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-rw-r--r--apt-pkg/deb/dpkgpm.cc386
1 files changed, 272 insertions, 114 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 3c1013761..0ebd9f28b 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -37,6 +37,7 @@
#include <map>
#include <pwd.h>
#include <grp.h>
+#include <iomanip>
#include <termios.h>
#include <unistd.h>
@@ -52,9 +53,16 @@ class pkgDPkgPMPrivate
{
public:
pkgDPkgPMPrivate() : stdin_is_dev_null(false), dpkgbuf_pos(0),
- term_out(NULL), history_out(NULL)
+ term_out(NULL), history_out(NULL),
+ last_reported_progress(0.0), nr_terminal_rows(0),
+ fancy_progress_output(false)
{
dpkgbuf[0] = '\0';
+ if(_config->FindB("Dpkg::Progress-Fancy", false) == true)
+ {
+ fancy_progress_output = true;
+ _config->Set("DpkgPM::Progress", true);
+ }
}
bool stdin_is_dev_null;
// the buffer we use for the dpkg status-fd reading
@@ -63,6 +71,10 @@ public:
FILE *term_out;
FILE *history_out;
string dpkg_error;
+
+ float last_reported_progress;
+ int nr_terminal_rows;
+ bool fancy_progress_output;
};
namespace
@@ -504,145 +516,209 @@ void pkgDPkgPM::DoTerminalPty(int master)
void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
{
bool const Debug = _config->FindB("Debug::pkgDPkgProgressReporting",false);
- // the status we output
- ostringstream status;
-
if (Debug == true)
std::clog << "got from dpkg '" << line << "'" << std::endl;
-
/* dpkg sends strings like this:
- 'status: <pkg>: <pkg qstate>'
- errors look like this:
- 'status: /var/cache/apt/archives/krecipes_0.8.1-0ubuntu1_i386.deb : error : trying to overwrite `/usr/share/doc/kde/HTML/en/krecipes/krectip.png', which is also in package krecipes-data
- and conffile-prompt like this
- 'status: conffile-prompt: conffile : 'current-conffile' 'new-conffile' useredited distedited
+ 'status: <pkg>: <pkg qstate>'
+ 'status: <pkg>:<arch>: <pkg qstate>'
- Newer versions of dpkg sent also:
- 'processing: install: pkg'
- 'processing: configure: pkg'
- 'processing: remove: pkg'
- 'processing: purge: pkg'
- 'processing: disappear: pkg'
- 'processing: trigproc: trigger'
-
+ 'processing: {install,configure,remove,purge,disappear,trigproc}: pkg'
+ 'processing: {install,configure,remove,purge,disappear,trigproc}: trigger'
*/
- char* list[6];
- // dpkg sends multiline error messages sometimes (see
- // #374195 for a example. we should support this by
- // either patching dpkg to not send multiline over the
- // statusfd or by rewriting the code here to deal with
- // it. for now we just ignore it and not crash
- TokSplitString(':', line, list, sizeof(list)/sizeof(list[0]));
- if( list[0] == NULL || list[1] == NULL || list[2] == NULL)
+
+ // we need to split on ": " (note the appended space) as the ':' is
+ // part of the pkgname:arch information that dpkg sends
+ //
+ // A dpkg error message may contain additional ":" (like
+ // "failed in buffer_write(fd) (10, ret=-1): backend dpkg-deb ..."
