##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/acquire-item.h>
#include <apt-pkg/configuration.h>
+#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/sourcelist.h>
-#include <apt-pkg/vendorlist.h>
#include <apt-pkg/error.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/fileutl.h>
-#include <apt-pkg/md5.h>
#include <apt-pkg/sha1.h>
#include <apt-pkg/tagfile.h>
-
-#include <apti18n.h>
-
+#include <apt-pkg/indexrecords.h>
+#include <apt-pkg/acquire.h>
+#include <apt-pkg/hashes.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/pkgrecords.h>
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <iostream>
+#include <vector>
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <string>
#include <sstream>
#include <stdio.h>
+#include <ctime>
+
+#include <apti18n.h>
/*}}}*/
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)
// ---------------------------------------------------------------------
/* Stash status and the file size. Note that setting Complete means
sub-phases of the acquire process such as decompresion are operating */
-void pkgAcquire::Item::Start(string /*Message*/,unsigned long Size)
+void pkgAcquire::Item::Start(string /*Message*/,unsigned long long Size)
{
Status = StatFetching;
if (FileSize == 0 && Complete == false)
// Acquire::Item::Done - Item downloaded OK /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcquire::Item::Done(string Message,unsigned long Size,string Hash,
- pkgAcquire::MethodConfig *Cnf)
+void pkgAcquire::Item::Done(string Message,unsigned long long Size,string /*Hash*/,
+ pkgAcquire::MethodConfig * /*Cnf*/)
{
// We just downloaded something..
string FileName = LookupTag(Message,"Filename");
/*}}}*/
// Acquire::Item::Rename - Rename a file /*{{{*/
// ---------------------------------------------------------------------
-/* This helper function is used by alot of item methods as thier final
+/* This helper function is used by a lot of item methods as their final
step */
void pkgAcquire::Item::Rename(string From,string To)
{
}
}
/*}}}*/
+bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const error)/*{{{*/
+{
+ if(FileExists(DestFile))
+ Rename(DestFile, DestFile + ".FAILED");
+ switch (error)
+ {
+ case HashSumMismatch:
+ ErrorText = _("Hash Sum mismatch");
+ Status = StatAuthError;
+ ReportMirrorFailure("HashChecksumFailure");
+ break;
+ case SizeMismatch:
+ ErrorText = _("Size mismatch");
+ Status = StatAuthError;
+ ReportMirrorFailure("SizeFailure");
+ break;
+ case InvalidFormat:
+ ErrorText = _("Invalid file format");
+ Status = StatError;
+ // do not report as usually its not the mirrors fault, but Portal/Proxy
+ break;
+ }
+ return false;
+}
+ /*}}}*/
+// 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());
}
}
+ /*}}}*/
+// AcqSubIndex::AcqSubIndex - Constructor /*{{{*/
+// ---------------------------------------------------------------------
+/* Get a sub-index file based on checksums from a 'master' file and
+ possibly query additional files */
+pkgAcqSubIndex::pkgAcqSubIndex(pkgAcquire *Owner, string const &URI,
+ string const &URIDesc, string const &ShortDesc,
+ HashString const &ExpectedHash)
+ : Item(Owner), ExpectedHash(ExpectedHash)
+{
+ /* XXX: Beware: Currently this class does nothing (of value) anymore ! */
+ Debug = _config->FindB("Debug::pkgAcquire::SubIndex",false);
+
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(URI);
+ Desc.URI = URI;
+ Desc.Description = URIDesc;
+ Desc.Owner = this;
+ Desc.ShortDesc = ShortDesc;
+ QueueURI(Desc);
-// AcqDiffIndex::AcqDiffIndex - Constructor
+ if(Debug)
+ std::clog << "pkgAcqSubIndex: " << Desc.URI << std::endl;
+}
+ /*}}}*/
+// AcqSubIndex::Custom600Headers - Insert custom request headers /*{{{*/
// ---------------------------------------------------------------------
-/* Get the DiffIndex file first and see if there are patches availabe
+/* The only header we use is the last-modified header. */
+string pkgAcqSubIndex::Custom600Headers()
+{
+ string Final = _config->FindDir("Dir::State::lists");
+ Final += URItoFileName(Desc.URI);
+
+ struct stat Buf;
+ if (stat(Final.c_str(),&Buf) != 0)
+ return "\nIndex-File: true\nFail-Ignore: true\n";
+ return "\nIndex-File: true\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+}
+ /*}}}*/
+void pkgAcqSubIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
+{
+ if(Debug)
+ std::clog << "pkgAcqSubIndex failed: " << Desc.URI << " with " << Message << std::endl;
+
+ Complete = false;
+ Status = StatDone;
+ Dequeue();
+
+ // No good Index is provided
+}
+ /*}}}*/
+void pkgAcqSubIndex::Done(string Message,unsigned long long Size,string Md5Hash, /*{{{*/
+ pkgAcquire::MethodConfig *Cnf)
+{
+ if(Debug)
+ std::clog << "pkgAcqSubIndex::Done(): " << Desc.URI << std::endl;
+
+ string FileName = LookupTag(Message,"Filename");
+ if (FileName.empty() == true)
+ {
+ Status = StatError;
+ ErrorText = "Method gave a blank filename";
+ return;
+ }
+
+ if (FileName != DestFile)
+ {
+ Local = true;
+ Desc.URI = "copy:" + FileName;
+ QueueURI(Desc);
+ return;
+ }
+
+ Item::Done(Message,Size,Md5Hash,Cnf);
+
+ string FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(Desc.URI);
+
+ /* Downloaded invalid transindex => Error (LP: #346386) (Closes: #627642) */
+ indexRecords SubIndexParser;
+ if (FileExists(DestFile) == true && !SubIndexParser.Load(DestFile)) {
+ Status = StatError;
+ ErrorText = SubIndexParser.ErrorText;
+ return;
+ }
+
+ // success in downloading the index
+ // rename the index
+ if(Debug)
+ std::clog << "Renaming: " << DestFile << " -> " << FinalFile << std::endl;
+ Rename(DestFile,FinalFile);
+ chmod(FinalFile.c_str(),0644);
+ DestFile = FinalFile;
+
+ if(ParseIndex(DestFile) == false)
+ return Failed("", NULL);
+
+ Complete = true;
+ Status = StatDone;
+ Dequeue();
+ return;
+}
+ /*}}}*/
+bool pkgAcqSubIndex::ParseIndex(string const &IndexFile) /*{{{*/
+{
+ indexRecords SubIndexParser;
+ if (FileExists(IndexFile) == false || SubIndexParser.Load(IndexFile) == false)
