grafana/k6 · error

invalid key type

Error message

invalid key type

What it means

Error "invalid key type" thrown in grafana/k6.

Source

Thrown at internal/js/modules/k6/webcrypto/key.go:103

// IsKeyPair .
func (ck *CryptoKey) IsKeyPair() bool {
	return false
}

// ResolveCryptoKeyPair returns an error since the underlying type is not a CryptoKeyPair.
func (ck *CryptoKey) ResolveCryptoKeyPair() (*CryptoKeyPair, error) {
	return nil, errors.New("not a Crypto Key Pair")
}

// ResolveCryptoKey returns the underlying CryptoKey.
func (ck *CryptoKey) ResolveCryptoKey() (*CryptoKey, error) {
	return ck, nil
}

// Validate checks if the key is valid.
func (ck *CryptoKey) Validate() error {
	if ck.Type != PrivateCryptoKeyType && ck.Type != PublicCryptoKeyType && ck.Type != SecretCryptoKeyType {
		return errors.New("invalid key type")
	}

	return nil
}

var _ CryptoKeyGenerationResult = &CryptoKey{}

// ContainsUsage returns true if the key contains the specified usage.
func (ck *CryptoKey) ContainsUsage(usage CryptoKeyUsage) bool {
	return slices.Contains(ck.Usages, usage)
}

// CryptoKeyType represents the type of a key.
//
// Note that it is defined as an alias of string, instead of a dedicated type,
// to ensure it is handled as a string by sobek.
type CryptoKeyType = string

View on GitHub (pinned to 93accf6570)

When it happens

Trigger: Thrown at internal/js/modules/k6/webcrypto/key.go:103 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of grafana/k6@93accf6570 (2026-08-15). Data as JSON: /api/errors/2f548da846e1f366. Report an issue: GitHub.