X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=filesystem%2Fusr%2Flocal%2Fbin%2Fmyupgrade;h=6c4ed879a7ee4baeb24c5e201e417534b967274b;hb=51c8b40fd2aac71d29dc9298ca65425725ad1edd;hp=e5401dc836675ab54f9aafb31490ca5cf08ed7e7;hpb=12cab163424e3a7b0815646d1d4407f9b5839bcb;p=distro-setup diff --git a/filesystem/usr/local/bin/myupgrade b/filesystem/usr/local/bin/myupgrade index e5401dc..6c4ed87 100755 --- a/filesystem/usr/local/bin/myupgrade +++ b/filesystem/usr/local/bin/myupgrade @@ -2,12 +2,14 @@ # Copyright (C) 2019 Ian Kelling # SPDX-License-Identifier: AGPL-3.0-or-later +# usage: set DEBUG env var to anything to output to stdout + # Note: running this inside a cronjob, it wont mail any output if we end # up rebooting from this script. if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi -source /usr/local/lib/err +source /usr/local/lib/bash-bear pre="${0##*/}:" PATH="/sbin:$PATH" m() { printf "$pre %s\n" "$*"; "$@"; } @@ -19,35 +21,77 @@ err() { echo "[$(date +'%Y-%m-%d %H:%M:%S%z')]: $pre: $*" >&2; } hn=$(hostname -f) source /a/bin/bash_unpublished/source-state +d() { + if [[ $DEBUG ]]; then + pee cat "wall -n" + else + # 2>/dev/null hopefully gets rid of errors like: wall: /dev/pts/0: No such file or directory + sed 's/^/myupgrade /' | pee logger "wall -n" 2>/dev/null + fi +} myreboot() { for x in {30..1}; do - echo "pid $$. unattended upgrade, rebooting in $((x*10)) seconds" | wall -n + echo "pid $$. unattended upgrade, rebooting in $((x*10)) seconds" | wall -n 2>/dev/null sleep 10 done for x in {30..1}; do if ! fuser /var/lib/dpkg/lock &> /dev/null; then - echo "pid $$. unattended upgrade, rebooting now" | pee cat "wall -n" + echo "pid $$. unattended upgrade, rebooting now" | d /a/bin/ds/keyscript-on /sbin/reboot exit 0 fi - echo "pid $$. unattended upgrade reboot waiting 10 seconds for dpkg lock" | wall -n + echo "pid $$. unattended upgrade reboot waiting 10 seconds for dpkg lock" | wall -n 2>/dev/null sleep 10 done - echo "pid $$. dpkg locked for 5 minutes, automatic reboot failed" | pee cat "wall -n" + echo "pid $$. dpkg locked for 5 minutes, automatic reboot failed" | d } -if [[ $HOSTNAME != "$MAIL_HOST" ]]; then - ksta=$(needrestart -b | sed -n 's/NEEDRESTART-KSTA: *//p'); - case $ksta in - 1) : ;; - [023]) myreboot ;; - *) err error: unknown kernel status ;; - esac +case $hn in + kd) + /c/roles/prom/files/simple/usr/local/bin/fsf-install-prometheus + /c/roles/prom_export/files/simple/usr/local/bin/fsf-install-node-exporter -l 127.0.0.1 + ;; + li|bk|je) + /c/roles/prom_export/files/simple/usr/local/bin/fsf-install-node-exporter -l 127.0.0.1 + ;; + *) + /c/roles/prom_export/files/simple/usr/local/bin/fsf-install-node-exporter + ;; +esac + + +# TODO: executed from cron, this doesnt sent an email when we reboot, +# because rebooting from the script stops the ability to send email. +# We should figure some workaround. + +# I originally had the idea that for MAIL_HOST, I'd just send an email +# if something needs restarting. But atm, I have a bad habit of ignoring +# those emails. + +if ! needrestart -p -k &>/dev/null; then + myreboot fi -# needsrestarts automatic restarts failed. -if ! out=$(/sbin/needrestart -p 2>&1); then - e "$out" +needrestart -b -l -r a |& logger -t myupgrade +sleep 1 + +# Restart based on library doesnt always work. If we still +# detect outdated libraries after trying to automatically restart, +# then do a reboot unless we are on systems we care a bit more about +# uptime, then send us an email. +# +# Note: I've noticed restart based on library has tended to screw up +# desktop related daemons because they have bugs when restarted in +# isolation instead of as part of bring up and down the whole desktop. +# But, I'd rather something gets messed up than things not get +# restarted. +if ! /sbin/needrestart -p -l &>/dev/null; then + if [[ $hn == "$MAIL_HOST" || $hn == kd ]]; then + # send us an email so we can decide what to do + needrestart -r l + else + myreboot + fi fi