+ return false;
+ // so something with the downloaded index
+ return true;
+}
+ /*}}}*/
+// AcqDiffIndex::AcqDiffIndex - Constructor /*{{{*/
+// ---------------------------------------------------------------------
+/* Get the DiffIndex file first and see if there are patches available
* If so, create a pkgAcqIndexDiffs fetcher that will get and apply the
* patches. If anything goes wrong in that process, it will fall back to
* the original packages file
Desc.URI = URI + ".diff/Index";
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI) + string(".DiffIndex");
+ DestFile += URItoFileName(Desc.URI);
if(Debug)
std::clog << "pkgAcqDiffIndex: " << Desc.URI << std::endl;
return;
}
- if(Debug)
- std::clog << "pkgAcqIndexDiffs::pkgAcqIndexDiffs(): "
- << CurrentPackagesFile << std::endl;
-
+ if(Debug)
+ std::clog << "pkgAcqDiffIndex::pkgAcqDiffIndex(): "
+ << CurrentPackagesFile << std::endl;
+
QueueURI(Desc);
}
-
+ /*}}}*/
// AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/
// ---------------------------------------------------------------------
/* The only header we use is the last-modified header. */
string pkgAcqDiffIndex::Custom600Headers()
{
string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(RealURI) + string(".IndexDiff");
+ Final += URItoFileName(Desc.URI);
if(Debug)
std::clog << "Custom600Header-IMS: " << Final << std::endl;
return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
-
-
-bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)
+ /*}}}*/
+bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile) /*{{{*/
{
if(Debug)
- std::clog << "pkgAcqIndexDiffs::ParseIndexDiff() " << IndexDiffFile
- << std::endl;
+ std::clog << "pkgAcqDiffIndex::ParseIndexDiff() " << IndexDiffFile
+ << std::endl;
pkgTagSection Tags;
string ServerSha1;
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);
SHA1Summation SHA1;
- SHA1.AddFD(fd.Fd(), fd.Size());
- local_sha1 = string(SHA1.Result());
+ SHA1.AddFD(fd);
+ string const local_sha1 = SHA1.Result();
- if(local_sha1 == ServerSha1)
+ if(local_sha1 == ServerSha1)
{
- // we have the same sha1 as the server
+ // we have the same sha1 as the server so we are done here
if(Debug)
std::clog << "Package file is up-to-date" << std::endl;
- // set found to true, this will queue a pkgAcqIndexDiffs with
- // a empty availabe_patches
- found = true;
- }
- else
+ // list cleanup needs to know that this file as well as the already
+ // present index is ours, so we create an empty diff to save it for us
+ new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
+ ExpectedHash, ServerSha1, available_patches);
+ return true;
+ }
+ else
{
if(Debug)
- std::clog << "SHA1-Current: " << ServerSha1 << std::endl;
+ std::clog << "SHA1-Current: " << ServerSha1 << " and we start at "<< fd.Name() << " " << fd.Size() << " " << local_sha1 << 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 (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 to get diff: " << d.file << std::endl;
- available_patches.push_back(d);
+ if (Debug)
+ std::clog << "Need " << patchesSize << " bytes (Limit is " << sizeLimit/100
+ << ") so fallback to complete download" << std::endl;
+ return false;
}
}
}
// we have something, queue the next diff
- if(found)
+ 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);
+
+ /* decide if we should download patches one by one or in one go:
+ The first is good if the server merges patches, but many don't so client
+ based merging can be attempt in which case the second is better.
+ "bad things" will happen if patches are merged on the server,
+ but client side merging is attempt as well */
+ bool pdiff_merge = _config->FindB("Acquire::PDiffs::Merge", true);
+ if (pdiff_merge == true)
+ {
+ // reprepro adds this flag if it has merged patches on the server
+ std::string const precedence = Tags.FindS("X-Patch-Precedence");
+ pdiff_merge = (precedence != "merged");
+ }
+
+ if (pdiff_merge == false)
+ new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
+ ExpectedHash, ServerSha1, available_patches);
+ else
+ {
+ std::vector<pkgAcqIndexMergeDiffs*> *diffs = new std::vector<pkgAcqIndexMergeDiffs*>(available_patches.size());
+ for(size_t i = 0; i < available_patches.size(); ++i)
+ (*diffs)[i] = new pkgAcqIndexMergeDiffs(Owner, RealURI, Description, Desc.ShortDesc, ExpectedHash,
+ available_patches[i], diffs);
+ }
+
Complete = false;
Status = StatDone;
Dequeue();
std::clog << "Can't find a patch in the index file" << std::endl;
return false;
}
-
-void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+ /*}}}*/
+void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
- std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << std::endl
- << "Falling back to normal index file aquire" << std::endl;
+ std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
+ << "Falling back to normal index file acquire" << std::endl;
new pkgAcqIndex(Owner, RealURI, Description, Desc.ShortDesc,
ExpectedHash);
Status = StatDone;
Dequeue();
}
-
-void pkgAcqDiffIndex::Done(string Message,unsigned long Size,string Md5Hash,
+ /*}}}*/
+void pkgAcqDiffIndex::Done(string Message,unsigned long long Size,string Md5Hash, /*{{{*/
pkgAcquire::MethodConfig *Cnf)
{
if(Debug)
string FinalFile;
FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
- // sucess in downloading the index
+ // success in downloading the index
// rename the index
FinalFile += string(".IndexDiff");
if(Debug)
Dequeue();
return;
}
-
-
-
-// AcqIndexDiffs::AcqIndexDiffs - Constructor
+ /*}}}*/
+// AcqIndexDiffs::AcqIndexDiffs - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* The package diff is added to the queue. one object is constructed
* for each diff and the index
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/";
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
- if(available_patches.size() == 0)
+ if(available_patches.empty() == true)
{
// we are done (yeah!)
