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我正在尝试将一个文档化的项目迁移到 kubernetes,我使用 Kompose 来转换项目

kompose --file docker-compose.yml convert,

当我kompose up在迁移文件后运行时出现此错误

$ kompose up WARN Unsupported env_file key - ignoring
FATA Error while deploying application: k.Transform failed: image key required within build parameters in order to build and push service 'drkiq'

.env 文件:

SECRET_TOKEN=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx WORKER_PROCESSES=1 LISTEN_ON=0.0.0.0:8000 DATABASE_URL=postgresql://drkiq:yourpassword@postgres:5432/drkiq?encoding=utf8&pool=5&timeout=5000 CACHE_URL=redis://redis:6379/0 JOB_WORKER_URL=redis://redis:6379/0

Dockerized项目链接在这里

知道如何将 .env 文件转换为可与 kubernetes kompose 一起使用的格式

码头工人撰写文件:

  postgres:
    image: postgres:9.4.5
    environment:
      POSTGRES_USER: drkiq
      POSTGRES_PASSWORD: yourpassword
    ports:
      - '5432:5432'
    volumes:
      - drkiq-postgres:/var/lib/postgresql/data

  redis:
    image: redis:3.0.5
    ports:
      - '6379:6379'
    volumes:
      - drkiq-redis:/var/lib/redis/data

  drkiq:
    build: .
    links:
      - postgres
      - redis
    volumes:
      - .:/drkiq
    ports:
      - '8000:8000'
    env_file:
      - .drkiq.env
  sidekiq:
    build: .
    command: bundle exec sidekiq -C config/sidekiq.yml
    links:
      - postgres
      - redis
    volumes:
      - .:/drkiq
    env_file:
      - .drkiq.env
4

1 回答 1

1

Kubernetes kompose 支持env_fileDocker Compose 3.x版本进行转换,如转换矩阵中所述。

在 Kubernetes 中,您可以使用ConfigMap将环境变量从env_file. 对于SECRET_TOKEN变量,您可以使用Secrets来保存您的私人和敏感数据。

您还可以检查其他用于转换目的的工具,例如compose2kubek8s-env-gen

根据附件和转换过程中的错误,我可以假设您错过了和服务Docker-composer的图像键值:drkiqsidekiq

更新: docker-compose.yml 文件

version: '2'

services:
  postgres:
    image: postgres:9.4.5
    environment:
      POSTGRES_USER: drkiq
      POSTGRES_PASSWORD: yourpassword
    ports:
      - '5432:5432'
    volumes:
      - drkiq-postgres:/var/lib/postgresql/data

  redis:
    image: redis:3.0.5
    ports:
      - '6379:6379'
    volumes:
      - drkiq-redis:/var/lib/redis/data

  drkiq:
    build: .
    image: drkiq:tag
    links:
      - postgres
      - redis
    volumes:
      - .:/drkiq
    ports:
      - '8000:8000'
    env_file:
      - .drkiq.env
  sidekiq:
    build: .
    command: bundle exec sidekiq -C config/sidekiq.yml
    image: sidekiq:tag
    links:
      - postgres
      - redis
    volumes:
      - .:/drkiq
    env_file:
      - .drkiq.env
于 2018-07-26T11:51:41.017 回答