methods/mirror.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/// $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $
   3 // $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $
   4 /* ######################################################################
   5
   6    MIRROR Aquire Method - This is the MIRROR aquire method for APT.
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10
  11 #ifndef APT_MIRROR_H
  12 #define APT_MIRROR_H
  13
  14
  15 #include <iostream>
  16
  17 using std::cout;
  18 using std::cerr;
  19 using std::endl;
  20
  21 #include "http.h"
  22
  23 class MirrorMethod : public HttpMethod
  24 {
  25    FetchResult Res;
  26    // we simply transform between BaseUri and Mirror
  27    string BaseUri;    // the original mirror://... url
  28    string Mirror;     // the selected mirror uri (http://...)
  29    vector<string> AllMirrors; // all available mirrors
  30    string MirrorFile; // the file that contains the list of mirrors
  31    bool DownloadedMirrorFile; // already downloaded this session
  32    string Dist;       // the target distrubtion (e.g. sid, oneiric)
  33
  34    bool Debug;
  35
  36  protected:
  37    bool DownloadMirrorFile(string uri);
  38    bool RandomizeMirrorFile(string file);
  39    string GetMirrorFileName(string uri);
  40    bool InitMirrors();
  41    bool TryNextMirror();
  42    void CurrentQueueUriToMirror();
  43    bool Clean(string dir);
  44
  45    // we need to overwrite those to transform the url back
  46    virtual void Fail(string Why, bool Transient = false);
  47    virtual void URIStart(FetchResult &Res);
  48    virtual void URIDone(FetchResult &Res,FetchResult *Alt = 0);
  49    virtual bool Configuration(string Message);
  50
  51  public:
  52    MirrorMethod();
  53    virtual bool Fetch(FetchItem *Itm);
  54 };
  55
  56
  57 #endif