Wickedness/MBN_STOCK_WEBVIEW
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fix: serialize database activity during playout

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Wickedness
2026-07-11 03:43:59 +09:00
parent 8dae7b8e0d
commit f76dbc7272
13 changed files with 327 additions and 46 deletions
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18
MainWindow.Playout.cs
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@@ -170,9 +170,14 @@ public sealed partial class MainWindow
return;
}
var databaseActivityEntered = false;
try
{
Interlocked.Exchange(ref _playoutCommandInFlight, 1);
CancelActiveMarketDataRequest();
CancelActiveDatabaseHealthCheck();
await _databaseActivityGate.WaitAsync(_lifetimeCancellation.Token);
databaseActivityEntered = true;
if (IsBrowserCorrelationQuarantined())
{
PostPlayoutCommandError(
@@ -308,6 +313,10 @@ public sealed partial class MainWindow
finally
{
Interlocked.Exchange(ref _playoutCommandInFlight, 0);
if (databaseActivityEntered)
{
_databaseActivityGate.Release();
}
_playoutCommandGate.Release();
// A browser-side timeout may have discarded the correlated result while the
// native operation was still completing. Always publish the authoritative
@@ -760,6 +769,7 @@ public sealed partial class MainWindow
{
await Task.Delay(nextDelay, token);
await _playoutCommandGate.WaitAsync(token);
var databaseActivityEntered = false;
try
{
if (!ReferenceEquals(_legacyRefreshCancellation, cancellation) ||
@@ -769,6 +779,10 @@ public sealed partial class MainWindow
}
Interlocked.Exchange(ref _playoutCommandInFlight, 1);
CancelActiveMarketDataRequest();
CancelActiveDatabaseHealthCheck();
await _databaseActivityGate.WaitAsync(token);
databaseActivityEntered = true;
var result = await workflow.RefreshOnAirAsync(token);
// A failed, timed-out, or unknown update never repeats. The operator
// must reconcile native/PGM state before starting another command.
@@ -819,6 +833,10 @@ public sealed partial class MainWindow
finally
{
Interlocked.Exchange(ref _playoutCommandInFlight, 0);
if (databaseActivityEntered)
{
_databaseActivityGate.Release();
}
_playoutCommandGate.Release();
QueuePlayoutStatus();
}