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高级容器引擎 Docker v17.05.0-ce-rc1发布

Docker 是 PaaS 提供商 dotCloud 开源的一个基于 LXC 的高级容器引擎，源代码托管在 Github 上, 基于go语言并遵从Apache2.0协议开源。Docker的思想来自于集装箱，在一艘大船上，可以把货物规整的摆放起来。并且各种各样的货物被集装箱标准化了，集装箱和集装箱之间不会互相影响。那么我就不需要专门运送水果的船和专门运送化学品的船了。只要这些货物在集装箱里封装的好好的，那我就可以用一艘大船把他们都运走。docker就是类似的理念。现在都流行云计算了，云计算就好比大货轮。docker就是集装箱。

更新日志

Add multi-stage build support #31257 #32063
Allow using build-time args (ARG) in FROM #31352
Add an option for specifying build target #32496
Accept -f - to read Dockerfile from stdin, but use local context for building #31236
The values of default build time arguments (e.g HTTP_PROXY) are no longer displayed in docker image history unless a corresponding ARG instruction is written in the Dockerfile. #31584
Fix setting command if a custom shell is used in a parent image #32236
Fix docker build --label when the label includes single quotes and a space #31750
Add --mount flag to docker run and docker create #32251
Add --type=secret to docker inspect #32124
Add --format option to docker secret ls #31552
Add --filter option to docker secret ls #30810
Add --filter scope=<swarm|local> to docker network ls #31529
Add --cpus support to docker update #31148
Add label filter to docker system prune and other prune commands #30740
docker stack rm now accepts multiple stacks as input #32110
Improve docker version --format option when the client has downgraded the API version #31022
Prompt when using an encrypted client certificate to connect to a docker daemon #31364
Display created tags on successful docker build #32077
Add support for building docker debs for Ubuntu 17.04 Zesty on amd64 #32435
Fix --api-cors-header being ignored if --api-enable-cors is not set #32174
Cleanup docker tmp dir on start #31741
Deprecate --graph flag in favor or --data-root #28696
Add support for logging driver plugins #28403
Add support for showing logs of individual tasks to docker service logs, and add /task/{id}/logsREST endpoint #32015
Add --log-opt env-regex option to match environment variables using a regular expression #27565
Allow user to replace, and customize the ingress network #31714
Fix UDP traffic in containers not working after the container is restarted #32505
Fix files being written to /var/lib/docker if a different data-root is set #32505
Ensure health probe is stopped when a container exits #32274
Add update/rollback order for services (--update-order / --rollback-order) #30261
Add support for synchronous service create and service update #31144
Add support for "grace periods" on healthchecks through the HEALTHCHECK --start-period and --health-start-period flag to
docker service create, docker service update, docker create, and docker run to support containers with an initial startup
time #28938
docker service create now omits fields that are not specified by the user, when possible. This will allow defaults to be applied inside the manager #32284
docker service inspect now shows default values for fields that are not specified by the user #32284
Move docker service logs out of experimental #32462
Add support for Credential Spec and SELinux to services to the API #32339
Add --entrypoint flag to docker service create and docker service update #29228
Add --network-add and --network-rm to docker service update #32062
Add --credential-spec flag to docker service create and docker service update #32339
Add --filter mode=<global|replicated> to docker service ls #31538
Resolve network IDs on the client side, instead of in the daemon when creating services #32062
Add --format option to docker node ls #30424
Add --prune option to docker stack deploy to remove services that are no longer defined in the docker-compose file #31302
Add PORTS column for docker service ls when using ingress mode #30813
Fix unnescessary re-deploying of tasks when environment-variables are used #32364
Fix docker stack deploy not supporting endpoint_mode when deploying from a docker compose file#32333
Proceed with startup if cluster component cannot be created to allow recovering from a broken swarm setup #31631