##################################################################### */
/*}}}*/
// Includes /*{{{*/
+#include <config.h>
+
#include <apt-pkg/dpkgpm.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/cachefile.h>
+#include <apt-pkg/packagemanager.h>
#include <unistd.h>
#include <stdlib.h>
#include <map>
#include <pwd.h>
#include <grp.h>
+#include <iomanip>
#include <termios.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <pty.h>
-#include <config.h>
#include <apti18n.h>
/*}}}*/
using namespace std;
+class pkgDPkgPMPrivate
+{
+public:
+ pkgDPkgPMPrivate() : stdin_is_dev_null(false), dpkgbuf_pos(0),
+ 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
+ char dpkgbuf[1024];
+ int dpkgbuf_pos;
+ FILE *term_out;
+ FILE *history_out;
+ string dpkg_error;
+
+ float last_reported_progress;
+ int nr_terminal_rows;
+ bool fancy_progress_output;
+};
+
namespace
{
// Maps the dpkg "processing" info to human readable names. Entry 0
{
if (!FileExists("/usr/bin/ionice"))
return false;
- pid_t Process = ExecFork();
+ pid_t Process = ExecFork();
if (Process == 0)
{
char buf[32];
return ExecWait(Process, "ionice");
}
+// dpkgChrootDirectory - chrooting for dpkg if needed /*{{{*/
+static void dpkgChrootDirectory()
+{
+ std::string const chrootDir = _config->FindDir("DPkg::Chroot-Directory");
+ if (chrootDir == "/")
+ return;
+ std::cerr << "Chrooting into " << chrootDir << std::endl;
+ if (chroot(chrootDir.c_str()) != 0)
+ _exit(100);
+ if (chdir("/") != 0)
+ _exit(100);
+}
+ /*}}}*/
+
+
+// FindNowVersion - Helper to find a Version in "now" state /*{{{*/
+// ---------------------------------------------------------------------
+/* This is helpful when a package is no longer installed but has residual
+ * config files
+ */
+static
+pkgCache::VerIterator FindNowVersion(const pkgCache::PkgIterator &Pkg)
+{
+ pkgCache::VerIterator Ver;
+ for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
+ {
+ pkgCache::VerFileIterator Vf = Ver.FileList();
+ pkgCache::PkgFileIterator F = Vf.File();
+ for (F = Vf.File(); F.end() == false; ++F)
+ {
+ if (F && F.Archive())
+ {
+ if (strcmp(F.Archive(), "now"))
+ return Ver;
+ }
+ }
+ }
+ return Ver;
+}
+ /*}}}*/
+
// DPkgPM::pkgDPkgPM - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache)
- : pkgPackageManager(Cache), dpkgbuf_pos(0),
- term_out(NULL), history_out(NULL), PackagesDone(0), PackagesTotal(0)
+ : pkgPackageManager(Cache), PackagesDone(0), PackagesTotal(0)
{
+ d = new pkgDPkgPMPrivate();
}
/*}}}*/
// DPkgPM::pkgDPkgPM - Destructor /*{{{*/
/* */
pkgDPkgPM::~pkgDPkgPM()
{
+ delete d;
}
/*}}}*/
// DPkgPM::Install - Install a package /*{{{*/
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());
+ return _error->Error("Internal Error, No file name for %s",Pkg.FullName().c_str());
// If the filename string begins with DPkg::Chroot-Directory, return the
// substr that is within the chroot so dpkg can access it.
