webhippie/watchtower基于Alpine Linux构建的Watchtower Docker镜像,用于自动监控和更新Docker容器。Watchtower能够定期检查容器镜像的更新,自动拉取新镜像并重启容器,简化容器的维护流程。
可用版本请查看 Docker Hub、Quay 或 GitHub仓库 中的相关文件夹。
consoleDOCKER_API_VERSION = 1.24 WATCHTOWER_CLEANUP = false WATCHTOWER_DEBUG = false WATCHTOWER_ENABLE_LIFECYCLE_HOOKS = false WATCHTOWER_HOST = unix:///var/run/docker.sock WATCHTOWER_HTTP_API_METRICS = false WATCHTOWER_HTTP_API_PERIODIC_POLLS = false WATCHTOWER_HTTP_API_TOKEN = WATCHTOWER_HTTP_API_UPDATE = false WATCHTOWER_INCLUDE_RESTARTING = false WATCHTOWER_INCLUDE_STOPPED = false WATCHTOWER_INTERVAL = 300 WATCHTOWER_LABEL_ENABLE = false WATCHTOWER_MONITOR_ONLY = false WATCHTOWER_NO_COLOR = false WATCHTOWER_NO_PULL = false WATCHTOWER_NO_RESTART = false WATCHTOWER_NO_STARTUP_MESSAGE = false WATCHTOWER_OPTS = WATCHTOWER_REMOVE_VOLUMES = false WATCHTOWER_REVIVE_STOPPED = false WATCHTOWER_ROLLING_RESTART = false WATCHTOWER_RUN_ONCE = false WATCHTOWER_SCHEDULE = WATCHTOWER_SCOPE = WATCHTOWER_STOP_TIMEOUT = WATCHTOWER_TLS_VERIFY = false WATCHTOWER_TRACE = false WATCHTOWER_WARN_ON_HEAD_FAILURE =
| 变量名 | 默认值 | 说明 |
|---|---|---|
DOCKER_API_VERSION | 1.24 | Docker API 版本 |
WATCHTOWER_CLEANUP | false | 是否清理旧镜像 |
WATCHTOWER_DEBUG | false | 是否启用调试模式 |
WATCHTOWER_ENABLE_LIFECYCLE_HOOKS | false | 是否启用生命周期钩子 |
WATCHTOWER_HOST | unix:///var/run/docker.sock | Docker 守护进程地址 |
WATCHTOWER_INTERVAL | 300 | 检查间隔(秒),默认5分钟 |
WATCHTOWER_LABEL_ENABLE | false | 是否通过标签控制容器更新 |
WATCHTOWER_MONITOR_ONLY | false | 是否仅监控不执行更新 |
WATCHTOWER_RUN_ONCE | false | 是否仅运行一次检查后退出 |
WATCHTOWER_SCHEDULE | cron 表达式,用于定时检查(如 "0 0 * * *" 每天午夜) |
bashdocker run -d \ --name watchtower \ -v /var/run/docker.sock:/var/run/docker.sock \ -e WATCHTOWER_INTERVAL=600 \ # 10分钟检查一次 -e WATCHTOWER_CLEANUP=true \ # 清理旧镜像 -e WATCHTOWER_LABEL_ENABLE=true \ # 通过标签控制更新 webhippie/watchtower
yamlversion: '3' services: watchtower: image: webhippie/watchtower volumes: - /var/run/docker.sock:/var/run/docker.sock environment: - WATCHTOWER_SCHEDULE=0 3 * * * # 每天凌晨3点检查 - WATCHTOWER_DEBUG=true - WATCHTOWER_NO_RESTART=false # 更新后重启容器 restart: unless-stopped
WATCHTOWER_ENABLE_LIFECYCLE_HOOKS)Fork -> Patch -> Push -> Pull Request
MIT
consoleCopyright (c) 2015 Thomas Boerger <[***]>




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