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Merge pull request 'Phase 2 PR 7 — wire IHistoryProvider.ReadProcessedAsync end-to-end' (#6) from phase-2-pr7-history-processed into v2

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This commit was merged in pull request #6.
This commit is contained in:
dohertj2
2026-04-18 06:59:02 -04:00
parent 067ad78e06 3717405aa6
commit e250356e2a
11 changed files with 340 additions and 2 deletions
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9
src/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host/Backend/DbBackedGalaxyBackend.cs
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@@ -127,6 +127,15 @@ public sealed class DbBackedGalaxyBackend(GalaxyRepository repository) : IGalaxy
Tags = System.Array.Empty<HistoryTagValues>(),
});
public Task<HistoryReadProcessedResponse> HistoryReadProcessedAsync(
HistoryReadProcessedRequest req, CancellationToken ct)
=> Task.FromResult(new HistoryReadProcessedResponse
{
Success = false,
Error = "MXAccess + Historian code lift pending (Phase 2 Task B.1)",
Values = System.Array.Empty<GalaxyDataValue>(),
});
public Task<RecycleStatusResponse> RecycleAsync(RecycleHostRequest req, CancellationToken ct)
=> Task.FromResult(new RecycleStatusResponse { Accepted = true, GraceSeconds = 15 });

1
src/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host/Backend/IGalaxyBackend.cs
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@@ -38,6 +38,7 @@ public interface IGalaxyBackend
Task AcknowledgeAlarmAsync(AlarmAckRequest req, CancellationToken ct);
Task<HistoryReadResponse> HistoryReadAsync(HistoryReadRequest req, CancellationToken ct);
Task<HistoryReadProcessedResponse> HistoryReadProcessedAsync(HistoryReadProcessedRequest req, CancellationToken ct);
Task<RecycleStatusResponse> RecycleAsync(RecycleHostRequest req, CancellationToken ct);
}

57
src/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host/Backend/MxAccessGalaxyBackend.cs
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@@ -264,6 +264,48 @@ public sealed class MxAccessGalaxyBackend : IGalaxyBackend, IDisposable
}
}
public async Task<HistoryReadProcessedResponse> HistoryReadProcessedAsync(
HistoryReadProcessedRequest req, CancellationToken ct)
{
if (_historian is null)
return new HistoryReadProcessedResponse
{
Success = false,
Error = "Historian disabled — no OTOPCUA_HISTORIAN_ENABLED configuration",
Values = Array.Empty<GalaxyDataValue>(),
};
if (req.IntervalMs <= 0)
return new HistoryReadProcessedResponse
{
Success = false,
Error = "HistoryReadProcessed requires IntervalMs > 0",
Values = Array.Empty<GalaxyDataValue>(),
};
var start = DateTimeOffset.FromUnixTimeMilliseconds(req.StartUtcUnixMs).UtcDateTime;
var end = DateTimeOffset.FromUnixTimeMilliseconds(req.EndUtcUnixMs).UtcDateTime;
try
{
var samples = await _historian.ReadAggregateAsync(
req.TagReference, start, end, req.IntervalMs, req.AggregateColumn, ct).ConfigureAwait(false);
var wire = samples.Select(s => ToWire(req.TagReference, s)).ToArray();
return new HistoryReadProcessedResponse { Success = true, Values = wire };
}
catch (OperationCanceledException) { throw; }
catch (Exception ex)
{
return new HistoryReadProcessedResponse
{
Success = false,
Error = $"Historian aggregate read failed: {ex.Message}",
Values = Array.Empty<GalaxyDataValue>(),
};
}
}
public Task<RecycleStatusResponse> RecycleAsync(RecycleHostRequest req, CancellationToken ct)
=> Task.FromResult(new RecycleStatusResponse { Accepted = true, GraceSeconds = 15 });
@@ -305,6 +347,21 @@ public sealed class MxAccessGalaxyBackend : IGalaxyBackend, IDisposable
return 0x80000000u; // Bad
}
/// <summary>
/// Maps a <see cref="HistorianAggregateSample"/> (one aggregate bucket) to the IPC wire
/// shape. A null <see cref="HistorianAggregateSample.Value"/> means the aggregate was
/// unavailable for the bucket — the Proxy translates that to OPC UA <c>BadNoData</c>.
/// </summary>
private static GalaxyDataValue ToWire(string reference, HistorianAggregateSample sample) => new()
{
TagReference = reference,
ValueBytes = sample.Value is null ? null : MessagePackSerializer.Serialize(sample.Value.Value),
ValueMessagePackType = 0,
StatusCode = sample.Value is null ? 0x800E0000u /* BadNoData */ : 0x00000000u,
SourceTimestampUtcUnixMs = new DateTimeOffset(sample.TimestampUtc, TimeSpan.Zero).ToUnixTimeMilliseconds(),
ServerTimestampUtcUnixMs = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds(),
};
private static GalaxyAttributeInfo MapAttribute(GalaxyAttributeRow row) => new()
{
AttributeName = row.AttributeName,

9
src/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host/Backend/StubGalaxyBackend.cs
View File

@@ -85,6 +85,15 @@ public sealed class StubGalaxyBackend : IGalaxyBackend
Tags = System.Array.Empty<HistoryTagValues>(),
});
public Task<HistoryReadProcessedResponse> HistoryReadProcessedAsync(
HistoryReadProcessedRequest req, CancellationToken ct)
=> Task.FromResult(new HistoryReadProcessedResponse
{
Success = false,
Error = "stub: MXAccess code lift pending (Phase 2 Task B.1)",
Values = System.Array.Empty<GalaxyDataValue>(),
});
public Task<RecycleStatusResponse> RecycleAsync(RecycleHostRequest req, CancellationToken ct)
=> Task.FromResult(new RecycleStatusResponse
{

7
src/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host/Ipc/GalaxyFrameHandler.cs
View File

@@ -80,6 +80,13 @@ public sealed class GalaxyFrameHandler(IGalaxyBackend backend, ILogger logger) :
await writer.WriteAsync(MessageKind.HistoryReadResponse, resp, ct);
return;
}
case MessageKind.HistoryReadProcessedRequest:
{
var resp = await backend.HistoryReadProcessedAsync(
Deserialize<HistoryReadProcessedRequest>(body), ct);
await writer.WriteAsync(MessageKind.HistoryReadProcessedResponse, resp, ct);
return;
}
case MessageKind.RecycleHostRequest:
{
var resp = await backend.RecycleAsync(Deserialize<RecycleHostRequest>(body), ct);