Setting up the environment During a current project I looked into HomeAssistant as a central component / hub for home automation. When starting out with HomeAssistant it is recommended to install the software either as a OS distribution (HASS OS) or run a supervised installation, which is just a couple of fancy bash scripts that … [Read more…]
For a small project (a microcontroller with a temperature sensor) I needed a mqtt broker to process the sensors data to display it in Grafana. There’s already a TIG stack running on my server, so it was obvious to me that I will go with Mosquitto. For some reason Mosquitto never returned any data scraped … [Read more…]
Recently I tried to make use of the renderer function in Grafana to retrieve a graph as an image for further usage. However since Grafana 7 (I guess) they decided to not include the external image renderer anymore in the Grafana Docker image. You may install the plugin yourself, however this does not work by … [Read more…]
Issue: I want to backup specific, existing folders of multiple Android devices. The backup has to be done locally inside the LAN and encryption at rest is a must-have. tl;dr: Resilio Sync hosted on a Raspberry Pi / Odroid / NUC does the job perfectly with their app. Nextcloud is far slower and the FolderSync … [Read more…]
Issue: I need to get a notification if a necessary volume on my Linux device is not mounted, as this volume cannot get automatically mounted because a passphrase is required. The curl-request is dependent on the custom DNS (Pi-hole). When setting up my Intel NUC I decided that all my persistent data of the running … [Read more…]
Issue: How can I migrate a Teamspeak 3 server on Sqlite to a Docker container featuring MariaDB as a database? Although this seems to be rather straightforward as there is an official Image of Teamspeak 3 server on Dockerhub, there are still a few hoops you got to jump through, especially regarding the MariaDB database. … [Read more…]
Issue: Container hostnames won’t get resolved to IP addresses within the default docker network. This is more of a hint than a fix or workaround for an issue. When playing around with Docker I’ve noticed hostnames of containers could not be resolved by other containers. So when setting up a Nextcloud instance I was forced … [Read more…]