-RUN apk --no-cache add --virtual .build-deps --update \
- python-dev build-base linux-headers libffi-dev \
- openssl-dev libjpeg-turbo-dev git && \
- pip install --no-cache-dir --src /src \
- -chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=$OPENSTACK_TAG \
- -chttps://git.opnfv.org/functest/plain/upper-constraints.txt?h=$BRANCH \
+RUN apk --no-cache add --update python3 sshpass && \
+ apk --no-cache add --virtual .build-deps --update \
+ python-dev python3-dev build-base linux-headers libffi-dev \
+ openssl-dev libjpeg-turbo-dev && \
+ wget -q -O- https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=$OPENSTACK_TAG | \
+ sed -E s/^tempest==+\(.*\)$/-e\ git+https:\\/\\/git.openstack.org\\/openstack\\/tempest@\\1#egg=tempest/ \
+ > upper-constraints.txt && \
+ wget -q -O- https://git.opnfv.org/functest/plain/upper-constraints.txt?h=$BRANCH | \
+ sed -E /#egg=functest/d > upper-constraints.opnfv.txt && \
+ git init /src/fds && \
+ (cd /src/fds && \
+ git fetch --tags https://gerrit.opnfv.org/gerrit/fds $FDS_TAG && \
+ git checkout FETCH_HEAD) && \
+ pip install --no-cache-dir --src /src -cupper-constraints.txt \
+ -cupper-constraints.opnfv.txt \