Answers for "docker start with shell"

docker access container

docker exec -it <mycontainer> bash
docker exec -it <mycontainer> sh ##for alpine

docker run command on container

sudo docker exec -it <container name> <command>

how to execute docker command in shell script

echo -n "enter type compose command ? "
read type

[[ "$type" ]] && docker-compose $type;

execute docker shell

Follow these steps:

    Use docker ps to get the name of the existing container.
    Use the command docker exec -it <container name> /bin/bash to get a bash shell in the container.
    Or directly use docker exec -it <container name> <command> to execute whatever command you specify in the container.