X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/89504deb355453e2022cafe54b3b235588bea7d7..8d3489abd90a64715b92976a7c60b42a386a4c5c:/apt-pkg/acquire-item.cc diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc index 171dafa24..a289fb7ba 100644 --- a/apt-pkg/acquire-item.cc +++ b/apt-pkg/acquire-item.cc @@ -33,6 +33,7 @@ #include #include #include +#include /*}}}*/ using namespace std; @@ -81,7 +82,7 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf) Status = StatError; Dequeue(); } - + // report mirror failure back to LP if we actually use a mirror string FailReason = LookupTag(Message, "FailReason"); if(FailReason.size() != 0) @@ -139,7 +140,8 @@ void pkgAcquire::Item::Rename(string From,string To) } } /*}}}*/ - +// Acquire::Item::ReportMirrorFailure /*{{{*/ +// --------------------------------------------------------------------- void pkgAcquire::Item::ReportMirrorFailure(string FailCode) { // we only act if a mirror was used at all @@ -181,7 +183,7 @@ void pkgAcquire::Item::ReportMirrorFailure(string FailCode) _config->Find("Methods::Mirror::ProblemReporting").c_str()); } } - + /*}}}*/ // AcqDiffIndex::AcqDiffIndex - Constructor /*{{{*/ // --------------------------------------------------------------------- /* Get the DiffIndex file first and see if there are patches availabe @@ -269,19 +271,19 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile) /*{{{*/ if(TF.Step(Tags) == true) { - string local_sha1; bool found = false; DiffInfo d; string size; - string tmp = Tags.FindS("SHA1-Current"); + string const tmp = Tags.FindS("SHA1-Current"); std::stringstream ss(tmp); - ss >> ServerSha1; + ss >> ServerSha1 >> size; + unsigned long const ServerSize = atol(size.c_str()); - FileFd fd(CurrentPackagesFile, FileFd::ReadOnly); + FileFd fd(CurrentPackagesFile, FileFd::ReadOnlyGzip); SHA1Summation SHA1; SHA1.AddFD(fd.Fd(), fd.Size()); - local_sha1 = string(SHA1.Result()); + string const local_sha1 = SHA1.Result(); if(local_sha1 == ServerSha1) { @@ -298,20 +300,56 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile) /*{{{*/ std::clog << "SHA1-Current: " << ServerSha1 << std::endl; // check the historie and see what patches we need - string history = Tags.FindS("SHA1-History"); + string const history = Tags.FindS("SHA1-History"); std::stringstream hist(history); - while(hist >> d.sha1 >> size >> d.file) + while(hist >> d.sha1 >> size >> d.file) { - d.size = atoi(size.c_str()); // read until the first match is found + // from that point on, we probably need all diffs if(d.sha1 == local_sha1) found=true; - // from that point on, we probably need all diffs - if(found) + else if (found == false) + continue; + + if(Debug) + std::clog << "Need to get diff: " << d.file << std::endl; + available_patches.push_back(d); + } + + if (available_patches.empty() == false) + { + // patching with too many files is rather slow compared to a fast download + unsigned long const fileLimit = _config->FindI("Acquire::PDiffs::FileLimit", 0); + if (fileLimit != 0 && fileLimit < available_patches.size()) + { + if (Debug) + std::clog << "Need " << available_patches.size() << " diffs (Limit is " << fileLimit + << ") so fallback to complete download" << std::endl; + return false; + } + + // see if the patches are too big + found = false; // it was true and it will be true again at the end + d = *available_patches.begin(); + string const firstPatch = d.file; + unsigned long patchesSize = 0; + std::stringstream patches(Tags.FindS("SHA1-Patches")); + while(patches >> d.sha1 >> size >> d.file) { - if(Debug) - std::clog << "Need to get diff: " << d.file << std::endl; - available_patches.push_back(d); + if (firstPatch == d.file) + found = true; + else if (found == false) + continue; + + patchesSize += atol(size.c_str()); + } + unsigned long const sizeLimit = ServerSize * _config->FindI("Acquire::PDiffs::SizeLimit", 100); + if (sizeLimit > 0 && (sizeLimit/100) < patchesSize) + { + if (Debug) + std::clog << "Need " << patchesSize << " bytes (Limit is " << sizeLimit/100 + << ") so fallback to complete download" << std::endl; + return false; } } } @@ -320,11 +358,11 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile) /*{{{*/ if(found) { // queue the diffs - string::size_type last_space = Description.rfind(" "); + string::size_type const last_space = Description.rfind(" "); if(last_space != string::npos) Description.erase(last_space, Description.size()-last_space); new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc, - ExpectedHash, available_patches); + ExpectedHash, ServerSha1, available_patches); Complete = false; Status = StatDone; Dequeue(); @@ -392,9 +430,10 @@ void pkgAcqDiffIndex::Done(string Message,unsigned long Size,string Md5Hash, /*{ pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner, string URI,string URIDesc,string ShortDesc, HashString ExpectedHash, + string ServerSha1, vector diffs) : Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash), - available_patches(diffs) + available_patches(diffs), ServerSha1(ServerSha1) { DestFile = _config->FindDir("Dir::State::lists") + "partial/"; @@ -472,7 +511,7 @@ bool pkgAcqIndexDiffs::QueueNextDiff() /*{{{*/ string FinalFile = _config->FindDir("Dir::State::lists"); FinalFile += URItoFileName(RealURI); - FileFd fd(FinalFile, FileFd::ReadOnly); + FileFd fd(FinalFile, FileFd::ReadOnlyGzip); SHA1Summation SHA1; SHA1.AddFD(fd.Fd(), fd.Size()); string local_sha1 = string(SHA1.Result()); @@ -480,6 +519,13 @@ bool pkgAcqIndexDiffs::QueueNextDiff() /*{{{*/ std::clog << "QueueNextDiff: " << FinalFile << " (" << local_sha1 << ")"<::iterator I=available_patches.begin(); @@ -577,7 +623,7 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long Size,string Md5Hash, /* // see if there is more to download if(available_patches.size() > 0) { new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc, - ExpectedHash, available_patches); + ExpectedHash, ServerSha1, available_patches); return Finish(); } else return Finish(true); @@ -626,6 +672,8 @@ string pkgAcqIndex::Custom600Headers() { string Final = _config->FindDir("Dir::State::lists"); Final += URItoFileName(RealURI); + if (_config->FindB("Acquire::GzipIndexes",false)) + Final += ".gz"; struct stat Buf; if (stat(Final.c_str(),&Buf) != 0) @@ -743,18 +791,36 @@ void pkgAcqIndex::Done(string Message,unsigned long Size,string Hash, ErrorText = "Method gave a blank filename"; } + string compExt = flExtension(flNotDir(URI(Desc.URI).Path)); + // The files timestamp matches - if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true) + if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true) { + if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz") + // Update DestFile for .gz suffix so that the clean operation keeps it + DestFile += ".gz"; return; + } if (FileName == DestFile) Erase = true; else Local = true; - string compExt = flExtension(flNotDir(URI(Desc.URI).Path)); string decompProg; + // If we enable compressed indexes and already have gzip, keep it + if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz" && !Local) { + string FinalFile = _config->FindDir("Dir::State::lists"); + FinalFile += URItoFileName(RealURI) + ".gz"; + Rename(DestFile,FinalFile); + chmod(FinalFile.c_str(),0644); + + // Update DestFile for .gz suffix so that the clean operation keeps it + DestFile = _config->FindDir("Dir::State::lists") + "partial/"; + DestFile += URItoFileName(RealURI) + ".gz"; + return; + } + // get the binary name for your used compression type decompProg = _config->Find(string("Acquire::CompressionTypes::").append(compExt),""); if(decompProg.empty() == false); @@ -784,6 +850,19 @@ pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, string URI,string URIDesc,string ShortDesc) : pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashString(), "") { +} + /*}}}*/ +// AcqIndexTrans::Custom600Headers - Insert custom request headers /*{{{*/ +// --------------------------------------------------------------------- +string pkgAcqIndexTrans::Custom600Headers() +{ + string Final = _config->FindDir("Dir::State::lists"); + Final += URItoFileName(RealURI); + + struct stat Buf; + if (stat(Final.c_str(),&Buf) != 0) + return "\nFail-Ignore: true"; + return "\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime); } /*}}}*/ // AcqIndexTrans::Failed - Silence failure messages for missing files /*{{{*/ @@ -1113,13 +1192,16 @@ void pkgAcqMetaIndex::QueueIndexes(bool verify) /*{{{*/ return; } } - - // Queue Packages file (either diff or full packages files, depending - // on the users option) - if(_config->FindB("Acquire::PDiffs",false) == true) + + /* Queue Packages file (either diff or full packages files, depending + on the users option) - we also check if the PDiff Index file