version: '3.6' services: postgres: command: -c logging_collector=on -c log_destination='stderr' -c log_directory='/shared/logs/postgres' -c log_filename='postgresql.log' -c log_file_mode='0644' -c log_rotation_age=0 -c log_checkpoints=on -c log_hostname=on -c log_line_prefix='%t [%p] [%l-1] db=%d,user=%u ' depends_on: - shared-logs ports: - 5432:5432 volumes: - shared:/shared shared-logs: command: sh -c 'mkdir -p /shared/logs/postgres && chown 70:70 /shared/logs/postgres' image: alpine:latest volumes: - shared:/shared volumes: shared: driver: local driver_opts: type: none device: ${MONOREPO_DIR}/shared o: bind