Joseph Doherty
7580e37807
Re-review at 7286d320. -008 (Low): ParseValue maps FormatException/OverflowException to a
clean CommandException (was raw stack trace) + tests. -009: FlushLogging() in all 5 commands'
finally blocks (parity with AbCip.Cli).
66 lines
2.7 KiB
C#
66 lines
2.7 KiB
C#
using CliFx.Attributes;
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using CliFx.Infrastructure;
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using ZB.MOM.WW.OtOpcUa.Driver.Cli.Common;
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namespace ZB.MOM.WW.OtOpcUa.Driver.TwinCAT.Cli.Commands;
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/// <summary>
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/// Probes a TwinCAT runtime: opens an ADS session, reads one symbol, prints driver health.
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/// Use this first after configuring a new AMS route — it'll surface "no route" /
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/// "port unreachable" / "AMS router down" errors up-front before you bring the OtOpcUa
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/// server near the endpoint.
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/// </summary>
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[Command("probe", Description = "Verify the TwinCAT runtime is reachable and a sample symbol reads.")]
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public sealed class ProbeCommand : TwinCATTagCommandBase
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{
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/// <summary>Gets the symbol path to probe in the TwinCAT runtime.</summary>
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[CommandOption("symbol", 's', Description =
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"Symbol path to probe. System-global examples: " +
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"'TwinCAT_SystemInfoVarList._AppInfo.OnlineChangeCnt', 'MAIN.bRunning'. " +
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"User-project: a GVL or program variable.",
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IsRequired = true)]
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public string SymbolPath { get; init; } = default!;
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/// <summary>Gets the data type to use for reading the symbol.</summary>
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[CommandOption("type", 't', Description =
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"Bool / SInt / USInt / Int / UInt / DInt / UDInt / LInt / ULInt / Real / LReal / " +
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"String / WString / Time / Date / DateTime / TimeOfDay (default DInt).")]
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public TwinCATDataType DataType { get; init; } = TwinCATDataType.DInt;
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/// <inheritdoc />
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public override async ValueTask ExecuteAsync(IConsole console)
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{
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Validate();
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ConfigureLogging();
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var ct = console.RegisterCancellationHandler();
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var probeTag = new TwinCATTagDefinition(
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Name: "__probe",
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DeviceHostAddress: Gateway,
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SymbolPath: SymbolPath,
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DataType: DataType,
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Writable: false);
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var options = BuildOptions([probeTag]);
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await using var driver = new TwinCATDriver(options, DriverInstanceId);
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try
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{
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await driver.InitializeAsync("{}", ct);
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var snapshot = await driver.ReadAsync(["__probe"], ct);
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var health = driver.GetHealth();
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await console.Output.WriteLineAsync($"AMS: {AmsNetId}:{AmsPort}");
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await console.Output.WriteLineAsync($"Health: {health.State}");
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if (health.LastError is { } err)
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await console.Output.WriteLineAsync($"Last error: {err}");
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await console.Output.WriteLineAsync();
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await console.Output.WriteLineAsync(SnapshotFormatter.Format(SymbolPath, snapshot[0]));
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}
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finally
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{
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await driver.ShutdownAsync(CancellationToken.None);
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FlushLogging();
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}
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}
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}
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