Docker仓库（转载）

Docker仓库

Docker Registry 分类

Registry用于保存docker镜像，包括镜像的层次结构和元数据
用户可自建Registry，也可使用官方的Docker Hub

分类：
    Sponsor Registry：第三方的registry，供客户和Docker社区使用
    Mirror Registry：第三方的registry，只让客户使用 (第三方加速器)
    Vendor Registry：由发布Docker镜像的供应商提供的registry
    Private Registry：通过设有防火墙和额外的安全层的私有实体提供的registry

docker-distribution

docker 自带私有仓库服务

安装

# yum install docker-registry

# rpm -ql docker-registry
# systemctl start docker-distribution
# systemctl status docker-distribution
● docker-distribution.service - v2 Registry server for Docker
   Loaded: loaded (/usr/lib/systemd/system/docker-distribution.service; disabled; vendor preset: disabled)
   Active: active (running) since Tue 2020-04-28 06:41:13 UTC; 4s ago
 Main PID: 23491 (registry)
    Tasks: 6
   Memory: 4.0M
   CGroup: /system.slice/docker-distribution.service
           └─23491 /usr/bin/registry serve /etc/docker-distribution/registry/config.yml

Apr 28 06:41:13 evescn systemd[1]: Started v2 Registry server for Docker.
Apr 28 06:41:13 evescn registry[23491]: time="2020-04-28T06:41:13Z" level=warning msg="No HTTP secret provided - generated...
Apr 28 06:41:13 evescn registry[23491]: time="2020-04-28T06:41:13Z" level=info msg="redis not configured" go.version...known"
Apr 28 06:41:13 evescn registry[23491]: time="2020-04-28T06:41:13Z" level=info msg="Starting upload purge in 5m0s" g...known"
Apr 28 06:41:13 evescn registry[23491]: time="2020-04-28T06:41:13Z" level=info msg="using inmemory blob descriptor c...known"
Apr 28 06:41:13 evescn registry[23491]: time="2020-04-28T06:41:13Z" level=info msg="listening on [::]:5000" go.versi...known"
Hint: Some lines were ellipsized, use -l to show in full.

推送镜像

# docker tag a187dde48cd2 registry.evescn.com:5000/evescn:v1

# docker push registry.evescn.com:5000/evescn:v1
The push refers to repository [registry.evescn.com:5000/evescn]
Get https://registry.evescn.com:5000/v2/: http: server gave HTTP response to HTTPS client

配置容器支持http协议

# vim /etc/docker/daemon.json
{
    "registry-mirrors": ["https://72idtxd8.mirror.aliyuncs.com"],
    "insecure-registries": ["registry.evescn.com:5000"]
}

重新推送

# docker push registry.evescn.com:5000/evescn:v1
The push refers to repository [registry.evescn.com:5000/evescn]
bab68e5155b7: Pushed
60ef3ee42de7: Pushed
367024e4e006: Pushed
c03c7e9701eb: Pushed
b5a8df342567: Pushed
b60e5c3bcef2: Pushed
v1: digest: sha256:a5aae2581826d13e906ff5c961d4c2817a9b96c334fd97b072d976990384156a size: 1572