actions/upload-artifact@v7

.codecov.yml

@@ -1,6 +0,0 @@
-coverage:
-  status:
-    project:
-      default:
-        target: 60%
-        threshold: 2%

.github/actions/xahau-ga-build/action.yml

@@ -2,14 +2,6 @@ name: build
 description: 'Builds the project with ccache integration'
 
 inputs:
-  cmake-target:
-    description: 'CMake target to build'
-    required: false
-    default: all
-  cmake-args:
-    description: 'Additional CMake arguments'
-    required: false
-    default: null
   generator:
     description: 'CMake generator to use'
     required: true
@@ -28,10 +20,6 @@ inputs:
     description: 'C++ compiler to use'
     required: false
     default: ''
-  gcov:
-    description: 'Gcov to use'
-    required: false
-    default: ''
   compiler-id:
     description: 'Unique identifier: compiler-version-stdlib[-gccversion] (e.g. clang-14-libstdcxx-gcc11, gcc-13-libstdcxx)'
     required: false
@@ -53,11 +41,10 @@ inputs:
     required: false
     default: 'dev'
   stdlib:
-    description: 'C++ standard library to use (default = compiler default, e.g. GCC always uses libstdc++)'
+    description: 'C++ standard library to use'
     required: true
     type: choice
     options:
-      - default
       - libstdcxx
       - libcxx
   clang_gcc_toolchain:
@@ -100,6 +87,11 @@ runs:
         export CCACHE_CONFIGPATH="$HOME/.config/ccache/ccache.conf"
         echo "CCACHE_CONFIGPATH=$CCACHE_CONFIGPATH" >> $GITHUB_ENV
 
+        # Keep config separate from cache_dir so configs aren't swapped when CCACHE_DIR changes between steps
+        mkdir -p ~/.config/ccache
+        export CCACHE_CONFIGPATH="$HOME/.config/ccache/ccache.conf"
+        echo "CCACHE_CONFIGPATH=$CCACHE_CONFIGPATH" >> $GITHUB_ENV
+
         # Configure ccache settings AFTER cache restore (prevents stale cached config)
         ccache --set-config=max_size=${{ inputs.ccache_max_size }}
         ccache --set-config=hash_dir=${{ inputs.ccache_hash_dir }}
@@ -130,10 +122,6 @@ runs:
           export CXX="${{ inputs.cxx }}"
         fi
 
-        if [ -n "${{ inputs.gcov }}" ]; then
-          ln -sf /usr/bin/${{ inputs.gcov }} /usr/local/bin/gcov
-        fi
-
         # Create wrapper toolchain that overlays ccache on top of Conan's toolchain
         # This enables ccache for the main app build without affecting Conan dependency builds
         if [ "${{ inputs.ccache_enabled }}" = "true" ]; then
@@ -197,8 +185,7 @@ runs:
           -DCMAKE_TOOLCHAIN_FILE:FILEPATH=${TOOLCHAIN_FILE} \
           -DCMAKE_BUILD_TYPE=${{ inputs.configuration }} \
           -Dtests=TRUE \
-          -Dxrpld=TRUE \
-          ${{ inputs.cmake-args }}
+          -Dxrpld=TRUE
 
     - name: Show ccache config before build
       if: inputs.ccache_enabled == 'true'
@@ -222,7 +209,7 @@ runs:
           VERBOSE_FLAG="-- -v"
         fi
 
-        cmake --build . --config ${{ inputs.configuration }} --parallel $(nproc) --target ${{ inputs.cmake-target }} ${VERBOSE_FLAG}
+        cmake --build . --config ${{ inputs.configuration }} --parallel $(nproc) ${VERBOSE_FLAG}
 
     - name: Show ccache statistics
       if: inputs.ccache_enabled == 'true'

.github/workflows/xahau-ga-nix.yml

@@ -57,9 +57,8 @@ jobs:
                   "cc": "gcc-11",
                   "cxx": "g++-11",
                   "compiler_version": 11,
-                  "stdlib": "default",
-                  "configuration": "Debug",
-                  "job_type": "build"
+                  "stdlib": "libstdcxx",
+                  "configuration": "Debug"
               },
               {
                   "compiler_id": "gcc-13-libstdcxx",
@@ -67,20 +66,8 @@ jobs:
                   "cc": "gcc-13",
                   "cxx": "g++-13",
                   "compiler_version": 13,
-                  "stdlib": "default",
-                  "configuration": "Debug",
-                  "job_type": "build"
-              },
-              {
-                  "compiler_id": "gcc-13-libstdcxx",
-                  "compiler": "gcc",
-                  "cc": "gcc-13",
-                  "cxx": "g++-13",
-                  "gcov": "gcov-13",
-                  "compiler_version": 13,
-                  "stdlib": "default",
-                  "configuration": "Debug",
-                  "job_type": "coverage"
+                  "stdlib": "libstdcxx",
+                  "configuration": "Debug"
               },
               {
                   "compiler_id": "clang-14-libstdcxx-gcc11",
@@ -90,8 +77,7 @@ jobs:
                   "compiler_version": 14,
                   "stdlib": "libstdcxx",
                   "clang_gcc_toolchain": 11,
-                  "configuration": "Debug",
-                  "job_type": "build"
+                  "configuration": "Debug"
               },
               {
                   "compiler_id": "clang-16-libstdcxx-gcc13",
@@ -101,8 +87,7 @@ jobs:
                   "compiler_version": 16,
                   "stdlib": "libstdcxx",
                   "clang_gcc_toolchain": 13,
-                  "configuration": "Debug",
-                  "job_type": "build"
+                  "configuration": "Debug"
               },
               {
                   "compiler_id": "clang-17-libcxx",
@@ -111,8 +96,7 @@ jobs:
                   "cxx": "clang++-17",
                   "compiler_version": 17,
                   "stdlib": "libcxx",
-                  "configuration": "Debug",
-                  "job_type": "build"
+                  "configuration": "Debug"
               },
               {
                   # Clang 18 - testing if it's faster than Clang 17 with libc++
@@ -123,16 +107,14 @@ jobs:
                   "cxx": "clang++-18",
                   "compiler_version": 18,
                   "stdlib": "libcxx",
-                  "configuration": "Debug",
-                  "job_type": "build"
+                  "configuration": "Debug"
               }
           ]
           
