Docker exec: Difference between revisions

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=Internal=
=Internal=


* [[Docker Client Operations#exec|Client Operations]]
* [[Docker_Client_Operations#Container_Lifecycle_Operations|Container Lifecycle Operations]]


=Overview=
=Overview=


Attaches to a running container.
Attaches to a running container. This command can run new process in already running container (container must a have PID 1 process running already).


<pre>
docker exec [-u <''uid''>] -it <''running-container-name-or-ID''> bash
docker exec [-u <''uid''>] -it <running-cotainer-image-name> bash  
</pre>


=Options=
=Options=
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==Attach to a Running Container==
==Attach to a Running Container==
As the current user:
docker exec -it <''container-id''> /bin/bash
As root:
docker exec -u 0 -it <''container-id''> /bin/bash

Latest revision as of 23:39, 24 January 2018

External

Internal

Overview

Attaches to a running container. This command can run new process in already running container (container must a have PID 1 process running already).

docker exec [-u <uid>] -it <running-container-name-or-ID> bash

Options

-i

Interactive.

-t

Allocated pseudo-TTY

Scenarios

Attach to a Running Container

As the current user:

docker exec -it <container-id> /bin/bash

As root:

docker exec -u 0 -it <container-id> /bin/bash