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https://issues.apache.org/jira/browse/CLOUDSTACK-10199?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16502998#comment-16502998
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ASF GitHub Bot commented on CLOUDSTACK-10199:
---------------------------------------------
fmaximus 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_r193334887
##########
File path:
engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java
##########
@@ -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:
Will this check work for requested IP addresses in case of Advanced
networking?
I believe if the network is of type Guest, then you won't be able to find an
IPAddressVO.
So the method should only be called if the network is public or shared.
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> Support requesting a specific IPv4 address in Basic Networking during
> Instance creation
> ---------------------------------------------------------------------------------------
>
> Key: CLOUDSTACK-10199
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-10199
> Project: CloudStack
> Issue Type: Improvement
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: API
> Environment: CloudStack 4.10
> Reporter: Wido den Hollander
> Priority: Major
> Labels: basic-networking
>
> DirectPodBasedNetworkGuru does not support requesting a custom IP-Address
> while creating a new NIC/Instance.
> {quote}
> Error 530: Does not support custom ip allocation at this time:
> NicProfile[0-0-null-null-null
> {
> "cserrorcode": 4250,
> "errorcode": 530,
> "errortext": "Does not support custom ip allocation at this time:
> NicProfile[0-0-null-null-null",
> "uuidList": []
> }
> {quote}
> Some use-cases prefer the ability to request the IPv4 address which the
> Instance will get.
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