##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/edsp.h>
#include <apt-pkg/error.h>
+#include <apt-pkg/cacheset.h>
#include <apt-pkg/configuration.h>
-#include <apt-pkg/version.h>
-#include <apt-pkg/policy.h>
#include <apt-pkg/tagfile.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/progress.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/pkgrecords.h>
-#include <apti18n.h>
+#include <ctype.h>
+#include <stddef.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <algorithm>
+#include <iostream>
+#include <vector>
#include <limits>
+#include <string>
+#include <list>
-#include <stdio.h>
+#include <apti18n.h>
/*}}}*/
+using std::string;
+
// we could use pkgCache::DepType and ::Priority, but these would be localized strings…
const char * const EDSP::PrioMap[] = {0, "important", "required", "standard",
"optional", "extra"};
-const char * const EDSP::DepMap[] = {"", "Depends", "PreDepends", "Suggests",
+const char * const EDSP::DepMap[] = {"", "Depends", "Pre-Depends", "Suggests",
"Recommends" , "Conflicts", "Replaces",
"Obsoletes", "Breaks", "Enhances"};
// EDSP::WriteScenario - to the given file descriptor /*{{{*/
-bool EDSP::WriteScenario(pkgDepCache &Cache, FILE* output)
+bool EDSP::WriteScenario(pkgDepCache &Cache, FILE* output, OpProgress *Progress)
{
+ if (Progress != NULL)
+ Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
+ unsigned long p = 0;
+ std::vector<std::string> archs = APT::Configuration::getArchitectures();
for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
- for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
+ {
+ std::string const arch = Pkg.Arch();
+ if (std::find(archs.begin(), archs.end(), arch) == archs.end())
+ continue;
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver, ++p)
{
WriteScenarioVersion(Cache, output, Pkg, Ver);
- WriteScenarioDependency(Cache, output, Pkg, Ver);
+ WriteScenarioDependency(output, Ver);
fprintf(output, "\n");
+ if (Progress != NULL && p % 100 == 0)
+ Progress->Progress(p);
}
+ }
return true;
}
/*}}}*/
// EDSP::WriteLimitedScenario - to the given file descriptor /*{{{*/
bool EDSP::WriteLimitedScenario(pkgDepCache &Cache, FILE* output,
- APT::PackageSet const &pkgset)
+ APT::PackageSet const &pkgset,
+ OpProgress *Progress)
{
- for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
+ if (Progress != NULL)
+ Progress->SubProgress(Cache.Head().VersionCount, _("Send scenario to solver"));
+ unsigned long p = 0;
+ for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg, ++p)
for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
{
WriteScenarioVersion(Cache, output, Pkg, Ver);
- WriteScenarioLimitedDependency(Cache, output, Pkg, Ver, pkgset);
+ WriteScenarioLimitedDependency(output, Ver, pkgset);
fprintf(output, "\n");
+ if (Progress != NULL && p % 100 == 0)
+ Progress->Progress(p);
}
+ if (Progress != NULL)
+ Progress->Done();
return true;
}
/*}}}*/
void EDSP::WriteScenarioVersion(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
pkgCache::VerIterator const &Ver)
{
+ pkgRecords Recs(Cache);
+ pkgRecords::Parser &rec = Recs.Lookup(Ver.FileList());
+ string srcpkg = rec.SourcePkg().empty() ? Pkg.Name() : rec.SourcePkg();
+
fprintf(output, "Package: %s\n", Pkg.Name());
+ fprintf(output, "Source: %s\n", srcpkg.c_str());
fprintf(output, "Architecture: %s\n", Ver.Arch());
fprintf(output, "Version: %s\n", Ver.VerStr());
if (Pkg.CurrentVer() == Ver)
fprintf(output, "Installed: yes\n");
- if (Pkg->SelectedState == pkgCache::State::Hold)
