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[apt.git] / apt-pkg / edsp.cc
index f2d728933db3aee3cb54f688ef12b08dc2f14c1c..f56625feb5e9044e04ac5a07fd41bf38d5798731 100644 (file)
@@ -7,6 +7,7 @@
 // Include Files                                                       /*{{{*/
 #include <config.h>
 
+#include <apt-pkg/algorithms.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/cacheset.h>
 #include <apt-pkg/depcache.h>
@@ -339,7 +340,7 @@ static bool WriteScenarioLimitedDependency(FileFd &output,
 static bool SkipUnavailableVersions(pkgDepCache &Cache, pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const &Ver)/*{{{*/
 {
    /* versions which aren't current and aren't available in
-      any "online" source file are bad, expect if they are the choosen
+      any "online" source file are bad, expect if they are the chosen
       candidate: The exception is for build-dep implementation as it creates
       such pseudo (package) versions and removes them later on again.
       We filter out versions at all so packages in 'rc' state only available
@@ -439,7 +440,7 @@ bool EDSP::WriteScenario(pkgDepCache &Cache, FileFd &output, OpProgress *Progres
            Progress->Progress(p);
       }
    }
-   return true;
+   return Okay;
 }
                                                                        /*}}}*/
 // EDSP::WriteLimitedScenario - to the given file descriptor           /*{{{*/
@@ -911,14 +912,14 @@ bool EDSP::WriteSolutionStanza(FileFd &output, char const * const Type, pkgCache
                                                                        /*}}}*/
 // EDSP::WriteProgess - pulse to the given file descriptor             /*{{{*/
 bool EDSP::WriteProgress(unsigned short const percent, const char* const message, FILE* output) {
-       fprintf(output, "Progress: %s\n", TimeRFC1123(time(NULL)).c_str());
+       fprintf(output, "Progress: %s\n", TimeRFC1123(time(NULL), true).c_str());
        fprintf(output, "Percentage: %d\n", percent);
        fprintf(output, "Message: %s\n\n", message);
        fflush(output);
        return true;
 }
 bool EDSP::WriteProgress(unsigned short const percent, const char* const message, FileFd &output) {
-       return WriteOkay(output, "Progress: ", TimeRFC1123(time(NULL)), "\n",
+       return WriteOkay(output, "Progress: ", TimeRFC1123(time(NULL), true), "\n",
              "Percentage: ", percent, "\n",
              "Message: ", message, "\n\n") && output.Flush();
 }
@@ -1016,20 +1017,38 @@ bool EDSP::ExecuteSolver(const char* const solver, int *solver_in, int *solver_o
    return true;
 }
                                                                        /*}}}*/
+static bool CreateDumpFile(char const * const id, char const * const type, FileFd &output)/*{{{*/
+{
+       auto const dumpfile = _config->FindFile((std::string("Dir::Log::") + type).c_str());
+       if (dumpfile.empty())
+               return false;
+       auto const dumpdir = flNotFile(dumpfile);
+       _error->PushToStack();
+       bool errored_out = CreateAPTDirectoryIfNeeded(dumpdir, dumpdir) == false ||
+          output.Open(dumpfile, FileFd::WriteOnly | FileFd::Exclusive | FileFd::Create, FileFd::Extension, 0644) == false;
+       std::vector<std::string> downgrademsgs;
+       while (_error->empty() == false)
+       {
+               std::string msg;
+               _error->PopMessage(msg);
+               downgrademsgs.emplace_back(std::move(msg));
+       }
+       _error->RevertToStack();
+       for (auto && msg : downgrademsgs)
+          _error->Warning("%s", msg.c_str());
+       if (errored_out)
+               return _error->WarningE(id, _("Could not open file '%s'"), dumpfile.c_str());
+       return true;
+}
+                                                                       /*}}}*/
 // EDSP::ResolveExternal - resolve problems by asking external for help        {{{*/
 bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
                         unsigned int const flags, OpProgress *Progress) {
        if (strcmp(solver, "internal") == 0)
        {
-               auto const dumpfile = _config->FindFile("Dir::Log::Solver");
-               if (dumpfile.empty())
-                       return false;
-               auto const dumpdir = flNotFile(dumpfile);
                FileFd output;
-               if (CreateAPTDirectoryIfNeeded(dumpdir, dumpdir) == false ||
-                     output.Open(dumpfile, FileFd::WriteOnly | FileFd::Exclusive | FileFd::Create, FileFd::Extension, 0644) == false)
-                       return _error->WarningE("EDSP::Resolve", _("Could not open file '%s'"), dumpfile.c_str());
-               bool Okay = EDSP::WriteRequest(Cache, output, flags, nullptr);
+               bool Okay = CreateDumpFile("EDSP::Resolve", "solver", output);
+               Okay &= EDSP::WriteRequest(Cache, output, flags, nullptr);
                return Okay && EDSP::WriteScenario(Cache, output, nullptr);
        }
        int solver_in, solver_out;
@@ -1042,20 +1061,21 @@ bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
                return _error->Errno("ResolveExternal", "Opening solver %s stdin on fd %d for writing failed", solver, solver_in);
 
