Easy upgrade of Docker containers on Synology
Overview It was not obvious how to easily upgrade Synology Docker containers. The process I used to use involved manually copying settings into a new container. However, there's a better way. The process outlined below is the easiest technique to upgrade using the GUI. I've found it to be a reliable process, and I now use this for all upgrades. It should be possible to also perform this kind of upgrade using the command line and then execute manually as using the Task Scheduler. I'll probably look into that down the track. Assumptions This process assumes that your configuration and data is stored outside of the docker container. Please ensure you have a backup process too. The process I'm documenting is for DSM 6.2, and I assume it is similar for later versions. This upgrade only works when the tag/version is unchanged - so would only work for a tag like latest or stable, but not a specific version like 1.2.3. Ideally confirm the version of the containerised sof...