From 94b389054278e64ef05808eb1799cdd4a47e6372 Mon Sep 17 00:00:00 2001
From: Edison Su <edison@cloud.com>
Date: Fri, 3 Jun 2011 13:19:48 -0400
Subject: [PATCH] fix the race condition for download template

---
 .../src/com/cloud/storage/download/DownloadMonitorImpl.java   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/src/com/cloud/storage/download/DownloadMonitorImpl.java b/server/src/com/cloud/storage/download/DownloadMonitorImpl.java
index a492396ff1b..37d1c91a404 100755
--- a/server/src/com/cloud/storage/download/DownloadMonitorImpl.java
+++ b/server/src/com/cloud/storage/download/DownloadMonitorImpl.java
@@ -659,6 +659,10 @@ public class DownloadMonitorImpl implements  DownloadMonitor {
 		if (toBeDownloaded.size() > 0) {
 			/*Only download templates whose hypervirsor type is in the zone*/
 			List<HypervisorType> availHypers = _clusterDao.getAvailableHypervisorInZone(ssHost.getDataCenterId());
+			if (availHypers.isEmpty()) {
+			    /*This is for cloudzone, local secondary storage resource started before cluster created*/
+			    availHypers.add(HypervisorType.KVM);
+			}
 			/* Baremetal need not to download any template */
 			availHypers.remove(HypervisorType.BareMetal);
 			availHypers.add(HypervisorType.None); //bug 9809: resume ISO download.