return true;
}
/*}}}*/
-// DPkgPM::SendV2Pkgs - Send version 2 package info /*{{{*/
+// DPkgPM::SendPkgInfo - Send info for install-pkgs hook /*{{{*/
// ---------------------------------------------------------------------
/* 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)
{
- fprintf(F,"VERSION 2\n");
-
- /* Write out all of the configuration directives by walking the
+ return SendPkgsInfo(F, 2);
+}
+bool pkgDPkgPM::SendPkgsInfo(FILE * const F, unsigned int const &Version)
+{
+ // This version of APT supports only v3, so don't sent higher versions
+ if (Version <= 3)
+ fprintf(F,"VERSION %u\n", Version);
+ else
+ fprintf(F,"VERSION 3\n");
+
+ /* Write out all of the configuration directives by walking the
configuration tree */
const Configuration::Item *Top = _config->Tree(0);
for (; Top != 0;)
pkgDepCache::StateCache &S = Cache[I->Pkg];
fprintf(F,"%s ",I->Pkg.Name());
- // Current version
- if (I->Pkg->CurrentVer == 0)
- fprintf(F,"- ");
+
+ // Current version which we are going to replace
+ pkgCache::VerIterator CurVer = I->Pkg.CurrentVer();
+ if (CurVer.end() == true && (I->Op == Item::Remove || I->Op == Item::Purge))
+ CurVer = FindNowVersion(I->Pkg);
+
+ if (CurVer.end() == true)
+ {
+ if (Version <= 2)
+ fprintf(F, "- ");
+ else
+ fprintf(F, "- - none ");
+ }
else
- fprintf(F,"%s ",I->Pkg.CurrentVer().VerStr());
-
- // Show the compare operator
- // Target version
+ {
+ fprintf(F, "%s ", CurVer.VerStr());
+ if (Version >= 3)
+ fprintf(F, "%s %s ", CurVer.Arch(), CurVer.MultiArchType());
+ }
+
+ // Show the compare operator between current and install version
if (S.InstallVer != 0)
{
+ pkgCache::VerIterator const InstVer = S.InstVerIter(Cache);
int Comp = 2;
- if (I->Pkg->CurrentVer != 0)
- Comp = S.InstVerIter(Cache).CompareVer(I->Pkg.CurrentVer());
+ if (CurVer.end() == false)
+ Comp = InstVer.CompareVer(CurVer);
if (Comp < 0)
fprintf(F,"> ");
- if (Comp == 0)
+ else if (Comp == 0)
fprintf(F,"= ");
- if (Comp > 0)
+ else if (Comp > 0)
fprintf(F,"< ");
- fprintf(F,"%s ",S.InstVerIter(Cache).VerStr());
+ fprintf(F, "%s ", InstVer.VerStr());
+ if (Version >= 3)
+ fprintf(F, "%s %s ", InstVer.Arch(), InstVer.MultiArchType());
}
else
- fprintf(F,"> - ");
-
+ {
+ if (Version <= 2)
+ fprintf(F, "> - ");
+ else
+ fprintf(F, "> - - none ");
+ }
+
// Show the filename/operation
if (I->Op == Item::Install)
{
else
fprintf(F,"%s\n",I->File.c_str());
}
- if (I->Op == Item::Configure)
+ else if (I->Op == Item::Configure)
fprintf(F,"**CONFIGURE**\n");
- if (I->Op == Item::Remove ||
+ else if (I->Op == Item::Remove ||
I->Op == Item::Purge)
fprintf(F,"**REMOVE**\n");
OptSec = "DPkg::Tools::Options::" + string(Opts->Value.c_str(),Pos);
unsigned int Version = _config->FindI(OptSec+"::Version",1);
+ unsigned int InfoFD = _config->FindI(OptSec + "::InfoFD", STDIN_FILENO);
// Create the pipes
int Pipes[2];
if (pipe(Pipes) != 0)
return _error->Errno("pipe","Failed to create IPC pipe to subprocess");
- SetCloseExec(Pipes[0],true);
+ if (InfoFD != (unsigned)Pipes[0])
+ SetCloseExec(Pipes[0],true);
+ else
+ _config->Set("APT::Keep-Fds::", Pipes[0]);
SetCloseExec(Pipes[1],true);
-
+
// Purified Fork for running the script
- pid_t Process = ExecFork();
+ pid_t Process = ExecFork();
if (Process == 0)
{
// Setup the FDs
- dup2(Pipes[0],STDIN_FILENO);
+ dup2(Pipes[0], InfoFD);
SetCloseExec(STDOUT_FILENO,false);
- SetCloseExec(STDIN_FILENO,false);
