import org.onap.so.logger.MessageEnum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-
import javax.crypto.Cipher;
import javax.crypto.spec.GCMParameterSpec;
import javax.crypto.spec.SecretKeySpec;
private static final String AES_GCM_NO_PADDING = "AES/GCM/NoPadding";
/**
- * encrypt a value and generate a keyfile
- * if the keyfile is not found then a new one is created
+ * encrypt a value and generate a keyfile if the keyfile is not found then a new one is created
*
* @throws GeneralSecurityException
*/
- public static String encrypt (String value, String keyString) throws GeneralSecurityException {
- SecretKeySpec sks = getSecretKeySpec (keyString);
+ public static String encrypt(String value, String keyString) throws GeneralSecurityException {
+ SecretKeySpec sks = getSecretKeySpec(keyString);
Cipher cipher = Cipher.getInstance(AES_GCM_NO_PADDING);
byte[] initVector = new byte[GCM_IV_LENGTH];
(new SecureRandom()).nextBytes(initVector);
*
* @throws GeneralSecurityException
*/
- public static String decrypt (String message, String keyString) throws GeneralSecurityException {
- SecretKeySpec sks = getSecretKeySpec (keyString);
+ public static String decrypt(String message, String keyString) throws GeneralSecurityException {
+ SecretKeySpec sks = getSecretKeySpec(keyString);
byte[] cipherText = hexStringToByteArray(message);
Cipher cipher = Cipher.getInstance(AES_GCM_NO_PADDING);
byte[] initVector = Arrays.copyOfRange(cipherText, 0, GCM_IV_LENGTH);
byte[] plaintext = cipher.doFinal(cipherText, GCM_IV_LENGTH, cipherText.length - GCM_IV_LENGTH);
return new String(plaintext);
}
-
+
public static String encryptCloudConfigPassword(String message) {
- try {
- return CryptoUtils.encrypt(message, CLOUD_KEY);
- } catch (GeneralSecurityException e) {
- logger.error("{} {} {}", MessageEnum.RA_GENERAL_EXCEPTION.toString(),
- ErrorCode.BusinessProcesssError.getValue(), "Exception in encryptPassword ", e);
- return null;
- }
+ try {
+ return CryptoUtils.encrypt(message, CLOUD_KEY);
+ } catch (GeneralSecurityException e) {
+ logger.error("{} {} {}", MessageEnum.RA_GENERAL_EXCEPTION.toString(),
+ ErrorCode.BusinessProcesssError.getValue(), "Exception in encryptPassword ", e);
+ return null;
+ }
}
+
public static String decryptCloudConfigPassword(String message) {
- try {
- return CryptoUtils.decrypt(message, CLOUD_KEY);
- } catch (GeneralSecurityException e) {
- logger.error("{} {} {}", MessageEnum.RA_GENERAL_EXCEPTION.toString(),
- ErrorCode.BusinessProcesssError.getValue(), "Exception in encryptPassword ", e);
- return null;
- }
+ try {
+ return CryptoUtils.decrypt(message, CLOUD_KEY);
+ } catch (GeneralSecurityException e) {
+ logger.error("{} {} {}", MessageEnum.RA_GENERAL_EXCEPTION.toString(),
+ ErrorCode.BusinessProcesssError.getValue(), "Exception in encryptPassword ", e);
+ return null;
+ }
}
- private static SecretKeySpec getSecretKeySpec (String keyString) {
- byte[] key = hexStringToByteArray (keyString);
- return new SecretKeySpec (key, AES);
+
+ private static SecretKeySpec getSecretKeySpec(String keyString) {
+ byte[] key = hexStringToByteArray(keyString);
+ return new SecretKeySpec(key, AES);
}
- public static String byteArrayToHexString (byte[] b) {
+ public static String byteArrayToHexString(byte[] b) {
StringBuilder sb = new StringBuilder(b.length * 2);
for (byte aB : b) {
int v = aB & 0xff;
}
sb.append(Integer.toHexString(v));
}
- return sb.toString ().toUpperCase ();
+ return sb.toString().toUpperCase();
}
- private static byte[] hexStringToByteArray (String s) {
- byte[] b = new byte[s.length () / 2];
+ private static byte[] hexStringToByteArray(String s) {
+ byte[] b = new byte[s.length() / 2];
for (int i = 0; i < b.length; i++) {
int index = i * 2;
- int v = Integer.parseInt (s.substring (index, index + 2), 16);
+ int v = Integer.parseInt(s.substring(index, index + 2), 16);
b[i] = (byte) v;
}
return b;