X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/224da0778ff385ccbbc7f4abfbd2a6ddcbd9dbfc..ef6cc0e22a2933e0e36bc260179fdf0b86f9ac26:/apt-pkg/sourcelist.cc diff --git a/apt-pkg/sourcelist.cc b/apt-pkg/sourcelist.cc index e13472fa6..82d2ed3c6 100644 --- a/apt-pkg/sourcelist.cc +++ b/apt-pkg/sourcelist.cc @@ -8,39 +8,57 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include + #include +#include #include #include #include #include +#include +#include +#include +#include +#include +#include -#include - +#include +#include +#include +#include +#include +#include +#include #include +#include + +#include /*}}}*/ using namespace std; // Global list of Items supported -static pkgSourceList::Type *ItmList[10]; +static pkgSourceList::Type *ItmList[10]; pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList; unsigned long pkgSourceList::Type::GlobalListLen = 0; // Type::Type - Constructor /*{{{*/ // --------------------------------------------------------------------- /* Link this to the global list of items*/ -pkgSourceList::Type::Type() +pkgSourceList::Type::Type(char const * const pName, char const * const pLabel) : Name(pName), Label(pLabel) { ItmList[GlobalListLen] = this; - GlobalListLen++; + ++GlobalListLen; } +pkgSourceList::Type::~Type() {} /*}}}*/ // Type::GetType - Get a specific meta for a given type /*{{{*/ // --------------------------------------------------------------------- /* */ pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type) { - for (unsigned I = 0; I != GlobalListLen; I++) + for (unsigned I = 0; I != GlobalListLen; ++I) if (strcmp(GlobalList[I]->Name,Type) == 0) return GlobalList[I]; return 0; @@ -66,13 +84,110 @@ bool pkgSourceList::Type::FixupURI(string &URI) const return true; } /*}}}*/ +bool pkgSourceList::Type::ParseStanza(vector &List, /*{{{*/ + pkgTagSection &Tags, + unsigned int const i, + FileFd &Fd) +{ + map Options; + + string Enabled = Tags.FindS("Enabled"); + if (Enabled.empty() == false && StringToBool(Enabled) == false) + return true; + + std::map > mapping; +#define APT_PLUSMINUS(X, Y) \ + mapping.insert(std::make_pair(X, std::make_pair(Y, true))); \ + mapping.insert(std::make_pair(X "Add", std::make_pair(Y "+", true))); \ + mapping.insert(std::make_pair(X "Remove", std::make_pair(Y "-", true))) + APT_PLUSMINUS("Architectures", "arch"); + APT_PLUSMINUS("Languages", "lang"); + APT_PLUSMINUS("Targets", "target"); +#undef APT_PLUSMINUS + mapping.insert(std::make_pair("Trusted", std::make_pair("trusted", false))); + mapping.insert(std::make_pair("Check-Valid-Until", std::make_pair("check-valid-until", false))); + mapping.insert(std::make_pair("Valid-Until-Min", std::make_pair("valid-until-min", false))); + mapping.insert(std::make_pair("Valid-Until-Max", std::make_pair("valid-until-max", false))); + mapping.insert(std::make_pair("Signed-By", std::make_pair("signed-by", false))); + mapping.insert(std::make_pair("PDiffs", std::make_pair("pdiffs", false))); + mapping.insert(std::make_pair("By-Hash", std::make_pair("by-hash", false))); + + for (std::map >::const_iterator m = mapping.begin(); m != mapping.end(); ++m) + if (Tags.Exists(m->first)) + { + std::string option = Tags.FindS(m->first); + // for deb822 the " " is the delimiter, but the backend expects "," + if (m->second.second == true) + std::replace(option.begin(), option.end(), ' ', ','); + Options[m->second.first] = option; + } + + { + std::string entry; + strprintf(entry, "%s:%i", Fd.Name().c_str(), i); + Options["sourceslist-entry"] = entry; + } + + // now create one item per suite/section + string Suite = Tags.FindS("Suites"); + Suite = SubstVar(Suite,"$(ARCH)",_config->Find("APT::Architecture")); + string const Component = Tags.FindS("Components"); + string const URIS = Tags.FindS("URIs"); + + std::vector const list_uris = VectorizeString(URIS, ' '); + std::vector const list_suite = VectorizeString(Suite, ' '); + std::vector const list_comp = VectorizeString(Component, ' '); + + if (list_uris.empty()) + // TRANSLATOR: %u is a line number, the first %s is a filename of a file with the extension "second %s" and the third %s is a unique identifier for bugreports + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), i, "sources", Fd.Name().c_str(), "URI"); + + for (std::vector::const_iterator U = list_uris.begin(); + U != list_uris.end(); ++U) + { + std::string URI = *U; + if (U->empty() || FixupURI(URI) == false) + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), i, "sources", Fd.Name().c_str(), "URI parse"); + + if (list_suite.empty()) + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), i, "sources", Fd.Name().c_str(), "Suite"); + + for (std::vector::const_iterator S = list_suite.begin(); + S != list_suite.end(); ++S) + { + if (S->empty() == false && (*S)[S->size() - 1] == '/') + { + if (list_comp.empty() == false) + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), i, "sources", Fd.Name().c_str(), "absolute Suite Component"); + if (CreateItem(List, URI, *S, "", Options) == false) + return false; + } + else + { + if (list_comp.empty()) + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), i, "sources", Fd.Name().c_str(), "Component"); + + for (std::vector::const_iterator C = list_comp.begin(); + C != list_comp.end(); ++C) + { + if (CreateItem(List, URI, *S, *C, Options) == false) + { + return false; + } + } + } + } + } + return true; +} + /*}}}*/ // Type::ParseLine - Parse a single line /*{{{*/ // --------------------------------------------------------------------- /* This is a generic one that is the 'usual' format for sources.list Weird types may override this. */ bool pkgSourceList::Type::ParseLine(vector &List, const char *Buffer, - unsigned long const &CurLine, + unsigned int const CurLine, string const &File) const { for (;Buffer != 0 && isspace(*Buffer); ++Buffer); // Skip whitespaces @@ -80,6 +195,11 @@ bool pkgSourceList::Type::ParseLine(vector &List, // Parse option field if it exists // e.g.: [ option1=value1 option2=value2 ] map Options; + { + std::string entry; + strprintf(entry, "%s:%i", File.c_str(), CurLine); + Options["sourceslist-entry"] = entry; + } if (Buffer != 0 && Buffer[0] == '[') { ++Buffer; // ignore the [ @@ -89,10 +209,10 @@ bool pkgSourceList::Type::ParseLine(vector &List, // get one option, e.g. option1=value1 string option; if (ParseQuoteWord(Buffer,option) == false) - return _error->Error(_("Malformed line %lu in source list %s ([option] unparseable)"),CurLine,File.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] unparseable"); if (option.length() < 3) - return _error->Error(_("Malformed line %lu in source list %s ([option] too short)"),CurLine,File.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] too short"); // accept options even if the last has no space before the ]-end marker if (option.at(option.length()-1) == ']') @@ -103,16 +223,16 @@ bool pkgSourceList::Type::ParseLine(vector &List, size_t const needle = option.find('='); if (needle == string::npos) - return _error->Error(_("Malformed line %lu in source list %s ([%s] is not an assignment)"),CurLine,File.c_str(), option.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] not assignment"); string const key = string(option, 0, needle); string const value = string(option, needle + 1, option.length()); if (key.empty() == true) - return _error->Error(_("Malformed line %lu in source list %s ([%s] has no key)"),CurLine,File.c_str(), option.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] no key"); if (value.empty() == true) - return _error->Error(_("Malformed line %lu in source list %s ([%s] key %s has no value)"),CurLine,File.c_str(),option.c_str(),key.