+ SetCloseExec(STDIN_FILENO,false);
SetCloseExec(STDERR_FILENO,false);
- 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);
- }
+ string hookfd;
+ strprintf(hookfd, "%d", InfoFD);
+ setenv("APT_HOOK_INFO_FD", hookfd.c_str(), 1);
+ dpkgChrootDirectory();
const char *Args[4];
Args[0] = "/bin/sh";
Args[1] = "-c";
execv(Args[0],(char **)Args);
_exit(100);
}
+ if (InfoFD == (unsigned)Pipes[0])
+ _config->Clear("APT::Keep-Fds", Pipes[0]);
close(Pipes[0]);
FILE *F = fdopen(Pipes[1],"w");
if (F == 0)
}
}
else
- SendV2Pkgs(F);
+ SendPkgsInfo(F, Version);
fclose(F);
unsigned char input_buf[256] = {0,};
ssize_t len = read(0, input_buf, sizeof(input_buf));
if (len)
- write(master, input_buf, len);
+ FileFd::Write(master, input_buf, len);
else
- stdin_is_dev_null = true;
+ d->stdin_is_dev_null = true;
}
/*}}}*/
// DPkgPM::DoTerminalPty - Read the terminal pty and write log /*{{{*/
}
if(len <= 0)
return;
- write(1, term_buf, len);
- if(term_out)
- fwrite(term_buf, len, sizeof(char), term_out);
+ FileFd::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: <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_str;
+ 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_str = APT::String::Strip(list[1]);
+
+ // this is what we support in the processing stage
+ if(action_str != "install" && action_str != "configure" &&
+ action_str != "remove" && action_str != "purge" &&
+ action_str != "purge")
+ {
+ if (Debug == true)
+ std::clog << "ignoring processing action: '" << action_str
+ << "'" << 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_str = 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_str == "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_str == "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();
+ const char* action = action_str.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 char* const pkg_or_trigger = list[2].c_str();
+ action = list[1].c_str();
const std::pair<const char *, const char *> * const iter =
std::find_if(PackageProcessingOpsBegin,
PackageProcessingOpsEnd,
<< ":" << s
<< endl;
if(OutStatusFd > 0)
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ 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)
+ if (prefix == "status")
{
- // 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<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))
- {
- // 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;
+ 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))
+ {
+ // 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, 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)
+ << ":" << 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;
+ }
+ 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 /*{{{*/
char *p, *q;
int len;
- len=read(statusfd, &dpkgbuf[dpkgbuf_pos], sizeof(dpkgbuf)-dpkgbuf_pos);
- dpkgbuf_pos += 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 = dpkgbuf;
- while((q=(char*)memchr(p, '\n', dpkgbuf+dpkgbuf_pos-p)) != NULL)
+ p = q = d->dpkgbuf;
+ while((q=(char*)memchr(p, '\n', d->dpkgbuf+d->dpkgbuf_pos-p)) != NULL)
{
*q = 0;
ProcessDpkgStatusLine(OutStatusFd, p);
}
// now move the unprocessed bits (after the final \n that is now a 0x0)
- // to the start and update dpkgbuf_pos
- p = (char*)memrchr(dpkgbuf, 0, dpkgbuf_pos);
+ // to the start and update d->dpkgbuf_pos
+ p = (char*)memrchr(d->dpkgbuf, 0, d->dpkgbuf_pos);
if(p == NULL)
