cesnimda
40 lines
1.7 KiB
C#
40 lines
1.7 KiB
C#
using System.Reflection;
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namespace JobTrackerApi.Services;
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// Build metadata (version, commit, stamp) comes from configuration, populated by
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// docker-compose as App__Version / App__CommitSha / App__BuildStamp.
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//
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// This lives here because two callers need the same answer: the admin system page and
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// the anonymous /health endpoint. /health used to read the APP_VERSION *environment
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// variable* directly, which compose never sets under that name — it passes App__Version,
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// binding to the App:Version configuration key. So /health always reported "unknown".
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// See docs/infrastructure/deployment.md for the health/version verification contract.
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public static class BuildMetadata
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{
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// Ignore unresolved shell/compose placeholders that would otherwise leak into the
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// admin UI or a health response, e.g. $(git rev-parse --short HEAD) or ${APP_COMMIT_SHA}.
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public static string? Normalize(string? value)
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{
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var trimmed = (value ?? string.Empty).Trim();
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if (string.IsNullOrWhiteSpace(trimmed)) return null;
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if ((trimmed.StartsWith("$(") && trimmed.EndsWith(")")) || (trimmed.StartsWith("${") && trimmed.EndsWith("}")))
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{
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return null;
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}
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return trimmed;
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}
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// Configured version, else the assembly version, else "unknown". The assembly fallback
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// is what makes local development useful: nothing sets App:Version there.
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public static string ResolveVersion(IConfiguration cfg)
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{
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var version = Normalize(cfg["App:Version"]);
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if (!string.IsNullOrWhiteSpace(version)) return version;
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return Assembly.GetExecutingAssembly().GetName().Version?.ToString() ?? "unknown";
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}
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}
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