Apple Silicon's Rosetta: Selecting different architectures

2 min read

On Apple Silicon-based Macs we have the arch command that will allow us to to run a selected architecture of a universal binary. By default, the operating system will select the architecture that most closely matches the processor type.

The arch command can be used to alter the operating system's normal selection order.

30/08/2023

kubebuilder:printcolumn - Adding back the AGE column

1 min read

If we use //+kubebuilder:printcolumn to add fields to print with kubectl get we'll notice that the AGE colum goes away with it. We can use an additional //+kubebuilder:printcolumn to add the AGE column back.

29/08/2023

Pulumi: Setting passphase as an environment variable

2 min read

When creating a new pulimi stack you can set a passphase (--secrets-provider) so that both configuration secrets and secrets stored in the state file should be encrypted using a key derived from a passphrase: To be able to use pulumi up you'll have to provide this passphrase. If you don't want to provide it interactively, you can use an environment variable to set it.

28/08/2023

Pushing metric to prometheus with Pushgateway

2 min read

Prometheus Pushgateway is a component of the Prometheus monitoring system that allows for the collection of time-series data that cannot be scraped: It allows you to push metrics instead of having to wait for prometheus to scrape them

15/08/2023

Building multi architecture and multiplatform binaries with GoReleaser and Github Actions

2 min read

In order to build binaries for multiple architectures, we can use GoReleaser together with Github Actions so that they get built automatically when we create a release.

08/08/2023

Operator-SDK: Create a group of objects that can be queried together

2 min read

When you have several kubernetes objects (CRDs) that work together it can be useful to be able to query them all together to get a better idea of what's deployed without having to query all the individial resources. With operator-SDK we just need to annotate the objects.

01/08/2023