使用 Amazon SDK for .NET 的 S3 Glacier 示例

using Amazon.Glacier;
using Amazon.Glacier.Model;

namespace GlacierActions;

public static class HelloGlacier
{
    static async Task Main()
    {
        var glacierService = new AmazonGlacierClient();

        Console.WriteLine("Hello Amazon Glacier!");
        Console.WriteLine("Let's list your Glacier vaults:");

        // You can use await and any of the async methods to get a response.
        // Let's get the vaults using a paginator.
        var glacierVaultPaginator = glacierService.Paginators.ListVaults(
            new ListVaultsRequest { AccountId = "-" });

        await foreach (var vault in glacierVaultPaginator.VaultList)
        {
            Console.WriteLine($"{vault.CreationDate}:{vault.VaultName}, ARN:{vault.VaultARN}");
        }
    }
}

    /// <summary>
    /// Add tags to the items in an Amazon S3 Glacier vault.
    /// </summary>
    /// <param name="vaultName">The name of the vault to add tags to.</param>
    /// <param name="key">The name of the object to tag.</param>
    /// <param name="value">The tag value to add.</param>
    /// <returns>A Boolean value indicating the success of the action.</returns>
    public async Task<bool> AddTagsToVaultAsync(string vaultName, string key, string value)
    {
        var request = new AddTagsToVaultRequest
        {
            Tags = new Dictionary<string, string>
                {
                    { key, value },
                },
            AccountId = "-",
            VaultName = vaultName,
        };

        var response = await _glacierService.AddTagsToVaultAsync(request);
        return response.HttpStatusCode == HttpStatusCode.NoContent;
    }

    /// <summary>
    /// Create an Amazon S3 Glacier vault.
    /// </summary>
    /// <param name="vaultName">The name of the vault to create.</param>
    /// <returns>A Boolean value indicating the success of the action.</returns>
    public async Task<bool> CreateVaultAsync(string vaultName)
    {
        var request = new CreateVaultRequest
        {
            // Setting the AccountId to "-" means that
            // the account associated with the current
            // account will be used.
            AccountId = "-",
            VaultName = vaultName,
        };

        var response = await _glacierService.CreateVaultAsync(request);

        Console.WriteLine($"Created {vaultName} at: {response.Location}");

        return response.HttpStatusCode == HttpStatusCode.Created;
    }

    /// <summary>
    /// Describe an Amazon S3 Glacier vault.
    /// </summary>
    /// <param name="vaultName">The name of the vault to describe.</param>
    /// <returns>The Amazon Resource Name (ARN) of the vault.</returns>
    public async Task<string> DescribeVaultAsync(string vaultName)
    {
        var request = new DescribeVaultRequest
        {
            AccountId = "-",
            VaultName = vaultName,
        };

        var response = await _glacierService.DescribeVaultAsync(request);

        // Display the information about the vault.
        Console.WriteLine($"{response.VaultName}\tARN: {response.VaultARN}");
        Console.WriteLine($"Created on: {response.CreationDate}\tNumber of Archives: {response.NumberOfArchives}\tSize (in bytes): {response.SizeInBytes}");
        if (response.LastInventoryDate != DateTime.MinValue)
        {
            Console.WriteLine($"Last inventory: {response.LastInventoryDate}");
        }

        return response.VaultARN;
    }

此示例使用 ArchiveTransferManager 类。有关 API 的详细信息，请参阅ArchiveTransferManager。

    /// <summary>
    /// Download an archive from an Amazon S3 Glacier vault using the Archive
    /// Transfer Manager.
    /// </summary>
    /// <param name="vaultName">The name of the vault containing the object.</param>
    /// <param name="archiveId">The Id of the archive to download.</param>
    /// <param name="localFilePath">The local directory where the file will
    /// be stored after download.</param>
    /// <returns>Async Task.</returns>
    public async Task<bool> DownloadArchiveWithArchiveManagerAsync(string vaultName, string archiveId, string localFilePath)
    {
        try
        {
            var manager = new ArchiveTransferManager(_glacierService);

            var options = new DownloadOptions
            {
                StreamTransferProgress = Progress!,
            };