Finish(true);
QueueNextDiff();
}
}
-
-
-void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+ /*}}}*/
+void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
- std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << std::endl
- << "Falling back to normal index file aquire" << std::endl;
+ std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << " with " << Message << std::endl
+ << "Falling back to normal index file acquire" << std::endl;
new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
ExpectedHash);
Finish();
}
-
-
-// helper that cleans the item out of the fetcher queue
+ /*}}}*/
+// Finish - helper that cleans the item out of the fetcher queue /*{{{*/
void pkgAcqIndexDiffs::Finish(bool allDone)
{
// we restore the original name, this is required, otherwise
if(!ExpectedHash.empty() && !ExpectedHash.VerifyFile(DestFile))
{
- Status = StatAuthError;
- ErrorText = _("MD5Sum mismatch");
- Rename(DestFile,DestFile + ".FAILED");
+ RenameOnError(HashSumMismatch);
Dequeue();
return;
}
Dequeue();
return;
}
-
-
-
-bool pkgAcqIndexDiffs::QueueNextDiff()
+ /*}}}*/
+bool pkgAcqIndexDiffs::QueueNextDiff() /*{{{*/
{
// calc sha1 of the just patched file
FileFd fd(FinalFile, FileFd::ReadOnly);
SHA1Summation SHA1;
- SHA1.AddFD(fd.Fd(), fd.Size());
+ SHA1.AddFD(fd);
string local_sha1 = string(SHA1.Result());
if(Debug)
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();
- available_patches.size() > 0 &&
+ available_patches.empty() == false &&
I != available_patches.end() &&
- (*I).sha1 != local_sha1;
- I++)
+ I->sha1 != local_sha1;
+ ++I)
{
available_patches.erase(I);
}
// error checking and falling back if no patch was found
- if(available_patches.size() == 0)
- {
+ if(available_patches.empty() == true)
+ {
Failed("", NULL);
return false;
}
// queue the right diff
- Desc.URI = string(RealURI) + ".diff/" + available_patches[0].file + ".gz";
+ Desc.URI = RealURI + ".diff/" + available_patches[0].file + ".gz";
Desc.Description = Description + " " + available_patches[0].file + string(".pdiff");
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(RealURI + ".diff/" + available_patches[0].file);
return true;
}
-
-
-
-void pkgAcqIndexDiffs::Done(string Message,unsigned long Size,string Md5Hash,
+ /*}}}*/
+void pkgAcqIndexDiffs::Done(string Message,unsigned long long Size,string Md5Hash, /*{{{*/
pkgAcquire::MethodConfig *Cnf)
{
if(Debug)
string FinalFile;
FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
- // sucess in downloading a diff, enter ApplyDiff state
- if(State == StateFetchDiff)
- {
-
- if(Debug)
- std::clog << "Sending to gzip method: " << FinalFile << std::endl;
-
- string FileName = LookupTag(Message,"Filename");
- State = StateUnzipDiff;
- Local = true;
- Desc.URI = "gzip:" + FileName;
- DestFile += ".decomp";
- QueueURI(Desc);
- Mode = "gzip";
- return;
- }
-
- // sucess in downloading a diff, enter ApplyDiff state
- if(State == StateUnzipDiff)
+ // success in downloading a diff, enter ApplyDiff state
+ if(State == StateFetchDiff)
{
// rred excepts the patch as $FinalFile.ed
{
// remove the just applied patch
available_patches.erase(available_patches.begin());
+ unlink((FinalFile + ".ed").c_str());
// move into place
if(Debug)
chmod(FinalFile.c_str(),0644);
// see if there is more to download
- if(available_patches.size() > 0) {
+ if(available_patches.empty() == false) {
new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
- ExpectedHash, available_patches);
+ ExpectedHash, ServerSha1, available_patches);
return Finish();
} else
return Finish(true);
}
}
+ /*}}}*/
+// AcqIndexMergeDiffs::AcqIndexMergeDiffs - Constructor /*{{{*/
+pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
+ string const &URI, string const &URIDesc,
+ string const &ShortDesc, HashString const &ExpectedHash,
+ DiffInfo const &patch,
+ std::vector<pkgAcqIndexMergeDiffs*> const * const allPatches)
+ : Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash),
+ patch(patch),allPatches(allPatches), State(StateFetchDiff)
+{
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(URI);
+ Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
+
+ Description = URIDesc;
+ Desc.Owner = this;
+ Desc.ShortDesc = ShortDesc;
+
+ Desc.URI = RealURI + ".diff/" + patch.file + ".gz";
+ Desc.Description = Description + " " + patch.file + string(".pdiff");
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(RealURI + ".diff/" + patch.file);
+
+ if(Debug)
+ std::clog << "pkgAcqIndexMergeDiffs: " << Desc.URI << std::endl;
+
+ QueueURI(Desc);
+}
+ /*}}}*/
+void pkgAcqIndexMergeDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
+{
+ if(Debug)
+ std::clog << "pkgAcqIndexMergeDiffs failed: " << Desc.URI << " with " << Message << std::endl;
+ Complete = false;
+ Status = StatDone;
+ Dequeue();
+
+ // check if we are the first to fail, otherwise we are done here
+ State = StateDoneDiff;
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ if ((*I)->State == StateErrorDiff)
+ return;
+
+ // first failure means we should fallback
+ State = StateErrorDiff;
+ std::clog << "Falling back to normal index file acquire" << std::endl;
+ new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
+ ExpectedHash);
+}
+ /*}}}*/
+void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,string Md5Hash, /*{{{*/
+ pkgAcquire::MethodConfig *Cnf)
+{
+ if(Debug)
+ std::clog << "pkgAcqIndexMergeDiffs::Done(): " << Desc.URI << std::endl;
+
+ Item::Done(Message,Size,Md5Hash,Cnf);
+
+ string const FinalFile = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+
+ if (State == StateFetchDiff)
+ {
+ // rred expects the patch as $FinalFile.ed.$patchname.gz
+ Rename(DestFile, FinalFile + ".ed." + patch.file + ".gz");
+
+ // check if this is the last completed diff
+ State = StateDoneDiff;
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ if ((*I)->State != StateDoneDiff)
+ {
+ if(Debug)
+ std::clog << "Not the last done diff in the batch: " << Desc.URI << std::endl;
+ return;
+ }
+
+ // this is the last completed diff, so we are ready to apply now
+ State = StateApplyDiff;
+
+ if(Debug)
+ std::clog << "Sending to rred method: " << FinalFile << std::endl;
+
+ Local = true;
+ Desc.URI = "rred:" + FinalFile;
+ QueueURI(Desc);
+ Mode = "rred";
+ return;
+ }
+ // success in download/apply all diffs, clean up
+ else if (State == StateApplyDiff)
+ {
+ // see if we really got the expected file
+ if(!ExpectedHash.empty() && !ExpectedHash.VerifyFile(DestFile))
+ {
+ RenameOnError(HashSumMismatch);
