docker: optimize ru_emulator build

Author: asaezper

.gitlab/ci/docker.yml

@@ -124,15 +124,15 @@ metrics version check in retina:
   tags:
     - amd64-avx2
   timeout: 2h
-  before_script:
+  before_script: &docker_setup
     - dockerd-entrypoint.sh &
     - |
       while ! ( nc -zv localhost 2376 2>&1 >/dev/null )
       do
           sleep 1
       done
 
-gnb docker compose:
+.gnb docker compose:
   extends: .docker compose
   variables: &build_in_compose_variables
     KUBERNETES_CPU_REQUEST: 6
@@ -149,15 +149,26 @@ gnb docker compose:
           - docker/docker-compose.yml
     - if: $CI_DESCRIPTION =~ /Nightly Build Unit Tests/
       interruptible: false
-  script:
+  before_script:
+    - *docker_setup
     - docker compose -f docker/docker-compose.yml build --build-arg NUM_CORES=${KUBERNETES_CPU_LIMIT} --build-arg LIB=${LIB} --build-arg LIB_VERSION=${LIB_VERSION} gnb
-    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb ${TEST_CMD}"
-  parallel:
-    matrix:
-      - <<: *uhd_params
-        TEST_CMD: gnb amf --no_core=true ru_sdr --device_driver uhd | grep 'Failed to open device with address'
-      - <<: *dpdk_params
-        TEST_CMD: gnb amf --no_core=true hal --eal_args='--help'
+    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb which srscu"
+    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb which srsdu"
+
+gnb docker compose uhd:
+  extends: .gnb docker compose
+  variables:
+    <<: *uhd_params
+  script:
+    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb gnb amf --no_core=true ru_sdr --device_driver uhd | grep 'Failed to open device with address'"
+
+gnb docker compose dpdk:
+  extends: .gnb docker compose
+  variables:
+    <<: *dpdk_params
+  script:
+    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb which ru_emulator"
+    - sh -c "docker compose -f docker/docker-compose.yml run --no-deps gnb gnb amf --no_core=true hal --eal_args='--help'"  
 
 5gc docker compose:
   extends: .docker compose
@@ -296,10 +307,6 @@ grafana server image latest:
       export NAME="srsran-project"
       export VERSION="${SPLIT}_${SUFFIX}"
       export BUILD_ARGS="LIB=${LIB};LIB_VERSION=${LIB_VERSION};MARCH=${MARCH};NUM_CORES=${KUBERNETES_CPU_LIMIT};EXTRA_CMAKE_ARGS=\"${EXTRA_CMAKE_ARGS}\""
-  needs:
-    - job: gnb docker compose
-      optional: true
-      artifacts: false
 
 srsran image split72:
   extends: .srsran image
@@ -338,6 +345,10 @@ srsran image split72:
         MARCH: armv8.2-a+crypto+fp16+dotprod
         TAG: arm64
         PLATFORM: arm64
+  needs:
+    - job: gnb docker compose dpdk
+      optional: true
+      artifacts: false
 
 srsran image split8:
   extends: .srsran image
@@ -366,3 +377,7 @@ srsran image split8:
         MARCH: armv8.2-a+crypto+fp16+dotprod
         TAG: arm64
         PLATFORM: arm64
+  needs:
+    - job: gnb docker compose uhd
+      optional: true
+      artifacts: false

docker/Dockerfile

@@ -48,17 +48,18 @@ RUN /src/docker/scripts/build_${LIB}.sh ${LIB_VERSION} ${MARCH} ${NUM_CORES}
 ARG EXTRA_CMAKE_ARGS=""
 RUN if [ -z "$NUM_CORES" ]; then NUM_CORES=$(nproc); fi && \
     LIB_UPPER=$(echo $LIB | tr '[:lower:]' '[:upper:]') && \
-    export ${LIB_UPPER}_DIR="/opt/${LIB}/${LIB_VERSION}" && \
-    /src/docker/scripts/builder.sh \
-    -m "-j${NUM_CORES} install" \
-    -DBUILD_TESTS=True \
-    -DENABLE_${LIB_UPPER}=On \
-    -DMARCH=${MARCH} \
-    -DCMAKE_INSTALL_PREFIX=/opt/srs \
+    export ${LIB_UPPER}_DIR="/opt/${LIB}/${LIB_VERSION}" \
+    && \
+    /src/docker/scripts/builder.sh -m "-j${NUM_CORES} install" \
+    -DBUILD_TESTS=False -DENABLE_${LIB_UPPER}=On -DMARCH=${MARCH} -DCMAKE_INSTALL_PREFIX=/opt/srs \
+    ${EXTRA_CMAKE_ARGS} /src \
+    && \
+    /src/docker/scripts/builder.sh -m "-j${NUM_CORES} ru_emulator" \
+    -DBUILD_TESTS=True -DENABLE_${LIB_UPPER}=On -DMARCH=${MARCH} \
     ${EXTRA_CMAKE_ARGS} /src
 
 # Copy extra binaries
-RUN cp /src/build/tests/integrationtests/ofh/ru_emulator /usr/local/bin/ru_emulator
+RUN cp /src/build/tests/integrationtests/ofh/ru_emulator /opt/srs/bin/ru_emulator
 
 ################
 # Stage 2: Run #