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April 2019

April 2019

Unix to the Rescue

Ever wanted to apply Kubernetes secrets without displaying or persisting the secret value? Well now you can: Unix to the rescue!

Laughably Loquacious Logging

Cloud logging. How much space does a typical keep-alive take if you log it?
You would be shocked that 1 byte of log could be 32+ KiB of output space. Watch the entropy!

DoS’ing the cloud with logs

Could cloud logging be the next NTP amplification attack for a DDoS? A small input produces a larger output, the ingredients are there…

Multiple Kubernetes contexts and your multi-coloured prompt

You are working with multiple clouds. But, you keep changing context and then accidentally applying something. Ooops. If only this could be simpler.Drop these two bits in your .bashrc. Now you can simply say ‘context foo’ and be in that context with a little bit of colour in your prompt to remind you.