Github user jburwell commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1623#discussion_r73604377
--- Diff: server/src/com/cloud/network/IpAddressManagerImpl.java ---
@@ -1698,6 +1698,22 @@ public String acquireGuestIpAddress(Network network,
String requestedIp) {
Random _rand = new Random(System.currentTimeMillis());
+ /**
+ * Get the list of public IPs that need to be applied for a static NAT
enable/disable operation.
+ * Manipulating only these ips prevents concurrency issues when
disabling static nat at the same time.
+ * @param staticNats
+ * @return The list of IPs that need to be applied for the static NAT
to work.
+ */
+ public List<IPAddressVO> getStaticNatSourceIps(List<? extends
StaticNat> staticNats) {
+ List<IPAddressVO> userIps = new ArrayList<>();
+
+ for (StaticNat snat : staticNats) {
+
userIps.add(_ipAddressDao.findById(snat.getSourceIpAddressId()));
+ }
--- End diff --
Executing queries in a ``for`` loop in unnecessarily expensive. Could you
please refactor this ``for`` loop into a new method on ``IPAddressDao`` that
retrieves a list of IP addresses for a list of IPs?
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