moresandeep commented on a change in pull request #274: KNOX-2212 - Token
permissiveness
URL: https://github.com/apache/knox/pull/274#discussion_r385781280
##########
File path:
gateway-server/src/main/java/org/apache/knox/gateway/services/token/impl/DefaultTokenStateService.java
##########
@@ -310,4 +325,30 @@ protected boolean needsEviction(final String token)
throws UnknownTokenException
return tokenExpirations.keySet().stream().collect(Collectors.toList());
}
+ /**
+ * A function that returns the JWT token expiration. This is only called when
+ * gateway.knox.token.permissive.failure.enabled property is set to true.
+ *
+ * @param token token to be verified and saved
+ */
+ protected long getJWTTokenExpiration(final String token) {
+ if (!isValidIdentifier(token)) {
+ throw new IllegalArgumentException("Token data cannot be null.");
+ }
+ JWT jwt;
+ try {
+ jwt = new JWTToken(token);
+ } catch (final ParseException e) {
+ log.errorParsingToken(e.toString());
+ throw new IllegalArgumentException(e);
Review comment:
There could be some case where 0 might be a legal value. On the same lines I
can just make return type
[OptionalInt](https://docs.oracle.com/javase/8/docs/api/java/util/OptionalInt.html).
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