ${snaps[@]}; do
172 t
=$
(date -d $
(sed -r 's/(.{4})(..)(.{5})(..)(.*)/\1-\2-\3:\4:\5/' <<<${file#$vol.}) +%s
)
173 if (( t
> maxtime
)); then
177 if (( maxtime
< now
- 60*60 )); then
179 snapshotmsg
="/o snapshot older than 1 hour"
181 lo
-1 old-snapshot
$snapshotmsg
184 cat /a
/bin
/bash_unpublished
/source-state
>$status_file
186 if [[ ${chars[*]} ]]; then
187 echo "ps_char=\"${chars[*]} \$ps_char\"" >>$status_file
191 # use this if we want to do something just once per minute
195 if [[ -e /sys
/class
/power_supply
/AC
/online
&& $
(</sys
/class
/power_supply
/AC
/online
) == 0 ]]; then
208 for ((i
=1; i
<=3; i
++)); do