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Dockerfile
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# Copyright 2021 IBM Corporation
#
# 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.
FROM registry.access.redhat.com/ubi8/ubi-minimal:latest as build_base
# https://docs.docker.com/engine/reference/builder/#automatic-platform-args-in-the-global-scope
# don't provide "default" values (e.g. 'ARG TARGETARCH=amd64') for non-buildx environments,
# see https://github.com/docker/buildx/issues/510
ARG TARGETOS
ARG TARGETARCH
ARG ETCD_VERSION=v3.5.4
LABEL image="build_base"
USER root
ENV JAVA_HOME=/usr/lib/jvm/java-17-openjdk
RUN --mount=type=cache,target=/root/.cache/microdnf:rw \
microdnf --setopt=cachedir=/root/.cache/microdnf --nodocs install \
java-17-openjdk-devel \
nss \
&& microdnf update --nodocs \
&& sed -i 's:security.provider.12=SunPKCS11:#security.provider.12=SunPKCS11:g' /usr/lib/jvm/java-17-openjdk-*/conf/security/java.security \
&& sed -i 's:#security.provider.1=SunPKCS11 ${java.home}/lib/security/nss.cfg:security.provider.12=SunPKCS11 ${java.home}/lib/security/nss.cfg:g' /usr/lib/jvm/java-17-openjdk-*/conf/security/java.security \
&& java -version \
&& true
RUN --mount=type=cache,target=/root/.cache/microdnf:rw \
microdnf --setopt=cachedir=/root/.cache/microdnf --nodocs install \
wget \
tar \
gzip \
maven \
&& true
# Install etcd -- used for CI tests
ENV PATH="/usr/lib/etcd:$PATH"
RUN true \
&& wget -q https://github.com/etcd-io/etcd/releases/download/${ETCD_VERSION}/etcd-${ETCD_VERSION}-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz \
&& mkdir -p /usr/lib/etcd \
&& tar xzf etcd-*-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz -C /usr/lib/etcd --strip-components=1 --no-same-owner \
&& rm -rf etcd*.gz \
&& etcd -version \
&& true
# Copy in code
RUN mkdir /build
WORKDIR /build
###############################################################################
FROM build_base AS build
LABEL image="build"
COPY / /build
ENV MAVEN_OPTS="-Dfile.encoding=UTF8"
RUN --mount=type=cache,target=/root/.m2 \
mvn -B package -DskipTests=true --file pom.xml
###############################################################################
FROM registry.access.redhat.com/ubi8/ubi-minimal:latest AS runtime
# TODO: FROM registry.access.redhat.com/ubi8/openjdk-17-runtime:1.15
ARG USER=2000
USER root
ENV JAVA_HOME=/usr/lib/jvm/jre-17-openjdk
RUN --mount=type=cache,target=/root/.cache/microdnf:rw \
microdnf --setopt=cachedir=/root/.cache/microdnf --nodocs install \
java-17-openjdk-headless \
nss \
&& microdnf update --nodocs \
&& sed -i 's:security.provider.12=SunPKCS11:#security.provider.12=SunPKCS11:g' /usr/lib/jvm/java-17-openjdk-*/conf/security/java.security \
&& sed -i 's:#security.provider.1=SunPKCS11 ${java.home}/lib/security/nss.cfg:security.provider.12=SunPKCS11 ${java.home}/lib/security/nss.cfg:g' /usr/lib/jvm/java-17-openjdk-*/conf/security/java.security \
&& java -version \
&& true
COPY --from=build /build/target/dockerhome/ /opt/kserve/mmesh/
# Make this the current directory when starting the container
WORKDIR /opt/kserve/mmesh
RUN --mount=type=cache,target=/root/.cache/microdnf:rw \
microdnf --setopt=cachedir=/root/.cache/microdnf --nodocs install \
shadow-utils \
hostname \
# Create app user
&& useradd -c "Application User" -U -u ${USER} -m app \
&& chown -R app:0 /home/app \
# Adjust permissions on /etc/passwd to be writable by group root.
# The user app is replaced by the assigned UID on OpenShift.
&& chmod g+w /etc/passwd \
# In newer Docker there is a --chown option for the COPY command
&& ln -s /opt/kserve/mmesh /opt/kserve/tas \
&& mkdir -p log \
&& chown -R app:0 . \
&& chmod -R 771 . \
&& chmod 775 *.sh *.py \
# Disable java FIPS - see https://access.redhat.com/documentation/en-us/openjdk/17/html-single/configuring_openjdk_17_on_rhel_with_fips/index#config-fips-in-openjdk
&& sed -i 's/security.useSystemPropertiesFile=true/security.useSystemPropertiesFile=false/g' $JAVA_HOME/conf/security/java.security \
&& true
# wait to create commit-specific LABEL until end of the build to not unnecessarily
# invalidate the cached image layers
ARG imageVersion
ARG buildId
ARG commitSha
RUN echo "${buildId}" > /opt/kserve/mmesh/build-version
LABEL name="model-mesh" \
vendor="KServe" \
version="${imageVersion}" \
summary="Core model-mesh sidecar image" \
description="Model-mesh is a distributed LRU cache for serving runtime models" \
release="${commitSha}" \
maintainer="[email protected]"
EXPOSE 8080
# Run as non-root user by default, to allow runAsNonRoot:true without runAsUser
USER ${USER}
# The command to run by default when the container is first launched
CMD ["sh", "-c", "exec /opt/kserve/mmesh/start.sh"]