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CockroachDB: live certificate rotation
- CockroachDB enables live certificate rotation in Kubernetes deployment, maintaining client connections without restarts.
- Automated certificate rotation requires updating secrets manually and reading them for CockroachDB.
- Identifying target pods with common labels enables the tool to refresh certificates automatically.
- The process involves deleting old certificates, saving new ones, adjusting permissions, and triggering a certificate reload.
- A SIGHUP signal notifies CockroachDB of certificate changes without disconnecting clients.
- Verification of updated certificates can be done through CockroachDB's admin console.
- YAML configurations and NodeJS automation script are available on GitHub for reference and implementation.
- It is recommended to collaborate with Cockroach Enterprise Architects for the initial certificate rotation.
- The automation process streamlines certificate management for CockroachDB in a containerized environment.
- Utilizing a NodeJS app, organizations can ensure a reliable and repeatable workflow for certificate rotation.
- Effective certificate rotation is crucial for maintaining security and compliance in a CockroachDB deployment.
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