/// <summary>
/// 获取文件实际所在服务器的位置
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
private string GetFileFullPath(string fileName)
{
int fileID = FileHelper.GetFileId(fileName);
var file = entities.FsFile.Where(c => c.Id == fileID).SingleOrDefault();
var server = entities.FsServer.Where(c => c.IsMaster == "1").First();
if (!file.FileServerNames.Split(',').Contains(server.ServerName))
{
string serverName = file.FileServerNames.Split(',').First();
server = entities.FsServer.Where(c => c.ServerName == serverName).SingleOrDefault();
}
FileService.InnerService innerService = new FileService.InnerService();
innerService.Url = server.HttpUrl;
foreach (var item in entities.FsRootFolder.Where(c => c.ServerId == server.Id).ToArray())
{
string fileFullPath = FileHelper.GetFileFullPath(item.RootFolderPath, file.Name, file.Guid, item.AllowEncrypt == "1");
if (FileHelper.FileExist(fileFullPath))
{
string currentFsServerName = System.Configuration.ConfigurationManager.AppSettings["FS_ServerName"];
return(entities.FsServer.Where(c => c.ServerName == currentFsServerName).SingleOrDefault().HttpUrl + "@" + fileFullPath);
}
else if (innerService.ExistFile(fileFullPath))
{
return(server.HttpUrl + "@" + fileFullPath);
}
}
//throw new Exception(string.Format("文件'{0}'在服务器'{1}'上不存在", file.Name, server.ServerName));
return("@");
}
/// <summary>
/// 本地化文件，仅供主服务器调用
/// </summary>
/// <param name="fileName"></param>
public MasterService.FsFileInfo LocalizeFile(string fileName)
{
MasterService.FsFileInfo fileInfo = masterService.GetFileInfo(fileName, FileStoreConfig.FileServerName);
string localFilePath = GetLocalFilePath(fileInfo.FileFullPathList);
if (localFilePath != "")
{
fileInfo.FileFullPath = localFilePath;
return(fileInfo);
}
FileService.InnerService innerService = new FileService.InnerService();
innerService.Url = fileInfo.SrcFileServiceUrl;
int pos = 0;
int length = 1024 * 1024;
byte[] bytes = innerService.GetFileBytes(fileInfo.SrcFileFullPath, pos, length);
while (bytes.Length > 0)
{
FileHelper.SaveFile(fileInfo.FileFullPath, bytes, fileInfo.FileSize, pos);
pos += length;
bytes = innerService.GetFileBytes(fileInfo.SrcFileFullPath, pos, length);
}
masterService.UpdateFileServerNames(fileName, FileStoreConfig.FileServerName);
return(fileInfo);
}
/// <summary>
/// 本地化文件，仅供主服务器调用
/// </summary>
/// <param name="fileName"></param>
public MasterService.FsFileInfo LocalizeFile(string fileName)
{
MasterService.FsFileInfo fileInfo = masterService.GetFileInfo(fileName, FileStoreConfig.FileServerName);
//判断文件是否在本地
if (File.Exists(fileInfo.SrcFileFullPath))
{
fileInfo.FileFullPath = fileInfo.SrcFileFullPath;
return(fileInfo);
}
string localFilePath = GetLocalFilePath(fileInfo.FileFullPathList);
if (localFilePath != "")
{
fileInfo.FileFullPath = localFilePath;
return(fileInfo);
}
if (string.IsNullOrEmpty(fileInfo.SrcFileServiceUrl))
{
throw new Exception("所有服务器上没有找到物理文件【" + fileName + "】");
}
FileService.InnerService innerService = new FileService.InnerService();
innerService.Url = fileInfo.SrcFileServiceUrl;
int pos = 0;
int length = 1024 * 1024;
byte[] bytes = innerService.GetFileBytes(fileInfo.SrcFileFullPath, pos, length);
while (bytes.Length > 0)
{
FileHelper.SaveFile(fileInfo.FileFullPath, bytes, fileInfo.FileSize, pos);
pos += length;
bytes = innerService.GetFileBytes(fileInfo.SrcFileFullPath, pos, length);
}
masterService.UpdateFileServerNames(fileName, FileStoreConfig.FileServerName);
return(fileInfo);
}
public void DeletePhysicalFile(string fileName)
{
int fileID = FileHelper.GetFileId(fileName);
var file = entities.FsFile.Where(c => c.Id == fileID).SingleOrDefault();
FileService.InnerService innerService = new FileService.InnerService();
foreach (var item in entities.FsServer.ToList())
{
//记录日志
logFO.AddLog(fileName, "DeletePhysicalFile", "");
innerService.Url = item.HttpUrl;
var rootFolder = GetAvailableRootFolder(item.ServerName, file.Src, file.ExtName);
innerService.DeletePhysicalFile(FileHelper.GetFileFullPath(rootFolder.RootFolderPath, file.Name, file.Guid, rootFolder.AllowEncrypt == "1"));
}
}