        bool Okay = output.Failed() == false;
-       if (Progress != NULL)
+       if (Okay && Progress != NULL)
                Progress->OverallProgress(0, 100, 5, _("Execute external solver"));
        Okay &= EDSP::WriteRequest(Cache, output, flags, Progress);
-       if (Progress != NULL)
+       if (Okay && Progress != NULL)
                Progress->OverallProgress(5, 100, 20, _("Execute external solver"));
        Okay &= EDSP::WriteScenario(Cache, output, Progress);
        output.Close();
 
-       if (Progress != NULL)
+       if (Okay && Progress != NULL)
                Progress->OverallProgress(25, 100, 75, _("Execute external solver"));
        if (Okay && EDSP::ReadResponse(solver_out, Cache, Progress) == false)
                return false;
 
-       return ExecWait(solver_pid, solver);
+       bool const waited = ExecWait(solver_pid, solver);
+       return Okay && waited;
 }
 bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
                         bool const upgrade, bool const distUpgrade,
@@ -1074,47 +1094,65 @@ bool EDSP::ResolveExternal(const char* const solver, pkgDepCache &Cache,
 bool EIPP::OrderInstall(char const * const solver, pkgPackageManager * const PM,       /*{{{*/
                         unsigned int const flags, OpProgress * const Progress)
 {
+   if (strcmp(solver, "internal") == 0)
+   {
+      FileFd output;
+      _error->PushToStack();
+      bool Okay = CreateDumpFile("EIPP::OrderInstall", "planner", output);
+      if (Okay == false && dynamic_cast<pkgSimulate*>(PM) != nullptr)
+      {
+        _error->RevertToStack();
+        return false;
+      }
+      _error->MergeWithStack();
+      Okay &= EIPP::WriteRequest(PM->Cache, output, flags, nullptr);
+      return Okay && EIPP::WriteScenario(PM->Cache, output, nullptr);
+   }
+
    int solver_in, solver_out;
-   pid_t const solver_pid = ExecuteExternal("planer", solver, "Dir::Bin::Planers", &solver_in, &solver_out);
+   pid_t const solver_pid = ExecuteExternal("planner", solver, "Dir::Bin::Planners", &solver_in, &solver_out);
    if (solver_pid == 0)
       return false;
 
    FileFd output;
    if (output.OpenDescriptor(solver_in, FileFd::WriteOnly | FileFd::BufferedWrite, true) == false)
-      return _error->Errno("OrderInstall", "Opening planer %s stdin on fd %d for writing failed", solver, solver_in);
+      return _error->Errno("EIPP::OrderInstall", "Opening planner %s stdin on fd %d for writing failed", solver, solver_in);
 
    bool Okay = output.Failed() == false;
-   if (Progress != NULL)
-      Progress->OverallProgress(0, 100, 5, _("Execute external planer"));
+   if (Okay && Progress != NULL)
+      Progress->OverallProgress(0, 100, 5, _("Execute external planner"));
    Okay &= EIPP::WriteRequest(PM->Cache, output, flags, Progress);
-   if (Progress != NULL)
-      Progress->OverallProgress(5, 100, 20, _("Execute external planer"));
+   if (Okay && Progress != NULL)
+      Progress->OverallProgress(5, 100, 20, _("Execute external planner"));
    Okay &= EIPP::WriteScenario(PM->Cache, output, Progress);
    output.Close();
 
-   if (Progress != NULL)
-      Progress->OverallProgress(25, 100, 75, _("Execute external planer"));
-
-   // we don't tell the external planers about boring things
-   for (auto Pkg = PM->Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+   if (Okay)
    {
-      if (Pkg->CurrentState == pkgCache::State::ConfigFiles && PM->Cache[Pkg].Purge() == true)
-        PM->Remove(Pkg, true);
+      if (Progress != nullptr)
+        Progress->OverallProgress(25, 100, 75, _("Execute external planner"));
+
+      // we don't tell the external planners about boring things
+      for (auto Pkg = PM->Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
+      {
+        if (Pkg->CurrentState == pkgCache::State::ConfigFiles && PM->Cache[Pkg].Purge() == true)
+           PM->Remove(Pkg, true);
+      }
    }
 
-   if (Okay && EIPP::ReadResponse(solver_out, PM, Progress) == false)
+   if (EIPP::ReadResponse(solver_out, PM, Progress) == false)
       return false;
 
-   return ExecWait(solver_pid, solver);
+   bool const waited = ExecWait(solver_pid, solver);
+   return Okay && waited;
 }
                                                                        /*}}}*/
 bool EIPP::WriteRequest(pkgDepCache &Cache, FileFd &output,            /*{{{*/
                        unsigned int const flags,
                        OpProgress * const Progress)
 {
-   (void)(flags);
    if (Progress != NULL)
-      Progress->SubProgress(Cache.Head().PackageCount, _("Send request to planer"));
+      Progress->SubProgress(Cache.Head().PackageCount, _("Send request to planner"));
    unsigned long p = 0;
    string del, inst, reinst;
    for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg, ++p)
@@ -1151,7 +1189,13 @@ bool EIPP::WriteRequest(pkgDepCache &Cache, FileFd &output,              /*{{{*/
       WriteOkay(Okay, output, "Install:", inst, "\n");
    if (reinst.empty() == false)
       WriteOkay(Okay, output, "ReInstall:", reinst, "\n");
-   WriteOkay(Okay, output, "Planer: ", _config->Find("APT::Planer", "internal"), "\n");
+   WriteOkay(Okay, output, "Planner: ", _config->Find("APT::Planner", "internal"), "\n");
+   if ((flags & Request::IMMEDIATE_CONFIGURATION_ALL) != 0)
+      WriteOkay(Okay, output, "Immediate-Configuration: yes\n");
+   else if ((flags & Request::NO_IMMEDIATE_CONFIGURATION) != 0)
+      WriteOkay(Okay, output, "Immediate-Configuration: no\n");
+   else if ((flags & Request::ALLOW_TEMPORARY_REMOVE_OF_ESSENTIALS) != 0)
+      WriteOkay(Okay, output, "Allow-Temporary-Remove-of-Essentials: yes\n");
    return WriteOkay(Okay, output, "\n");
 }
                                                                        /*}}}*/
@@ -1198,7 +1242,7 @@ template<typename forVersion> void forAllInterestingVersions(pkgDepCache &Cache,
 bool EIPP::WriteScenario(pkgDepCache &Cache, FileFd &output, OpProgress * const Progress)
 {
    if (Progress != NULL)
-      Progress->SubProgress(Cache.Head().PackageCount, _("Send scenario to planer"));
+      Progress->SubProgress(Cache.Head().PackageCount, _("Send scenario to planner"));
    unsigned long p = 0;
    bool Okay = output.Failed() == false;
    std::vector<std::string> archs = APT::Configuration::getArchitectures();
@@ -1218,6 +1262,35 @@ bool EIPP::WriteScenario(pkgDepCache &Cache, FileFd &output, OpProgress * const
               pkgset[PV->ID] = true;
         }
         pkgset[P->ID] = true;
+        if (strcmp(P.Arch(), "any") == 0)
+        {
+           APT::StringView const pkgname(P.Name());
+           auto const idxColon = pkgname.find(':');
+           if (idxColon != APT::StringView::npos)
+           {
+              pkgCache::PkgIterator PA;
+              if (pkgname.substr(idxColon + 1) == "any")
+              {
+                 auto const GA = Cache.FindGrp(pkgname.substr(0, idxColon).to_string());
+                 for (auto PA = GA.PackageList(); PA.end() == false; PA = GA.NextPkg(PA))
+                 {
+                    pkgset[PA->ID] = true;
+                 }
+              }
+              else
+              {
+                 auto const PA = Cache.FindPkg(pkgname.to_string());
+                 if (PA.end() == false)
+                    pkgset[PA->ID] = true;
+              }
+           }
+        }
+        else
+        {
+           auto const PA = Cache.FindPkg(P.FullName(false), "any");
+           if (PA.end() == false)
+              pkgset[PA->ID] = true;
+        }
       }
    };
    for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; ++Pkg)
@@ -1236,7 +1309,7 @@ bool EIPP::WriteScenario(pkgDepCache &Cache, FileFd &output, OpProgress * const
         continue;
       forAllInterestingVersions(Cache, Pkg, WriteVersion);
    }
-   return true;
+   return Okay;
 }
                                                                        /*}}}*/
 // EIPP::ReadResponse - from the given file descriptor                 /*{{{*/
@@ -1270,18 +1343,18 @@ bool EIPP::ReadResponse(int const input, pkgPackageManager * const PM, OpProgres
       } 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 planer failed without a proper error message");
+           msg = _("External planner failed without a proper error message");
            _error->Error("%s", msg.c_str());
         } else
-           _error->Error("External planer failed with: %s", msg.substr(0,msg.find('\n')).c_str());
+           _error->Error("External planner failed with: %s", msg.substr(0,msg.find('\n')).c_str());
         if (Progress != NULL)
            Progress->Done();
-        std::cerr << "The planer encountered an error of type: " << section.FindS("Error") << std::endl;
+        std::cerr << "The planner 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("Install") == true)
-        type = "Install";
+      } else if (section.Exists("Unpack") == true)
+        type = "Unpack";
       else if (section.Exists("Configure") == true)
         type = "Configure";
       else if (section.Exists("Remove") == true)
@@ -1306,14 +1379,14 @@ bool EIPP::ReadResponse(int const input, pkgPackageManager * const PM, OpProgres
 
