Windows 11 Professional
Visual Studio 2022 Community
.NET 8
Azure.Storage.Blobs 12.22.2

azurite.exe --skipApiVersionCheck

PS C:\Program Files\Microsoft Visual Studio\2022\Community\Common7\IDE\Extensions\Microsoft\Azure Storage Emulator> .\azurite.exe
Azurite Blob service is starting at http://127.0.0.1:10000
Exit due to unhandled error: Error: EPERM: operation not permitted, open 'C:\Program Files\Microsoft Visual Studio\2022\Community\Common7\IDE\Extensions\Microsoft\Azure Storage Emulator\__azurite_db_blob__.json~'
PS C:\Program Files\Microsoft Visual Studio\2022\Community\Common7\IDE\Extensions\Microsoft\Azure Storage Emulator>

{
    "ConnectionStrings": {
        "AzureStorageConnection": "DefaultEndpointsProtocol=http;AccountName=devstoreaccount1;AccountKey=Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==;BlobEndpoint=http://127.0.0.1:10000/devstoreaccount1;QueueEndpoint=http://127.0.0.1:10001/devstoreaccount1;TableEndpoint=http://127.0.0.1:10002/devstoreaccount1;"
    },
    "AzureStorage": {
        "ContainerName": "sample-container",
        "BlobSettings": {
            "PublicAccessLevel": "Blob"
        }
    },
    "Logging": {
        "LogLevel": {
            "Default": "Information",
            "Microsoft": "Warning",
            "Microsoft.Hosting.Lifetime": "Information"
        }
    }
}

using Azure.Storage.Blobs;
using Microsoft.Extensions.Configuration;

namespace AzureStorageSample.Context
{
    public class AzureStorageContext
    {
        public BlobServiceClient BlobServiceClient { get; }

        public AzureStorageContext(IConfiguration configuration)
        {
            // appsettings.jsonから接続文字列を取得
            string connectionString = configuration.GetConnectionString("AzureStorageConnection");
            BlobServiceClient = new BlobServiceClient(connectionString);
        }

        public BlobContainerClient GetBlobContainerClient(string containerName)
        {
            return BlobServiceClient.GetBlobContainerClient(containerName);
        }
    }
}

using AzureStorageSample.Context;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

namespace AzureStorageSample
{
    class Program
    {
        static async Task Main(string[] args)
        {
            // 設定ファイルの読み込み
            var configuration = new ConfigurationBuilder()
                .SetBasePath(Directory.GetCurrentDirectory())
                .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
                .Build();

            // サービスプロバイダーの構築
            var serviceProvider = new ServiceCollection()
                .AddSingleton<IConfiguration>(configuration)
                .AddSingleton<AzureStorageContext>()
                .BuildServiceProvider();

            // サービスの取得
            var context = serviceProvider.GetService<AzureStorageContext>();
            var containerClient = context.GetBlobContainerClient("sample-container");

            // コンテナが存在しない場合は作成
            await containerClient.CreateIfNotExistsAsync();
            Console.WriteLine("コンテナ 'sample-container' を作成しました。");

            // Blob操作のサンプル
            string localFilePath = "sample.txt";
            await File.WriteAllTextAsync(localFilePath, "Hello, Azure Blob Storage!");
            string blobName = Path.GetFileName(localFilePath);

            // sample.txtをコンテナにアップロードする
            var blobClient = containerClient.GetBlobClient(blobName);
            await blobClient.UploadAsync(localFilePath, true);
            Console.WriteLine($"'{blobName}' をアップロードしました。");
        }
    }
}