mike-tutkowski commented on a change in pull request #2761: Add managed storage
pool constraints to MigrateWithVolume API method
URL: https://github.com/apache/cloudstack/pull/2761#discussion_r205232448
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File path:
engine/orchestration/src/main/java/com/cloud/vm/VirtualMachineManagerImpl.java
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@@ -2332,15 +2339,44 @@ protected void migrate(final VMInstanceVO vm, final
long srcHostId, final Deploy
return volumeToPoolObjectMap;
}
+ /**
+ * If we the volume is placed in a managed storage we execute the
following checks:
+ * <ul>
+ * <li> If the volume is not placed in a managed storage, then we do
not need to proceed with these checks
+ * <li> Cross cluster migration with cluster-wide storage pool.
Volumes in managed storage cannot be migrated out of their current pool.
Therefore, an exception is thrown.
+ * </ul>
+ */
+ protected void executeManagedStorageChecks(Host targetHost, StoragePoolVO
currentPool, VolumeVO volume) {
+ if (!currentPool.isManaged()) {
+ return;
+ }
+ if (currentPool.getClusterId() == targetHost.getClusterId()) {
+ return;
+ }
+ if (ScopeType.ZONE.equals(currentPool.getScope())) {
+ return;
+ }
+ throw new CloudRuntimeException(String.format("Currently, a volume on
managed storage can only be 'migrated' to itself [volumeId=%s, storageId=%s,
targetHostId=%s].", volume.getUuid(),
+ currentPool.getUuid(), targetHost.getUuid()));
+ }
+
+ /**
+ * Return true if the VM migration is a cross cluster migration. To
execute that, we check if the volume current storage pool cluster is different
from the target host cluster.
+ */
+ protected boolean isStorageCrossClusterMigration(Host targetHost,
StoragePoolVO currentPool) {
+ return ScopeType.CLUSTER.equals(currentPool.getScope()) &&
currentPool.getClusterId() != targetHost.getClusterId();
+ }
+
/**
* We will add a mapping of volume to storage pool if needed. The
conditions to add a mapping are the following:
* <ul>
- * <li> The current storage pool where the volume is allocated can be
accessed by the target host
- * <li> If not storage pool is found to allocate the volume we throw an
exception.
+ * <li> The candidate storage pool where the volume is to be allocated
can be accessed by the target host
+ * <li> If no storage pool is found to allocate the volume we throw an
exception.
* </ul>
*
*/
- private void
createVolumeToStoragePoolMappingIfNeeded(VirtualMachineProfile profile, Host
targetHost, Map<Volume, StoragePool> volumeToPoolObjectMap, VolumeVO volume,
StoragePoolVO currentPool) {
+ protected void
createVolumeToStoragePoolMappingIfNeeded(VirtualMachineProfile profile, Host
targetHost, Map<Volume, StoragePool> volumeToPoolObjectMap, VolumeVO volume,
+ StoragePoolVO currentPool) {
Review comment:
Can you do a search on "avaliable" and change it to "available"? Thanks (I
found one occurrence).
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