apt-pkg/deb/debmetaindex.cc

   1 // ijones, walters
   2 #include <config.h>
   3
   4 #include <apt-pkg/debmetaindex.h>
   5 #include <apt-pkg/debindexfile.h>
   6 #include <apt-pkg/strutl.h>
   7 #include <apt-pkg/acquire-item.h>
   8 #include <apt-pkg/configuration.h>
   9 #include <apt-pkg/aptconfiguration.h>
  10 #include <apt-pkg/error.h>
  11
  12 #include <set>
  13
  14 using namespace std;
  15
  16 string debReleaseIndex::Info(const char *Type, string const &Section, string const &Arch) const
  17 {
  18    string Info = ::URI::SiteOnly(URI) + ' ';
  19    if (Dist[Dist.size() - 1] == '/')
  20    {
  21       if (Dist != "/")
  22          Info += Dist;
  23    }
  24    else
  25    {
  26       Info += Dist + '/' + Section;
  27       if (Arch.empty() != true)
  28          Info += " " + Arch;
  29    }
  30    Info += " ";
  31    Info += Type;
  32    return Info;
  33 }
  34
  35 string debReleaseIndex::MetaIndexInfo(const char *Type) const
  36 {
  37    string Info = ::URI::SiteOnly(URI) + ' ';
  38    if (Dist[Dist.size() - 1] == '/')
  39    {
  40       if (Dist != "/")
  41          Info += Dist;
  42    }
  43    else
  44       Info += Dist;
  45    Info += " ";
  46    Info += Type;
  47    return Info;
  48 }
  49
  50 string debReleaseIndex::MetaIndexFile(const char *Type) const
  51 {
  52    return _config->FindDir("Dir::State::lists") +
  53       URItoFileName(MetaIndexURI(Type));
  54 }
  55
  56 string debReleaseIndex::MetaIndexURI(const char *Type) const
  57 {
  58    string Res;
  59
  60    if (Dist == "/")
  61       Res = URI;
  62    else if (Dist[Dist.size()-1] == '/')
  63       Res = URI + Dist;
  64    else
  65       Res = URI + "dists/" + Dist + "/";
  66
  67    Res += Type;
  68    return Res;
  69 }
  70
  71 string debReleaseIndex::IndexURISuffix(const char *Type, string const &Section, string const &Arch) const
  72 {
  73    string Res ="";
  74    if (Dist[Dist.size() - 1] != '/')
  75    {
  76       if (Arch == "native")
  77          Res += Section + "/binary-" + _config->Find("APT::Architecture") + '/';
  78       else
  79          Res += Section + "/binary-" + Arch + '/';
  80    }
  81    return Res + Type;
  82 }
  83
  84
  85 string debReleaseIndex::IndexURI(const char *Type, string const &Section, string const &Arch) const
  86 {
  87    if (Dist[Dist.size() - 1] == '/')
  88    {
  89       string Res;
  90       if (Dist != "/")
  91          Res = URI + Dist;
  92       else
  93          Res = URI;
  94       return Res + Type;
  95    }
  96    else
  97       return URI + "dists/" + Dist + '/' + IndexURISuffix(Type, Section, Arch);
  98  }
  99
 100 string debReleaseIndex::SourceIndexURISuffix(const char *Type, const string &Section) const
 101 {
 102    string Res ="";
 103    if (Dist[Dist.size() - 1] != '/')
 104       Res += Section + "/source/";
 105    return Res + Type;
 106 }
 107
 108 string debReleaseIndex::SourceIndexURI(const char *Type, const string &Section) const
 109 {
 110    string Res;
 111    if (Dist[Dist.size() - 1] == '/')
 112    {
 113       if (Dist != "/")
 114          Res = URI + Dist;
 115       else
 116          Res = URI;
 117       return Res + Type;
 118    }
 119    else
 120       return URI + "dists/" + Dist + "/" + SourceIndexURISuffix(Type, Section);
 121 }
 122
 123 string debReleaseIndex::TranslationIndexURISuffix(const char *Type, const string &Section) const
 124 {
 125    string Res ="";
 126    if (Dist[Dist.size() - 1] != '/')
 127       Res += Section + "/i18n/";
 128    return Res + Type;
 129 }
 130
 131 string debReleaseIndex::TranslationIndexURI(const char *Type, const string &Section) const
 132 {
 133    string Res;
 134    if (Dist[Dist.size() - 1] == '/')
 135    {
 136       if (Dist != "/")
 137          Res = URI + Dist;
 138       else
 139          Res = URI;
 140       return Res + Type;
 141    }
 142    else
 143       return URI + "dists/" + Dist + "/" + TranslationIndexURISuffix(Type, Section);
 144 }
 145
 146 debReleaseIndex::debReleaseIndex(string const &URI, string const &Dist) :
 147                                         metaIndex(URI, Dist, "deb"), Trusted(CHECK_TRUST)
 148 {}
 149
 150 debReleaseIndex::debReleaseIndex(string const &URI, string const &Dist, bool const Trusted) :
 151                                         metaIndex(URI, Dist, "deb") {
 152         SetTrusted(Trusted);
 153 }
 154
 155 debReleaseIndex::~debReleaseIndex() {
 156         for (map<string, vector<debSectionEntry const*> >::const_iterator A = ArchEntries.begin();
 157              A != ArchEntries.end(); ++A)
 158                 for (vector<const debSectionEntry *>::const_iterator S = A->second.begin();
 159                      S != A->second.end(); ++S)
 160                         delete *S;
 161 }
 162
 163 vector <struct IndexTarget *>* debReleaseIndex::ComputeIndexTargets() const {
 164         vector <struct IndexTarget *>* IndexTargets = new vector <IndexTarget *>;
 165
 166         map<string, vector<debSectionEntry const*> >::const_iterator const src = ArchEntries.find("source");
 167         if (src != ArchEntries.end()) {
 168                 vector<debSectionEntry const*> const SectionEntries = src->second;
 169                 for (vector<debSectionEntry const*>::const_iterator I = SectionEntries.begin();
 170                      I != SectionEntries.end(); ++I) {
 171                         IndexTarget * Target = new IndexTarget();
 172                         Target->ShortDesc = "Sources";
 173                         Target->MetaKey = SourceIndexURISuffix(Target->ShortDesc.c_str(), (*I)->Section);
 174                         Target->URI = SourceIndexURI(Target->ShortDesc.c_str(), (*I)->Section);
 175                         Target->Description = Info (Target->ShortDesc.c_str(), (*I)->Section);
 176                         IndexTargets->push_back (Target);
 177                 }
 178         }
 179
 180         // Only source release
 181         if (IndexTargets->empty() == false && ArchEntries.size() == 1)
 182                 return IndexTargets;
 183
 184         std::set<std::string> sections;
 185         for (map<string, vector<debSectionEntry const*> >::const_iterator a = ArchEntries.begin();
 186              a != ArchEntries.end(); ++a) {
 187                 if (a->first == "source")
 188                         continue;
 189                 for (vector <const debSectionEntry *>::const_iterator I = a->second.begin();
 190                      I != a->second.end(); ++I) {
 191                         IndexTarget * Target = new IndexTarget();
 192                         Target->ShortDesc = "Packages";
 193                         Target->MetaKey = IndexURISuffix(Target->ShortDesc.c_str(), (*I)->Section, a->first);
 194                         Target->URI = IndexURI(Target->ShortDesc.c_str(), (*I)->Section, a->first);
 195                         Target->Description = Info (Target->ShortDesc.c_str(), (*I)->Section, a->first);
 196                         IndexTargets->push_back (Target);
 197                         sections.insert((*I)->Section);
 198                 }
 199         }
 200
 201         std::vector<std::string> const lang = APT::Configuration::getLanguages(true);
 202         if (lang.empty() == true)
 203                 return IndexTargets;
 204
 205         // get the Translations:
 206         // - if its a dists-style repository get the i18n/Index first
 207         // - if its flat try to acquire files by guessing
 208         if (Dist[Dist.size() - 1] == '/') {
 209                 for (std::set<std::string>::const_iterator s = sections.begin();
 210                      s != sections.end(); ++s) {
 211                         for (std::vector<std::string>::const_iterator l = lang.begin();
 212                              l != lang.end(); ++l) {
 213                                 if (*l == "none") continue;
 214                                 IndexTarget * Target = new OptionalIndexTarget();
 215                                 Target->ShortDesc = "Translation-" + *l;
 216                                 Target->MetaKey = TranslationIndexURISuffix(l->c_str(), *s);
 217                                 Target->URI = TranslationIndexURI(l->c_str(), *s);
 218                                 Target->Description = Info (Target->ShortDesc.c_str(), *s);
 219                                 IndexTargets->push_back(Target);
 220                         }
 221                 }
 222         } else {
 223                 for (std::set<std::string>::const_iterator s = sections.begin();
 224                      s != sections.end(); ++s) {
 225                         IndexTarget * Target = new OptionalSubIndexTarget();
 226                         Target->ShortDesc = "TranslationIndex";
 227                         Target->MetaKey = TranslationIndexURISuffix("Index", *s);
 228                         Target->URI = TranslationIndexURI("Index", *s);
 229                         Target->Description = Info (Target->ShortDesc.c_str(), *s);
 230                         IndexTargets->push_back (Target);
 231                 }
 232         }
 233
 234         return IndexTargets;
 235 }
 236                                                                         /*}}}*/
 237 bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll) const
 238 {
 239    // special case for --print-uris
 240    if (GetAll) {
 241       vector <struct IndexTarget *> *targets = ComputeIndexTargets();
 242       for (vector <struct IndexTarget*>::const_iterator Target = targets->begin(); Target != targets->end(); ++Target) {
 243          new pkgAcqIndex(Owner, (*Target)->URI, (*Target)->Description,
 244                          (*Target)->ShortDesc, HashString());
 245       }
 246    }
 247
 248         new pkgAcqMetaClearSig(Owner, MetaIndexURI("InRelease"),
 249                 MetaIndexInfo("InRelease"), "InRelease",
 250                 MetaIndexURI("Release"), MetaIndexInfo("Release"), "Release",
 251                 MetaIndexURI("Release.gpg"), MetaIndexInfo("Release.gpg"), "Release.gpg",
 252                 ComputeIndexTargets(),
 253                 new indexRecords (Dist));
 254
 255         return true;
 256 }
 257
 258 void debReleaseIndex::SetTrusted(bool const Trusted)
 259 {
 260         if (Trusted == true)
 261                 this->Trusted = ALWAYS_TRUSTED;
 262         else
 263                 this->Trusted = NEVER_TRUSTED;
 264 }
 265
 266 bool debReleaseIndex::IsTrusted() const
 267 {
 268    if (Trusted == ALWAYS_TRUSTED)
 269       return true;
 270    else if (Trusted == NEVER_TRUSTED)
 271       return false;
 272
 273
 274    if(_config->FindB("APT::Authentication::TrustCDROM", false))
 275       if(URI.substr(0,strlen("cdrom:")) == "cdrom:")
 276          return true;
 277
 278    string VerifiedSigFile = _config->FindDir("Dir::State::lists") +
 279       URItoFileName(MetaIndexURI("Release")) + ".gpg";
 280
 281    if (FileExists(VerifiedSigFile))
 282       return true;
 283
 284    VerifiedSigFile = _config->FindDir("Dir::State::lists") +
 285       URItoFileName(MetaIndexURI("InRelease"));
 286
 287    return FileExists(VerifiedSigFile);
 288 }
 289
 290 vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles() {
 291         if (Indexes != NULL)
 292                 return Indexes;
 293
 294         Indexes = new vector <pkgIndexFile*>;
 295         map<string, vector<debSectionEntry const*> >::const_iterator const src = ArchEntries.find("source");
 296         if (src != ArchEntries.end()) {
 297                 vector<debSectionEntry const*> const SectionEntries = src->second;
 298                 for (vector<debSectionEntry const*>::const_iterator I = SectionEntries.begin();
 299                      I != SectionEntries.end(); ++I)
 300                         Indexes->push_back(new debSourcesIndex (URI, Dist, (*I)->Section, IsTrusted()));
 301         }
 302
 303         // Only source release
 304         if (Indexes->empty() == false && ArchEntries.size() == 1)
 305                 return Indexes;
 306
 307         std::vector<std::string> const lang = APT::Configuration::getLanguages(true);
 308         map<string, set<string> > sections;
 309         for (map<string, vector<debSectionEntry const*> >::const_iterator a = ArchEntries.begin();
 310              a != ArchEntries.end(); ++a) {
 311                 if (a->first == "source")
 312                         continue;
 313                 for (vector<debSectionEntry const*>::const_iterator I = a->second.begin();
 314                      I != a->second.end(); ++I) {
 315                         Indexes->push_back(new debPackagesIndex (URI, Dist, (*I)->Section, IsTrusted(), a->first));
 316                         sections[(*I)->Section].insert(lang.begin(), lang.end());
 317                 }
 318         }
 319
 320         for (map<string, set<string> >::const_iterator s = sections.begin();
 321              s != sections.end(); ++s)
 322                 for (set<string>::const_iterator l = s->second.begin();
 323                      l != s->second.end(); ++l) {
 324                         if (*l == "none") continue;
 325                         Indexes->push_back(new debTranslationsIndex(URI,Dist,s->first,(*l).c_str()));
 326                 }
 327
 328         return Indexes;
 329 }
 330
 331 void debReleaseIndex::PushSectionEntry(vector<string> const &Archs, const debSectionEntry *Entry) {
 332         for (vector<string>::const_iterator a = Archs.begin();
 333              a != Archs.end(); ++a)
 334                 ArchEntries[*a].push_back(new debSectionEntry(Entry->Section, Entry->IsSrc));
 335         delete Entry;
 336 }
 337
 338 void debReleaseIndex::PushSectionEntry(string const &Arch, const debSectionEntry *Entry) {
 339         ArchEntries[Arch].push_back(Entry);
 340 }
 341
 342 void debReleaseIndex::PushSectionEntry(const debSectionEntry *Entry) {
 343         if (Entry->IsSrc == true)
 344                 PushSectionEntry("source", Entry);
 345         else {
 346                 for (map<string, vector<const debSectionEntry *> >::iterator a = ArchEntries.begin();
 347                      a != ArchEntries.end(); ++a) {
 348                         a->second.push_back(Entry);
 349                 }
 350         }
 351 }
 352
 353 debReleaseIndex::debSectionEntry::debSectionEntry (string const &Section,
 354                 bool const &IsSrc): Section(Section), IsSrc(IsSrc)
 355 {}
 356
 357 class debSLTypeDebian : public pkgSourceList::Type
 358 {
 359    protected:
 360
 361    bool CreateItemInternal(vector<metaIndex *> &List, string const &URI,
 362                            string const &Dist, string const &Section,
 363                            bool const &IsSrc, map<string, string> const &Options) const
 364    {
 365       map<string, string>::const_iterator const arch = Options.find("arch");
 366       vector<string> const Archs =
 367                 (arch != Options.end()) ? VectorizeString(arch->second, ',') :
 368                                 APT::Configuration::getArchitectures();
 369       map<string, string>::const_iterator const trusted = Options.find("trusted");
 370
 371       for (vector<metaIndex *>::const_iterator I = List.begin();
 372            I != List.end(); ++I)
 373       {
 374          // We only worry about debian entries here
 375          if (strcmp((*I)->GetType(), "deb") != 0)
 376             continue;
 377
 378          debReleaseIndex *Deb = (debReleaseIndex *) (*I);
 379          if (trusted != Options.end())
 380             Deb->SetTrusted(StringToBool(trusted->second, false));
 381
 382          /* This check insures that there will be only one Release file
 383             queued for all the Packages files and Sources files it
 384             corresponds to. */
 385          if (Deb->GetURI() == URI && Deb->GetDist() == Dist)
 386          {
 387             if (IsSrc == true)
 388                Deb->PushSectionEntry("source", new debReleaseIndex::debSectionEntry(Section, IsSrc));
 389             else
 390             {
 391                if (Dist[Dist.size() - 1] == '/')
 392                   Deb->PushSectionEntry("any", new debReleaseIndex::debSectionEntry(Section, IsSrc));
 393                else
 394                   Deb->PushSectionEntry(Archs, new debReleaseIndex::debSectionEntry(Section, IsSrc));
 395             }
 396             return true;
 397          }
 398       }
 399
 400       // No currently created Release file indexes this entry, so we create a new one.
 401       debReleaseIndex *Deb;
 402       if (trusted != Options.end())
 403          Deb = new debReleaseIndex(URI, Dist, StringToBool(trusted->second, false));
 404       else
 405          Deb = new debReleaseIndex(URI, Dist);
 406
 407       if (IsSrc == true)
 408          Deb->PushSectionEntry ("source", new debReleaseIndex::debSectionEntry(Section, IsSrc));
 409       else
 410       {
 411          if (Dist[Dist.size() - 1] == '/')
 412             Deb->PushSectionEntry ("any", new debReleaseIndex::debSectionEntry(Section, IsSrc));
 413          else
 414             Deb->PushSectionEntry (Archs, new debReleaseIndex::debSectionEntry(Section, IsSrc));
 415       }
 416       List.push_back(Deb);
 417       return true;
 418    }
 419 };
 420
 421 class debSLTypeDeb : public debSLTypeDebian
 422 {
 423    public:
 424
 425    bool CreateItem(vector<metaIndex *> &List, string const &URI,
 426                    string const &Dist, string const &Section,
 427                    std::map<string, string> const &Options) const
 428    {
 429       return CreateItemInternal(List, URI, Dist, Section, false, Options);
 430    }
 431
 432    debSLTypeDeb()
 433    {
 434       Name = "deb";
 435       Label = "Standard Debian binary tree";
 436    }
 437 };
 438
 439 class debSLTypeDebSrc : public debSLTypeDebian
 440 {
 441    public:
 442
 443    bool CreateItem(vector<metaIndex *> &List, string const &URI,
 444                    string const &Dist, string const &Section,
 445                    std::map<string, string> const &Options) const
 446    {
 447       return CreateItemInternal(List, URI, Dist, Section, true, Options);
 448    }
 449
 450    debSLTypeDebSrc()
 451    {
 452       Name = "deb-src";
 453       Label = "Standard Debian source tree";
 454    }
 455 };
 456
 457 debSLTypeDeb _apt_DebType;
 458 debSLTypeDebSrc _apt_DebSrcType;