X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/db0c350f8f028b0afa153fe91106e6ef03a34aa0..c31c1dded85ee1e88231a041aac7e507f2ed426c:/apt-pkg/deb/dpkgpm.cc diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index e68dfdc44..019b72bb8 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: dpkgpm.cc,v 1.13 1999/07/30 06:15:14 jgg Exp $ +// $Id: dpkgpm.cc,v 1.28 2004/01/27 02:25:01 mdz Exp $ /* ###################################################################### DPKG Package Manager - Provide an interface to dpkg @@ -8,28 +8,126 @@ ##################################################################### */ /*}}}*/ // Includes /*{{{*/ -#ifdef __GNUG__ -#pragma implementation "apt-pkg/dpkgpm.h" -#endif #include #include #include +#include +#include +#include +#include +#include #include #include #include +#include +#include #include #include #include #include +#include #include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include /*}}}*/ +using namespace std; + +class pkgDPkgPMPrivate +{ +public: + pkgDPkgPMPrivate() : dpkgbuf_pos(0), term_out(NULL), history_out(NULL) + { + } + bool stdin_is_dev_null; + // the buffer we use for the dpkg status-fd reading + char dpkgbuf[1024]; + int dpkgbuf_pos; + FILE *term_out; + FILE *history_out; + string dpkg_error; +}; + +namespace +{ + // Maps the dpkg "processing" info to human readable names. Entry 0 + // of each array is the key, entry 1 is the value. + const std::pair PackageProcessingOps[] = { + std::make_pair("install", N_("Installing %s")), + std::make_pair("configure", N_("Configuring %s")), + std::make_pair("remove", N_("Removing %s")), + std::make_pair("purge", N_("Completely removing %s")), + std::make_pair("disappear", N_("Noting disappearance of %s")), + std::make_pair("trigproc", N_("Running post-installation trigger %s")) + }; + + const std::pair * const PackageProcessingOpsBegin = PackageProcessingOps; + const std::pair * const PackageProcessingOpsEnd = PackageProcessingOps + sizeof(PackageProcessingOps) / sizeof(PackageProcessingOps[0]); + + // Predicate to test whether an entry in the PackageProcessingOps + // array matches a string. + class MatchProcessingOp + { + const char *target; + + public: + MatchProcessingOp(const char *the_target) + : target(the_target) + { + } + + bool operator()(const std::pair &pair) const + { + return strcmp(pair.first, target) == 0; + } + }; +} + +/* helper function to ionice the given PID + + there is no C header for ionice yet - just the syscall interface + so we use the binary from util-linux +*/ +static bool +ionice(int PID) +{ + if (!FileExists("/usr/bin/ionice")) + return false; + pid_t Process = ExecFork(); + if (Process == 0) + { + char buf[32]; + snprintf(buf, sizeof(buf), "-p%d", PID); + const char *Args[4]; + Args[0] = "/usr/bin/ionice"; + Args[1] = "-c3"; + Args[2] = buf; + Args[3] = 0; + execv(Args[0], (char **)Args); + } + return ExecWait(Process, "ionice"); +} + // DPkgPM::pkgDPkgPM - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -pkgDPkgPM::pkgDPkgPM(pkgDepCache &Cache) : pkgPackageManager(Cache) +pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache) + : pkgPackageManager(Cache), PackagesDone(0), PackagesTotal(0) { + d = new pkgDPkgPMPrivate(); } /*}}}*/ // DPkgPM::pkgDPkgPM - Destructor /*{{{*/ @@ -37,6 +135,7 @@ pkgDPkgPM::pkgDPkgPM(pkgDepCache &Cache) : pkgPackageManager(Cache) /* */ pkgDPkgPM::~pkgDPkgPM() { + delete d; } /*}}}*/ // DPkgPM::Install - Install a package /*{{{*/ @@ -47,7 +146,19 @@ bool pkgDPkgPM::Install(PkgIterator Pkg,string File) if (File.empty() == true || Pkg.end() == true) return _error->Error("Internal Error, No file name for %s",Pkg.Name()); - List.push_back(Item(Item::Install,Pkg,File)); + // If the filename string begins with DPkg::Chroot-Directory, return the + // substr that is within the chroot so dpkg can access it. + string const chrootdir = _config->FindDir("DPkg::Chroot-Directory","/"); + if (chrootdir != "/" && File.find(chrootdir) == 0) + { + size_t len = chrootdir.length(); + if (chrootdir.at(len - 1) == '/') + len--; + List.push_back(Item(Item::Install,Pkg,File.substr(len))); + } + else + List.push_back(Item(Item::Install,Pkg,File)); + return true; } /*}}}*/ @@ -58,8 +169,14 @@ bool pkgDPkgPM::Configure(PkgIterator Pkg) { if (Pkg.end() == true) return false; - - List.push_back(Item(Item::Configure,Pkg)); + + List.push_back(Item(Item::Configure, Pkg)); + + // Use triggers for config calls if we configure "smart" + // as otherwise Pre-Depends will not be satisfied, see #526774 + if (_config->FindB("DPkg::TriggersPending", false) == true) + List.push_back(Item(Item::TriggersPending, PkgIterator())); + return true; } /*}}}*/ @@ -78,69 +195,93 @@ bool pkgDPkgPM::Remove(PkgIterator Pkg,bool Purge) return true; } /*}}}*/ -// DPkgPM::RunScripts - Run a set of scripts /*{{{*/ +// DPkgPM::SendV2Pkgs - Send version 2 package info /*{{{*/ // --------------------------------------------------------------------- -/* This looks for a list of script sto run from the configuration file, - each one is run with system from a forked child. */ -bool pkgDPkgPM::RunScripts(const char *Cnf) +/* This is part of the helper script communication interface, it sends + very complete information down to the other end of the pipe.