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-rw-r--r--apt-pkg/acquire-item.cc111
-rw-r--r--apt-pkg/acquire-item.h1
-rw-r--r--apt-pkg/acquire.cc40
-rw-r--r--apt-pkg/acquire.h2
4 files changed, 89 insertions, 65 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 704e285b5..11c522ae5 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -67,11 +67,11 @@ static void printHashSumComparision(std::string const &URI, HashStringList const
/*}}}*/
static void ChangeOwnerAndPermissionOfFile(char const * const requester, char const * const file, char const * const user, char const * const group, mode_t const mode) /*{{{*/
{
- // ensure the file is owned by root and has good permissions
- struct passwd const * const pw = getpwnam(user);
- struct group const * const gr = getgrnam(group);
- if (getuid() == 0) // if we aren't root, we can't chown, so don't try it
+ if (getuid() == 0 && strlen(user) != 0 && strlen(group) != 0) // if we aren't root, we can't chown, so don't try it
{
+ // ensure the file is owned by root and has good permissions
+ struct passwd const * const pw = getpwnam(user);
+ struct group const * const gr = getgrnam(group);
if (pw != NULL && gr != NULL && chown(file, pw->pw_uid, gr->gr_gid) != 0)
_error->WarningE(requester, "chown to %s:%s of file %s failed", user, group, file);
}
@@ -155,7 +155,10 @@ pkgAcquire::Item::~Item()
fetch this object */
void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
- if(ErrorText == "")
+ if (RealFileExists(DestFile))
+ ChangeOwnerAndPermissionOfFile("Item::Failed", DestFile.c_str(), "root", "root", 0644);
+
+ if(ErrorText.empty())
ErrorText = LookupTag(Message,"Message");
UsedMirror = LookupTag(Message,"UsedMirror");
if (QueueCounter <= 1)
@@ -179,9 +182,9 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
Status = StatIdle;
// check fail reason
- string FailReason = LookupTag(Message, "FailReason");
+ string const FailReason = LookupTag(Message, "FailReason");
if(FailReason == "MaximumSizeExceeded")
- Rename(DestFile, DestFile+".FAILED");
+ RenameOnError(MaximumSizeExceeded);
// report mirror failure back to LP if we actually use a mirror
if(FailReason.size() != 0)
@@ -197,6 +200,7 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
void pkgAcquire::Item::Start(string /*Message*/,unsigned long long Size)
{
Status = StatFetching;
+ ErrorText.clear();
if (FileSize == 0 && Complete == false)
FileSize = Size;
}
@@ -215,6 +219,8 @@ void pkgAcquire::Item::Done(string Message,unsigned long long Size,HashStringLis
if (Owner->Log != 0)
Owner->Log->Fetched(Size,atoi(LookupTag(Message,"Resume-Point","0").c_str()));
}
+ if (RealFileExists(DestFile))
+ ChangeOwnerAndPermissionOfFile("Item::Done", DestFile.c_str(), "root", "root", 0644);
if (FileSize == 0)
FileSize= Size;
@@ -231,6 +237,7 @@ bool pkgAcquire::Item::Rename(string From,string To)
{
if (rename(From.c_str(),To.c_str()) == 0)
return true;
+ ChangeOwnerAndPermissionOfFile("Item::Failed", To.c_str(), "root", "root", 0644);
std::string S;
strprintf(S, _("rename failed, %s (%s -> %s)."), strerror(errno),
@@ -258,7 +265,7 @@ void pkgAcquire::Item::Dequeue() /*{{{*/
/*}}}*/
bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const error)/*{{{*/
{
- if(FileExists(DestFile))
+ if (RealFileExists(DestFile))
Rename(DestFile, DestFile + ".FAILED");
switch (error)
@@ -283,7 +290,11 @@ bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const
Status = StatError;
break;
case NotClearsigned:
- ErrorText = _("Does not start with a cleartext signature");
+ ErrorText = _("Does not start with a cleartext signature");
+ Status = StatError;
+ break;
+ case MaximumSizeExceeded:
+ // the method is expected to report a good error for this
Status = StatError;
break;
}
@@ -702,14 +713,14 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile) /*{{{*/
/*}}}*/
void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * Cnf)/*{{{*/
{
+ Item::Failed(Message,Cnf);
+ Status = StatDone;
+
if(Debug)
std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
<< "Falling back to normal index file acquire" << std::endl;
new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
-
- Item::Failed(Message,Cnf);
- Status = StatDone;
}
/*}}}*/
void pkgAcqDiffIndex::Done(string Message,unsigned long long Size,HashStringList const &Hashes, /*{{{*/
@@ -792,8 +803,11 @@ pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
}
}
/*}}}*/
-void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
+void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig * Cnf)/*{{{*/
{
+ Item::Failed(Message,Cnf);
+ Status = StatDone;
+
if(Debug)
