docker创建镜像及push镜像出错问题

docker build  出错

Got permission denied while trying to connect to the 
Docker daemon socket at unix:///var/run/docker.sock: 
Post http://%2Fvar%2Frun%2Fdocker.sock/v1.39/build?buildargs=%7B%7D&cachefrom=%5B%5D&cgroupparent=
&cpuperiod=0&cpuquota=0&cpusetcpus=&cpusetmems=&cpushares=0&dockerfile=Dockerf
ile&labels=%7B%7D&memory=0&memswap=0&networkmode=default&rm=1&session=ntdlgho4p5wt
906yywzo9pcdd&shmsize=0&t=gamehall%3Av1.6.38&target=&ulimits=null&version=1: dial 
unix /var/run/docker.sock: connect: permission denied

解决方法：

su #切换到root
groupadd docker     #添加docker用户组
gpasswd -a $USER docker     #将登陆用户加入到docker用户组中
newgrp docker     #更新用户组
docker ps    #测试docker命令是否可以使用

docker push出错

错误1：

Get https://hub.xxx.com/v1/_ping: dial tcp 192.168.1.8:443: getsockopt: connection refused

解决方法：

vim /etc/docker/daemon.json   添加 { "insecure-registries":["hub.xxxxx.com"] }

重启 docker 

systemctl restart docker

systemctl restart docker.service

错误2：

denied: requested access to the resource is denied

解决方法

docker login $你的镜像站点