Function savePrivateKeyToFile

utils/ssh_test.go:65–72

savePrivateKeyToFile saves an RSA private key to a file in PEM format

(t *testing.T, privateKey *rsa.PrivateKey, path string)

// savePrivateKeyToFile saves an RSA private key to a file in PEM format
func savePrivateKeyToFile(t *testing.T, privateKey *rsa.PrivateKey, path string) {
	der := x509.MarshalPKCS1PrivateKey(privateKey)
	pemBlock := &pem.Block{Type: "RSA PRIVATE KEY", Bytes: der}
	keyData := pem.EncodeToMemory(pemBlock)

	err := os.WriteFile(path, keyData, 0600)
	require.NoError(t, err)
}

// setupSSHTestServer creates and starts an SSH test server that accepts connections
// using the provided client public key. Returns the server instance and a cleanup function.