+ if (Pkg->SelectedState == pkgCache::State::Hold ||
+ (Cache[Pkg].Keep() == true && Cache[Pkg].Protect() == true))
fprintf(output, "Hold: yes\n");
fprintf(output, "APT-ID: %d\n", Ver->ID);
fprintf(output, "Priority: %s\n", PrioMap[Ver->Priority]);
if ((Pkg->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
fprintf(output, "Essential: yes\n");
fprintf(output, "Section: %s\n", Ver.Section());
- if (Ver->MultiArch == pkgCache::Version::Allowed || Ver->MultiArch == pkgCache::Version::AllAllowed)
+ if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
fprintf(output, "Multi-Arch: allowed\n");
- else if (Ver->MultiArch == pkgCache::Version::Foreign || Ver->MultiArch == pkgCache::Version::AllForeign)
+ else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
fprintf(output, "Multi-Arch: foreign\n");
- else if (Ver->MultiArch == pkgCache::Version::Same)
+ else if ((Ver->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
fprintf(output, "Multi-Arch: same\n");
signed short Pin = std::numeric_limits<signed short>::min();
- for (pkgCache::VerFileIterator File = Ver.FileList(); File.end() == false; ++File) {
- signed short const p = Cache.GetPolicy().GetPriority(File.File());
+ std::set<string> Releases;
+ for (pkgCache::VerFileIterator I = Ver.FileList(); I.end() == false; ++I) {
+ pkgCache::PkgFileIterator File = I.File();
+ signed short const p = Cache.GetPolicy().GetPriority(File);
if (Pin < p)
Pin = p;
+ if ((File->Flags & pkgCache::Flag::NotSource) != pkgCache::Flag::NotSource) {
+ string Release = File.RelStr();
+ if (!Release.empty())
+ Releases.insert(Release);
+ }
+ }
+ if (!Releases.empty()) {
+ fprintf(output, "APT-Release:\n");
+ for (std::set<string>::iterator R = Releases.begin(); R != Releases.end(); ++R)
+ fprintf(output, " %s\n", R->c_str());
}
fprintf(output, "APT-Pin: %d\n", Pin);
if (Cache.GetCandidateVer(Pkg) == Ver)
}
/*}}}*/
// EDSP::WriteScenarioDependency /*{{{*/
-void EDSP::WriteScenarioDependency(pkgDepCache &Cache, FILE* output, pkgCache::PkgIterator const &Pkg,
- pkgCache::VerIterator const &Ver)
+void EDSP::WriteScenarioDependency( FILE* output, pkgCache::VerIterator const &Ver)
{
std::string dependencies[pkgCache::Dep::Enhances + 1];
bool orGroup = false;
for (pkgCache::DepIterator Dep = Ver.DependsList(); Dep.end() == false; ++Dep)
{
- // Ignore implicit dependencies for multiarch here
- if (strcmp(Pkg.Arch(), Dep.TargetPkg().Arch()) != 0)
+ if (Dep.IsMultiArchImplicit() == true)
continue;
if (orGroup == false)
dependencies[Dep->Type].append(", ");
string provides;
for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
{
- // Ignore implicit provides for multiarch here
- if (strcmp(Pkg.Arch(), Prv.ParentPkg().Arch()) != 0 || strcmp(Pkg.Name(),Prv.Name()) == 0)
+ if (Prv.IsMultiArchImplicit() == true)
continue;
provides.append(", ").append(Prv.Name());
}
}
/*}}}*/
// EDSP::WriteScenarioLimitedDependency /*{{{*/
-void EDSP::WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
- pkgCache::PkgIterator const &Pkg,
+void EDSP::WriteScenarioLimitedDependency(FILE* output,
pkgCache::VerIterator const &Ver,
APT::PackageSet const &pkgset)
{
bool orGroup = false;
for (pkgCache::DepIterator Dep = Ver.DependsList(); Dep.end() == false; ++Dep)
{
- // Ignore implicit dependencies for multiarch here
- if (strcmp(Pkg.Arch(), Dep.TargetPkg().Arch()) != 0)
+ if (Dep.IsMultiArchImplicit() == true)
continue;
if (orGroup == false)
{
string provides;
for (pkgCache::PrvIterator Prv = Ver.ProvidesList(); Prv.end() == false; ++Prv)
{
