一、Centos7 安裝Docker
Docker 軟件包已經包括在默認的 CentOS-Extras 軟件源裏。因此想要安裝 docker,只需要運行下面的 yum 命令:
yum install docker
啓動 Docker 服務並設置爲開機啓動:
systemctl start docker.service
systemctl enable docker.service
二、啓動docker私有倉庫
1、下載registry
docker pull registry
2、啓動registry
mkdir -p /data/docker/registry
docker run -d -ti --restart=always --privileged=true --name docker-registry -p 5000:5000 -v /data/docker/registry:/var/lib/registry registry
3、配置私有倉庫地址(需要連接的docker服務器都要配置)
vim /etc/docker/daemon.json
{"insecure-registries":["xxx.xxx.xxx.xxx:5000"]}
4、開啓遠程調用(爲後期使用依賴管理插件生成docker鏡像)
[root@Server-8eu7xv docker]# vim /usr/lib/systemd/system/docker.service
[Unit]
Description=Docker Application Container Engine
Documentation=http://docs.docker.com
After=network.target
Wants=docker-storage-setup.service
Requires=docker-cleanup.timer
[Service]
Type=notify
NotifyAccess=main
EnvironmentFile=-/run/containers/registries.conf
EnvironmentFile=-/etc/sysconfig/docker
EnvironmentFile=-/etc/sysconfig/docker-storage
EnvironmentFile=-/etc/sysconfig/docker-network
Environment=GOTRACEBACK=crash
Environment=DOCKER_HTTP_HOST_COMPAT=1
Environment=PATH=/usr/libexec/docker:/usr/bin:/usr/sbin
ExecStart=/usr/bin/dockerd-current \
-H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock \
--add-runtime docker-runc=/usr/libexec/docker/docker-runc-current \
--default-runtime=docker-runc \
--exec-opt native.cgroupdriver=systemd \
--userland-proxy-path=/usr/libexec/docker/docker-proxy-current \
--init-path=/usr/libexec/docker/docker-init-current \
--seccomp-profile=/etc/docker/seccomp.json \
$OPTIONS \
$DOCKER_STORAGE_OPTIONS \
$DOCKER_NETWORK_OPTIONS \
$ADD_REGISTRY \
$BLOCK_REGISTRY \
$INSECURE_REGISTRY \
$REGISTRIES
ExecReload=/bin/kill -s HUP $MAINPID
LimitNOFILE=1048576
LimitNPROC=1048576
LimitCORE=infinity
TimeoutStartSec=0
Restart=on-abnormal
KillMode=process
[Install]
WantedBy=multi-user.target
增加 “-H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock \”