Passenger exporter is a Prometheus metrics exporter for Phusion Passenger 6.0.
Start Passenger with a known instance registry:
$ PASSENGER_INSTANCE_REGISTRY_DIR=/tmp/passenger passenger startRun the exporter, specifying the same instance registry:
$ PASSENGER_INSTANCE_REGISTRY_DIR=/tmp/passenger ./bin/passenger-exporterNote: You must specify the PASSENGER_INSTANCE_REGISTRY_DIR environment variable. It is used by the passenger-status command to query Passenger information. Without it, the exporter cannot retreve metrics from your Passenger instance.
The following flags are available:
| Flag | Description | Default Value |
|---|---|---|
-passenger.command string |
Passenger command for querying passenger status. | "passenger-status --show=xml" |
-passenger.command.timeout-seconds float |
Timeout for passenger.command. | 5 |
-web.listen-address string |
Address to listen on for web interface and telemetry. | ":9149" |
-web.telemetry-path string |
Path under which to expose metrics. | "/metrics" |
- Clone the repository.
- Install the
promubuild tool. - Install application dependencies via
make dependencies(they'll be placed in./vendor). - Build and install the binary with
make build. - Run the command e.g.
./bin/passenger-exporter -h.
- Install the
golangci-lint, see instructions here. - Run linter using
make lintand test usingmake test.
The scrape output can be regenerated by passing the --golden flag to go test.
We would like to acknowledge and express our gratitude to @stuartnelson3 for their work on the upstream version of Passenger Exporter.