- // Ignore implicit provides for multiarch here
- if (strcmp(Pkg.Arch(), Prv.ParentPkg().Arch()) != 0 || strcmp(Pkg.Name(),Prv.Name()) == 0)
+ if (Prv.IsMultiArchImplicit() == true)
continue;
if (pkgset.find(Prv.ParentPkg()) == pkgset.end())
continue;
/*}}}*/
// EDSP::WriteRequest - to the given file descriptor /*{{{*/
bool EDSP::WriteRequest(pkgDepCache &Cache, FILE* output, bool const Upgrade,
- bool const DistUpgrade, bool const AutoRemove)
+ bool const DistUpgrade, bool const AutoRemove,
+ OpProgress *Progress)
{
+ if (Progress != NULL)
+ Progress->SubProgress(Cache.Head().PackageCount, _("Send request to solver"));
+ unsigned long p = 0;
string del, inst;
- for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg, ++p)
{
+ if (Progress != NULL && p % 100 == 0)
+ Progress->Progress(p);
string* req;
- if (Cache[Pkg].Delete() == true)
+ pkgDepCache::StateCache &P = Cache[Pkg];
+ if (P.Delete() == true)
req = &del;
- else if (Cache[Pkg].NewInstall() == true || Cache[Pkg].Upgrade() == true)
+ else if (P.NewInstall() == true || P.Upgrade() == true || P.ReInstall() == true ||
+ (P.Mode == pkgDepCache::ModeKeep && (P.iFlags & pkgDepCache::Protected) == pkgDepCache::Protected))
req = &inst;
else
continue;
req->append(" ").append(Pkg.FullName());
}
- fprintf(output, "Request: EDSP 0.2\n");
+ fprintf(output, "Request: EDSP 0.5\n");
+
+ const char *arch = _config->Find("APT::Architecture").c_str();
+ std::vector<string> archs = APT::Configuration::getArchitectures();
+ fprintf(output, "Architecture: %s\n", arch);
+ fprintf(output, "Architectures:");
+ for (std::vector<string>::const_iterator a = archs.begin(); a != archs.end(); ++a)
+ fprintf(output, " %s", a->c_str());
+ fprintf(output, "\n");
+
if (del.empty() == false)
fprintf(output, "Remove: %s\n", del.c_str()+1);
if (inst.empty() == false)
if (_config->FindB("APT::Solver::Strict-Pinning", true) == false)
fprintf(output, "Strict-Pinning: no\n");
string solverpref("APT::Solver::");
- solverpref.append(_config->Find("APT::Solver::Name", "internal")).append("::Preferences");
+ solverpref.append(_config->Find("APT::Solver", "internal")).append("::Preferences");
if (_config->Exists(solverpref) == true)
fprintf(output, "Preferences: %s\n", _config->Find(solverpref,"").c_str());
fprintf(output, "\n");
}
/*}}}*/
// EDSP::ReadResponse - from the given file descriptor /*{{{*/
-bool EDSP::ReadResponse(int const input, pkgDepCache &Cache) {
+bool EDSP::ReadResponse(int const input, pkgDepCache &Cache, OpProgress *Progress) {
/* We build an map id to mmap offset here
In theory we could use the offset as ID, but then VersionCount
couldn't be used to create other versionmappings anymore and it
would be too easy for a (buggy) solver to segfault APT… */
unsigned long long const VersionCount = Cache.Head().VersionCount;
unsigned long VerIdx[VersionCount];
- for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; ++P)
+ for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; ++P) {
for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
VerIdx[V->ID] = V.Index();
+ Cache[P].Marked = true;
+ Cache[P].Garbage = false;
+ }
FileFd in;
in.OpenDescriptor(input, FileFd::ReadOnly);
else if (section.Exists("Remove") == true)
type = "Remove";
else if (section.Exists("Progress") == true) {
- std::clog << TimeRFC1123(time(NULL)) << " ";
- ioprintf(std::clog, "[ %3d%% ] ", section.FindI("Percentage", 0));
- std::clog << section.FindS("Progress") << " - ";
- string const msg = section.FindS("Message");
- if (msg.empty() == true)
