cmdline/acqprogress.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: acqprogress.cc,v 1.13 1999/04/20 05:59:29 jgg Exp $
   4 /* ######################################################################
   5
   6    Acquire Progress - Command line progress meter
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10 // Include files                                                        /*{{{*/
  11 #include "acqprogress.h"
  12 #include <apt-pkg/acquire-item.h>
  13 #include <apt-pkg/acquire-worker.h>
  14 #include <apt-pkg/strutl.h>
  15
  16 #include <stdio.h>
  17 #include <signal.h>
  18                                                                         /*}}}*/
  19
  20 // AcqTextStatus::AcqTextStatus - Constructor                           /*{{{*/
  21 // ---------------------------------------------------------------------
  22 /* */
  23 AcqTextStatus::AcqTextStatus(unsigned int &ScreenWidth,unsigned int Quiet) :
  24     ScreenWidth(ScreenWidth), Quiet(Quiet)
  25 {
  26 }
  27                                                                         /*}}}*/
  28 // AcqTextStatus::Start - Downloading has started                       /*{{{*/
  29 // ---------------------------------------------------------------------
  30 /* */
  31 void AcqTextStatus::Start()
  32 {
  33    pkgAcquireStatus::Start();
  34    BlankLine[0] = 0;
  35    ID = 1;
  36 };
  37                                                                         /*}}}*/
  38 // AcqTextStatus::IMSHit - Called when an item got a HIT response       /*{{{*/
  39 // ---------------------------------------------------------------------
  40 /* */
  41 void AcqTextStatus::IMSHit(pkgAcquire::ItemDesc &Itm)
  42 {
  43    if (Quiet > 1)
  44       return;
  45
  46    if (Quiet <= 0)
  47       cout << '\r' << BlankLine << '\r';
  48
  49    cout << "Hit " << Itm.Description;
  50    if (Itm.Owner->FileSize != 0)
  51       cout << " [" << SizeToStr(Itm.Owner->FileSize) << "b]";
  52    cout << endl;
  53    Update = true;
  54 };
  55                                                                         /*}}}*/
  56 // AcqTextStatus::Fetch - An item has started to download               /*{{{*/
  57 // ---------------------------------------------------------------------
  58 /* This prints out the short description and the expected size */
  59 void AcqTextStatus::Fetch(pkgAcquire::ItemDesc &Itm)
  60 {
  61    Update = true;
  62    if (Itm.Owner->Complete == true)
  63       return;
  64
  65    Itm.Owner->ID = ID++;
  66
  67    if (Quiet > 1)
  68       return;
  69
  70    if (Quiet <= 0)
  71       cout << '\r' << BlankLine << '\r';
  72
  73    cout << "Get:" << Itm.Owner->ID << ' ' << Itm.Description;
  74    if (Itm.Owner->FileSize != 0)
  75       cout << " [" << SizeToStr(Itm.Owner->FileSize) << "b]";
  76    cout << endl;
  77 };
  78                                                                         /*}}}*/
  79 // AcqTextStatus::Done - Completed a download                           /*{{{*/
  80 // ---------------------------------------------------------------------
  81 /* We don't display anything... */
  82 void AcqTextStatus::Done(pkgAcquire::ItemDesc &Itm)
  83 {
  84    Update = true;
  85 };
  86                                                                         /*}}}*/
  87 // AcqTextStatus::Fail - Called when an item fails to download          /*{{{*/
  88 // ---------------------------------------------------------------------
  89 /* We print out the error text  */
  90 void AcqTextStatus::Fail(pkgAcquire::ItemDesc &Itm)
  91 {
  92    if (Quiet > 1)
  93       return;
  94
  95    if (Quiet <= 0)
  96       cout << '\r' << BlankLine << '\r';
  97
  98    if (Itm.Owner->Status == pkgAcquire::Item::StatDone)
  99    {
 100       cout << "Ign " << Itm.Description << endl;
 101    }
 102    else
 103    {
 104       cout << "Err " << Itm.Description << endl;
 105       cout << "  " << Itm.Owner->ErrorText << endl;
 106    }
 107
 108    Update = true;
 109 };
 110                                                                         /*}}}*/
 111 // AcqTextStatus::Stop - Finished downloading                           /*{{{*/
 112 // ---------------------------------------------------------------------
 113 /* This prints out the bytes downloaded and the overall average line
 114    speed */
 115 void AcqTextStatus::Stop()
 116 {
 117    pkgAcquireStatus::Stop();
 118    if (Quiet > 1)
 119       return;
 120
 121    if (Quiet <= 0)
 122       cout << '\r' << BlankLine << '\r';
 123
 124    if (FetchedBytes != 0)
 125       cout << "Fetched " << SizeToStr(FetchedBytes) << "b in " <<
 126          TimeToStr(ElapsedTime) << " (" << SizeToStr(CurrentCPS) <<
 127          "b/s)" << endl;
 128 }
 129                                                                         /*}}}*/
