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Bug 9652: Need to provide a way to specify deployment plan during VM start 

Changes:
- Throw an exception if the deployment plan passed into start() cannot be satisfied by the current constraints (such as root volume is already created in a pool in a different
cluster).
This commit is contained in:
prachi 2011-05-06 14:39:25 -07:00
parent ea087d29cf
commit 4c89cc57ae
1 changed files with 21 additions and 4 deletions
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25
server/src/com/cloud/vm/VirtualMachineManagerImpl.java
View File

@ -608,13 +608,30 @@ public class VirtualMachineManagerImpl implements VirtualMachineManager, Listene
StoragePoolVO pool = _storagePoolDao.findById(vol.getPoolId());
if (!pool.isInMaintenance()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Root volume is ready, need to place VM in volume's cluster");
}
long rootVolDcId = pool.getDataCenterId();
Long rootVolPodId = pool.getPodId();
Long rootVolClusterId = pool.getClusterId();
plan = new DataCenterDeployment(rootVolDcId, rootVolPodId, rootVolClusterId, null, vol.getPoolId());
if (s_logger.isDebugEnabled()) {
s_logger.debug(vol + " is READY, changing deployment plan to use this pool's dcId: " + rootVolDcId + " , podId: " + rootVolPodId + " , and clusterId: " + rootVolClusterId);
}
if(planToDeploy != null){
Long clusterIdSpecified = planToDeploy.getClusterId();
if(clusterIdSpecified != null && rootVolClusterId != null){
if(rootVolClusterId.longValue() != clusterIdSpecified.longValue()){
//cannot satisfy the plan passed in to the planner
if (s_logger.isDebugEnabled()) {
s_logger.debug("Cannot satisfy the deployment plan passed in since the ready Root volume is in different cluster. volume's cluster: "+rootVolClusterId + ", cluster specified: "+clusterIdSpecified);
}
throw new ResourceUnavailableException("Root volume is ready in different cluster, Deployment plan provided cannot be satisfied, unable to create a deployment for " + vm, Cluster.class, clusterIdSpecified);
}
}
plan = new DataCenterDeployment(planToDeploy.getDataCenterId(), planToDeploy.getPodId(), planToDeploy.getClusterId(), planToDeploy.getHostId(), vol.getPoolId());
}else{
plan = new DataCenterDeployment(rootVolDcId, rootVolPodId, rootVolClusterId, null, vol.getPoolId());
if (s_logger.isDebugEnabled()) {
s_logger.debug(vol + " is READY, changing deployment plan to use this pool's dcId: " + rootVolDcId + " , podId: " + rootVolPodId + " , and clusterId: " + rootVolClusterId);
}
}
}
}