- std::clog << "Solver is still working on the solution" << std::endl;
- else
- std::clog << msg << std::endl;
+ if (Progress != NULL) {
+ string msg = section.FindS("Message");
+ if (msg.empty() == true)
+ msg = _("Prepare for receiving solution");
+ Progress->SubProgress(100, msg, section.FindI("Percentage", 0));
+ }
continue;
- } else
+ } else if (section.Exists("Error") == true) {
+ std::string msg = SubstVar(SubstVar(section.FindS("Message"), "\n .\n", "\n\n"), "\n ", "\n");
+ if (msg.empty() == true) {
+ msg = _("External solver failed without a proper error message");
+ _error->Error("%s", msg.c_str());
+ } else
+ _error->Error("External solver failed with: %s", msg.substr(0,msg.find('\n')).c_str());
+ if (Progress != NULL)
+ Progress->Done();
+ std::cerr << "The solver encountered an error of type: " << section.FindS("Error") << std::endl;
+ std::cerr << "The following information might help you to understand what is wrong:" << std::endl;
+ std::cerr << msg << std::endl << std::endl;
+ return false;
+ } else if (section.Exists("Autoremove") == true)
+ type = "Autoremove";
+ else
continue;
size_t const id = section.FindULL(type.c_str(), VersionCount);
pkgCache::VerIterator Ver(Cache.GetCache(), Cache.GetCache().VerP + VerIdx[id]);
Cache.SetCandidateVersion(Ver);
if (type == "Install")
- Cache.MarkInstall(Ver.ParentPkg(), false, false);
+ Cache.MarkInstall(Ver.ParentPkg(), false, 0, false);
else if (type == "Remove")
Cache.MarkDelete(Ver.ParentPkg(), false);
+ else if (type == "Autoremove") {
+ Cache[Ver.ParentPkg()].Marked = false;
+ Cache[Ver.ParentPkg()].Garbage = true;
+ }
}
return true;
}
distUpgrade = EDSP::StringToBool(line.c_str() + 14, false);
else if (line.compare(0, 11, "Autoremove:") == 0)
autoRemove = EDSP::StringToBool(line.c_str() + 12, false);
+ else if (line.compare(0, 13, "Architecture:") == 0)
+ _config->Set("APT::Architecture", line.c_str() + 14);
+ else if (line.compare(0, 14, "Architectures:") == 0)
+ {
+ std::string const archs = line.c_str() + 15;
+ _config->Set("APT::Architectures", SubstVar(archs, " ", ","));
+ }
else
_error->Warning("Unknown line in EDSP Request stanza: %s", line.c_str());
if (Debug == true)
fprintf(output, "Package: %s\nVersion: %s\n", Pkg.FullName().c_str(), Cache.GetCandidateVer(Pkg).VerStr());
}
+ else if (Cache[Pkg].Garbage == true)
+ {
+ fprintf(output, "Autoremove: %d\n", Pkg.CurrentVer()->ID);
+ if (Debug == true)
+ fprintf(output, "Package: %s\nVersion: %s\n", Pkg.FullName().c_str(), Pkg.CurrentVer().VerStr());
+ }
else
continue;
fprintf(output, "\n");
return true;
}
/*}}}*/
-bool EDSP::WriteError(std::string const &message, FILE* output) { return false; }
-
+// EDSP::WriteError - format an error message to be send to file descriptor /*{{{*/
+bool EDSP::WriteError(char const * const uuid, std::string const &message, FILE* output) {
+ fprintf(output, "Error: %s\n", uuid);
+ fprintf(output, "Message: %s\n\n", SubstVar(SubstVar(message, "\n\n", "\n.\n"), "\n", "\n ").c_str());
+ return true;
+}
+ /*}}}*/
// EDSP::ExecuteSolver - fork requested solver and setup ipc pipes {{{*/
+pid_t EDSP::ExecuteSolver(const char* const solver, int * const solver_in, int * const solver_out, bool) {
+ std::vector<std::string> const solverDirs = _config->FindVector("Dir::Bin::Solvers");
+ std::string file;
+ for (std::vector<std::string>::const_iterator dir = solverDirs.begin();
+ dir != solverDirs.end(); ++dir) {
+ file = flCombine(*dir, solver);
+ if (RealFileExists(file.c_str()) == true)
