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Add config plugin class.

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This commit is contained in:
Alexey Rybalchenko
2019-05-29 17:08:20 +02:00
committed by Dennis Klein
parent bf8ec968e7
commit cba6d19781
109 changed files with 1393 additions and 1433 deletions
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66
fairmq/PluginManager.cxx
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@@ -49,13 +49,11 @@ fair::mq::PluginManager::PluginManager(const vector<string> args)
// Parse command line options
auto options = ProgramOptions();
auto vm = po::variables_map{};
try
{
try {
auto parsed = po::command_line_parser(args).options(options).allow_unregistered().run();
po::store(parsed, vm);
po::notify(vm);
} catch (const po::error& e)
{
} catch (const po::error& e) {
throw ProgramOptionsParseError{ToString("Error occured while parsing the 'Plugin Manager' program options: ", e.what())};
}
@@ -63,10 +61,8 @@ fair::mq::PluginManager::PluginManager(const vector<string> args)
auto append = vector<fs::path>{};
auto prepend = vector<fs::path>{};
auto searchPaths = vector<fs::path>{};
if (vm.count("plugin-search-path"))
{
for (const auto& path : vm["plugin-search-path"].as<vector<string>>())
{
if (vm.count("plugin-search-path")) {
for (const auto& path : vm["plugin-search-path"].as<vector<string>>()) {
if (path.substr(0, 1) == "<") { prepend.emplace_back(path.substr(1)); }
else if (path.substr(0, 1) == ">") { append.emplace_back(path.substr(1)); }
else { searchPaths.emplace_back(path); }
@@ -126,23 +122,16 @@ auto fair::mq::PluginManager::ProgramOptions() -> po::options_description
auto fair::mq::PluginManager::LoadPlugin(const string& pluginName) -> void
{
if (pluginName.substr(0,2) == "p:")
{
if (pluginName.substr(0,2) == "p:") {
// Mechanism A: prelinked dynamic
LoadPluginPrelinkedDynamic(pluginName.substr(2));
}
else if (pluginName.substr(0,2) == "d:")
{
} else if (pluginName.substr(0,2) == "d:") {
// Mechanism B: dynamic
LoadPluginDynamic(pluginName.substr(2));
}
else if (pluginName.substr(0,2) == "s:")
{
} else if (pluginName.substr(0,2) == "s:") {
// Mechanism C: static (builtin)
LoadPluginStatic(pluginName.substr(2));
}
else
{
} else {
// Mechanism B: dynamic (default)
LoadPluginDynamic(pluginName);
}
@@ -151,15 +140,11 @@ auto fair::mq::PluginManager::LoadPlugin(const string& pluginName) -> void
auto fair::mq::PluginManager::LoadPluginPrelinkedDynamic(const string& pluginName) -> void
{
// Load symbol
if (fPluginFactories.find(pluginName) == fPluginFactories.end())
{
try
{
if (fPluginFactories.find(pluginName) == fPluginFactories.end()) {
try {
LoadSymbols(pluginName, dll::program_location());
fPluginOrder.push_back(pluginName);
}
catch (boost::system::system_error& e)
{
} catch (boost::system::system_error& e) {
throw PluginLoadError(ToString("An error occurred while loading prelinked dynamic plugin ", pluginName, ": ", e.what()));
}
}
@@ -168,13 +153,11 @@ auto fair::mq::PluginManager::LoadPluginPrelinkedDynamic(const string& pluginNam
auto fair::mq::PluginManager::LoadPluginDynamic(const string& pluginName) -> void
{
// Search plugin and load, if found
if (fPluginFactories.find(pluginName) == fPluginFactories.end())
{
if (fPluginFactories.find(pluginName) == fPluginFactories.end()) {
auto success = false;
for (const auto& searchPath : SearchPaths()) {
try {
LoadSymbols(pluginName,
searchPath / ToString(LibPrefix(), pluginName),
LoadSymbols(pluginName, searchPath / ToString(LibPrefix(), pluginName),
dll::load_mode::append_decorations | dll::load_mode::rtld_global);
fPluginOrder.push_back(pluginName);
success = true;
@@ -213,15 +196,11 @@ auto fair::mq::PluginManager::LoadPluginDynamic(const string& pluginName) -> voi
auto fair::mq::PluginManager::LoadPluginStatic(const string& pluginName) -> void
{
// Load symbol
if (fPluginFactories.find(pluginName) == fPluginFactories.end())
{
try
{
if (fPluginFactories.find(pluginName) == fPluginFactories.end()) {
try {
LoadSymbols(pluginName, dll::program_location());
fPluginOrder.push_back(pluginName);
}
catch (boost::system::system_error& e)
{
} catch (boost::system::system_error& e) {
throw PluginLoadError(ToString("An error occurred while loading static plugin ", pluginName, ": ", e.what()));
}
}
@@ -229,22 +208,17 @@ auto fair::mq::PluginManager::LoadPluginStatic(const string& pluginName) -> void
auto fair::mq::PluginManager::InstantiatePlugin(const string& pluginName) -> void
{
if (fPlugins.find(pluginName) == fPlugins.end())
{
if (fPlugins.find(pluginName) == fPlugins.end()) {
fPlugins[pluginName] = fPluginFactories[pluginName](*fPluginServices);
}
}
auto fair::mq::PluginManager::InstantiatePlugins() -> void
{
for(const auto& pluginName : fPluginOrder)
{
try
{
for(const auto& pluginName : fPluginOrder) {
try {
InstantiatePlugin(pluginName);
}
catch (std::exception& e)
{
} catch (std::exception& e) {
throw PluginInstantiationError(ToString("An error occurred while instantiating plugin ", pluginName, ": ", e.what()));
}
}