diff --git a/.gitignore b/.gitignore
index e6ae827a2..84a684659 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@
 /.metrics.*.removed
 /tools/src
 /vendor
+.env
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 000000000..5e894040c
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,12 @@
+version: "3.5"
+
+services:
+  postgres_exporter:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: quay.io/prometheuscommunity/postgres-exporter
+    network_mode: host
+    environment:
+      DATA_SOURCE_NAME: "postgresql://${PG_USERNAME:-postgres}:${PG_PASSWORD:-password}@${PG_HOST:-localhost}:${PG_PORT:-5432}/${DB_NAME:-postgres}?sslmode=disable"
+      PG_EXPORTER_WEB_LISTEN_ADDRESS: ":9187"
diff --git a/env.example b/env.example
new file mode 100644
index 000000000..d8a308cf0
--- /dev/null
+++ b/env.example
@@ -0,0 +1,6 @@
+# The database for which the Prometheus metrics must be exported
+PG_USERNAME=postgres
+PG_PASSWORD=password
+PG_HOST=localhost
+PG_PORT=5432
+DB_NAME=postgres