return;
p++;
// move the unprocessed tail to the start and update pos
- memmove(dpkgbuf, p, p-dpkgbuf);
- dpkgbuf_pos = dpkgbuf+dpkgbuf_pos-p;
+ memmove(d->dpkgbuf, p, p-d->dpkgbuf);
+ d->dpkgbuf_pos = d->dpkgbuf+d->dpkgbuf_pos-p;
}
/*}}}*/
// DPkgPM::WriteHistoryTag /*{{{*/
// poor mans rstrip(", ")
if (value[length-2] == ',' && value[length-1] == ' ')
value.erase(length - 2, 2);
- fprintf(history_out, "%s: %s\n", tag.c_str(), value.c_str());
+ fprintf(d->history_out, "%s: %s\n", tag.c_str(), value.c_str());
} /*}}}*/
// DPkgPM::OpenLog /*{{{*/
bool pkgDPkgPM::OpenLog()
_config->Find("Dir::Log::Terminal"));
if (!logfile_name.empty())
{
- term_out = fopen(logfile_name.c_str(),"a");
- if (term_out == NULL)
+ 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(term_out, NULL, _IONBF, 0);
- SetCloseExec(fileno(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(term_out, "\nLog started: %s\n", timestr);
+ setvbuf(d->term_out, NULL, _IONBF, 0);
+ SetCloseExec(fileno(d->term_out), true);
+ if (getuid() == 0) // if we aren't root, we can't chown a file, so don't try it
+ {
+ struct passwd *pw = getpwnam("root");
+ struct group *gr = getgrnam("adm");
+ if (pw != NULL && gr != NULL && chown(logfile_name.c_str(), pw->pw_uid, gr->gr_gid) != 0)
+ _error->WarningE("OpenLog", "chown to root:adm of file %s failed", logfile_name.c_str());
+ }
+ if (chmod(logfile_name.c_str(), 0640) != 0)
+ _error->WarningE("OpenLog", "chmod 0640 of file %s failed", logfile_name.c_str());
+ fprintf(d->term_out, "\nLog started: %s\n", timestr);
}
// write your history
_config->Find("Dir::Log::History"));
if (!history_name.empty())
{
- history_out = fopen(history_name.c_str(),"a");
- if (history_out == NULL)
+ 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());
+ SetCloseExec(fileno(d->history_out), true);
chmod(history_name.c_str(), 0644);
- fprintf(history_out, "\nStart-Date: %s\n", timestr);
+ 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)
{
WriteHistoryTag("Downgrade",downgrade);
WriteHistoryTag("Remove",remove);
WriteHistoryTag("Purge",purge);
- fflush(history_out);
+ fflush(d->history_out);
}
return true;
struct tm *tmp = localtime(&t);
strftime(timestr, sizeof(timestr), "%F %T", tmp);
- if(term_out)
+ if(d->term_out)
{
- fprintf(term_out, "Log ended: ");
- fprintf(term_out, "%s", timestr);
- fprintf(term_out, "\n");
- fclose(term_out);
+ fprintf(d->term_out, "Log ended: ");
+ fprintf(d->term_out, "%s", timestr);
+ fprintf(d->term_out, "\n");
+ fclose(d->term_out);
}
- term_out = NULL;
+ d->term_out = NULL;
- if(history_out)
+ if(d->history_out)
{
if (disappearedPkgs.empty() == false)
{
}
WriteHistoryTag("Disappeared", disappear);
}
- if (dpkg_error.empty() == false)
- fprintf(history_out, "Error: %s\n", dpkg_error.c_str());
- fprintf(history_out, "End-Date: %s\n", timestr);
- fclose(history_out);
+ 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);
}
- history_out = NULL;
+ d->history_out = NULL;
return true;
}
/*}}}*/
+// DPkgPM::SendTerminalProgress /*{{{*/
+// ---------------------------------------------------------------------
+/* Send progress info to the terminal
+ */
+void pkgDPkgPM::SendTerminalProgress(float percentage)
+{
+ 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;
+}
+ /*}}}*/
/*{{{*/
// This implements a racy version of pselect for those architectures
// that don't have a working implementation.
