dlmarion commented on code in PR #2990:
URL: https://github.com/apache/accumulo/pull/2990#discussion_r984900793
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server/manager/src/main/java/org/apache/accumulo/manager/Manager.java:
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@@ -225,6 +226,35 @@ public boolean stillManager() {
return getManagerState() != ManagerState.STOP;
}
+ Fate<Manager> fate() {
+ Fate<Manager> fate = fateReady.get();
+ if (fate != null) {
+ // it's ready, just return it
+ return fate;
+ }
+
+ // it's not ready yet
+ long retryTime = 500; // millis
+
+ // create informative warning
+ String msgPrefix = "Unexpected use of fate in thread " +
Thread.currentThread().getName()
+ + " at time " + System.currentTimeMillis();
+ log.warn("{} blocked until fate starts", msgPrefix,
+ new IllegalStateException("Attempted fate action before fate was
started; "
+ + "if this doesn't make progress, please report it as a bug to the
developers"));
Review Comment:
I would suggest making the wait time large so that you don't have to put it
into a loop. If the wait time has expired and the await() method returns false,
then you could shut down the manager (if the wait time is like 10 mins or
something ridiculous)
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