+ return;
+ }
+
+ // move the result into place
+ if(Debug)
+ std::clog << "Moving patched file in place: " << std::endl
+ << DestFile << " -> " << FinalFile << std::endl;
+ Rename(DestFile, FinalFile);
+ chmod(FinalFile.c_str(), 0644);
+
+ // otherwise lists cleanup will eat the file
+ DestFile = FinalFile;
+
+ // ensure the ed's are gone regardless of list-cleanup
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ {
+ std::string patch = FinalFile + ".ed." + (*I)->patch.file + ".gz";
+ unlink(patch.c_str());
+ }
+
+ // all set and done
+ Complete = true;
+ if(Debug)
+ std::clog << "allDone: " << DestFile << "\n" << std::endl;
+ }
+}
+ /*}}}*/
// AcqIndex::AcqIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* The package file is added to the queue and a second class is
HashString ExpectedHash, string comprExt)
: Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash)
{
+ if(comprExt.empty() == true)
+ {
+ // autoselect the compression method
+ std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ comprExt.append(*t).append(" ");
+ if (comprExt.empty() == false)
+ comprExt.erase(comprExt.end()-1);
+ }
+ CompressionExtension = comprExt;
+
+ Init(URI, URIDesc, ShortDesc);
+}
+pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser)
+ : Item(Owner), RealURI(Target->URI), ExpectedHash(ExpectedHash)
+{
+ // autoselect the compression method
+ std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+ CompressionExtension = "";
+ if (ExpectedHash.empty() == false)
+ {
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ if (*t == "uncompressed" || MetaIndexParser->Exists(string(Target->MetaKey).append(".").append(*t)) == true)
+ CompressionExtension.append(*t).append(" ");
+ }
+ else
+ {
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ CompressionExtension.append(*t).append(" ");
+ }
+ if (CompressionExtension.empty() == false)
+ CompressionExtension.erase(CompressionExtension.end()-1);
+
+ Init(Target->URI, Target->Description, Target->ShortDesc);
+}
+ /*}}}*/
+// AcqIndex::Init - defered Constructor /*{{{*/
+void pkgAcqIndex::Init(string const &URI, string const &URIDesc, string const &ShortDesc) {
Decompression = false;
Erase = false;
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(URI);
- if(comprExt.empty())
- {
- // autoselect the compression method
- if(FileExists("/bin/bzip2"))
- CompressionExtension = ".bz2";
- else
- CompressionExtension = ".gz";
- } else {
- CompressionExtension = (comprExt == "plain" ? "" : comprExt);
- }
- Desc.URI = URI + CompressionExtension;
+ std::string const comprExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+ if (comprExt == "uncompressed")
+ Desc.URI = URI;
+ else
+ Desc.URI = URI + '.' + comprExt;
Desc.Description = URIDesc;
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
-
+
QueueURI(Desc);
}
/*}}}*/
{
string Final = _config->FindDir("Dir::State::lists");
Final += URItoFileName(RealURI);
+ if (_config->FindB("Acquire::GzipIndexes",false))
+ Final += ".gz";
+ string msg = "\nIndex-File: true";
+ // FIXME: this really should use "IndexTarget::IsOptional()" but that
+ // seems to be difficult without breaking ABI
+ if (ShortDesc().find("Translation") != 0)
+ msg += "\nFail-Ignore: true";
struct stat Buf;
- if (stat(Final.c_str(),&Buf) != 0)
- return "\nIndex-File: true";
- return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+ if (stat(Final.c_str(),&Buf) == 0)
+ msg += "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+
+ return msg;
}
/*}}}*/
-
-void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
{
- bool descChanged = false;
- // no .bz2 found, retry with .gz
- if(Desc.URI.substr(Desc.URI.size()-3) == "bz2") {
- Desc.URI = Desc.URI.substr(0,Desc.URI.size()-3) + "gz";
-
- new pkgAcqIndex(Owner, RealURI, Desc.Description,Desc.ShortDesc,
- ExpectedHash, string(".gz"));
- descChanged = true;
- }
- // no .gz found, retry with uncompressed
- else if(Desc.URI.substr(Desc.URI.size()-2) == "gz") {
- Desc.URI = Desc.URI.substr(0,Desc.URI.size()-2);
-
- new pkgAcqIndex(Owner, RealURI, Desc.Description,Desc.ShortDesc,
- ExpectedHash, string("plain"));
- descChanged = true;
- }
- if (descChanged) {
- Status = StatDone;
- Complete = false;
- Dequeue();
+ size_t const nextExt = CompressionExtension.find(' ');
+ if (nextExt != std::string::npos)
+ {
+ CompressionExtension = CompressionExtension.substr(nextExt+1);
+ Init(RealURI, Desc.Description, Desc.ShortDesc);
return;
}
// on decompression failure, remove bad versions in partial/
- if(Decompression && Erase) {
+ if (Decompression && Erase) {
string s = _config->FindDir("Dir::State::lists") + "partial/";
- s += URItoFileName(RealURI);
+ s.append(URItoFileName(RealURI));
unlink(s.c_str());
}
Item::Failed(Message,Cnf);
}
-
-
+ /*}}}*/
// AcqIndex::Done - Finished a fetch /*{{{*/
// ---------------------------------------------------------------------
/* This goes through a number of states.. On the initial fetch the
to the uncompressed version of the file. If this is so the file
is copied into the partial directory. In all other cases the file
is decompressed with a gzip uri. */
-void pkgAcqIndex::Done(string Message,unsigned long Size,string Hash,
+void pkgAcqIndex::Done(string Message,unsigned long long Size,string Hash,
pkgAcquire::MethodConfig *Cfg)
{
Item::Done(Message,Size,Hash,Cfg);
if (!ExpectedHash.empty() && ExpectedHash.toStr() != Hash)
{
- Status = StatAuthError;
- ErrorText = _("Hash Sum mismatch");
- Rename(DestFile,DestFile + ".FAILED");
- ReportMirrorFailure("HashChecksumFailure");
+ RenameOnError(HashSumMismatch);
return;
}
+
+ // FIXME: this can go away once we only ever download stuff that
+ // has a valid hash and we never do GET based probing
+ //
+ /* Always verify the index file for correctness (all indexes must
+ * have a Package field) (LP: #346386) (Closes: #627642)
+ */
+ FileFd fd(DestFile, FileFd::ReadOnly);
+ // Only test for correctness if the file is not empty (empty is ok)
+ if (fd.FileSize() > 0)
+ {
+ pkgTagSection sec;
+ pkgTagFile tag(&fd);
+
+ // all our current indexes have a field 'Package' in each section
+ if (_error->PendingError() == true || tag.Step(sec) == false || sec.Exists("Package") == false)
+ {
+ RenameOnError(InvalidFormat);
+ return;
+ }
+ }
+
// Done, move it into position
string FinalFile = _config->FindDir("Dir::State::lists");
FinalFile += URItoFileName(RealURI);
Status = StatError;
ErrorText = "Method gave a blank filename";
}
-
+
