azure-storage-blobs

问题 I am trying to add an image I am receiving like this. [FunctionName("Imageupload")] public static async System.Threading.Tasks.Task<HttpResponseMessage> RunAsync([HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = "HttpTriggerCSharp/name/{name}")]HttpRequestMessage req, string name, TraceWriter log) { //Check if the request contains multipart/form-data. if (!req.Content.IsMimeMultipartContent()) { return req.CreateResponse(HttpStatusCode.UnsupportedMediaType); } var

问题 I currently has a system that uploads videos to Azure blob storage and works fine. I would like to implement a feature that grabs a thumbnail from the video while uploading and pushes it to Azure as well. I tried using this as suggested: new FFMpegConverter().GetVideoThumbnail(file, outputJPEG); The problem is that I am not sure what to use as outputJPEG as I don't have a file I am writing to, but rather want to write that file to Azure's blob storage. Can anyone help me figure out this issue

问题 I have given an Connection String. I need to use this to authenticate into Azure Blob Storage. The connection String, as it appears, contains: Key, AccountName, protocol, Suffix. Connection String Example: DefaultEndpointsProtocol=https;AccountName=$$$$$*****;AccountKey=kjdjkfhdjskhfsdfhlksdhfkldshfishishfldslflkjfklsVvJDynYEkiEqWCZkdfkhdkjshfdshfs==;EndpointSuffix=core.windows.net Now when I look up the authorization article there are multiple methods mentioned and there are no article or

问题 I have data in azure storage blob which is in parquet format. What I need to do is to transfer all those storage files to a hdfs. Is there any way I can do that? couldn't find any helpful method to do it, Thanks. 回答1: using @jay's solution I was able to transfer data using following command. command: hadoop distcp -D fs.azure.account.key.<account name>.blob.core.windows.net=<Key> wasb://<container>@<account>.blob.core.windows.net<path to wasb file> hdfs://<hdfs path> distcp copies directory

问题 How can i reads a text blob in Azure without downloading it? I am able to download the file and then read it but, i prefer it to be read without downloading. print("\nList blobs in the container") generator = block_blob_service.list_blobs(container_name) for blob1 in generator: print("\t Blob name: " + blob.name) Is there any operation in 'blob1' object, which would allow me to read the text file directly.(like blob1.read or blob1.text or something like this)? 回答1: You can use get_blob_to

问题 I have an FTP source that adds daily file and I need to copy the files on daily basis from FTP to blob storage using FluentFTP library in azure function I am using C# in Azure function, and I did all the coding part but missing to download the file from FTP to copy it directly to the blob destination. //#r "FluentFTP" #r "Newtonsoft.Json" #r "System.Data" #r "Microsoft.WindowsAzure.Storage" using Newtonsoft.Json; using Newtonsoft.Json.Linq; using System.Collections.Generic; using System

问题 I'm using Azure with blob storage ans Azure Functions. I got a lot of files and sometimes I want to generate a zip, save it in the storage and generate a link. As my zip can be big (1 or 2 Go) I would like to do this "on the fly", meaning without using all the memory before save it: stream on a zipentry write to the blob flush the stream create next zipentry I know I must use the method PutBlock() in the container, but I'm missing the code between ICSharpZipLib and BlobContainer. Has someone

问题 I had the following code which was using the deprecated Microsoft.WindowsAzure.StorageClient and have upgraded to Microsoft.WindowsAzure.Storage and now I am unable to use the code below as it is not recognising the CloudBlob class, has this been totally removed or is there an equivalent class I can use in a similar manner //blob client now CloudBlobClient blobClient = storageAccount.CreateCloudBlobClient(); //the container for this is customerlogo CloudBlobContainer container = blobClient

问题 I am using Azure Mobile Services API endpoint to return a private shared access signature URL to my azure storage container like so: var blobService = azure.createBlobService(accountName, key, host); blobService.createContainerIfNotExists(containerName, function(err) { if (err) { cb(err, null); return; } // Generate a 5 minute access var expiryDate = minutesFromNow(5); var sharedAccessPolicy = { AccessPolicy: { Permissions: azure.Constants.BlobConstants.SharedAccessPermissions.WRITE, Expiry:

问题 I am trying to list all the jpg files in my blob. When I use this code CloudStorageAccount storageAccount1 = CloudStorageAccount.Parse(CloudConfigurationManager.GetSetting("ConnString")); CloudBlobContainer container1 = blobClient.GetContainerReference(imageFolder); var blobs = container1.ListBlobs(); All the files in that particular blob are listed I have tried to modify the above code but the modified code does not list anything. CloudStorageAccount storageAccount1 = CloudStorageAccount