Dep/MySQL: Move required version checks to CMake, raise required version to 8.0.34 and remove strict compiled<->runtime version match requirement from non-Windows platforms

(cherry picked from commit b386971229f5ad389be9e22cbb96c39d79ac7beb)

Author: Shauren

cmake/macros/FindMySQL.cmake

@@ -40,13 +40,19 @@ This module will set the following variables in your project:
   MySQL library.
 ``MYSQL_EXECUTABLE``
   Path to mysql client binary.
+``MYSQL_FLAVOR``
+  Flavor of mysql installation (MySQL or MariaDB).
+``MYSQL_VERSION``
+  MySQL version string.
 
 Hints
 ^^^^^
 
 Set ``MYSQL_ROOT_DIR`` to the root directory of MySQL installation.
 #]=======================================================================]
 
+include(FindPackageHandleStandardArgs)
+
 set(MYSQL_FOUND 0)
 
 set(_MYSQL_ROOT_HINTS
@@ -219,30 +225,16 @@ endif(WIN32)
 # On Windows you typically don't need to include any extra libraries
 # to build MYSQL stuff.
 
-if(NOT WIN32)
-  find_library(MYSQL_EXTRA_LIBRARIES
-    NAMES
-      z zlib
-    PATHS
-      /usr/lib
-      /usr/local/lib
-    DOC
-      "if more libraries are necessary to link in a MySQL client (typically zlib), specify them here."
-  )
-else(NOT WIN32)
-  set(MYSQL_EXTRA_LIBRARIES "")
-endif(NOT WIN32)
-
 if(UNIX)
-    find_program(MYSQL_EXECUTABLE mysql
-    PATHS
-        ${MYSQL_CONFIG_PREFER_PATH}
-        /usr/local/mysql/bin/
-        /usr/local/bin/
-        /usr/bin/
-    DOC
-        "path to your mysql binary."
-    )
+  find_program(MYSQL_EXECUTABLE mysql
+  PATHS
+    ${MYSQL_CONFIG_PREFER_PATH}
+    /usr/local/mysql/bin/
+    /usr/local/bin/
+    /usr/bin/
+  DOC
+    "path to your mysql binary."
+  )
 endif(UNIX)
 
 if(WIN32)
@@ -291,7 +283,6 @@ foreach(_comp IN LISTS MySQL_FIND_COMPONENTS)
 endforeach()
 unset(_comp)
 
-include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(MySQL
   REQUIRED_VARS
     ${MYSQL_REQUIRED_VARS}
@@ -301,25 +292,37 @@ find_package_handle_standard_args(MySQL
 )
 unset(MYSQL_REQUIRED_VARS)
 
-if(MYSQL_FOUND)
-  if(MySQL_lib_WANTED AND MySQL_lib_FOUND)
-    message(STATUS "Found MySQL library: ${MYSQL_LIBRARY}")
-    message(STATUS "Found MySQL headers: ${MYSQL_INCLUDE_DIR}")
-  endif()
-  if(MySQL_binary_WANTED AND MySQL_binary_FOUND)
-    message(STATUS "Found MySQL executable: ${MYSQL_EXECUTABLE}")
-  endif()
-  mark_as_advanced(MYSQL_FOUND MYSQL_LIBRARY MYSQL_EXTRA_LIBRARIES MYSQL_INCLUDE_DIR MYSQL_EXECUTABLE)
-
-  if(NOT TARGET MySQL::MySQL AND MySQL_lib_WANTED AND MySQL_lib_FOUND)
-    add_library(MySQL::MySQL UNKNOWN IMPORTED)
-    set_target_properties(MySQL::MySQL
-      PROPERTIES
-        IMPORTED_LOCATION
-          "${MYSQL_LIBRARY}"
-        INTERFACE_INCLUDE_DIRECTORIES
-          "${MYSQL_INCLUDE_DIR}")
+if(MySQL_lib_WANTED AND MySQL_lib_FOUND)
+  try_run(MYSQL_VERSION_DETECTED MYSQL_VERSION_COMPILED ${CMAKE_BINARY_DIR}
+    SOURCES "${CMAKE_CURRENT_LIST_DIR}/FindMySQLVersion.c"
+    CMAKE_FLAGS -DINCLUDE_DIRECTORIES=${MYSQL_INCLUDE_DIR}
+    LINK_LIBRARIES ${MYSQL_LIBRARY}
+    RUN_OUTPUT_VARIABLE MYSQL_VERSION_DETECTION_RUN_OUTPUT
+  )
+
+  string(JSON MYSQL_VERSION GET "${MYSQL_VERSION_DETECTION_RUN_OUTPUT}" "version")
+  string(JSON MYSQL_FLAVOR GET "${MYSQL_VERSION_DETECTION_RUN_OUTPUT}" "flavor")
+
+  if(MYSQL_MIN_VERSION_${MYSQL_FLAVOR} VERSION_GREATER MYSQL_VERSION)
+    message(FATAL_ERROR "Found ${MYSQL_FLAVOR} version: \"${MYSQL_VERSION}\", but required is at least \"${MYSQL_MIN_VERSION_${MYSQL_FLAVOR}}\"")
+  else()
+    message(STATUS "Found ${MYSQL_FLAVOR} version: \"${MYSQL_VERSION}\", minimum required is \"${MYSQL_MIN_VERSION_${MYSQL_FLAVOR}}\"")
   endif()
-else()
-  message(FATAL_ERROR "Could not find the MySQL libraries! Please install the development libraries and headers")
+
+  message(STATUS "Found ${MYSQL_FLAVOR} library: ${MYSQL_LIBRARY}")
+  message(STATUS "Found ${MYSQL_FLAVOR} headers: ${MYSQL_INCLUDE_DIR}")
+endif()
+if(MySQL_binary_WANTED AND MySQL_binary_FOUND)
+  message(STATUS "Found MySQL executable: ${MYSQL_EXECUTABLE}")
+endif()
+mark_as_advanced(MYSQL_FOUND MYSQL_LIBRARY MYSQL_INCLUDE_DIR MYSQL_EXECUTABLE)
+
+if(NOT TARGET MySQL::MySQL AND MySQL_lib_WANTED AND MySQL_lib_FOUND)
+  add_library(MySQL::MySQL UNKNOWN IMPORTED)
+  set_target_properties(MySQL::MySQL
+    PROPERTIES
+      IMPORTED_LOCATION
+        "${MYSQL_LIBRARY}"
+      INTERFACE_INCLUDE_DIRECTORIES
+        "${MYSQL_INCLUDE_DIR}")
 endif()