+ // so we need to ensure to not split too much
+ std::vector<std::string> list = StringSplit(line, ": ", 4);
+ if(list.size() < 3)
{
if (Debug == true)
std::clog << "ignoring line: not enough ':'" << std::endl;
return;
}
- const char* const pkg = list[1];
- const char* action = _strstrip(list[2]);
+
+ // build the (prefix, pkgname, action) tuple, position of this
+ // is different for "processing" or "status" messages
+ std::string prefix = APT::String::Strip(list[0]);
+ std::string pkgname;
+ std::string action;
+ ostringstream status;
+
+ // "processing" has the form "processing: action: pkg or trigger"
+ // with action = ["install", "configure", "remove", "purge", "disappear",
+ // "trigproc"]
+ if (prefix == "processing")
+ {
+ pkgname = APT::String::Strip(list[2]);
+ action = APT::String::Strip(list[1]);
+
+ // this is what we support in the processing stage
+ if(action != "install" && action != "configure" &&
+ action != "remove" && action != "purge" && action != "purge")
+ {
+ if (Debug == true)
+ std::clog << "ignoring processing action: '" << action
+ << "'" << std::endl;
+ return;
+ }
+ }
+ // "status" has the form: "status: pkg: state"
+ // with state in ["half-installed", "unpacked", "half-configured",
+ // "installed", "config-files", "not-installed"]
+ else if (prefix == "status")
+ {
+ pkgname = APT::String::Strip(list[1]);
+ action = APT::String::Strip(list[2]);
+ } else {
+ if (Debug == true)
+ std::clog << "unknown prefix '" << prefix << "'" << std::endl;
+ return;
+ }
+
+
+ /* handle the special cases first:
+
+ errors look like this:
+ 'status: /var/cache/apt/archives/krecipes_0.8.1-0ubuntu1_i386.deb : error : trying to overwrite `/usr/share/doc/kde/HTML/en/krecipes/krectip.png', which is also in package krecipes-data
+ and conffile-prompt like this
+ 'status: conffile-prompt: conffile : 'current-conffile' 'new-conffile' useredited distedited
+ */
+ if (prefix == "status")
+ {
+ if(action == "error")
+ {
+ status << "pmerror:" << list[1]
+ << ":" << (PackagesDone/float(PackagesTotal)*100.0)
+ << ":" << list[3]
+ << endl;
+ if(OutStatusFd > 0)
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
+ if (Debug == true)
+ std::clog << "send: '" << status.str() << "'" << endl;
+ pkgFailures++;
+ WriteApportReport(list[1].c_str(), list[3].c_str());
+ return;
+ }
+ else if(action == "conffile")
+ {
+ status << "pmconffile:" << list[1]
+ << ":" << (PackagesDone/float(PackagesTotal)*100.0)
+ << ":" << list[3]
+ << endl;
+ if(OutStatusFd > 0)
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
+ if (Debug == true)
+ std::clog << "send: '" << status.str() << "'" << endl;
+ return;
+ }
+ }
+
+ // at this point we know that we should have a valid pkgname, so build all
+ // the info from it
+
+ // dpkg does not send always send "pkgname:arch" so we add it here
+ // if needed
+ if (pkgname.find(":") == std::string::npos)
+ {
+ // find the package in the group that is in a touched by dpkg
+ // if there are multiple dpkg will send us a full pkgname:arch
+ pkgCache::GrpIterator Grp = Cache.FindGrp(pkgname);
+ if (Grp.end() == false)
+ {
+ pkgCache::PkgIterator P = Grp.PackageList();
+ for (; P.end() != true; P = Grp.NextPkg(P))
+ {
+ if(Cache[P].Mode != pkgDepCache::ModeKeep)
+ {
+ pkgname = P.FullName();
+ break;
+ }
+ }
+ }
+ }
+
+ const char* const pkg = pkgname.c_str();
+ std::string short_pkgname = StringSplit(pkgname, ":")[0];
+ std::string arch = "";
+ if (pkgname.find(":") != string::npos)
+ arch = StringSplit(pkgname, ":")[1];
+ std::string i18n_pkgname = pkgname;
+ if (arch.size() != 0)
+ strprintf(i18n_pkgname, "%s (%s)", short_pkgname.c_str(), arch.c_str());
// 'processing' from dpkg looks like
// 'processing: action: pkg'
- if(strncmp(list[0], "processing", strlen("processing")) == 0)
+ if(prefix == "processing")
{
- char s[200];
- const char* const pkg_or_trigger = _strstrip(list[2]);
- action = _strstrip( list[1]);
const std::pair<const char *, const char *> * const iter =
std::find_if(PackageProcessingOpsBegin,
PackageProcessingOpsEnd,
- MatchProcessingOp(action));
+ MatchProcessingOp(action.c_str()));
if(iter == PackageProcessingOpsEnd)
{
if (Debug == true)
std::clog << "ignoring unknown action: " << action << std::endl;
return;
}
- snprintf(s, sizeof(s), _(iter->second), pkg_or_trigger);
+ std::string msg;
+ strprintf(msg, _(iter->second), short_pkgname.c_str());
- status << "pmstatus:" << pkg_or_trigger
+ status << "pmstatus:" << short_pkgname
<< ":" << (PackagesDone/float(PackagesTotal)*100.0)
- << ":" << s
+ << ":" << msg
<< endl;
if(OutStatusFd > 0)
FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
if (Debug == true)
std::clog << "send: '" << status.str() << "'" << endl;
- if (strncmp(action, "disappear", strlen("disappear")) == 0)
- handleDisappearAction(pkg_or_trigger);
- return;
- }
-
- if(strncmp(action,"error",strlen("error")) == 0)
- {
- // urgs, sometime has ":" in its error string so that we
- // end up with the error message split between list[3]
- // and list[4], e.g. the message:
- // "failed in buffer_write(fd) (10, ret=-1): backend dpkg-deb ..."
