server: fix conserve_mode of DefaultIsolatedNetworkOfferingForVpcNetworks

engine/schema/src/main/resources/META-INF/db/schema-42010to42100.sql

@@ -754,3 +754,6 @@ SET `cs`.`domain_id` = (
     FROM `cloud`.`account` `acc`
     WHERE `acc`.`id` = `cs`.`account_id`
 );
+
+-- Re-apply VPC: update default network offering for vpc tier to conserve_mode=1 (#8309)
+UPDATE `cloud`.`network_offerings` SET conserve_mode = 1 WHERE name = 'DefaultIsolatedNetworkOfferingForVpcNetworks';

server/src/main/java/com/cloud/server/ConfigurationServerImpl.java

@@ -1119,7 +1119,7 @@ public void doInTransactionWithoutResult(TransactionStatus status) {
                 NetworkOfferingVO defaultNetworkOfferingForVpcNetworks =
                         new NetworkOfferingVO(NetworkOffering.DefaultIsolatedNetworkOfferingForVpcNetworks,
                                 "Offering for Isolated Vpc networks with Source Nat service enabled", TrafficType.Guest, false, false, null, null, true, Availability.Optional,
-                                null, Network.GuestType.Isolated, false, false, false, false, true, true);
+                                null, Network.GuestType.Isolated, true, false, false, false, true, true);
 
                 defaultNetworkOfferingForVpcNetworks.setState(NetworkOffering.State.Enabled);
                 defaultNetworkOfferingForVpcNetworks.setSupportsVmAutoScaling(true);

test/integration/smoke/test_network_acl.py

@@ -125,6 +125,32 @@ def test_network_acl(self):
         self.assertTrue(vm.state == 'Running', "VM is not running")
         self.debug("VM %s deployed in VPC %s" %(vm.id, vpc.id))
 
+        # 6) Acquire a Public IP, and add Load Balancing Rule
+        public_ip = PublicIPAddress.create(
+            self.apiclient,
+            zoneid=self.zone.id,
+            accountid=self.account.name,
+            domainid=self.domain.id,
+            vpcid=vpc.id
+        )
+        LoadBalancerRule.create(
+            self.apiclient,
+            self.services["lbrule"],
+            ipaddressid=public_ip.ipaddress.id,
+            accountid=self.account.name,
+            vpcid=vpc.id,
+            networkid=ntwk.id,
+            domainid=self.account.domainid)
+
+        # 7) Add Port Forwarding Rule with same Public IP to test conserve mode
+        NATRule.create(
+            self.apiclient,
+            vm,
+            self.services["natrule"],
+            ipaddressid=public_ip.ipaddress.id,
+            vpcid=vpc.id,
+            networkid=ntwk.id)
+
     @classmethod
     def tearDownClass(cls):
         try: