Files
ioBroker.docker/debian/scripts/maintenance.sh
2021-09-09 20:11:43 +02:00

221 lines
7.1 KiB
Bash

#!/bin/bash
############################
##### default settings #####
############################
autoconfirm=no # could be set to true by commandline option
killbyname=no # could be set to true by commandline option / undocumented, only for use with backitup restore scripts
####################################
##### declaration of functions #####
####################################
# display help text
display_help() {
echo "This script is build to manage your ioBroker container!"
echo ''
echo "Usage: maintenance [ COMMAND ] [ OPTION ]"
echo " maint [ COMMAND ] [ OPTION ]"
echo ''
echo "COMMANDS"
echo "------------------"
echo " status > gives the current state of maintenance mode"
echo " on > switches mantenance mode ON"
echo " off > switches mantenance mode OFF and shuts down/ restarts container"
echo " upgrade > will put container to maintenance mode and upgrade iobroker"
echo " help > shows this help"
echo ''
echo "OPTIONS"
echo "------------------"
echo " -y|--yes > confirms the used command without asking"
echo " -h|--help > shows this help"
echo ''
exit 0
}
# checking maintenance mode status
check_status() {
if [ $(cat /opt/scripts/.docker_config/.healthcheck) == 'maintenance' ]
then
echo 'Maintenance mode is turned ON.'
elif [ $(cat /opt/scripts/.docker_config/.healthcheck) != 'maintenance' ]
then
echo 'Maintenance mode is turned OFF.'
fi
}
# turn maintenance mode ON
switch_on() {
if [ $(cat /opt/scripts/.docker_config/.healthcheck) != 'maintenance' ] && [ "$killbyname" == "yes" ] # maintenance mode OFF / killbyname = yes / undocumented, only for use with backitup restore scripts
then
echo 'This command will activate maintenance mode and stop all node processes.'
echo 'Activating maintenance mode...'
echo "maintenance" > /opt/scripts/.docker_config/.healthcheck
sleep 1
echo 'Done.'
echo 'Stopping ioBroker...'
pkill node
sleep 1
echo 'Done.'
exit 0
elif [ $(cat /opt/scripts/.docker_config/.healthcheck) != 'maintenance' ] && [ "$autoconfirm" == "no" ] # maintenance mode OFF / autoconfirm = no
then
echo 'You are now going to stop ioBroker and activating maintenance mode for this container.'
read -p 'Do you want to continue [yes/no]? ' A
if [ "$A" == "y" ] || [ "$A" == "Y" ] || [ "$A" == "yes" ]
then
echo 'Activating maintenance mode...'
echo "maintenance" > /opt/scripts/.docker_config/.healthcheck
sleep 1
echo 'Done.'
echo 'Stopping ioBroker...'
pkill -u iobroker
sleep 1
echo 'Done.'
exit 0
else
exit 0
fi
elif [ $(cat /opt/scripts/.docker_config/.healthcheck) != 'maintenance' ] && [ "$autoconfirm" == "yes" ] # maintenance mode OFF / autoconfirm = yes
then
echo 'You are now going to stop ioBroker and activating maintenance mode for this container.'
echo 'This command was already confirmed by -y or --yes option.'
echo 'Activating maintenance mode...'
echo "maintenance" > /opt/scripts/.docker_config/.healthcheck
sleep 1
echo 'Done.'
echo 'Stopping ioBroker...'
pkill -u iobroker
sleep 1
echo 'Done.'
exit 0
else
echo 'Maintenance mode is already turned ON.'
fi
}
# turn maintenance mode OFF
switch_off() {
if [ $(cat /opt/scripts/.docker_config/.healthcheck) == 'maintenance' ] && [ "$autoconfirm" == "no" ] # maintenance mode ON / autoconfirm = no
then
echo 'You are now going to deactivate maintenance mode for this container.'
echo 'Depending on the restart policy, your container will be stopped/ restarted immediately.'
read -p 'Do you want to continue [yes/no]? ' A
if [ "$A" == "y" ] || [ "$A" == "Y" ] || [ "$A" == "yes" ]
then
echo 'Deactivating maintenance mode and forcing container to stop/ restart...'
echo "stopping" > /opt/scripts/.docker_config/.healthcheck
pkill -u root
echo 'Done.'
exit 0
else
exit 0
fi
elif [ $(cat /opt/scripts/.docker_config/.healthcheck) == 'maintenance' ] && [ "$autoconfirm" == "yes" ] # maintenance mode ON / autoconfirm = yes
then
echo 'You are now going to deactivate maintenance mode for this container.'
echo 'Depending on the restart policy, your container will be stopped/ restarted immediately.'
echo 'This command was already confirmed by -y or --yes option.'
echo 'Deactivating maintenance mode and forcing container to stop/ restart...'
echo "stopping" > /opt/scripts/.docker_config/.healthcheck
pkill -u root
echo 'Done.'
exit 0
else
echo 'Maintenance mode is already turned OFF.'
fi
}
# upgrade js-controller
upgrade() {
echo 'You are now going to upgrade your js-controller.'
echo 'As this will change data in /opt/iobroker, make sure you have a backup!'
echo 'During the upgrade process the container will automatically switch into maintenance mode and stop ioBroker.'
echo 'Depending of the restart policy, you container will be stoped/ restarted automatically after the upgrade.'
read -p 'Do you want to continue [yes/no]? ' A
if [ "$A" == "y" ] || [ "$A" == "Y" ] || [ "$A" == "yes" ]
then
echo 'Activating maintenance mode...'
echo "maintenance" > /opt/scripts/.docker_config/.healthcheck
sleep 1
echo 'Done.'
echo 'Stopping ioBroker...'
pkill -u iobroker
sleep 1
echo 'Done.'
echo 'Upgrading js-controller...'
iobroker update
iobroker upgrade self
sleep 1
echo 'Done.'
echo 'Container will be stopped/ restarted in 5 seconds...'
sleep 5
echo "stopping" > /opt/scripts/.docker_config/.healthcheck
pkill -u root
exit 0
else
exit 0
fi
}
########################################
##### parsing commands and options #####
########################################
# reading all arguments and putting them in reverse
reverse=
for i in "$@"; do
reverse="$i $reverse"
done
# checking the arguments
for i in $reverse; do
case $i in
help|-h|--help)
display_help # calling function to display help text
break
;;
status)
check_status # calling function to check maintenance mode status
break
;;
on)
switch_on # calling function to switch maintenance mode on
break
;;
off)
switch_off # calling function to switch maintenance mode off
break
;;
upgrade)
upgrade # calling function to upgrade js-controller
break
;;
-y|--yes)
autoconfirm=yes # setting autoconfrm option to "yes"
shift
;;
-kbn|--killbyname)
killbyname=yes # setting killbyname option to "yes"
shift
;;
-a=*|--argument=*) # dummy exaple for parsing option with value
ARGUMENT="${i#*=}"
shift
;;
--) # End of all options.
shift
break
;;
-?*|?*)
echo 'WARN: Unknown parameter. Please try again or see help (-h|--help).'
break
;;
*) # Default case: No more options, so break out of the loop.
break
;;
esac
done
exit 0