mysql-connector-cpp: new recipe

recipes/mysql-connector-cpp/all/conan_deps.cmake

@@ -0,0 +1,9 @@
+list(PREPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR}/generators)
+
+find_package(LZ4 REQUIRED CONFIG)
+find_package(MySQL REQUIRED CONFIG)
+#find_package(OpenSSL REQUIRED CONFIG)
+find_package(Protobuf REQUIRED CONFIG)
+find_package(RapidJSON REQUIRED CONFIG)
+find_package(ZLIB REQUIRED CONFIG)
+find_package(Zstd REQUIRED CONFIG)

recipes/mysql-connector-cpp/all/conandata.yml

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+sources:
+  "8.2.0":
+    url: "https://dev.mysql.com/get/Downloads/Connector-C++/mysql-connector-c++-8.2.0-src.tar.gz"
+    sha256: "9424668225c5a73f7b7805cd36d75d8502c9a8e20ca11c952653155ef6e909da"
+#patches:
+#  "8.2.0":
+#    - patch_file: "patches/0006-fix-cpp20-build-8.1.0.patch"
+#      patch_description: "Fix C++20 compilation"
+#      patch_type: "portability"

recipes/mysql-connector-cpp/all/conanfile.py

@@ -0,0 +1,165 @@
+import os
+
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.build import check_min_cppstd
+from conan.tools.cmake import CMake, CMakeToolchain, CMakeDeps, cmake_layout
+from conan.tools.env import VirtualRunEnv, VirtualBuildEnv
+from conan.tools.files import rename, get, rmdir, save, copy, replace_in_file, rm
+from conan.tools.microsoft import is_msvc_static_runtime
+from conan.tools.scm import Version
+
+required_conan_version = ">=1.55.0"
+
+
+class MysqlConnectorCppConan(ConanFile):
+    name = "mysql-connector-cpp"
+    description = "MySQL database connector for C++ applications"
+    license = "GPL-2.0-only WITH Universal-FOSS-exception-1.0"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://dev.mysql.com/doc/connector-cpp/en/"
+    topics = ("mysql", "sql", "connector", "database")
+
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True], # fPIC is required by internal libraries
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+    }
+
+    @property
+    def _min_cppstd(self):
+        return 17
+
+    @property
+    def _compilers_minimum_version(self):
+        return {
+            "Visual Studio": "16",
+            "msvc": "192",
+            "gcc": "5",
+            "clang": "6",
+        }
+
+    def export_sources(self):
+        copy(self, "conan_deps.cmake", self.recipe_folder, os.path.join(self.export_sources_folder, "src"))
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def requirements(self):
+        # None of the dependencies are used transitively
+        self.requires("libmysqlclient/8.2.0")
+        self.requires("lz4/1.9.4")
+        self.requires("openssl/[>=1.1 <4]")
+        self.requires("rapidjson/cci.20230929")
+        self.requires("zlib/[>=1.2.11 <2]")
+        self.requires("zstd/1.5.5")
+        self.requires("protobuf/3.21.12")
+
+    def validate_build(self):
+        if self.settings.compiler.get_safe("cppstd"):
+            check_min_cppstd(self, self._min_cppstd)
+
+    def validate(self):
+        minimum_version = self._compilers_minimum_version.get(str(self.settings.compiler), False)
+        if minimum_version and Version(self.settings.compiler.version) < minimum_version:
+            raise ConanInvalidConfiguration(f"{self.ref} requires {self.settings.compiler} {minimum_version} or newer")
+
+    def build_requirements(self):
+        self.tool_requires("protobuf/<host_version>")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def _patch_sources(self):
+        # Unvendor dependencies
+        for subdir in ["lz4", "protobuf", "rapidjson", "zlib", "zstd"]:
+            rmdir(self, os.path.join(self.source_folder, "cdk", "extra", subdir))
+            save(self, os.path.join(self.source_folder, "cdk", "extra", subdir, "CMakeLists.txt"), "")
+
+        # Dependencies are found by conan_deps.cmake, adjust modules accordingly
+        for find_module in self.source_path.joinpath("cdk", "cmake").rglob("DepFind*.cmake"):
+            if "SSL" not in find_module.name:
+                replace_in_file(self, find_module, "if(TARGET ", "if(0) # if(TARGET ", strict=False)
+                replace_in_file(self, find_module, "add_ext_targets", "message(TRACE #", strict=False)
+        save(self, os.path.join(self.source_folder, "cdk", "cmake", "DepFindCompression.cmake"), "")
+        replace_in_file(self, os.path.join(self.source_folder, "cdk", "cmake", "DepFindProtobuf.cmake"),
+                        "ext::protoc", "protoc")
+
+        # Buggy and not required for the build
+        replace_in_file(self, os.path.join(self.source_folder, "CMakeLists.txt"),
+                        'set_target_properties(${T} PROPERTIES FOLDER "CDK")', "")
+
+        # Link against protobuf instead of protobuf-lite, if necessary
+        if not self.dependencies["protobuf"].options.lite:
+            replace_in_file(self, os.path.join(self.source_folder, "cdk", "core", "CMakeLists.txt"),
+                            "ext::protobuf-lite", "ext::protobuf")
+            replace_in_file(self, os.path.join(self.source_folder, "cdk", "protocol", "mysqlx", "CMakeLists.txt"),
+                            "set(use_full_protobuf ${WITH_TESTS})", "set(use_full_protobuf 1)")
+
+    def generate(self):
+        VirtualBuildEnv(self).generate()
+        VirtualRunEnv(self).generate(scope="build")
+
+        tc = CMakeToolchain(self)
+        tc.cache_variables["CMAKE_PROJECT_MySQL_CONCPP_INCLUDE"] = os.path.join(self.source_folder, "conan_deps.cmake")
+        tc.cache_variables["BUNDLE_DEPENDENCIES"] = False
+        tc.cache_variables["BUILD_STATIC"] = not self.options.shared
+        tc.cache_variables["STATIC_MSVCRT"] = is_msvc_static_runtime(self)
+        tc.cache_variables["WITH_TESTS"] = False
+        tc.cache_variables["WITH_SSL"] = "system"
+        tc.cache_variables["OPENSSL_ROOT_DIR"] = self.dependencies["openssl"].package_folder.replace("\\", "/")
+        tc.generate()
+
+        deps = CMakeDeps(self)
+        deps.set_property("libmysqlclient", "cmake_file_name", "MySQL")
+        deps.set_property("libmysqlclient", "cmake_target_name", "MySQL::client")
+        deps.set_property("lz4", "cmake_target_name", "ext::lz4")
+        deps.set_property("protobuf::libprotobuf", "cmake_target_name", "ext::protobuf")
+        deps.set_property("protobuf::libprotobuf-lite", "cmake_target_name", "ext::protobuf-lite")
+        deps.set_property("rapidjson", "cmake_target_name", "RapidJSON::rapidjson")
+        deps.set_property("zlib", "cmake_target_name", "ext::z")
+        deps.set_property("zstd", "cmake_target_name", "ext::zstd")
+        deps.generate()
+
+    def build(self):
+        self._patch_sources()
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        copy(self, "LICENSE.txt", self.source_folder, os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
+        cmake.install()
+        if self.package_path.joinpath("lib64").exists():
+            rename(self, self.package_path.joinpath("lib64"), self.package_path.joinpath("lib"))
+        rm(self, "*.pdb", self.package_folder, recursive=True)
+
+    def package_info(self):
+        major_ver = Version(self.version).major
+        lib = f"mysqlcppconn{major_ver}"
+        if not self.options.shared:
+            lib += "-static"
+        self.cpp_info.libs = [lib]
+
+        if self.settings.os == "Windows":
+            self.cpp_info.system_libs.append("dnsapi")
+            self.cpp_info.system_libs.append("ws2_32")
+        elif self.settings.os != "FreeBSD":
+            self.cpp_info.system_libs.append("resolv")
+        if self.settings.os == "SunOS":
+            self.cpp_info.system_libs.append("socket")
+            self.cpp_info.system_libs.append("nsl")

