Tangible Bytes

A Web Developer’s Blog

Digital Ocean Kubernetes Load Balancer Configuration

At work I’m using Digital Ocean and their managed Kubernetes offering - DOKS

The cluster is almost entirely managed via Helm charts - and even system components that are installed via the Digital Ocean “1 Click” installers are Helm charts really.

Recently we ran into a problem where we needed real IP addresses available to our application - but these were being lost to the load balancer - and I needed to configure Proxy Protocol to re-enable them.

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Helm Chart for Multi Domain Tls Cert

I’m running a service on Kubernetes that hosts multiple websites via different domains.

I had followed the default Helm Chart pattern and ended up with one TLS cert for all the sites.

This worked OK - except that I kept getting downtime when I needed to add a new domain.

So I refactored to have a different certificate for each site.

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