Method CountLooseRefs

pkg/cache/redis/reference.go:113–135

CountLooseRefs counts the number of references stored in Redis.

()

// CountLooseRefs counts the number of references stored in Redis.
func (s *ReferenceStorage) CountLooseRefs() (int, error) {
	var count int
	var cursor uint64
	var err error

	// Use the SCAN command to iterate through all keys that match the pattern "ref:*".
	// We're only interested in counting keys, so we don't need to retrieve their values.
	for {
		var keys []string
		keys, cursor, err = s.client.Scan(ctx, cursor, withNamespace(s.namespacePrefix, referencePrefix, "*"), 0).Result()
		if err != nil {
			return 0, err // Return the error if the SCAN command fails.
		}

		count += len(keys) // Increment the count by the number of keys returned in this batch.

		if cursor == 0 {
			break // If the cursor returned by SCAN is 0, we've iterated through all keys.
		}
	}

	return count, nil
}

// RemoveReference implements storage.Storer.
func (s *ReferenceStorage) RemoveReference(ref plumbing.ReferenceName) error {