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git.stella-ops.org/docs2/observability-logging.md
master bc4318ef97 Add tests for SBOM generation determinism across multiple formats
- Created `StellaOps.TestKit.Tests` project for unit tests related to determinism.
- Implemented `DeterminismManifestTests` to validate deterministic output for canonical bytes and strings, file read/write operations, and error handling for invalid schema versions.
- Added `SbomDeterminismTests` to ensure identical inputs produce consistent SBOMs across SPDX 3.0.1 and CycloneDX 1.6/1.7 formats, including parallel execution tests.
- Updated project references in `StellaOps.Integration.Determinism` to include the new determinism testing library.
2025-12-23 18:56:12 +02:00

1.3 KiB

Logging standards

Goals

  • Deterministic, structured logs for all services.
  • Safe for tenant isolation and offline review.

Required fields

  • timestamp (UTC ISO-8601)
  • tenant, workload, env, region, version
  • level (debug, info, warn, error, fatal)
  • category and operation
  • trace_id, span_id, correlation_id when present
  • message (concise, no secrets)
  • status (ok, error, fault, throttle)
  • error.code, error.message (redacted), retryable when status is not ok

Optional fields

  • resource, http.method, http.status_code, duration_ms
  • host, pid, thread

Offline kit import fields

  • tenant_id, bundle_type, bundle_digest, bundle_path
  • manifest_version, manifest_created_at
  • force_activate, force_activate_reason
  • result, reason_code, reason_message
  • quarantine_id, quarantine_path

Redaction rules

  • Never log auth headers, tokens, passwords, private keys, or full bodies.
  • Redact to "[redacted]" and add redaction.reason.
  • Hash low-cardinality identifiers and mark hashed=true.

Determinism and offline posture

  • NDJSON with LF endings; UTC timestamps only.
  • No external enrichment; rely on bundled metadata.

Sampling and rate limits

  • Info logs rate-limited per component; warn and error never sampled.
  • Audit logs are never sampled and include actor, action, target, result.