public async Task UsingAzureBlobs()
{
//Using the environment variable 'AzureWebJobsStorage' for storage authentication
//AzureBlobs blobs = new AzureBlobs("samplecontainer");
//Using literal connection string for authentication
AzureBlobs blobs = new AzureBlobs("samplecontainer", "my_connection_string", null);
//Creating "samplecontainer". Loading it if already exists.
blobs.CreateOrLoadStructure();
//Set this true to deactivate inner logs.
blobs.LoggingDisabled = false;
//Sending a blob to the container from an absolute path
await blobs.UploadBlob("C:\\Users\\foo\\Desktop\\image.png", "wallpaper.png");
//Sending a blob to the container from an relative path. In this case the name can be the same for both
await blobs.UploadBlob("reports.json");
//Downloading a blob as Strean
Stream stream = await blobs.DownloadBlobAsStream("wallpaper.png");
//Downloading a blob as a local file
await blobs.DownloadBlobAsFile("wallpaper.png", "C:\\Users\\foo\\Desktop\\image-copy.png");
}
public static void InitializeAzureStorage()
{
string storageConnectionString = CloudConfigurationManager.GetSetting("StorageConnectionString");
string ocrQueueName = RoleEnvironment.GetConfigurationSettingValue("OCRQueueName");
string imageBlobContainerName = RoleEnvironment.GetConfigurationSettingValue("ImageBlobContainerName");
string ocrJobTableName = RoleEnvironment.GetConfigurationSettingValue("OCRJobTableName");
// Email queue and Text blob container won't be used in Web Role so we'll just pass nulls.
// Sure, in this situation AzureQueues and AzureBlobs classes don't look like good design but let's keep it simple.
// I don't want to use tons of interfaces, DI and statelessness and in a simple 1K LOC project like this.
AzureQueues.Initialize(storageConnectionString, ocrQueueName, null);
AzureBlobs.Initialize(storageConnectionString, imageBlobContainerName, null);
AzureTables.Initialize(storageConnectionString, ocrJobTableName);
}
private void InitializeAzureStorage()
{
Trace.TraceInformation("Initializing Azure Storage.");
Trace.TraceInformation("Loading storage settings.");
string storageConnectionString = RoleEnvironment.GetConfigurationSettingValue("StorageConnectionString");
string textBlobContainerName = RoleEnvironment.GetConfigurationSettingValue("TextBlobContainerName");
string emailQueueName = RoleEnvironment.GetConfigurationSettingValue("EmailQueueName");
string ocrJobTableName = RoleEnvironment.GetConfigurationSettingValue("OCRJobTableName");
Trace.TraceInformation("Initializing Blobs.");
AzureBlobs.Initialize(storageConnectionString, null, textBlobContainerName);
Trace.TraceInformation("Initializing Queues.");
AzureQueues.Initialize(storageConnectionString, null, emailQueueName);
Trace.TraceInformation("Initializing Tables.");
AzureTables.Initialize(storageConnectionString, ocrJobTableName);
}
