Dockerfile: add support for arbritary uid

This change adds the uid_entrypoint script to support arbitrary uid
as documented in:
https://github.com/RHsyseng/container-rhel-examples/tree/master/starter-arbitrary-uid

Change-Id: I857308fa1f2363d2b4bc257e86963c36ce1d49e2
changes/24/651424/3
Tristan Cacqueray 4 years ago
parent 4b29a89d57
commit da2701e0b1

@ -22,6 +22,16 @@ FROM opendevorg/python-base as nodepool
COPY --from=builder /output/ /output
RUN /output/install-from-bindep
### Containers should NOT run as root as a good practice
RUN chmod g=u /etc/passwd
ENV APP_ROOT=/var/lib/nodepool
ENV HOME=${APP_ROOT}
ENV USER_NAME=nodepool
USER 10001
COPY tools/uid_entrypoint.sh /uid_entrypoint
ENTRYPOINT ["/uid_entrypoint"]
CMD ["/usr/local/bin/nodepool"]
FROM nodepool as nodepool-launcher

@ -0,0 +1,22 @@
#!/bin/sh
# Copyright 2019 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
if ! whoami 2>&1 /dev/null; then
if [ -w /etc/passwd ]; then
echo "${USER_NAME:-default}:x:$(id -u):0:${USER_NAME:-default} user:${HOME}:/sbin/nologin" >> /etc/passwd
fi
fi
exec dumb-init "$@"
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