           # Minimal matrix for PRs and feature branches
           minimal_matrix = [
               full_matrix[1],  # gcc-13 (middle-ground gcc)
-              full_matrix[2],  # gcc-13 coverage
-              full_matrix[3]   # clang-14 (mature, stable clang)
+              full_matrix[2]   # clang-14 (mature, stable clang)
           ]
           
           # Determine which matrix to use based on the target branch
@@ -207,21 +189,14 @@ jobs:
           # Select the appropriate matrix
           if use_full:
               if force_full:
-                  print(f"Using FULL matrix (7 configs) - forced by [ci-nix-full-matrix] tag")
+                  print(f"Using FULL matrix (6 configs) - forced by [ci-nix-full-matrix] tag")
               else:
-                  print(f"Using FULL matrix (7 configs) - targeting main branch")
+                  print(f"Using FULL matrix (6 configs) - targeting main branch")
               matrix = full_matrix
           else:
-              print(f"Using MINIMAL matrix (3 configs) - feature branch/PR")
+              print(f"Using MINIMAL matrix (2 configs) - feature branch/PR")
               matrix = minimal_matrix
-
-          # Add runs_on based on job_type
-          for entry in matrix:
-              if entry.get("job_type") == "coverage":
-                  entry["runs_on"] = '["self-hosted", "generic", 24.04]'
-              else:
-                  entry["runs_on"] = '["self-hosted", "generic", 20.04]'
-
+          
           # Output the matrix as JSON
           output = json.dumps({"include": matrix})
           with open(os.environ['GITHUB_OUTPUT'], 'a') as f:
@@ -229,7 +204,7 @@ jobs:
 
   build:
     needs: matrix-setup
-    runs-on: ${{ fromJSON(matrix.runs_on) }}
+    runs-on: [self-hosted, generic, 20.04]
     container:
       image: ubuntu:24.04
       volumes:
@@ -258,7 +233,7 @@ jobs:
           apt-get install -y software-properties-common
           add-apt-repository ppa:ubuntu-toolchain-r/test -y
           apt-get update
-          apt-get install -y git python3 python-is-python3 pipx
+          apt-get install -y python3 python-is-python3 pipx
           pipx ensurepath
           apt-get install -y cmake ninja-build ${{ matrix.cc }} ${{ matrix.cxx }} ccache
           apt-get install -y perl # for openssl build
@@ -329,12 +304,6 @@ jobs:
           pipx install "conan>=2.0,<3"
           echo "$HOME/.local/bin" >> $GITHUB_PATH
 
-          # Install gcovr for coverage jobs
-          if [ "${{ matrix.job_type }}" = "coverage" ]; then
-            pipx install "gcovr>=7,<9"
-            apt-get install -y lcov
-          fi
-
       - name: Check environment
         run: |
           echo "PATH:"
@@ -344,13 +313,6 @@ jobs:
           which ${{ matrix.cc }} && ${{ matrix.cc }} --version || echo "${{ matrix.cc }} not found"
           which ${{ matrix.cxx }} && ${{ matrix.cxx }} --version || echo "${{ matrix.cxx }} not found"
           which ccache && ccache --version || echo "ccache not found"
-
-          # Check gcovr for coverage jobs
-          if [ "${{ matrix.job_type }}" = "coverage" ]; then
-            which gcov && gcov --version || echo "gcov not found"
-            which gcovr && gcovr --version || echo "gcovr not found"
-          fi
-
           echo "---- Full Environment ----"
           env
 
@@ -378,7 +340,6 @@ jobs:
           gha_cache_enabled: 'false' # Disable caching for self hosted runner
 
       - name: Build
-        if: matrix.job_type == 'build'
         uses: ./.github/actions/xahau-ga-build
         with:
           generator: Ninja
@@ -393,26 +354,7 @@ jobs:
           clang_gcc_toolchain: ${{ matrix.clang_gcc_toolchain || '' }}
           ccache_max_size: '100G'
 