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] no value"); Options[key] = value; } @@ -125,47 +245,41 @@ bool pkgSourceList::Type::ParseLine(vector &List, string Section; if (ParseQuoteWord(Buffer,URI) == false) - return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "URI"); if (ParseQuoteWord(Buffer,Dist) == false) - return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str()); - + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "Suite"); + if (FixupURI(URI) == false) - return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str()); - + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "URI parse"); + // Check for an absolute dists specification. if (Dist.empty() == false && Dist[Dist.size() - 1] == '/') { if (ParseQuoteWord(Buffer,Section) == true) - return _error->Error(_("Malformed line %lu in source list %s (absolute dist)"),CurLine,File.c_str()); + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "absolute Suite Component"); Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture")); return CreateItem(List, URI, Dist, Section, Options); } - + // Grab the rest of the dists if (ParseQuoteWord(Buffer,Section) == false) - return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str()); - + return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "Component"); + do { if (CreateItem(List, URI, Dist, Section, Options) == false) return false; } while (ParseQuoteWord(Buffer,Section) == true); - + return true; } /*}}}*/ - // SourceList::pkgSourceList - Constructors /*{{{*/ // --------------------------------------------------------------------- /* */ -pkgSourceList::pkgSourceList() +pkgSourceList::pkgSourceList() : d(NULL) { -} - -pkgSourceList::pkgSourceList(string File) -{ - Read(File); } /*}}}*/ // SourceList::~pkgSourceList - Destructor /*{{{*/ @@ -173,11 +287,14 @@ pkgSourceList::pkgSourceList(string File) /* */ pkgSourceList::~pkgSourceList() { - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) delete *I; + SrcList.clear(); + for (auto F = VolatileFiles.begin(); F != VolatileFiles.end(); ++F) + delete (*F); + VolatileFiles.clear(); } /*}}}*/ - /*}}}*/ // SourceList::ReadMainList - Read the main source list from etc /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -197,37 +314,35 @@ bool pkgSourceList::ReadMainList() string Main = _config->FindFile("Dir::Etc::sourcelist"); string Parts = _config->FindDir("Dir::Etc::sourceparts"); - if (FileExists(Main) == true) + if (RealFileExists(Main) == true) Res &= ReadAppend(Main); - else if (FileExists(Parts) == false) + else if (DirectoryExists(Parts) == false) // Only warn if there are no sources.list.d. - _error->WarningE("FileExists",_("Unable to read %s"),Main.c_str()); + _error->WarningE("DirectoryExists", _("Unable to read %s"), Parts.c_str()); - if (FileExists(Parts) == true) + if (DirectoryExists(Parts) == true) Res &= ReadSourceDir(Parts); - else if (FileExists(Main) == false) + else if (RealFileExists(Main) == false) // Only warn if there is no sources.list file. - _error->WarningE("FileExists",_("Unable to read %s"),Parts.c_str()); + _error->WarningE("RealFileExists", _("Unable to read %s"), Main.c_str()); return Res; } /*}}}*/ -// CNC:2003-03-03 - Needed to preserve backwards compatibility. // SourceList::Reset - Clear the sourcelist contents /*{{{*/ // --------------------------------------------------------------------- /* */ void pkgSourceList::Reset() { - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) delete *I; - SrcList.erase(SrcList.begin(),SrcList.end()); + SrcList.clear(); } /*}}}*/ -// CNC:2003-03-03 - Function moved to ReadAppend() and Reset(). // SourceList::Read - Parse the sourcelist file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::Read(string File) +bool pkgSourceList::Read(string const &File) { Reset(); return ReadAppend(File); @@ -236,81 +351,130 @@ bool pkgSourceList::Read(string File) // SourceList::ReadAppend - Parse a sourcelist file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::ReadAppend(string File) +bool pkgSourceList::ReadAppend(string const &File) +{ + if (flExtension(File) == "sources") + return ParseFileDeb822(File); + else + return ParseFileOldStyle(File); +} + /*}}}*/ +// SourceList::ReadFileOldStyle - Read Traditional style sources.list /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgSourceList::ParseFileOldStyle(std::string