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Fix NPE during VM IP fetch for shared networks #11389

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Fix NPE during VM IP fetch for shared networks #11389

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11 changes: 7 additions & 4 deletions server/src/main/java/com/cloud/vm/UserVmManagerImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -672,7 +672,7 @@ public void setKubernetesServiceHelpers(final List<KubernetesServiceHelper> kube
"Wait Interval (in seconds) for shared network vm dhcp ip addr fetch for next iteration ", true);

private static final ConfigKey<Integer> VmIpFetchTrialMax = new ConfigKey<Integer>("Advanced", Integer.class, "externaldhcp.vmip.max.retry", "10",
"The max number of retrieval times for shared entwork vm dhcp ip fetch, in case of failures", true);
"The max number of retrieval times for shared network vm dhcp ip fetch, in case of failures", true);
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Copilot AI Aug 4, 2025

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Good fix for the typo correction from 'entwork' to 'network'.

Copilot uses AI. Check for mistakes.


private static final ConfigKey<Integer> VmIpFetchThreadPoolMax = new ConfigKey<Integer>("Advanced", Integer.class, "externaldhcp.vmipFetch.threadPool.max", "10",
"number of threads for fetching vms ip address", true);
Expand Down Expand Up @@ -2706,7 +2706,7 @@ protected void runInContext() {

if (vmIdAndCount.getRetrievalCount() <= 0) {
vmIdCountMap.remove(nicId);
logger.debug("Vm " + vmId +" nic "+nicId + " count is zero .. removing vm nic from map ");
logger.debug("Vm {} nic {} count is zero .. removing vm nic from map ", vmId, nicId);

ActionEventUtils.onActionEvent(User.UID_SYSTEM, Account.ACCOUNT_ID_SYSTEM,
Domain.ROOT_DOMAIN, EventTypes.EVENT_NETWORK_EXTERNAL_DHCP_VM_IPFETCH,
Expand All @@ -2715,12 +2715,15 @@ protected void runInContext() {
continue;
}


UserVm userVm = _vmDao.findById(vmId);
VMInstanceVO vmInstance = _vmInstanceDao.findById(vmId);
NicVO nicVo = _nicDao.findById(nicId);
NetworkVO network = _networkDao.findById(nicVo.getNetworkId());
if (ObjectUtils.anyNull(userVm, vmInstance, nicVo)) {
logger.warn("Couldn't fetch ip addr, Vm {} or nic {} doesn't exists", vmId, nicId);
continue;
}

NetworkVO network = _networkDao.findById(nicVo.getNetworkId());
VirtualMachineProfile vmProfile = new VirtualMachineProfileImpl(userVm);
VirtualMachine vm = vmProfile.getVirtualMachine();
boolean isWindows = _guestOSCategoryDao.findById(_guestOSDao.findById(vm.getGuestOSId()).getCategoryId()).getName().equalsIgnoreCase("Windows");
Expand Down
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