Add libtorrent/1.2.3 recipe

recipes/libtorrent/all/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 2.8.12)
+project(cmake_wrapper)
+
+include(conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_subdirectory(source_subfolder)

recipes/libtorrent/all/conandata.yml

@@ -0,0 +1,8 @@
+sources:
+  "1.2.3":
+    url: "https://github.com/arvidn/libtorrent/releases/download/libtorrent-1_2_3/libtorrent-rasterbar-1.2.3.tar.gz"
+    sha256: "1582fdbbd0449bcfe4ffae2ccb9e5bf0577459a32bb25604e01accb847da1a2d"
+patches:
+  "1.2.3":
+    - patch_file: "patches/0001-cmake-fix-conan-boost-openssl.patch"
+      base_path: "source_subfolder"

recipes/libtorrent/all/conanfile.py

@@ -0,0 +1,132 @@
+from conans import CMake, ConanFile, tools
+from conans.errors import ConanInvalidConfiguration
+import os
+
+
+class LibtorrentConan(ConanFile):
+    name = "libtorrent"
+    description = "libtorrent is a feature complete C++ bittorrent implementation focusing on efficiency and scalability"
+    topics = ("conan", "libtorrent", "p2p", "network", "mesh")
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "http://libtorrent.org"
+    exports_sources = "CMakeLists.txt", "patches/**"
+    generators = "cmake"
+    license = ("BSD-3-clause", "ZLIB", "BSL-1.0")
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "enable_deprecated_functions": [True, False],
+        "enable_dht": [True, False],
+        "enable_encryption": [True, False],
+        "enable_exceptions": [True, False],
+        "enable_extensions": [True, False],
+        "enable_i2p": [True, False],
+        "enable_iconv": [True, False],
+        "enable_logging": [True, False],
+        "enable_mutable_torrents": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "enable_dht": True,
+        "enable_deprecated_functions": True,
+        "enable_encryption": True,
+        "enable_exceptions": True,
+        "enable_extensions": True,
+        "enable_i2p": True,
+        "enable_iconv": False,
+        "enable_logging": True,
+        "enable_mutable_torrents": True,
+    }
+
+    _cmake = None
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    @property
+    def _build_subfolder(self):
+        return "build_subfolder"
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            del self.options.fPIC
+        if self.settings.compiler.cppstd and self.settings.compiler.cppstd in ("98", "gnu98"):
+            raise ConanInvalidConfiguration("libtorrent requires at least c++11")
+
+    def requirements(self):
+        self.requires("boost/1.71.0")
+        if self.options.enable_encryption:
+            self.requires("openssl/1.1.1d")
+        if self.options.enable_iconv:
+            self.requires("libiconv/1.15")
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        os.rename("libtorrent-rasterbar-{}".format(self.version), self._source_subfolder)
+
+    def _configure_cmake(self):
+        if self._cmake:
+            return self._cmake
+        self._cmake = CMake(self)
+        self._cmake.definitions["Boost_USE_STATIC_LIBS"] = not self.options["boost"].shared
+        self._cmake.definitions["deprecated-functions"] = self.options.enable_deprecated_functions
+        self._cmake.definitions["dht"] = self.options.enable_dht
+        self._cmake.definitions["encryption"] = self.options.enable_encryption
+        self._cmake.definitions["exceptions"] = self.options.enable_exceptions
+        self._cmake.definitions["i2p"] = self.options.enable_i2p
+        self._cmake.definitions["logging"] = self.options.enable_logging
+        self._cmake.definitions["mutable-torrents"] = self.options.enable_mutable_torrents
+        self._cmake.definitions["build_tests"] = False
+        self._cmake.definitions["build_examples"] = False
+        self._cmake.definitions["build_tools"] = False
+        self._cmake.definitions["python-bindings"] = False
+        self._cmake.definitions["python-bindings"] = False
+        self._cmake.configure(build_folder=self._build_subfolder)
+        return self._cmake
+
+    def _patch_sources(self):
+        for patch_data in self.conan_data["patches"][self.version]:
+            tools.patch(**patch_data)
+
+        if self.options.enable_iconv:
+            replace = "find_public_dependency(Iconv REQUIRED)"
+        else:
+            replace = "set(Iconv_FOUND OFF)"
+        tools.replace_in_file(os.path.join(self._source_subfolder, "CMakeLists.txt"),
+                              "find_public_dependency(Iconv)",
+                              replace)
+
+    def build(self):
+        self._patch_sources()
+        cmake = self._configure_cmake()
+        cmake.build()
+
+    def package(self):
+        self.copy("COPYING", src=self._source_subfolder, dst="licenses")
+        cmake = self._configure_cmake()
+        cmake.install()
+
+        tools.rmdir(os.path.join(self.package_folder, "lib", "cmake"))
+        tools.rmdir(os.path.join(self.package_folder, "lib", "pkgconfig"))
+        tools.rmdir(os.path.join(self.package_folder, "share"))
+
+    def package_info(self):
+        self.cpp_info.names["pkg_config"] = "libtorrent-rasterbar"
+        self.cpp_info.names["cmake_find_package"] = "LibtorrentRasterbar"
+        self.cpp_info.names["cmake_find_package_multi"] = "LibtorrentRasterbar"
+        self.cpp_info.includedirs = ["include", os.path.join("include", "libtorrent")]
+        self.cpp_info.libs = ["torrent-rasterbar"]
+
+        if self.settings.os == "Linux":
+            self.cpp_info.system_libs = ["dl", "pthread"]
+        if self.settings.os == "Windows":
+            self.cpp_info.system_libs = ["wsock32", "ws2_32", "iphlpapi", "debug", "dbghelp"]
+        elif self.settings.os == "Macos":
+            self.cpp_info.frameworks = ["CoreFoundation", "SystemConfiguration"]

