docker container exec
docker container exec
Description
Run a command in a running container
Usage
docker container exec [OPTIONS] CONTAINER COMMAND [ARG...]
Options
| Name, shorthand | Default | Description |
|---|---|---|
--detach, -d | false | Detached mode: run command in the background |
--detach-keys | Override the key sequence for detaching a container | |
--env, -e | Set environment variables | |
--interactive, -i | false | Keep STDIN open even if not attached |
--privileged | false | Give extended privileges to the command |
--tty, -t | false | Allocate a pseudo-TTY |
--user, -u | Username or UID (format: <name|uid>[:<group|gid>]) |
Parent command
| Command | Description |
|---|---|
| docker container | Manage containers |
Examples
$ docker run --name ubuntu_bash --rm -i -t ubuntu bash
This will create a container named ubuntu_bash and start a Bash session.
$ docker exec -d ubuntu_bash touch /tmp/execWorks
This will create a new file /tmp/execWorks inside the running container ubuntu_bash, in the background.
$ docker exec -it ubuntu_bash bash
This will create a new Bash session in the container ubuntu_bash.
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https://docs.docker.com/engine/reference/commandline/container_exec/
