X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/f956efb4abdaea622f4d609613d73ffbb2c97188..5f6c6c6e085bcba021a29d88859e70b1e03ff153:/apt-pkg/sourcelist.cc diff --git a/apt-pkg/sourcelist.cc b/apt-pkg/sourcelist.cc index bea2d91c8..e37899ec6 100644 --- a/apt-pkg/sourcelist.cc +++ b/apt-pkg/sourcelist.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: sourcelist.cc,v 1.12 1999/03/05 19:36:49 jgg Exp $ +// $Id: sourcelist.cc,v 1.3 2002/08/15 20:51:37 niemeyer Exp $ /* ###################################################################### List of Sources @@ -8,328 +8,497 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ -#ifdef __GNUG__ -#pragma implementation "apt-pkg/sourcelist.h" -#endif +#include #include #include #include -#include #include +#include +#include +#include +#include +#include +#include -#include -#include -#include -#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include /*}}}*/ -// SourceList::pkgSourceList - Constructors /*{{{*/ -// --------------------------------------------------------------------- -/* */ -pkgSourceList::pkgSourceList() -{ -} +using namespace std; -pkgSourceList::pkgSourceList(string File) +// Global list of Items supported +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() : Name(NULL), Label(NULL) { - Read(File); + ItmList[GlobalListLen] = this; + GlobalListLen++; } /*}}}*/ -// SourceList::ReadMainList - Read the main source list from etc /*{{{*/ +// Type::GetType - Get a specific meta for a given type /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::ReadMainList() +pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type) { - return Read(_config->FindFile("Dir::Etc::sourcelist")); + for (unsigned I = 0; I != GlobalListLen; I++) + if (strcmp(GlobalList[I]->Name,Type) == 0) + return GlobalList[I]; + return 0; } /*}}}*/ -// SourceList::Read - Parse the sourcelist file /*{{{*/ +// Type::FixupURI - Normalize the URI and check it.. /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::Read(string File) +bool pkgSourceList::Type::FixupURI(string &URI) const { - // Open the stream for reading - ifstream F(File.c_str(),ios::in | ios::nocreate); - if (!F != 0) - return _error->Errno("ifstream::ifstream","Opening %s",File.c_str()); + if (URI.empty() == true) + return false; + + if (URI.find(':') == string::npos) + return false; + + URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture")); - List.erase(List.begin(),List.end()); - char Buffer[300]; + // Make sure that the URI is / postfixed + if (URI[URI.size() - 1] != '/') + URI += '/'; + + return true; +} + /*}}}*/ +bool pkgSourceList::Type::ParseStanza(vector &List, + pkgTagSection &Tags, + int i, + FileFd &Fd) +{ + map Options; - int CurLine = 0; - while (F.eof() == false) + string Enabled = Tags.FindS("Enabled"); + if (Enabled.size() > 0 && StringToBool(Enabled) == false) + return true; + + // Define external/internal options + const char* option_deb822[] = { + "Architectures", "Architectures-Add", "Architectures-Remove", "Trusted", + }; + const char* option_internal[] = { + "arch", "arch+", "arch-", "trusted", + }; + for (unsigned int j=0; j < sizeof(option_deb822)/sizeof(char*); j++) + if (Tags.Exists(option_deb822[j])) + { + // for deb822 the " " is the delimiter, but the backend expects "," + std::string option = Tags.FindS(option_deb822[j]); + std::replace(option.begin(), option.end(), ' ', ','); + Options[option_internal[j]] = option; + } + + // now create one item per suite/section + string Suite = Tags.FindS("Suites"); + Suite = SubstVar(Suite,"$(ARCH)",_config->Find("APT::Architecture")); + string const Section = Tags.FindS("Sections"); + string URIS = Tags.FindS("URIs"); + + std::vector list_uris = StringSplit(URIS, " "); + std::vector list_dist = StringSplit(Suite, " "); + std::vector list_section = StringSplit(Section, " "); + + for (std::vector::const_iterator U = list_uris.begin(); + U != list_uris.end(); U++) { - F.getline(Buffer,sizeof(Buffer)); - CurLine++; - _strtabexpand(Buffer,sizeof(Buffer)); - _strstrip(Buffer); - - // Comment or blank - if (Buffer[0] == '#' || Buffer[0] == 0) - continue; - - // Grok it - string Type; - string URI; - Item Itm; - char *C = Buffer; - if (ParseQuoteWord(C,Type) == false) - return _error->Error("Malformed line %u in source list %s (type)",CurLine,File.c_str()); - if (ParseQuoteWord(C,URI) == false) - return _error->Error("Malformed line %u in source list %s (URI)",CurLine,File.c_str()); - if (ParseQuoteWord(C,Itm.Dist) == false) - return _error->Error("Malformed line %u in source list %s (dist)",CurLine,File.c_str()); - if (Itm.SetType(Type) == false) - return _error->Error("Malformed line %u in source list %s (type parse)",CurLine,File.c_str()); - if (Itm.SetURI(URI) == false) - return _error->Error("Malformed line %u in source list %s (URI parse)",CurLine,File.c_str()); - - // Check for an absolute dists specification. - if (Itm.Dist.empty() == false && Itm.Dist[Itm.Dist.size() - 1] == '/') + std::string URI = (*U); + if (!FixupURI(URI)) { - if (ParseQuoteWord(C,Itm.Section) == true) - return _error->Error("Malformed line %u in source list %s (Absolute dist)",CurLine,File.c_str()); - Itm.Dist = SubstVar(Itm.Dist,"$(ARCH)",_config->Find("APT::Architecture")); - List.push_back(Itm); - continue; + _error->Error(_("Malformed stanza %u in source list %s (URI parse)"),i,Fd.Name().c_str()); + return false; } - // Grab the rest of the dists - if (ParseQuoteWord(C,Itm.Section) == false) - return _error->Error("Malformed line %u in source list %s (dist parse)",CurLine,File.c_str()); - - do + for (std::vector::const_iterator I = list_dist.begin(); + I != list_dist.end(); I++) { - List.push_back(Itm); + for (std::vector::const_iterator J = list_section.begin(); + J != list_section.end(); J++) + { + if (CreateItem(List, URI, (*I), (*J), Options) == false) + { + return false; + } + } } - while (ParseQuoteWord(C,Itm.Section) == true); } return true; } - /*}}}*/ -// SourceList::Item << - Writes the item to a stream /*{{{*/ -// --------------------------------------------------------------------- -/* This is not suitable for rebuilding the sourcelist file but it good for - debugging. */ -ostream &operator <<(ostream &O,pkgSourceList::Item &Itm) -{ - O << (int)Itm.Type << ' ' << Itm.URI << ' ' << Itm.Dist << ' ' << Itm.Section; - return O; -} - /*}}}*/ -// SourceList::Item::SetType - Sets the distribution type /*{{{*/ + +// Type::ParseLine - Parse a single line /*{{{*/ // --------------------------------------------------------------------- -/* */ -bool pkgSourceList::Item::SetType(string S) +/* 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, + string const &File) const { - if (S == "deb") + for (;Buffer != 0 && isspace(*Buffer); ++Buffer); // Skip whitespaces + + // Parse option field if it exists + // e.g.: [ option1=value1 option2=value2 ] + map Options; + if (Buffer != 0 && Buffer[0] == '[') { - Type = Deb; - return true; + ++Buffer; // ignore the [ + for (;Buffer != 0 && isspace(*Buffer); ++Buffer); // Skip whitespaces + while (*Buffer != ']') + { + // 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()); + + if (option.length() < 3) + return _error->Error(_("Malformed line %lu in source list %s ([option] too short)"),CurLine,File.c_str()); + + // accept options even if the last has no space before the ]-end marker + if (option.at(option.length()-1) == ']') + { + for (; *Buffer != ']'; --Buffer); + option.resize(option.length()-1); + } + + 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()); + + 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()); + + 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()); + + Options[key] = value; + } + ++Buffer; // ignore the ] + for (;Buffer != 0 && isspace(*Buffer); ++Buffer); // Skip whitespaces } - if (S == "deb-src") + string URI; + string Dist; + string Section; + + if (ParseQuoteWord(Buffer,URI) == false) + return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str()); + if (ParseQuoteWord(Buffer,Dist) == false) + return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str()); + + if (FixupURI(URI) == false) + return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str()); + + // Check for an absolute dists specification. + if (Dist.empty() == false && Dist[Dist.size() - 1] == '/') { - Type = DebSrc; - return true; + if (ParseQuoteWord(Buffer,Section) == true) + return _error->Error(_("Malformed line %lu in source list %s (absolute dist)"),CurLine,File.c_str()); + Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture")); + return CreateItem(List, URI, Dist, Section, Options); } - - return false; + + // 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()); + + do + { + if (CreateItem(List, URI, Dist, Section, Options) == false) + return false; + } + while (ParseQuoteWord(Buffer,Section) == true); + + return true; } /*}}}*/ -// SourceList::Item::SetURI - Set the URI /*{{{*/ +// SourceList::pkgSourceList - Constructors /*{{{*/ // --------------------------------------------------------------------- -/* For simplicity we strip the scheme off the uri */ -bool pkgSourceList::Item::SetURI(string S) +/* */ +pkgSourceList::pkgSourceList() { - if (S.empty() == true) - return false; +} - if (S.find(':') == string::npos) +pkgSourceList::pkgSourceList(string File) +{ + Read(File); +} + /*}}}*/ +// SourceList::~pkgSourceList - Destructor /*{{{*/ +// --------------------------------------------------------------------- +/* */ +pkgSourceList::~pkgSourceList() +{ + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) + delete *I; +} + /*}}}*/ +// SourceList::ReadMainList - Read the main source list from etc /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgSourceList::ReadMainList() +{ + // CNC:2003-03-03 - Multiple sources list support. + bool Res = true; +#if 0 + Res = ReadVendors(); + if (Res == false) return false; +#endif - S = SubstVar(S,"$(ARCH)",_config->Find("APT::Architecture")); - - // Make sure that the URN is / postfixed - URI = S; - if (URI[URI.size() - 1] != '/') - URI += '/'; + Reset(); + // CNC:2003-11-28 - Entries in sources.list have priority over + // entries in sources.list.d. + string Main = _config->FindFile("Dir::Etc::sourcelist"); + string Parts = _config->FindDir("Dir::Etc::sourceparts"); - return true; + if (RealFileExists(Main) == true) + Res &= ReadAppend(Main); + else if (DirectoryExists(Parts) == false) + // Only warn if there are no sources.list.d. + _error->WarningE("DirectoryExists", _("Unable to read %s"), Parts.c_str()); + + if (DirectoryExists(Parts) == true) + Res &= ReadSourceDir(Parts); + else if (RealFileExists(Main) == false) + // Only warn if there is no sources.list file. + _error->WarningE("RealFileExists", _("Unable to read %s"), Main.c_str()); + + return Res; } /*}}}*/ -// SourceList::Item::PackagesURI - Returns a URI to the packages file /*{{{*/ +// SourceList::Reset - Clear the sourcelist contents /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::PackagesURI() const +void pkgSourceList::Reset() { - string Res; - switch (Type) - { - case Deb: - if (Dist[Dist.size() - 1] == '/') - Res = URI + Dist; - else - Res = URI + "dists/" + Dist + '/' + Section + - "/binary-" + _config->Find("APT::Architecture") + '/'; - - Res += "Packages"; - break; - - case DebSrc: - if (Dist[Dist.size() - 1] == '/') - Res = URI + Dist; - else - Res = URI + "dists/" + Dist + '/' + Section + - "/source/"; - - Res += "Sources"; - break; - }; - return Res; + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) + delete *I; + SrcList.erase(SrcList.begin(),SrcList.end()); +} + /*}}}*/ +// SourceList::Read - Parse the sourcelist file /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgSourceList::Read(string File) +{ + Reset(); + return ReadAppend(File); } /*}}}*/ -// SourceList::Item::PackagesInfo - Shorter version of the URI /*{{{*/ +// SourceList::ReadAppend - Parse a sourcelist file /*{{{*/ // --------------------------------------------------------------------- -/* This is a shorter version that is designed to be < 60 chars or so */ -string pkgSourceList::Item::PackagesInfo() const +/* */ +bool pkgSourceList::ReadAppend(string File) { - string Res; - switch (Type) + if (_config->FindB("APT::Sources::Use-Deb822", false) == true) { - case Deb: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; - - Res += " Packages"; - break; - - case DebSrc: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; - - Res += " Sources"; - break; - }; - return Res; + int lines_parsed =ParseFileDeb822(File); + if (lines_parsed < 0) + return false; + else if (lines_parsed > 0) + return true; + // no lines parsed ... fall through and use old style parser + } + return ParseFileOldStyle(File); } - /*}}}*/ -// SourceList::Item::ReleaseURI - Returns a URI to the release file /*{{{*/ + +// SourceList::ReadFileOldStyle - Read Traditional style sources.list /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::ReleaseURI() const +bool pkgSourceList::ParseFileOldStyle(string File) { - string Res; - switch (Type) + // Open the stream for reading + ifstream F(File.c_str(),ios::in /*| ios::nocreate*/); + if (!F != 0) + return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str()); + + // CNC:2003-12-10 - 300 is too short. + char Buffer[1024]; + + int CurLine = 0; + while (F.eof() == false) { - case Deb: - if (Dist[Dist.size() - 1] == '/') - Res = URI + Dist; - else - Res = URI + "dists/" + Dist + '/' + Section + - "/binary-" + _config->Find("APT::Architecture") + '/'; + 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()); + - Res += "Release"; - break; + char *I; + // CNC:2003-02-20 - Do not break if '#' is inside []. + for (I = Buffer; *I != 0 && *I != '#'; I++) + if (*I == '[') + { + char *b_end = strchr(I + 1, ']'); + if (b_end != NULL) + I = b_end; + } + *I = 0; - case DebSrc: - if (Dist[Dist.size() - 1] == '/') - Res = URI + Dist; - else - Res = URI + "dists/" + Dist + '/' + Section + - "/source/"; + const char *C = _strstrip(Buffer); - Res += "Release"; - break; - }; - return Res; + // Comment or blank + if (C[0] == '#' || C[0] == 0) + continue; + + // Grok it + string LineType; + if (ParseQuoteWord(C,LineType) == false) + 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) + return false; + } + return true; } /*}}}*/ -// SourceList::Item::ReleaseInfo - Shorter version of the URI /*{{{*/ +// SourceList::ParseFileDeb822 - Parse deb822 style sources.list /*{{{*/ // --------------------------------------------------------------------- -/* This is a shorter version that is designed to be < 60 chars or so */ -string pkgSourceList::Item::ReleaseInfo() const +/* Returns: the number of stanzas parsed*/ +int pkgSourceList::ParseFileDeb822(string File) { - string Res; - switch (Type) + pkgTagSection Tags; + unsigned int i=0; + + // see if we can read the file + _error->PushToStack(); + FileFd Fd(File, FileFd::ReadOnly); + pkgTagFile Sources(&Fd); + if (_error->PendingError() == true) { - case Deb: - case DebSrc: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; - - Res += " Release"; - break; - }; - return Res; + _error->RevertToStack(); + return 0; + } + _error->MergeWithStack(); + + // read step by step + while (Sources.Step(Tags) == true) + { + if(!Tags.Exists("Types")) + continue; + + string const types = Tags.FindS("Types"); + std::vector list_types = StringSplit(types, " "); + for (std::vector::const_iterator I = list_types.begin(); + I != list_types.end(); I++) + { + Type *Parse = Type::GetType((*I).c_str()); + if (Parse == 0) + { + _error->Error(_("Type '%s' is not known on stanza %u in source list %s"), (*I).c_str(),i,Fd.Name().c_str()); + return -1; + } + + if (!Parse->ParseStanza(SrcList, Tags, i, Fd)) + return -1; + + i++; + } + } + + // we are done, return the number of stanzas read + return i; } /*}}}*/ -// SourceList::Item::ArchiveInfo - Shorter version of the archive spec /*{{{*/ +// SourceList::FindIndex - Get the index associated with a file /*{{{*/ // --------------------------------------------------------------------- -/* This is a shorter version that is designed to be < 60 chars or so */ -string pkgSourceList::Item::ArchiveInfo(pkgCache::VerIterator Ver) const +/* */ +bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, + pkgIndexFile *&Found) const { - string Res; - switch (Type) + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) { - case DebSrc: - case Deb: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; - - Res += " "; - Res += Ver.ParentPkg().Name(); - Res += " "; - Res += Ver.VerStr(); - - break; - }; - return Res; + vector *Indexes = (*I)->GetIndexFiles(); + for (vector::const_iterator J = Indexes->begin(); + J != Indexes->end(); ++J) + { + if ((*J)->FindInCache(*File.Cache()) == File) + { + Found = (*J); + return true; + } + } + } + + return false; } /*}}}*/ -// SourceList::Item::ArchiveURI - Returns a URI to the given archive /*{{{*/ +// SourceList::GetIndexes - Load the index files into the downloader /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::ArchiveURI(string File) const +bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const { - string Res; - switch (Type) - { - case Deb: - case DebSrc: - Res = URI + File; - break; - }; - return Res; + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) + if ((*I)->GetIndexes(Owner,GetAll) == false) + return false; + return true; } /*}}}*/ -// SourceList::Item::SiteOnly - Strip off the path part of a URI /*{{{*/ +// CNC:2003-03-03 - By Anton V. Denisov . +// SourceList::ReadSourceDir - Read a directory with sources files +// Based on ReadConfigDir() /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::SiteOnly(string URI) const +bool pkgSourceList::ReadSourceDir(string Dir) { - unsigned int Pos = URI.find(':'); - if (Pos == string::npos || Pos + 3 > URI.length()) - return URI; - if (URI[Pos + 1] != '/' || URI[Pos + 2] != '/') - return URI; - - Pos = URI.find('/',Pos + 3); - if (Pos == string::npos) - return URI; - return string(URI,0,Pos); + vector const List = GetListOfFilesInDir(Dir, "list", true); + + // Read the files + 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 + time_t mtime_sources = GetModificationTime(Main); + for (vector::const_iterator I = List.begin(); I != List.end(); ++I) + mtime_sources = std::max(mtime_sources, GetModificationTime(*I)); + + return mtime_sources; +} + /*}}}*/ +