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[apt.git] / apt-pkg / install-progress.cc

diff --git a/apt-pkg/install-progress.cc b/apt-pkg/install-progress.cc
index dfe4fb18c98ab8a92f11bf3b8a8ca2533671bd5b..6c3e51b2cb6a53cbecee107a0ee63b0597400952 100644 (file)
--- a/apt-pkg/install-progress.cc
+++ b/apt-pkg/install-progress.cc
@@ -8,19 +8,21 @@
 #include <signal.h>
 #include <unistd.h>
 #include <iostream>
 #include <signal.h>
 #include <unistd.h>
 #include <iostream>

-#include <string>

 #include <vector>
 #include <sys/ioctl.h>
 #include <vector>
 #include <sys/ioctl.h>

-#include <sstream>

 #include <fcntl.h>
 #include <algorithm>
 #include <stdio.h>
 #include <fcntl.h>
 #include <algorithm>
 #include <stdio.h>

+#include <sstream>
+#include <cmath>

 
 #include <apti18n.h>
 
 namespace APT {
 namespace Progress {
 
 
 #include <apti18n.h>
 
 namespace APT {
 namespace Progress {
 

+PackageManager::PackageManager() : d(NULL), percentage(0.0), last_reported_progress(-1) {}
+PackageManager::~PackageManager() {}

 
 /* Return a APT::Progress::PackageManager based on the global
  * apt configuration (i.e. APT::Status-Fd and APT::Status-deb822-Fd)
 
 /* Return a APT::Progress::PackageManager based on the global
  * apt configuration (i.e. APT::Status-Fd and APT::Status-deb822-Fd)


@@ -63,10 +65,11 @@ bool PackageManager::StatusChanged(std::string /*PackageName*/,
 }
 
 PackageManagerProgressFd::PackageManagerProgressFd(int progress_fd)
 }
 
 PackageManagerProgressFd::PackageManagerProgressFd(int progress_fd)

-   : StepsDone(0), StepsTotal(1)
+   : d(NULL), StepsDone(0), StepsTotal(1)

 {
    OutStatusFd = progress_fd;
 }
 {
    OutStatusFd = progress_fd;
 }

+PackageManagerProgressFd::~PackageManagerProgressFd() {}

 
 void PackageManagerProgressFd::WriteToStatusFd(std::string s)
 {
 
 void PackageManagerProgressFd::WriteToStatusFd(std::string s)
 {


@@ -75,6 +78,18 @@ void PackageManagerProgressFd::WriteToStatusFd(std::string s)
    FileFd::Write(OutStatusFd, s.c_str(), s.size());   
 }
 
    FileFd::Write(OutStatusFd, s.c_str(), s.size());   
 }
 

+static std::string GetProgressFdString(char const * const status,
+      char const * const pkg, unsigned long long Done,
+      unsigned long long Total, char const * const msg)
+{
+   float const progress{Done / static_cast<float>(Total) * 100};
+   std::ostringstream str;
+   str.imbue(std::locale::classic());
+   str.precision(4);
+   str << status << ':' << pkg << ':' << std::fixed << progress << ':' << msg << '\n';
+   return str.str();
+}
+

 void PackageManagerProgressFd::StartDpkg()
 {
    if(OutStatusFd <= 0)
 void PackageManagerProgressFd::StartDpkg()
 {
    if(OutStatusFd <= 0)


@@ -85,12 +100,7 @@ void PackageManagerProgressFd::StartDpkg()
    fcntl(OutStatusFd,F_SETFD,FD_CLOEXEC); 
 
    // send status information that we are about to fork dpkg
    fcntl(OutStatusFd,F_SETFD,FD_CLOEXEC); 
 
    // send status information that we are about to fork dpkg

-   std::ostringstream status;
-   status << "pmstatus:dpkg-exec:" 
-          << (StepsDone/float(StepsTotal)*100.0) 
-          << ":" << _("Running dpkg")
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressFdString("pmstatus", "dpkg-exec", StepsDone, StepsTotal, _("Running dpkg")));

 }
 
 APT_CONST void PackageManagerProgressFd::Stop()
 }
 
 APT_CONST void PackageManagerProgressFd::Stop()


@@ -102,12 +112,8 @@ void PackageManagerProgressFd::Error(std::string PackageName,
                                      unsigned int TotalSteps,
                                      std::string ErrorMessage)
 {
                                      unsigned int TotalSteps,
                                      std::string ErrorMessage)
 {

-   std::ostringstream status;
-   status << "pmerror:" << PackageName
-          << ":"  << (StepsDone/float(TotalSteps)*100.0) 
-          << ":" << ErrorMessage
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressFdString("pmerror", PackageName.c_str(),
+           StepsDone, TotalSteps, ErrorMessage.c_str()));

 }
 
 void PackageManagerProgressFd::ConffilePrompt(std::string PackageName,
 }
 
 void PackageManagerProgressFd::ConffilePrompt(std::string PackageName,


@@ -115,12 +121,8 @@ void PackageManagerProgressFd::ConffilePrompt(std::string PackageName,
                                               unsigned int TotalSteps,
                                               std::string ConfMessage)
 {
                                               unsigned int TotalSteps,
                                               std::string ConfMessage)
 {

-   std::ostringstream status;
-   status << "pmconffile:" << PackageName
-          << ":"  << (StepsDone/float(TotalSteps)*100.0) 
-          << ":" << ConfMessage
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressFdString("pmconffile", PackageName.c_str(),
+           StepsDone, TotalSteps, ConfMessage.c_str()));

 }
 
 
 }
 
 


@@ -132,13 +134,8 @@ bool PackageManagerProgressFd::StatusChanged(std::string PackageName,
    StepsDone = xStepsDone;
    StepsTotal = xTotalSteps;
 
    StepsDone = xStepsDone;
    StepsTotal = xTotalSteps;
 

-   // build the status str
-   std::ostringstream status;
-   status << "pmstatus:" << StringSplit(PackageName, ":")[0]
-          << ":"  << (StepsDone/float(StepsTotal)*100.0) 
-          << ":" << pkg_action
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressFdString("pmstatus", StringSplit(PackageName, ":")[0].c_str(),
+           StepsDone, StepsTotal, pkg_action.c_str()));

 
    if(_config->FindB("Debug::APT::Progress::PackageManagerFd", false) == true)
       std::cerr << "progress: " << PackageName << " " << xStepsDone
 
    if(_config->FindB("Debug::APT::Progress::PackageManagerFd", false) == true)
       std::cerr << "progress: " << PackageName << " " << xStepsDone


@@ -151,29 +148,40 @@ bool PackageManagerProgressFd::StatusChanged(std::string PackageName,
 
 
 PackageManagerProgressDeb822Fd::PackageManagerProgressDeb822Fd(int progress_fd)
 
 
 PackageManagerProgressDeb822Fd::PackageManagerProgressDeb822Fd(int progress_fd)

-   : StepsDone(0), StepsTotal(1)
+   : d(NULL), StepsDone(0), StepsTotal(1)

 {
    OutStatusFd = progress_fd;
 }
 {
    OutStatusFd = progress_fd;
 }

+PackageManagerProgressDeb822Fd::~PackageManagerProgressDeb822Fd() {}

 
 void PackageManagerProgressDeb822Fd::WriteToStatusFd(std::string s)
 {
    FileFd::Write(OutStatusFd, s.c_str(), s.size());   
 }
 
 
 void PackageManagerProgressDeb822Fd::WriteToStatusFd(std::string s)
 {
    FileFd::Write(OutStatusFd, s.c_str(), s.size());   
 }
 

+static std::string GetProgressDeb822String(char const * const status,
+      char const * const pkg, unsigned long long Done,
+      unsigned long long Total, char const * const msg)
+{
+   float const progress{Done / static_cast<float>(Total) * 100};
+   std::ostringstream str;
+   str.imbue(std::locale::classic());
+   str.precision(4);
+   str << "Status: " << status << '\n';
+   if (pkg != nullptr)
+      str << "Package: " << pkg << '\n';
+   str << "Percent: " << std::fixed << progress << '\n'
+      << "Message: " << msg << "\n\n";
+   return str.str();
+}
+

 void PackageManagerProgressDeb822Fd::StartDpkg()
 {
    // FIXME: use SetCloseExec here once it taught about throwing
    //        exceptions instead of doing _exit(100) on failure
    fcntl(OutStatusFd,F_SETFD,FD_CLOEXEC); 
 
 void PackageManagerProgressDeb822Fd::StartDpkg()
 {
    // FIXME: use SetCloseExec here once it taught about throwing
    //        exceptions instead of doing _exit(100) on failure
    fcntl(OutStatusFd,F_SETFD,FD_CLOEXEC); 
 

