#automation
4 posts tagged automation.
- Write every Boto3 script as if it will run twiceCloud scripts get retried, rerun and run against the wrong account. Five habits make them safe: idempotency, pagination, real retries, dry runs and explicit targets.
- Certificates now last 200 days. Then 47.Public TLS certificates are on a schedule to shrink to 47 days by 2029. If renewal still involves a person, the schedule is the incident.
- Your certificate will expire on a SaturdayIt's a law of nature. Certificates expire on weekends, around 2 a.m., while the person who renewed it last year is on a beach with no signal.
- The most-deployed untested code in your company is BashBash runs your entrypoints, your deploys and your backups, and almost nobody reviews it like code. Five failure modes that strict mode does not catch, and a line for when to stop.