std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << " with " << Message << std::endl
<< "Falling back to normal index file acquire" << std::endl;
@@ -1281,11 +1295,14 @@ string pkgAcqIndex::Custom600Headers() const
// pkgAcqIndex::Failed - getting the indexfile failed /*{{{*/
void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
+ Item::Failed(Message,Cnf);
+
size_t const nextExt = CompressionExtensions.find(' ');
if (nextExt != std::string::npos)
{
CompressionExtensions = CompressionExtensions.substr(nextExt+1);
Init(RealURI, Desc.Description, Desc.ShortDesc);
+ Status = StatIdle;
return;
}
@@ -1295,8 +1312,6 @@ void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
unlink(EraseFileName.c_str());
}
- Item::Failed(Message,Cnf);
-
/// cancel the entire transaction
TransactionManager->AbortTransaction();
}
@@ -1521,6 +1536,8 @@ string pkgAcqIndexTrans::Custom600Headers() const
// AcqIndexTrans::Failed - Silence failure messages for missing files /*{{{*/
void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
+ Item::Failed(Message,Cnf);
+
size_t const nextExt = CompressionExtensions.find(' ');
if (nextExt != std::string::npos)
{
@@ -1530,8 +1547,6 @@ void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
return;
}
- Item::Failed(Message,Cnf);
-
// FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
@@ -1563,16 +1578,9 @@ void pkgAcqMetaBase::AbortTransaction()
if ((*I)->Status == pkgAcquire::Item::StatIdle)
(*I)->Status = pkgAcquire::Item::StatDone;
- // kill failed files in partial
- if ((*I)->Status == pkgAcquire::Item::StatError)
- {
- std::string const PartialFile = GetPartialFileName(flNotDir((*I)->DestFile));
- if(FileExists(PartialFile))
- Rename(PartialFile, PartialFile + ".FAILED");
- }
- // fix permissions for existing files which were part of a reverify
- // like InRelease files or files in partial we might work with next time
- else if (FileExists((*I)->DestFile))
+ // reverify might act on a file outside of partial
+ // (as it itself is good, but needed to verify others, like Release)
+ if ((*I)->DestFile == (*I)->PartialFile && RealFileExists((*I)->DestFile))
ChangeOwnerAndPermissionOfFile("AbortTransaction", (*I)->DestFile.c_str(), "root", "root", 0644);
}
Transaction.clear();
@@ -1608,8 +1616,6 @@ void pkgAcqMetaBase::CommitTransaction()
<< (*I)->DescURI() << std::endl;
Rename((*I)->PartialFile, (*I)->DestFile);
- ChangeOwnerAndPermissionOfFile("CommitTransaction", (*I)->DestFile.c_str(), "root", "root", 0644);
-
} else {
if(_config->FindB("Debug::Acquire::Transaction", false) == true)
std::clog << "rm "
@@ -1758,16 +1764,17 @@ void pkgAcqMetaSig::Done(string Message,unsigned long long Size,
/*}}}*/
void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
{
- string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ Item::Failed(Message,Cnf);
// check if we need to fail at this point
if (AuthPass == true && CheckStopAuthentication(RealURI, Message))
return;
// FIXME: meh, this is not really elegant
- string InReleaseURI = RealURI.replace(RealURI.rfind("Release.gpg"), 12,
+ string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ string const InReleaseURI = RealURI.replace(RealURI.rfind("Release.gpg"), 12,
"InRelease");
- string FinalInRelease = _config->FindDir("Dir::State::lists") + URItoFileName(InReleaseURI);
+ string const FinalInRelease = _config->FindDir("Dir::State::lists") + URItoFileName(InReleaseURI);
if (RealFileExists(Final) || RealFileExists(FinalInRelease))
{
@@ -1782,7 +1789,7 @@ void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
_error->Warning(_("This is normally not allowed, but the option "
"Acquire::AllowDowngradeToInsecureRepositories was "
"given to override it."));
-
+ Status = StatDone;
} else {
_error->Error("%s", downgrade_msg.c_str());
Rename(MetaIndexFile, MetaIndexFile+".FAILED");
@@ -1810,8 +1817,6 @@ void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
QueueIndexes(true);
}
- Item::Failed(Message,Cnf);
-
// FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
@@ -2226,10 +2231,12 @@ string pkgAcqMetaClearSig::Custom600Headers() const
/*}}}*/
// pkgAcqMetaClearSig::Done - We got a file /*{{{*/
// ---------------------------------------------------------------------
-void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long /*Size*/,
- HashStringList const &/*Hashes*/,
+void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long Size,
+ HashStringList const &Hashes,
pkgAcquire::MethodConfig *Cnf)
{
+ Item::Done(Message, Size, Hashes, Cnf);
+
// if we expect a ClearTextSignature (InRelase), ensure that