-   // send status information that we are about to fork dpkg
-   std::ostringstream status;
-   status << "Status: " << "progress" << std::endl
-          << "Percent: " << (StepsDone/float(StepsTotal)*100.0) << std::endl
-          << "Message: " << _("Running dpkg") << std::endl
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressDeb822String("progress", nullptr, StepsDone, StepsTotal, _("Running dpkg")));

 }
 
 APT_CONST void PackageManagerProgressDeb822Fd::Stop()
 }
 
 APT_CONST void PackageManagerProgressDeb822Fd::Stop()


@@ -185,13 +193,7 @@ void PackageManagerProgressDeb822Fd::Error(std::string PackageName,
                                      unsigned int TotalSteps,
                                      std::string ErrorMessage)
 {
                                      unsigned int TotalSteps,
                                      std::string ErrorMessage)
 {

-   std::ostringstream status;
-   status << "Status: " << "Error" << std::endl
-          << "Package:" << PackageName << std::endl
-          << "Percent: "  << (StepsDone/float(TotalSteps)*100.0) << std::endl
-          << "Message: " << ErrorMessage << std::endl
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressDeb822String("Error", PackageName.c_str(), StepsDone, TotalSteps, ErrorMessage.c_str()));

 }
 
 void PackageManagerProgressDeb822Fd::ConffilePrompt(std::string PackageName,
 }
 
 void PackageManagerProgressDeb822Fd::ConffilePrompt(std::string PackageName,


@@ -199,13 +201,7 @@ void PackageManagerProgressDeb822Fd::ConffilePrompt(std::string PackageName,
                                               unsigned int TotalSteps,
                                               std::string ConfMessage)
 {
                                               unsigned int TotalSteps,
                                               std::string ConfMessage)
 {

-   std::ostringstream status;
-   status << "Status: " << "ConfFile" << std::endl
-          << "Package:" << PackageName << std::endl
-          << "Percent: "  << (StepsDone/float(TotalSteps)*100.0) << std::endl
-          << "Message: " << ConfMessage << std::endl
-          << std::endl;
-   WriteToStatusFd(status.str());
+   WriteToStatusFd(GetProgressDeb822String("ConfFile", PackageName.c_str(), StepsDone, TotalSteps, ConfMessage.c_str()));

 }
 
 
 }
 
 


@@ -217,21 +213,13 @@ bool PackageManagerProgressDeb822Fd::StatusChanged(std::string PackageName,
    StepsDone = xStepsDone;
    StepsTotal = xTotalSteps;
 
    StepsDone = xStepsDone;
    StepsTotal = xTotalSteps;
 

-   // build the status str
-   std::ostringstream status;
-   status << "Status: " << "progress" << std::endl
-          << "Package: " << PackageName << std::endl
-          << "Percent: "  << (StepsDone/float(StepsTotal)*100.0) << std::endl
-          << "Message: " << message << std::endl
-          << std::endl;
-   WriteToStatusFd(status.str());
-
+   WriteToStatusFd(GetProgressDeb822String("progress", PackageName.c_str(), StepsDone, StepsTotal, message.c_str()));

    return true;
 }
 
 
 PackageManagerFancy::PackageManagerFancy()
    return true;
 }
 
 
 PackageManagerFancy::PackageManagerFancy()

-   : child_pty(-1)
+   : d(NULL), child_pty(-1)

 {
    // setup terminal size
    old_SIGWINCH = signal(SIGWINCH, PackageManagerFancy::staticSIGWINCH);
 {
    // setup terminal size
    old_SIGWINCH = signal(SIGWINCH, PackageManagerFancy::staticSIGWINCH);


@@ -252,17 +240,22 @@ void PackageManagerFancy::staticSIGWINCH(int signum)
       (*I)->HandleSIGWINCH(signum);
 }
 
       (*I)->HandleSIGWINCH(signum);
 }
 

-int PackageManagerFancy::GetNumberTerminalRows()
+PackageManagerFancy::TermSize
+PackageManagerFancy::GetTerminalSize()

 {
    struct winsize win;
 {
    struct winsize win;

+   PackageManagerFancy::TermSize s = { 0, 0 };
+

    // FIXME: get from "child_pty" instead?
    if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) != 0)
    // FIXME: get from "child_pty" instead?
    if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) != 0)

