##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/acquire-item.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/md5.h>
#include <apt-pkg/sha1.h>
#include <apt-pkg/tagfile.h>
+#include <apt-pkg/indexrecords.h>
+#include <apt-pkg/metaindex.h>
-#include <apti18n.h>
-
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <sstream>
#include <stdio.h>
#include <ctime>
+
+#include <apti18n.h>
/*}}}*/
using namespace std;
/*}}}*/
// AcqSubIndex::AcqSubIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
-/* Get the Index file first and see if there are languages available
- * If so, create a pkgAcqIndexTrans for the found language(s).
- */
+/* 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/";
Status = StatDone;
Dequeue();
- // No good Index is provided, so try guessing
- std::vector<std::string> langs = APT::Configuration::getLanguages(true);
- for (std::vector<std::string>::const_iterator l = langs.begin();
- l != langs.end(); ++l)
- {
- if (*l == "none") continue;
- string const file = "Translation-" + *l;
- new pkgAcqIndexTrans(Owner, Desc.URI.substr(0, Desc.URI.rfind('/')+1).append(file),
- Desc.Description.erase(Desc.Description.rfind(' ')+1).append(file),
- file);
- }
+ // No good Index is provided
}
/*}}}*/
void pkgAcqSubIndex::Done(string Message,unsigned long long Size,string Md5Hash, /*{{{*/
indexRecords SubIndexParser;
if (FileExists(IndexFile) == false || SubIndexParser.Load(IndexFile) == false)
return false;
-
- std::vector<std::string> lang = APT::Configuration::getLanguages(true);
- for (std::vector<std::string>::const_iterator l = lang.begin();
- l != lang.end(); ++l)
- {
- if (*l == "none")
- continue;
-
- string file = "Translation-" + *l;
- indexRecords::checkSum const *Record = SubIndexParser.Lookup(file);
- HashString expected;
- if (Record == NULL)
- {
- // FIXME: the Index file provided by debian currently only includes bz2 records
- Record = SubIndexParser.Lookup(file + ".bz2");
- if (Record == NULL)
- continue;
- }
- else
- {
- expected = Record->Hash;
- if (expected.empty() == true)
- continue;
- }
-
- IndexTarget target;
- target.Description = Desc.Description.erase(Desc.Description.rfind(' ')+1).append(file);
- target.MetaKey = file;
- target.ShortDesc = file;
- target.URI = Desc.URI.substr(0, Desc.URI.rfind('/')+1).append(file);
- new pkgAcqIndexTrans(Owner, &target, expected, &SubIndexParser);
- }
+ // so something with the downloaded index
return true;
}
/*}}}*/
FileFd fd(CurrentPackagesFile, FileFd::ReadOnly);
SHA1Summation SHA1;
- SHA1.AddFD(fd.Fd(), fd.Size());
+ SHA1.AddFD(fd);
string const local_sha1 = SHA1.Result();
if(local_sha1 == ServerSha1)
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
- if(available_patches.size() == 0)
+ if(available_patches.empty() == true)
{
// we are done (yeah!)
Finish(true);
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: "
// 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;
}
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, ServerSha1, available_patches);
return Finish();
if (SigFile == "")
{
// There was no signature file, so we are finished. Download
- // the indexes and do only hashsum verification
+ // the indexes and do only hashsum verification if possible
MetaIndexParser->Load(DestFile);
- QueueIndexes(true);
+ QueueIndexes(false);
}
else
{
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;
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 == NULL)
+ if ((*Target)->IsOptional() == true)
{
- if ((*Target)->IsOptional() == false)
- {
- 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;
- }
+ 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(string((*Target)->MetaKey).append(".").append(*t)) == true)
+ {
+ compressedAvailable = true;
+ break;
+ }
}
- else
+ else if (verify == true)
{
- 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 (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;
- }
+ 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;
+ }
+ }
+ 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)->IsSubIndex() == true)
new pkgAcqSubIndex(Owner, (*Target)->URI, (*Target)->Description,
(*Target)->ShortDesc, ExpectedIndexHash);
- else
- new pkgAcqIndexTrans(Owner, *Target, ExpectedIndexHash, MetaIndexParser);
+ else if (transInRelease == false || Record != NULL || compressedAvailable == true)
+ {
+ if (_config->FindB("Acquire::PDiffs",true) == true && transInRelease == true &&
+ MetaIndexParser->Exists(string((*Target)->MetaKey).append(".diff/Index")) == true)
+ new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
+ (*Target)->ShortDesc, ExpectedIndexHash);
+ else
+ new pkgAcqIndexTrans(Owner, *Target, ExpectedIndexHash, MetaIndexParser);
+ }
continue;
}
if (AuthPass == true)
{
// gpgv method failed, if we have a good signature
- string LastGoodSigFile = _config->FindDir("Dir::State::lists");
- if (DestFile == SigFile)
- LastGoodSigFile.append(URItoFileName(RealURI));
- else
- LastGoodSigFile.append("partial/").append(URItoFileName(RealURI)).append(".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);
if (DestFile != SigFile)
- {
- string VerifiedSigFile = _config->FindDir("Dir::State::lists") +
- URItoFileName(RealURI) + ".gpg";
- Rename(LastGoodSigFile,VerifiedSigFile);
- }
+ 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. "
"GPG error: %s: %s\n"),
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);
+ struct stat Buf;
+ if (stat(Final.c_str(),&Buf) == 0)
+ {
+ string const LastGoodSig = DestFile + ".reverify";
+ Rename(Final,LastGoodSig);
+ }
}
/*}}}*/
// pkgAcqMetaClearSig::Custom600Headers - Insert custom request headers /*{{{*/
struct stat Buf;
if (stat(Final.c_str(),&Buf) != 0)
- return "\nIndex-File: true\nFail-Ignore: true\n";
+ {
+ 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);
}
{
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,
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++)
+ for (pkgCache::VerFileIterator i = Version.FileList(); i.end() == false; ++i)
{
pkgIndexFile *Index;
if (Sources->FindIndex(i.File(),Index) == false)
bool pkgAcqArchive::QueueNext()
{
string const ForceHash = _config->Find("Acquire::ForceHash");
- for (; Vf.end() == false; Vf++)
+ for (; Vf.end() == false; ++Vf)
{
// Ignore not source sources
if ((Vf.File()->Flags & pkgCache::Flag::NotSource) != 0)
{
if(stringcasecmp(ForceHash, "sha512") == 0)
ExpectedHash = HashString("SHA512", Parse.SHA512Hash());
- if(stringcasecmp(ForceHash, "sha256") == 0)
+ else if(stringcasecmp(ForceHash, "sha256") == 0)
ExpectedHash = HashString("SHA256", Parse.SHA256Hash());
else if (stringcasecmp(ForceHash, "sha1") == 0)
ExpectedHash = HashString("SHA1", Parse.SHA1Hash());
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.ShortDesc = Version.ParentPkg().Name();
QueueURI(Desc);
- Vf++;
+ ++Vf;
return true;
}
return false;
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;
projects / apt.git / blobdiff