獲取錯誤為 ERROR: The Compose file './docker-compose.yml' is invalid because: Unsupported config option for services: 'db' while compose

Question

docker-compose.yml

services:
  db:
    image: postgres
    environment: 
      - POSTGRES_PASSWORD=mydbsecretpassword
  wordpress: 
    image: wordpress
    ports: 
      - "8085:80"

在編寫文件時，我收到錯誤： ERROR: The Compose file './docker-compose.yml' is invalid because: Unsupported config option for services: 'db'

Docker 版本是18.09.5

Docker compose 版本是1.17.1

Answer 1

嘗試添加撰寫version:在頂部 -

version: '3.5'
services:
  db:
    image: postgres
    environment:
      - POSTGRES_PASSWORD="mydbsecretpassword"
  wordpress:
    image: wordpress
    ports:
      - "8085:80"

版本兼容性 - https://docs.docker.com/compose/compose-file/compose-versioning/