       pkgCache::VerIterator Ver(PM->Cache.GetCache(), PM->Cache.GetCache().VerP + VerIdx[id]);
       auto const Pkg = Ver.ParentPkg();
-      if (strcmp(type, "Install") == 0)
+      if (strcmp(type, "Unpack") == 0)
         PM->Install(Pkg, PM->FileNames[Pkg->ID]);
       else if (strcmp(type, "Configure") == 0)
         PM->Configure(Pkg);
       else if (strcmp(type, "Remove") == 0)
         PM->Remove(Pkg, PM->Cache[Pkg].Purge());
    }
-   return true;
+   return in.Failed() == false;
 }
                                                                        /*}}}*/
 bool EIPP::ReadRequest(int const input, std::list<std::pair<std::string,PKG_ACTION>> &actions,/*{{{*/
@@ -1348,8 +1421,17 @@ bool EIPP::ReadRequest(int const input, std::list<std::pair<std::string,PKG_ACTI
            _config->Set("APT::Architecture", line);
         else if (LineStartsWithAndStrip(line, "Architectures:"))
            _config->Set("APT::Architectures", SubstVar(line, " ", ","));
-        else if (LineStartsWithAndStrip(line, "Planer:"))
+        else if (LineStartsWithAndStrip(line, "Planner:"))
            ; // purely informational line
+        else if (LineStartsWithAndStrip(line, "Immediate-Configuration:"))
+        {
+           if (localStringToBool(line, true))
+              flags |= Request::IMMEDIATE_CONFIGURATION_ALL;
+           else
+              flags |= Request::NO_IMMEDIATE_CONFIGURATION;
+        }
+        else if (ReadFlag(flags, line, "Allow-Temporary-Remove-of-Essentials:", Request::ALLOW_TEMPORARY_REMOVE_OF_ESSENTIALS))
+           ;
         else
            _error->Warning("Unknown line in EIPP Request stanza: %s", line.c_str());
 
@@ -1360,9 +1442,6 @@ bool EIPP::ReadRequest(int const input, std::list<std::pair<std::string,PKG_ACTI
       }
    }
    return false;
-
-
-   return false;
 }
                                                                        /*}}}*/
 bool EIPP::ApplyRequest(std::list<std::pair<std::string,PKG_ACTION>> &actions,/*{{{*/