alopresto commented on a change in pull request #3844: NIFI-1474 Added
validation for p in scrypt
URL: https://github.com/apache/nifi/pull/3844#discussion_r339188444
##########
File path:
nifi-commons/nifi-security-utils/src/main/java/org/apache/nifi/security/util/crypto/ScryptCipherProvider.java
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@@ -78,6 +79,17 @@ public ScryptCipherProvider(int n, int r, int p) {
if (p < DEFAULT_P) {
logger.warn("The provided parallelization factor {} is below the
recommended minimum {}", p, DEFAULT_P);
}
+
+ if (!isPValid(r, p)) {
+ logger.warn("Based on the provided block size {}, the provided
parallelization factor {} is out of bounds", r, p);
+ throw new IllegalArgumentException("Invalid p value exceeds p
boundary");
+ }
+ }
+
+ public static boolean isPValid(int r, int p) {
Review comment:
Please add a Javadoc comment for this public method.
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