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Get me those metrics – Use Prometheus WAL-G backup exporter

Since I rely heavily on the Zalando Spilo image as Postgres setup in my Kubernetes Homelab, I wanted to have those WAL-G backups that I make also within my Prometheus / Grafana setup. I had a look on existing solutions and found only but one which is no longer actively maintained as it seems. So I took this Prometheus WAL-G metric exporter written in Python, and made it working for me. I want to show you, how I use it as a sidecar on my Spilo Postgres pods and what is the outcome of it.

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