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GUACAMOLE-362: Deal gracefully with situations where password cannot be decrypted.

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Nick Couchman
2017-08-27 20:55:27 -04:00
committed by Nick Couchman
parent 36489ff403
commit ed4c025a2e
2 changed files with 15 additions and 4 deletions
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16
extensions/guacamole-auth-cas/src/main/java/org/apache/guacamole/auth/cas/AuthenticationProviderService.java
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@@ -173,10 +173,15 @@ public class AuthenticationProviderService {
final Cipher cipher = confService.getClearpassCipher();
// Decrypt and return a new string.
final byte[] pass64 = DatatypeConverter.parseBase64Binary(encryptedPassword);
final byte[] cipherData = cipher.doFinal(pass64);
return new String(cipherData);
if (cipher != null) {
// Decode and decrypt, and return a new string.
final byte[] pass64 = DatatypeConverter.parseBase64Binary(encryptedPassword);
final byte[] cipherData = cipher.doFinal(pass64);
return new String(cipherData);
}
}
catch (Throwable t) {
logger.error("Failed to decrypt the data, password token will not be available.");
@@ -184,6 +189,9 @@ public class AuthenticationProviderService {
return null;
}
logger.warn("Encrypted password provided by CAS, but no Private Key was available to decrypt it.");
return null;
}
}