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SDK: optimize TryChangeStateCompletion

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This commit is contained in:
Alexey Rybalchenko 2019-09-16 12:58:20 +02:00 committed by Dennis Klein
parent 924320a0ac
commit 44bfbe02ed
1 changed files with 21 additions and 6 deletions
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27
fairmq/sdk/Topology.h
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@ -319,6 +319,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
AsioBase<Executor, Allocator>::GetAllocator(),
std::move(handler));
fChangeStateTarget = expectedState.at(transition);
ResetTransitionedCount(fChangeStateTarget);
fDDSSession.SendCommand(GetTransitionName(transition));
if (timeout > std::chrono::milliseconds(0)) {
fChangeStateOpTimer.expires_after(timeout);
@ -394,6 +395,10 @@ class BasicTopology : public AsioBase<Executor, Allocator>
auto StateEqualsTo(DeviceState state) const -> bool { return sdk::StateEqualsTo(GetCurrentState(), state); }
private:
using TransitionedCount = unsigned int;
// using TransitionCounts = std::map<DeviceState, TransitionedCount>;
DDSSession fDDSSession;
DDSTopology fDDSTopo;
TopologyStateByTask fState;
@ -403,6 +408,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
ChangeStateOp fChangeStateOp;
asio::steady_timer fChangeStateOpTimer;
DeviceState fChangeStateTarget;
TransitionedCount fTransitionedCount;
static auto makeTopologyState(const DDSTopo& topo) -> TopologyStateByTask
{
@ -422,6 +428,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
DeviceStatus& task = fState.at(taskId);
task.initialized = true;
task.state = fair::mq::GetState(endState);
if (task.state == fChangeStateTarget) {
++fTransitionedCount;
}
LOG(debug) << "Updated state entry: taskId=" << taskId << ",state=" << state;
TryChangeStateCompletion();
} catch (const std::exception& e) {
@ -432,17 +441,23 @@ class BasicTopology : public AsioBase<Executor, Allocator>
/// call only under locked fMtx!
auto TryChangeStateCompletion() -> void
{
bool targetStateReached(
std::all_of(fState.cbegin(), fState.cend(), [&](TopologyStateByTask::value_type i) {
return (i.second.state == fChangeStateTarget) && i.second.initialized;
}));
if (!fChangeStateOp.IsCompleted() && targetStateReached) {
if (!fChangeStateOp.IsCompleted() && fTransitionedCount == fState.size()) {
fChangeStateOpTimer.cancel();
fChangeStateOp.Complete(MakeTopologyStateFromMap());
}
}
/// call only under locked fMtx!
auto ResetTransitionedCount(DeviceState targetState) -> void
{
fTransitionedCount = 0;
for (const auto& s : fState) {
if (s.second.state == targetState) {
++fTransitionedCount;
}
}
}
/// call only under locked fMtx!
auto GetCurrentStateUnsafe() const -> TopologyState
{