X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/035a31392a094a92eeff4371c56fae893d49991b..6dc85f53d92b9763a1509a6472227c54bc70b01d:/apt-pkg/install-progress.cc?ds=sidebyside diff --git a/apt-pkg/install-progress.cc b/apt-pkg/install-progress.cc index 8bb587f67..6c3e51b2c 100644 --- a/apt-pkg/install-progress.cc +++ b/apt-pkg/install-progress.cc @@ -8,19 +8,21 @@ #include #include #include -#include #include #include -#include #include #include #include +#include +#include #include 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) @@ -63,10 +65,11 @@ bool PackageManager::StatusChanged(std::string /*PackageName*/, } PackageManagerProgressFd::PackageManagerProgressFd(int progress_fd) - : StepsDone(0), StepsTotal(1) + : d(NULL), StepsDone(0), StepsTotal(1) { OutStatusFd = progress_fd; } +PackageManagerProgressFd::~PackageManagerProgressFd() {} void PackageManagerProgressFd::WriteToStatusFd(std::string s) { @@ -75,6 +78,18 @@ void PackageManagerProgressFd::WriteToStatusFd(std::string s) 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(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) @@ -85,12 +100,7 @@ void PackageManagerProgressFd::StartDpkg() 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() @@ -102,12 +112,8 @@ void PackageManagerProgressFd::Error(std::string PackageName, 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, @@ -115,12 +121,8 @@ void PackageManagerProgressFd::ConffilePrompt(std::string PackageName, 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; - // 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 @@ -151,29 +148,40 @@ bool PackageManagerProgressFd::StatusChanged(std::string PackageName, PackageManagerProgressDeb822Fd::PackageManagerProgressDeb822Fd(int progress_fd) - : StepsDone(0), StepsTotal(1) + : d(NULL), StepsDone(0), StepsTotal(1) { OutStatusFd = progress_fd; } +PackageManagerProgressDeb822Fd::~PackageManagerProgressDeb822Fd() {} 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(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); - // 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() @@ -185,13 +193,7 @@ void PackageManagerProgressDeb822Fd::Error(std::string PackageName, 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, @@ -199,13 +201,7 @@ void PackageManagerProgressDeb822Fd::ConffilePrompt(std::string PackageName, 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; - // 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() - : child_pty(-1) + : d(NULL), child_pty(-1) { // setup terminal size old_SIGWINCH = signal(SIGWINCH, PackageManagerFancy::staticSIGWINCH); @@ -256,14 +244,14 @@ PackageManagerFancy::TermSize PackageManagerFancy::GetTerminalSize() { struct winsize win; - PackageManagerFancy::TermSize s; + PackageManagerFancy::TermSize s = { 0, 0 }; // FIXME: get from "child_pty" instead? if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) != 0) return s; if(_config->FindB("Debug::InstallProgress::Fancy", false) == true) - std::cerr << "GetTerminalSize: " << win.ws_row << std::endl; + std::cerr << "GetTerminalSize: " << win.ws_row << " x " << win.ws_col << std::endl; s.rows = win.ws_row; s.columns = win.ws_col; @@ -275,18 +263,21 @@ void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows) if(_config->FindB("Debug::InstallProgress::Fancy", false) == true) std::cerr << "SetupTerminalScrollArea: " << nr_rows << std::endl; + if (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 - std::cout << "\033[s"; + std::cout << "\0337"; // 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 - std::cout << "\033[u"; + std::cout << "\0338"; static const char *move_cursor_up = "\033[1A"; std::cout << move_cursor_up; @@ -296,28 +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; - 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) { - int nr_terminal_rows = GetTerminalSize().rows; + int const nr_terminal_rows = GetTerminalSize().rows; SetupTerminalScrollArea(nr_terminal_rows); + DrawStatusLine(); } void PackageManagerFancy::Start(int a_child_pty) { child_pty = a_child_pty; - int nr_terminal_rows = GetTerminalSize().rows; - if (nr_terminal_rows > 0) - SetupTerminalScrollArea(nr_terminal_rows); + int const nr_terminal_rows = GetTerminalSize().rows; + SetupTerminalScrollArea(nr_terminal_rows); } void PackageManagerFancy::Stop() { - int nr_terminal_rows = GetTerminalSize().rows; + int const nr_terminal_rows = GetTerminalSize().rows; if (nr_terminal_rows > 0) { SetupTerminalScrollArea(nr_terminal_rows + 1); @@ -325,6 +318,7 @@ void PackageManagerFancy::Stop() // 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; } @@ -333,19 +327,14 @@ std::string PackageManagerFancy::GetTextProgressStr(float Percent, int OutputSize) { std::string output; - int i; - - // should we raise a exception here instead? - if (Percent < 0.0 || Percent > 1.0 || OutputSize < 3) + if (unlikely(OutputSize < 3)) return output; - - int BarSize = OutputSize - 2; // bar without the leading "[" and trailing "]" - output += "["; - for(i=0; i < BarSize*Percent; i++) - output += "#"; - for (/*nothing*/; i < BarSize; i++) - output += "."; - output += "]"; + + int const BarSize = OutputSize - 2; // bar without the leading "[" and trailing "]" + int const BarDone = std::max(0, std::min(BarSize, static_cast(std::floor(Percent * BarSize)))); + output.append("["); + std::fill_n(std::fill_n(std::back_inserter(output), BarDone, '#'), BarSize - BarDone, '.'); + output.append("]"); return output; } @@ -358,10 +347,16 @@ bool PackageManagerFancy::StatusChanged(std::string PackageName, HumanReadableAction)) return false; - PackageManagerFancy::TermSize size = GetTerminalSize(); + 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"; // green static std::string set_bg_color = DeQuoteString( @@ -375,7 +370,7 @@ bool PackageManagerFancy::StatusChanged(std::string PackageName, std::cout << save_cursor // move cursor position to last row - << "\033[" << size.rows << ";0f" + << "\033[" << std::to_string(size.rows) << ";0f" << set_bg_color << set_fg_color << progress_str @@ -388,7 +383,7 @@ bool PackageManagerFancy::StatusChanged(std::string PackageName, { int padding = 4; float progressbar_size = size.columns - padding - progress_str.size(); - float current_percent = (float)StepsDone/(float)TotalSteps; + float current_percent = percentage / 100.0; std::cout << " " << GetTextProgressStr(current_percent, progressbar_size) << " "; @@ -420,6 +415,10 @@ bool PackageManagerText::StatusChanged(std::string PackageName, return true; } +PackageManagerText::PackageManagerText() : PackageManager(), d(NULL) {} +PackageManagerText::~PackageManagerText() {} + + } // namespace progress