Github user jburwell commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1403#discussion_r63112842
--- Diff:
engine/storage/datamotion/src/org/apache/cloudstack/storage/motion/StorageSystemDataMotionStrategy.java
---
@@ -361,59 +608,225 @@ private String getProperty(long snapshotId, String
property) {
}
private Map<String, String> getVolumeDetails(VolumeInfo volumeInfo) {
- Map<String, String> sourceDetails = new HashMap<String, String>();
+ Map<String, String> volumeDetails = new HashMap<String, String>();
VolumeVO volumeVO = _volumeDao.findById(volumeInfo.getId());
long storagePoolId = volumeVO.getPoolId();
StoragePoolVO storagePoolVO =
_storagePoolDao.findById(storagePoolId);
- sourceDetails.put(DiskTO.STORAGE_HOST,
storagePoolVO.getHostAddress());
- sourceDetails.put(DiskTO.STORAGE_PORT,
String.valueOf(storagePoolVO.getPort()));
- sourceDetails.put(DiskTO.IQN, volumeVO.get_iScsiName());
+ volumeDetails.put(DiskTO.STORAGE_HOST,
storagePoolVO.getHostAddress());
+ volumeDetails.put(DiskTO.STORAGE_PORT,
String.valueOf(storagePoolVO.getPort()));
+ volumeDetails.put(DiskTO.IQN, volumeVO.get_iScsiName());
ChapInfo chapInfo = _volumeService.getChapInfo(volumeInfo,
volumeInfo.getDataStore());
if (chapInfo != null) {
- sourceDetails.put(DiskTO.CHAP_INITIATOR_USERNAME,
chapInfo.getInitiatorUsername());
- sourceDetails.put(DiskTO.CHAP_INITIATOR_SECRET,
chapInfo.getInitiatorSecret());
- sourceDetails.put(DiskTO.CHAP_TARGET_USERNAME,
chapInfo.getTargetUsername());
- sourceDetails.put(DiskTO.CHAP_TARGET_SECRET,
chapInfo.getTargetSecret());
+ volumeDetails.put(DiskTO.CHAP_INITIATOR_USERNAME,
chapInfo.getInitiatorUsername());
+ volumeDetails.put(DiskTO.CHAP_INITIATOR_SECRET,
chapInfo.getInitiatorSecret());
+ volumeDetails.put(DiskTO.CHAP_TARGET_USERNAME,
chapInfo.getTargetUsername());
+ volumeDetails.put(DiskTO.CHAP_TARGET_SECRET,
chapInfo.getTargetSecret());
+ }
+
+ return volumeDetails;
+ }
+
+ private Map<String, String> getSnapshotDetails(SnapshotInfo
snapshotInfo) {
+ Map<String, String> snapshotDetails = new HashMap<String,
String>();
+
+ long storagePoolId = snapshotInfo.getDataStore().getId();
+ StoragePoolVO storagePoolVO =
_storagePoolDao.findById(storagePoolId);
+
+ snapshotDetails.put(DiskTO.STORAGE_HOST,
storagePoolVO.getHostAddress());
+ snapshotDetails.put(DiskTO.STORAGE_PORT,
String.valueOf(storagePoolVO.getPort()));
+
+ long snapshotId = snapshotInfo.getId();
+
+ snapshotDetails.put(DiskTO.IQN, getProperty(snapshotId,
DiskTO.IQN));
+
+ snapshotDetails.put(DiskTO.CHAP_INITIATOR_USERNAME,
getProperty(snapshotId, DiskTO.CHAP_INITIATOR_USERNAME));
+ snapshotDetails.put(DiskTO.CHAP_INITIATOR_SECRET,
getProperty(snapshotId, DiskTO.CHAP_INITIATOR_SECRET));
+ snapshotDetails.put(DiskTO.CHAP_TARGET_USERNAME,
getProperty(snapshotId, DiskTO.CHAP_TARGET_USERNAME));
+ snapshotDetails.put(DiskTO.CHAP_TARGET_SECRET,
getProperty(snapshotId, DiskTO.CHAP_TARGET_SECRET));
+
+ return snapshotDetails;
+ }
+
+ private HostVO getHost(SnapshotInfo snapshotInfo) {
+ HostVO hostVO = getHost(snapshotInfo.getDataCenterId(), true);
+
+ if (hostVO == null) {
+ hostVO = getHost(snapshotInfo.getDataCenterId(), false);
+
+ if (hostVO == null) {
+ throw new CloudRuntimeException("Unable to locate an
applicable host");
+ }
}
- return sourceDetails;
+ return hostVO;
}
- public HostVO getHost(long dataStoreId) {
- StoragePoolVO storagePoolVO =
_storagePoolDao.findById(dataStoreId);
+ private HostVO getHost(Long zoneId, boolean
computeClusterMustSupportResign) {
