我有一个Azure函数,当将Blob上传到某个目录时会触发该函数。它处理一个zip文件。当我使用Azure存储资源管理器将文件上传到容器时,它可以完美运行。当我通过Web API上传它时,它炸毁了。但是,如果我下载该文件似乎已损坏,那么它与源文件的大小是相同的,并且当我在两个文件之间进行超越比较时,看起来是相同的(并且超越比较似乎可以看到zip的内容)文件)。
这是上传代码:
public async Task<UploadedFileDescription> StoreCatalog(HttpRequestMessage Request)
{
UploadedFileDescription upload = new UploadedFileDescription(); // my return description
var guidString = Guid.NewGuid().ToString();
string fileName = guidString + ".zip"; //add the .zip extenstion
upload.fileName = fileName;
string storageConnection = CloudConfigurationManager.GetSetting("StorageConnectionString");
CloudStorageAccount cloudStorageAccount = CloudStorageAccount.Parse(storageConnection);
CloudBlobClient cloudBlobClient = cloudStorageAccount.CreateCloudBlobClient();
CloudBlobContainer cloudBlobContainer = cloudBlobClient.GetContainerReference("uploadedzips");
CloudBlockBlob cloudBlockBlob = cloudBlobContainer.GetBlockBlobReference(fileName);
cloudBlockBlob.Properties.ContentType = "application/x-zip-compressed";
var stream = await Request.Content.ReadAsStreamAsync();
cloudBlockBlob.UploadFromStream(stream);
return upload;
}
文件可以很好地进入Blob存储。
然后触发的Azure函数在此行触发并爆炸:
ZipArchive archive = new ZipArchive(myBlob);
CloudStorageAccount storageAccount = CloudStorageAccount.Parse(destinationStorage);
CloudBlobClient blobClient = storageAccount.CreateCloudBlobClient();
CloudBlobContainer container = blobClient.GetContainerReference(destinationContainer);
var catalogService = Helpers.container.Resolve<ICatalogService>();
foreach (ZipArchiveEntry file in archive.Entries) <------blows up here with the msg
System.IO.InvalidDataException
HResult=0x80131501
Message=Number of entries expected in End Of Central Directory does not correspond to number of entries in Central Directory.
Source=System.IO.Compression
StackTrace:
at System.IO.Compression.ZipArchive.ReadCentralDirectory()
at System.IO.Compression.ZipArchive.get_Entries()
at DentaCAD.AzureFunctions.ProcessUploadedZip.Run(Stream myBlob, String name, TraceWriter log) in C:\repo\ProcessUploadedZip.cs:line 35
at Microsoft.Azure.WebJobs.Host.Executors.VoidMethodInvoker`2.InvokeAsync(TReflected instance, Object[] arguments)
at Microsoft.Azure.WebJobs.Host.Executors.FunctionInvoker`2.<InvokeAsync>d__9.MoveNext()
在手动上传文件时碰到该行时,存档中有163个条目(所有小的jpg
文件)
有什么想法吗?
答案 0 :(得分:0)
这可能是错误的MIME类型的问题。
尝试将内容类型更改为"application/zip"
而不是"application/x-zip-compressed"