TLSSettings: &common.TLSSettings{
			// Echo has these test certs baked into the docker image
			RootCert:   file.MustAsString(path.Join(env.IstioSrc, "tests/testdata/certs/dns/root-cert.pem")),
			ClientCert: file.MustAsString(path.Join(env.IstioSrc, "tests/testdata/certs/dns/cert-chain.pem")),
			Key:        file.MustAsString(path.Join(env.IstioSrc, "tests/testdata/certs/dns/key.pem")),
			// Override hostname to match the SAN in the cert we are using

func AsStringOrFail(t test.Failer, filename string) string {
	t.Helper()
	return string(AsBytesOrFail(t, filename))
}

// MustAsString calls MustAsBytes and then converts to string.
func MustAsString(filename string) string {
	return string(MustAsBytes(filename))
}

// NormalizePath expands the homedir (~) and returns an error if the file doesn't exist.