- // concat them again
- if( list[4] != NULL )
- list[3][strlen(list[3])] = ':';
-
- status << "pmerror:" << list[1]
- << ":" << (PackagesDone/float(PackagesTotal)*100.0)
- << ":" << list[3]
- << endl;
- if(OutStatusFd > 0)
- FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
- if (Debug == true)
- std::clog << "send: '" << status.str() << "'" << endl;
- pkgFailures++;
- WriteApportReport(list[1], list[3]);
+ // FIXME: this needs a muliarch testcase
+ // FIXME2: is "pkgname" here reliable with dpkg only sending us
+ // short pkgnames?
+ if (action == "disappear")
+ handleDisappearAction(pkgname);
return;
- }
- else if(strncmp(action,"conffile",strlen("conffile")) == 0)
- {
- status << "pmconffile:" << list[1]
- << ":" << (PackagesDone/float(PackagesTotal)*100.0)
- << ":" << list[3]
- << endl;
- if(OutStatusFd > 0)
- FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
- if (Debug == true)
- std::clog << "send: '" << status.str() << "'" << endl;
- return;
- }
+ }
- vector<struct DpkgState> const &states = PackageOps[pkg];
- const char *next_action = NULL;
- if(PackageOpsDone[pkg] < states.size())
- next_action = states[PackageOpsDone[pkg]].state;
- // check if the package moved to the next dpkg state
- if(next_action && (strcmp(action, next_action) == 0))
+ if (prefix == "status")
{
- // only read the translation if there is actually a next
- // action
- const char *translation = _(states[PackageOpsDone[pkg]].str);
- char s[200];
- snprintf(s, sizeof(s), translation, pkg);
-
- // we moved from one dpkg state to a new one, report that
- PackageOpsDone[pkg]++;
- PackagesDone++;
- // build the status str
- status << "pmstatus:" << pkg
- << ":" << (PackagesDone/float(PackagesTotal)*100.0)
- << ":" << s
- << endl;
- if(_config->FindB("DPkgPM::Progress", false) == true)
- SendTerminalProgress(PackagesDone/float(PackagesTotal)*100.0);
-
- if(OutStatusFd > 0)
- FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
- if (Debug == true)
- std::clog << "send: '" << status.str() << "'" << endl;
+ vector<struct DpkgState> const &states = PackageOps[pkg];
+ const char *next_action = NULL;
+ if(PackageOpsDone[pkg] < states.size())
+ next_action = states[PackageOpsDone[pkg]].state;
+ // check if the package moved to the next dpkg state
+ if(next_action && (action == next_action))
+ {
+ // only read the translation if there is actually a next
+ // action
+ const char *translation = _(states[PackageOpsDone[pkg]].str);
+ std::string msg;
+ strprintf(msg, translation, short_pkgname.c_str());
+
+ // we moved from one dpkg state to a new one, report that
+ PackageOpsDone[pkg]++;
+ PackagesDone++;
+ // build the status str
+ status << "pmstatus:" << short_pkgname
+ << ":" << (PackagesDone/float(PackagesTotal)*100.0)
+ << ":" << msg
+ << endl;
+ if(_config->FindB("DPkgPM::Progress", false) == true)
+ SendTerminalProgress(PackagesDone/float(PackagesTotal)*100.0);
+
+ if(OutStatusFd > 0)
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
+ if (Debug == true)
+ std::clog << "send: '" << status.str() << "'" << endl;
+ }
+ if (Debug == true)
+ std::clog << "(parsed from dpkg) pkg: " << short_pkgname
+ << " action: " << action << endl;
}
- if (Debug == true)
- std::clog << "(parsed from dpkg) pkg: " << pkg
- << " action: " << action << endl;
}
/*}}}*/
// DPkgPM::handleDisappearAction /*{{{*/
@@ -883,10 +959,43 @@ bool pkgDPkgPM::CloseLog()
*/
void pkgDPkgPM::SendTerminalProgress(float percentage)
{
- // FIXME: use colors too
- std::cout << "\r\n"
- << "Progress: [" << percentage << "%]"
- << "\r\n";
+ int reporting_steps = _config->FindI("DpkgPM::Reporting-Steps", 1);
+
+ if(percentage < (d->last_reported_progress + reporting_steps))
+ return;
+
+ std::string progress_str;
+ strprintf(progress_str, _("Progress: [%3i%%]"), (int)percentage);
+ if (d->fancy_progress_output)
+ {
