PushImageCmd assumes that you have an auth config setup by magnayn · Pull Request #165 · docker-java/docker-java

@magnayn

host that you are pushing to, which is not mandatory.

This generates an exception because if fails the precondition of
the config not being null.

Signed-off-by: Nigel Magnay <nigel.magnay@gmail.com>

added a commit that referenced this pull request

Mar 6, 2015
PushImageCmd assumes that you have an auth config setup