#include <string>
#include <sstream>
#include <stdio.h>
+#include <ctime>
/*}}}*/
using namespace std;
Status = StatError;
Dequeue();
}
-
+
// report mirror failure back to LP if we actually use a mirror
string FailReason = LookupTag(Message, "FailReason");
if(FailReason.size() != 0)
}
}
/*}}}*/
-
+// Acquire::Item::ReportMirrorFailure /*{{{*/
+// ---------------------------------------------------------------------
void pkgAcquire::Item::ReportMirrorFailure(string FailCode)
{
// we only act if a mirror was used at all
_config->Find("Methods::Mirror::ProblemReporting").c_str());
}
}
-
+ /*}}}*/
// AcqDiffIndex::AcqDiffIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* Get the DiffIndex file first and see if there are patches availabe
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)
{
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;
}
}
}
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();
pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
string URI,string URIDesc,string ShortDesc,
HashString ExpectedHash,
+ string ServerSha1,
vector<DiffInfo> diffs)
: Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash),
- available_patches(diffs)
+ available_patches(diffs), ServerSha1(ServerSha1)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
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());
std::clog << "QueueNextDiff: "
<< FinalFile << " (" << local_sha1 << ")"<<std::endl;
+ // final file reached before all patches are applied
+ if(local_sha1 == ServerSha1)
+ {
+ Finish(true);
+ return true;
+ }
+
// remove all patches until the next matching patch is found
// this requires the Index file to be ordered
for(vector<DiffInfo>::iterator I=available_patches.begin();
// 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);
{
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)
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);
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 /*{{{*/
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);
}
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;
// 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());
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
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."),
/* 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);
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 "";
+}
+ /*}}}*/