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+
// 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));
- const char *decompProg;
- if(compExt == "bz2")
- decompProg = "bzip2";
- else if(compExt == "gz")
- decompProg = "gzip";
- // flExtensions returns the full name if no extension is found
- // this is why we have this complicated compare operation here
- // FIMXE: add a new flJustExtension() that return "" if no
- // extension is found and use that above so that it can
- // be tested against ""
- else if(compExt == 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);
+ else if(compExt == "uncompressed")
decompProg = "copy";
else {
_error->Error("Unsupported extension: %s", compExt.c_str());
Decompression = true;
DestFile += ".decomp";
- Desc.URI = string(decompProg) + ":" + FileName;
+ Desc.URI = decompProg + ":" + FileName;
QueueURI(Desc);
- Mode = decompProg;
-}
+ // FIXME: this points to a c++ string that goes out of scope
+ Mode = decompProg.c_str();
+}
+ /*}}}*/
// AcqIndexTrans::pkgAcqIndexTrans - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* The Translation file is added to the queue */
: pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashString(), "")
{
}
+pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, IndexTarget const *Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser)
+ : pkgAcqIndex(Owner, Target, ExpectedHash, MetaIndexParser)
+{
+}
+ /*}}}*/
+// 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\nIndex-File: true";
+ return "\nFail-Ignore: true\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+}
/*}}}*/
// AcqIndexTrans::Failed - Silence failure messages for missing files /*{{{*/
// ---------------------------------------------------------------------
/* */
void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
+ size_t const nextExt = CompressionExtension.find(' ');
+ if (nextExt != std::string::npos)
+ {
+ CompressionExtension = CompressionExtension.substr(nextExt+1);
+ Init(RealURI, Desc.Description, Desc.ShortDesc);
+ Status = StatIdle;
+ return;
+ }
+
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
{
Dequeue();
return;
}
-
+
Item::Failed(Message,Cnf);
}
/*}}}*/
-
-pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner,
+pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner, /*{{{*/
string URI,string URIDesc,string ShortDesc,
string MetaIndexURI, string MetaIndexURIDesc,
string MetaIndexShortDesc,
string Final = _config->FindDir("Dir::State::lists");
Final += URItoFileName(RealURI);
- struct stat Buf;
- if (stat(Final.c_str(),&Buf) == 0)
+ if (RealFileExists(Final) == true)
{
// File was already in place. It needs to be re-downloaded/verified
- // because Release might have changed, we do give it a differnt
+ // because Release might have changed, we do give it a different
// name than DestFile because otherwise the http method will
// send If-Range requests and there are too many broken servers
// out there that do not understand them
}
QueueURI(Desc);
+}
+ /*}}}*/
+pkgAcqMetaSig::~pkgAcqMetaSig() /*{{{*/
+{
+ // if the file was never queued undo file-changes done in the constructor
+ if (QueueCounter == 1 && Status == StatIdle && FileSize == 0 && Complete == false &&
+ LastGoodSig.empty() == false)
+ {
+ string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ if (RealFileExists(Final) == false && RealFileExists(LastGoodSig) == true)
+ Rename(LastGoodSig, Final);
+ }
+
}
/*}}}*/
// pkgAcqMetaSig::Custom600Headers - Insert custom request headers /*{{{*/
return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
-void pkgAcqMetaSig::Done(string Message,unsigned long Size,string MD5,
+void pkgAcqMetaSig::Done(string Message,unsigned long long Size,string MD5,
pkgAcquire::MethodConfig *Cfg)
{
Item::Done(Message,Size,MD5,Cfg);
}
/*}}}*/
-void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
{
string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
Item::Failed(Message,Cnf);
}
-
-pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner,
+ /*}}}*/
+pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner, /*{{{*/
string URI,string URIDesc,string ShortDesc,
string SigFile,
const vector<struct IndexTarget*>* IndexTargets,
QueueURI(Desc);
}
-
/*}}}*/
// pkgAcqMetaIndex::Custom600Headers - Insert custom request headers /*{{{*/
// ---------------------------------------------------------------------
return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
-
-void pkgAcqMetaIndex::Done(string Message,unsigned long Size,string Hash,
+ /*}}}*/
+void pkgAcqMetaIndex::Done(string Message,unsigned long long Size,string Hash, /*{{{*/
pkgAcquire::MethodConfig *Cfg)
{
Item::Done(Message,Size,Hash,Cfg);
// all cool, move Release file into place
Complete = true;
-
- string FinalFile = _config->FindDir("Dir::State::lists");
- FinalFile += URItoFileName(RealURI);
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
- DestFile = FinalFile;
}
else
{
if (SigFile == "")
{
// There was no signature file, so we are finished. Download
- // the indexes without verification.
+ // the indexes and do only hashsum verification if possible
+ MetaIndexParser->Load(DestFile);
QueueIndexes(false);
}
else
Desc.URI = "gpgv:" + SigFile;
QueueURI(Desc);
Mode = "gpgv";
+ return;
}
}
-}
-void pkgAcqMetaIndex::RetrievalDone(string Message)
+ if (Complete == true)
+ {
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+ if (SigFile == DestFile)
+ SigFile = FinalFile;
+ Rename(DestFile,FinalFile);
+ chmod(FinalFile.c_str(),0644);
+ DestFile = FinalFile;
+ }
+}
+ /*}}}*/
+void pkgAcqMetaIndex::RetrievalDone(string Message) /*{{{*/
{
// We have just finished downloading a Release file (it is not
// verified yet)
{
string FinalFile = _config->FindDir("Dir::State::lists");
FinalFile += URItoFileName(RealURI);
+ if (SigFile == DestFile)
+ {
+ SigFile = FinalFile;
+ // constructor of pkgAcqMetaClearSig moved it out of the way,
+ // now move it back in on IMS hit for the 'old' file
+ string const OldClearSig = DestFile + ".reverify";
+ if (RealFileExists(OldClearSig) == true)
+ Rename(OldClearSig, FinalFile);
+ }
DestFile = FinalFile;
}
Complete = true;
}
-
-void pkgAcqMetaIndex::AuthDone(string Message)
+ /*}}}*/
+void pkgAcqMetaIndex::AuthDone(string Message) /*{{{*/
{
// At this point, the gpgv method has succeeded, so there is a
// valid signature from a key in the trusted keyring. We
// Download further indexes with verification
QueueIndexes(true);
+ // is it a clearsigned MetaIndex file?
