Reduce binary sizes by stripping symbols

Author: OleksandrChaika

.github/actions/build-native-binary/action.yaml

@@ -68,7 +68,19 @@ runs:
         -DSUA_MEASURE_CODE_COVERAGE=NO \
         ..
       make -j
-      make install
+      make install/strip
+    shell: bash
+
+  - name: Strip binaries for amd64
+    if: ${{ inputs.arch == 'amd64' }}
+    run: |
+      strip dist_${{ inputs.arch }}/lib/lib*
+    shell: bash
+
+  - name: Strip binaries for arm64
+    if: ${{ inputs.arch == 'arm64' }}
+    run: |
+      aarch64-linux-gnu-strip dist_${{ inputs.arch }}/lib/lib*
     shell: bash
 
   - name: Build for amd64 with code-coverage enabled

Dockerfile.amd64

@@ -51,7 +51,16 @@ RUN cd /work \
 
 RUN cd /work \
     && cd build_amd64 \
-    && make install
+    && make install/strip
+
+RUN cd /work \
+    && strip dist_amd64/lib/lib* \
+    && strip /work/build_amd64/glib/gio/libgio-2.0.so.0 \
+    && strip /work/build_amd64/glib/gobject/libgobject-2.0.so.0 \
+    && strip /work/build_amd64/glib/glib/libglib-2.0.so.0 \
+    && strip /work/build_amd64/glib/gmodule/libgmodule-2.0.so.0 \
+    && strip /work/build_amd64/glib/subprojects/libffi/src/libffi.so.7 \
+    && strip /work/build_amd64/glib/subprojects/zlib-1.2.11/libz.so
 
 #Define RUNTIME environment, the final image
 FROM --platform=${TARGETPLATFORM} scratch as runtime

Dockerfile.arm64

@@ -51,7 +51,16 @@ RUN cd /work \
 
 RUN cd /work \
     && cd build_arm64 \
-    && make install
+    && make install/strip
+
+RUN cd /work \
+    && aarch64-linux-gnu-strip dist_arm64/lib/lib* \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/gio/libgio-2.0.so.0 \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/gobject/libgobject-2.0.so.0 \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/glib/libglib-2.0.so.0 \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/gmodule/libgmodule-2.0.so.0 \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/subprojects/libffi/src/libffi.so.7 \
+    && aarch64-linux-gnu-strip /work/build_arm64/glib/subprojects/zlib-1.2.11/libz.so
 
 #Define RUNTIME environment, the final image
 FROM --platform=${TARGETPLATFORM} scratch as runtime

src/CMakeLists.txt

@@ -41,7 +41,10 @@ list(FILTER SRCS EXCLUDE REGEX "main.cpp" )
 list(APPEND SRCS ${CMAKE_CURRENT_BINARY_DIR}/version.cpp)
 
 add_library(sua SHARED ${SRCS})
+set_target_properties(sua PROPERTIES LINK_FLAGS -s)
+
 add_executable(${PROJECT_NAME} ${SRCS} main.cpp)
+set_target_properties(${PROJECT_NAME} PROPERTIES LINK_FLAGS -s)
 
 link_directories(${CMAKE_BINARY_DIR}/3rdparty/curl/lib)