func TLSCertHash(config fab.EndpointConfig) ([]byte, error)
TLSCertHash is a utility method to calculate the SHA256 hash of the configured certificate (for usage in channel headers)
func TLSConfig(cert *x509.Certificate, serverName string, config fab.EndpointConfig) (*tls.Config, error)
TLSConfig returns the appropriate config for TLS including the root CAs, certs for mutual TLS, and server host override. Works with certs loaded either from a path or embedded pem.