cmake/macros/FindMySQLVersion.c

@@ -0,0 +1,18 @@
+#include <mysql.h>
+#include <stdio.h>
+
+int main()
+{
+    printf("{ "
+        "\"version\": \"%d.%d.%d\", "
+        "\"flavor\": \"%s\""
+        " }",
+        MYSQL_VERSION_ID / 10000, (MYSQL_VERSION_ID / 100) % 100, MYSQL_VERSION_ID % 100,
+#ifdef MARIADB_VERSION_ID
+        "MariaDB"
+#else
+        "MySQL"
+#endif
+        );
+    return 0;
+}

dep/mysql/CMakeLists.txt

@@ -8,10 +8,17 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-find_package(MySQL REQUIRED COMPONENTS lib)
+set(MYSQL_MIN_VERSION_MySQL 8.0.34)
+set(MYSQL_MIN_VERSION_MariaDB 10.4)
+find_package(MySQL COMPONENTS lib)
 
 add_library(mysql INTERFACE)
 
+target_compile_definitions(mysql
+  INTERFACE
+    TRINITY_MYSQL_FLAVOR="${MYSQL_FLAVOR}"
+    TRINITY_REQUIRED_MYSQL_VERSION="${MYSQL_MIN_VERSION_${MYSQL_FLAVOR}}")
+
 target_link_libraries(mysql
   INTERFACE
     MySQL::MySQL)

src/server/database/Database/DatabaseWorkerPool.cpp

@@ -38,15 +38,36 @@
 #include <boost/stacktrace.hpp>
 #endif
 
-#define MIN_MYSQL_SERVER_VERSION 50700u
-#define MIN_MYSQL_SERVER_VERSION_STRING "5.7"
-#define MIN_MYSQL_CLIENT_VERSION 50700u
-#define MIN_MYSQL_CLIENT_VERSION_STRING "5.7"
+static consteval uint32 ParseVersionString(std::string_view chars)
+{
+    uint32 result = 0;
+    uint32 partialResult = 0;
+    uint32 multiplier = 10000;
+    for (std::size_t i =  0; i < chars.length(); ++i)
+    {
+        char c = chars[i];
+        if (c == '.')
+        {
+            if (multiplier < 100)
+                throw "Too many . characters in version string";
+
+            result += partialResult * multiplier;
+            multiplier /= 100;
+            partialResult = 0;
+        }
+        else if (c >= '0' && c <= '9')
+        {
+            partialResult *= 10;
+            partialResult += c - '0';
+        }
+        else
+            throw "Invalid input character";
+    }
 
