docker pull 安装5.0.9怎么修改配置文件,进入容器修改,没有vim和vi编辑器
docker exec -it emqx /bin/bash
emqx@ys001:/opt/emqx$ apt-get install vim
E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?