Deploy-rs in GitLab CI fails on unknown host keys
Deploy-rs in GitLab CI fails with a host key verification error because the target host key is not known.
Tier II · Emerging Problems that are still building up.
5 public reports · first reported 6 October 2026 · last reported 10 October 2026
What's going wrong
When people run deploy-rs from GitLab CI to push NixOS configurations to their servers, the job stops with a host key verification error because the target machine's key is missing from the runner's known hosts list.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 5 reports are about, and how many came each month.
- Related problems.
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