AmazonStorageConfiguration.cs

using System;
using SnD.Sdk.Extensions.Environment.Hosting;

namespace Snd.Sdk.Storage.Providers.Configurations
{
    /// <summary>
    /// Configuration for AWS S3.
    /// </summary>
    public sealed class AmazonStorageConfiguration
    {
        /// <summary>
        /// AWS access key.
        /// </summary>
        public string AccessKey { get; init; }

        /// <summary>
        /// AWS secret key.
        /// </summary>
        public string SecretKey { get; init; }

        /// <summary>
        /// AWS service URL.
        /// </summary>
        public Uri ServiceUrl { get; init; }

        /// <summary>
        /// API region.
        /// </summary>
        public string AuthenticationRegion { get; init; }

        /// <summary>
        /// Signing algorithm version (v2/v4).
        /// </summary>
        public string SignatureVersion { get; init; }

        /// <summary>
        /// Force HTTP protocol.
        /// </summary>
        public bool UseHttp => ServiceUrl.Scheme == "http";

        /// <summary>
        /// Initialize from environment variables.
        /// </summary>
        /// <returns></returns>
        public static AmazonStorageConfiguration CreateFromEnv()
        {
            return new AmazonStorageConfiguration
            {
                AccessKey = EnvironmentExtensions.GetDomainEnvironmentVariable("AWS_ACCESS_KEY_ID"),
                SecretKey = EnvironmentExtensions.GetDomainEnvironmentVariable("AWS_SECRET_ACCESS_KEY"),
                ServiceUrl = new Uri(EnvironmentExtensions.GetDomainEnvironmentVariable("AWS_ENDPOINT_URL")),
                AuthenticationRegion = EnvironmentExtensions.GetDomainEnvironmentVariable("AWS_REGION"),
                SignatureVersion = EnvironmentExtensions.GetDomainEnvironmentVariable("AWS_SIGNATURE_VERSION", "v4")
            };
        }
    }
}