#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>
#include <sys/wait.h>
#include <signal.h>
#include <errno.h>
+#include <string.h>
#include <stdio.h>
#include <string.h>
#include <algorithm>
/* */
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)
{
}
/*}}}*/
return true;
}
-
/*}}}*/
// DPkgPM::DoStdin - Read stdin and pass to slave pty /*{{{*/
// ---------------------------------------------------------------------
'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
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]
write(OutStatusFd, status.str().c_str(), status.str().size());
if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true)
std::clog << "send: '" << status.str() << "'" << endl;
+ pkgFailures++;
+ WriteApportReport(list[1], list[3]);
return;
}
if(strncmp(action,"conffile",strlen("conffile")) == 0)
*/
bool pkgDPkgPM::Go(int OutStatusFd)
{
+ fd_set rfds;
+ struct timespec tv;
+ sigset_t sigmask;
+ sigset_t original_sigmask;
+
unsigned int MaxArgs = _config->FindI("Dpkg::MaxArgs",8*1024);
unsigned int MaxArgBytes = _config->FindI("Dpkg::MaxArgBytes",32*1024);
bool NoTriggers = _config->FindB("DPkg::NoTriggers",false);
sighandler_t old_SIGHUP = signal(SIGHUP,SIG_IGN);
struct termios tt;
- struct termios tt_out;
struct winsize win;
int master;
int slave;
// FIXME: setup sensible signal handling (*ick*)
tcgetattr(0, &tt);
- tcgetattr(1, &tt_out);
ioctl(0, TIOCGWINSZ, (char *)&win);
- if (openpty(&master, &slave, NULL, &tt_out, &win) < 0)
+ if (openpty(&master, &slave, NULL, &tt, &win) < 0)
{
const char *s = _("Can not write log, openpty() "
"failed (/dev/pts not mounted?)\n");
rtt = tt;
cfmakeraw(&rtt);
rtt.c_lflag &= ~ECHO;
+ // 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
close(slave);
// setups fds
- fd_set rfds;
- struct timespec tv;
- sigset_t sigmask;
- sigset_t original_sigmask;
sigemptyset(&sigmask);
sigprocmask(SIG_BLOCK,&sigmask,&original_sigmask);
// Restore sig int/quit
signal(SIGQUIT,old_SIGQUIT);
signal(SIGINT,old_SIGINT);
- signal(SIGINT,old_SIGHUP);
+ 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)
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;
+ }
+
+ // 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);
+ }
+ }
+ fclose(report);
+
+}
+ /*}}}*/
projects / apt.git / blobdiff