*/ +bool pkgDPkgPM::SendV2Pkgs(FILE *F) { - Configuration::Item const *Opts = _config->Tree(Cnf); - if (Opts == 0 || Opts->Child == 0) - return true; - Opts = Opts->Child; - - // Fork for running the system calls - pid_t Child = ExecFork(); + fprintf(F,"VERSION 2\n"); - // This is the child - if (Child == 0) + /* Write out all of the configuration directives by walking the + configuration tree */ + const Configuration::Item *Top = _config->Tree(0); + for (; Top != 0;) { - if (chdir("/tmp/") != 0) - _exit(100); - - unsigned int Count = 1; - for (; Opts != 0; Opts = Opts->Next, Count++) + if (Top->Value.empty() == false) { - if (Opts->Value.empty() == true) - continue; - - if (system(Opts->Value.c_str()) != 0) - _exit(100+Count); + fprintf(F,"%s=%s\n", + QuoteString(Top->FullTag(),"=\"\n").c_str(), + QuoteString(Top->Value,"\n").c_str()); } - _exit(0); - } - // Wait for the child - int Status = 0; - while (waitpid(Child,&Status,0) != Child) + if (Top->Child != 0) + { + Top = Top->Child; + continue; + } + + while (Top != 0 && Top->Next == 0) + Top = Top->Parent; + if (Top != 0) + Top = Top->Next; + } + fprintf(F,"\n"); + + // Write out the package actions in order. + for (vector::iterator I = List.begin(); I != List.end(); I++) { - if (errno == EINTR) + if(I->Pkg.end() == true) continue; - return _error->Errno("waitpid","Couldn't wait for subprocess"); - } - // Restore sig int/quit - signal(SIGQUIT,SIG_DFL); - signal(SIGINT,SIG_DFL); - - // Check for an error code. - if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0) - { - unsigned int Count = WEXITSTATUS(Status); - if (Count > 100) + pkgDepCache::StateCache &S = Cache[I->Pkg]; + + fprintf(F,"%s ",I->Pkg.Name()); + // Current version + if (I->Pkg->CurrentVer == 0) + fprintf(F,"- "); + else + fprintf(F,"%s ",I->Pkg.CurrentVer().VerStr()); + + // Show the compare operator + // Target version + if (S.InstallVer != 0) { - Count -= 100; - for (; Opts != 0 && Count != 1; Opts = Opts->Next, Count--); - _error->Error("Problem executing scripts %s '%s'",Cnf,Opts->Value.c_str()); + int Comp = 2; + if (I->Pkg->CurrentVer != 0) + Comp = S.InstVerIter(Cache).CompareVer(I->Pkg.CurrentVer()); + if (Comp < 0) + fprintf(F,"> "); + if (Comp == 0) + fprintf(F,"= "); + if (Comp > 0) + fprintf(F,"< "); + fprintf(F,"%s ",S.InstVerIter(Cache).VerStr()); } + else + fprintf(F,"> - "); + + // Show the filename/operation + if (I->Op == Item::Install) + { + // No errors here.. + if (I->File[0] != '/') + fprintf(F,"**ERROR**\n"); + else + fprintf(F,"%s\n",I->File.c_str()); + } + if (I->Op == Item::Configure) + fprintf(F,"**CONFIGURE**\n"); + if (I->Op == Item::Remove || + I->Op == Item::Purge) + fprintf(F,"**REMOVE**\n"); - return _error->Error("Sub-process returned an error code"); + if (ferror(F) != 0) + return false; } - return true; } - - /*}}}*/ + /*}}}*/ // DPkgPM::RunScriptsWithPkgs - Run scripts with package names on stdin /*{{{*/ // --------------------------------------------------------------------- /* This looks for a list of scripts to run from the configuration file @@ -158,7 +299,16 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf) { if (Opts->Value.empty() == true) continue; - + + // Determine the protocol version + string OptSec = Opts->Value; + string::size_type Pos; + if ((Pos = OptSec.find(' ')) == string::npos || Pos == 0) + Pos = OptSec.length(); + OptSec = "DPkg::Tools::Options::" + string(Opts->Value.c_str(),Pos); + + unsigned int Version = _config->FindI(OptSec+"::Version",1); + // Create the pipes int Pipes[2]; if (pipe(Pipes) != 0) @@ -175,76 +325,625 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf) SetCloseExec(STDOUT_FILENO,false); SetCloseExec(STDIN_FILENO,false); SetCloseExec(STDERR_FILENO,false); - - const char *Args[5]; + + if (_config->FindDir("DPkg::Chroot-Directory","/") != "/") + { + std::cerr << "Chrooting into " + << _config->FindDir("DPkg::Chroot-Directory") + << std::endl; + if (chroot(_config->FindDir("DPkg::Chroot-Directory","/").c_str()) != 0) + _exit(100); + } + + const char *Args[4]; Args[0] = "/bin/sh"; - Args[1] = "/bin/sh"; - Args[2] = "-c"; - Args[3] = Opts->Value.c_str(); - Args[4] = 0; + Args[1] = "-c"; + Args[2] = Opts->Value.c_str(); + Args[3] = 0; execv(Args[0],(char **)Args); _exit(100); } close(Pipes[0]); - FileFd Fd(Pipes[1]); - + FILE *F = fdopen(Pipes[1],"w"); + if (F == 0) + return _error->Errno("fdopen","Faild to open new FD"); + // Feed it the filenames. - for (vector::iterator I = List.begin(); I != List.end();) + if (Version <= 1) { - // Only deal with packages to be installed from .deb - if (I->Op != Item::Install) - continue; - - // No errors here.. - if (I->File[0] != '/') - continue; - - /* Feed the filename of each package that is pending install - into the pipe. */ - if (Fd.Write(I->File.begin(),I->File.length()) == false || - Fd.Write("\n",1) == false) + for (vector::iterator I = List.begin(); I != List.end(); I++) { - kill(Process,SIGINT); - Fd.Close(); - ExecWait(Process,Opts->Value.c_str(),true); - return false; - } + // Only deal with packages to be installed from .deb + if (I->Op != Item::Install) + continue; + + // No errors here.. + if (I->File[0] != '/') + continue; + + /* Feed the filename of each package that is pending install + into the pipe. */ + fprintf(F,"%s\n",I->File.c_str()); + if (ferror(F) != 0) + break; + } } - Fd.Close(); + else + SendV2Pkgs(F); + + fclose(F); // Clean up the sub process if (ExecWait(Process,Opts->Value.c_str()) == false) - return false; + return _error->Error("Failure running script %s",Opts->Value.c_str()); } return true; } + /*}}}*/ +// DPkgPM::DoStdin - Read stdin and pass to slave pty /*{{{*/ +// --------------------------------------------------------------------- +/* +*/ +void pkgDPkgPM::DoStdin(int master) +{ + unsigned char input_buf[256] = {0,}; + ssize_t len = read(0, input_buf, sizeof(input_buf)); + if (len) + write(master, input_buf, len); + else + d->stdin_is_dev_null = true; +} + /*}}}*/ +// DPkgPM::DoTerminalPty - Read the terminal pty and write log /*{{{*/ +// --------------------------------------------------------------------- +/* + * read the terminal pty and write log + */ +void pkgDPkgPM::DoTerminalPty(int master) +{ + unsigned char term_buf[1024] = {0,0, }; + + ssize_t len=read(master, term_buf, sizeof(term_buf)); + if(len == -1 && errno == EIO) + { + // this happens when the child is about to exit, we + // give it time to actually exit, otherwise we run + // into a race so we sleep for half a second. + struct timespec sleepfor = { 0, 500000000 }; + nanosleep(&sleepfor, NULL); + return; + } + if(len <= 0) + return; + write(1, term_buf, len); + if(d->term_out) + fwrite(term_buf, len, sizeof(char), d->term_out); +} + /*}}}*/ +// DPkgPM::ProcessDpkgStatusBuf /*{{{*/ +// --------------------------------------------------------------------- +/* + */ +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: : ' + 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 + + Newer versions of dpkg sent also: + 'processing: install: pkg' + 'processing: configure: pkg' + 'processing: remove: pkg' + 'processing: purge: pkg' + 'processing: disappear: pkg' + 'processing: 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) + { + if (Debug == true) + std::clog << "ignoring line: not enough ':'" << std::endl; + return; + } + const char* const pkg = list[1]; + const char* action = _strstrip(list[2]); + + // 'processing' from dpkg looks like + // 'processing: action: pkg' + if(strncmp(list[0], "processing", strlen("processing")) == 0) + { + char s[200]; + const char* const pkg_or_trigger = _strstrip(list[2]); + action = _strstrip( list[1]); + const std::pair * const iter = + std::find_if(PackageProcessingOpsBegin, + PackageProcessingOpsEnd, + MatchProcessingOp(action)); + if(iter == PackageProcessingOpsEnd) + { + if (Debug == true) + std::clog << "ignoring unknown action: " << action << std::endl; + return; + } + snprintf(s, sizeof(s), _(iter->second), pkg_or_trigger); + + status << "pmstatus:" << pkg_or_trigger + << ":" << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << s + << endl; + if(OutStatusFd > 0) + 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) + write(OutStatusFd, status.str().c_str(), status.str().size()); + if (Debug == true) + std::clog << "send: '" << status.str() << "'" << endl; + pkgFailures++; + WriteApportReport(list[1], list[3]); + return; + } + else if(strncmp(action,"conffile",strlen("conffile")) == 0) + { + status << "pmconffile:" << list[1] + << ":" << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << list[3] + << endl; + if(OutStatusFd > 0) + write(OutStatusFd, status.str().c_str(), status.str().size()); + if (Debug == true) + std::clog << "send: '" << status.str() << "'" << endl; + return; + } + vector 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)) + { + // 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(OutStatusFd > 0) + 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: " << pkg + << " action: " << action << endl; +} /*}}}*/ +// DPkgPM::handleDisappearAction /*{{{*/ +void pkgDPkgPM::handleDisappearAction(string const &pkgname) +{ + // record the package name for display and stuff later + disappearedPkgs.insert(pkgname); + + pkgCache::PkgIterator Pkg = Cache.FindPkg(pkgname); + if (unlikely(Pkg.end() == true)) + return; + // the disappeared package was auto-installed - nothing to do + if ((Cache[Pkg].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) + return; + pkgCache::VerIterator PkgVer = Cache[Pkg].InstVerIter(Cache); + if (unlikely(PkgVer.end() == true)) + return; + /* search in the list of dependencies for (Pre)Depends, + check if this dependency has a Replaces on our package + and if so transfer the manual installed flag to it */ + for (pkgCache::DepIterator Dep = PkgVer.DependsList(); Dep.end() != true; ++Dep) + { + if (Dep->Type != pkgCache::Dep::Depends && + Dep->Type != pkgCache::Dep::PreDepends) + continue; + pkgCache::PkgIterator Tar = Dep.TargetPkg(); + if (unlikely(Tar.end() == true)) + continue; + // the package is already marked as manual + if ((Cache[Tar].Flags & pkgCache::Flag::Auto) != pkgCache::Flag::Auto) + continue; + pkgCache::VerIterator TarVer = Cache[Tar].InstVerIter(Cache); + if (TarVer.end() == true) + continue; + for (pkgCache::DepIterator Rep = TarVer.DependsList(); Rep.end() != true; ++Rep) + { + if (Rep->Type != pkgCache::Dep::Replaces) + continue; + if (Pkg != Rep.TargetPkg()) + continue; + // okay, they are strongly connected - transfer manual-bit + if (Debug == true) + std::clog << "transfer manual-bit from disappeared »" << pkgname << "« to »" << Tar.FullName() << "«" << std::endl; + Cache[Tar].Flags &= ~Flag::Auto; + break; + } + } +} + /*}}}*/ +// DPkgPM::DoDpkgStatusFd /*{{{*/ +// --------------------------------------------------------------------- +/* + */ +void pkgDPkgPM::DoDpkgStatusFd(int statusfd, int OutStatusFd) +{ + char *p, *q; + int len; + + len=read(statusfd, &d->dpkgbuf[d->dpkgbuf_pos], sizeof(d->dpkgbuf)-d->dpkgbuf_pos); + d->dpkgbuf_pos += len; + if(len <= 0) + return; + + // process line by line if we have a buffer + p = q = d->dpkgbuf; + while((q=(char*)memchr(p, '\n', d->dpkgbuf+d->dpkgbuf_pos-p)) != NULL) + { + *q = 0; + ProcessDpkgStatusLine(OutStatusFd, p); + p=q+1; // continue with next line + } + + // now move the unprocessed bits (after the final \n that is now a 0x0) + // to the start and update d->dpkgbuf_pos + p = (char*)memrchr(d->dpkgbuf, 0, d->dpkgbuf_pos); + if(p == NULL) + return; + + // we are interessted in the first char *after* 0x0 + p++; + + // move the unprocessed tail to the start and update pos + memmove(d->dpkgbuf, p, p-d->dpkgbuf); + d->dpkgbuf_pos = d->dpkgbuf+d->dpkgbuf_pos-p; +} + /*}}}*/ +// DPkgPM::WriteHistoryTag /*{{{*/ +void pkgDPkgPM::WriteHistoryTag(string const &tag, string value) +{ + size_t const length = value.length(); + if (length == 0) + return; + // poor mans rstrip(", ") + if (value[length-2] == ',' && value[length-1] == ' ') + value.erase(length - 2, 2); + fprintf(d->history_out, "%s: %s\n", tag.c_str(), value.c_str()); +} /*}}}*/ +// DPkgPM::OpenLog /*{{{*/ +bool pkgDPkgPM::OpenLog() +{ + string const logdir = _config->FindDir("Dir::Log"); + if(CreateAPTDirectoryIfNeeded(logdir, logdir) == false) + // FIXME: use a better string after freeze + return _error->Error(_("Directory '%s' missing"), logdir.c_str()); + + // get current time + char timestr[200]; + time_t const t = time(NULL); + struct tm const * const tmp = localtime(&t); + strftime(timestr, sizeof(timestr), "%F %T", tmp); + + // open terminal log + string const logfile_name = flCombine(logdir, + _config->Find("Dir::Log::Terminal")); + if (!logfile_name.empty()) + { + d->term_out = fopen(logfile_name.c_str(),"a"); + if (d->term_out == NULL) + return _error->WarningE("OpenLog", _("Could not open file '%s'"), logfile_name.c_str()); + setvbuf(d->term_out, NULL, _IONBF, 0); + SetCloseExec(fileno(d->term_out), true); + struct passwd *pw; + struct group *gr; + pw = getpwnam("root"); + gr = getgrnam("adm"); + if (pw != NULL && gr != NULL) + chown(logfile_name.c_str(), pw->pw_uid, gr->gr_gid); + chmod(logfile_name.c_str(), 0644); + fprintf(d->term_out, "\nLog started: %s\n", timestr); + } + + // write your history + string const history_name = flCombine(logdir, + _config->Find("Dir::Log::History")); + if (!history_name.empty()) + { + d->history_out = fopen(history_name.c_str(),"a"); + if (d->history_out == NULL) + return _error->WarningE("OpenLog", _("Could not open file '%s'"), history_name.c_str()); + chmod(history_name.c_str(), 0644); + fprintf(d->history_out, "\nStart-Date: %s\n", timestr); + string remove, purge, install, reinstall, upgrade, downgrade; + for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; I++) + { + enum { CANDIDATE, CANDIDATE_AUTO, CURRENT_CANDIDATE, CURRENT } infostring; + string *line = NULL; + #define HISTORYINFO(X, Y) { line = &X; infostring = Y; } + if (Cache[I].NewInstall() == true) + HISTORYINFO(install, CANDIDATE_AUTO) + else if (Cache[I].ReInstall() == true) + HISTORYINFO(reinstall, CANDIDATE) + else if (Cache[I].Upgrade() == true) + HISTORYINFO(upgrade, CURRENT_CANDIDATE) + else if (Cache[I].Downgrade() == true) + HISTORYINFO(downgrade, CURRENT_CANDIDATE) + else if (Cache[I].Delete() == true) + HISTORYINFO((Cache[I].Purge() ? purge : remove), CURRENT) + else + continue; + #undef HISTORYINFO + line->append(I.FullName(false)).append(" ("); + switch (infostring) { + case CANDIDATE: line->append(Cache[I].CandVersion); break; + case CANDIDATE_AUTO: + line->append(Cache[I].CandVersion); + if ((Cache[I].Flags & pkgCache::Flag::Auto) == pkgCache::Flag::Auto) + line->append(", automatic"); + break; + case CURRENT_CANDIDATE: line->append(Cache[I].CurVersion).append(", ").append(Cache[I].CandVersion); break; + case CURRENT: line->append(Cache[I].CurVersion); break; + } + line->append("), "); + } + if (_config->Exists("Commandline::AsString") == true) + WriteHistoryTag("Commandline", _config->Find("Commandline::AsString")); + WriteHistoryTag("Install", install); + WriteHistoryTag("Reinstall", reinstall); + WriteHistoryTag("Upgrade", upgrade); + WriteHistoryTag("Downgrade",downgrade); + WriteHistoryTag("Remove",remove); + WriteHistoryTag("Purge",purge); + fflush(d->history_out); + } + + return true; +} + /*}}}*/ +// DPkg::CloseLog /*{{{*/ +bool pkgDPkgPM::CloseLog() +{ + char timestr[200]; + time_t t = time(NULL); + struct tm *tmp = localtime(&t); + strftime(timestr, sizeof(timestr), "%F %T", tmp); + + if(d->term_out) + { + fprintf(d->term_out, "Log ended: "); + fprintf(d->term_out, "%s", timestr); + fprintf(d->term_out, "\n"); + fclose(d->term_out); + } + d->term_out = NULL; + + if(d->history_out) + { + if (disappearedPkgs.empty() == false) + { + string disappear; + for (std::set::const_iterator