-#define MIN_MARIADB_SERVER_VERSION 100209u
-#define MIN_MARIADB_SERVER_VERSION_STRING "10.2.9"
-#define MIN_MARIADB_CLIENT_VERSION 30003u
-#define MIN_MARIADB_CLIENT_VERSION_STRING "3.0.3"
+    result += partialResult * multiplier;
+
+    return result;
+}
 
 class PingOperation : public SQLOperation
 {
@@ -63,14 +84,17 @@ DatabaseWorkerPool<T>::DatabaseWorkerPool()
     : _queue(new ProducerConsumerQueue<SQLOperation*>()),
       _async_threads(0), _synch_threads(0)
 {
-    WPFatal(mysql_thread_safe(), "Used MySQL library isn't thread-safe.");
-
+    // We only need check compiled version match on Windows
+    // because on other platforms ABI compatibility is ensured by SOVERSION
+    // and Windows MySQL releases don't even have abi-version-like component in their dll file name
+#if TRINITY_PLATFORM == TRINITY_PLATFORM_WINDOWS
 #if defined(LIBMARIADB) && MARIADB_PACKAGE_VERSION_ID >= 30200
-    WPFatal(mysql_get_client_version() >= MIN_MARIADB_CLIENT_VERSION, "TrinityCore does not support MariaDB versions below " MIN_MARIADB_CLIENT_VERSION_STRING " (found %s id %lu, need id >= %u), please update your MariaDB client library", mysql_get_client_info(), mysql_get_client_version(), MIN_MARIADB_CLIENT_VERSION);
-    WPFatal(mysql_get_client_version() == MARIADB_PACKAGE_VERSION_ID, "Used MariaDB library version (%s id %lu) does not match the version id used to compile TrinityCore (id %u). Search on forum for TCE00011.", mysql_get_client_info(), mysql_get_client_version(), MARIADB_PACKAGE_VERSION_ID);
+#define TRINITY_COMPILED_CLIENT_VERSION MARIADB_PACKAGE_VERSION_ID
 #else
-    WPFatal(mysql_get_client_version() >= MIN_MYSQL_CLIENT_VERSION, "TrinityCore does not support MySQL versions below " MIN_MYSQL_CLIENT_VERSION_STRING " (found %s id %lu, need id >= %u), please update your MySQL client library", mysql_get_client_info(), mysql_get_client_version(), MIN_MYSQL_CLIENT_VERSION);
-    WPFatal(mysql_get_client_version() == MYSQL_VERSION_ID, "Used MySQL library version (%s id %lu) does not match the version id used to compile TrinityCore (id %u). Search on forum for TCE00011.", mysql_get_client_info(), mysql_get_client_version(), MYSQL_VERSION_ID);
+#define TRINITY_COMPILED_CLIENT_VERSION MYSQL_VERSION_ID
+#endif
+    WPFatal(mysql_get_client_version() == TRINITY_COMPILED_CLIENT_VERSION, "Used " TRINITY_MYSQL_FLAVOR " library version (%s id %lu) does not match the version id used to compile TrinityCore (id %u). Search on forum for TCE00011.", mysql_get_client_info(), mysql_get_client_version(), TRINITY_COMPILED_CLIENT_VERSION);
+#undef TRINITY_COMPILED_CLIENT_VERSION
 #endif
 }
 
@@ -395,18 +419,9 @@ uint32 DatabaseWorkerPool<T>::OpenConnections(InternalIndex type, uint8 numConne
             _connections[type].clear();
             return error;
         }
-#ifndef LIBMARIADB
-        else if (connection->GetServerVersion() < MIN_MYSQL_SERVER_VERSION)
-#else
-        else if (connection->GetServerVersion() < MIN_MARIADB_SERVER_VERSION)
-#endif
+        else if (uint32 serverVersion = connection->GetServerVersion(); serverVersion < ParseVersionString(TRINITY_REQUIRED_MYSQL_VERSION))
         {
-#ifndef LIBMARIADB
-            TC_LOG_ERROR("sql.driver", "TrinityCore does not support MySQL versions below " MIN_MYSQL_SERVER_VERSION_STRING " (found id {}, need id >= {}), please update your MySQL server", connection->GetServerVersion(), MIN_MYSQL_SERVER_VERSION);
-#else
-            TC_LOG_ERROR("sql.driver", "TrinityCore does not support MariaDB versions below " MIN_MARIADB_SERVER_VERSION_STRING " (found id {}, need id >= {}), please update your MySQL server", connection->GetServerVersion(), MIN_MARIADB_SERVER_VERSION);
-#endif
-
+            TC_LOG_ERROR("sql.driver", "TrinityCore does not support " TRINITY_MYSQL_FLAVOR " versions below " TRINITY_REQUIRED_MYSQL_VERSION " (found id {}, need id >= {}), please update your " TRINITY_MYSQL_FLAVOR " server", serverVersion, ParseVersionString(TRINITY_REQUIRED_MYSQL_VERSION));
             return 1;
         }
         else