werkspot/node-cert-exporter repository overview

⁠node-cert-exporter

Prometheus exporter for x509 certificates written in Go. node-cert-exporter will parse SSL certificates in a number of directories recursively and expose their expiry as a Prometheus metric at /metrics. It can run on Kubernetes as a Deployment or DaemonSet, or using Docker.

This project is currently in beta and is looking for contributors. Feel free to leave your feedback using issues or pull requests.

⁠Kubernetes DaemonSet

kubectl apply -f https://raw.githubusercontent.com/amimof/node-cert-exporter/master/deploy/daemonset.yml

⁠Docker

docker run -p 9117:9117 amimof/node-cert-exporter --logtostderr=true --path=/etc/ssl,/dir/with/certs

⁠Helm

helm repo add node-cert-exporter https://amimof.github.io/node-cert-exporter
helm repo update
helm install node-cert-exporter node-cert-exporter/node-cert-exporter

⁠Binary

curl -LOs https://github.com/amimof/node-cert-exporter/releases/latest/download/node-cert-exporter-linux-amd64 && chmod +x node-cert-exporter-linux-amd64
./node-cert-exporter-linux-amd64 --path=/etc/ssl,/dir/with/certs

⁠Building from source

git clone https://github.com/amimof/node-cert-exporter.git
cd node-cert-exporter
make

⁠Grafana Dashboard

Once the the node-cert-exporter is scraped by Prometheus, the metrics can easily be visualized using Grafana⁠. Get started by using the Node Cert Exporter⁠ dashboard hosted at grafana.com.

⁠Contribute

All help in any form is highly appreciated and your are welcome participate in developing together. To contribute submit a Pull Request. If you want to provide feedback, open up a Github Issue or contact me personally.