Github user rafaelweingartner commented on a diff in the pull request:

    https://github.com/apache/cloudstack/pull/1403#discussion_r59078361
  
    --- Diff: 
engine/storage/datamotion/src/org/apache/cloudstack/storage/motion/StorageSystemDataMotionStrategy.java
 ---
    @@ -172,78 +232,211 @@ private void validate(SnapshotInfo snapshotInfo) {
             }
         }
     
    -    private Void handleCreateTemplateFromSnapshot(SnapshotInfo 
snapshotInfo, TemplateInfo templateInfo, 
AsyncCompletionCallback<CopyCommandResult> callback) {
    +    private boolean usingBackendSnapshotFor(SnapshotInfo snapshotInfo) {
    +        String property = getProperty(snapshotInfo.getId(), 
"takeSnapshot");
    +
    +        return Boolean.parseBoolean(property);
    +    }
    +
    +    private void handleCreateTemplateFromSnapshot(SnapshotInfo 
snapshotInfo, TemplateInfo templateInfo, 
AsyncCompletionCallback<CopyCommandResult> callback) {
             try {
                 snapshotInfo.processEvent(Event.CopyingRequested);
             }
             catch (Exception ex) {
                 throw new CloudRuntimeException("This snapshot is not 
currently in a state where it can be used to create a template.");
             }
     
    -        HostVO hostVO = getHost(snapshotInfo.getDataStore().getId());
    -        DataStore srcDataStore = snapshotInfo.getDataStore();
    -
    -        String value = 
_configDao.getValue(Config.PrimaryStorageDownloadWait.toString());
    -        int primaryStorageDownloadWait = NumbersUtil.parseInt(value, 
Integer.parseInt(Config.PrimaryStorageDownloadWait.getDefaultValue()));
    -        CopyCommand copyCommand = new CopyCommand(snapshotInfo.getTO(), 
templateInfo.getTO(), primaryStorageDownloadWait, 
VirtualMachineManager.ExecuteInSequence.value());
    +        HostVO hostVO = getHost(snapshotInfo);
     
    -        String errMsg = null;
    +        boolean usingBackendSnapshot = 
usingBackendSnapshotFor(snapshotInfo);
    +        boolean computeClusterSupportsResign = 
computeClusterSupportsResign(hostVO.getClusterId());
     
    -        CopyCmdAnswer copyCmdAnswer = null;
    +        if (usingBackendSnapshot && !computeClusterSupportsResign) {
    +            throw new CloudRuntimeException("Unable to locate an 
applicable host with which to perform a resignature operation");
    +        }
     
             try {
    -            _volumeService.grantAccess(snapshotInfo, hostVO, srcDataStore);
    +            if (usingBackendSnapshot) {
    +                createVolumeFromSnapshot(hostVO, snapshotInfo, true);
    +            }
     
    -            Map<String, String> srcDetails = 
getSnapshotDetails(_storagePoolDao.findById(srcDataStore.getId()), 
snapshotInfo);
    +            DataStore srcDataStore = snapshotInfo.getDataStore();
     
    -            copyCommand.setOptions(srcDetails);
    +            String value = 
_configDao.getValue(Config.PrimaryStorageDownloadWait.toString());
    +            int primaryStorageDownloadWait = NumbersUtil.parseInt(value, 
Integer.parseInt(Config.PrimaryStorageDownloadWait.getDefaultValue()));
    +            CopyCommand copyCommand = new 
CopyCommand(snapshotInfo.getTO(), templateInfo.getTO(), 
primaryStorageDownloadWait, VirtualMachineManager.ExecuteInSequence.value());
    +
    +            String errMsg = null;
    +
    +            CopyCmdAnswer copyCmdAnswer = null;
     
    -            copyCmdAnswer = (CopyCmdAnswer)_agentMgr.send(hostVO.getId(), 
copyCommand);
    -        }
    -        catch (Exception ex) {
    -            throw new CloudRuntimeException(ex.getMessage());
    -        }
    -        finally {
                 try {
    --- End diff --
    
    I believe we can extract lines 273-288 to a method. Then, that block 
comment there can become a java doc. It would also enable the writing of a test 
case.


---
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.
---

Reply via email to