Examples with EndPoint org.apache.cloudstack.engine.subsystem.api.storage.EndPoint used on opensource projects

Example 11 with EndPoint

use of org.apache.cloudstack.engine.subsystem.api.storage.EndPoint in project cloudstack by apache.

the class AncientDataMotionStrategy method migrateVolumeToPool.

protected Answer migrateVolumeToPool(DataObject srcData, DataObject destData) {
    String value = configDao.getValue(Config.MigrateWait.key());
    int waitInterval = NumbersUtil.parseInt(value, Integer.parseInt(Config.MigrateWait.getDefaultValue()));
    VolumeInfo volume = (VolumeInfo) srcData;
    StoragePool destPool = (StoragePool) dataStoreMgr.getDataStore(destData.getDataStore().getId(), DataStoreRole.Primary);
    MigrateVolumeCommand command = new MigrateVolumeCommand(volume.getId(), volume.getPath(), destPool, volume.getAttachedVmName(), volume.getVolumeType(), waitInterval);
    EndPoint ep = selector.select(srcData, StorageAction.MIGRATEVOLUME);
    Answer answer = null;
    if (ep == null) {
        String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
        s_logger.error(errMsg);
        answer = new Answer(command, false, errMsg);
    } else {
        answer = ep.sendMessage(command);
    }
    if (answer == null || !answer.getResult()) {
        throw new CloudRuntimeException("Failed to migrate volume " + volume + " to storage pool " + destPool);
    } else {
        // Update the volume details after migration.
        VolumeVO volumeVo = volDao.findById(volume.getId());
        Long oldPoolId = volume.getPoolId();
        volumeVo.setPath(((MigrateVolumeAnswer) answer).getVolumePath());
        String chainInfo = ((MigrateVolumeAnswer) answer).getVolumeChainInfo();
        if (chainInfo != null) {
            volumeVo.setChainInfo(chainInfo);
        }
        volumeVo.setPodId(destPool.getPodId());
        volumeVo.setPoolId(destPool.getId());
        volumeVo.setLastPoolId(oldPoolId);
        // For SMB, pool credentials are also stored in the uri query string.  We trim the query string
        // part  here to make sure the credentials do not get stored in the db unencrypted.
        String folder = destPool.getPath();
        if (destPool.getPoolType() == StoragePoolType.SMB && folder != null && folder.contains("?")) {
            folder = folder.substring(0, folder.indexOf("?"));
        }
        volumeVo.setFolder(folder);
        volDao.update(volume.getId(), volumeVo);
    }
    return answer;
}

Example 12 with EndPoint

use of org.apache.cloudstack.engine.subsystem.api.storage.EndPoint in project cloudstack by apache.

the class StorageSystemDataMotionStrategy method handleCopyDataToSecondaryStorage.

/**
     * This function is responsible for copying a volume from the managed store to a secondary store. This is used in two cases
     * 1) When creating a template from a snapshot
     * 2) When createSnapshot is called with location=SECONDARY
     *
     * @param snapshotInfo Source snapshot
     * @param destData destination (can be template or snapshot)
     * @param callback callback for async
     */
private void handleCopyDataToSecondaryStorage(SnapshotInfo snapshotInfo, DataObject destData, 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);
    boolean usingBackendSnapshot = usingBackendSnapshotFor(snapshotInfo);
    boolean computeClusterSupportsResign = clusterDao.getSupportsResigning(hostVO.getClusterId());
    boolean needCache = needCacheStorage(snapshotInfo, destData);
    DataObject destOnStore = destData;
    if (needCache) {
        // creates an object in the DB for data to be cached
        Scope selectedScope = pickCacheScopeForCopy(snapshotInfo, destData);
        destOnStore = cacheMgr.getCacheObject(snapshotInfo, selectedScope);
        destOnStore.processEvent(Event.CreateOnlyRequested);
    }
    if (usingBackendSnapshot && !computeClusterSupportsResign) {
        String noSupportForResignErrMsg = "Unable to locate an applicable host with which to perform a resignature operation : Cluster ID = " + hostVO.getClusterId();
        LOGGER.warn(noSupportForResignErrMsg);
        throw new CloudRuntimeException(noSupportForResignErrMsg);
    }
    try {
        if (usingBackendSnapshot) {
            createVolumeFromSnapshot(hostVO, snapshotInfo, true);
        }
        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(), destOnStore.getTO(), primaryStorageDownloadWait, VirtualMachineManager.ExecuteInSequence.value());
        String errMsg = null;
        CopyCmdAnswer copyCmdAnswer = null;
        try {
            // (because we passed in true as the third parameter to createVolumeFromSnapshot above).
            if (!usingBackendSnapshot) {
                _volumeService.grantAccess(snapshotInfo, hostVO, srcDataStore);
            }
            Map<String, String> srcDetails = getSnapshotDetails(snapshotInfo);
            copyCommand.setOptions(srcDetails);
            copyCmdAnswer = (CopyCmdAnswer) _agentMgr.send(hostVO.getId(), copyCommand);
            if (!copyCmdAnswer.getResult()) {
                // We were not able to copy. Handle it.
                errMsg = copyCmdAnswer.getDetails();
                throw new CloudRuntimeException(errMsg);
            }
            if (needCache) {
                // If cached storage was needed (in case of object store as secondary
                // storage), at this point, the data has been copied from the primary
                // to the NFS cache by the hypervisor. We now invoke another copy
                // command to copy this data from cache to secondary storage. We
                // then cleanup the cache
                destOnStore.processEvent(Event.OperationSuccessed, copyCmdAnswer);
                CopyCommand cmd = new CopyCommand(destOnStore.getTO(), destData.getTO(), primaryStorageDownloadWait, VirtualMachineManager.ExecuteInSequence.value());
                EndPoint ep = selector.select(destOnStore, destData);
                if (ep == null) {
                    errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
                    LOGGER.error(errMsg);
                    copyCmdAnswer = new CopyCmdAnswer(errMsg);
                } else {
                    copyCmdAnswer = (CopyCmdAnswer) ep.sendMessage(cmd);
                }
                // clean up snapshot copied to staging
                cacheMgr.deleteCacheObject(destOnStore);
            }
        } catch (CloudRuntimeException | AgentUnavailableException | OperationTimedoutException ex) {
            String msg = "Failed to create template from snapshot (Snapshot ID = " + snapshotInfo.getId() + ") : ";
            LOGGER.warn(msg, ex);
            throw new CloudRuntimeException(msg + ex.getMessage());
        } finally {
            _volumeService.revokeAccess(snapshotInfo, hostVO, srcDataStore);
            if (copyCmdAnswer == null || !copyCmdAnswer.getResult()) {
                if (copyCmdAnswer != null && !StringUtils.isEmpty(copyCmdAnswer.getDetails())) {
                    errMsg = copyCmdAnswer.getDetails();
                    if (needCache) {
                        cacheMgr.deleteCacheObject(destOnStore);
                    }
                } else {
                    errMsg = "Unable to create template from snapshot";
                }
            }
            try {
                if (StringUtils.isEmpty(errMsg)) {
                    snapshotInfo.processEvent(Event.OperationSuccessed);
                } else {
                    snapshotInfo.processEvent(Event.OperationFailed);
                }
            } catch (Exception ex) {
                LOGGER.warn("Error processing snapshot event: " + ex.getMessage(), ex);
            }
        }
        CopyCommandResult result = new CopyCommandResult(null, copyCmdAnswer);
        result.setResult(errMsg);
        callback.complete(result);
    } finally {
        if (usingBackendSnapshot) {
            deleteVolumeFromSnapshot(snapshotInfo);
        }
    }
}

