docker-compose exeC语言 T 数据库pg_dump -U teslamate teslamate > /backuplocation/teslamate.bck 时权限被拒绝

Question

当我执行这个命令时，我收到一个PERMISSION DENIED

docker-compose exec -T database pg_dump -U teslamate teslamate > /backuplocation/teslamate.bck

怎么了?

在docker- composer .yml下面

我正在尝试按照说明进行数据库备份

Answer 1

docker compose

version: "3"
services:
teslamate:
image: teslamate/teslamate:latest
restart: always
environment:
- DATABASE_USER=teslamate
- DATABASE_PASS=secret
- DATABASE_NAME=teslamate
- DATABASE_HOST=database
- MQTT_HOST=mosquitto
ports:
- 4000:4000
volumes:
- ./import:/opt/app/import
cap_drop:
- all
database:
image: postgres:13
restart: always
environment:
- POSTGRES_USER=teslamate
- POSTGRES_PASSWORD=secret
- POSTGRES_DB=teslamate
volumes:
- teslamate-db:/var/lib/postgresql/data
grafana:
image: teslamate/grafana:latest
restart: always
environment:
- DATABASE_USER=teslamate
- DATABASE_PASS=secret
- DATABASE_NAME=teslamate
- DATABASE_HOST=database
ports:
- 3000:3000
volumes:
- teslamate-grafana-data:/var/lib/grafana
mosquitto:
image: eclipse-mosquitto:1.6
restart: always
ports:
- 1883:1883
volumes:
- mosquitto-conf:/mosquitto/config
- mosquitto-data:/mosquitto/data
volumes:
teslamate-db:
teslamate-grafana-data:
mosquitto-conf:
mosquitto-data: