Prometheus Cron Exporter

An exporter built to report various metrics of cron jobs by parsing the syslog files writen to by crond

Installation

Using the repository

1. Run $ yarn to install dependencies
2. Run the tests with $ yarn test
3. Build the exporter with $ yarn build
4. Run $ node ./build/index.js

Via npm package

1. Run $ yarn global add @skroutz/cron-exporter
2. The binary should be installed under $ <PATH_TO_YOUR_NODE_MODULES>/.bin/cron-exporter

Configuration

The exporter can be configured using environment variables

| Variable | Description | Default Value | | ---------- | ----------- | ------------- | | CE_HOST | The host that the app should respond to | undefined | | CE_PORT | The port to run the exporter | 6748 | | CE_PREFIX | Metric prefix for prometheus | '' | | CE_APPEND_TIMESTAMP | Wether the metric should also be timestamped | true | | CE_ENDPOINT | Endpoint that the exporter responds to | '/metrics' | | CE_LOGFILE | Logfile to parse data from | '/var/log/cron.log' | | CE_COLLECT_INTERVAL | Interval of the collecting process in milliseconds | 5 |