kubernetes/staging/src/k8s.io/client-go/tools/auth/exec/exec.go

const execInfoEnv …

var scheme …

var codecs …

func init() { … }

// LoadExecCredentialFromEnv is a helper-wrapper around LoadExecCredential that loads from the
// well-known KUBERNETES_EXEC_INFO environment variable.
//
// When the KUBERNETES_EXEC_INFO environment variable is not set or is empty, then this function
// will immediately return an error.
func LoadExecCredentialFromEnv() (runtime.Object, *rest.Config, error) { … }

// LoadExecCredential loads the configuration needed for an exec plugin to communicate with a
// cluster.
//
// LoadExecCredential expects the provided data to be a serialized client.authentication.k8s.io
// ExecCredential object (of any version). If the provided data is invalid (i.e., it cannot be
// unmarshalled into any known client.authentication.k8s.io ExecCredential version), an error will
// be returned. A successfully unmarshalled ExecCredential will be returned as the first return
// value.
//
// If the provided data is successfully unmarshalled, but it does not contain cluster information
// (i.e., ExecCredential.Spec.Cluster == nil), then an error will be returned.
//
// Note that the returned rest.Config will use anonymous authentication, since the exec plugin has
// not returned credentials for this cluster yet.
func LoadExecCredential(data []byte) (runtime.Object, *rest.Config, error) { … }