+ break;
+ file.clear();
+ }
+
+ if (file.empty() == true)
+ {
+ _error->Error("Can't call external solver '%s' as it is not in a configured directory!", solver);
+ return 0;
+ }
+ int external[4] = {-1, -1, -1, -1};
+ if (pipe(external) != 0 || pipe(external + 2) != 0)
+ {
+ _error->Errno("Resolve", "Can't create needed IPC pipes for EDSP");
+ return 0;
+ }
+ for (int i = 0; i < 4; ++i)
+ SetCloseExec(external[i], true);
+
+ pid_t Solver = ExecFork();
+ if (Solver == 0) {
+ dup2(external[0], STDIN_FILENO);
+ dup2(external[3], STDOUT_FILENO);
+ const char* calling[2] = { file.c_str(), 0 };
+ execv(calling[0], (char**) calling);
+ std::cerr << "Failed to execute solver '" << solver << "'!" << std::endl;
+ _exit(100);
+ }
+ close(external[0]);
+ close(external[3]);
+
+ if (WaitFd(external[1], true, 5) == false)
+ {
+ _error->Errno("Resolve", "Timed out while Waiting on availability of solver stdin");
+ return 0;
+ }
+
+ *solver_in = external[1];
+ *solver_out = external[2];
+ return Solver;
+}
bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_out) {
- std::vector<std::string> const solverDirs = _config->FindVector("Dir::Bin::Solvers");
- std::string file;
- for (std::vector<std::string>::const_iterator dir = solverDirs.begin();
- dir != solverDirs.end(); ++dir) {
- file = flCombine(*dir, solver);
- if (RealFileExists(file.c_str()) == true)
- break;
- file.clear();
- }
+ if (ExecuteSolver(solver, solver_in, solver_out, true) == 0)
+ return false;
+ return true;
+}
+ /*}}}*/
+// EDSP::ResolveExternal - resolve problems by asking external for help {{{*/
+bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
+ bool const upgrade, bool const distUpgrade,
+ bool const autoRemove, OpProgress *Progress) {
+ int solver_in, solver_out;
+ pid_t const solver_pid = EDSP::ExecuteSolver(solver, &solver_in, &solver_out, true);
+ if (solver_pid == 0)
+ return false;
- if (file.empty() == true)
- return _error->Error("Can't call external solver '%s' as it is not in a configured directory!", solver);
- int external[4] = {-1, -1, -1, -1};
- if (pipe(external) != 0 || pipe(external + 2) != 0)
- return _error->Errno("Resolve", "Can't create needed IPC pipes for EDSP");
- for (int i = 0; i < 4; ++i)
- SetCloseExec(external[i], true);
+ FILE* output = fdopen(solver_in, "w");
+ if (output == NULL)
+ return _error->Errno("Resolve", "fdopen on solver stdin failed");
- pid_t Solver = ExecFork();
- if (Solver == 0)
- {
- dup2(external[0], STDIN_FILENO);
- dup2(external[3], STDOUT_FILENO);
- const char* calling[2] = { file.c_str(), 0 };
- execv(calling[0], (char**) calling);
- std::cerr << "Failed to execute solver '" << solver << "'!" << std::endl;
- _exit(100);
- }
- close(external[0]);
- close(external[3]);
+ if (Progress != NULL)
+ Progress->OverallProgress(0, 100, 5, _("Execute external solver"));
+ EDSP::WriteRequest(Cache, output, upgrade, distUpgrade, autoRemove, Progress);
+ if (Progress != NULL)
+ Progress->OverallProgress(5, 100, 20, _("Execute external solver"));
+ EDSP::WriteScenario(Cache, output, Progress);
+ fclose(output);
- if (WaitFd(external[1], true, 5) == false)
- return _error->Errno("Resolve", "Timed out while Waiting on availability of solver stdin");
+ if (Progress != NULL)
+ Progress->OverallProgress(25, 100, 75, _("Execute external solver"));
+ if (EDSP::ReadResponse(solver_out, Cache, Progress) == false)
+ return false;
- *solver_in = external[1];
- *solver_out = external[2];
- return true;
+ return ExecWait(solver_pid, solver);
}
/*}}}*/