docker-compose.gcp-proxy.yaml

# This docker-compose file helps connect an external google SQL instance to the
# docker-compose environment.
version: "3.7"
services:
  db:
    image: gcr.io/cloudsql-docker/gce-proxy:1.18.0
    ports:
      - 5432:5432
    volumes:
      - ${CLOUD_SQL_PROXY_CREDENTIALS}:/credentials.json
    command:
      - "/cloud_sql_proxy"
      - "-instances=${POSTGRES_INSTANCE}=tcp:0.0.0.0:5432"
      - "-credential_file=/credentials.json"