X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=Dockerfile_alpine;fp=Dockerfile_alpine;h=9d4b7890289b075070cafd3953e0410fad12ae69;hb=06a1a14f49cd65f6836fb3bb6d772c076b8f9f11;hp=0000000000000000000000000000000000000000;hpb=ed64e893ebeb812a0398fc31d95f814153b716ba;p=ric-plt%2Fa1.git

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+# ==================================================================================
+#       Copyright (c) 2019-2020 Nokia
+#       Copyright (c) 2018-2020 AT&T Intellectual Property.
+#
+#   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.
+# ==================================================================================
+
+# This container uses a 2 stage build!
+# Tips and tricks were learned from: https://pythonspeed.com/articles/multi-stage-docker-python/
+FROM python:3.8-alpine AS compile-image
+# upgrade pip as root
+RUN pip install --upgrade pip
+# Gevent needs gcc, make, file, ffi
+RUN apk update && apk add gcc musl-dev make file libffi-dev g++
+# create a non-root user.  Only really needed in stage 2,
+# however this makes the copying easier and straighttforward;
+# pip option --user doesn't do the same thing if run as root
+RUN addgroup -S a1user && adduser -S -G a1user a1user
+# switch to the non-root user for installing site packages
+USER a1user
+# Speed hack; we install gevent before a1 because when building repeatedly (eg during dev)
+# and only changing a1 code, we do not need to keep compiling gevent which takes forever
+RUN pip install --user gevent
+COPY setup.py /home/a1user/
+COPY a1/ /home/a1user/a1
+RUN pip install --user /home/a1user
+
+###########
+# 2nd stage
+FROM python:3.8-alpine
+
+# copy rmr libraries from builder image in lieu of an Alpine package (10002 is the release portion of the repo)
+COPY --from=nexus3.o-ran-sc.org:10002/o-ran-sc/bldr-alpine3-rmr:4.5.2 /usr/local/lib64/librmr* /usr/local/lib64/
+
+# copy python modules; this makes the 2 stage python build work
+COPY --from=compile-image /home/a1user/.local /home/a1user/.local
+# create mount point for dir with rmr routing file as named below
+RUN mkdir -p /opt/route/
+# create a non-root user
+RUN addgroup -S a1user && adduser -S -G a1user a1user
+# ensure the non-root user can read python files
+RUN chown -R a1user:a1user /home/a1user/.local
+# switch to the non-root user for security reasons
+USER a1user
+# misc setups
+EXPOSE 10000
+ENV LD_LIBRARY_PATH /usr/local/lib/:/usr/local/lib64
+ENV RMR_SEED_RT /opt/route/local.rt
+# Set to True to run standalone
+ENV USE_FAKE_SDL False
+ENV PYTHONUNBUFFERED 1
+# pip installs console script to ~/.local/bin so PATH is critical
+ENV PATH /home/a1user/.local/bin:$PATH
+# prometheus client gathers data here
+ENV prometheus_multiproc_dir /tmp
+
+# Run!
+CMD run-a1