selftest: Split out dns_hub's testenv realm-to-IP logic
authorTim Beale <timbeale@catalyst.net.nz>
Thu, 14 Feb 2019 04:36:40 +0000 (17:36 +1300)
committerAndrew Bartlett <abartlet@samba.org>
Tue, 5 Mar 2019 23:27:31 +0000 (23:27 +0000)
commitd6d8ecb59606eaee6b25de8639269e0c08e746c6
tree1a72e4e426bd8cbd82a849bfd247363e08379ca2
parent90ea8c2a99c1feb1c6f789d53f2f97eb0f8175e2
selftest: Split out dns_hub's testenv realm-to-IP logic

Add a separate helper function, as the realm-to-IPv4-addr logic is
fairly self-contained.

Signed-off-by: Tim Beale <timbeale@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
selftest/target/dns_hub.py