[Bug 1084232] New: Docker fails to pull images from behind a proxy server

[Red Hat Bugzilla]

https://bugzilla.redhat.com/show_bug.cgi?id=1084232

Bug ID: 1084232
           Summary: Docker fails to pull images from behind a proxy server
           Product: Fedora
           Version: 20
         Component: docker-io
          Severity: low
          Assignee: [e-mail]
          Reporter: [e-mail]
        QA Contact: [e-mail]
                CC: [e-mail], [e-mail],
                    [e-mail], [e-mail],
                    [e-mail], [e-mail],
                    [e-mail]

Description of problem: Docker-io does not work behind a proxy server
The docker daemon does not use the proxy and attempts to access directly

Version-Release number of selected component (if applicable):

How reproducible:
Always

Steps to Reproduce:
HTTP_PROXY=http://my_proxy:3128/ docker pull busybox

Actual results:
Pulling repository busybox
2014/04/04 08:56:42 Get https://index.docker.io/v1/repositories/busybox/images:
dial tcp: lookup index.docker.io on [10.x.x.x]:53: no such host

Expected results:
Unable to find image 'busybox' locally
Pulling repository busybox
769b9341d937: Download complete 
511136ea3c5a: Download complete 
bf747efa0e2f: Download complete 
48e5f45168b9: Download complete 
hello world

Additional info:

Fixed by adding an environment file to docker.service

Add file /etc/sysconfig/docker containing 
HTTP_PROXY=http://my_proxy:3128

Add
EnvironmentFile=-/etc/sysconfig/docker

to docker.service file