trove build fail on arm64

[zhangfei gao]

Error reported when build trove on arm64

log:

    Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/p
ip-build-3CqzKL/cffi/setup.py';exec(compile(getattr(tokenize, 'open', open)(__fi
le__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pi
p-CvEt2z-record/install-record.txt --single-version-externally-managed --compile
" failed with error code 1 in /tmp/pip-build-3CqzKL/cffi/
    Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/p
ip-build-rAQ9TR/cryptography/setup.py';exec(compile(getattr(tokenize, 'open', op
en)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record
 /tmp/pip-NwG5dB-record/install-record.txt --single-version-externally-managed -
-compile" failed with error code 1 in /tmp/pip-build-rAQ9TR/cryptography/

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/608562
Committed: https://git.openstack.org/cgit/openstack/trove/commit/?id=2d7ecd93858f6a2404158ea23fdca8c14e8f0ca5
Submitter: Zuul
Branch: master

commit 2d7ecd93858f6a2404158ea23fdca8c14e8f0ca5
Author: Zhangfei Gao <email address hidden>
Date: Mon Oct 8 11:49:30 2018 +0800

    Fix build ubuntu-geust issue on arm64

    To build ubuntu-geust on arm64, libffi-dev & libssl-dev are required

    Closes-Bug: #1797014

    Change-Id: Ia215deac11976fc9fc67e6d823ae11d181bf8083
    Signed-off-by: Zhangfei Gao <email address hidden>

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/trove 11.0.0.0rc1 release candidate.