ICT Network Project

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Referencias: https://docs.docker.com/engine/admin/systemd/ https://blog.docker.com/2015/10/registry-proxy-cache-docker-open-source/

Configuración del server

https://blog.docker.com/2015/10/registry-proxy-cache-docker-open-source/

se puede usar tambien nexus3. mirar en otra parte de esta wiki para ayuda

Para usarlo en el cliente:

Ejemplo:

/etc/default/docker

DOCKER_OPTS="--dns 10.12.1.50 --registry-mirror=https://nexus.uclv.edu.cu --insecure-registry nexus.uclv.edu.cu"

/lib/systemd/system/docker.service

[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network.target docker.socket
Requires=docker.socket

[Service]
Type=notify
EnvironmentFile=/etc/default/docker
ExecStart=/usr/bin/docker daemon -H fd:// $DOCKER_OPTS
ExecReload=/bin/kill -s HUP $MAINPID
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
TimeoutStartSec=0
Delegate=yes
KillMode=process

[Install]
WantedBy=multi-user.target

comproabar con

systemctl daemon-reload
service docker restart
docker info
systemctl show docker

Debe salir algo así:

Containers: 0
 Running: 0
 Paused: 0
 Stopped: 0
Images: 0
Server Version: 1.12.3
Storage Driver: aufs
 Root Dir: /var/lib/docker/aufs
 Backing Filesystem: extfs
 Dirs: 0
 Dirperm1 Supported: true
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
 Volume: local
 Network: overlay bridge host null
Swarm: inactive
Runtimes: runc
Default Runtime: runc
Security Options:
Kernel Version: 3.16.0-4-amd64
Operating System: Debian GNU/Linux 8 (jessie)
OSType: linux
Architecture: x86_64
CPUs: 4
Total Memory: 1000 MiB
Name: debian-jessie-amd64-7945
ID: BZNV:GF4N:PY5K:7MOR:73EJ:AQHL:ALPE:7R7S:JAJZ:O2BS:IHLZ:54BT
Docker Root Dir: /var/lib/docker
Debug Mode (client): false
Debug Mode (server): false
Registry: https://index.docker.io/v1/
WARNING: No memory limit support
WARNING: No swap limit support
WARNING: No kernel memory limit support
WARNING: No oom kill disable support
WARNING: No cpu cfs quota support
WARNING: No cpu cfs period support
Insecure Registries:
 nexus.uclv.edu.cu
 127.0.0.0/8