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
*/
bool pkgDPkgPM::Go(int OutStatusFd)
{
+ pkgPackageManager::SigINTStop = false;
+
+ // Generate the base argument list for dpkg
+ std::vector<const char *> Args;
+ unsigned long StartSize = 0;
+ string Tmp = _config->Find("Dir::Bin::dpkg","dpkg");
+ {
+ string const dpkgChrootDir = _config->FindDir("DPkg::Chroot-Directory", "/");
+ size_t dpkgChrootLen = dpkgChrootDir.length();
+ if (dpkgChrootDir != "/" && Tmp.find(dpkgChrootDir) == 0)
+ {
+ if (dpkgChrootDir[dpkgChrootLen - 1] == '/')
+ --dpkgChrootLen;
+ Tmp = Tmp.substr(dpkgChrootLen);
+ }
+ }
+ Args.push_back(Tmp.c_str());
+ StartSize += Tmp.length();
+
+ // Stick in any custom dpkg options
+ Configuration::Item const *Opts = _config->Tree("DPkg::Options");
+ if (Opts != 0)
+ {
+ Opts = Opts->Child;
+ for (; Opts != 0; Opts = Opts->Next)
+ {
+ if (Opts->Value.empty() == true)
+ continue;
+ Args.push_back(Opts->Value.c_str());
+ StartSize += Opts->Value.length();
+ }
+ }
+
+ size_t const BaseArgs = Args.size();
+ // we need to detect if we can qualify packages with the architecture or not
+ Args.push_back("--assert-multi-arch");
+ Args.push_back(NULL);
+
+ pid_t dpkgAssertMultiArch = ExecFork();
+ if (dpkgAssertMultiArch == 0)
+ {
+ dpkgChrootDirectory();
+ // redirect everything to the ultimate sink as we only need the exit-status
+ int const nullfd = open("/dev/null", O_RDONLY);
+ dup2(nullfd, STDIN_FILENO);
+ dup2(nullfd, STDOUT_FILENO);
+ dup2(nullfd, STDERR_FILENO);
+ execvp(Args[0], (char**) &Args[0]);
+ _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!");
+ _exit(2);
+ }
+
fd_set rfds;
struct timespec tv;
sigset_t sigmask;
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)
{
}
}
- stdin_is_dev_null = false;
+ d->stdin_is_dev_null = false;
// create log
OpenLog();
- // Generate the base argument list for dpkg
- std::vector<const char *> Args;
- unsigned long StartSize = 0;
- string const Tmp = _config->Find("Dir::Bin::dpkg","dpkg");
- Args.push_back(Tmp.c_str());
- StartSize += Tmp.length();
-
- // Stick in any custom dpkg options
- Configuration::Item const *Opts = _config->Tree("DPkg::Options");
- if (Opts != 0)
+ bool dpkgMultiArch = false;
+ if (dpkgAssertMultiArch > 0)
{
- Opts = Opts->Child;
- for (; Opts != 0; Opts = Opts->Next)
+ int Status = 0;
+ while (waitpid(dpkgAssertMultiArch, &Status, 0) != dpkgAssertMultiArch)
{
- if (Opts->Value.empty() == true)
+ if (errno == EINTR)
continue;
- Args.push_back(Opts->Value.c_str());
- StartSize += Opts->Value.length();
+ _error->WarningE("dpkgGo", _("Waited for %s but it wasn't there"), "dpkg --assert-multi-arch");
+ break;
}
+ if (WIFEXITED(Status) == true && WEXITSTATUS(Status) == 0)
+ dpkgMultiArch = true;
}
- size_t const BaseArgs = Args.size();
// this loop is runs once per operation
for (vector<Item>::const_iterator I = List.begin(); I != List.end();)
// 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
+ // runs, using Immediate-Configure-All can help prevent this.
