O-RU: Add Dockerfile and image build step

docker/Dockerfile.nrORU.fhi72.ubuntu

@@ -0,0 +1,98 @@
+#/*
+# * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+# * contributor license agreements.  See the NOTICE file distributed with
+# * this work for additional information regarding copyright ownership.
+# * The OpenAirInterface Software Alliance licenses this file to You under
+# * the OAI Public License, Version 1.1  (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.openairinterface.org/?page_id=698
+# *
+# * 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.
+# *-------------------------------------------------------------------------------
+# * For more information about the OpenAirInterface (OAI) Software Alliance:
+# *      contact@openairinterface.org
+# */
+
+FROM ran-base:latest AS ran-base
+
+FROM ran-build-fhi72:latest AS ran-build
+
+#start from scratch for target executable
+FROM ubuntu:noble AS oai-nr-oru
+ARG BUILD_OPTION
+ENV DEBIAN_FRONTEND=noninteractive
+ENV TZ=Europe
+
+RUN apt-get update && \
+    apt-get upgrade --yes && \
+    apt-get install --yes \
+        software-properties-common \
+        procps \
+        pkg-config \
+        libsctp1 \
+        tzdata \
+        libblas3 \
+        libconfig9 \
+        openssl \
+        net-tools \
+        iperf \
+        iproute2 \
+        iputils-ping \
+        gdb \
+        pciutils \
+        libpcap-dev \
+        xz-utils \
+        libnuma-dev \
+        libyaml-cpp-dev && \
+# if the --sanitize option was used to build, additional packages are required
+    /bin/bash -c 'if [[ "$BUILD_OPTION" = "--sanitize" ]]; then DEBIAN_FRONTEND=noninteractive apt-get install --yes \
+        libasan8 \
+        libubsan1 \
+        liblapacke; fi' && \
+    rm -rf /var/lib/apt/lists/*
+
+WORKDIR /opt/nr-oru/bin
+COPY --from=ran-build \
+    /oai-ran/cmake_targets/ran_build/build/nr-oru ./
+COPY ./docker/scripts/nr_oru_entrypoint.sh ./entrypoint.sh
+
+COPY --from=ran-build \
+    /oai-ran/cmake_targets/ran_build/build/liboai_transpro.so \
+    /oai-ran/cmake_targets/ran_build/build/libcoding.so \
+    /oai-ran/cmake_targets/ran_build/build/libparams_libconfig.so \
+    /oai-ran/cmake_targets/ran_build/build/libdfts.so \
+    /oai-ran/cmake_targets/ran_build/build/libldpc*.so \
+    /oai-ran/cmake_targets/ran_build/build/libparams_yaml.so \
+    /usr/local/lib/
+
+## Libxran library
+COPY --from=ran-build \
+    /opt/phy/fhi_lib/lib/build/libxran.so \
+    /opt/phy/fhi_lib/lib/build/
+
+## Copy all DPDK libraries as liboran_fhlib_5g.so require most of them
+COPY --from=ran-build /usr/local/lib/x86_64-linux-gnu /usr/local/lib/x86_64-linux-gnu/
+
+RUN ldconfig && \
+    echo "---- ldd on nr-oru ----" && \
+    ldd /opt/nr-oru/bin/nr-oru && \
+    echo "---- ldd on shared libraries ----" && \
+    ldd /usr/local/lib/liboai_transpro.so \
+        /usr/local/lib/libcoding.so \
+        /usr/local/lib/libparams_libconfig.so \
+        /usr/local/lib/libdfts.so \
+        /usr/local/lib/libldpc*.so \
+        /opt/phy/fhi_lib/lib/build/libxran.so
+
+WORKDIR /opt/nr-oru
+
+COPY --from=ran-base /usr/local/bin/yq /usr/local/bin/yq
+COPY --from=ran-base /tini /tini
+ENTRYPOINT ["/tini", "-v", "--", "/opt/nr-oru/bin/entrypoint.sh"]
+CMD ["/opt/nr-oru/bin/nr-oru"]

docker/scripts/nr_oru_entrypoint.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+set -uo pipefail
+
+PREFIX=/opt/nr-oru
+CONFIGFILE=$PREFIX/etc/nr-oru.conf
+
+echo "=================================="
+echo "/proc/sys/kernel/core_pattern=$(cat /proc/sys/kernel/core_pattern)"
+
+if [ ! -f $CONFIGFILE ]; then
+  echo "No configuration file $CONFIGFILE found: attempting to find YAML config"
+  YAML_CONFIGFILE=$PREFIX/etc/nr-oru.yaml
+  if [ ! -f $YAML_CONFIGFILE ]; then
+    echo "No configuration file $YAML_CONFIGFILE found. Please mount either at $CONFIGFILE or $YAML_CONFIGFILE"
+    exit 255
+  fi
+  CONFIGFILE=$YAML_CONFIGFILE
+fi
+
+echo "=================================="
+echo "== Configuration file:"
+cat $CONFIGFILE
+
+new_args=()
+
+while [[ $# -gt 0 ]]; do
+  new_args+=("$1")
+  shift
+done
+
+new_args+=("-O")
+new_args+=("$CONFIGFILE")
+
+# Load the USRP binaries
+echo "=================================="
+echo "== Load USRP binaries"
+if [[ -v USE_B2XX ]]; then
+    $PREFIX/bin/uhd_images_downloader.py -t b2xx
+elif [[ -v USE_X3XX ]]; then
+    $PREFIX/bin/uhd_images_downloader.py -t x3xx
+elif [[ -v USE_N3XX ]]; then
+    $PREFIX/bin/uhd_images_downloader.py -t n3xx
+fi
+
+# enable printing of stack traces on assert
+export OAI_GDBSTACKS=1
+
+echo "=================================="
+echo "== Starting O-RU "
+if [[ -v USE_ADDITIONAL_OPTIONS ]]; then
+    echo "Additional option(s): ${USE_ADDITIONAL_OPTIONS}"
+    while [[ $# -gt 0 ]]; do
+        new_args+=("$1")
+        shift
+    done
+    for word in ${USE_ADDITIONAL_OPTIONS}; do
+        new_args+=("$word")
+    done
+    echo "${new_args[@]}"
+    exec "${new_args[@]}"
+else
+    echo "${new_args[@]}"
+    exec "${new_args[@]}"
+fi