const &File) { // Open the stream for reading ifstream F(File.c_str(),ios::in /*| ios::nocreate*/); - if (!F != 0) + if (F.fail() == true) return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str()); - -#if 0 // Now Reset() does this. - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) - delete *I; - SrcList.erase(SrcList.begin(),SrcList.end()); -#endif - // CNC:2003-12-10 - 300 is too short. - char Buffer[1024]; - int CurLine = 0; - while (F.eof() == false) + std::string Buffer; + for (unsigned int CurLine = 1; std::getline(F, Buffer); ++CurLine) { - F.getline(Buffer,sizeof(Buffer)); - CurLine++; - _strtabexpand(Buffer,sizeof(Buffer)); - if (F.fail() && !F.eof()) - return _error->Error(_("Line %u too long in source list %s."), - CurLine,File.c_str()); - - - char *I; - // CNC:2003-02-20 - Do not break if '#' is inside []. - for (I = Buffer; *I != 0 && *I != '#'; I++) - if (*I == '[') - for (I++; *I != 0 && *I != ']'; I++); - *I = 0; - - const char *C = _strstrip(Buffer); - - // Comment or blank - if (C[0] == '#' || C[0] == 0) + // remove comments + size_t curpos = 0; + while ((curpos = Buffer.find('#', curpos)) != std::string::npos) + { + size_t const openbrackets = std::count(Buffer.begin(), Buffer.begin() + curpos, '['); + size_t const closedbrackets = std::count(Buffer.begin(), Buffer.begin() + curpos, ']'); + if (openbrackets > closedbrackets) + { + // a # in an option, unlikely, but oh well, it was supported so stick to it + ++curpos; + continue; + } + Buffer.erase(curpos); + break; + } + // remove spaces before/after + curpos = Buffer.find_first_not_of(" \t\r"); + if (curpos != 0) + Buffer.erase(0, curpos); + curpos = Buffer.find_last_not_of(" \t\r"); + if (curpos != std::string::npos) + Buffer.erase(curpos + 1); + + if (Buffer.empty()) continue; - + // Grok it - string LineType; - if (ParseQuoteWord(C,LineType) == false) + std::string const LineType = Buffer.substr(0, Buffer.find_first_of(" \t\v")); + if (LineType.empty() || LineType == Buffer) return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str()); Type *Parse = Type::GetType(LineType.c_str()); if (Parse == 0) return _error->Error(_("Type '%s' is not known on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str()); - - if (Parse->ParseLine(SrcList, C, CurLine, File) == false) + + if (Parse->ParseLine(SrcList, Buffer.c_str() + LineType.length(), CurLine, File) == false) return false; } return true; } /*}}}*/ -// SourceList::FindIndex - Get the index associated with a file /*{{{*/ +// SourceList::ParseFileDeb822 - Parse deb822 style sources.list /*{{{*/ // --------------------------------------------------------------------- -/* */ -bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, - pkgIndexFile *&Found) const +/* Returns: the number of stanzas parsed*/ +bool pkgSourceList::ParseFileDeb822(string const &File) { - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + unsigned int i = 1; + + // see if we can read the file + FileFd Fd(File, FileFd::ReadOnly); + pkgTagFile Sources(&Fd, pkgTagFile::SUPPORT_COMMENTS); + if (Fd.IsOpen() == false || Fd.Failed()) + return _error->Error(_("Malformed stanza %u in source list %s (type)"),i,File.c_str()); + + // read step by step + pkgTagSection Tags; + while (Sources.Step(Tags) == true) { - vector *Indexes = (*I)->GetIndexFiles(); - for (vector::const_iterator J = Indexes->begin(); - J != Indexes->end(); J++) + if(Tags.Exists("Types") == false) + return _error->Error(_("Malformed stanza %u in source list %s (type)"),i,File.c_str()); + + string const types = Tags.FindS("Types"); + std::vector const list_types = VectorizeString(types, ' '); + for (std::vector::const_iterator I = list_types.begin(); + I != list_types.end(); ++I) { - if ((*J)->FindInCache(*File.Cache()) == File) + Type *Parse = Type::GetType((*I).c_str()); + if (Parse == 0) { - Found = (*J); - return true; + _error->Error(_("Type '%s' is not known on stanza %u in source list %s"), (*I).c_str(),i,Fd.Name().c_str()); + return false; } + + if (!Parse->ParseStanza(SrcList, Tags, i, Fd)) + return false; + + ++i; } } - + return true; +} + /*}}}*/ +// SourceList::FindIndex - Get the index associated with a file /*{{{*/ +static bool FindInIndexFileContainer(std::vector const &Cont, pkgCache::PkgFileIterator const &File, pkgIndexFile *&Found) +{ + auto const J = std::find_if(Cont.begin(), Cont.end(), [&File](pkgIndexFile const * const J) { + return J->FindInCache(*File.Cache()) == File; + }); + if (J != Cont.end()) + { + Found = (*J); + return true; + } return false; +} +bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, + pkgIndexFile *&Found) const +{ + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) + if (FindInIndexFileContainer(*(*I)->GetIndexFiles(), File, Found)) + return true; + + return FindInIndexFileContainer(VolatileFiles, File, Found); } /*}}}*/ // SourceList::GetIndexes - Load the index files into the downloader /*{{{*/ @@ -318,7 +482,7 @@ bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, /* */ bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const { - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) if ((*I)->GetIndexes(Owner,GetAll) == false) return false; return true; @@ -329,16 +493,89 @@ bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const // Based on ReadConfigDir() /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::ReadSourceDir(string Dir) +bool pkgSourceList::ReadSourceDir(string const &Dir) { - vector const List = GetListOfFilesInDir(Dir, "list", true); + std::vector ext; + ext.push_back("list"); + ext.push_back("sources"); + std::vector const List = GetListOfFilesInDir(Dir, ext, true); // Read the files - for (vector::const_iterator I = List.begin(); I != List.end(); I++) + for (vector::const_iterator I = List.begin(); I != List.end(); ++I) if (ReadAppend(*I) == false) return false; return true; } /*}}}*/ +// GetLastModified() /*{{{*/ +// --------------------------------------------------------------------- +/* */ +time_t pkgSourceList::GetLastModifiedTime() +{ + vector List; + + string Main = _config->FindFile("Dir::Etc::sourcelist"); + string Parts = _config->FindDir("Dir::Etc::sourceparts"); + + // go over the parts + if (DirectoryExists(Parts) == true) + List = GetListOfFilesInDir(Parts, "list", true); + + // calculate the time + std::vector modtimes; + modtimes.reserve(1 + List.size()); + modtimes.push_back(GetModificationTime(Main)); + std::transform(List.begin(), List.end(), std::back_inserter(modtimes), GetModificationTime); + auto const maxmtime = std::max_element(modtimes.begin(), modtimes.end()); + return *maxmtime; +} + /*}}}*/ +std::vector pkgSourceList::GetVolatileFiles() const /*{{{*/ +{ + return VolatileFiles; +} + /*}}}*/ +void pkgSourceList::AddVolatileFile(pkgIndexFile * const File) /*{{{*/ +{ + if (File != nullptr) + VolatileFiles.push_back(File); +} + /*}}}*/ +bool pkgSourceList::AddVolatileFile(std::string const &File) /*{{{*/ +{ + // Note: FileExists matches directories and links, too! + if (File.empty() || FileExists(File) == false) + return false; + + std::string const ext = flExtension(File); + if (ext == "deb") + AddVolatileFile(new debDebPkgFileIndex(File)); + else if (ext == "dsc") + AddVolatileFile(new debDscFileIndex(File)); + else if (FileExists(flCombine(File, "debian/control"))) + AddVolatileFile(new debDscFileIndex(flCombine(File, "debian/control"))); + else + return false; + return true; +} + /*}}}*/ +void pkgSourceList::AddVolatileFiles(CommandLine &CmdL, std::vector * const VolatileCmdL)/*{{{*/ +{ + std::remove_if(CmdL.FileList + 1, CmdL.FileList + 1 + CmdL.FileSize(), [&](char const * const I) { + if (I != nullptr && (I[0] == '/' || (I[0] == '.' && ((I[1] == '.' && I[2] == '/') || I[1] == '/')))) + { + if (AddVolatileFile(I)) + { + if (VolatileCmdL != nullptr) + VolatileCmdL->push_back(I); + } + else + _error->Error(_("Unsupported file %s given on commandline"), I); + return true; + } + return false; + }); +} + /*}}}*/