Add CI for trace context validation

Author: psx95

.github/workflows/ci.yml

@@ -923,3 +923,36 @@ jobs:
     - name: run ./ci/docfx.cmd
       shell: cmd
       run: ./ci/docfx.cmd
+
+  w3c_trace_context_compliance_v1:
+    name: W3C Distributed Tracing Validation V1
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout w3c/trace-context repo
+        uses: actions/checkout@v4
+        with:
+          repository: w3c/trace-context
+          path: trace-context
+      - name: Checkout open-telemetry/opentelemetry-cpp
+        uses: actions/checkout@v4
+        with:
+          submodules: 'recursive'
+      - name: setup
+        env:
+          CC: /usr/bin/gcc-14
+          CXX: /usr/bin/g++-14
+          PROTOBUF_VERSION: 21.12
+        run: |
+          sudo -E ./ci/setup_googletest.sh
+          sudo -E ./ci/setup_ci_environment.sh
+      - name: run w3c trace-context test server (background)
+        env:
+          CXX_STANDARD: '14'
+        run: |
+          ./ci/do_ci.sh cmake.w3c.trace-context.build-server
+          .${HOME}/build/ext/test/w3c_tracecontext_test/w3c_tracecontext_test &
+          sleep 10
+      - name: run w3c trace-context test suite
+        run:
+          |
+          python ${GITHUB_WORKSPACE}/trace-context/test/test.py http://locahost:30000/test

ci/do_ci.sh

@@ -393,6 +393,16 @@ elif [[ "$1" == "cmake.exporter.otprotocol.with_async_export.test" ]]; then
   make -j $(nproc)
   cd exporters/otlp && make test
   exit 0
+elif [[ "$1" == "cmake.w3c.trace-context.build-server" ]]; then
+  echo "Building w3c trace context test server"
+  cd "${BUILD_DIR}"
+  rm -rf *
+  cmake "${CMAKE_OPTIONS[@]}"  \
+          -DBUILD_W3CTRACECONTEXT_TEST=ON \
+          -DCMAKE_CXX_STANDARD=${CXX_STANDARD} \
+          "${SRC_DIR}"
+  eval "$MAKE_COMMAND"
+  exit 0
 elif [[ "$1" == "cmake.do_not_install.test" ]]; then
   cd "${BUILD_DIR}"
   rm -rf *