Container

Container

OCI: Open Container Initiative.

CRI: Container Runtime Interface.

CNI: Container Network Interface.

CSI: Container Storage Interface.

OCI

Open Container Initiative,也就是常说的OCI,是由多家公司共同成立的项目,并由linux基金会进行管理,致力于container runtime的标准的制定和runc的开发等工作.

是container的标准.

目前主要有两个标准文档:容器运行时标准 (runtime spec)和 容器镜像标准(image spec)

https://www.opencontainers.org/

runc

docker(libcontainer)

runc支持OCI.

https://github.com/opencontainers/runc

rkt

redhat(coreos)

https://github.com/rkt/rkt


tools

dumb-init

管理pid=1的进程的子进程:

https://github.com/Yelp/dumb-init

baseimage-docker

处理container中运行多个进程的问题:

https://github.com/phusion/baseimage-docker

watchtower

根据registry中的更新自动更新 container:

https://github.com/containrrr/watchtower/

hadolint

dockerfile 语法检查:

https://github.com/hadolint/hadolint

gosu

权限管理

https://github.com/tianon/gosu

swarm-cronjob

https://github.com/crazy-max/swarm-cronjob


misc

get host ip(docker/docker_gwbridge) from container:

ip route | awk '/default/ { print $3 }'
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