Leonidas Platform Kontena Exporter

Exports useful metrics from Kontena Master into Prometheus.

Features

• certificate_validity_seconds{subject="example.com"} – Validity of TLS certificates managed by Kontena

Please submit further metrics via pull requests.

Getting Started

Docker Compose

docker-compose up

alias dc-test="docker-compose -f docker-compose.test.yml up --build --exit-code-from=test"
dc-test

Manually

npm install
npm test
npm start

Configuration

Via environment variables. See Config.ts.

API

GET /metrics

Response:

# HELP certificate_validity_seconds Amount of seconds the certificate will still be valid for
# TYPE certificate_validity_seconds gauge
certificate_validity_seconds{subject="leonidasoy.fi"} 1749873

Deployment

This project is using the Leonidas Platform Drone CI. All pushes to master will trigger a production deployment.

If you need to deploy manually, the command to deploy from your working copy is

./deploy.sh

TODO

Untyped packages

Write type wrappers or get rid of.

• winston-console-formatter
• koa-request-logger