Docker daemon socket at unix:///var/run/docker.sock: Get 'http://%2Fvar%2Frun%2Fdocker.sock/v1.24/containers/json': dial unix /var/run/docker.sock: connect: permission denied
安装docker后,docker ps 出现报错:
Docker daemon socket at unix:///var/run/docker.sock: Get "http://%2Fvar%2Frun%2Fdocker.sock/v1.24/containers/json": dial unix /var/run/docker.sock: connect: permission denied

使用命令:
ubuntu@ddns:~/ddns_ruby$ sudo chmod 666 /var/run/docker.sock
ubuntu@ddns:~/ddns_ruby$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
就可以看了