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Serialize per-key operations

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This commit is contained in:
Namhyeon, Go 2025-10-28 14:12:31 +09:00
parent c7890aaadb
commit 7795946f9f
1 changed files with 11 additions and 3 deletions
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14
WelsonJS.Toolkit/WelsonJS.Launcher/ConnectionManagerBase.cs
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@ -24,6 +24,8 @@ namespace WelsonJS.Launcher
= new ConcurrentDictionary<string, (TConnection, TParameters)>();
private readonly ConcurrentDictionary<string, SemaphoreSlim> _openLocks
= new ConcurrentDictionary<string, SemaphoreSlim>();
private readonly ConcurrentDictionary<string, SemaphoreSlim> _opLocks
= new ConcurrentDictionary<string, SemaphoreSlim>();
/// <summary>
/// Creates a unique cache key for the given connection parameters.
@ -155,14 +157,16 @@ namespace WelsonJS.Launcher
if (maxAttempts < 1) throw new ArgumentOutOfRangeException(nameof(maxAttempts));
Exception lastError = null;
var key = CreateKey(parameters);
var opLock = _opLocks.GetOrAdd(key, _ => new SemaphoreSlim(1, 1));
for (int attempt = 0; attempt < maxAttempts; attempt++)
{
token.ThrowIfCancellationRequested();
var connection = await GetOrCreateAsync(parameters, token).ConfigureAwait(false);
await opLock.WaitAsync(token).ConfigureAwait(false);
try
{
token.ThrowIfCancellationRequested();
var connection = await GetOrCreateAsync(parameters, token).ConfigureAwait(false);
return await operation(connection, token).ConfigureAwait(false);
}
catch (OperationCanceledException)
@ -178,6 +182,10 @@ namespace WelsonJS.Launcher
throw;
}
}
finally
{
opLock.Release();
}
}
throw lastError ?? new InvalidOperationException("Unreachable state in ExecuteWithRetryAsync");