docker Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post

利用docker建構時，報錯

+ docker pull maven:3-alpine

Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post http://%2Fvar%2Frun%2Fdocker.sock/v1.40/images/create?fromImage=maven&tag=3-alpine: dial unix /var/run/docker.sock: connect: permission denied

script returned exit code 1

解決方案

啟動docker或者重新開機docker之後

cd /var/run

sudo chmod 666 docker.sock

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