/usr/lib/tmpfiles.d/ipa.conf is in freeipa-server 4.7.0~pre1+git20180411-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | d /var/run/ipa 0711 root root
d /var/run/ipa/ccaches 0770 ipaapi ipaapi
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