ClusterUpgradeFunctionalLevel function (clusapi.h)
Initiates a rolling upgrade of the operating system on a cluster. PCLUSAPI_CLUSTER_UPGRADE defines a pointer to this function.
Syntax
DWORD ClusterUpgradeFunctionalLevel(
[in] HCLUSTER hCluster,
[in] BOOL perform,
[in, optional] PCLUSTER_UPGRADE_PROGRESS_CALLBACK pfnProgressCallback,
[in, optional] PVOID pvCallbackArg
);
Parameters
[in] hCluster
A handle to the cluster to upgrade.
[in] perform
True to initiate the rolling upgrade; otherwise false.
[in, optional] pfnProgressCallback
A pointer to the ClusterUpgradeProgressCallback callback function that retrieves the status of the rolling upgrade.
[in, optional] pvCallbackArg
A pointer to the arguments for pfnProgressCallback.
Return value
If the operation succeeds, the function returns ERROR_SUCCESS. If the operation fails, the function returns a system error code.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | None supported |
| Minimum supported server | Windows Server 2016 |
| Target Platform | Windows |
| Header | clusapi.h |
| Library | ClusAPI.lib |
| DLL | ClusAPI.dll |