+bool debReleaseIndex::Load(std::string const &Filename, std::string * const ErrorText)/*{{{*/
+{
+ LoadedSuccessfully = TRI_NO;
+ FileFd Fd;
+ if (OpenMaybeClearSignedFile(Filename, Fd) == false)
+ return false;
+
+ pkgTagFile TagFile(&Fd, Fd.Size());
+ if (Fd.IsOpen() == false || Fd.Failed())
+ {
+ if (ErrorText != NULL)
+ strprintf(*ErrorText, _("Unable to parse Release file %s"),Filename.c_str());
+ return false;
+ }
+
+ pkgTagSection Section;
+ const char *Start, *End;
+ if (TagFile.Step(Section) == false)
+ {
+ if (ErrorText != NULL)
+ strprintf(*ErrorText, _("No sections in Release file %s"), Filename.c_str());
+ return false;
+ }
+ // FIXME: find better tag name
+ SupportsAcquireByHash = Section.FindB("Acquire-By-Hash", false);
+
+ Suite = Section.FindS("Suite");
+ Codename = Section.FindS("Codename");
+ {
+ std::string const archs = Section.FindS("Architectures");
+ if (archs.empty() == false)
+ d->Architectures = VectorizeString(archs, ' ');
+ }
+
+ bool FoundHashSum = false;
+ for (int i=0;HashString::SupportedHashes()[i] != NULL; i++)
+ {
+ if (!Section.Find(HashString::SupportedHashes()[i], Start, End))
+ continue;
+
+ std::string Name;
+ std::string Hash;
+ unsigned long long Size;
+ while (Start < End)
+ {
+ if (!parseSumData(Start, End, Name, Hash, Size))
+ return false;
+
+ if (Entries.find(Name) == Entries.end())
+ {
+ metaIndex::checkSum *Sum = new metaIndex::checkSum;
+ Sum->MetaKeyFilename = Name;
+ Sum->Size = Size;
+ Sum->Hashes.FileSize(Size);
+ APT_IGNORE_DEPRECATED(Sum->Hash = HashString(HashString::SupportedHashes()[i],Hash);)
+ Entries[Name] = Sum;
+ }
+ Entries[Name]->Hashes.push_back(HashString(HashString::SupportedHashes()[i],Hash));
+ FoundHashSum = true;
+ }
+ }
+
+ if(FoundHashSum == false)
+ {
+ if (ErrorText != NULL)
+ strprintf(*ErrorText, _("No Hash entry in Release file %s"), Filename.c_str());
+ return false;
+ }
+
+ std::string const StrDate = Section.FindS("Date");
+ if (RFC1123StrToTime(StrDate.c_str(), Date) == false)
+ {
+ if (ErrorText != NULL)
+ strprintf(*ErrorText, _("Invalid 'Date' entry in Release file %s"), Filename.c_str());
+ return false;
+ }
+
+ bool CheckValidUntil = _config->FindB("Acquire::Check-Valid-Until", true);
+ if (d->CheckValidUntil == metaIndex::TRI_NO)
+ CheckValidUntil = false;
+ else if (d->CheckValidUntil == metaIndex::TRI_YES)
+ CheckValidUntil = true;
+
+ if (CheckValidUntil == true)
+ {
+ std::string const Label = Section.FindS("Label");
+ std::string const StrValidUntil = Section.FindS("Valid-Until");
+
+ // if we have a Valid-Until header in the Release file, use it as default
+ if (StrValidUntil.empty() == false)
+ {
+ if(RFC1123StrToTime(StrValidUntil.c_str(), ValidUntil) == false)
+ {
+ if (ErrorText != NULL)
+ strprintf(*ErrorText, _("Invalid 'Valid-Until' entry in Release file %s"), Filename.c_str());
+ return false;
+ }
+ }
+ // get the user settings for this archive and use what expires earlier
+ time_t MaxAge = d->ValidUntilMax;
+ if (MaxAge == 0)
+ {
+ MaxAge = _config->FindI("Acquire::Max-ValidTime", 0);
+ if (Label.empty() == false)
+ MaxAge = _config->FindI(("Acquire::Max-ValidTime::" + Label).c_str(), MaxAge);
+ }
+ time_t MinAge = d->ValidUntilMin;
+ if (MinAge == 0)
+ {
+ MinAge = _config->FindI("Acquire::Min-ValidTime", 0);
+ if (Label.empty() == false)
+ MinAge = _config->FindI(("Acquire::Min-ValidTime::" + Label).c_str(), MinAge);
+ }
+
+ if (MinAge != 0 && ValidUntil != 0) {
+ time_t const min_date = Date + MinAge;
+ if (ValidUntil < min_date)
+ ValidUntil = min_date;
+ }
+ if (MaxAge != 0) {
+ time_t const max_date = Date + MaxAge;
+ if (ValidUntil == 0 || ValidUntil > max_date)
+ ValidUntil = max_date;
+ }
+ }
projects / apt.git / blobdiff