The service exposes Not Before and Not After values from x509 certificates stored in kubernetes secrets.
Primary goal is tracking Hyperledger Fabric certificates. Export can be limited by labels and namespaces.
Works both in-cluster and out-of-cluster way.
Clone the repo and run go build. Use go version >=1.14
$ ./hlf-cert-exporter -h
Usage of ./hlf-cert-exporter:
-label string
List of labels for filtering, comma-separated
-listen string
The address to listen on for HTTP requests. (default ":9090")
-ns string
List of namespaces to check, comma-separated
$ ./hlf-cert-exporter -label tier=hlf -ns org1,org2