【Docker】本地镜像发布到私有库
推送过程
下载registry镜像
命令：
docker pull registry
[root@192 ~]# docker pull registry
Using default tag: latest
latest: Pulling from library/registry
79e9f2f55bf5: Pull complete
0d96da54f60b: Pull complete
5b27040df4a2: Pull complete
e2ead8259a04: Pull complete
3790aef225b9: Pull complete
Digest: sha256:169211e20e2f2d5d115674681eb79d21a217b296b43374b8e39f97fcf866b375
Status: Downloaded newer image for registry:latest
docker.io/library/registry:latest
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
registry.cn-hangzhou.aliyuncs.com/kuangdi1992/myubuntu1.1 1.1 dac744a2b764 About an hour ago 183MB
registry latest b8604a3fe854 16 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
运行私有库registry
命令：
docker run -d -p 5000:5000 -v /zzyyuse/myregistry/:/tmp/registry --privileged=true registry
[root@192 ~]# docker run -d -p 5000:5000 -v /zzyyuse/myregistry/:/tmp/registry --privileged=true registry
9ba894c810614235890f7cb1b6a194afb7766cb6bfed91a5e89a64517cde7465
[root@192 ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
9ba894c81061 registry "/entrypoint.sh /etc…" 5 seconds ago Up 4 seconds 0.0.0.0:5000->5000/tcp, :::5000->5000/tcp sharp_chatterjee
生成自己的镜像
用docker commit命令生成新的镜像。
[root@192 ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
49016c76073e ubuntu "/bin/bash" 3 minutes ago Up 3 minutes angry_nightingale
9ba894c81061 registry "/entrypoint.sh /etc…" 41 hours ago Up 41 hours 0.0.0.0:5000->5000/tcp, :::5000->5000/tcp sharp_chatterjee
[root@192 ~]# docker commit -m="add ifconfig" -a="kd" 49016c76073e kd/myubuntu:1.2
sha256:9582a943a6b6eb9f5663ff8517cc59343c03ec830ceb902e17128209ab58d380
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
kd/myubuntu 1.2 9582a943a6b6 10 seconds ago 116MB
registry latest b8604a3fe854 17 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
curl验证私服库上有什么镜像
命令：
curl -XGET http://192.168.12.130:5000/v2/_catalog ip为本地ip
[root@192 ~]# curl -XGET http://192.168.12.130:5000/v2/_catalog
{"repositories":[]}
将新镜像修改符合私服规范的TAG
命令：
docker tag 镜像:TAG Host:Port/Repository:Tag
[root@192 ~]# docker tag kd/myubuntu:1.2 192.168.12.130:5000/kdubuntu:1.2
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
192.168.12.130:5000/kdubuntu 1.2 9582a943a6b6 9 minutes ago 116MB
kd/myubuntu 1.2 9582a943a6b6 9 minutes ago 116MB
registry latest b8604a3fe854 17 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
修改配置文件使支持http
文件：/etc/docker/daemon.json
[root@192 ~]# cat /etc/docker/daemon.json
{
"registry-mirrors": ["https://pylcjgsv.mirror.aliyuncs.com"],
"dns" : [
"8.8.8.8"
],
"insecure-registries":["192.168.12.130:5000"]
}
修改完成后，如果不生效的话，建议重启docker。
重启后，重新运行私服仓库。
push推送到私服库,并验证
命令：
docker push 192.168.12.130:5000/kdubuntu:1.2
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
192.168.12.130:5000/kdubuntu 1.2 9582a943a6b6 15 minutes ago 116MB
kd/myubuntu 1.2 9582a943a6b6 15 minutes ago 116MB
registry latest b8604a3fe854 17 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
[root@192 ~]# docker push 192.168.12.130:5000/kdubuntu:1.2
The push refers to repository [192.168.12.130:5000/kdubuntu]
ec2f99c36fde: Pushed
9f54eef41275: Pushed
1.2: digest: sha256:263cfea88b58d3f3d01e3e407edbf2ce869e109e394a826d7603e833850fd8ae size: 741
[root@192 ~]# curl -XGET http://192.168.12.130:5000/v2/_catalog
{"repositories":["kdubuntu"]}
pull到本地并运行
命令：
docker pull 192.168.12.130:5000/kdubuntu:1.2
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
kd/myubuntu 1.2 9582a943a6b6 17 minutes ago 116MB
registry latest b8604a3fe854 17 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
[root@192 ~]# curl -XGET http://192.168.12.130:5000/v2/_catalog
{"repositories":["kdubuntu"]}
[root@192 ~]# docker pull 192.168.12.130:5000/kdubuntu:1.2
1.2: Pulling from kdubuntu
Digest: sha256:263cfea88b58d3f3d01e3e407edbf2ce869e109e394a826d7603e833850fd8ae
Status: Downloaded newer image for 192.168.12.130:5000/kdubuntu:1.2
192.168.12.130:5000/kdubuntu:1.2
[root@192 ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
192.168.12.130:5000/kdubuntu 1.2 9582a943a6b6 19 minutes ago 116MB
kd/myubuntu 1.2 9582a943a6b6 19 minutes ago 116MB
registry latest b8604a3fe854 17 months ago 26.2MB
ubuntu latest ba6acccedd29 17 months ago 72.8MB
redis 6.0.8 16ecd2772934 2 years ago 104MB
[root@192 ~]# docker run -it 9582a943a6b6 /bin/bash
root@d44f9886fd80:/# ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 172.17.0.3 netmask 255.255.0.0 broadcast 172.17.255.255
ether 02:42:ac:11:00:03 txqueuelen 0 (Ethernet)
RX packets 6 bytes 516 (516.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
loop txqueuelen 1000 (Local Loopback)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0