Files
dokku/debian/prerm
2020-08-02 02:40:11 +03:00

57 lines
1.5 KiB
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Executable File

#!/bin/bash
set -eo pipefail
[[ $TRACE ]] && set -x
readonly DOKKU_ROOT="${DOKKU_ROOT:-/home/dokku}"
readonly DOKKU_LIB_ROOT="${DOKKU_LIB_PATH:-/var/lib/dokku}"
ps_backtrace() {
if [ $# -lt 1 ]; then
echo "Usage: $0 PID" >/dev/stderr
exit 1
fi
declare -i pid=$1
ppid=0
header_modifier=""
while :; do
if [ $ppid -ne 0 ]; then
header_modifier=h
fi
ppid=$(ps -o ppid= $pid)
ps uww $header_modifier -p $pid
if [ $pid -eq 1 ]; then
break
fi
pid=$ppid
done
}
main() {
# HACK: Ensure that we only delete data when purging dokku from the system
if ps_backtrace $BASHPID 2>/dev/null | grep dpkg | grep -- "--purge" >/dev/null; then
echo "Processing purge"
echo "Destroying deployed applications"
for app in $(DOKKU_QUIET_OUTPUT=1 dokku apps:list); do
dokku --force apps:destroy $app
done
# HACK: Only disable core plugins, as we don't know what data users store in non-core plugin directories
echo "Disabling all core plugins"
find ${DOKKU_LIB_ROOT}/core-plugins/available -mindepth 1 -maxdepth 1 -type d -printf '%f\n' | while read -r plugin; do
if [ ! -d ${DOKKU_LIB_ROOT}/plugins/available/$plugin ]; then
rm ${DOKKU_LIB_ROOT}/plugins/available/$plugin
PLUGIN_PATH=${DOKKU_LIB_ROOT}/core-plugins plugn disable $plugin
PLUGIN_PATH=${DOKKU_LIB_ROOT}/plugins plugn disable $plugin
fi
done
else
echo "Processing $1"
fi
dokku cleanup
}
main "$@"