Joseph Doherty
cb0d17dabd
IOpcUaBrowseService/OpcUaBrowseService -> IBrowseService/BrowseService, OpcUaBrowserDialog -> NodeBrowserDialog, and neutralize 'Browse OPC UA' UI strings to 'Browse'. Updates DI, InstanceConfigure, TestBindingsDialog, TreeRow, BindingTester, and tests. 574 CentralUI tests green.
82 lines
3.4 KiB
C#
82 lines
3.4 KiB
C#
using Microsoft.AspNetCore.Components.Authorization;
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using ZB.MOM.WW.ScadaBridge.Commons.Messages.Management;
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using ZB.MOM.WW.ScadaBridge.Communication;
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using ZB.MOM.WW.ScadaBridge.Security;
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namespace ZB.MOM.WW.ScadaBridge.CentralUI.Services;
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/// <summary>
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/// Default <see cref="IBindingTester"/> implementation — a thin facade over
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/// <see cref="CommunicationService.ReadTagValuesAsync"/> that enforces the
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/// CentralUI-side <c>Design</c>-role trust boundary and translates transport
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/// exceptions into a typed <see cref="ReadTagValuesFailure"/> result. Mirrors
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/// <see cref="BrowseService"/>.
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/// </summary>
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public sealed class BindingTester : IBindingTester
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{
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private readonly CommunicationService _communication;
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private readonly AuthenticationStateProvider _auth;
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/// <summary>
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/// Initializes a new instance of the <see cref="BindingTester"/>.
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/// </summary>
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/// <param name="communication">Central-side cluster communication service.</param>
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/// <param name="auth">Authentication state provider used for the Design-role guard.</param>
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public BindingTester(CommunicationService communication, AuthenticationStateProvider auth)
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{
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_communication = communication ?? throw new ArgumentNullException(nameof(communication));
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_auth = auth ?? throw new ArgumentNullException(nameof(auth));
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}
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/// <inheritdoc/>
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public async Task<ReadTagValuesResult> ReadAsync(
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string siteId,
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string connectionName,
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IReadOnlyList<string> tagPaths,
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CancellationToken ct = default)
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{
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// CentralUI-side role guard — sites don't enforce envelope-level
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// roles, so the Design check must happen here before any cross-cluster
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// traffic. Use HasClaim against JwtTokenService.RoleClaimType (not
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// IsInRole, per c1e16cf).
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var state = await _auth.GetAuthenticationStateAsync();
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if (!state.User.HasClaim(JwtTokenService.RoleClaimType, "Design"))
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{
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return new ReadTagValuesResult(
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Array.Empty<TagReadOutcome>(),
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new ReadTagValuesFailure(ReadTagValuesFailureKind.ServerError, "Not authorized."));
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}
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try
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{
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return await _communication.ReadTagValuesAsync(
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siteId,
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new ReadTagValuesCommand(connectionName, tagPaths),
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ct);
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}
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catch (TimeoutException ex)
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{
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// Akka Ask timed out — the site (or its OPC UA session) didn't
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// answer within CommunicationOptions.QueryTimeout. Surface as a
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// typed Timeout failure so the dialog can render an inline banner.
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return new ReadTagValuesResult(
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Array.Empty<TagReadOutcome>(),
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new ReadTagValuesFailure(ReadTagValuesFailureKind.Timeout, ex.Message));
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}
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catch (OperationCanceledException)
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{
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// Caller-initiated cancel — propagate so Blazor can drop the
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// response cleanly. Distinct from Timeout.
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throw;
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}
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catch (Exception ex)
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{
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// Any other transport / serialization failure: keep the dialog
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// alive with a typed banner.
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return new ReadTagValuesResult(
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Array.Empty<TagReadOutcome>(),
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new ReadTagValuesFailure(ReadTagValuesFailureKind.ServerError, ex.Message));
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}
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}
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}
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