Pgbouncer exporter

Prometheus exporter for Pgbouncer metrics. The minimum supported version of Pgbouncer is 1.18.

Docker

Metrics are by default exposed on http server running on port 9127 under the /metrics path.

docker run \ 
  --detach \ 
  --env "DATABASE_URL=postgres://user:password@pgbouncer:6432/pgbouncer?sslmode=disable" \
  --publish "9127:9127" \
  --name "pgbouncer_exporter" \
  jbub/pgbouncer_exporter

In order to build the binary for the development docker compose setup you can use this command:

CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build

Collectors

All of the collectors are enabled by default, you can control that using environment variables by settings it to true or false.

Name	Description	Env var	Default
stats	Per database requests stats.	EXPORT_STATS	Enabled
pools	Per (database, user) connection stats.	EXPORT_POOLS	Enabled
databases	List of configured databases.	EXPORT_DATABASES	Enabled
lists	List of internal pgbouncer information.	EXPORT_LISTS	Enabled

Default constant prometheus labels

In order to provide default prometheus constant labels you can use the DEFAULT_LABELS enviroment variable. Labels can be set in this format instance=pg1 env=dev. Provided labels will be added to all the metrics.