rsyslog Prometheus Exporter

Features

Quick Start

Prerequisites

Installation Options

Option 1: Standalone Python Script (Development/Testing)

Option 2: systemd Service with Gunicorn (Recommended for Production)

Option 3: Docker Container (Sidecar Pattern)

Option 4: Kubernetes Sidecar

Validation

File Growth & Mode Choice

Production Checklist

Configuration

Environment Variables

Security Highlights

Security Considerations

rsyslog Configuration

JSON Format (Recommended)

Prometheus Native Format (rsyslog 8.2312.0+)

CEE Format (Legacy)

Prometheus Scrape Configuration

Best Practices

Update Intervals

Metric Naming

Metric Types

Resource Limits

Production Notes

Security

Endpoints

`/metrics`

`/health`

Testing

Test with Sample Data

Integration Testing

Troubleshooting

Exporter shows 0 metrics

Metrics are stale

Permission denied errors

High memory usage

Advanced Usage

Custom Metric Filtering

Multiple Impstats Files

Future Enhancements (Go Version)

Contributing

License

Support

See Also