X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/194f3443c4c405e86f4094efa37269a8b3b7e3e3..71e7a0f3a432828e5bd5498297051aa37e7f0a59:/apt-pkg/sourcelist.cc diff --git a/apt-pkg/sourcelist.cc b/apt-pkg/sourcelist.cc index 4b3abe918..e37899ec6 100644 --- a/apt-pkg/sourcelist.cc +++ b/apt-pkg/sourcelist.cc @@ -8,22 +8,30 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include + #include #include #include #include #include +#include +#include +#include +#include +#include -#include - +#include +#include +#include +#include +#include +#include +#include #include - -// CNC:2003-03-03 - This is needed for ReadDir stuff. #include -#include -#include -#include -#include + +#include /*}}}*/ using namespace std; @@ -36,7 +44,7 @@ unsigned long pkgSourceList::Type::GlobalListLen = 0; // Type::Type - Constructor /*{{{*/ // --------------------------------------------------------------------- /* Link this to the global list of items*/ -pkgSourceList::Type::Type() +pkgSourceList::Type::Type() : Name(NULL), Label(NULL) { ItmList[GlobalListLen] = this; GlobalListLen++; @@ -73,19 +81,127 @@ bool pkgSourceList::Type::FixupURI(string &URI) const return true; } /*}}}*/ +bool pkgSourceList::Type::ParseStanza(vector &List, + pkgTagSection &Tags, + int i, + FileFd &Fd) +{ + map Options; + + 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++) + { + std::string URI = (*U); + if (!FixupURI(URI)) + { + _error->Error(_("Malformed stanza %u in source list %s (URI parse)"),i,Fd.Name().c_str()); + return false; + } + + for (std::vector::const_iterator I = list_dist.begin(); + I != list_dist.end(); I++) + { + for (std::vector::const_iterator J = list_section.begin(); + J != list_section.end(); J++) + { + if (CreateItem(List, URI, (*I), (*J), 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 CurLine, - string File) const + unsigned long const &CurLine, + string const &File) const { + 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] == '[') + { + ++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 + } + string URI; string Dist; - string Section; - + 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) @@ -100,7 +216,7 @@ bool pkgSourceList::Type::ParseLine(vector &List, 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); + return CreateItem(List, URI, Dist, Section, Options); } // Grab the rest of the dists @@ -109,7 +225,7 @@ bool pkgSourceList::Type::ParseLine(vector &List, do { - if (CreateItem(List,URI,Dist,Section) == false) + if (CreateItem(List, URI, Dist, Section, Options) == false) return false; } while (ParseQuoteWord(Buffer,Section) == true); @@ -117,7 +233,6 @@ bool pkgSourceList::Type::ParseLine(vector &List, return true; } /*}}}*/ - // SourceList::pkgSourceList - Constructors /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -135,11 +250,10 @@ 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; } /*}}}*/ - /*}}}*/ // SourceList::ReadMainList - Read the main source list from etc /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -159,33 +273,31 @@ 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()); } /*}}}*/ -// CNC:2003-03-03 - Function moved to ReadAppend() and Reset(). // SourceList::Read - Parse the sourcelist file /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -199,17 +311,29 @@ bool pkgSourceList::Read(string File) // --------------------------------------------------------------------- /* */ bool pkgSourceList::ReadAppend(string File) +{ + if (_config->FindB("APT::Sources::Use-Deb822", false) == true) + { + 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::ReadFileOldStyle - Read Traditional style sources.list /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgSourceList::ParseFileOldStyle(string File) { // 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 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]; @@ -228,7 +352,11 @@ bool pkgSourceList::ReadAppend(string File) // 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++); + { + char *b_end = strchr(I + 1, ']'); + if (b_end != NULL) + I = b_end; + } *I = 0; const char *C = _strstrip(Buffer); @@ -246,52 +374,71 @@ bool pkgSourceList::ReadAppend(string File) 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()); - // Vendor name specified - 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)->GetVendorID() == VendorID) -// { -// if (_config->FindB("Debug::sourceList", false)) -// std::cerr << "Comparing VendorID \"" << VendorID << "\" with \"" << (*iter)->GetVendorID() << '"' << std::endl; -// Verifier = *iter; -// break; -// } -// } - -// if (Verifier == 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,C,CurLine,File) == false) + if (Parse->ParseLine(SrcList, C, CurLine, File) == false) return false; } return true; } /*}}}*/ +// SourceList::ParseFileDeb822 - Parse deb822 style sources.list /*{{{*/ +// --------------------------------------------------------------------- +/* Returns: the number of stanzas parsed*/ +int pkgSourceList::ParseFileDeb822(string File) +{ + 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) + { + _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::FindIndex - Get the index associated with a file /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File, pkgIndexFile *&Found) const { - for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++) + for (const_iterator I = SrcList.begin(); I != SrcList.end(); ++I) { vector *Indexes = (*I)->GetIndexFiles(); for (vector::const_iterator J = Indexes->begin(); - J != Indexes->end(); J++) + J != Indexes->end(); ++J) { if ((*J)->FindInCache(*File.Cache()) == File) { @@ -309,7 +456,7 @@ 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; @@ -322,48 +469,36 @@ bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const /* */ bool pkgSourceList::ReadSourceDir(string Dir) { - DIR *D = opendir(Dir.c_str()); - if (D == 0) - return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str()); - - vector List; - - for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) - { - if (Ent->d_name[0] == '.') - continue; - - // CNC:2003-12-02 Only accept .list files as valid sourceparts - if (flExtension(Ent->d_name) != "list") - continue; - - // Skip bad file names ala run-parts - const char *C = Ent->d_name; - for (; *C != 0; C++) - if (isalpha(*C) == 0 && isdigit(*C) == 0 - && *C != '_' && *C != '-' && *C != '.') - break; - if (*C != 0) - continue; - - // Make sure it is a file and not something else - string File = flCombine(Dir,Ent->d_name); - struct stat St; - if (stat(File.c_str(),&St) != 0 || S_ISREG(St.st_mode) == 0) - continue; - - List.push_back(File); - } - closedir(D); - - sort(List.begin(),List.end()); + vector const List = GetListOfFilesInDir(Dir, "list", 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 + 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; +} + /*}}}*/