cmdline/acqprogress.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: acqprogress.cc,v 1.18 1999/10/18 03:18:40 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 #include <apt-pkg/error.h>
  16
  17 #include <stdio.h>
  18 #include <signal.h>
  19                                                                         /*}}}*/
  20
  21 // AcqTextStatus::AcqTextStatus - Constructor                           /*{{{*/
  22 // ---------------------------------------------------------------------
  23 /* */
  24 AcqTextStatus::AcqTextStatus(unsigned int &ScreenWidth,unsigned int Quiet) :
  25     ScreenWidth(ScreenWidth), Quiet(Quiet)
  26 {
  27 }
  28                                                                         /*}}}*/
  29 // AcqTextStatus::Start - Downloading has started                       /*{{{*/
  30 // ---------------------------------------------------------------------
  31 /* */
  32 void AcqTextStatus::Start()
  33 {
  34    pkgAcquireStatus::Start();
  35    BlankLine[0] = 0;
  36    ID = 1;
  37 };
  38                                                                         /*}}}*/
  39 // AcqTextStatus::IMSHit - Called when an item got a HIT response       /*{{{*/
  40 // ---------------------------------------------------------------------
  41 /* */
  42 void AcqTextStatus::IMSHit(pkgAcquire::ItemDesc &Itm)
  43 {
  44    if (Quiet > 1)
  45       return;
  46
  47    if (Quiet <= 0)
  48       cout << '\r' << BlankLine << '\r';
  49
  50    cout << "Hit " << Itm.Description;
  51    if (Itm.Owner->FileSize != 0)
  52       cout << " [" << SizeToStr(Itm.Owner->FileSize) << "B]";
  53    cout << endl;
  54    Update = true;
  55 };
  56                                                                         /*}}}*/
  57 // AcqTextStatus::Fetch - An item has started to download               /*{{{*/
  58 // ---------------------------------------------------------------------
  59 /* This prints out the short description and the expected size */
  60 void AcqTextStatus::Fetch(pkgAcquire::ItemDesc &Itm)
  61 {
  62    Update = true;
  63    if (Itm.Owner->Complete == true)
  64       return;
  65
  66    Itm.Owner->ID = ID++;
  67
  68    if (Quiet > 1)
  69       return;
  70
  71    if (Quiet <= 0)
  72       cout << '\r' << BlankLine << '\r';
  73
  74    cout << "Get:" << Itm.Owner->ID << ' ' << Itm.Description;
  75    if (Itm.Owner->FileSize != 0)
  76       cout << " [" << SizeToStr(Itm.Owner->FileSize) << "B]";
  77    cout << endl;
  78 };
  79                                                                         /*}}}*/
  80 // AcqTextStatus::Done - Completed a download                           /*{{{*/
  81 // ---------------------------------------------------------------------
  82 /* We don't display anything... */
  83 void AcqTextStatus::Done(pkgAcquire::ItemDesc &Itm)
  84 {
  85    Update = true;
  86 };
  87                                                                         /*}}}*/
  88 // AcqTextStatus::Fail - Called when an item fails to download          /*{{{*/
  89 // ---------------------------------------------------------------------
  90 /* We print out the error text  */
  91 void AcqTextStatus::Fail(pkgAcquire::ItemDesc &Itm)
  92 {
  93    if (Quiet > 1)
  94       return;
  95
  96    if (Itm.Owner->Status == pkgAcquire::Item::StatIdle)
  97       return;
  98
  99    if (Quiet <= 0)
 100       cout << '\r' << BlankLine << '\r';
 101
 102    if (Itm.Owner->Status == pkgAcquire::Item::StatDone)
 103    {
 104       cout << "Ign " << Itm.Description << endl;
 105    }
 106    else
 107    {
 108       cout << "Err " << Itm.Description << endl;
 109       cout << "  " << Itm.Owner->ErrorText << endl;
 110    }
 111
 112    Update = true;
 113 };
 114                                                                         /*}}}*/
 115 // AcqTextStatus::Stop - Finished downloading                           /*{{{*/
 116 // ---------------------------------------------------------------------
 117 /* This prints out the bytes downloaded and the overall average line
 118    speed */
 119 void AcqTextStatus::Stop()
 120 {
 121    pkgAcquireStatus::Stop();
 122    if (Quiet > 1)
 123       return;
 124
 125    if (Quiet <= 0)
 126       cout << '\r' << BlankLine << '\r' << flush;
 127
 128    if (FetchedBytes != 0 && _error->PendingError() == false)
 129       cout << "Fetched " << SizeToStr(FetchedBytes) << "B in " <<
 130          TimeToStr(ElapsedTime) << " (" << SizeToStr(CurrentCPS) <<
 131          "B/s)" << endl;
 132 }
 133                                                                         /*}}}*/
 134 // AcqTextStatus::Pulse - Regular event pulse                           /*{{{*/
 135 // ---------------------------------------------------------------------
