Examples with CloudBlob com.microsoft.azure.storage.blob.CloudBlob used on opensource projects

Example 21 with CloudBlob

use of com.microsoft.azure.storage.blob.CloudBlob in project nifi by apache.

the class ITListAzureBlobStorage method testListsAzureBlobStorageContent.

@Test
public void testListsAzureBlobStorageContent() throws InvalidKeyException, StorageException, URISyntaxException, IOException {
    String containerName = String.format("%s-%s", AzureTestUtil.TEST_CONTAINER_NAME_PREFIX, UUID.randomUUID());
    CloudBlobContainer container = AzureTestUtil.getContainer(containerName);
    container.createIfNotExists();
    CloudBlob blob = container.getBlockBlobReference(AzureTestUtil.TEST_BLOB_NAME);
    byte[] buf = "0123456789".getBytes();
    InputStream in = new ByteArrayInputStream(buf);
    blob.upload(in, 10);
    final TestRunner runner = TestRunners.newTestRunner(new ListAzureBlobStorage());
    try {
        runner.setProperty(AzureStorageUtils.ACCOUNT_NAME, AzureTestUtil.getAccountName());
        runner.setProperty(AzureStorageUtils.ACCOUNT_KEY, AzureTestUtil.getAccountKey());
        runner.setProperty(AzureStorageUtils.CONTAINER, containerName);
        // requires multiple runs to deal with List processor checking
        runner.run(3);
        runner.assertTransferCount(ListAzureBlobStorage.REL_SUCCESS, 1);
        runner.assertAllFlowFilesTransferred(ListAzureBlobStorage.REL_SUCCESS, 1);
        for (MockFlowFile entry : runner.getFlowFilesForRelationship(ListAzureBlobStorage.REL_SUCCESS)) {
            entry.assertAttributeEquals("azure.length", "10");
            entry.assertAttributeEquals("mime.type", "application/octet-stream");
        }
    } finally {
        container.deleteIfExists();
    }
}

Example 22 with CloudBlob

use of com.microsoft.azure.storage.blob.CloudBlob in project photon-model by vmware.

the class AzureComputeHostStorageStatsGatherer method getBlobUsedBytesAsync.

private void getBlobUsedBytesAsync(AzureStorageStatsDataHolder statsData, StorageMetricsStages next) {
    Runnable getBlobsAsync = () -> {
        String metricName = PhotonModelConstants.STORAGE_USED_BYTES;
        List<ServiceStats.ServiceStat> statDatapoints = new ArrayList<>();
        AtomicInteger accountsCount = new AtomicInteger(statsData.storageAccounts.size());
        final List<Throwable> exs = new ArrayList<>();
        for (Map.Entry<String, StorageAccount> account : statsData.storageAccounts.entrySet()) {
            String resourceGroupName = getResourceGroupName(account.getValue().id);
            statsData.azureClients.getAzureClient().storageAccounts().inner().listKeysAsync(resourceGroupName, account.getValue().name, new AzureAsyncCallback<StorageAccountListKeysResultInner>() {

                @Override
                public void onError(Throwable e) {
                    handleError(statsData, e);
                }

