private void button1_Click(object sender, EventArgs e)
{
var config = FastDfsManager.GetConfigSection();
ConnectionManager.InitializeForConfigSection(config);
storageNode = FastDFSClient.GetStorageNode(config.GroupName);
textBox1.Text = FastDFSClient.UploadFile(storageNode, File.ReadAllBytes("test.jpg"), "jpg");
}
/// <summary>
/// 获取文件信息
/// </summary>
/// <param name="storageNode">GetStorageNode方法返回的存储节点</param>
/// <param name="fileName">文件名</param>
/// <returns></returns>
public static FDFSFileInfo GetFileInfo(StorageNode storageNode, string fileName)
{
var storageReqeust = QUERY_FILE_INFO.Instance.GetRequest(storageNode.EndPoint, storageNode.GroupName, fileName);
var result = new FDFSFileInfo(storageReqeust.GetResponse());
return result;
}
/// <summary>
/// 增量下载文件
/// </summary>
/// <param name="storageNode">GetStorageNode方法返回的存储节点</param>
/// <param name="fileName">文件名</param>
/// <param name="offset">从文件起始点的偏移量</param>
/// <param name="length">要读取的字节数</param>
/// <returns>文件内容</returns>
public static byte[] DownloadFile(StorageNode storageNode, string fileName, long offset, long length)
{
var storageReqeust = DOWNLOAD_FILE.Instance.GetRequest(storageNode.EndPoint, offset, length, storageNode.GroupName, fileName);
var storageResponse = new DOWNLOAD_FILE.Response(storageReqeust.GetResponse());
return storageResponse.Content;
}
/// <summary>
/// 初始化连接
/// </summary>
/// <param name="config"></param>
public void Init(FastDfsConfig config)
{
try
{
ConnectionManager.InitializeForConfigSection(config);
storageNode = FastDFSClient.GetStorageNode(config.GroupName);
}
catch (Exception ex)
{
File.AppendAllText(DateTime.Now.ToShortDateString() + ".log",ex.Message);
throw;
}
}
/// <summary>
/// 修改组
/// </summary>
/// <param name="groupName"></param>
public void ChangeGroup(string groupName)
{
storageNode = FastDFSClient.GetStorageNode(groupName);
}
/// <summary>
/// 获取存储节点
/// </summary>
/// <param name="groupName">组名</param>
/// <returns>存储节点实体类</returns>
public static StorageNode GetStorageNode(string groupName)
{
var trackerRequest = QUERY_STORE_WITH_GROUP_ONE.Instance.GetRequest(groupName);
var trackerResponse = new QUERY_STORE_WITH_GROUP_ONE.Response(trackerRequest.GetResponse());
var storeEndPoint = new IPEndPoint(IPAddress.Parse(trackerResponse.IpStr), trackerResponse.Port);
var result = new StorageNode
{
GroupName = trackerResponse.GroupName,
EndPoint = storeEndPoint,
StorePathIndex = trackerResponse.StorePathIndex
};
return result;
}
/// <summary>
/// 上传文件
/// </summary>
/// <param name="storageNode">GetStorageNode方法返回的存储节点</param>
/// <param name="contentByte">文件内容</param>
/// <param name="fileExt">文件扩展名(注意:不包含".")</param>
/// <returns>文件名</returns>
public static string UploadFile(StorageNode storageNode, byte[] contentByte, string fileExt)
{
var storageReqeust = UPLOAD_FILE.Instance.GetRequest(storageNode.EndPoint, storageNode.StorePathIndex, contentByte.Length, fileExt, contentByte);
var storageResponse = new UPLOAD_FILE.Response(storageReqeust.GetResponse());
return storageResponse.FileName;
}