 136 /* This draws the current progress. Each line has an overall percent
 137    meter and a per active item status meter along with an overall
 138    bandwidth and ETA indicator. */
 139 bool AcqTextStatus::Pulse(pkgAcquire *Owner)
 140 {
 141    if (Quiet > 0)
 142       return true;
 143
 144    pkgAcquireStatus::Pulse(Owner);
 145
 146    enum {Long = 0,Medium,Short} Mode = Long;
 147
 148    char Buffer[300];
 149    char *End = Buffer + sizeof(Buffer);
 150    char *S = Buffer;
 151
 152    // Put in the percent done
 153    sprintf(S,"%ld%%",long(double((CurrentBytes + CurrentItems)*100.0)/double(TotalBytes+TotalItems)));
 154
 155    bool Shown = false;
 156    for (pkgAcquire::Worker *I = Owner->WorkersBegin(); I != 0;
 157         I = Owner->WorkerStep(I))
 158    {
 159       S += strlen(S);
 160
 161       // There is no item running
 162       if (I->CurrentItem == 0)
 163       {
 164          if (I->Status.empty() == false)
 165          {
 166             snprintf(S,End-S," [%s]",I->Status.c_str());
 167             Shown = true;
 168          }
 169
 170          continue;
 171       }
 172
 173       Shown = true;
 174
 175       // Add in the short description
 176       if (I->CurrentItem->Owner->ID != 0)
 177          snprintf(S,End-S," [%lu %s",I->CurrentItem->Owner->ID,
 178                   I->CurrentItem->ShortDesc.c_str());
 179       else
 180          snprintf(S,End-S," [%s",I->CurrentItem->ShortDesc.c_str());
 181       S += strlen(S);
 182
 183       // Show the short mode string
 184       if (I->CurrentItem->Owner->Mode != 0)
 185       {
 186          snprintf(S,End-S," %s",I->CurrentItem->Owner->Mode);
 187          S += strlen(S);
 188       }
 189
 190       // Add the current progress
 191       if (Mode == Long)
 192          snprintf(S,End-S," %lu",I->CurrentSize);
 193       else
 194       {
 195          if (Mode == Medium || I->TotalSize == 0)
 196             snprintf(S,End-S," %sB",SizeToStr(I->CurrentSize).c_str());
 197       }
 198       S += strlen(S);
 199
 200       // Add the total size and percent
 201       if (I->TotalSize > 0 && I->CurrentItem->Owner->Complete == false)
 202       {
 203          if (Mode == Short)
 204             snprintf(S,End-S," %lu%%",
 205                      long(double(I->CurrentSize*100.0)/double(I->TotalSize)));
 206          else
 207             snprintf(S,End-S,"/%sB %lu%%",SizeToStr(I->TotalSize).c_str(),
 208                      long(double(I->CurrentSize*100.0)/double(I->TotalSize)));
 209       }
 210       S += strlen(S);
 211       snprintf(S,End-S,"]");
 212    }
 213
 214    // Show something..
 215    if (Shown == false)
 216       snprintf(S,End-S," [Working]");
 217
 218    /* Put in the ETA and cps meter, block off signals to prevent strangeness
 219       during resizing */
 220    sigset_t Sigs,OldSigs;
 221    sigemptyset(&Sigs);
 222    sigaddset(&Sigs,SIGWINCH);
 223    sigprocmask(SIG_BLOCK,&Sigs,&OldSigs);
 224
 225    if (CurrentCPS != 0)
 226    {
 227       char Tmp[300];
 228       unsigned long ETA = (unsigned long)((TotalBytes - CurrentBytes)/CurrentCPS);
 229       sprintf(Tmp," %sB/s %s",SizeToStr(CurrentCPS).c_str(),TimeToStr(ETA).c_str());
 230       unsigned int Len = strlen(Buffer);
 231       unsigned int LenT = strlen(Tmp);
 232       if (Len + LenT < ScreenWidth)
 233       {
 234          memset(Buffer + Len,' ',ScreenWidth - Len);
 235          strcpy(Buffer + ScreenWidth - LenT,Tmp);
 236       }
 237    }
 238    Buffer[ScreenWidth] = 0;
 239    BlankLine[ScreenWidth] = 0;
 240    sigprocmask(SIG_UNBLOCK,&OldSigs,0);
 241
 242    // Draw the current status
 243    if (strlen(Buffer) == strlen(BlankLine))
 244       cout << '\r' << Buffer << flush;
 245    else
 246       cout << '\r' << BlankLine << '\r' << Buffer << flush;
 247    memset(BlankLine,' ',strlen(Buffer));
 248    BlankLine[strlen(Buffer)] = 0;
 249
 250    Update = false;
 251
 252    return true;
 253 }
 254                                                                         /*}}}*/
 255 // AcqTextStatus::MediaChange - Media need to be swapped                /*{{{*/
 256 // ---------------------------------------------------------------------
 257 /* Prompt for a media swap */
 258 bool AcqTextStatus::MediaChange(string Media,string Drive)
 259 {
 260    if (Quiet <= 0)
 261       cout << '\r' << BlankLine << '\r';
 262    cout << "Media Change: Please insert the disc labeled '" << Media << "' in "\
 263            "the drive '" << Drive << "' and press enter" << endl;
 264
 265    char C = 0;
 266    while (C != '\n' && C != '\r')
 267       read(STDIN_FILENO,&C,1);
 268
 269    Update = true;
 270    return true;
 271 }
 272                                                                         /*}}}*/