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How to enable debug and trace logs in Terraform Cloud and Enterprise

Terraform Cloud is an application that helps teams use Terraform together. I am using it for side projects like my cloud infrastructure. Last time I had to see trace logs to find an issue with one of the managed resources. Terraform has detailed logs which can be enabled by setting the TF_LOG environment variable to any value. This will cause detailed logs to appear on execution. Enabling verbose logging in CLI You can set TF_LOG to one of the log levels TRACE, DEBUG, INFO, WARN or ERROR to change the verbosity of the logs. You can set this variable in two ways. First option is to set variable for shell session:

Friday, June 10, 2022 | 2 minutes Read
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How to debug Istio Upstream Reset 502 UPE (old 503 UC)

Istio is a complex system. For the applications, the main component is the sidecar container Istio-Proxy, which proxies all traffic from all containers in Pod. And this can lead to some issues. This post describes one of the most complicated problems I have encountered in my career. The problem - Connection Reset 🐛 During Istio rollout on a huge system, with more than 40 different microservices, on a single endpoint, QA engineers found a bug. It was a POST endpoint, which was returning chunked data.

Monday, April 25, 2022 | 5 minutes Read