X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/9c14e3d619e713aefa623986b5bbae81a1d6cc94..bbe8a3f57c602f27d7f41f927458ee72fc7145b0:/apt-pkg/sourcelist.cc diff --git a/apt-pkg/sourcelist.cc b/apt-pkg/sourcelist.cc index bce3e5990..1173098d2 100644 --- a/apt-pkg/sourcelist.cc +++ b/apt-pkg/sourcelist.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: sourcelist.cc,v 1.2 1998/07/09 05:12:28 jgg Exp $ +// $Id: sourcelist.cc,v 1.23 2002/07/01 21:41:11 jgg Exp $ /* ###################################################################### List of Sources @@ -9,282 +9,323 @@ /*}}}*/ // Include Files /*{{{*/ #ifdef __GNUG__ -#pragma implementation "pkglib/sourcelist.h" +#pragma implementation "apt-pkg/sourcelist.h" #endif -#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() { - 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->Find("APT::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()); - - List.erase(List.begin(),List.end()); - char Buffer[300]; - - int CurLine = 0; - while (F.eof() == false) - { - 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()); + if (URI.empty() == true) + return false; - // Check for an absolute dists specification. - if (Itm.Dist.empty() == false && Itm.Dist[Itm.Dist.size() - 1] == '/') - { - 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,"$(ARCH)",_config->Find("APT::Architecture")); - List.push_back(Itm); - continue; - } + if (URI.find(':') == string::npos) + return false; - // Grab the rest of the dists - if (ParseQuoteWord(C,Itm.Section) == false) - return _error->Error("Malformed line %u in source list %s (dist parse)",CurLine,File.c_str()); - - do - { - List.push_back(Itm); - } - while (ParseQuoteWord(C,Itm.Section) == true); - } + URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture")); + + // Make sure that the URI is / postfixed + if (URI[URI.size() - 1] != '/') + URI += '/'; + return true; } /*}}}*/ -// SourceList::SanitizeURI - Hash the uri /*{{{*/ +// Type::ParseLine - Parse a single line /*{{{*/ // --------------------------------------------------------------------- -/* This converts a URI into a safe filename. It quotes all unsafe characters - and converts / to _ and removes the scheme identifier. */ -string pkgSourceList::SanitizeURI(string URI) +/* This is a generic one that is the 'usual' format for sources.list + Weird types may override this. */ +bool pkgSourceList::Type::ParseLine(vector &List, + Vendor const *Vendor, + const char *Buffer, + unsigned long CurLine, + string File) const { - string::const_iterator I = URI.begin() + URI.find(':') + 1; - for (; I < URI.end() && *I == '/'; I++); - - // "\x00-\x20{}|\\\\^\\[\\]<>\"\x7F-\xFF"; - URI = QuoteString(string(I,URI.end() - I),"\\|{}[]<>\"^~_=!@#$%^&*"); - string::iterator J = URI.begin(); - for (; J != URI.end(); J++) - if (*J == '/') - *J = '_'; - return URI; -} - /*}}}*/ -// SourceList::MatchPkgFile - Find the package file that has the ver /*{{{*/ -// --------------------------------------------------------------------- -/* This will return List.end() if it could not find the matching - file */ -pkgSourceList::const_iterator pkgSourceList::MatchPkgFile(pkgCache::VerIterator Ver) -{ - string Base = _config->Find("APT::Architecture"); - for (const_iterator I = List.begin(); I != List.end(); I++) + string URI; + string Dist; + string Section; + + if (ParseQuoteWord(Buffer,URI) == false) + return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str()); + if (ParseQuoteWord(Buffer,Dist) == false) + return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str()); + + if (FixupURI(URI) == false) + return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str()); + + // Check for an absolute dists specification. + if (Dist.empty() == false && Dist[Dist.size() - 1] == '/') { - string URI = I->PackagesURI(); - switch (I->Type) - { - case Item::Deb: -/* if (Base + SanitizeURI(URI) == Ver.File().FileName()) - return I;*/ - break; - }; + if (ParseQuoteWord(Buffer,Section) == true) + return _error->Error(_("Malformed line %lu in source list %s (Absolute dist)"),CurLine,File.c_str()); + Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture")); + return CreateItem(List,URI,Dist,Section,Vendor); + } + + // 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,Vendor) == false) + return false; } - return List.end(); + while (ParseQuoteWord(Buffer,Section) == true); + + return true; } /*}}}*/ -// SourceList::Item << - Writes the item to a stream /*{{{*/ + +// SourceList::pkgSourceList - Constructors /*{{{*/ // --------------------------------------------------------------------- -/* This is not suitable for rebuilding the sourcelist file but it good for - debugging. */ -ostream &operator <<(ostream &O,pkgSourceList::Item &Itm) +/* */ +pkgSourceList::pkgSourceList() +{ +} + +pkgSourceList::pkgSourceList(string File) { - O << Itm.Type << ' ' << Itm.URI << ' ' << Itm.Dist << ' ' << Itm.Section; - return O; + Read(File); } /*}}}*/ -// SourceList::Item::SetType - Sets the distribution type /*{{{*/ +// SourceList::~pkgSourceList - Destructor /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgSourceList::Item::SetType(string S) +pkgSourceList::~pkgSourceList() { - if (S == "deb") - { - Type = Deb; - return true; - } - - return true; + for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + delete *I; + for (vector::const_iterator I = VendorList.begin(); + I != VendorList.end(); I++) + delete *I; } /*}}}*/ -// SourceList::Item::SetURI - Set the URI /*{{{*/ +// SourceList::ReadVendors - Read list of known package vendors /*{{{*/ // --------------------------------------------------------------------- -/* For simplicity we strip the scheme off the uri */ -bool pkgSourceList::Item::SetURI(string S) +/* This also scans a directory of vendor files similar to apt.conf.d + which can contain the usual suspects of distribution provided data. + The APT config mechanism allows the user to override these in their + configuration file. */ +bool pkgSourceList::ReadVendors() { - if (S.empty() == true) - return false; + Configuration Cnf; - if (S.find(':') == string::npos) - return false; + string CnfFile = _config->FindDir("Dir::Etc::vendorparts"); + if (FileExists(CnfFile) == true) + if (ReadConfigDir(Cnf,CnfFile,true) == false) + return false; + CnfFile = _config->FindFile("Dir::Etc::vendorlist"); + if (FileExists(CnfFile) == true) + if (ReadConfigFile(Cnf,CnfFile,true) == false) + return false; - S = SubstVar(S,"$(ARCH)",_config->Find("APT::Architecture")); + for (vector::const_iterator I = VendorList.begin(); + I != VendorList.end(); I++) + delete *I; + VendorList.erase(VendorList.begin(),VendorList.end()); - // Make sure that the URN is / postfixed - URI = S; - if (URI[URI.size() - 1] != '/') - URI += '/'; + // Process 'simple-key' type sections + const Configuration::Item *Top = Cnf.Tree("simple-key"); + for (Top = (Top == 0?0:Top->Child); Top != 0; Top = Top->Next) + { + Configuration Block(Top); + Vendor *Vendor; + + Vendor = new pkgSourceList::Vendor; + + Vendor->VendorID = Top->Tag; + Vendor->FingerPrint = Block.Find("Fingerprint"); + Vendor->Description = Block.Find("Name"); + + if (Vendor->FingerPrint.empty() == true || + Vendor->Description.empty() == true) + { + _error->Error(_("Vendor block %s is invalid"), Vendor->VendorID.c_str()); + delete Vendor; + continue; + } + + VendorList.push_back(Vendor); + } + + /* XXX Process 'group-key' type sections + This is currently faked out so that the vendors file format is + parsed but nothing is done with it except check for validity */ + Top = Cnf.Tree("group-key"); + for (Top = (Top == 0?0:Top->Child); Top != 0; Top = Top->Next) + { + Configuration Block(Top); + Vendor *Vendor; + + Vendor = new pkgSourceList::Vendor; + + Vendor->VendorID = Top->Tag; + Vendor->Description = Block.Find("Name"); + + if (Vendor->Description.empty() == true) + { + _error->Error(_("Vendor block %s is invalid"), + Vendor->VendorID.c_str()); + delete Vendor; + continue; + } + + VendorList.push_back(Vendor); + } - return true; + return !