if (J - I > (signed)MaxArgs)
{
J = I + MaxArgs;
- Args.reserve(MaxArgs + 10);
+ unsigned long const size = MaxArgs + 10;
+ Args.reserve(size);
+ Packages.reserve(size);
}
else
{
- Args.reserve((J - I) + 10);
+ unsigned long const size = (J - I) + 10;
+ Args.reserve(size);
+ Packages.reserve(size);
}
-
int fd[2];
- pipe(fd);
+ if (pipe(fd) != 0)
+ return _error->Errno("pipe","Failed to create IPC pipe to dpkg");
#define ADDARG(X) Args.push_back(X); Size += strlen(X)
#define ADDARGC(X) Args.push_back(X); Size += sizeof(X) - 1
char status_fd_buf[20];
snprintf(status_fd_buf,sizeof(status_fd_buf),"%i", fd[1]);
ADDARG(status_fd_buf);
+ unsigned long const Op = I->Op;
switch (I->Op)
{
continue;
if (I->Op == Item::Configure && disappearedPkgs.find(I->Pkg.Name()) != disappearedPkgs.end())
continue;
- if (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all"))
+ // We keep this here to allow "smooth" transitions from e.g. multiarch dpkg/ubuntu to dpkg/debian
+ if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch ||
+ strcmp(I->Pkg.Arch(), "all") == 0 ||
+ strcmp(I->Pkg.Arch(), "none") == 0))
{
char const * const name = I->Pkg.Name();
ADDARG(name);
}
else
{
- char * const fullname = strdup(I->Pkg.FullName(false).c_str());
+ pkgCache::VerIterator PkgVer;
+ std::string name = I->Pkg.Name();
+ if (Op == Item::Remove || Op == Item::Purge)
+ {
+ PkgVer = I->Pkg.CurrentVer();
+ if(PkgVer.end() == true)
+ PkgVer = FindNowVersion(I->Pkg);
+ }
+ else
+ PkgVer = Cache[I->Pkg].InstVerIter(Cache);
+ if (strcmp(I->Pkg.Arch(), "none") == 0)
+ ; // never arch-qualify a package without an arch
+ else if (PkgVer.end() == false)
+ name.append(":").append(PkgVer.Arch());
+ else
+ _error->Warning("Can not find PkgVer for '%s'", name.c_str());
+ char * const fullname = strdup(name.c_str());
Packages.push_back(fullname);
ADDARG(fullname);
}
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 */
sighandler_t old_SIGQUIT = signal(SIGQUIT,SIG_IGN);
- sighandler_t old_SIGINT = signal(SIGINT,SIG_IGN);
-
+ sighandler_t old_SIGINT = signal(SIGINT,SigINT);
+
+ // Check here for any SIGINT
+ if (pkgPackageManager::SigINTStop && (Op == Item::Remove || Op == Item::Purge || Op == Item::Install))
+ break;
+
+
// ignore SIGHUP as well (debian #463030)
sighandler_t old_SIGHUP = signal(SIGHUP,SIG_IGN);
// if tcgetattr does not return zero there was a error
// and we do not do any pty magic
- if (tcgetattr(0, &tt) == 0)
+ _error->PushToStack();
+ if (tcgetattr(STDOUT_FILENO, &tt) == 0)
{
- ioctl(0, TIOCGWINSZ, (char *)&win);
- if (openpty(&master, &slave, NULL, &tt, &win) < 0)
+ ioctl(1, TIOCGWINSZ, (char *)&win);
+ d->nr_terminal_rows = win.ws_row;
+ 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(term_out)
- fprintf(term_out, "%s",s);
+ _error->Errno("openpty", _("Can not write log (%s)"), _("Is /dev/pts mounted?"));
master = slave = -1;
} else {
struct termios rtt;
sigprocmask(SIG_SETMASK, &original_sigmask, 0);
}
}
+ // complain only if stdout is either a terminal (but still failed) or is an invalid
+ // descriptor otherwise we would complain about redirection to e.g. /dev/null as well.