+ if (zoneId == null) {
+ throw new CloudRuntimeException("Zone ID cannot be null.");
+ }
- List<? extends Cluster> clusters =
_mgr.searchForClusters(storagePoolVO.getDataCenterId(), new Long(0),
Long.MAX_VALUE, HypervisorType.XenServer.toString());
+ List<? extends Cluster> clusters = _mgr.searchForClusters(zoneId,
new Long(0), Long.MAX_VALUE, HypervisorType.XenServer.toString());
if (clusters == null) {
- throw new CloudRuntimeException("Unable to locate an
applicable cluster");
+ clusters = new ArrayList<>();
}
+ Collections.shuffle(clusters, new Random(System.nanoTime()));
+
+ clusters:
for (Cluster cluster : clusters) {
if (cluster.getAllocationState() == AllocationState.Enabled) {
List<HostVO> hosts =
_hostDao.findByClusterId(cluster.getId());
if (hosts != null) {
+ Collections.shuffle(hosts, new
Random(System.nanoTime()));
+
for (HostVO host : hosts) {
if (host.getResourceState() ==
ResourceState.Enabled) {
- return host;
+ if (computeClusterMustSupportResign) {
+ if
(computeClusterSupportsResign(cluster.getId())) {
+ return host;
+ }
+ else {
+ // no other host in the cluster in
question should be able to satisfy our requirements here, so move on to the
next cluster
+ continue clusters;
+ }
+ }
+ else {
+ return host;
+ }
}
}
}
}
}
- throw new CloudRuntimeException("Unable to locate an applicable
cluster");
+ return null;
}
@Override
public void copyAsync(Map<VolumeInfo, DataStore> volumeMap,
VirtualMachineTO vmTo, Host srcHost, Host destHost,
AsyncCompletionCallback<CopyCommandResult> callback) {
CopyCommandResult result = new CopyCommandResult(null, null);
+
result.setResult("Unsupported operation requested for copying
data.");
+
callback.complete(result);
}
+
+ private Map<String, String> getDetails(DataObject dataObj) {
+ if (dataObj instanceof VolumeInfo) {
+ return getVolumeDetails((VolumeInfo)dataObj);
+ }
+ else if (dataObj instanceof SnapshotInfo) {
+ return getSnapshotDetails((SnapshotInfo)dataObj);
+ }
+
+ throw new CloudRuntimeException("'dataObj' must be of type
'VolumeInfo' or 'SnapshotInfo'.");
+ }
+
+ private CopyCmdAnswer performResignature(DataObject dataObj, HostVO
hostVO) {
+ return performResignature(dataObj, hostVO, false);
+ }
+
+ private CopyCmdAnswer performResignature(DataObject dataObj, HostVO
hostVO, boolean keepGrantedAccess) {
+ long storagePoolId = dataObj.getDataStore().getId();
+ DataStore dataStore = _dataStoreMgr.getDataStore(storagePoolId,
DataStoreRole.Primary);
+
+ Map<String, String> details = getDetails(dataObj);
+
+ ResignatureCommand command = new ResignatureCommand(details);
+
+ ResignatureAnswer answer = null;
+
+ try {
+ _volumeService.grantAccess(dataObj, hostVO, dataStore);
+
+ answer = (ResignatureAnswer)_agentMgr.send(hostVO.getId(),
command);
+ }
+ catch (Exception ex) {
+ keepGrantedAccess = false;
+
+ throw new CloudRuntimeException(ex.getMessage());
+ }
+ finally {
+ if (keepGrantedAccess == false) {
+ try {
+ _volumeService.revokeAccess(dataObj, hostVO,
dataStore);
+ }
+ catch (Exception ex) {
+ s_logger.debug(ex.getMessage(), ex);
+ }
+ }
+ }
+
+ if (answer == null || !answer.getResult()) {
+ final String errMsg;
+
+ if (answer != null && answer.getDetails() != null &&
!answer.getDetails().isEmpty()) {
+ errMsg = answer.getDetails();
+ }
+ else {
+ errMsg = "Unable to perform resignature operation";
--- End diff --
@mike-tutkowski would it be possible to add this contextual information?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
