compiling

Builds/CMake/RippledCore.cmake

@@ -145,6 +145,7 @@ target_link_libraries (xrpl_core
     OpenSSL::Crypto
     Ripple::boost
     NIH::WasmEdge
+    NIH::MongoCxx
     Ripple::syslibs
     NIH::secp256k1
     NIH::ed25519-donna

Builds/CMake/deps/Mongo.cmake

@@ -0,0 +1,100 @@
+#[===================================================================[
+ NIH dep: mongo: MongoDB C++ driver (bsoncxx and mongocxx).
+#]===================================================================]
+
+include(FetchContent)
+
+FetchContent_Declare(
+  mongo_c_driver_src
+  GIT_REPOSITORY https://github.com/mongodb/mongo-c-driver.git
+  GIT_TAG        1.17.4
+)
+
+FetchContent_GetProperties(mongo_c_driver_src)
+if(NOT mongo_c_driver_src_POPULATED)
+  message(STATUS "Pausing to download MongoDB C driver...")
+  FetchContent_Populate(mongo_c_driver_src)
+endif()
+
+set(MONGO_C_DRIVER_BUILD_DIR "${mongo_c_driver_src_BINARY_DIR}")
+set(MONGO_C_DRIVER_INCLUDE_DIR "${mongo_c_driver_src_SOURCE_DIR}/src/libbson/src")
+set(MONGO_C_DRIVER_INSTALL_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/mongo_c_install")
+
+set(MONGO_C_DRIVER_CMAKE_ARGS
+  -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+  -DENABLE_AUTOMATIC_INIT_AND_CLEANUP=OFF
+  -DENABLE_STATIC=ON
+  -DENABLE_SHARED=OFF
+  -DCMAKE_INSTALL_PREFIX=${MONGO_C_DRIVER_INSTALL_PREFIX}
+)
+
+ExternalProject_Add(mongo_c_driver
+  PREFIX ${CMAKE_CURRENT_BINARY_DIR}/mongo_c
+  SOURCE_DIR ${mongo_c_driver_src_SOURCE_DIR}
+  CMAKE_ARGS ${MONGO_C_DRIVER_CMAKE_ARGS}
+  BUILD_COMMAND ${CMAKE_COMMAND} --build . --config $<CONFIG>
+  INSTALL_COMMAND ${CMAKE_COMMAND} --install .
+)
+
+FetchContent_Declare(
+  mongo_cxx_driver_src
+  GIT_REPOSITORY https://github.com/mongodb/mongo-cxx-driver.git
+  GIT_TAG        r3.10.2
+)
+
+FetchContent_GetProperties(mongo_cxx_driver_src)
+if(NOT mongo_cxx_driver_src_POPULATED)
+  message(STATUS "Pausing to download MongoDB C++ driver...")
+  FetchContent_Populate(mongo_cxx_driver_src)
+endif()
+
+set(MONGO_CXX_DRIVER_BUILD_DIR "${mongo_cxx_driver_src_BINARY_DIR}")
+set(MONGO_CXX_DRIVER_INCLUDE_DIR "${mongo_cxx_driver_src_SOURCE_DIR}/include")
+set(MONGO_CXX_DRIVER_INSTALL_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/mongo_cxx_install")
+
+set(MONGO_CXX_DRIVER_CMAKE_ARGS
+  -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
+  -DBUILD_SHARED_AND_STATIC_LIBS=ON
+  -DBSONCXX_ENABLE_MONGOC=ON
+  -DCMAKE_INSTALL_PREFIX=${MONGO_CXX_DRIVER_INSTALL_PREFIX}
+  -DCMAKE_PREFIX_PATH=${MONGO_C_DRIVER_INSTALL_PREFIX}
+)
+
+ExternalProject_Add(mongo_cxx_driver
+  PREFIX ${CMAKE_CURRENT_BINARY_DIR}/mongo_cxx
+  SOURCE_DIR ${mongo_cxx_driver_src_SOURCE_DIR}
+  CMAKE_ARGS ${MONGO_CXX_DRIVER_CMAKE_ARGS}
+  BUILD_COMMAND ${CMAKE_COMMAND} --build . --config $<CONFIG>
+  INSTALL_COMMAND ${CMAKE_COMMAND} --install .
+  DEPENDS mongo_c_driver
+)
+
+add_library(bsoncxx STATIC IMPORTED GLOBAL)
+add_library(mongocxx STATIC IMPORTED GLOBAL)
+add_dependencies(bsoncxx mongo_cxx_driver)
+add_dependencies(mongocxx mongo_cxx_driver)
+
+ExternalProject_Get_Property(mongo_cxx_driver BINARY_DIR)
+execute_process(
+    COMMAND
+        mkdir -p "${BINARY_DIR}/include/bsoncxx/v_noabi"
+        mkdir -p "${BINARY_DIR}/include/mongocxx/v_noabi"
+)
+
+set_target_properties(bsoncxx PROPERTIES
+  IMPORTED_LOCATION "${MONGO_CXX_DRIVER_INSTALL_PREFIX}/lib/libbsoncxx-static.a"
+  INTERFACE_INCLUDE_DIRECTORIES "${MONGO_CXX_DRIVER_INSTALL_PREFIX}/include/bsoncxx/v_noabi"
+)
+
+set_target_properties(mongocxx PROPERTIES
+  IMPORTED_LOCATION "${MONGO_CXX_DRIVER_INSTALL_PREFIX}/lib/libmongocxx-static.a"
+  INTERFACE_INCLUDE_DIRECTORIES "${MONGO_CXX_DRIVER_INSTALL_PREFIX}/include/mongocxx/v_noabi"
+)
+
+# Link the C driver libraries
+find_library(BSON_LIB bson-1.0 PATHS ${MONGO_C_DRIVER_INSTALL_PREFIX}/lib)
+find_library(MONGOC_LIB mongoc-1.0 PATHS ${MONGO_C_DRIVER_INSTALL_PREFIX}/lib)
+
+target_link_libraries(ripple_libs INTERFACE bsoncxx mongocxx ${BSON_LIB} ${MONGOC_LIB})
+
+add_library(NIH::MongoCxx ALIAS mongocxx)

CMakeLists.txt

@@ -75,6 +75,7 @@ include(deps/gRPC)
 include(deps/cassandra)
 include(deps/Postgres)
 include(deps/WasmEdge)
+include(deps/Mongo)
 
 ###
 

src/ripple/app/misc/TxQ.h

@@ -111,7 +111,7 @@ public:
         std::uint32_t minimumTxnInLedgerSA = 1000;
         /// Number of transactions per ledger that fee escalation "works
         /// towards".
-        std::uint32_t targetTxnInLedger = 1000;
+        std::uint32_t targetTxnInLedger = 256;
         /** Optional maximum allowed value of transactions per ledger before
             fee escalation kicks in. By default, the maximum is an emergent
             property of network, validator, and consensus performance. This

src/ripple/core/Config.h

@@ -240,7 +240,7 @@ public:
     bool LEDGER_REPLAY = false;
 
     // Work queue limits
-    int MAX_TRANSACTIONS = 1000;
+    int MAX_TRANSACTIONS = 250;
     static constexpr int MAX_JOB_QUEUE_TX = 1000;
     static constexpr int MIN_JOB_QUEUE_TX = 100;