+ else if (isatty(STDOUT_FILENO) == 1 || errno == EBADF)
+ _error->Errno("tcgetattr", _("Can not write log (%s)"), _("Is stdout a terminal?"));
+
+ if (_error->PendingError() == true)
+ _error->DumpErrors(std::cerr);
+ _error->RevertToStack();
// Fork dpkg
pid_t Child;
<< (PackagesDone/float(PackagesTotal)*100.0)
<< ":" << _("Running dpkg")
<< endl;
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ 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();
}
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);
- }
+ dpkgChrootDirectory();
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;
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 */
// 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 && !stdin_is_dev_null)
+ if (master >= 0 && !d->stdin_is_dev_null)
FD_SET(0, &rfds);
FD_SET(_dpkgin, &rfds);
if(master >= 0)
// Restore sig int/quit
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)
- strprintf(dpkg_error, "Sub-process %s received a segmentation fault.",Args[0]);
+ strprintf(d->dpkg_error, "Sub-process %s received a segmentation fault.",Args[0]);
else if (WIFEXITED(Status) != 0)
- strprintf(dpkg_error, "Sub-process %s returned an error code (%u)",Args[0],WEXITSTATUS(Status));
+ strprintf(d->dpkg_error, "Sub-process %s returned an error code (%u)",Args[0],WEXITSTATUS(Status));
else
- strprintf(dpkg_error, "Sub-process %s exited unexpectedly",Args[0]);
+ strprintf(d->dpkg_error, "Sub-process %s exited unexpectedly",Args[0]);
- if(dpkg_error.size() > 0)
- _error->Error("%s", dpkg_error.c_str());
+ if(d->dpkg_error.size() > 0)
+ _error->Error("%s", d->dpkg_error.c_str());
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"));
+
if (RunScripts("DPkg::Post-Invoke") == false)
return false;
Cache.writeStateFile(NULL);
return true;
}
+
+void SigINT(int sig) {
+ pkgPackageManager::SigINTStop = true;
+}
/*}}}*/
// pkgDpkgPM::Reset - Dump the contents of the command list /*{{{*/
// ---------------------------------------------------------------------
/* */
void pkgDPkgPM::WriteApportReport(const char *pkgpath, const char *errormsg)
{
+ // If apport doesn't exist or isn't installed do nothing
+ // This e.g. prevents messages in 'universes' without apport
+ pkgCache::PkgIterator apportPkg = Cache.FindPkg("apport");
+ if (apportPkg.end() == true || apportPkg->CurrentVer == 0)
+ return;
+
string pkgname, reportfile, srcpkgname, pkgver, arch;
string::size_type pos;
FILE *report;
if(strstr(strbuf,"Package:") == strbuf)
{
char pkgname[255], version[255];
- if(sscanf(strbuf, "Package: %s %s", pkgname, version) == 2)
+ if(sscanf(strbuf, "Package: %254s %254s", pkgname, version) == 2)
if(strcmp(pkgver.c_str(), version) == 0)
{
fclose(report);
fprintf(report, "ErrorMessage:\n %s\n", errormsg);
// ensure that the log is flushed
- if(term_out)
- fflush(term_out);
+ 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)
{
+ char buf[1024];
while( fgets(buf, sizeof(buf), log) != NULL)
fprintf(report, " %s", buf);
fclose(log);
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]);
+ if ((*I).Pkg != NULL)
+ fprintf(report, " %s: %s\n", (*I).Pkg.Name(), ops_str[(*I).Op]);
+ else
+ fprintf(report, " %s: %s\n", "NULL", 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");
+ FILE *log = popen("/bin/dmesg","r");
if(log != NULL)
{
+ char buf[1024];
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");
+ FILE *log = popen("/bin/df -l","r");
if(log != NULL)
{
+ char buf[1024];
while( fgets(buf, sizeof(buf), log) != NULL)
fprintf(report, " %s", buf);
pclose(log);
projects / apt.git / blobdiff