            // Download an archive.
            Console.WriteLine("Initiating the archive retrieval job and then polling SQS queue for the archive to be available.");
            Console.WriteLine("When the archive is available, downloading will begin.");
            await manager.DownloadAsync(vaultName, archiveId, localFilePath, options);

            return true;
        }
        catch (AmazonGlacierException ex)
        {
            Console.WriteLine(ex.Message);
            return false;
        }
    }

    /// <summary>
    /// Event handler to track the progress of the Archive Transfer Manager.
    /// </summary>
    /// <param name="sender">The object that raised the event.</param>
    /// <param name="args">The argument values from the object that raised the
    /// event.</param>
    static void Progress(object sender, StreamTransferProgressArgs args)
    {
        if (args.PercentDone != _currentPercentage)
        {
            _currentPercentage = args.PercentDone;
            Console.WriteLine($"Downloaded {_currentPercentage}%");
        }
    }

    /// <summary>
    /// List Amazon S3 Glacier jobs.
    /// </summary>
    /// <param name="vaultName">The name of the vault to list jobs for.</param>
    /// <returns>A list of Amazon S3 Glacier jobs.</returns>
    public async Task<List<GlacierJobDescription>> ListJobsAsync(string vaultName)
    {
        var request = new ListJobsRequest
        {
            // Using a hyphen "-" for the Account Id will
            // cause the SDK to use the Account Id associated
            // with the current account.
            AccountId = "-",
            VaultName = vaultName,
        };

        var response = await _glacierService.ListJobsAsync(request);

        return response.JobList;
    }

    /// <summary>
    /// List tags for an Amazon S3 Glacier vault.
    /// </summary>
    /// <param name="vaultName">The name of the vault to list tags for.</param>
    /// <returns>A dictionary listing the tags attached to each object in the
    /// vault and its tags.</returns>
    public async Task<Dictionary<string, string>> ListTagsForVaultAsync(string vaultName)
    {
        var request = new ListTagsForVaultRequest
        {
            // Using a hyphen "-" for the Account Id will
            // cause the SDK to use the Account Id associated
            // with the default user.
            AccountId = "-",
            VaultName = vaultName,
        };

        var response = await _glacierService.ListTagsForVaultAsync(request);

        return response.Tags;
    }

    /// <summary>
    /// List the Amazon S3 Glacier vaults associated with the current account.
    /// </summary>
    /// <returns>A list containing information about each vault.</returns>
    public async Task<List<DescribeVaultOutput>> ListVaultsAsync()
    {
        var glacierVaultPaginator = _glacierService.Paginators.ListVaults(
            new ListVaultsRequest { AccountId = "-" });
        var vaultList = new List<DescribeVaultOutput>();

        await foreach (var vault in glacierVaultPaginator.VaultList)
        {
            vaultList.Add(vault);
        }

        return vaultList;
    }

    /// <summary>
    /// Upload an object to an Amazon S3 Glacier vault.
    /// </summary>
    /// <param name="vaultName">The name of the Amazon S3 Glacier vault to upload
    /// the archive to.</param>
    /// <param name="archiveFilePath">The file path of the archive to upload to the vault.</param>
    /// <returns>A Boolean value indicating the success of the action.</returns>
    public async Task<string> UploadArchiveWithArchiveManager(string vaultName, string archiveFilePath)
    {
        try
        {
            var manager = new ArchiveTransferManager(_glacierService);

            // Upload an archive.
            var response = await manager.UploadAsync(vaultName, "upload archive test", archiveFilePath);
            return response.ArchiveId;
        }
        catch (AmazonGlacierException ex)
        {
            Console.WriteLine(ex.Message);
            return string.Empty;
        }
    }