diff options
Diffstat (limited to 'apt-pkg/deb/dpkgpm.cc')
| -rw-r--r-- | apt-pkg/deb/dpkgpm.cc | 235 |
1 files changed, 220 insertions, 15 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index 9d144a227..f220e2bce 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -12,6 +12,7 @@ #include <apt-pkg/error.h> #include <apt-pkg/configuration.h> #include <apt-pkg/depcache.h> +#include <apt-pkg/pkgrecords.h> #include <apt-pkg/strutl.h> #include <apti18n.h> #include <apt-pkg/fileutl.h> @@ -24,6 +25,7 @@ #include <sys/wait.h> #include <signal.h> #include <errno.h> +#include <string.h> #include <stdio.h> #include <string.h> #include <algorithm> @@ -105,7 +107,7 @@ ionice(int PID) /* */ pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache) : pkgPackageManager(Cache), dpkgbuf_pos(0), - term_out(NULL), PackagesDone(0), PackagesTotal(0) + term_out(NULL), PackagesDone(0), PackagesTotal(0), pkgFailures(0) { } /*}}}*/ @@ -341,7 +343,6 @@ bool pkgDPkgPM::RunScriptsWithPkgs(const char *Cnf) return true; } - /*}}}*/ // DPkgPM::DoStdin - Read stdin and pass to slave pty /*{{{*/ // --------------------------------------------------------------------- @@ -411,7 +412,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) 'processing: trigproc: trigger' */ - char* list[5]; + 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 @@ -459,6 +460,14 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) 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] @@ -467,6 +476,8 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) 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) @@ -551,7 +562,7 @@ void pkgDPkgPM::DoDpkgStatusFd(int statusfd, int OutStatusFd) } /*}}}*/ // DPkgPM::WriteHistoryTag /*{{{*/ -void pkgDPkgPM::WriteHistoryTag(string tag, string value) +void pkgDPkgPM::WriteHistoryTag(FILE *history_out, string tag, string value) { if (value.size() > 0) { @@ -592,7 +603,7 @@ bool pkgDPkgPM::OpenLog() _config->Find("Dir::Log::History")); if (!history_name.empty()) { - history_out = fopen(history_name.c_str(),"a"); + FILE *history_out = fopen(history_name.c_str(),"a"); chmod(history_name.c_str(), 0644); fprintf(history_out, "\nStart-Date: %s\n", timestr); string remove, purge, install, upgrade, downgrade; @@ -612,12 +623,12 @@ bool pkgDPkgPM::OpenLog() remove += I.Name() + string(" (") + Cache[I].CurVersion + string("), "); } } - WriteHistoryTag("Install", install); - WriteHistoryTag("Upgrade", upgrade); - WriteHistoryTag("Downgrade",downgrade); - WriteHistoryTag("Remove",remove); - WriteHistoryTag("Purge",purge); - fflush(history_out); + WriteHistoryTag(history_out, "Install", install); + WriteHistoryTag(history_out, "Upgrade", upgrade); + WriteHistoryTag(history_out, "Downgrade",downgrade); + WriteHistoryTag(history_out, "Remove",remove); + WriteHistoryTag(history_out, "Purge",purge); + fclose(history_out); } return true; @@ -640,10 +651,11 @@ bool pkgDPkgPM::CloseLog() } term_out = NULL; - if(history_out) + string history_name = flCombine(_config->FindDir("Dir::Log"), + _config->Find("Dir::Log::History")); + if (!history_name.empty()) { - if (dpkg_error.size() > 0) - fprintf(history_out, "Error: %s\n", dpkg_error.c_str()); + FILE *history_out = fopen(history_name.c_str(),"a"); fprintf(history_out, "End-Date: %s\n", timestr); fclose(history_out); } @@ -1060,7 +1072,6 @@ bool pkgDPkgPM::Go(int OutStatusFd) signal(SIGHUP,old_SIGHUP); return _error->Errno("waitpid","Couldn't wait for subprocess"); } - // wait for input or output here FD_ZERO(&rfds); if (!stdin_is_dev_null) @@ -1116,6 +1127,7 @@ bool pkgDPkgPM::Go(int OutStatusFd) if(stopOnError) RunScripts("DPkg::Post-Invoke"); + string dpkg_error; if (WIFSIGNALED(Status) != 0 && WTERMSIG(Status) == SIGSEGV) strprintf(dpkg_error, "Sub-process %s received a segmentation fault.",Args[0]); else if (WIFEXITED(Status) != 0) @@ -1124,7 +1136,17 @@ bool pkgDPkgPM::Go(int OutStatusFd) strprintf(dpkg_error, "Sub-process %s exited unexpectedly",Args[0]); if(dpkg_error.size() > 0) + { _error->Error(dpkg_error.c_str()); + string history_name = flCombine(_config->FindDir("Dir::Log"), + _config->Find("Dir::Log::History")); + if (!history_name.empty()) + { + FILE *history_out = fopen(history_name.c_str(),"a"); + fprintf(history_out, "Error: %s\n", dpkg_error.c_str()); + fclose(history_out); + } + } if(stopOnError) { @@ -1150,3 +1172,186 @@ 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",true) == 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(term_out) + fflush(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<Item>::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); + fclose(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); + fclose(log); + } + } + + fclose(report); + +} + /*}}}*/ |