+ if (DestFile == SigFile)
+ return;
+
// Done, move signature file into position
string VerifiedSigFile = _config->FindDir("Dir::State::lists") +
URItoFileName(RealURI) + ".gpg";
Rename(SigFile,VerifiedSigFile);
chmod(VerifiedSigFile.c_str(),0644);
}
-
-void pkgAcqMetaIndex::QueueIndexes(bool verify)
+ /*}}}*/
+void pkgAcqMetaIndex::QueueIndexes(bool verify) /*{{{*/
{
+#if 0
+ /* Reject invalid, existing Release files (LP: #346386) (Closes: #627642)
+ * FIXME: Disabled; it breaks unsigned repositories without hashes */
+ if (!verify && FileExists(DestFile) && !MetaIndexParser->Load(DestFile))
+ {
+ Status = StatError;
+ ErrorText = MetaIndexParser->ErrorText;
+ return;
+ }
+#endif
+ bool transInRelease = false;
+ {
+ std::vector<std::string> const keys = MetaIndexParser->MetaKeys();
+ for (std::vector<std::string>::const_iterator k = keys.begin(); k != keys.end(); ++k)
+ // FIXME: Feels wrong to check for hardcoded string here, but what should we do else…
+ if (k->find("Translation-") != std::string::npos)
+ {
+ transInRelease = true;
+ break;
+ }
+ }
+
for (vector <struct IndexTarget*>::const_iterator Target = IndexTargets->begin();
Target != IndexTargets->end();
- Target++)
+ ++Target)
{
HashString ExpectedIndexHash;
- if (verify)
+ const indexRecords::checkSum *Record = MetaIndexParser->Lookup((*Target)->MetaKey);
+ bool compressedAvailable = false;
+ if (Record == NULL)
{
- const indexRecords::checkSum *Record = MetaIndexParser->Lookup((*Target)->MetaKey);
- if (!Record)
- {
- Status = StatAuthError;
- ErrorText = "Unable to find expected entry "
- + (*Target)->MetaKey + " in Meta-index file (malformed Release file?)";
- return;
- }
- ExpectedIndexHash = Record->Hash;
- if (_config->FindB("Debug::pkgAcquire::Auth", false))
- {
- std::cerr << "Queueing: " << (*Target)->URI << std::endl;
- std::cerr << "Expected Hash: " << ExpectedIndexHash.toStr() << std::endl;
- }
- if (ExpectedIndexHash.empty())
- {
- Status = StatAuthError;
- ErrorText = "Unable to find hash sum for "
- + (*Target)->MetaKey + " in Meta-index file";
- return;
- }
+ if ((*Target)->IsOptional() == true)
+ {
+ std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ if (MetaIndexParser->Exists((*Target)->MetaKey + "." + *t) == true)
+ {
+ compressedAvailable = true;
+ break;
+ }
+ }
+ else if (verify == true)
+ {
+ Status = StatAuthError;
+ strprintf(ErrorText, _("Unable to find expected entry '%s' in Release file (Wrong sources.list entry or malformed file)"), (*Target)->MetaKey.c_str());
+ return;
+ }
}
-
- // Queue Packages file (either diff or full packages files, depending
- // on the users option)
- if(_config->FindB("Acquire::PDiffs",false) == true)
+ else
+ {
+ ExpectedIndexHash = Record->Hash;
+ if (_config->FindB("Debug::pkgAcquire::Auth", false))
+ {
+ std::cerr << "Queueing: " << (*Target)->URI << std::endl;
+ std::cerr << "Expected Hash: " << ExpectedIndexHash.toStr() << std::endl;
+ std::cerr << "For: " << Record->MetaKeyFilename << std::endl;
+ }
+ if (verify == true && ExpectedIndexHash.empty() == true && (*Target)->IsOptional() == false)
+ {
+ Status = StatAuthError;
+ strprintf(ErrorText, _("Unable to find hash sum for '%s' in Release file"), (*Target)->MetaKey.c_str());
+ return;
+ }
+ }
+
+ if ((*Target)->IsOptional() == true)
+ {
+ if ((*Target)->IsSubIndex() == true)
+ new pkgAcqSubIndex(Owner, (*Target)->URI, (*Target)->Description,
+ (*Target)->ShortDesc, ExpectedIndexHash);
+ else if (transInRelease == false || Record != NULL || compressedAvailable == true)
+ {
+ if (_config->FindB("Acquire::PDiffs",true) == true && transInRelease == true &&
+ MetaIndexParser->Exists((*Target)->MetaKey + ".diff/Index") == true)
+ new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
+ (*Target)->ShortDesc, ExpectedIndexHash);
+ else
+ new pkgAcqIndexTrans(Owner, *Target, ExpectedIndexHash, MetaIndexParser);
+ }
+ continue;
+ }
+
+ /* 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((*Target)->MetaKey + ".diff/Index") == true))
new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
(*Target)->ShortDesc, ExpectedIndexHash);
- else
- new pkgAcqIndex(Owner, (*Target)->URI, (*Target)->Description,
- (*Target)->ShortDesc, ExpectedIndexHash);
+ else
+ new pkgAcqIndex(Owner, *Target, ExpectedIndexHash, MetaIndexParser);
}
}
-
-bool pkgAcqMetaIndex::VerifyVendor(string Message)
+ /*}}}*/
+bool pkgAcqMetaIndex::VerifyVendor(string Message) /*{{{*/
{
-// // Maybe this should be made available from above so we don't have
-// // to read and parse it every time?
-// pkgVendorList List;
-// List.ReadMainList();
-
-// const Vendor* Vndr = NULL;
-// for (std::vector<string>::const_iterator I = GPGVOutput.begin(); I != GPGVOutput.end(); I++)
-// {
-// string::size_type pos = (*I).find("VALIDSIG ");
-// if (_config->FindB("Debug::Vendor", false))
-// std::cerr << "Looking for VALIDSIG in \"" << (*I) << "\": pos " << pos
-// << std::endl;
-// if (pos != std::string::npos)
-// {
-// string Fingerprint = (*I).substr(pos+sizeof("VALIDSIG"));
-// if (_config->FindB("Debug::Vendor", false))
-// std::cerr << "Looking for \"" << Fingerprint << "\" in vendor..." <<
-// std::endl;
-// Vndr = List.FindVendor(Fingerprint) != "";
-// if (Vndr != NULL);
-// break;
-// }
-// }
string::size_type pos;
// check for missing sigs (that where not fatal because otherwise we had
missingkeys += (Fingerprint);
}
if(!missingkeys.empty())
- _error->Warning("%s", string(msg+missingkeys).c_str());
+ _error->Warning("%s", (msg + missingkeys).c_str());
string Transformed = MetaIndexParser->GetExpectedDist();
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 for %s is expired (invalid since %s). "
+ "Updates for this repository will not be applied."),
+ 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());
return true;
}
- /*}}}*/
-// pkgAcqMetaIndex::Failed - no Release file present or no signature
-// file present /*{{{*/
+ /*}}}*/
+// pkgAcqMetaIndex::Failed - no Release file present or no signature file present /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcqMetaIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+void pkgAcqMetaIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)
{
if (AuthPass == true)
{
// gpgv method failed, if we have a good signature
- string LastGoodSigFile = _config->FindDir("Dir::State::lists") +
- "partial/" + URItoFileName(RealURI) + ".gpg.reverify";
+ string LastGoodSigFile = _config->FindDir("Dir::State::lists").append("partial/").append(URItoFileName(RealURI));
+ if (DestFile != SigFile)
+ LastGoodSigFile.append(".gpg");
+ LastGoodSigFile.append(".reverify");
+
if(FileExists(LastGoodSigFile))
{
- string VerifiedSigFile = _config->FindDir("Dir::State::lists") +
- URItoFileName(RealURI) + ".gpg";
- Rename(LastGoodSigFile,VerifiedSigFile);
+ string VerifiedSigFile = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ if (DestFile != SigFile)
+ VerifiedSigFile.append(".gpg");
+ Rename(LastGoodSigFile, VerifiedSigFile);
Status = StatTransientNetworkError;
- _error->Warning(_("A error occurred during the signature "
+ _error->Warning(_("An error occurred during the signature "
"verification. The repository is not updated "
- "and the previous index files will be used."
