GabrielBrascher commented on a change in pull request #2595: CLOUDSTACK-10199:
Support requesting a specific IPv4 address
URL: https://github.com/apache/cloudstack/pull/2595#discussion_r194734988
##########
File path:
engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java
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@@ -869,6 +871,76 @@ public void saveExtraDhcpOptions(final String
networkUuid, final Long nicId, fin
return new Pair<NicProfile, Integer>(vmNic, Integer.valueOf(deviceId));
}
+ /**
+ * If the requested IPv4 address from the NicProfile was configured then
it configures the IPv4 address, Netmask and Gateway to deploy the VM with the
requested IP.
+ */
+ protected void configureNicProfileBasedOnRequestedIp(NicProfile
requestedNicProfile, NicProfile nicProfile, Network network) {
+ if (requestedNicProfile == null) {
+ return;
+ }
+ String requestedIpv4Address = requestedNicProfile.getRequestedIPv4();
+ if (requestedIpv4Address == null) {
+ return;
+ }
+ if (!NetUtils.isValidIp4(requestedIpv4Address)) {
+ throw new InvalidParameterValueException(String.format("The
requested [IPv4 address='%s'] is not a valid IP address",
requestedIpv4Address));
+ }
+
+ VlanVO vlanVo = _vlanDao.findByNetworkIdAndIpv4(network.getId(),
requestedIpv4Address);
+ if (vlanVo == null) {
+ throw new InvalidParameterValueException(String.format("Trying to
configure a Nic with the requested [IPv4='%s'] but cannot find a Vlan for the
[network id='%s']",
+ requestedIpv4Address, network.getId()));
+ }
+
+ String ipv4Gateway = vlanVo.getVlanGateway();
+ String ipv4Netmask = vlanVo.getVlanNetmask();
+
+ if (!NetUtils.isValidIp4(ipv4Gateway)) {
+ throw new InvalidParameterValueException(String.format("The
[IPv4Gateway='%s'] from [VlanId='%s'] is not valid", ipv4Gateway,
vlanVo.getId()));
+ }
+ if (!NetUtils.isValidIp4Netmask(ipv4Netmask)) {
+ throw new InvalidParameterValueException(String.format("The
[IPv4Netmask='%s'] from [VlanId='%s'] is not valid", ipv4Netmask,
vlanVo.getId()));
+ }
+
+ acquireLockAndCheckIfIpv4IsFree(network, requestedIpv4Address);
+
+ nicProfile.setIPv4Address(requestedIpv4Address);
+ nicProfile.setIPv4Gateway(ipv4Gateway);
+ nicProfile.setIPv4Netmask(ipv4Netmask);
+
+ if (nicProfile.getMacAddress() == null) {
+ try {
+ String macAddress =
_networkModel.getNextAvailableMacAddressInNetwork(network.getId());
+ nicProfile.setMacAddress(macAddress);
+ } catch (InsufficientAddressCapacityException e) {
+ throw new CloudRuntimeException(String.format("Cannot get next
available mac address in [network id='%s']", network.getId()), e);
+ }
+ }
+ }
+
+ /**
+ * Acquires lock of in table "user_ip_address" and checks if the
requested IPv4 address is Free.
+ */
+ protected void acquireLockAndCheckIfIpv4IsFree(Network network, String
requestedIpv4Address) {
Review comment:
Thanks, @fmaximus. I will check on that.
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