Mirror/FairMQ
1
0
Fork 0
mirror of https://github.com/FairRootGroup/FairMQ.git synced 2025-10-15 09:31:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

SDK: Adapt to new DDS plugin external mode

Browse Source
This commit is contained in:
Dennis Klein
2019-07-26 12:49:03 +02:00
committed by Dennis Klein
parent 6c07920fc6
commit 98aeb16dc7
5 changed files with 73 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
fairmq/plugins/DDS/DDS.cxx
View File

@@ -80,6 +80,7 @@ auto DDS::HandleControl() -> void
SubscribeForCustomCommands();
SubscribeForConnectingChannels();
fDDS.Start();
// subscribe to device state changes, pushing new state changes into the event queue
SubscribeToDeviceStateChange([&](DeviceState newState) {

5
fairmq/plugins/DDS/DDS.h
View File

@@ -64,7 +64,10 @@ struct DDSSubscription
});
assert(!dds_session_id.empty());
fService.start(dds_session_id);
}
auto Start() -> void {
fService.start(dds::env_prop<dds::dds_session_id>());
}
~DDSSubscription() {

31
fairmq/sdk/Topology.cxx
View File

@@ -54,7 +54,7 @@ const std::unordered_map<DeviceTransition, DeviceState, tools::HashEnum<DeviceTr
{ Transition::CompleteInit, DeviceState::Initialized },
{ Transition::Bind, DeviceState::Bound },
{ Transition::Connect, DeviceState::DeviceReady },
{ Transition::InitTask, DeviceState::InitializingTask },
{ Transition::InitTask, DeviceState::Ready },
{ Transition::Run, DeviceState::Running },
{ Transition::Stop, DeviceState::Ready },
{ Transition::ResetTask, DeviceState::DeviceReady },
@@ -76,7 +76,7 @@ Topology::Topology(DDSTopology topo, DDSSession session)
fState.emplace(d, DeviceStatus{ false, DeviceState::Ok });
}
fDDSSession.SubscribeToCommands([this](const std::string& msg, const std::string& /* condition */, uint64_t senderId) {
LOG(debug) << "Received from " << senderId << ": " << msg;
// LOG(debug) << "Received from " << senderId << ": " << msg;
std::vector<std::string> parts;
boost::algorithm::split(parts, msg, boost::algorithm::is_any_of(":,"));
@@ -87,6 +87,7 @@ Topology::Topology(DDSTopology topo, DDSSession session)
if (parts[0] == "state-change") {
AddNewStateEntry(std::stoull(parts[2]), parts[3]);
} else if (parts[0] == "state-changes-subscription") {
LOG(debug) << "Received from " << senderId << ": " << msg;
if (parts[2] != "OK") {
LOG(error) << "state-changes-subscription failed with return code: " << parts[2];
}
@@ -99,6 +100,7 @@ Topology::Topology(DDSTopology topo, DDSSession session)
}
});
fDDSSession.StartDDSService();
LOG(debug) << "subscribe-to-state-changes";
fDDSSession.SendCommand("subscribe-to-state-changes");
fExecutionThread = std::thread(&Topology::WaitForState, this);
@@ -156,10 +158,16 @@ void Topology::WaitForState()
auto condition = [&] {
// LOG(info) << "checking condition";
// LOG(info) << "fShutdown: " << fShutdown;
// LOG(info) << "condition: " << std::all_of(fState.cbegin(), fState.cend(), [&](TopologyState::value_type i) { return i.second.state == fTargetState; });
return fShutdown || std::all_of(fState.cbegin(), fState.cend(), [&](TopologyState::value_type i) {
return i.second.state == fTargetState;
});
// LOG(info) << "condition: " << std::all_of(fState.cbegin(), fState.cend(),
// [&](TopologyState::value_type i) { return i.second.state == fTargetState; });
return fShutdown
|| std::all_of(
fState.cbegin(), fState.cend(), [&](TopologyState::value_type i) {
// TODO Check, if we can make sure that EXITING state change event are not missed
return (fTargetState == DeviceState::Exiting)
|| ((i.second.state == fTargetState)
&& i.second.initialized);
});
};
std::unique_lock<std::mutex> lock(fMtx);
@@ -170,7 +178,8 @@ void Topology::WaitForState()
fStateChangeOngoing = false;
TopologyState state = fState;
lock.unlock();
fChangeStateCallback({{AsyncOpResultCode::Timeout, "timeout"}, std::move(state)});
fChangeStateCallback(
{{AsyncOpResultCode::Timeout, "timeout"}, std::move(state)});
break;
}
} else {
@@ -182,13 +191,17 @@ void Topology::WaitForState()
LOG(debug) << "Aborting because a shutdown was requested";
TopologyState state = fState;
lock.unlock();
fChangeStateCallback({{AsyncOpResultCode::Aborted, "Aborted because a shutdown was requested"}, std::move(state)});
fChangeStateCallback(
{{AsyncOpResultCode::Aborted, "Aborted because a shutdown was requested"},
std::move(state)});
break;
}
} catch (std::exception& e) {
fStateChangeOngoing = false;
LOG(error) << "Error while processing state request: " << e.what();
fChangeStateCallback({{AsyncOpResultCode::Error, tools::ToString("Exception thrown: ", e.what())}, fState});
fChangeStateCallback(
{{AsyncOpResultCode::Error, tools::ToString("Exception thrown: ", e.what())},
fState});
}
fChangeStateCallback({{AsyncOpResultCode::Ok, "success"}, fState});

1
fairmq/sdk/Topology.h
View File

@@ -139,6 +139,7 @@ class Topology
DDSSession fDDSSession;
DDSTopology fDDSTopo;
TopologyState fState;
std::unordered_map<uint64_t, DeviceStatus> fStateChangesSubscriptions;
bool fStateChangeOngoing;
DeviceState fTargetState;
mutable std::mutex fMtx;