protected String decryptResult(SecretKey sessionKey, String result) throws DecryptionException {
byte[] resultData = Base64.decodeBase64(result);
assertThat(result, not(containsString("The answer to life the universe and everything")));
byte[] decryptedResultData = CipherUtils.decrypt(resultData, sessionKey);
result = new String(decryptedResultData);
return result;
}
protected String encryptMessage(String secureRequest, SecretKey sessionKey)
throws EncryptionException, InterruptedException, IOException {
PublicKey publicKey = getPublicKeyFromConfigFile();
String encodedMessage =
Base64.encodeBase64String(CipherUtils.encrypt(secureRequest.getBytes(), sessionKey));
String encodedKey =
Base64.encodeBase64String(CipherUtils.encrypt(sessionKey.getEncoded(), publicKey));
String encryptedMessage =
""
+ "{"
+ " \"encryptedContent\":\""
+ encodedMessage
+ "\","
+ " \"encryptedKey\":\""
+ encodedKey
+ "\""
+ "}";
return encryptedMessage;
}
protected PublicKey getPublicKeyFromConfigFile() throws InterruptedException, IOException {
// FIXME do this properly when OPENENGSB-1597 is resolved
File file = new File(System.getProperty("karaf.home"), "/etc/keys/public.key.data");
while (!file.exists()) {
LOGGER.warn("waiting for public key to be generated in " + file);
Thread.sleep(1000);
}
byte[] keyData;
keyData = FileUtils.readFileToByteArray(file);
PublicKey publicKey =
CipherUtils.deserializePublicKey(keyData, CipherUtils.DEFAULT_ASYMMETRIC_ALGORITHM);
return publicKey;
}
protected SecretKey generateSessionKey() {
SecretKey sessionKey =
CipherUtils.generateKey(
CipherUtils.DEFAULT_SYMMETRIC_ALGORITHM, CipherUtils.DEFAULT_SYMMETRIC_KEYSIZE);
return sessionKey;
}