A script to take a backup of the existing unifi controller container and set up the desired new version. Relies on images from https://hub.docker.com/r/jacobalberty/unifi/tags

unifi_docker_update.sh

#!/bin/bash
var_date=$(date +"%Y-%m-%d")

read -p "I need to stop the unifi container. Do you want to proceed? y/n " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]
then
	docker stop unifi
	echo "unifi stopped"
fi

echo "renaming docker unifi container to unifi_"$var_date
docker rename unifi unifi_$var_date

echo

read -p "Would you like to upgrade the controller version? y/n " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]
then
	read -p 'What version would you like to upgrade unifi to? Please refer to docker image tags on dockerhub eg. v7.0: ' version_selection
	echo $version_selection
	docker run -d \
	        --restart=unless-stopped \
	        --net=host \
		--name=unifi \
		-e TZ='Australia/Sydney' \
		-e RUNAS_UID0=false \
		-e UNIFI_UID=1000 \
		-e UNIFI_GID=1000 \
		-v /home/$USER/Documents/unifi/mount/unifi:/unifi \
		jacobalberty/unifi:$version_selection
fi