+ int row = d->nr_terminal_rows;
+
+ static string save_cursor = "\033[s";
+ static string restore_cursor = "\033[u";
+
+ static string set_bg_color = "\033[42m"; // green
+ static string set_fg_color = "\033[30m"; // black
+
+ static string restore_bg = "\033[49m";
+ static string restore_fg = "\033[39m";
+
+ std::cout << save_cursor
+ // move cursor position to last row
+ << "\033[" << row << ";0f"
+ << set_bg_color
+ << set_fg_color
+ << progress_str
+ << restore_cursor
+ << restore_bg
+ << restore_fg;
+ }
+ else
+ {
+ std::cout << progress_str << "\r\n";
+ }
+ std::flush(std::cout);
+
+ d->last_reported_progress = percentage;
}
/*}}}*/
/*{{{*/
@@ -910,6 +1019,43 @@ static int racy_pselect(int nfds, fd_set *readfds, fd_set *writefds,
return retval;
}
/*}}}*/
+
+void pkgDPkgPM::SetupTerminalScrollArea(int nr_rows)
+{
+ if(!d->fancy_progress_output)
+ 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";
+
+ // set scroll region (this will place the cursor in the top left)
+ std::cout << "\033[1;" << nr_rows - 1 << "r";
+
+ // restore cursor but ensure its inside the scrolling area
+ std::cout << "\033[u";
+ static const char *move_cursor_up = "\033[1A";
+ std::cout << move_cursor_up;
+ std::flush(std::cout);
+}
+
+void pkgDPkgPM::CleanupTerminal()
+{
+ // reset scroll area
+ SetupTerminalScrollArea(d->nr_terminal_rows + 1);
+ if(d->fancy_progress_output)
+ {
+ // override the progress line (sledgehammer)
+ static const char* clear_screen_below_cursor = "\033[J";
+ std::cout << clear_screen_below_cursor;
+ std::flush(std::cout);
+ }
+}
+
+
// DPkgPM::Go - Run the sequence /*{{{*/
// ---------------------------------------------------------------------
/* This globs the operations and calls dpkg
@@ -1035,7 +1181,7 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if((*I).Pkg.end() == true)
continue;
- string const name = (*I).Pkg.Name();
+ string const name = (*I).Pkg.FullName();
PackageOpsDone[name] = 0;
for(int i=0; (DpkgStatesOpMap[(*I).Op][i]).state != NULL; ++i)
{
@@ -1266,7 +1412,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
_error->PushToStack();
if (tcgetattr(STDOUT_FILENO, &tt) == 0)
{
- ioctl(0, TIOCGWINSZ, (char *)&win);
+ ioctl(1, TIOCGWINSZ, (char *)&win);
+ d->nr_terminal_rows = win.ws_row;
if (openpty(&master, &slave, NULL, &tt, &win) < 0)
{
_error->Errno("openpty", _("Can not write log (%s)"), _("Is /dev/pts mounted?"));
@@ -1308,11 +1455,12 @@ bool pkgDPkgPM::Go(int OutStatusFd)
<< endl;
FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
}
+
Child = ExecFork();
-
// This is the child
if (Child == 0)
{
+
if(slave >= 0 && master >= 0)
{
setsid();
@@ -1329,7 +1477,7 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if (chdir(_config->FindDir("DPkg::Run-Directory","/").c_str()) != 0)
_exit(100);
-
+
if (_config->FindB("DPkg::FlushSTDIN",true) == true && isatty(STDIN_FILENO))
{
int Flags,dummy;
@@ -1345,6 +1493,9 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if (fcntl(STDIN_FILENO,F_SETFL,Flags & (~(long)O_NONBLOCK)) < 0)
_exit(100);
}
+ // setup terminal
+ SetupTerminalScrollArea(d->nr_terminal_rows);
+ SendTerminalProgress(PackagesDone/float(PackagesTotal)*100.0);
/* No Job Control Stop Env is a magic dpkg var that prevents it
from using sigstop */
@@ -1444,7 +1595,7 @@ bool pkgDPkgPM::Go(int OutStatusFd)
tcsetattr(0, TCSAFLUSH, &tt);
close(master);
}
-
+
// Check for an error code.
if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0)
{
@@ -1469,12 +1620,19 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if(stopOnError)
{
CloseLog();
+ CleanupTerminal();
return false;
}
}
}
CloseLog();
-
+
+ // dpkg is done at this point
+ if(_config->FindB("DPkgPM::Progress", false) == true)
+ SendTerminalProgress(100);
+
+ CleanupTerminal();
+
if (pkgPackageManager::SigINTStop)
_error->Warning(_("Operation was interrupted before it could finish"));