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[Mocha] Fix PostgreSQL outbox persistence connection lifetime #10478

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Merged
PascalSenn merged 3 commits into from
Oct 4, 2026
Merged

[Mocha] Fix PostgreSQL outbox persistence connection lifetime #10478

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3977e40
Fix PostgreSQL outbox persistence connection lifetime
tobias-tengler Oct 4, 2026
3caf522
Simplify PostgreSQL outbox regression assertions
tobias-tengler Oct 4, 2026
6b3031f
Simplify PostgreSQL outbox connection lifetime test setup
tobias-tengler Oct 4, 2026
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36 changes: 20 additions & 16 deletions src/Mocha/src/Mocha.EntityFrameworkCore.Postgres/Outbox/PostgresMessageOutbox.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -78,28 +78,32 @@ public async ValueTask PersistAsync(MessageEnvelope envelope, CancellationToken

var connection = (NpgsqlConnection)_originalDbContext.Database.GetDbConnection();

if (connection.State != System.Data.ConnectionState.Open)
try
{
await connection.OpenAsync(cancellationToken);
}
await _originalDbContext.Database.OpenConnectionAsync(cancellationToken);

await using var writer = new Utf8JsonWriter(_arrayWriter);
writer.WriteEnvelope(envelope);
writer.Flush(); // we know it's not async
await using var writer = new Utf8JsonWriter(_arrayWriter);
writer.WriteEnvelope(envelope);
writer.Flush(); // we know it's not async

// Execute the INSERT command
await using var command = connection.CreateCommand();
command.CommandText = _insertSql;
command.Parameters.AddWithValue("@id", NewVersion());
command.Parameters.Add(
new NpgsqlParameter("@envelope", NpgsqlDbType.Json) { Value = _arrayWriter.WrittenMemory });
await command.PrepareAsync(cancellationToken);
// Execute the INSERT command
await using var command = connection.CreateCommand();
command.CommandText = _insertSql;
command.Parameters.AddWithValue("@id", NewVersion());
command.Parameters.Add(
new NpgsqlParameter("@envelope", NpgsqlDbType.Json) { Value = _arrayWriter.WrittenMemory });
await command.PrepareAsync(cancellationToken);

await command.ExecuteNonQueryAsync(cancellationToken);
await command.ExecuteNonQueryAsync(cancellationToken);

if (_originalDbContext.Database.CurrentTransaction?.GetDbTransaction() is not NpgsqlTransaction)
if (_originalDbContext.Database.CurrentTransaction?.GetDbTransaction() is not NpgsqlTransaction)
{
_signal.Set();
}
}
finally
{
_signal.Set();
await _originalDbContext.Database.CloseConnectionAsync();
}
}
finally
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