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feat(examples): Add new example with custom controller plugin (statically compiled in)

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This commit is contained in:
Dennis Klein
2022-08-23 20:10:20 +02:00
committed by Alexey Rybalchenko
parent 4587af2eb4
commit faa309556f
5 changed files with 186 additions and 1 deletions
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examples/custom-controller/MyController.h Normal file
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/********************************************************************************
* Copyright (C) 2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
* *
* This software is distributed under the terms of the *
* GNU Lesser General Public Licence (LGPL) version 3, *
* copied verbatim in the file "LICENSE" *
********************************************************************************/
#ifndef FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN
#define FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN
#include <fairmq/Plugin.h>
#include <utility> // for std::forward
namespace example {
struct MyController : fair::mq::Plugin // NOLINT
{
template<typename... Args>
MyController(Args&&... args)
: Plugin(std::forward<Args>(args)...)
{
TakeDeviceControl();
SubscribeToDeviceStateChange([this](auto state) {
auto shutdown = GetProperty<bool>("please-shut-me-down", false);
try {
switch (state) {
case DeviceState::Idle: {
ChangeDeviceState(shutdown ? DeviceStateTransition::End
: DeviceStateTransition::InitDevice);
break;
}
case DeviceState::InitializingDevice: {
ChangeDeviceState(DeviceStateTransition::CompleteInit);
break;
}
case DeviceState::Initialized: {
ChangeDeviceState(DeviceStateTransition::Bind);
break;
}
case DeviceState::Bound: {
ChangeDeviceState(DeviceStateTransition::Connect);
break;
}
case DeviceState::DeviceReady: {
ChangeDeviceState(shutdown ? DeviceStateTransition::ResetDevice
: DeviceStateTransition::InitTask);
break;
}
case DeviceState::Ready: {
ChangeDeviceState(shutdown ? DeviceStateTransition::ResetTask
: DeviceStateTransition::Run);
break;
}
case DeviceState::Running: {
ChangeDeviceState(DeviceStateTransition::Stop);
break;
}
case DeviceState::Exiting: {
ReleaseDeviceControl();
break;
}
default:
break;
}
} catch (fair::mq::PluginServices::DeviceControlError const&) {
// this means we do not have device control
}
});
}
~MyController() override { ReleaseDeviceControl(); }
};
// auto MyControllerProgramOptions() -> fair::mq::Plugin::ProgOptions
// {
// auto plugin_options = boost::program_options::options_description{"MyController Plugin"};
// plugin_options.add_options()
// ("custom-dummy-option", boost::program_options::value<std::string>(), "Cool custom option.")
// ("custom-dummy-option2", boost::program_options::value<std::string>(), "Another one.");
// return plugin_options;
// }
} // namespace example
REGISTER_FAIRMQ_PLUGIN(example::MyController, // Class name
mycontroller, // Plugin name (string, lower case chars only)
(fair::mq::Plugin::Version{0, 42, 0}), // Version
"Mr. Dummy <dummy@test.net>", // Maintainer
"https://git.test.net/mycontroller.git", // Homepage
// example::MyControllerProgramOptions // Free
// function which declares custom
// program options for the plugin
fair::mq::Plugin::NoProgramOptions)
#endif /* FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN */