CMake: Add coverage build type
[apt.git] / apt-pkg / deb / debmetaindex.cc
index 0c9cde620e048f4299ced4b48e890c4d31212678..8d84409a13b767814970d5c069a67c2ebea47e65 100644 (file)
@@ -51,8 +51,9 @@ class APT_HIDDEN debReleaseIndexPrivate                                       /*{{{*/
 
    std::vector<std::string> Architectures;
    std::vector<std::string> NoSupportForAll;
+   std::map<std::string, std::string> const ReleaseOptions;
 
-   debReleaseIndexPrivate() : CheckValidUntil(metaIndex::TRI_UNSET), ValidUntilMin(0), ValidUntilMax(0) {}
+   debReleaseIndexPrivate(std::map<std::string, std::string> const &Options) : CheckValidUntil(metaIndex::TRI_UNSET), ValidUntilMin(0), ValidUntilMax(0), ReleaseOptions(Options) {}
 };
                                                                        /*}}}*/
 // ReleaseIndex::MetaIndex* - display helpers                          /*{{{*/
@@ -96,11 +97,11 @@ std::string debReleaseIndex::MetaIndexURI(const char *Type) const
 }
                                                                        /*}}}*/
 // ReleaseIndex Con- and Destructors                                   /*{{{*/
-debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist) :
-                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate())
+debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, std::map<std::string, std::string> const &Options) :
+                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate(Options))
 {}
-debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, bool const pTrusted) :
-                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate())
+debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, bool const pTrusted, std::map<std::string, std::string> const &Options) :
+                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate(Options))
 {
    Trusted = pTrusted ? TRI_YES : TRI_NO;
 }
@@ -112,17 +113,10 @@ debReleaseIndex::~debReleaseIndex() {
 // ReleaseIndex::GetIndexTargets                                       /*{{{*/
 static void GetIndexTargetsFor(char const * const Type, std::string const &URI, std::string const &Dist,
       std::vector<debReleaseIndexPrivate::debSectionEntry> const &entries,
-      std::vector<IndexTarget> &IndexTargets)
+      std::vector<IndexTarget> &IndexTargets, std::map<std::string, std::string> const &ReleaseOptions)
 {
    bool const flatArchive = (Dist[Dist.length() - 1] == '/');
-   std::string baseURI = URI;
-   if (flatArchive)
-   {
-      if (Dist != "/")
-         baseURI += Dist;
-   }
-   else
-      baseURI += "dists/" + Dist + "/";
+   std::string const baseURI = constructMetaIndexURI(URI, Dist, "");
    std::string const Release = (Dist == "/") ? "" : Dist;
    std::string const Site = ::URI::ArchiveOnly(URI);
 
@@ -153,7 +147,7 @@ static void GetIndexTargetsFor(char const * const Type, std::string const &URI,
       DefKeepCompressedAs += "uncompressed";
    }
 
-   std::vector<std::string> const NativeArchs = { _config->Find("APT::Architecture"), "all" };
+   std::vector<std::string> const NativeArchs = { _config->Find("APT::Architecture"), "implicit:all" };
    bool const GzipIndex = _config->FindB("Acquire::GzipIndexes", false);
    for (std::vector<debReleaseIndexPrivate::debSectionEntry>::const_iterator E = entries.begin(); E != entries.end(); ++E)
    {
@@ -216,15 +210,15 @@ static void GetIndexTargetsFor(char const * const Type, std::string const &URI,
                  Options.insert(std::make_pair("SITE", Site));
                  Options.insert(std::make_pair("RELEASE", Release));
                  if (tplMetaKey.find("$(COMPONENT)") != std::string::npos)
-                    Options.insert(std::make_pair("COMPONENT", E->Name));
+                    Options.emplace("COMPONENT", E->Name);
                  if (tplMetaKey.find("$(LANGUAGE)") != std::string::npos)
-                    Options.insert(std::make_pair("LANGUAGE", *L));
+                    Options.emplace("LANGUAGE", *L);
                  if (tplMetaKey.find("$(ARCHITECTURE)") != std::string::npos)
-                    Options.insert(std::make_pair("ARCHITECTURE", *A));
+                    Options.emplace("ARCHITECTURE", (*A == "implicit:all") ? "all" : *A);
                  else if (tplMetaKey.find("$(NATIVE_ARCHITECTURE)") != std::string::npos)
-                    Options.insert(std::make_pair("ARCHITECTURE", NativeArch));
+                    Options.emplace("ARCHITECTURE", (NativeArch == "implicit:all") ? "all" : NativeArch);
                  if (tplMetaKey.find("$(NATIVE_ARCHITECTURE)") != std::string::npos)
-                    Options.insert(std::make_pair("NATIVE_ARCHITECTURE", NativeArch));
+                    Options.emplace("NATIVE_ARCHITECTURE", (NativeArch == "implicit:all") ? "all" : NativeArch);
 
                  std::string MetaKey = tplMetaKey;
                  std::string ShortDesc = tplShortDesc;
@@ -292,8 +286,7 @@ static void GetIndexTargetsFor(char const * const Type, std::string const &URI,
                  }
 
                  // not available in templates, but in the indextarget
-                 Options.insert(std::make_pair("BASE_URI", baseURI));
-                 Options.insert(std::make_pair("REPO_URI", URI));
+                 Options.insert(ReleaseOptions.begin(), ReleaseOptions.end());
                  Options.insert(std::make_pair("IDENTIFIER", Identifier));
                  Options.insert(std::make_pair("TARGET_OF", Type));
                  Options.insert(std::make_pair("CREATED_BY", *T));
@@ -306,18 +299,23 @@ static void GetIndexTargetsFor(char const * const Type, std::string const &URI,
                  Options.insert(std::make_pair("SOURCESENTRY", E->sourcesEntry));
 
                  bool IsOpt = IsOptional;
-                 if (IsOpt == false)
                  {
                     auto const arch = Options.find("ARCHITECTURE");
                     if (arch != Options.end() && arch->second == "all")
-                       IsOpt = true;
+                    {
+                       // one of them must be implicit:all then
+                       if (*A != "all" && NativeArch != "all")
+                          IsOpt = true;
+                       else // user used arch=all explicitly
+                          Options.emplace("Force-Support-For-All", "yes");
+                    }
                  }
 
                  IndexTarget Target(
                        MetaKey,
                        ShortDesc,
                        LongDesc,
-                       Options.find("BASE_URI")->second + MetaKey,
+                       baseURI + MetaKey,
                        IsOpt,
                        KeepCompressed,
                        Options
@@ -344,8 +342,8 @@ static void GetIndexTargetsFor(char const * const Type, std::string const &URI,
 std::vector<IndexTarget> debReleaseIndex::GetIndexTargets() const
 {
    std::vector<IndexTarget> IndexTargets;
-   GetIndexTargetsFor("deb-src", URI, Dist, d->DebSrcEntries, IndexTargets);
-   GetIndexTargetsFor("deb", URI, Dist, d->DebEntries, IndexTargets);
+   GetIndexTargetsFor("deb-src", URI, Dist, d->DebSrcEntries, IndexTargets, d->ReleaseOptions);
+   GetIndexTargetsFor("deb", URI, Dist, d->DebEntries, IndexTargets, d->ReleaseOptions);
    return IndexTargets;
 }
                                                                        /*}}}*/
@@ -542,11 +540,11 @@ bool debReleaseIndex::Load(std::string const &Filename, std::string * const Erro
 metaIndex * debReleaseIndex::UnloadedClone() const                     /*{{{*/
 {
    if (Trusted == TRI_NO)
-      return new debReleaseIndex(URI, Dist, false);
+      return new debReleaseIndex(URI, Dist, false, d->ReleaseOptions);
    else if (Trusted == TRI_YES)
-      return new debReleaseIndex(URI, Dist, true);
+      return new debReleaseIndex(URI, Dist, true, d->ReleaseOptions);
    else
-      return new debReleaseIndex(URI, Dist);
+      return new debReleaseIndex(URI, Dist, d->ReleaseOptions);
 }
                                                                        /*}}}*/
 bool debReleaseIndex::parseSumData(const char *&Start, const char *End,        /*{{{*/
@@ -611,7 +609,7 @@ bool debReleaseIndex::parseSumData(const char *&Start, const char *End,     /*{{{*/
 
 bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll)/*{{{*/
 {
-#define APT_TARGET(X) IndexTarget("", X, MetaIndexInfo(X), MetaIndexURI(X), false, false, std::map<std::string,std::string>())
+#define APT_TARGET(X) IndexTarget("", X, MetaIndexInfo(X), MetaIndexURI(X), false, false, d->ReleaseOptions)
    pkgAcqMetaClearSig * const TransactionManager = new pkgAcqMetaClearSig(Owner,
         APT_TARGET("InRelease"), APT_TARGET("Release"), APT_TARGET("Release.gpg"), this);
 #undef APT_TARGET
@@ -726,6 +724,10 @@ bool debReleaseIndex::IsArchitectureSupported(std::string const &arch) const/*{{
                                                                        /*}}}*/
 bool debReleaseIndex::IsArchitectureAllSupportedFor(IndexTarget const &target) const/*{{{*/
 {
+   if (target.Options.find("Force-Support-For-All") != target.Options.end())
+      return true;
+   if (IsArchitectureSupported("all") == false)
+      return false;
    if (d->NoSupportForAll.empty())
       return true;
    return std::find(d->NoSupportForAll.begin(), d->NoSupportForAll.end(), target.Option(IndexTarget::CREATED_BY)) == d->NoSupportForAll.end();
@@ -751,6 +753,10 @@ std::vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles()             /*{{{*/
    return Indexes;
 }
                                                                        /*}}}*/
+std::map<std::string, std::string> debReleaseIndex::GetReleaseOptions()
+{
+   return d->ReleaseOptions;
+}
 
 static bool ReleaseFileName(debReleaseIndex const * const That, std::string &ReleaseFile)/*{{{*/
 {
@@ -859,90 +865,62 @@ pkgCache::RlsFileIterator debReleaseIndex::FindInCache(pkgCache &Cache, bool con
 }
                                                                        /*}}}*/
 
-static std::vector<std::string> parsePlusMinusOptions(std::string const &Name, /*{{{*/
-      std::map<std::string, std::string> const &Options, std::vector<std::string> const &defaultValues)
+class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type          /*{{{*/
 {
-   std::map<std::string, std::string>::const_iterator val = Options.find(Name);
-   std::vector<std::string> Values;
-   if (val != Options.end())
-      Values = VectorizeString(val->second, ',');
-   else
-      Values = defaultValues;
-
-   // all is a very special architecture users shouldn't be concerned with explicitly
-   if (Name == "arch" && std::find(Values.begin(), Values.end(), "all") == Values.end())
-      Values.push_back("all");
-
-   if ((val = Options.find(Name + "+")) != Options.end())
+   static std::vector<std::string> getDefaultSetOf(std::string const &Name,
+        std::map<std::string, std::string> const &Options, std::vector<std::string> const &defaultValues)
    {
-      std::vector<std::string> const plus = VectorizeString(val->second, ',');
-      std::copy_if(plus.begin(), plus.end(), std::back_inserter(Values), [&Values](std::string const &v) {
-        return std::find(Values.begin(), Values.end(), v) == Values.end();
-      });
-   }
-   if ((val = Options.find(Name + "-")) != Options.end())
-   {
-      std::vector<std::string> const minus = VectorizeString(val->second, ',');
-      Values.erase(std::remove_if(Values.begin(), Values.end(), [&minus](std::string const &v) {
-        return std::find(minus.begin(), minus.end(), v) != minus.end();
-      }), Values.end());
+      auto const val = Options.find(Name);
+      if (val != Options.end())
+        return VectorizeString(val->second, ',');
+      return defaultValues;
    }
-   return Values;
-}
-                                                                       /*}}}*/
-class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type          /*{{{*/
-{
-   metaIndex::TriState GetTriStateOption(std::map<std::string, std::string>const &Options, char const * const name) const
+   static std::vector<std::string> applyPlusMinusOptions(std::string const &Name,
+        std::map<std::string, std::string> const &Options, std::vector<std::string> &&Values)
    {
-      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
-      if (opt != Options.end())
-        return StringToBool(opt->second, false) ? metaIndex::TRI_YES : metaIndex::TRI_NO;
-      return metaIndex::TRI_DONTCARE;
+      auto val = Options.find(Name + "+");
+      if (val != Options.end())
+      {
+        std::vector<std::string> const plus = VectorizeString(val->second, ',');
+        std::copy_if(plus.begin(), plus.end(), std::back_inserter(Values), [&Values](std::string const &v) {
+              return std::find(Values.begin(), Values.end(), v) == Values.end();
+              });
+      }
+      if ((val = Options.find(Name + "-")) != Options.end())
+      {
+        std::vector<std::string> const minus = VectorizeString(val->second, ',');
+        Values.erase(std::remove_if(Values.begin(), Values.end(), [&minus](std::string const &v) {
+                 return std::find(minus.begin(), minus.end(), v) != minus.end();
+                 }), Values.end());
+      }
+      return Values;
    }
-
-   time_t GetTimeOption(std::map<std::string, std::string>const &Options, char const * const name) const
+   static std::vector<std::string> parsePlusMinusOptions(std::string const &Name,
+        std::map<std::string, std::string> const &Options, std::vector<std::string> const &defaultValues)
    {
-      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
-      if (opt == Options.end())
-        return 0;
-      return strtoull(opt->second.c_str(), NULL, 10);
+      return applyPlusMinusOptions(Name, Options, getDefaultSetOf(Name, Options, defaultValues));
    }
-
-   protected:
-
-   bool CreateItemInternal(std::vector<metaIndex *> &List, std::string const &URI,
-                          std::string const &Dist, std::string const &Section,
-                          bool const &IsSrc, std::map<std::string, std::string> const &Options) const
+   static std::vector<std::string> parsePlusMinusArchOptions(std::string const &Name,
+        std::map<std::string, std::string> const &Options)
    {
-      debReleaseIndex * Deb = nullptr;
-      std::string const FileName = URItoFileName(constructMetaIndexURI(URI, Dist, "Release"));
-      for (auto const &I: List)
-      {
-        // We only worry about debian entries here
-        if (strcmp(I->GetType(), "deb") != 0)
-           continue;
-
-        auto const D = dynamic_cast<debReleaseIndex*>(I);
-        if (unlikely(D == nullptr))
-           continue;
-
-        /* This check ensures that there will be only one Release file
-           queued for all the Packages files and Sources files it
-           corresponds to. */
-        if (URItoFileName(D->MetaIndexURI("Release")) == FileName)
-        {
-           Deb = D;
-           break;
-        }
-      }
-
-      // No currently created Release file indexes this entry, so we create a new one.
-      if (Deb == nullptr)
+      auto Values = getDefaultSetOf(Name, Options, APT::Configuration::getArchitectures());
+      // all is a very special architecture users shouldn't be concerned with explicitly
+      // but if the user does, do not override the choice
+      auto const val = Options.find(Name + "-");
+      if (val != Options.end())
       {
-        Deb = new debReleaseIndex(URI, Dist);
-        List.push_back(Deb);
+        std::vector<std::string> const minus = VectorizeString(val->second, ',');
+        if (std::find(minus.begin(), minus.end(), "all") != minus.end())
+           return applyPlusMinusOptions(Name, Options, std::move(Values));
       }
-
+      Values = applyPlusMinusOptions(Name, Options, std::move(Values));
+      if (std::find(Values.begin(), Values.end(), "all") == Values.end())
+        Values.push_back("implicit:all");
+      return Values;
+   }
+   static std::vector<std::string> parsePlusMinusTargetOptions(char const * const Name,
+        std::map<std::string, std::string> const &Options)
+   {
       std::vector<std::string> const alltargets = _config->FindVector(std::string("Acquire::IndexTargets::") + Name, "", true);
       std::vector<std::string> deftargets;
       deftargets.reserve(alltargets.size());
@@ -992,13 +970,132 @@ class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type            /*{{{*/
            return seenOnce.insert(t).second == false;
         }), mytargets.end());
       }
+      return mytargets;
+   }
 
-      bool UsePDiffs = _config->FindB("Acquire::PDiffs", true);
+   metaIndex::TriState GetTriStateOption(std::map<std::string, std::string>const &Options, char const * const name) const
+   {
+      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
+      if (opt != Options.end())
+        return StringToBool(opt->second, false) ? metaIndex::TRI_YES : metaIndex::TRI_NO;
+      return metaIndex::TRI_DONTCARE;
+   }
+
+   static time_t GetTimeOption(std::map<std::string, std::string>const &Options, char const * const name)
+   {
+      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
+      if (opt == Options.end())
+        return 0;
+      return strtoull(opt->second.c_str(), NULL, 10);
+   }
+
+   static bool GetBoolOption(std::map<std::string, std::string> const &Options, char const * const name, bool const defVal)
+   {
+      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
+      if (opt == Options.end())
+        return defVal;
+      return StringToBool(opt->second, defVal);
+   }
+
+   static std::vector<std::string> GetMapKeys(std::map<std::string, std::string> const &Options)
+   {
+      std::vector<std::string> ret;
+      ret.reserve(Options.size());
+      for (auto &&O: Options)
+        ret.emplace_back(O.first);
+      std::sort(ret.begin(), ret.end());
+      return ret;
+   }
+
+   static bool MapsAreEqual(std::map<std::string, std::string> const &OptionsA,
+        std::map<std::string, std::string> const &OptionsB,
+        std::string const &URI, std::string const &Dist)
+   {
+      auto const KeysA = GetMapKeys(OptionsA);
+      auto const KeysB = GetMapKeys(OptionsB);
+      auto const m = std::mismatch(KeysA.begin(), KeysA.end(), KeysB.begin());
+      if (m.first != KeysA.end())
       {
-        std::map<std::string, std::string>::const_iterator const opt = Options.find("pdiffs");
-        if (opt != Options.end())
-           UsePDiffs = StringToBool(opt->second);
+        if (std::find(KeysB.begin(), KeysB.end(), *m.first) == KeysB.end())
+           return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.first->c_str(), "<set>", "<unset>");
+        else
+           return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.second->c_str(), "<set>", "<unset>");
+      }
+      if (m.second != KeysB.end())
+      {
+        if (std::find(KeysA.begin(), KeysA.end(), *m.second) == KeysA.end())
+           return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.first->c_str(), "<set>", "<unset>");
+        else
+           return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.second->c_str(), "<set>", "<unset>");
       }
+      for (auto&& key: KeysA)
+      {
+        if (key == "BASE_URI" || key == "REPO_URI")
+           continue;
+        auto const a = OptionsA.find(key);
+        auto const b = OptionsB.find(key);
+        if (unlikely(a == OptionsA.end() || b == OptionsB.end()) || a->second != b->second)
+           return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), key.c_str(), URI.c_str(), Dist.c_str());
+      }
+      return true;
+   }
+
+   static debReleaseIndex * GetDebReleaseIndexBy(std::vector<metaIndex *> &List, std::string const &URI,
+                          std::string const &Dist, std::map<std::string, std::string> const &Options)
+   {
+      std::map<std::string,std::string> ReleaseOptions = {{
+        { "BASE_URI", constructMetaIndexURI(URI, Dist, "") },
+        { "REPO_URI", URI },
+      }};
+      if (GetBoolOption(Options, "allow-insecure", _config->FindB("Acquire::AllowInsecureRepositories")))
+        ReleaseOptions.emplace("ALLOW_INSECURE", "true");
+      if (GetBoolOption(Options, "allow-weak", _config->FindB("Acquire::AllowWeakRepositories")))
+        ReleaseOptions.emplace("ALLOW_WEAK", "true");
+      if (GetBoolOption(Options, "allow-downgrade-to-insecure", _config->FindB("Acquire::AllowDowngradeToInsecureRepositories")))
+        ReleaseOptions.emplace("ALLOW_DOWNGRADE_TO_INSECURE", "true");
+
+      debReleaseIndex * Deb = nullptr;
+      std::string const FileName = URItoFileName(constructMetaIndexURI(URI, Dist, "Release"));
+      for (auto const &I: List)
+      {
+        // We only worry about debian entries here
+        if (strcmp(I->GetType(), "deb") != 0)
+           continue;
+
+        auto const D = dynamic_cast<debReleaseIndex*>(I);
+        if (unlikely(D == nullptr))
+           continue;
+
+        /* This check ensures that there will be only one Release file
+           queued for all the Packages files and Sources files it
+           corresponds to. */
+        if (URItoFileName(D->MetaIndexURI("Release")) == FileName)
+        {
+           if (MapsAreEqual(ReleaseOptions, D->GetReleaseOptions(), URI, Dist) == false)
+              return nullptr;
+           Deb = D;
+           break;
+        }
+      }
+
+      // No currently created Release file indexes this entry, so we create a new one.
+      if (Deb == nullptr)
+      {
+        Deb = new debReleaseIndex(URI, Dist, ReleaseOptions);
+        List.push_back(Deb);
+      }
+      return Deb;
+   }
+
+   protected:
+
+   bool CreateItemInternal(std::vector<metaIndex *> &List, std::string const &URI,
+                          std::string const &Dist, std::string const &Section,
+                          bool const &IsSrc, std::map<std::string, std::string> const &Options) const
+   {
+      auto const Deb = GetDebReleaseIndexBy(List, URI, Dist, Options);
+
+      bool const UsePDiffs = GetBoolOption(Options, "pdiffs", _config->FindB("Acquire::PDiffs", true));
 
       std::string UseByHash = _config->Find("APT::Acquire::By-Hash", "yes");
       UseByHash = _config->Find("Acquire::By-Hash", UseByHash);
@@ -1016,8 +1113,8 @@ class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type             /*{{{*/
            entry->second,
            IsSrc,
            Section,
-           mytargets,
-           parsePlusMinusOptions("arch", Options, APT::Configuration::getArchitectures()),
+           parsePlusMinusTargetOptions(Name, Options),
+           parsePlusMinusArchOptions("arch", Options),
            parsePlusMinusOptions("lang", Options, APT::Configuration::getLanguages(true)),
            UsePDiffs,
            UseByHash