recipes/libtorrent/all/patches/0001-cmake-fix-conan-boost-openssl.patch

@@ -0,0 +1,22 @@
+--- CMakeLists.txt
++++ CMakeLists.txt
+@@ -484,8 +484,8 @@
+ if(static_runtime)
+ 	include(ucm_flags)
+ 	ucm_set_runtime(STATIC)
+-	set(Boost_USE_MULTITHREADED ON)
+-	set(Boost_USE_STATIC_RUNTIME ON)
++	# set(Boost_USE_MULTITHREADED ON)
++	# set(Boost_USE_STATIC_RUNTIME ON)
+ 	set(OPENSSL_USE_STATIC_LIBS TRUE)
+ 	set(OPENSSL_MSVC_STATIC_RT TRUE)
+ endif()
+@@ -630,7 +630,7 @@
+ )
+
+ if(OPENSSL_FOUND)
+-	target_link_libraries(torrent-rasterbar PUBLIC OpenSSL::SSL)
++	target_link_libraries(torrent-rasterbar PUBLIC OpenSSL::SSL ${CONAN_SYSTEM_LIBS_OPENSSL})
+ 	target_compile_definitions(torrent-rasterbar PUBLIC TORRENT_USE_OPENSSL)
+ 	target_sources(torrent-rasterbar PRIVATE src/pe_crypto)
+ endif()

recipes/libtorrent/all/test_package/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 2.8.12)
+project(test_package)
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_VERBOSE_MAKEFILE TRUE)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+if(WIN32)
+    add_definitions(-D_WIN32_WINNT=0x0601)
+endif()
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} ${CONAN_LIBS})

recipes/libtorrent/all/test_package/conanfile.py

@@ -0,0 +1,19 @@
+from conans import ConanFile, CMake, tools
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            bin_path = os.path.join("bin", "test_package")
+            # from https://en.wikipedia.org/wiki/Magnet_URI_scheme
+            magnet_url = "magnet:?xt=urn:btih:c12fe1c06bba254a9dc9f519b335aa7c1367a88a"
+            self.run("{} {}".format(bin_path, magnet_url), run_environment=True)

recipes/libtorrent/all/test_package/test_package.cpp

@@ -0,0 +1,53 @@
+// From https://www.libtorrent.org/tutorial.html
+
+#include <libtorrent/session.hpp>
+#include <libtorrent/add_torrent_params.hpp>
+#include <libtorrent/torrent_handle.hpp>
+#include <libtorrent/alert_types.hpp>
+#include <libtorrent/magnet_uri.hpp>
+
+#include <iostream>
+#include <thread>
+#include <chrono>
+
+int main(int argc, char const* argv[]) try
+{
+  if (argc != 2) {
+    std::cerr << "usage: " << argv[0] << " <magnet-url>" << std::endl;
+    return 1;
+  }
+  lt::settings_pack p;
+  p.set_int(lt::settings_pack::alert_mask, lt::alert::status_notification
+    | lt::alert::error_notification);
+  lt::session ses(p);
+
+  lt::add_torrent_params atp = lt::parse_magnet_uri(argv[1]);
+  atp.save_path = "."; // save in current dir
+//  lt::torrent_handle h = ses.add_torrent(std::move(atp));
+
+  std::cout << "skipping download...\n";
+
+//  for (;;) {
+//    std::vector<lt::alert*> alerts;
+//    ses.pop_alerts(&alerts);
+//
+//    for (lt::alert const* a : alerts) {
+//      std::cout << a->message() << std::endl;
+//      // if we receive the finished alert or an error, we're done
+//      if (lt::alert_cast<lt::torrent_finished_alert>(a)) {
+//        goto done;
+//      }
+//      if (lt::alert_cast<lt::torrent_error_alert>(a)) {
+//        goto done;
+//      }
+//    }
+//    std::this_thread::sleep_for(std::chrono::milliseconds(200));
+//  }
+
+  done:
+  std::cout << "done, shutting down" << std::endl;
+}
+catch (std::exception& e)
+{
+  std::cerr << "Error: " << e.what() << std::endl;
+}

recipes/libtorrent/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "1.2.3":
+    folder: "all"