                @Override
                public void onSuccess(StorageAccountListKeysResultInner result) {
                    logFine(() -> String.format("Retrieved the storage account keys for" + " storage account [%s].", account.getValue().name));
                    String storageConnectionString = String.format(STORAGE_CONNECTION_STRING, account.getValue().name, result.keys().get(0).value());
                    try {
                        CloudStorageAccount storageAccount = getAzureStorageClient(storageConnectionString);
                        CloudBlobClient blobClient = storageAccount.createCloudBlobClient();
                        ResultContinuation nextContainerResults = null;
                        do {
                            ResultSegment<CloudBlobContainer> contSegment = blobClient.listContainersSegmented(null, ContainerListingDetails.NONE, QUERY_RESULT_LIMIT, nextContainerResults, null, null);
                            nextContainerResults = contSegment.getContinuationToken();
                            for (CloudBlobContainer container : contSegment.getResults()) {
                                ResultContinuation nextBlobResults = null;
                                do {
                                    ResultSegment<ListBlobItem> blobsSegment = container.listBlobsSegmented(null, false, EnumSet.noneOf(BlobListingDetails.class), QUERY_RESULT_LIMIT, nextBlobResults, null, null);
                                    nextBlobResults = blobsSegment.getContinuationToken();
                                    for (ListBlobItem blobItem : blobsSegment.getResults()) {
                                        if (blobItem instanceof CloudPageBlob) {
                                            CloudPageBlob pageBlob = (CloudPageBlob) blobItem;
                                            // TODO https://jira-hzn.eng.vmware.com/browse/VSYM-3445
                                            try {
                                                CloudBlob blobSnapshot = pageBlob.createSnapshot();
                                                statsData.snapshots.add(blobSnapshot);
                                                CloudPageBlob pageBlobSnapshot = (CloudPageBlob) blobSnapshot;
                                                ArrayList<PageRange> pages = pageBlobSnapshot.downloadPageRanges();
                                                // https://jira-hzn.eng.vmware.com/browse/VSYM-3355
                                                for (PageRange pageRange : pages) {
                                                    statsData.utilizedBytes += pageRange.getEndOffset() - pageRange.getStartOffset();
                                                }
                                            } catch (StorageException e) {
                                                logWarning(() -> String.format("Error getting blob size: [%s]", e.getMessage()));
                                            }
                                        }
                                    }
                                } while (nextBlobResults != null);
                            }
                        } while (nextContainerResults != null);
                    } catch (Exception e) {
                        logWarning(() -> String.format("Exception while getting blob used bytes: %s", Utils.toString(e)));
                        exs.add(e);
                    } finally {
                        // in the Azure account
                        if (statsData.snapshots.size() > 0) {
                            synchronized (statsData.snapshots) {
                                Iterator<CloudBlob> snapshotIterator = statsData.snapshots.iterator();
                                while (snapshotIterator.hasNext()) {
                                    try {
                                        CloudBlob snapshot = snapshotIterator.next();
                                        snapshot.deleteIfExists();
                                        snapshotIterator.remove();
                                    } catch (StorageException e) {
                                        // Best effort to delete all the snapshots
                                        logWarning(() -> String.format("Exception while deleting snapshot: %s", Utils.toString(e)));
                                    }
                                }
                            }
                        }
                    }
                    // if all storage accounts were processed, create ServiceStat and finish
                    if (accountsCount.decrementAndGet() == 0) {
                        if (!exs.isEmpty()) {
                            handleError(statsData, exs.iterator().next());
                            return;
                        }
                        if (statsData.utilizedBytes != 0) {
                            ServiceStats.ServiceStat stat = new ServiceStats.ServiceStat();
                            stat.latestValue = statsData.utilizedBytes;
                            stat.sourceTimeMicrosUtc = TimeUnit.MILLISECONDS.toMicros(Utils.getNowMicrosUtc());
                            stat.unit = PhotonModelConstants.getUnitForMetric(metricName);
                            statDatapoints.add(stat);
                        }
                        statsData.statsResponse.statValues.put(metricName, statDatapoints);
                        if (statsData.statsResponse.statValues.size() == 1) {
                            statsData.statsResponse.computeLink = statsData.computeHostDesc.documentSelfLink;
                        }
                        statsData.stage = next;
                        handleStorageMetricDiscovery(statsData);
                    }
                }
            });
        }
    };
    PhotonModelUtils.runInExecutor(this.executorService, getBlobsAsync, throwable -> handleError(statsData, throwable));
}

Example 23 with CloudBlob

use of com.microsoft.azure.storage.blob.CloudBlob in project components by Talend.

the class AzureStorageGetRuntime method download.

private void download(RuntimeContainer runtimeContainer) {
    FileOutputStream fos = null;
    try {
        List<RemoteBlobGet> remoteBlobs = createRemoteBlobsGet();
        for (RemoteBlobGet rmtb : remoteBlobs) {
            for (ListBlobItem blob : azureStorageBlobService.listBlobs(containerName, rmtb.prefix, rmtb.include)) {
                if (blob instanceof CloudBlob) {
                    // TODO - Action when create is false and include is true ???
                    if (rmtb.create) {
                        new File(localFolder + "/" + ((CloudBlob) blob).getName()).getParentFile().mkdirs();
                    }
                    fos = new FileOutputStream(localFolder + "/" + ((CloudBlob) blob).getName());
                    azureStorageBlobService.download((CloudBlob) blob, fos);
                }
            }
        }
    } catch (StorageException | URISyntaxException | FileNotFoundException | InvalidKeyException e) {
        LOGGER.error(e.getLocalizedMessage());
        if (dieOnError) {
            throw new ComponentException(e);
        }
    } finally {
        try {
            fos.close();
        } catch (Exception e) {
        // ignore
        }
    }
}

Example 24 with CloudBlob

use of com.microsoft.azure.storage.blob.CloudBlob in project druid by druid-io.

the class AzureStorage method emptyCloudBlobDirectory.

public List<String> emptyCloudBlobDirectory(final String containerName, final String virtualDirPath) throws StorageException, URISyntaxException {
    List<String> deletedFiles = new ArrayList<>();
    CloudBlobContainer container = getOrCreateCloudBlobContainer(containerName);
    for (ListBlobItem blobItem : container.listBlobs(virtualDirPath, true, null, null, null)) {
        CloudBlob cloudBlob = (CloudBlob) blobItem;
        log.info("Removing file[%s] from Azure.", cloudBlob.getName());
        if (cloudBlob.deleteIfExists()) {
            deletedFiles.add(cloudBlob.getName());
        }
    }
    if (deletedFiles.isEmpty()) {
        log.warn("No files were deleted on the following Azure path: [%s]", virtualDirPath);
    }
    return deletedFiles;
}