F2.cs

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// Copyright © Microsoft Corporation.  All Rights Reserved.
// This code released under the terms of the 
// Microsoft Public License (MS-PL, http://opensource.org/licenses/ms-pl.html.)

using System;
using Microsoft.Azure.WebJobs;
using Microsoft.Azure.WebJobs.Host;
using Microsoft.Azure.EventGrid.Models;
using Microsoft.Azure.WebJobs.Extensions.EventGrid;
using Microsoft.Extensions.Logging;
using Azure.Storage.Blobs;
using System.Net;
using System.Text;
using System.Threading.Tasks;


namespace FunctionFlow.NET
{
    public static class F2
    {
        [FunctionName("F2")]
        public static async Task Run([EventGridTrigger]EventGridEvent eventGridEvent, ILogger log)
        {
            
            string connectionString = Environment.GetEnvironmentVariable("AzureWebJobsStorage");
            string containerName = Environment.GetEnvironmentVariable("SINK_CONTAINER");
            string content = eventGridEvent.Data.ToString();
            string filename = $"mess{Guid.NewGuid().ToString()}";

            // create some footprint 
            BlobServiceClient blobServiceClient = new BlobServiceClient(connectionString);
            BlobContainerClient containerClient = blobServiceClient.GetBlobContainerClient(containerName);     
            BlobClient blobClient = containerClient.GetBlobClient(filename);
            System.IO.MemoryStream stream = new System.IO.MemoryStream(Encoding.UTF8.GetBytes(content));

            try{
                await blobClient.UploadAsync(stream);        
            }catch(Exception ex)
            {
                log.LogInformation($"Exception found {ex.Message}");
            }
                

            log.LogInformation($"F2 was called and saved a blob {filename}");
        }
    }
}