is listed + in the Meta-Index file. Ideal would be if pkgAcqDiffIndex would test this + instead, but passing the required info to it is to much hassle */ + if(_config->FindB("Acquire::PDiffs",true) == true && (verify == false || + MetaIndexParser->Exists(string((*Target)->MetaKey).append(".diff/Index")) == true)) new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description, (*Target)->ShortDesc, ExpectedIndexHash); - else + else new pkgAcqIndex(Owner, (*Target)->URI, (*Target)->Description, (*Target)->ShortDesc, ExpectedIndexHash); } @@ -1185,6 +1267,17 @@ bool pkgAcqMetaIndex::VerifyVendor(string Message) /*{{{*/ Transformed = ""; } + if (_config->FindB("Acquire::Check-Valid-Until", true) == true && + MetaIndexParser->GetValidUntil() > 0) { + time_t const invalid_since = time(NULL) - MetaIndexParser->GetValidUntil(); + if (invalid_since > 0) + // TRANSLATOR: The first %s is the URL of the bad Release file, the second is + // the time since then the file is invalid - formated in the same way as in + // the download progress display (e.g. 7d 3h 42min 1s) + return _error->Error(_("Release file expired, ignoring %s (invalid since %s)"), + RealURI.c_str(), TimeToStr(invalid_since).c_str()); + } + if (_config->FindB("Debug::pkgAcquire::Auth", false)) { std::cerr << "Got Codename: " << MetaIndexParser->GetDist() << std::endl; @@ -1202,7 +1295,7 @@ bool pkgAcqMetaIndex::VerifyVendor(string Message) /*{{{*/ // return false; if (!Transformed.empty()) { - _error->Warning("Conflicting distribution: %s (expected %s but got %s)", + _error->Warning(_("Conflicting distribution: %s (expected %s but got %s)"), Desc.Description.c_str(), Transformed.c_str(), MetaIndexParser->GetDist().c_str()); @@ -1335,7 +1428,8 @@ pkgAcqArchive::pkgAcqArchive(pkgAcquire *Owner,pkgSourceList *Sources, the archive is already available in the cache and stashs the MD5 for checking later. */ bool pkgAcqArchive::QueueNext() -{ +{ + string const ForceHash = _config->Find("Acquire::ForceHash"); for (; Vf.end() == false; Vf++) { // Ignore not source sources @@ -1358,12 +1452,25 @@ bool pkgAcqArchive::QueueNext() return false; string PkgFile = Parse.FileName(); - if(Parse.SHA256Hash() != "") - ExpectedHash = HashString("SHA256", Parse.SHA256Hash()); - else if (Parse.SHA1Hash() != "") - ExpectedHash = HashString("SHA1", Parse.SHA1Hash()); - else - ExpectedHash = HashString("MD5Sum", Parse.MD5Hash()); + if (ForceHash.empty() == false) + { + if(stringcasecmp(ForceHash, "sha256") == 0) + ExpectedHash = HashString("SHA256", Parse.SHA256Hash()); + else if (stringcasecmp(ForceHash, "sha1") == 0) + ExpectedHash = HashString("SHA1", Parse.SHA1Hash()); + else + ExpectedHash = HashString("MD5Sum", Parse.MD5Hash()); + } + else + { + string Hash; + if ((Hash = Parse.SHA256Hash()).empty() == false) + ExpectedHash = HashString("SHA256", Hash); + else if ((Hash = Parse.SHA1Hash()).empty() == false) + ExpectedHash = HashString("SHA1", Hash); + else + ExpectedHash = HashString("MD5Sum", Parse.MD5Hash()); + } if (PkgFile.empty() == true) return _error->Error(_("The package index files are corrupted. No Filename: " "field for package %s."), @@ -1555,8 +1662,9 @@ void pkgAcqArchive::Finished() /* The file is added to the queue */ pkgAcqFile::pkgAcqFile(pkgAcquire *Owner,string URI,string Hash, unsigned long Size,string Dsc,string ShortDesc, - const string &DestDir, const string &DestFilename) : - Item(Owner), ExpectedHash(Hash) + const string &DestDir, const string &DestFilename, + bool IsIndexFile) : + Item(Owner), ExpectedHash(Hash), IsIndexFile(IsIndexFile) { Retries = _config->FindI("Acquire::Retries",0); @@ -1602,7 +1710,7 @@ void pkgAcqFile::Done(string Message,unsigned long Size,string CalcHash, if(!ExpectedHash.empty() && ExpectedHash.toStr() != CalcHash) { Status = StatError; - ErrorText = "Hash Sum mismatch"; + ErrorText = _("Hash Sum mismatch"); Rename(DestFile,DestFile + ".FAILED"); return; } @@ -1671,3 +1779,13 @@ void pkgAcqFile::Failed(string Message,pkgAcquire::MethodConfig *Cnf) Item::Failed(Message,Cnf); } /*}}}*/ +// AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/ +// --------------------------------------------------------------------- +/* The only header we use is the last-modified header. */ +string pkgAcqFile::Custom600Headers() +{ + if (IsIndexFile) + return "\nIndex-File: true"; + return ""; +} + /*}}}*/