Joseph Doherty
39 lines
1.8 KiB
C#
39 lines
1.8 KiB
C#
using ZB.MOM.WW.Configuration;
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namespace ZB.MOM.WW.ScadaBridge.AuditLog.Site;
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/// <summary>
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/// Validates <see cref="SqliteAuditWriterOptions"/> at host startup
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/// (arch-review 08 round 2 NF4). The channel/batch/flush knobs feed the
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/// background writer task; a zero anywhere stalls it (nothing drains, nothing
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/// flushes), and an empty <c>DatabasePath</c> leaves the SQLite writer with no
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/// backing store. <see cref="SqliteAuditWriterOptions.BacklogPollIntervalSeconds"/>
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/// is intentionally NOT validated — a non-positive value has a documented
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/// fall-back-to-30s contract in <c>SiteAuditBacklogReporter</c>.
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/// </summary>
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public sealed class SqliteAuditWriterOptionsValidator : OptionsValidatorBase<SqliteAuditWriterOptions>
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{
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/// <inheritdoc />
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protected override void Validate(ValidationBuilder builder, SqliteAuditWriterOptions options)
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{
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builder.RequireThat(!string.IsNullOrWhiteSpace(options.DatabasePath),
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$"AuditLog:SiteWriter:{nameof(SqliteAuditWriterOptions.DatabasePath)} must be a non-empty path.");
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builder.RequireThat(options.ChannelCapacity > 0,
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$"AuditLog:SiteWriter:{nameof(SqliteAuditWriterOptions.ChannelCapacity)} " +
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$"({options.ChannelCapacity}) must be > 0.");
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builder.RequireThat(options.BatchSize > 0,
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$"AuditLog:SiteWriter:{nameof(SqliteAuditWriterOptions.BatchSize)} " +
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$"({options.BatchSize}) must be > 0.");
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builder.RequireThat(options.FlushIntervalMs > 0,
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$"AuditLog:SiteWriter:{nameof(SqliteAuditWriterOptions.FlushIntervalMs)} " +
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$"({options.FlushIntervalMs}) must be > 0.");
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// BacklogPollIntervalSeconds is deliberately unchecked: a non-positive
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// value falls back to the reporter's 30s default (see the option's
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// remarks + register row 21 resolution).
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}
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}
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