+ "and the previous index files will be used. "
"GPG error: %s: %s\n"),
Desc.Description.c_str(),
LookupTag(Message,"Message").c_str());
RunScripts("APT::Update::Auth-Failure");
return;
+ } else if (LookupTag(Message,"Message").find("NODATA") != string::npos) {
+ /* Invalid signature file, reject (LP: #346386) (Closes: #627642) */
+ _error->Error(_("GPG error: %s: %s"),
+ Desc.Description.c_str(),
+ LookupTag(Message,"Message").c_str());
+ return;
} else {
_error->Warning(_("GPG error: %s: %s"),
Desc.Description.c_str(),
ReportMirrorFailure("GPGFailure");
}
+ /* Always move the meta index, even if gpgv failed. This ensures
+ * that PackageFile objects are correctly filled in */
+ if (FileExists(DestFile)) {
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+ /* InRelease files become Release files, otherwise
+ * they would be considered as trusted later on */
+ if (SigFile == DestFile) {
+ RealURI = RealURI.replace(RealURI.rfind("InRelease"), 9,
+ "Release");
+ FinalFile = FinalFile.replace(FinalFile.rfind("InRelease"), 9,
+ "Release");
+ SigFile = FinalFile;
+ }
+ Rename(DestFile,FinalFile);
+ chmod(FinalFile.c_str(),0644);
+
+ DestFile = FinalFile;
+ }
+
// No Release file was present, or verification failed, so fall
// back to queueing Packages files without verification
QueueIndexes(false);
}
+ /*}}}*/
+pkgAcqMetaClearSig::pkgAcqMetaClearSig(pkgAcquire *Owner, /*{{{*/
+ string const &URI, string const &URIDesc, string const &ShortDesc,
+ string const &MetaIndexURI, string const &MetaIndexURIDesc, string const &MetaIndexShortDesc,
+ string const &MetaSigURI, string const &MetaSigURIDesc, string const &MetaSigShortDesc,
+ const vector<struct IndexTarget*>* IndexTargets,
+ indexRecords* MetaIndexParser) :
+ pkgAcqMetaIndex(Owner, URI, URIDesc, ShortDesc, "", IndexTargets, MetaIndexParser),
+ MetaIndexURI(MetaIndexURI), MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
+ MetaSigURI(MetaSigURI), MetaSigURIDesc(MetaSigURIDesc), MetaSigShortDesc(MetaSigShortDesc)
+{
+ SigFile = DestFile;
+
+ // keep the old InRelease around in case of transistent network errors
+ string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ if (RealFileExists(Final) == true)
+ {
+ string const LastGoodSig = DestFile + ".reverify";
+ Rename(Final,LastGoodSig);
+ }
+}
+ /*}}}*/
+pkgAcqMetaClearSig::~pkgAcqMetaClearSig() /*{{{*/
+{
+ // if the file was never queued undo file-changes done in the constructor
+ if (QueueCounter == 1 && Status == StatIdle && FileSize == 0 && Complete == false)
+ {
+ string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ string const LastGoodSig = DestFile + ".reverify";
+ if (RealFileExists(Final) == false && RealFileExists(LastGoodSig) == true)
+ Rename(LastGoodSig, Final);
+ }
+}
+ /*}}}*/
+// pkgAcqMetaClearSig::Custom600Headers - Insert custom request headers /*{{{*/
+// ---------------------------------------------------------------------
+// FIXME: this can go away once the InRelease file is used widely
+string pkgAcqMetaClearSig::Custom600Headers()
+{
+ string Final = _config->FindDir("Dir::State::lists");
+ Final += URItoFileName(RealURI);
+
+ struct stat Buf;
+ if (stat(Final.c_str(),&Buf) != 0)
+ {
+ Final = DestFile + ".reverify";
+ if (stat(Final.c_str(),&Buf) != 0)
+ return "\nIndex-File: true\nFail-Ignore: true\n";
+ }
+ return "\nIndex-File: true\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+}
/*}}}*/
+void pkgAcqMetaClearSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
+{
+ if (AuthPass == false)
+ {
+ // Remove the 'old' InRelease file if we try Release.gpg now as otherwise
+ // the file will stay around and gives a false-auth impression (CVE-2012-0214)
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile.append(URItoFileName(RealURI));
+ if (FileExists(FinalFile))
+ unlink(FinalFile.c_str());
+ new pkgAcqMetaSig(Owner,
+ MetaSigURI, MetaSigURIDesc, MetaSigShortDesc,
+ MetaIndexURI, MetaIndexURIDesc, MetaIndexShortDesc,
+ IndexTargets, MetaIndexParser);
+ if (Cnf->LocalOnly == true ||
+ StringToBool(LookupTag(Message, "Transient-Failure"), false) == false)
+ Dequeue();
+ }
+ else
+ pkgAcqMetaIndex::Failed(Message, Cnf);
+}
+ /*}}}*/
// AcqArchive::AcqArchive - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* This just sets up the initial fetch environment and queues the first
_error->Error(_("I wasn't able to locate a file for the %s package. "
"This might mean you need to manually fix this package. "
"(due to missing arch)"),
- Version.ParentPkg().Name());
+ Version.ParentPkg().FullName().c_str());
return;
}
assumption here that all the available sources for this version share
the same extension.. */
// Skip not source sources, they do not have file fields.