 130 // AcqTextStatus::Pulse - Regular event pulse                           /*{{{*/
 131 // ---------------------------------------------------------------------
 132 /* This draws the current progress. Each line has an overall percent
 133    meter and a per active item status meter along with an overall
 134    bandwidth and ETA indicator. */
 135 void AcqTextStatus::Pulse(pkgAcquire *Owner)
 136 {
 137    if (Quiet > 0)
 138       return;
 139
 140    pkgAcquireStatus::Pulse(Owner);
 141
 142    enum {Long = 0,Medium,Short} Mode = Long;
 143
 144    char Buffer[300];
 145    char *End = Buffer + sizeof(Buffer);
 146    char *S = Buffer;
 147
 148    // Put in the percent done
 149    sprintf(S,"%ld%%",long(double((CurrentBytes + CurrentItems)*100.0)/double(TotalBytes+TotalItems)));
 150
 151    bool Shown = false;
 152    for (pkgAcquire::Worker *I = Owner->WorkersBegin(); I != 0;
 153         I = Owner->WorkerStep(I))
 154    {
 155       S += strlen(S);
 156
 157       // There is no item running
 158       if (I->CurrentItem == 0)
 159       {
 160          if (I->Status.empty() == false)
 161          {
 162             snprintf(S,End-S," [%s]",I->Status.c_str());
 163             Shown = true;
 164          }
 165
 166          continue;
 167       }
 168
 169       Shown = true;
 170
 171       // Add in the short description
 172       if (I->CurrentItem->Owner->ID != 0)
 173          snprintf(S,End-S," [%lu %s",I->CurrentItem->Owner->ID,
 174                   I->CurrentItem->ShortDesc.c_str());
 175       else
 176          snprintf(S,End-S," [%s",I->CurrentItem->ShortDesc.c_str());
 177       S += strlen(S);
 178
 179       // Show the short mode string
 180       if (I->CurrentItem->Owner->Mode != 0)
 181       {
 182          snprintf(S,End-S," %s",I->CurrentItem->Owner->Mode);
 183          S += strlen(S);
 184       }
 185
 186       // Add the current progress
 187       if (Mode == Long)
 188          snprintf(S,End-S," %lu",I->CurrentSize);
 189       else
 190       {
 191          if (Mode == Medium || I->TotalSize == 0)
 192             snprintf(S,End-S," %sb",SizeToStr(I->CurrentSize).c_str());
 193       }
 194       S += strlen(S);
 195
 196       // Add the total size and percent
 197       if (I->TotalSize > 0 && I->CurrentItem->Owner->Complete == false)
 198       {
 199          if (Mode == Short)
 200             snprintf(S,End-S," %lu%%",
 201                      long(double(I->CurrentSize*100.0)/double(I->TotalSize)));
 202          else
 203             snprintf(S,End-S,"/%sb %lu%%",SizeToStr(I->TotalSize).c_str(),
 204                      long(double(I->CurrentSize*100.0)/double(I->TotalSize)));
 205       }
 206       S += strlen(S);
 207       snprintf(S,End-S,"]");
 208    }
 209
 210    // Show something..
 211    if (Shown == false)
 212       snprintf(S,End-S," [Working]");
 213
 214    /* Put in the ETA and cps meter, block off signals to prevent strangeness
 215       during resizing */
 216    sigset_t Sigs,OldSigs;
 217    sigemptyset(&Sigs);
 218    sigaddset(&Sigs,SIGWINCH);
 219    sigprocmask(SIG_BLOCK,&Sigs,&OldSigs);
 220
 221    if (CurrentCPS != 0)
 222    {
 223       char Tmp[300];
 224       unsigned long ETA = (unsigned long)((TotalBytes - CurrentBytes)/CurrentCPS);
 225       sprintf(Tmp," %sb/s %s",SizeToStr(CurrentCPS).c_str(),TimeToStr(ETA).c_str());
 226       unsigned int Len = strlen(Buffer);
 227       unsigned int LenT = strlen(Tmp);
 228       if (Len + LenT < ScreenWidth)
 229       {
 230          memset(Buffer + Len,' ',ScreenWidth - Len);
 231          strcpy(Buffer + ScreenWidth - LenT,Tmp);
 232       }
 233    }
 234    Buffer[ScreenWidth] = 0;
 235    BlankLine[ScreenWidth] = 0;
 236    sigprocmask(SIG_UNBLOCK,&OldSigs,0);
 237
 238    // Draw the current status
 239    if (strlen(Buffer) == strlen(BlankLine))
 240       cout << '\r' << Buffer << flush;
 241    else
 242       cout << '\r' << BlankLine << '\r' << Buffer << flush;
 243    memset(BlankLine,' ',strlen(Buffer));
 244    BlankLine[strlen(Buffer)] = 0;
 245
 246    Update = false;
 247 }
 248                                                                         /*}}}*/
 249 // AcqTextStatus::MediaChange - Media need to be swapped                /*{{{*/
 250 // ---------------------------------------------------------------------
 251 /* Prompt for a media swap */
 252 bool AcqTextStatus::MediaChange(string Media,string Drive)
 253 {
 254    if (Quiet <= 0)
 255       cout << '\r' << BlankLine << '\r';
 256    cout << "Media Change: Please insert the disc labeled '" << Media << "' in "\
 257            "the drive '" << Drive << "' and press enter" << endl;
 258
 259    char C = 0;
 260    while (C != '\n' && C != '\r')
 261       read(STDIN_FILENO,&C,1);
 262
 263    Update = true;
 264    return true;
 265 }
 266                                                                         /*}}}*/