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 "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
10 source /a
/bin
/errhandle
/err
11 status_file
=/dev
/shm
/iank-status
17 for p
in ~
/.gem
/ruby
/*/bin
; do
31 # log-once COUNT NAME [MESSAGE]
33 /usr
/local
/bin
/log-once
"$@" | ifne
mail -s "$HOSTNAME: system-status $2" root@localhost
37 chars
=("${first_chars[@]}")
39 # clock us out in timetrap if are idle too long
40 if [[ -e /p
/.timetrap.db
]]; then
42 if type -p xprintidle
&>/dev
/null
&& xidle
=$
(xprintidle
2>/dev
/null
); then
43 if [[ $xidle == [0-9]* ]]; then
44 sheet
=$
(sqlite3
/p
/.timetrap.db
"select sheet from entries where end is NULL;")
46 if [[ $sheet == w
]]; then
49 if [[ $sheet && $xidle -gt $idle ]]; then
56 if pgrep
-f 'emacs --daemon' &>/dev
/null
; then
57 emacsfiles
="$(emacsclient --eval "$
(cat /a
/bin
/ds
/unsaved-buffers.el
)"| sed '/^"nil
"$/d;s/^"(/E
: /;s
/)"$//')"
58 if [[ $emacsfiles ]]; then
59 chars
+=("$emacsfiles")
63 glob
=(/nocow
/btrfs-stale
/*)
64 if [[ -e ${glob[0]} ]]; then
67 if [[ $
(find /var
/mail -type f \
! -empty -print -quit) ]]; then
68 var_mail_msg
="message in /var/mail"
70 lo
-1 var_mail
$var_mail_msg
71 glob
=(/m
/md
/bounces
/new
/*)
72 if [[ -e ${glob[0]} ]]; then
74 bouncemsg
="message in /m/md/bounces/new"
76 lo
-1 bounce
$bouncemsg
77 # emails without the S (seen) flag. this only checks the last flag,
78 # but its good enough for me.
79 glob
=(/m
/md
/alerts
/{new
,cur
}/!(*,S
))
80 if [[ -e ${glob[0]} ]]; then
83 tmp
=(/var
/local
/cron-errors
/mailtest-check
*)
84 if (( ${#tmp[@]} )); then
87 tmp
=(/var
/local
/cron-errors
/mailtest-slow
*)
88 if (( ${#tmp[@]} )); then
92 # early in install process, we dont have permission yet for exiqgrep
93 qlen
=$
(/usr
/sbin
/exiqgrep
-o 600 -c -b |
awk '{print $1}') ||
:
95 qmsg
="queue length $qlen"
99 # No point in emailing about the mailq on a host where we don't
107 if ! make -C /b
/ds
-q ~
/.local
/distro-begin ||
[[ $
(<~
/.local
/distro-begin
) != 0 ]]; then
112 if ! make -C /b
/ds
-q ~
/.local
/distro-end ||
[[ $
(<~
/.local
/distro-end
) != 0 ]]; then
116 # these conditions are so we dont have an overly verbose prompt
117 if $begin && $end; then
125 # shellcheck disable=SC2043
130 # the / 60 makes it 0-59 seconds less strict, +1 to help make sure we
131 # dont have any false positives.
132 fmin
=$
(( (fsec
- now
+ 1 ) / 60 ))
133 fminplus
=$
(( fmin
+ 60*24 ))
134 # Filesystem files get copied, so find any newer than the last run.
135 # The rest are hueristics:
136 # Given the last time we added a file in git, is that newer than the last conflink run.
137 # Given new files not added to git, were they modified more recently than the last conflink? but,
138 # push their modification time back by a day so we can develop them before needing to add them to git.
140 all_dirs
=({/a
/bin
/ds
,/p
/c
}{/filesystem
,/machine_specific
/$HOSTNAME/filesystem
})
141 # This part is copied from conflink
142 for x
in /p
/c
/machine_specific
/*.hosts
/a
/bin
/ds
/machine_specific
/*.hosts
; do
143 if grep -qxF $HOSTNAME $x; then all_dirs
+=( ${x%.hosts} ); fi
146 # Just because i forget a lot, -mmin -NUM means files modified <= NUM minutes ago
147 if (( fmin
< 0 )) && [[ $
(find ${all_dirs[@]} -mmin $fmin -type f
-print -quit 2>/dev
/null
) ]]; then
148 v conflink newer filesystem files
153 for d
in /a
/bin
/distro-setup
/p
/c
; do
155 if [[ ! -e .git
]]; then
156 # some hosts i dont push all of /p/c
159 if (( $
(date -d "$(git log --diff-filter=ACR --format=%aD -1)" +%s
) > fsec
)); then
160 v conflink
: newer files checked
in to git
168 done < <(git ls-files
-o --exclude-standard)
169 if [[ ${untracked[0]} && $
(find "${untracked[@]}" -mmin $fminplus -type f
-print -quit) ]]; then
170 v conflink
: untracked
in $d
178 if [[ ! -e $f || $
(<$f) != 0 ]]; then
179 v conflink
: last run not found or failed
186 if [[ -s /var
/log
/exim
4/paniclog
]]; then
188 # leave it up to epanic-clean to send email notification
191 source /a
/bin
/bash_unpublished
/source-state
192 if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
194 if [[ $
(systemctl is-active btrbk.timer
) != active
]]; then
195 chars
+=("BTRBK.TIMER")
196 bbkmsg
="btrbk.timer not enabled"
198 lo
-960 btrbk.timer
$bbkmsg
200 ## check if last snapshot was within an hour
202 # this section generally copied from btrbk scripts, but
203 # this part modified to speed things up by about half a second.
204 # I'm not sure if its quite as reliable, but it looks pretty safe.
205 # Profiled it using time and also adding to the top of the file:
207 # PS4='+ $(date "+%2N") '
208 # allow failure in case there are no snapshots yet.
209 # shellcheck disable=SC2012
211 files
=(/mnt
/root
/btrbk
/$vol.20*)
214 if (( ${#files[@]} )); then
215 snaps
=($
(ls -1avdr "${files[@]}" 2>/dev
/null |
head -n1 ||
: ))
219 for s
in ${snaps[@]}; do
221 t
=$
(date -d $
(sed -r 's/(.{4})(..)(.{5})(..)(.*)/\1-\2-\3:\4:\5/' <<<${file#$vol.}) +%s
)
222 if (( t
> maxtime
)); then
226 if (( maxtime
< now
- 4*60*60 )); then
228 snapshotmsg
="/o snapshot older than 4 hours"
230 lo
-1 old-snapshot
$snapshotmsg
233 cat /a
/bin
/bash_unpublished
/source-state
>$status_file
235 if [[ ${chars[*]} ]]; then
236 echo "ps_char=\"${chars[*]} \$ps_char\"" >>$status_file
240 # use this if we want to do something just once per minute
244 if [[ -e /sys
/class
/power_supply
/AC
/online
&& $
(</sys
/class
/power_supply
/AC
/online
) == 0 ]]; then
259 for ((i
=1; i
<=60; i
++)); do