Github user d2r commented on a diff in the pull request:
https://github.com/apache/storm/pull/838#discussion_r45655066
--- Diff: storm-core/src/jvm/backtype/storm/security/auth/AuthUtils.java ---
@@ -276,4 +312,39 @@ public static String get(Configuration configuration,
String section, String key
}
return null;
}
+
+ private static final String USERNAME = "username";
+ private static final String PASSWORD = "password";
+
+ public static String makeDigestPayload(Configuration login_config,
String config_section) {
+ String username = null;
+ String password = null;
+ try {
+ Map<String, ?> results = AuthUtils.PullConfig(login_config,
config_section);
+ username = (String)results.get(USERNAME);
+ password = (String)results.get(PASSWORD);
+ }
+ catch (Exception e) {
+ LOG.error("Failed to pull username/password out of jaas conf",
e);
+ }
+
+ if(username == null || password == null) {
+ return null;
+ }
+
+ try {
+ MessageDigest digest = MessageDigest.getInstance("SHA-512");
+ byte[] output = digest.digest((username + ":" +
password).getBytes());
+
+ StringBuilder builder = new StringBuilder();
+ for(byte b : output) {
+ builder.append(String.format("%02x", b));
--- End diff --
Check indent under `for`
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