_error->PendingError(); } /*}}}*/ -// SourceList::Item::PackagesURI - Returns a URI to the packages file /*{{{*/ +// SourceList::ReadMainList - Read the main source list from etc /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::PackagesURI() const +bool pkgSourceList::ReadMainList() { - 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; - }; - return Res; + return ReadVendors() && Read(_config->FindFile("Dir::Etc::sourcelist")); } /*}}}*/ -// SourceList::Item::PackagesInfo - Shorter version of the URI /*{{{*/ +// SourceList::Read - Parse the sourcelist file /*{{{*/ // --------------------------------------------------------------------- -/* This is a shorter version that is designed to be < 60 chars or so */ -string pkgSourceList::Item::PackagesInfo() const +/* */ +bool pkgSourceList::Read(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()); + + for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + delete *I; + SrcList.erase(SrcList.begin(),SrcList.end()); + char Buffer[300]; + + int CurLine = 0; + while (F.eof() == false) { - case Deb: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; + F.getline(Buffer,sizeof(Buffer)); + CurLine++; + _strtabexpand(Buffer,sizeof(Buffer)); - Res += " Packages"; - break; - }; - return Res; -} - /*}}}*/ -// SourceList::Item::ArchiveInfo - Shorter version of the archive spec /*{{{*/ -// --------------------------------------------------------------------- -/* This is a shorter version that is designed to be < 60 chars or so */ -string pkgSourceList::Item::ArchiveInfo(pkgCache::VerIterator Ver) const -{ - string Res; - switch (Type) - { - case Deb: - Res += SiteOnly(URI) + ' '; - if (Dist[Dist.size() - 1] == '/') - Res += Dist; - else - Res += Dist + '/' + Section; - Res += " "; - Res += Ver.ParentPkg().Name(); - break; - }; - return Res; + char *I; + for (I = Buffer; *I != 0 && *I != '#'; I++); + *I = 0; + + const char *C = _strstrip(Buffer); + + // 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 in on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str()); + + // Authenticated repository + Vendor const *Vndr = 0; + if (C[0] == '[') + { + string VendorID; + + if (ParseQuoteWord(C,VendorID) == false) + return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str()); + + if (VendorID.length() < 2 || VendorID.end()[-1] != ']') + return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str()); + VendorID = string(VendorID,1,VendorID.size()-2); + + for (vector::const_iterator iter = VendorList.begin(); + iter != VendorList.end(); iter++) + { + if ((*iter)->VendorID == VendorID) + { + Vndr = *iter; + break; + } + } + + if (Vndr == 0) + return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"), + VendorID.c_str(),CurLine,File.c_str()); + } + + if (Parse->ParseLine(SrcList,Vndr,C,CurLine,File) == false) + return false; + } + return true; } /*}}}*/ -// SourceList::Item::ArchiveURI - Returns a URI to the given archive /*{{{*/ +// SourceList::FindIndex - Get the index associated with a file /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::ArchiveURI(string File) 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 Deb: - Res = URI + File; - break; - }; - return Res; + if ((*I)->FindInCache(*File.Cache()) == File) + { + Found = *I; + return true; + } + } + + return false; } /*}}}*/ -// SourceList::Item::SiteOnly - Strip off the path part of a URI /*{{{*/ +// SourceList::GetIndexes - Load the index files into the downloader /*{{{*/ // --------------------------------------------------------------------- /* */ -string pkgSourceList::Item::SiteOnly(string URI) const +bool pkgSourceList::GetIndexes(pkgAcquire *Owner) const { - 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); + for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + if ((*I)->GetIndexes(Owner) == false) + return false; + return true; } /*}}}*/