$ echo "in build" in build $ echo "in script" in script $ echo "create image" create image $ docker build -t nodejs-image:1.0 . Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post "http://%2Fvar%2Frun%2Fdocker.sock/v1.24/build?buildargs=%7B%7D&cachefrom=%5B%5D&cgroupparent=&cpuperiod=0&cpuquota=0&cpusetcpus=&cpusetmems=&cpushares=0&dockerfile=Dockerfile&labels=%7B%7D&memory=0&memswap=0&networkmode=default&rm=1&shmsize=0&t=nodejs-image%3A1.0&target=&ulimits=null&version=1": dial unix /var/run/docker.sock: connect: permission denied