recipes/mysql-connector-cpp/all/test_package/CMakeLists.txt

@@ -0,0 +1,8 @@
+cmake_minimum_required(VERSION 3.15)
+project(test_package LANGUAGES CXX)
+
+find_package(mysql-connector-cpp REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} PRIVATE mysql-connector-cpp::mysql-connector-cpp)
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_17)

recipes/mysql-connector-cpp/all/test_package/conanfile.py

@@ -0,0 +1,26 @@
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, cmake_layout
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeDeps", "CMakeToolchain", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def layout(self):
+        cmake_layout(self)
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindir, "test_package")
+            self.run(bin_path, env="conanrun")

recipes/mysql-connector-cpp/all/test_package/test_package.cpp

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+#include <mysqlx/xdevapi.h>
+
+#include <iostream>
+
+
+void test() {
+  using namespace mysqlx::abi2::r0;
+  Session sess("localhost", 33060, "user", "password");
+  Schema db = sess.getSchema("test");
+
+  Collection myColl = db.getCollection("my_collection");
+
+  DocResult myDocs = myColl.find("name like :param")
+                           .limit(1)
+                           .bind("param", "L%").execute();
+
+  std::cout << myDocs.fetchOne();
+}
+
+int main() {
+    return 0;
+}

recipes/mysql-connector-cpp/config.yml

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+versions:
+  "8.2.0":
+    folder: all