Docker Private Registry搭建(三)
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简介
搭建Docker私服仓库,后端采用ceph swift 分布式存储。使用 Potus 做管理平台. 上文介绍了搭建ceph swift 搭建的详细步骤,本文将介绍 potus 的安装
环境准备:
参考 Docker Private Registry搭建(一)
安装docker
清理yum源
yum clena all
查看版本:
yum list docker-engine --showduplicates
安装docker
yum -y install docker-engine.x86_64 1.12.6-1.el7.centos
或者直接安装docker:
yum -y install docker
修改docker 配置文件
vi /usr/lib/systemd/system/docker.service
修改:
ExecStart=/usr/bin/dockerd --insecure-registry 192.168.63.128:5000
安装docker-compose
下载相应的版本(可能需要代理来下载,不要使用pip工具安装,否则可能有问题)
sudo -icurl -L https://github.com/docker/compose/releases/download/1.15.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
附权限
sudo chmod +x /usr/local/bin/docker-compose
测试:
docker-compose --version
参考https://docs.docker.com/compose/install/#install-compose
安装registry
1、准备
创建文件夹:
mkdir -p /root/mydockermkdir -p /root/mydocker/compose/registry
2、docker-compose.yml配置:
创建配置文件:
touch /root/mydocker/docker-compose.yml
内容:
registry: image: library/registry:2.3.1 container_name: registry volumes: - /registry_data - ./compose/registry/config.yml:/etc/docker/registry/config.yml:rw ports: - 5000:5000
特别注意:/etc/docker/registry/config.yml:rw,如果ceph集群模式下这里务必要rw, 否则会报错
permission denied。
新建config.yml,
touch /root/mydocker/compose/registry/config.yml
内容:
version: 0.1storage: swift: authurl: http://192.168.63.128:7480/auth/v1 username: registry:swift password: Zu1Qg6anfA9efOQONjDrW8omb7bQ6y2vI1ocDzUb container: registry cache: layerinfo: inmemory maintenance: uploadpurging: enabled: false delete: enable: truehttp: addr: 0.0.0.0:5000health: storagedriver: enabled: true interval: 10s threshold: 3
启动registry
nohup docker-compose up
验证
docker pull | tag |push 看是否成功
rados lspools
出现:
rbd
.rgw.root
default.rgw.control
default.rgw.data.root
default.rgw.gc
default.rgw.log
volumes
default.rgw.users.uid
default.rgw.users.keys
default.rgw.meta
default.rgw.users.email
default.rgw.users.swift
default.rgw.buckets.index
default.rgw.buckets.data
rados -p default.rgw.buckets.data ls
查看是否有镜像存在
radis 配置
镜像的blog信息可以放在redis里面,减少仓库的访问压力。具体配置如下:
docker-compose.yml配置:
registry: image: library/registry:2.3.1 container_name: registry-1 net: host volumes: - /registry_data - ./compose/registry/config.yml:/etc/docker/registry/config.yml:rw ports: - 5000:5000
config.yml配置:
version: 0.1storage: swift: authurl: http://172.20.16.100:7480/auth/v1 username: registry:swift password: IGEkgZdcl84JPEbaQJMfeDLJ5gdKSezjaCeq9B6z container: registry-1 cache: blobdescriptor: redis maintenance: uploadpurging: enabled: false delete: enable: trueredis: addr: 172.20.16.99:6379 db: 0 dialtimeout: 100ms readtimeout: 100ms writetimeout: 100ms pool: maxidle: 16 maxactive: 64 idletimeout: 300shttp: addr: 0.0.0.0:5000health: storagedriver: enabled: true interval: 10s threshold: 3
如果使用开源镜像管理平台potus的话,请参考如下配置:
potus安装
下载portus
potus的release版本:https://github.com/SUSE/Portus/releases ,当前最新版本为2.2
配置potus:
解压potus2.2.tar.gz ,然后进入安装目录。
修改Gemfile
vi Gemfile
从
“https://rubygems.org”
修改为
“http://rubygems.org”
修改compose/registry/config.yml
vim compose/registry/config.yml
storage: swift: authurl: http://node1:7480/auth/v1 username: testuser:swift password: cIiwW6aoFd9VlqqCU6fLJ1eE2dpY6oe2tIKRVJuy container: registry
启动安装
./compose-setup.sh -e node1
安装完成后根据结果提示完成测试,即可。也可参考http://www.dockerinfo.net/879.html
参考:
http://bingdian.blog.51cto.com/94171/1893658
http://www.dockerinfo.net/879.html
https://ivanjobs.github.io/docker-registry-study
https://docs.docker.com/engine/installation/linux/docker-ce/centos/
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