Make DOMAIN environment variable to be required

stefanprodan / swarmprom

Docker Swarm instrumentation with Prometheus, Grafana, cAdvisor, Node Exporter and Alert Manager

MIT License

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Open Zebradil opened 5 years ago

Zebradil commented 5 years ago

If DOMAIN variable is not set, the stack will be deployed with meaningless labels like following:

- traefik.frontend.rule=Host:grafana.

This PR make DOMAIN variable to be required, which means deployment will fail if the variable is not set.