Esempio n. 1
0
        public async Task <IBinding> TryCreateAsync(BindingProviderContext context)
        {
            ParameterInfo parameter = context.Parameter;
            BlobAttribute blob      = parameter.GetCustomAttribute <BlobAttribute>(inherit: false);

            if (blob == null)
            {
                return(null);
            }

            string            resolvedCombinedPath = Resolve(blob.BlobPath);
            IBindableBlobPath path = BindableBlobPath.Create(resolvedCombinedPath);

            path.ValidateContractCompatibility(context.BindingDataContract);

            IBlobArgumentBinding argumentBinding = _provider.TryCreate(parameter, blob.Access);

            if (argumentBinding == null)
            {
                throw new InvalidOperationException("Can't bind Blob to type '" + parameter.ParameterType + "'.");
            }

            IStorageAccount account = await _accountProvider.GetStorageAccountAsync(context.CancellationToken);

            IStorageBlobClient client  = account.CreateBlobClient();
            IBinding           binding = new BlobBinding(parameter.Name, argumentBinding, client, path);

            return(binding);
        }
 public void CreateBlobWithValidPattern()
 {
     // one parameter
     Assert.Equal("{url}", BindableBlobPath.Create("{url}").ToString());
     // one parameter with dot operator
     Assert.Equal("{a.b.c}", BindableBlobPath.Create("{a.b.c}").ToString());
     // full blob url
     Assert.Equal("archivecontainershun/canaryeh/test/0/2017/08/01/00/09/27.avro",
                  BindableBlobPath.Create("https://shunsouthcentralus.blob.core.windows.net/archivecontainershun/canaryeh/test/0/2017/08/01/00/09/27.avro").ToString());
     // invalid partial blob url string
     ExceptionAssert.ThrowsFormat(() => BindableBlobPath.Create("shunsouthcentralus.blob.core.windows.net/container/blob"), "Invalid container name: shunsouthcentralus.blob.core.windows.net");
     // more than one parameter
     ExceptionAssert.ThrowsFormat(() => BindableBlobPath.Create("{hostName}+{Container}+{Blob}"), "Invalid blob path '{hostName}+{Container}+{Blob}'. Paths must be in the format 'container/blob' or 'blob Url'.");
 }
Esempio n. 3
0
        public async Task <IBinding> TryCreateAsync(BindingProviderContext context)
        {
            ParameterInfo parameter     = context.Parameter;
            BlobAttribute blobAttribute = parameter.GetCustomAttribute <BlobAttribute>(inherit: false);

            if (blobAttribute == null)
            {
                return(null);
            }

            string            resolvedPath = Resolve(blobAttribute.BlobPath);
            IBindableBlobPath path         = null;
            IStorageAccount   account      = await _accountProvider.GetStorageAccountAsync(context.Parameter, context.CancellationToken);

            StorageClientFactoryContext clientFactoryContext = new StorageClientFactoryContext
            {
                Parameter = context.Parameter
            };
            IStorageBlobClient client = account.CreateBlobClient(clientFactoryContext);

            // first try to bind to the Container
            IArgumentBinding <IStorageBlobContainer> containerArgumentBinding = _blobContainerArgumentProvider.TryCreate(parameter);

            if (containerArgumentBinding == null)
            {
                // if this isn't a Container binding, try a Blob binding
                IBlobArgumentBinding blobArgumentBinding = _blobArgumentProvider.TryCreate(parameter, blobAttribute.Access);
                if (blobArgumentBinding == null)
                {
                    throw new InvalidOperationException("Can't bind Blob to type '" + parameter.ParameterType + "'.");
                }

                path = BindableBlobPath.Create(resolvedPath);
                path.ValidateContractCompatibility(context.BindingDataContract);

                return(new BlobBinding(parameter.Name, blobArgumentBinding, client, path));
            }

            path = BindableBlobPath.Create(resolvedPath, isContainerBinding: true);
            path.ValidateContractCompatibility(context.BindingDataContract);
            BlobContainerBinding.ValidateContainerBinding(blobAttribute, parameter.ParameterType, path);

            return(new BlobContainerBinding(parameter.Name, containerArgumentBinding, client, path));
        }