Joseph Doherty
34 lines
2.0 KiB
C#
34 lines
2.0 KiB
C#
using ZB.MOM.WW.Configuration;
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using ZB.MOM.WW.OtOpcUa.OpcUaServer;
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namespace ZB.MOM.WW.OtOpcUa.Host.Configuration;
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/// <summary>
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/// Fail-fast startup validator for <see cref="OpcUaApplicationHostOptions"/>, built on the
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/// shared <c>ZB.MOM.WW.Configuration</c> <see cref="OptionsValidatorBase{TOptions}"/>. The C#
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/// defaults are all valid, so a host with no explicit <c>"OpcUa"</c> section passes untouched;
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/// the validator exists to reject explicit prod/env overrides before the OPC UA SDK boots.
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/// Identity/transport essentials (<c>ApplicationName</c>, <c>ApplicationUri</c>,
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/// <c>PublicHostname</c>, <c>PkiStoreRoot</c>, <c>OpcUaPort</c>) must be present/valid and at
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/// least one security profile must be enabled. Optional fields — <c>ApplicationConfigPath</c>,
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/// <c>PeerApplicationUris</c>, <c>AutoAcceptUntrustedClientCertificates</c>, and
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/// <c>ProductUri</c> — are intentionally not validated. Failure messages carry the real
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/// <c>"OpcUa:"</c> section prefix matching the bound configuration section.
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/// </summary>
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public sealed class OpcUaApplicationHostOptionsValidator : OptionsValidatorBase<OpcUaApplicationHostOptions>
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{
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/// <inheritdoc />
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protected override void Validate(ValidationBuilder builder, OpcUaApplicationHostOptions o)
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{
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builder.Required(o.ApplicationName, "OpcUa:ApplicationName");
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builder.Required(o.ApplicationUri, "OpcUa:ApplicationUri");
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builder.Required(o.PublicHostname, "OpcUa:PublicHostname");
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builder.Required(o.PkiStoreRoot, "OpcUa:PkiStoreRoot");
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builder.Port(o.OpcUaPort, "OpcUa:OpcUaPort");
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// EnabledSecurityProfiles is declared as IList<T> — that interface does not derive from
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// IReadOnlyCollection<T>, so it can't bind to MinCount's IReadOnlyCollection<T> parameter
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// directly. ToList() bridges to the shared primitive while preserving the count (and message).
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builder.MinCount(o.EnabledSecurityProfiles?.ToList(), 1, "OpcUa:EnabledSecurityProfiles");
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}
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}
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