- for (; Vf.end() == false; Vf++)
+ for (; Vf.end() == false; ++Vf)
{
if ((Vf.File()->Flags & pkgCache::Flag::NotSource) != 0)
continue;
}
// check if we have one trusted source for the package. if so, switch
- // to "TrustedOnly" mode
- for (pkgCache::VerFileIterator i = Version.FileList(); i.end() == false; i++)
+ // to "TrustedOnly" mode - but only if not in AllowUnauthenticated mode
+ bool const allowUnauth = _config->FindB("APT::Get::AllowUnauthenticated", false);
+ bool const debugAuth = _config->FindB("Debug::pkgAcquire::Auth", false);
+ bool seenUntrusted = false;
+ for (pkgCache::VerFileIterator i = Version.FileList(); i.end() == false; ++i)
{
pkgIndexFile *Index;
if (Sources->FindIndex(i.File(),Index) == false)
continue;
- if (_config->FindB("Debug::pkgAcquire::Auth", false))
- {
+
+ if (debugAuth == true)
std::cerr << "Checking index: " << Index->Describe()
- << "(Trusted=" << Index->IsTrusted() << ")\n";
- }
- if (Index->IsTrusted()) {
+ << "(Trusted=" << Index->IsTrusted() << ")" << std::endl;
+
+ if (Index->IsTrusted() == true)
+ {
Trusted = true;
- break;
+ if (allowUnauth == false)
+ break;
}
+ else
+ seenUntrusted = true;
}
// "allow-unauthenticated" restores apts old fetching behaviour
// that means that e.g. unauthenticated file:// uris are higher
// priority than authenticated http:// uris
- if (_config->FindB("APT::Get::AllowUnauthenticated",false) == true)
+ if (allowUnauth == true && seenUntrusted == true)
Trusted = false;
// Select a source
if (QueueNext() == false && _error->PendingError() == false)
- _error->Error(_("I wasn't able to locate file for the %s package. "
- "This might mean you need to manually fix this package."),
- Version.ParentPkg().Name());
+ _error->Error(_("Can't find a source to download version '%s' of '%s'"),
+ Version.VerStr(), Version.ParentPkg().FullName(false).c_str());
}
/*}}}*/
// AcqArchive::QueueNext - Queue the next file source /*{{{*/
the archive is already available in the cache and stashs the MD5 for
checking later. */
bool pkgAcqArchive::QueueNext()
-{
- for (; Vf.end() == false; Vf++)
+{
+ string const ForceHash = _config->Find("Acquire::ForceHash");
+ for (; Vf.end() == false; ++Vf)
{
// Ignore not source sources
if ((Vf.File()->Flags & pkgCache::Flag::NotSource) != 0)
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, "sha512") == 0)
+ ExpectedHash = HashString("SHA512", Parse.SHA512Hash());
+ else 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.SHA512Hash()).empty() == false)
+ ExpectedHash = HashString("SHA512", Hash);
+ else 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."),
Desc.URI = Index->ArchiveURI(PkgFile);
Desc.Description = Index->ArchiveInfo(Version);
Desc.Owner = this;
- Desc.ShortDesc = Version.ParentPkg().Name();
+ Desc.ShortDesc = Version.ParentPkg().FullName(true);
// See if we already have the file. (Legacy filenames)
FileSize = Version->Size;
if (stat(FinalFile.c_str(),&Buf) == 0)
{
// Make sure the size matches
- if ((unsigned)Buf.st_size == Version->Size)
+ if ((unsigned long long)Buf.st_size == Version->Size)
{
Complete = true;
Local = true;
if (stat(FinalFile.c_str(),&Buf) == 0)
{
// Make sure the size matches
- if ((unsigned)Buf.st_size == Version->Size)
+ if ((unsigned long long)Buf.st_size == Version->Size)
{
Complete = true;
Local = true;
return true;
}
- /* Hmm, we have a file and its size does not match, this shouldnt
+ /* Hmm, we have a file and its size does not match, this shouldn't
happen.. */
unlink(FinalFile.c_str());
}
if (stat(DestFile.c_str(),&Buf) == 0)
{
// Hmm, the partial file is too big, erase it
- if ((unsigned)Buf.st_size > Version->Size)
+ if ((unsigned long long)Buf.st_size > Version->Size)
unlink(DestFile.c_str());
else
PartialSize = Buf.st_size;
}
-
+
+ // Disables download of archives - useful if no real installation follows,
+ // e.g. if we are just interested in proposed installation order
+ if (_config->FindB("Debug::pkgAcqArchive::NoQueue", false) == true)
+ {
+ Complete = true;
+ Local = true;
+ Status = StatDone;
+ StoreFilename = DestFile = FinalFile;
+ return true;
+ }
+
// Create the item
Local = false;
- Desc.URI = Index->ArchiveURI(PkgFile);
- Desc.Description = Index->ArchiveInfo(Version);
- Desc.Owner = this;
- Desc.ShortDesc = Version.ParentPkg().Name();
QueueURI(Desc);
- Vf++;
+ ++Vf;
return true;
}
return false;
// AcqArchive::Done - Finished fetching /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcqArchive::Done(string Message,unsigned long Size,string CalcHash,
+void pkgAcqArchive::Done(string Message,unsigned long long Size,string CalcHash,
pkgAcquire::MethodConfig *Cfg)
{
Item::Done(Message,Size,CalcHash,Cfg);
// Check the size
if (Size != Version->Size)
{
- Status = StatError;
- ErrorText = _("Size mismatch");
+ RenameOnError(SizeMismatch);
return;
}
// Check the hash
if(ExpectedHash.toStr() != CalcHash)
{
- Status = StatError;
- ErrorText = _("Hash Sum mismatch");
- if(FileExists(DestFile))
- Rename(DestFile,DestFile + ".FAILED");
+ RenameOnError(HashSumMismatch);
return;
}
StringToBool(LookupTag(Message,"Transient-Failure"),false) == true)
{
// Vf = Version.FileList();
- while (Vf.end() == false) Vf++;
+ while (Vf.end() == false) ++Vf;
StoreFilename = string();
Item::Failed(Message,Cnf);
return;
}
}
/*}}}*/
-// AcqArchive::IsTrusted - Determine whether this archive comes from a
-// trusted source /*{{{*/
+// AcqArchive::IsTrusted - Determine whether this archive comes from a trusted source /*{{{*/
// ---------------------------------------------------------------------
-bool pkgAcqArchive::IsTrusted()
+APT_PURE bool pkgAcqArchive::IsTrusted()
{
return Trusted;
}
-
+ /*}}}*/
// AcqArchive::Finished - Fetching has finished, tidy up /*{{{*/
// ---------------------------------------------------------------------
/* */
StoreFilename = string();
}
/*}}}*/
-
// AcqFile::pkgAcqFile - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* 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)
+ unsigned long long Size,string Dsc,string ShortDesc,
+ const string &DestDir, const string &DestFilename,
+ bool IsIndexFile) :
+ Item(Owner), ExpectedHash(Hash), IsIndexFile(IsIndexFile)
{
Retries = _config->FindI("Acquire::Retries",0);
if (stat(DestFile.c_str(),&Buf) == 0)
{
// Hmm, the partial file is too big, erase it
- if ((unsigned)Buf.st_size > Size)
+ if ((Size > 0) && (unsigned long long)Buf.st_size > Size)
unlink(DestFile.c_str());
else
PartialSize = Buf.st_size;
// AcqFile::Done - Item downloaded OK /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcqFile::Done(string Message,unsigned long Size,string CalcHash,
+void pkgAcqFile::Done(string Message,unsigned long long Size,string CalcHash,
pkgAcquire::MethodConfig *Cnf)
{
Item::Done(Message,Size,CalcHash,Cnf);
// Check the hash
if(!ExpectedHash.empty() && ExpectedHash.toStr() != CalcHash)
{
- Status = StatError;
- ErrorText = "Hash Sum mismatch";
- Rename(DestFile,DestFile + ".FAILED");
+ RenameOnError(HashSumMismatch);
return;
}
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 "";
+}
+ /*}}}*/
projects / apt.git / blobdiff