Github user mike-tutkowski commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1579#discussion_r101596817
--- Diff: server/src/com/cloud/configuration/ConfigurationManagerImpl.java
---
@@ -2909,51 +2911,21 @@ public Vlan doInTransaction(final TransactionStatus
status) {
String vlanGateway = null;
String vlanNetmask = null;
boolean sameSubnet = false;
- if (vlans != null && vlans.size() > 0) {
+ if (CollectionUtils.isNotEmpty(vlans)) {
for (final VlanVO vlan : vlans) {
- if (ipv4) {
- vlanGateway = vlan.getVlanGateway();
- vlanNetmask = vlan.getVlanNetmask();
- // check if subset or super set or neither.
- final NetUtils.SupersetOrSubset val =
checkIfSubsetOrSuperset(newVlanGateway, newVlanNetmask, vlan, startIP, endIP);
- if (val == NetUtils.SupersetOrSubset.isSuperset) {
- // this means that new cidr is a superset of the
- // existing subnet.
- throw new InvalidParameterValueException("The
subnet you are trying to add is a superset of the existing subnet having
gateway" + vlan.getVlanGateway()
- + " and netmask " +
vlan.getVlanNetmask());
- } else if (val ==
NetUtils.SupersetOrSubset.neitherSubetNorSuperset) {
- // this implies the user is trying to add a new
subnet
- // which is not a superset or subset of this
subnet.
- // checking with the other subnets.
- continue;
- } else if (val == NetUtils.SupersetOrSubset.isSubset) {
- // this means he is trying to add to the same
subnet.
- throw new InvalidParameterValueException("The
subnet you are trying to add is a subset of the existing subnet having gateway"
+ vlan.getVlanGateway()
- + " and netmask " +
vlan.getVlanNetmask());
- } else if (val ==
NetUtils.SupersetOrSubset.sameSubnet) {
- sameSubnet = true;
- //check if the gateway provided by the user is
same as that of the subnet.
- if (newVlanGateway != null &&
!newVlanGateway.equals(vlanGateway)) {
- throw new InvalidParameterValueException("The
gateway of the subnet should be unique. The subnet alreaddy has a gateway " +
vlanGateway);
- }
- break;
- }
- }
- if (ipv6) {
- if (ip6Gateway != null &&
!ip6Gateway.equals(network.getIp6Gateway())) {
- throw new InvalidParameterValueException("The
input gateway " + ip6Gateway + " is not same as network gateway " +
network.getIp6Gateway());
- }
- if (ip6Cidr != null &&
!ip6Cidr.equals(network.getIp6Cidr())) {
- throw new InvalidParameterValueException("The
input cidr " + ip6Cidr + " is not same as network ciddr " +
network.getIp6Cidr());
- }
- ip6Gateway = network.getIp6Gateway();
- ip6Cidr = network.getIp6Cidr();
- _networkModel.checkIp6Parameters(startIPv6, endIPv6,
ip6Gateway, ip6Cidr);
- sameSubnet = true;
- }
+ vlanGateway = vlan.getVlanGateway();
+ vlanNetmask = vlan.getVlanNetmask();
+ sameSubnet = hasSameSubnet(ipv4, vlanGateway, vlanNetmask,
newVlanGateway, newVlanNetmask, startIP, endIP,
+ ipv6, ip6Gateway, ip6Cidr, startIPv6, endIPv6,
network);
+ if (sameSubnet) break;
}
+ } else {
+ vlanGateway = network.getGateway();
+ vlanNetmask = NetUtils.getCidrNetmask(network.getCidr());
--- End diff --
I believe this is the root of the following blocker for 4.10:
https://issues.apache.org/jira/browse/CLOUDSTACK-9790
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