GetLogger returns the logger from the current context, if present.

LoggerExists checks audit logger existence.

MakeAuditLogger returns new audit logger which inherits fields from the system logger.

WithLogger creates a new context with provided logger.

AuditLogger implements special audit log.

BlobStore wraps a distribution.BlobStore to track operation result and write it in the audit log.

ManifestService wraps a distribution.ManifestService to track operation result and write it in the audit log.

TagService wraps a distribution.TagService to track operation result and write it in the audit log.