-      return -1;
+      return s;

 
    if(_config->FindB("Debug::InstallProgress::Fancy", false) == true)
 
    if(_config->FindB("Debug::InstallProgress::Fancy", false) == true)

-      std::cerr << "GetNumberTerminalRows: " << win.ws_row << std::endl;
-   
-   return win.ws_row;
+      std::cerr << "GetTerminalSize: " << win.ws_row << " x " << win.ws_col << std::endl;
+
+   s.rows = win.ws_row;
+   s.columns = win.ws_col;
+   return s;

 }
 
 void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows)
 }
 
 void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows)


@@ -270,18 +263,21 @@ void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows)
      if(_config->FindB("Debug::InstallProgress::Fancy", false) == true)
         std::cerr << "SetupTerminalScrollArea: " << nr_rows << std::endl;
 
      if(_config->FindB("Debug::InstallProgress::Fancy", false) == true)
         std::cerr << "SetupTerminalScrollArea: " << nr_rows << std::endl;
 

+     if (unlikely(nr_rows <= 1))
+       return;
+

      // scroll down a bit to avoid visual glitch when the screen
      // area shrinks by one row
      std::cout << "\n";
          
      // save cursor
      // scroll down a bit to avoid visual glitch when the screen
      // area shrinks by one row
      std::cout << "\n";
          
      // save cursor

-     std::cout << "\033[s";
+     std::cout << "\0337";

          
      // set scroll region (this will place the cursor in the top left)
          
      // set scroll region (this will place the cursor in the top left)

-     std::cout << "\033[0;" << nr_rows - 1 << "r";
+     std::cout << "\033[0;" << std::to_string(nr_rows - 1) << "r";

             
      // restore cursor but ensure its inside the scrolling area
             
      // restore cursor but ensure its inside the scrolling area

-     std::cout << "\033[u";
+     std::cout << "\0338";

      static const char *move_cursor_up = "\033[1A";
      std::cout << move_cursor_up;
 
      static const char *move_cursor_up = "\033[1A";
      std::cout << move_cursor_up;
 


@@ -291,28 +287,30 @@ void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows)
      // setup tty size to ensure xterm/linux console are working properly too
      // see bug #731738
      struct winsize win;
      // setup tty size to ensure xterm/linux console are working properly too
      // see bug #731738
      struct winsize win;

-     ioctl(child_pty, TIOCGWINSZ, (char *)&win);
-     win.ws_row = nr_rows - 1;
-     ioctl(child_pty, TIOCSWINSZ, (char *)&win);
+     if (ioctl(child_pty, TIOCGWINSZ, (char *)&win) != -1)
+     {
+       win.ws_row = nr_rows - 1;
+       ioctl(child_pty, TIOCSWINSZ, (char *)&win);
+     }

 }
 
 void PackageManagerFancy::HandleSIGWINCH(int)
 {
 }
 
 void PackageManagerFancy::HandleSIGWINCH(int)
 {

-   int nr_terminal_rows = GetNumberTerminalRows();
+   int const nr_terminal_rows = GetTerminalSize().rows;

    SetupTerminalScrollArea(nr_terminal_rows);
    SetupTerminalScrollArea(nr_terminal_rows);

+   DrawStatusLine();

 }
 
 void PackageManagerFancy::Start(int a_child_pty)
 {
    child_pty = a_child_pty;
 }
 
 void PackageManagerFancy::Start(int a_child_pty)
 {
    child_pty = a_child_pty;

-   int nr_terminal_rows = GetNumberTerminalRows();
-   if (nr_terminal_rows > 0)
-      SetupTerminalScrollArea(nr_terminal_rows);
+   int const nr_terminal_rows = GetTerminalSize().rows;
+   SetupTerminalScrollArea(nr_terminal_rows);

 }
 
 void PackageManagerFancy::Stop()
 {
 }
 
 void PackageManagerFancy::Stop()
 {

-   int nr_terminal_rows = GetNumberTerminalRows();
+   int const nr_terminal_rows = GetTerminalSize().rows;

    if (nr_terminal_rows > 0)
    {
       SetupTerminalScrollArea(nr_terminal_rows + 1);
    if (nr_terminal_rows > 0)
    {
       SetupTerminalScrollArea(nr_terminal_rows + 1);


