/// <summary>
/// Fetches a file from the server 'serverPath' weith pdb signature path 'pdbSigPath' and places it in its
/// correct location in 'symbolCacheDir' Will return the path of the cached copy if it succeeds, null otherwise.
///
/// You should probably be using GetFileFromServer
/// </summary>
/// <param name="serverPath">path to server (eg. \\symbols\symbols or http://symweb) </param>
/// <param name="pdbIndexPath">pdb path with signature (e.g clr.pdb/1E18F3E494DC464B943EA90F23E256432/clr.pdb)</param>
/// <param name="symbolCacheDir">path to the symbol cache where files are fetched (e.g. %TEMP%\symbols) </param>
/// <param name="notification">A callback to provide progress updates.</param>
private string GetPhysicalFileFromServer(string serverPath, string pdbIndexPath, string symbolCacheDir, ISymbolNotification notification)
{
if (string.IsNullOrEmpty(serverPath))
return null;
var fullDestPath = Path.Combine(symbolCacheDir, pdbIndexPath);
if (!File.Exists(fullDestPath))
{
if (serverPath.StartsWith("http:"))
{
var fullUri = serverPath + "/" + pdbIndexPath.Replace('\\', '/');
try
{
var req = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(fullUri);
req.UserAgent = "Microsoft-Symbol-Server/6.13.0009.1140";
var responce = req.GetResponse();
var fromStream = responce.GetResponseStream();
var dirName = Path.GetDirectoryName(fullDestPath);
notification.FoundSymbolOnPath(fullUri);
CopyStreamToFile(fromStream, fullUri, fullDestPath, notification);
}
catch (Exception e)
{
notification.ProbeFailed(fullUri);
_log.WriteLine("Probe of {0} failed: {1}", fullUri, e.Message);
return null;
}
}
else
{
var fullSrcPath = Path.Combine(serverPath, pdbIndexPath);
if (!File.Exists(fullSrcPath))
return null;
Directory.CreateDirectory(Path.GetDirectoryName(fullDestPath));
File.Copy(fullSrcPath, fullDestPath);
notification.FoundSymbolInCache(fullDestPath);
}
}
else
{
notification.FoundSymbolInCache(fullDestPath);
}
return fullDestPath;
}
