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plugin/health: implement dyn health checks (#1214)

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Implement health.Healther in erratic and kubernetes plugin. The
kubernetes' healtcheck is only performed on startup - i.e. turn
healthy after the initial loading.

Erratic follow the drop count: every query%drop turns the healthcheck
unhealthy.

Fixes: #985
This commit is contained in:
Miek Gieben
2017-11-13 09:52:40 +00:00
committed by GitHub
parent 46a187df8f
commit 52b49f4838
7 changed files with 49 additions and 8 deletions
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7
plugin/health/README.md
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@@ -16,6 +16,13 @@ a 503. *health* periodically (1s) polls plugin that exports health information.
plugin signals that it is unhealthy, the server will go unhealthy too. Each plugin that
supports health checks has a section "Health" in their README.
## Plugins
The following plugins report health to the health plugin:
* erratic
* kubernetes
## Examples
Run another health endpoint on http://localhost:8091.