-      - name: Build (Coverage)
-        if: matrix.job_type == 'coverage'
-        uses: ./.github/actions/xahau-ga-build
-        with:
-          generator: Ninja
-          configuration: ${{ matrix.configuration }}
-          build_dir: ${{ env.build_dir }}
-          cc: ${{ matrix.cc }}
-          cxx: ${{ matrix.cxx }}
-          gcov: ${{ matrix.gcov }}
-          compiler-id: ${{ matrix.compiler_id }}
-          cache_version: ${{ env.CACHE_VERSION }}
-          main_branch: ${{ env.MAIN_BRANCH_NAME }}
-          stdlib: ${{ matrix.stdlib }}
-          cmake-args: '-Dcoverage=ON -Dcoverage_format=xml -DCODE_COVERAGE_VERBOSE=ON -DCMAKE_CXX_FLAGS="-O0" -DCMAKE_C_FLAGS="-O0"'
-          cmake-target: 'coverage'
-          ccache_max_size: '100G'
-
       - name: Set artifact name
-        if: matrix.job_type == 'build'
         id: set-artifact-name
         run: |
           ARTIFACT_NAME="build-output-nix-${{ github.run_id }}-${{ matrix.compiler }}-${{ matrix.configuration }}"
@@ -425,7 +367,6 @@ jobs:
           ls -la ${{ env.build_dir }} || echo "Build directory not found or empty"
 
       - name: Run tests
-        if: matrix.job_type == 'build'
         run: |
           # Ensure the binary exists before trying to run
           if [ -f "${{ env.build_dir }}/rippled" ]; then
@@ -435,32 +376,14 @@ jobs:
              exit 1
           fi
 
-      # Coverage-specific steps
-      - name: Move coverage report
-        if: matrix.job_type == 'coverage'
-        shell: bash
+      - name: Export server definitions
         run: |
-          mv "${{ env.build_dir }}/coverage.xml" ./
+          ${{ env.build_dir }}/rippled --definitions | python3 -m json.tool > server_definitions.json
 
-      - name: Archive coverage report
-        if: matrix.job_type == 'coverage'
-        uses: actions/upload-artifact@v4
+      - name: Upload server definitions
+        if: matrix.compiler_id == 'gcc-13-libstdcxx'
+        uses: actions/upload-artifact@v7
         with:
-          name: coverage.xml
-          path: coverage.xml
-          retention-days: 30
-
-      - name: Upload coverage report
-        if: matrix.job_type == 'coverage'
-        uses: wandalen/wretry.action/main@v3
-        with:
-          action: codecov/codecov-action@v4.3.0
-          with: |
-            files: coverage.xml
-            fail_ci_if_error: true
-            disable_search: true
-            verbose: true
-            plugin: noop
-            token: ${{ secrets.CODECOV_TOKEN }}
-          attempt_limit: 5
-          attempt_delay: 210000 # in milliseconds
+          name: server-definitions
+          path: server_definitions.json
+          archive: false

src/xrpld/app/main/Main.cpp

@@ -24,6 +24,7 @@
 #include <xrpld/core/TimeKeeper.h>
 #include <xrpld/net/RPCCall.h>
 #include <xrpld/rpc/RPCHandler.h>
+#include <xrpld/rpc/handlers/Handlers.h>
 #include <xrpl/basics/Log.h>
 #include <xrpl/basics/StringUtilities.h>
 #include <xrpl/basics/contract.h>
@@ -387,7 +388,8 @@ run(int argc, char** argv)
          po::value<std::string>(),
          "Specify the range of present ledgers for testing purposes. Min and "
          "max values are comma separated.")(
-            "version", "Display the build version.");
+            "version", "Display the build version.")(
+            "definitions", "Output server definitions as JSON and exit.");
 
     po::options_description data("Ledger/Data Options");
     data.add_options()("import", importText.c_str())(
@@ -529,6 +531,13 @@ run(int argc, char** argv)
         return 0;
     }
 
+    if (vm.count("definitions"))
+    {
+        auto defs = getStaticServerDefinitions();
+        std::cout << Json::FastWriter().write(defs);
+        return 0;
+    }
+
 #ifndef ENABLE_TESTS
     if (vm.count("unittest") || vm.count("unittest-child"))
     {

src/xrpld/rpc/handlers/Handlers.h

@@ -129,6 +129,8 @@ doRipplePathFind(RPC::JsonContext&);
 Json::Value
 doServerDefinitions(RPC::JsonContext&);
 Json::Value
+getStaticServerDefinitions();
+Json::Value
 doServerInfo(RPC::JsonContext&);  // for humans
 Json::Value
 doServerState(RPC::JsonContext&);  // for machines

src/xrpld/rpc/handlers/ServerDefinitions.cpp

@@ -523,6 +523,15 @@ public:
     }
 };
 
+Json::Value
+getStaticServerDefinitions()
+{
+    static const Definitions defs{};
+    Json::Value ret = defs();
+    ret[jss::hash] = to_string(defs.getHash());
+    return ret;
+}
+
 Json::Value
 doServerDefinitions(RPC::JsonContext& context)
 {