Stefan/evcc-io
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Offer rollback option for interactive upgrading (#11771)

Browse source
This commit is contained in:
nicok1 2024-02-23 14:40:29 +01:00 • committed by GitHub
parent 8d2d95b431
commit d59986cbc3
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 86 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

56
packaging/scripts/postremove.sh
View file

@ -1,3 +1,4 @@
#!/bin/sh
set -e
if [ -d /run/systemd/system ]; then
@ -15,4 +16,59 @@ if [ "$1" = "purge" ]; then
deb-systemd-helper purge evcc.service >/dev/null || true
deb-systemd-helper unmask evcc.service >/dev/null || true
fi
fi
# if interactive: Call /usr/bin/evcc checkconfig and capture the output (newer version)
# if output contains "config valid" then do nothing
# else: Ask user if he wants to keep the old version (working) or the new version (not working)
# Remember the choice with /tmp/.evccrollback and fail new-postrm failed-upgrade old-version new-version to initiate dpkg's rollback
if [ "$1" = "upgrade" ]; then
INTERACTIVE=0
# is shell script interactive?
if [ -t 0 ]; then
INTERACTIVE=1
else
INTERACTIVE=0
fi
if [ $INTERACTIVE -eq 1 ]; then
checkConfigOutput=$(/usr/bin/evcc checkconfig 2>&1 || true)
if ! echo "$checkConfigOutput" | grep -q "config valid"; then
echo "--------------------------------------------------------------------------------"
echo "ERROR: your evcc configuration is not compatible with the new version. Please consider reading the release notes: https://github.com/evcc-io/evcc/releases"
echo "checkconfig Output:"
echo "$checkConfigOutput"
echo "--------------------------------------------------------------------------------"
while true; do
echo "Do you want to keep your old (working) evcc version? [Y/n]: "
read choice
case "$choice" in
n*|N*|"")
echo "We will keep the new version. Your evcc configuration stays untouched!"
break
;;
y*|Y*)
echo "The old version will be restored. Your evcc configuration stays untouched! Following errors are intended:"
touch /tmp/.evccrollback
exit 1
break
;;
*)
;;
esac
done
fi
fi
fi
# if upgrade goal fails, new-postrm failed-upgrade old-version new-version is called. It should fail to initiate rollback
if [ "$1" = "failed-upgrade" ]; then
if [ -f "/tmp/.evccrollback" ]; then
rm "/tmp/.evccrollback"
exit 1
fi
fi

2
packaging/scripts/preinstall.sh
View file

@ -101,4 +101,4 @@ if [ "$1" = "upgrade" ]; then
copyDbToUserDir
fi
exit 0
exit 0