Mattermost update script

mm_update.sh

#!/bin/sh
# export URL before launch: eg. `export URL=https://releases.mattermost.com/5.14.0/mattermost-5.14.0-linux-amd64.tar.gz`
# The script assumes, that Mattermost is installed in ~/mattermost
cd /tmp
wget $URL
tar -xf mattermost*.gz --transform='s,^[^/]\+,\0-upgrade,'
sudo systemctl stop mattermost
cd ~/
cp -ra mattermost/ mattermost-back-$(date +'%F-%H-%M')/
find mattermost/ mattermost/client/ -mindepth 1 -maxdepth 1 \! \( -type d \( -path mattermost/client -o -path mattermost/client/plugins -o -path mattermost/config -o -path mattermost/logs -o -path mattermost/plugins -o -path mattermost/data \) -prune \) | sort | sudo xargs rm -r
mv mattermost/plugins/ mattermost/plugins~
mv mattermost/client/plugins/ mattermost/client/plugins~
cp -an /tmp/mattermost-upgrade/. mattermost/
rm -r /tmp/mattermost-upgrade/
cd ~/mattermost
sudo systemctl start mattermost
rsync -au plugins~/ plugins
rm -rf plugins~
rsync -au client/plugins~/ client/plugins