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# PostgreSQL Server Exporter
Prometheus exporter for PostgreSQL server metrics.
Supported Postgres versions: 9.1 and up.
CI Tested PostgreSQL versions: `9.1`, `9.2`, `9.3`, `9.4`, `9.5`, `9.6`, `10`, `11`
## Quick Start
This package is available for Docker:
@ -105,7 +106,7 @@ The following environment variables configure the exporter:
Path to a YAML file containing custom queries to run. Check out [`queries.yaml`](queries.yaml)
for examples of the format.
* `PG_EXPORTER_CONTANT_LABELS`
* `PG_EXPORTER_CONSTANT_LABELS`
Labels to set in all metrics. A list of `label=value` pairs, separated by commas.
Settings set by environment variables starting with `PG_` will be overwritten by the corresponding CLI flag if given.
@ -149,14 +150,20 @@ flag. This removes all built-in metrics, and uses only metrics defined by querie
### Running as non-superuser
To be able to collect metrics from pg_stat_activity and pg_stat_replication as non-superuser you have to create views as a superuser, and assign permissions separately to those. In PostgreSQL, views run with the permissions of the user that created them so they can act as security barriers.
To be able to collect metrics from `pg_stat_activity` and `pg_stat_replication`
as non-superuser you have to create views as a superuser, and assign permissions
separately to those.
In PostgreSQL, views run with the permissions of the user that created them so
they can act as security barriers.
```sql
CREATE USER postgres_exporter PASSWORD 'password';
ALTER USER postgres_exporter SET SEARCH_PATH TO postgres_exporter,pg_catalog;
-- If deploying as non-superuser (for example in AWS RDS)
-- GRANT postgres_exporter TO :MASTER_USER;
-- If deploying as non-superuser (for example in AWS RDS), uncomment the GRANT
-- line below and replace <MASTER_USER> with your root user.
-- GRANT postgres_exporter TO <MASTER_USER>
CREATE SCHEMA postgres_exporter AUTHORIZATION postgres_exporter;
CREATE VIEW postgres_exporter.pg_stat_activity