@@ -320,10 +318,26 @@ void PackageManagerFancy::Stop()
       // override the progress line (sledgehammer)
       static const char* clear_screen_below_cursor = "\033[J";
       std::cout << clear_screen_below_cursor;
       // override the progress line (sledgehammer)
       static const char* clear_screen_below_cursor = "\033[J";
       std::cout << clear_screen_below_cursor;

+      std::flush(std::cout);

    }
    child_pty = -1;
 }
 
    }
    child_pty = -1;
 }
 

+std::string 
+PackageManagerFancy::GetTextProgressStr(float Percent, int OutputSize)
+{
+   std::string output;
+   if (unlikely(OutputSize < 3))
+      return output;
+
+   int const BarSize = OutputSize - 2; // bar without the leading "[" and trailing "]"
+   int const BarDone = std::max(0, std::min(BarSize, static_cast<int>(std::floor(Percent * BarSize))));
+   output.append("[");
+   std::fill_n(std::fill_n(std::back_inserter(output), BarDone, '#'), BarSize - BarDone, '.');
+   output.append("]");
+   return output;
+}
+

 bool PackageManagerFancy::StatusChanged(std::string PackageName, 
                                         unsigned int StepsDone,
                                         unsigned int TotalSteps,
 bool PackageManagerFancy::StatusChanged(std::string PackageName, 
                                         unsigned int StepsDone,
                                         unsigned int TotalSteps,


@@ -333,27 +347,53 @@ bool PackageManagerFancy::StatusChanged(std::string PackageName,
           HumanReadableAction))
       return false;
 
           HumanReadableAction))
       return false;
 

-   int row = GetNumberTerminalRows();
+   return DrawStatusLine();
+}
+bool PackageManagerFancy::DrawStatusLine()
+{
+   PackageManagerFancy::TermSize const size = GetTerminalSize();
+   if (unlikely(size.rows < 1 || size.columns < 1))
+      return false;

 
 

-   static std::string save_cursor = "\033[s";
-   static std::string restore_cursor = "\033[u";
+   static std::string save_cursor = "\0337";
+   static std::string restore_cursor = "\0338";

 
 

-   static std::string set_bg_color = "\033[42m"; // green
-   static std::string set_fg_color = "\033[30m"; // black
+   // green
+   static std::string set_bg_color = DeQuoteString(
+      _config->Find("Dpkg::Progress-Fancy::Progress-fg", "%1b[42m"));
+   // black
+   static std::string set_fg_color = DeQuoteString(
+      _config->Find("Dpkg::Progress-Fancy::Progress-bg", "%1b[30m"));

 
    static std::string restore_bg =  "\033[49m";
    static std::string restore_fg = "\033[39m";
 
    std::cout << save_cursor
       // move cursor position to last row
 
    static std::string restore_bg =  "\033[49m";
    static std::string restore_fg = "\033[39m";
 
    std::cout << save_cursor
       // move cursor position to last row

-             << "\033[" << row << ";0f" 
+             << "\033[" << std::to_string(size.rows) << ";0f"

              << set_bg_color
              << set_fg_color
              << progress_str
              << set_bg_color
              << set_fg_color
              << progress_str

-             << restore_cursor

              << restore_bg
              << restore_fg;
    std::flush(std::cout);
              << restore_bg
              << restore_fg;
    std::flush(std::cout);

+
+   // draw text progress bar
+   if (_config->FindB("Dpkg::Progress-Fancy::Progress-Bar", true))
+   {
+      int padding = 4;
+      float progressbar_size = size.columns - padding - progress_str.size();
+      float current_percent = percentage / 100.0;
+      std::cout << " " 
+                << GetTextProgressStr(current_percent, progressbar_size)
+                << " ";
+      std::flush(std::cout);
+   }
+
+   // restore
+   std::cout << restore_cursor;
+   std::flush(std::cout);
+

    last_reported_progress = percentage;
 
    return true;
    last_reported_progress = percentage;
 
    return true;


@@ -375,6 +415,10 @@ bool PackageManagerText::StatusChanged(std::string PackageName,
    return true;
 }
 
    return true;
 }
 

+PackageManagerText::PackageManagerText() : PackageManager(), d(NULL) {}
+PackageManagerText::~PackageManagerText() {}
+
+

 
 
 } // namespace progress
 
 
 } // namespace progress