d = disappearedPkgs.begin(); + d != disappearedPkgs.end(); ++d) + { + pkgCache::PkgIterator P = Cache.FindPkg(*d); + disappear.append(*d); + if (P.end() == true) + disappear.append(", "); + else + disappear.append(" (").append(Cache[P].CurVersion).append("), "); + } + WriteHistoryTag("Disappeared", disappear); + } + if (d->dpkg_error.empty() == false) + fprintf(d->history_out, "Error: %s\n", d->dpkg_error.c_str()); + fprintf(d->history_out, "End-Date: %s\n", timestr); + fclose(d->history_out); + } + d->history_out = NULL; + + return true; +} + /*}}}*/ +/*{{{*/ +// This implements a racy version of pselect for those architectures +// that don't have a working implementation. +// FIXME: Probably can be removed on Lenny+1 +static int racy_pselect(int nfds, fd_set *readfds, fd_set *writefds, + fd_set *exceptfds, const struct timespec *timeout, + const sigset_t *sigmask) +{ + sigset_t origmask; + struct timeval tv; + int retval; + + tv.tv_sec = timeout->tv_sec; + tv.tv_usec = timeout->tv_nsec/1000; + + sigprocmask(SIG_SETMASK, sigmask, &origmask); + retval = select(nfds, readfds, writefds, exceptfds, &tv); + sigprocmask(SIG_SETMASK, &origmask, 0); + return retval; +} +/*}}}*/ // DPkgPM::Go - Run the sequence /*{{{*/ // --------------------------------------------------------------------- -/* This globs the operations and calls dpkg */ -bool pkgDPkgPM::Go() +/* This globs the operations and calls dpkg + * + * If it is called with "OutStatusFd" set to a valid file descriptor + * apt will report the install progress over this fd. It maps the + * dpkg states a package goes through to human readable (and i10n-able) + * names and calculates a percentage for each step. +*/ +bool pkgDPkgPM::Go(int OutStatusFd) { + fd_set rfds; + struct timespec tv; + sigset_t sigmask; + sigset_t original_sigmask; + + unsigned int const MaxArgs = _config->FindI("Dpkg::MaxArgs",8*1024); + unsigned int const MaxArgBytes = _config->FindI("Dpkg::MaxArgBytes",32*1024); + bool const NoTriggers = _config->FindB("DPkg::NoTriggers", false); + if (RunScripts("DPkg::Pre-Invoke") == false) return false; if (RunScriptsWithPkgs("DPkg::Pre-Install-Pkgs") == false) return false; - for (vector::iterator I = List.begin(); I != List.end();) + // support subpressing of triggers processing for special + // cases like d-i that runs the triggers handling manually + bool const SmartConf = (_config->Find("PackageManager::Configure", "all") != "all"); + bool const TriggersPending = _config->FindB("DPkg::TriggersPending", false); + if (_config->FindB("DPkg::ConfigurePending", SmartConf) == true) + List.push_back(Item(Item::ConfigurePending, PkgIterator())); + + // map the dpkg states to the operations that are performed + // (this is sorted in the same way as Item::Ops) + static const struct DpkgState DpkgStatesOpMap[][7] = { + // Install operation + { + {"half-installed", N_("Preparing %s")}, + {"unpacked", N_("Unpacking %s") }, + {NULL, NULL} + }, + // Configure operation + { + {"unpacked",N_("Preparing to configure %s") }, + {"half-configured", N_("Configuring %s") }, + { "installed", N_("Installed %s")}, + {NULL, NULL} + }, + // Remove operation + { + {"half-configured", N_("Preparing for removal of %s")}, + {"half-installed", N_("Removing %s")}, + {"config-files", N_("Removed %s")}, + {NULL, NULL} + }, + // Purge operation + { + {"config-files", N_("Preparing to completely remove %s")}, + {"not-installed", N_("Completely removed %s")}, + {NULL, NULL} + }, + }; + + // init the PackageOps map, go over the list of packages that + // that will be [installed|configured|removed|purged] and add + // them to the PackageOps map (the dpkg states it goes through) + // and the PackageOpsTranslations (human readable strings) + for (vector::const_iterator I = List.begin(); I != List.end();I++) + { + if((*I).Pkg.end() == true) + continue; + + string const name = (*I).Pkg.Name(); + PackageOpsDone[name] = 0; + for(int i=0; (DpkgStatesOpMap[(*I).Op][i]).state != NULL; i++) + { + PackageOps[name].push_back(DpkgStatesOpMap[(*I).Op][i]); + PackagesTotal++; + } + } + + d->stdin_is_dev_null = false; + + // create log + OpenLog(); + + // this loop is runs once per operation + for (vector::const_iterator I = List.begin(); I != List.end();) { - vector::iterator J = I; - for (; J != List.end() && J->Op == I->Op; J++); + // Do all actions with the same Op in one run + vector::const_iterator J = I; + if (TriggersPending == true) + for (; J != List.end(); J++) + { + if (J->Op == I->Op) + continue; + if (J->Op != Item::TriggersPending) + break; + vector::const_iterator T = J + 1; + if (T != List.end() && T->Op == I->Op) + continue; + break; + } + else + for (; J != List.end() && J->Op == I->Op; J++) + /* nothing */; // Generate the argument list - const char *Args[400]; - if (J - I > 350) - J = I + 350; + const char *Args[MaxArgs + 50]; + // keep track of allocated strings for multiarch package names + char *Packages[MaxArgs + 50]; + unsigned int pkgcount = 0; + + // Now check if we are within the MaxArgs limit + // + // this code below is problematic, because it may happen that + // the argument list is split in a way that A depends on B + // and they are in the same "--configure A B" run + // - with the split they may now be configured in different + // runs + if (J - I > (signed)MaxArgs) + J = I + MaxArgs; unsigned int n = 0; unsigned long Size = 0; - Args[n++] = _config->Find("Dir::Bin::dpkg","dpkg").c_str(); + string const Tmp = _config->Find("Dir::Bin::dpkg","dpkg"); + Args[n++] = Tmp.c_str(); Size += strlen(Args[n-1]); // Stick in any custom dpkg options @@ -261,6 +960,16 @@ bool pkgDPkgPM::Go() } } + char status_fd_buf[20]; + int fd[2]; + pipe(fd); + + Args[n++] = "--status-fd"; + Size += strlen(Args[n-1]); + snprintf(status_fd_buf,sizeof(status_fd_buf),"%i", fd[1]); + Args[n++] = status_fd_buf; + Size += strlen(Args[n-1]); + switch (I->Op) { case Item::Remove: @@ -285,17 +994,40 @@ bool pkgDPkgPM::Go() Args[n++] = "--configure"; Size += strlen(Args[n-1]); break; - + + case Item::ConfigurePending: + Args[n++] = "--configure"; + Size += strlen(Args[n-1]); + Args[n++] = "--pending"; + Size += strlen(Args[n-1]); + break; + + case Item::TriggersPending: + Args[n++] = "--triggers-only"; + Size += strlen(Args[n-1]); + Args[n++] = "--pending"; + Size += strlen(Args[n-1]); + break; + case Item::Install: Args[n++] = "--unpack"; Size += strlen(Args[n-1]); + Args[n++] = "--auto-deconfigure"; + Size += strlen(Args[n-1]); break; } - + + if (NoTriggers == true && I->Op != Item::TriggersPending && + I->Op != Item::ConfigurePending) + { + Args[n++] = "--no-triggers"; + Size += strlen(Args[n-1]); + } + // Write in the file or package names if (I->Op == Item::Install) { - for (;I != J && Size < 1024; I++) + for (;I != J && Size < MaxArgBytes; I++) { if (I->File[0] != '/') return _error->Error("Internal Error, Pathname to install is not absolute '%s'",I->File.c_str()); @@ -305,12 +1037,27 @@ bool pkgDPkgPM::Go() } else { - for (;I != J && Size < 1024; I++) + string const nativeArch = _config->Find("APT::Architecture"); + unsigned long const oldSize = I->Op == Item::Configure ? Size : 0; + for (;I != J && Size < MaxArgBytes; I++) { - Args[n++] = I->Pkg.Name(); + if((*I).Pkg.end() == true) + continue; + if (I->Op == Item::Configure && disappearedPkgs.find(I->Pkg.Name()) != disappearedPkgs.end()) + continue; + if (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all")) + Args[n++] = I->Pkg.Name(); + else + { + Packages[pkgcount] = strdup(I->Pkg.FullName(false).c_str()); + Args[n++] = Packages[pkgcount++]; + } Size += strlen(Args[n-1]); - } - } + } + // skip configure action if all sheduled packages disappeared + if (oldSize == Size) + continue; + } Args[n] = 0; J = I; @@ -330,69 +1077,251 @@ bool pkgDPkgPM::Go() it forks scripts. What happens is that when you hit ctrl-c it sends it to all processes in the group. Since dpkg ignores the signal it doesn't die but we do! So we must also ignore it */ - signal(SIGQUIT,SIG_IGN); - signal(SIGINT,SIG_IGN); - - // Fork dpkg - pid_t Child = ExecFork(); + sighandler_t old_SIGQUIT = signal(SIGQUIT,SIG_IGN); + sighandler_t old_SIGINT = signal(SIGINT,SIG_IGN); + + // ignore SIGHUP as well (debian #463030) + sighandler_t old_SIGHUP = signal(SIGHUP,SIG_IGN); + + struct termios tt; + struct winsize win; + int master = -1; + int slave = -1; + + // if tcgetattr does not return zero there was a error + // and we do not do any pty magic + if (tcgetattr(0, &tt) == 0) + { + ioctl(0, TIOCGWINSZ, (char *)&win); + if (openpty(&master, &slave, NULL, &tt, &win) < 0) + { + const char *s = _("Can not write log, openpty() " + "failed (/dev/pts not mounted?)\n"); + fprintf(stderr, "%s",s); + if(d->term_out) + fprintf(d->term_out, "%s",s); + master = slave = -1; + } else { + struct termios rtt; + rtt = tt; + cfmakeraw(&rtt); + rtt.c_lflag &= ~ECHO; + rtt.c_lflag |= ISIG; + // block SIGTTOU during tcsetattr to prevent a hang if + // the process is a member of the background process group + // http://www.opengroup.org/onlinepubs/000095399/functions/tcsetattr.html + sigemptyset(&sigmask); + sigaddset(&sigmask, SIGTTOU); + sigprocmask(SIG_BLOCK,&sigmask, &original_sigmask); + tcsetattr(0, TCSAFLUSH, &rtt); + sigprocmask(SIG_SETMASK, &original_sigmask, 0); + } + } + + // Fork dpkg + pid_t Child; + _config->Set("APT::Keep-Fds::",fd[1]); + // send status information that we are about to fork dpkg + if(OutStatusFd > 0) { + ostringstream status; + status << "pmstatus:dpkg-exec:" + << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << _("Running dpkg") + << endl; + write(OutStatusFd, status.str().c_str(), status.str().size()); + } + Child = ExecFork(); // This is the child if (Child == 0) { + if(slave >= 0 && master >= 0) + { + setsid(); + ioctl(slave, TIOCSCTTY, 0); + close(master); + dup2(slave, 0); + dup2(slave, 1); + dup2(slave, 2); + close(slave); + } + close(fd[0]); // close the read end of the pipe + + if (_config->FindDir("DPkg::Chroot-Directory","/") != "/") + { + std::cerr << "Chrooting into " + << _config->FindDir("DPkg::Chroot-Directory") + << std::endl; + if (chroot(_config->FindDir("DPkg::Chroot-Directory","/").c_str()) != 0) + _exit(100); + } + if (chdir(_config->FindDir("DPkg::Run-Directory","/").c_str()) != 0) _exit(100); - int Flags,dummy; - if ((Flags = fcntl(STDIN_FILENO,F_GETFL,dummy)) < 0) - _exit(100); - - // Discard everything in stdin before forking dpkg - if (fcntl(STDIN_FILENO,F_SETFL,Flags | O_NONBLOCK) < 0) - _exit(100); - - while (read(STDIN_FILENO,&dummy,1) == 1); - - if (fcntl(STDIN_FILENO,F_SETFL,Flags & (~(long)O_NONBLOCK)) < 0) - _exit(100); + if (_config->FindB("DPkg::FlushSTDIN",true) == true && isatty(STDIN_FILENO)) + { + int Flags,dummy; + if ((Flags = fcntl(STDIN_FILENO,F_GETFL,dummy)) < 0) + _exit(100); + + // Discard everything in stdin before forking dpkg + if (fcntl(STDIN_FILENO,F_SETFL,Flags | O_NONBLOCK) < 0) + _exit(100); + + while (read(STDIN_FILENO,&dummy,1) == 1); + + if (fcntl(STDIN_FILENO,F_SETFL,Flags & (~(long)O_NONBLOCK)) < 0) + _exit(100); + } /* No Job Control Stop Env is a magic dpkg var that prevents it from using sigstop */ - setenv("DPKG_NO_TSTP","yes",1); + putenv((char *)"DPKG_NO_TSTP=yes"); execvp(Args[0],(char **)Args); cerr << "Could not exec dpkg!" << endl; _exit(100); } + // apply ionice + if (_config->FindB("DPkg::UseIoNice", false) == true) + ionice(Child); + + // clear the Keep-Fd again + _config->Clear("APT::Keep-Fds",fd[1]); + // Wait for dpkg int Status = 0; - while (waitpid(Child,&Status,0) != Child) - { - if (errno == EINTR) - continue; - RunScripts("DPkg::Post-Invoke"); - return _error->Errno("waitpid","Couldn't wait for subprocess"); + + // we read from dpkg here + int const _dpkgin = fd[0]; + close(fd[1]); // close the write end of the pipe + + if(slave > 0) + close(slave); + + // setups fds + sigemptyset(&sigmask); + sigprocmask(SIG_BLOCK,&sigmask,&original_sigmask); + + /* clean up the temporary allocation for multiarch package names in + the parent, so we don't leak memory when we return. */ + for (unsigned int i = 0; i < pkgcount; i++) + free(Packages[i]); + + // the result of the waitpid call + int res; + int select_ret; + while ((res=waitpid(Child,&Status, WNOHANG)) != Child) { + if(res < 0) { + // FIXME: move this to a function or something, looks ugly here + // error handling, waitpid returned -1 + if (errno == EINTR) + continue; + RunScripts("DPkg::Post-Invoke"); + + // Restore sig int/quit + signal(SIGQUIT,old_SIGQUIT); + signal(SIGINT,old_SIGINT); + signal(SIGHUP,old_SIGHUP); + return _error->Errno("waitpid","Couldn't wait for subprocess"); + } + + // wait for input or output here + FD_ZERO(&rfds); + if (master >= 0 && !d->stdin_is_dev_null) + FD_SET(0, &rfds); + FD_SET(_dpkgin, &rfds); + if(master >= 0) + FD_SET(master, &rfds); + tv.tv_sec = 1; + tv.tv_nsec = 0; + select_ret = pselect(max(master, _dpkgin)+1, &rfds, NULL, NULL, + &tv, &original_sigmask); + if (select_ret < 0 && (errno == EINVAL || errno == ENOSYS)) + select_ret = racy_pselect(max(master, _dpkgin)+1, &rfds, NULL, + NULL, &tv, &original_sigmask); + if (select_ret == 0) + continue; + else if (select_ret < 0 && errno == EINTR) + continue; + else if (select_ret < 0) + { + perror("select() returned error"); + continue; + } + + if(master >= 0 && FD_ISSET(master, &rfds)) + DoTerminalPty(master); + if(master >= 0 && FD_ISSET(0, &rfds)) + DoStdin(master); + if(FD_ISSET(_dpkgin, &rfds)) + DoDpkgStatusFd(_dpkgin, OutStatusFd); } + close(_dpkgin); // Restore sig int/quit - signal(SIGQUIT,SIG_DFL); - signal(SIGINT,SIG_DFL); + signal(SIGQUIT,old_SIGQUIT); + signal(SIGINT,old_SIGINT); + signal(SIGHUP,old_SIGHUP); + + if(master >= 0) + { + tcsetattr(0, TCSAFLUSH, &tt); + close(master); + } // Check for an error code. if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0) { - RunScripts("DPkg::Post-Invoke"); - if (WIFSIGNALED(Status) != 0 && WTERMSIG(Status) == SIGSEGV) - return _error->Error("Sub-process recieved a segmentation fault."); - - if (WIFEXITED(Status) != 0) - return _error->Error("Sub-process returned an error code (%u)",WEXITSTATUS(Status)); + // if it was set to "keep-dpkg-runing" then we won't return + // here but keep the loop going and just report it as a error + // for later + bool const stopOnError = _config->FindB("Dpkg::StopOnError",true); - return _error->Error("Sub-process exited unexpectedly"); + if(stopOnError) + RunScripts("DPkg::Post-Invoke"); + + if (WIFSIGNALED(Status) != 0 && WTERMSIG(Status) == SIGSEGV) + strprintf(d->dpkg_error, "Sub-process %s received a segmentation fault.",Args[0]); + else if (WIFEXITED(Status) != 0) + strprintf(d->dpkg_error, "Sub-process %s returned an error code (%u)",Args[0],WEXITSTATUS(Status)); + else + strprintf(d->dpkg_error, "Sub-process %s exited unexpectedly",Args[0]); + + if(d->dpkg_error.size() > 0) + _error->Error("%s", d->dpkg_error.c_str()); + + if(stopOnError) + { + CloseLog(); + return false; + } } } + CloseLog(); if (RunScripts("DPkg::Post-Invoke") == false) return false; + + if (_config->FindB("Debug::pkgDPkgPM",false) == false) + { + std::string const oldpkgcache = _config->FindFile("Dir::cache::pkgcache"); + if (oldpkgcache.empty() == false && RealFileExists(oldpkgcache) == true && + unlink(oldpkgcache.c_str()) == 0) + { + std::string const srcpkgcache = _config->FindFile("Dir::cache::srcpkgcache"); + if (srcpkgcache.empty() == false && RealFileExists(srcpkgcache) == true) + { + _error->PushToStack(); + pkgCacheFile CacheFile; + CacheFile.BuildCaches(NULL, true); + _error->RevertToStack(); + } + } + } + + Cache.writeStateFile(NULL); return true; } /*}}}*/ @@ -404,3 +1333,186 @@ void pkgDPkgPM::Reset() List.erase(List.begin(),List.end()); } /*}}}*/ +// pkgDpkgPM::WriteApportReport - write out error report pkg failure /*{{{*/ +// --------------------------------------------------------------------- +/* */ +void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg) +{ + string pkgname, reportfile, srcpkgname, pkgver, arch; + string::size_type pos; + FILE *report; + + if (_config->FindB("Dpkg::ApportFailureReport", false) == false) + { + std::clog << "configured to not write apport reports" << std::endl; + return; + } + + // only report the first errors + if(pkgFailures > _config->FindI("APT::Apport::MaxReports", 3)) + { + std::clog << _("No apport report written because MaxReports is reached already") << std::endl; + return; + } + + // check if its not a follow up error + const char *needle = dgettext("dpkg", "dependency problems - leaving unconfigured"); + if(strstr(errormsg, needle) != NULL) { + std::clog << _("No apport report written because the error message indicates its a followup error from a previous failure.") << std::endl; + return; + } + + // do not report disk-full failures + if(strstr(errormsg, strerror(ENOSPC)) != NULL) { + std::clog << _("No apport report written because the error message indicates a disk full error") << std::endl; + return; + } + + // do not report out-of-memory failures + if(strstr(errormsg, strerror(ENOMEM)) != NULL) { + std::clog << _("No apport report written because the error message indicates a out of memory error") << std::endl; + return; + } + + // do not report dpkg I/O errors + // XXX - this message is localized, but this only matches the English version. This is better than nothing. + if(strstr(errormsg, "short read in buffer_copy (")) { + std::clog << _("No apport report written because the error message indicates a dpkg I/O error") << std::endl; + return; + } + + // get the pkgname and reportfile + pkgname = flNotDir(pkgpath); + pos = pkgname.find('_'); + if(pos != string::npos) + pkgname = pkgname.substr(0, pos); + + // find the package versin and source package name + pkgCache::PkgIterator Pkg = Cache.FindPkg(pkgname); + if (Pkg.end() == true) + return; + pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg); + if (Ver.end() == true) + return; + pkgver = Ver.VerStr() == NULL ? "unknown" : Ver.VerStr(); + pkgRecords Recs(Cache); + pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList()); + srcpkgname = Parse.SourcePkg(); + if(srcpkgname.empty()) + srcpkgname = pkgname; + + // if the file exists already, we check: + // - if it was reported already (touched by apport). + // If not, we do nothing, otherwise + // we overwrite it. This is the same behaviour as apport + // - if we have a report with the same pkgversion already + // then we skip it + reportfile = flCombine("/var/crash",pkgname+".0.crash"); + if(FileExists(reportfile)) + { + struct stat buf; + char strbuf[255]; + + // check atime/mtime + stat(reportfile.c_str(), &buf); + if(buf.st_mtime > buf.st_atime) + return; + + // check if the existing report is the same version + report = fopen(reportfile.c_str(),"r"); + while(fgets(strbuf, sizeof(strbuf), report) != NULL) + { + if(strstr(strbuf,"Package:") == strbuf) + { + char pkgname[255], version[255]; + if(sscanf(strbuf, "Package: %s %s", pkgname, version) == 2) + if(strcmp(pkgver.c_str(), version) == 0) + { + fclose(report); + return; + } + } + } + fclose(report); + } + + // now write the report + arch = _config->Find("APT::Architecture"); + report = fopen(reportfile.c_str(),"w"); + if(report == NULL) + return; + if(_config->FindB("DPkgPM::InitialReportOnly",false) == true) + chmod(reportfile.c_str(), 0); + else + chmod(reportfile.c_str(), 0600); + fprintf(report, "ProblemType: Package\n"); + fprintf(report, "Architecture: %s\n", arch.c_str()); + time_t now = time(NULL); + fprintf(report, "Date: %s" , ctime(&now)); + fprintf(report, "Package: %s %s\n", pkgname.c_str(), pkgver.c_str()); + fprintf(report, "SourcePackage: %s\n", srcpkgname.c_str()); + fprintf(report, "ErrorMessage:\n %s\n", errormsg); + + // ensure that the log is flushed + if(d->term_out) + fflush(d->term_out); + + // attach terminal log it if we have it + string logfile_name = _config->FindFile("Dir::Log::Terminal"); + if (!logfile_name.empty()) + { + FILE *log = NULL; + char buf[1024]; + + fprintf(report, "DpkgTerminalLog:\n"); + log = fopen(logfile_name.c_str(),"r"); + if(log != NULL) + { + while( fgets(buf, sizeof(buf), log) != NULL) + fprintf(report, " %s", buf); + fclose(log); + } + } + + // log the ordering + const char *ops_str[] = {"Install", "Configure","Remove","Purge"}; + fprintf(report, "AptOrdering:\n"); + for (vector::iterator I = List.begin(); I != List.end(); I++) + fprintf(report, " %s: %s\n", (*I).Pkg.Name(), ops_str[(*I).Op]); + + // attach dmesg log (to learn about segfaults) + if (FileExists("/bin/dmesg")) + { + FILE *log = NULL; + char buf[1024]; + + fprintf(report, "Dmesg:\n"); + log = popen("/bin/dmesg","r"); + if(log != NULL) + { + while( fgets(buf, sizeof(buf), log) != NULL) + fprintf(report, " %s", buf); + pclose(log); + } + } + + // attach df -l log (to learn about filesystem status) + if (FileExists("/bin/df")) + { + FILE *log = NULL; + char buf[1024]; + + fprintf(report, "Df:\n"); + log = popen("/bin/df -l","r"); + if(log != NULL) + { + while( fgets(buf, sizeof(buf), log) != NULL) + fprintf(report, " %s", buf); + pclose(log); + } + } + + fclose(report); + +} + /*}}}*/