Example 13 with EndPoint

use of org.apache.cloudstack.engine.subsystem.api.storage.EndPoint in project cloudstack by apache.

the class BaseImageStoreDriverImpl method deleteAsync.

@Override
public void deleteAsync(DataStore dataStore, DataObject data, AsyncCompletionCallback<CommandResult> callback) {
    CommandResult result = new CommandResult();
    try {
        DeleteCommand cmd = new DeleteCommand(data.getTO());
        EndPoint ep = _epSelector.select(data);
        Answer answer = null;
        if (ep == null) {
            String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
            s_logger.error(errMsg);
            answer = new Answer(cmd, false, errMsg);
        } else {
            answer = ep.sendMessage(cmd);
        }
        if (answer != null && !answer.getResult()) {
            result.setResult(answer.getDetails());
        }
    } catch (Exception ex) {
        s_logger.debug("Unable to destoy " + data.getType().toString() + ": " + data.getId(), ex);
        result.setResult(ex.toString());
    }
    callback.complete(result);
}

Example 14 with EndPoint

use of org.apache.cloudstack.engine.subsystem.api.storage.EndPoint in project cloudstack by apache.

the class HypervisorHelperImpl method introduceObject.

@Override
public DataTO introduceObject(DataTO object, Scope scope, Long storeId) {
    EndPoint ep = selector.select(scope, storeId);
    IntroduceObjectCmd cmd = new IntroduceObjectCmd(object);
    Answer answer = null;
    if (ep == null) {
        String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
        s_logger.error(errMsg);
        answer = new Answer(cmd, false, errMsg);
    } else {
        answer = ep.sendMessage(cmd);
    }
    if (answer == null || !answer.getResult()) {
        String errMsg = answer == null ? null : answer.getDetails();
        throw new CloudRuntimeException("Failed to introduce object, due to " + errMsg);
    }
    IntroduceObjectAnswer introduceObjectAnswer = (IntroduceObjectAnswer) answer;
    return introduceObjectAnswer.getDataTO();
}

Example 15 with EndPoint

use of org.apache.cloudstack.engine.subsystem.api.storage.EndPoint in project cloudstack by apache.

the class SimulatorImageStoreDriverImpl method createEntityExtractUrl.

@Override
public String createEntityExtractUrl(DataStore store, String installPath, Storage.ImageFormat format, DataObject dataObject) {
    EndPoint ep = _epSelector.select(store);
    if (ep == null) {
        String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
        s_logger.error(errMsg);
        return null;
    }
    // Create Symlink at ssvm
    String path = installPath;
    String uuid = UUID.randomUUID().toString() + "." + format.getFileExtension();
    // Construct actual URL locally now that the symlink exists at SSVM
    return generateCopyUrl(ep.getPublicAddr(), uuid);
}