Change ownership and permission of a folder which inside a docker container from terminal

change-permission.text

docker container start <container_name>

// access the docker
docker exec -u root -it <container_name> /bin/sh

//here change ownership of a folder 
chown -R user_name:group_name <path/of/folder/that/need/to/change/permission>

//here change permission of a folder
chmod -R 755 /folder/path/that/need/to/change/permission