2e10cbe42d
- NodeName: semantic role-within-cluster identifier (node-a/node-b on sites, central-a/central-b on central). Bound from ScadaLink:Node:NodeName. - INodeIdentityProvider exposes the trimmed name (null if unconfigured) so downstream audit writers can stamp the new SourceNode column.
23 lines
874 B
C#
23 lines
874 B
C#
namespace ScadaLink.Commons.Interfaces.Services;
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/// <summary>
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/// Surfaces the local node's semantic role-within-cluster name so downstream
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/// audit writers can stamp it on the SourceNode column.
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/// </summary>
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/// <remarks>
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/// Conventional values follow the pattern <c>node-a</c>/<c>node-b</c> on site
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/// nodes and <c>central-a</c>/<c>central-b</c> on central nodes. The value is
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/// a free-form operator-supplied label — there is no enforced format. When the
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/// configuration value is missing, empty, or whitespace, implementations
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/// return <c>null</c> so audit writers can persist NULL rather than an empty
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/// string.
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/// </remarks>
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public interface INodeIdentityProvider
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{
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/// <summary>
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/// The configured semantic node name, trimmed of surrounding whitespace.
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/// <c>null</c> when unconfigured.
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/// </summary>
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string? NodeName { get; }
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}
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