// this is what we get and if not fail to queue a
// Release/Release.gpg, see #346386
@@ -2567,7 +2574,6 @@ void pkgAcqArchive::Done(string Message,unsigned long long Size, HashStringList
string FinalFile = _config->FindDir("Dir::Cache::Archives");
FinalFile += flNotDir(StoreFilename);
Rename(DestFile,FinalFile);
- ChangeOwnerAndPermissionOfFile("pkgAcqArchive::Done", FinalFile.c_str(), "root", "root", 0644);
StoreFilename = DestFile = FinalFile;
Complete = true;
}
@@ -2577,8 +2583,8 @@ void pkgAcqArchive::Done(string Message,unsigned long long Size, HashStringList
/* Here we try other sources */
void pkgAcqArchive::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
- ErrorText = LookupTag(Message,"Message");
-
+ Item::Failed(Message,Cnf);
+
/* We don't really want to retry on failed media swaps, this prevents
that. An interesting observation is that permanent failures are not
recorded. */
@@ -2588,10 +2594,10 @@ void pkgAcqArchive::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
// Vf = Version.FileList();
while (Vf.end() == false) ++Vf;
StoreFilename = string();
- Item::Failed(Message,Cnf);
return;
}
-
+
+ Status = StatIdle;
if (QueueNext() == false)
{
// This is the retry counter
@@ -2604,9 +2610,9 @@ void pkgAcqArchive::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
if (QueueNext() == true)
return;
}
-
+
StoreFilename = string();
- Item::Failed(Message,Cnf);
+ Status = StatError;
}
}
/*}}}*/
@@ -2726,7 +2732,12 @@ void pkgAcqFile::Done(string Message,unsigned long long Size,HashStringList cons
// Symlink the file
if (symlink(FileName.c_str(),DestFile.c_str()) != 0)
{
- ErrorText = "Link to " + DestFile + " failure ";
+ _error->PushToStack();
+ _error->Errno("pkgAcqFile::Done", "Symlinking file %s failed", DestFile.c_str());
+ std::stringstream msg;
+ _error->DumpErrors(msg);
+ _error->RevertToStack();
+ ErrorText = msg.str();
Status = StatError;
Complete = false;
}
@@ -2738,19 +2749,19 @@ void pkgAcqFile::Done(string Message,unsigned long long Size,HashStringList cons
/* Here we try other sources */
void pkgAcqFile::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
- ErrorText = LookupTag(Message,"Message");
-
+ Item::Failed(Message,Cnf);
+
// This is the retry counter
if (Retries != 0 &&
Cnf->LocalOnly == false &&
StringToBool(LookupTag(Message,"Transient-Failure"),false) == true)
{
- Retries--;
+ --Retries;
QueueURI(Desc);
+ Status = StatIdle;
return;
}
-
- Item::Failed(Message,Cnf);
+
}
/*}}}*/
// AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/
diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index 68d5a01ce..4b4ef5fca 100644
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -323,6 +323,7 @@ class pkgAcquire::Item : public WeakPointable
InvalidFormat,
SignatureError,
NotClearsigned,
+ MaximumSizeExceeded
};
/** \brief Rename failed file and set error
diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 1e20b74be..2c89c2dea 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -54,23 +54,38 @@ pkgAcquire::pkgAcquire() : LockFD(-1), Queues(0), Workers(0), Configs(0), Log(NU
Debug(_config->FindB("Debug::pkgAcquire",false)),
Running(false)
{
- string const Mode = _config->Find("Acquire::Queue-Mode","host");
- if (strcasecmp(Mode.c_str(),"host") == 0)
- QueueMode = QueueHost;
- if (strcasecmp(Mode.c_str(),"access") == 0)
- QueueMode = QueueAccess;
+ Initialize();
}
pkgAcquire::pkgAcquire(pkgAcquireStatus *Progress) : LockFD(-1), Queues(0), Workers(0),
Configs(0), Log(NULL), ToFetch(0),
Debug(_config->FindB("Debug::pkgAcquire",false)),
Running(false)
{
+ Initialize();
+ SetLog(Progress);
+}
+void pkgAcquire::Initialize()
+{
string const Mode = _config->Find("Acquire::Queue-Mode","host");
if (strcasecmp(Mode.c_str(),"host") == 0)
QueueMode = QueueHost;
if (strcasecmp(Mode.c_str(),"access") == 0)
QueueMode = QueueAccess;
- SetLog(Progress);
+
+ // chown the auth.conf file as it will be accessed by our methods
+ std::string const SandboxUser = _config->Find("APT::Sandbox::User");
+ if (getuid() == 0 && SandboxUser.empty() == false) // if we aren't root, we can't chown, so don't try it
+ {
+ struct passwd const * const pw = getpwnam(SandboxUser.c_str());
+ struct group const * const gr = getgrnam("root");
+ if (pw != NULL && gr != NULL)
+ {
+ std::string const AuthConf = _config->FindFile("Dir::Etc::netrc");
+ if(AuthConf.empty() == false && RealFileExists(AuthConf) &&
+ chown(AuthConf.c_str(), pw->pw_uid, gr->gr_gid) != 0)
+ _error->WarningE("SetupAPTPartialDirectory", "chown to %s:root of file %s failed", SandboxUser.c_str(), AuthConf.c_str());
+ }
+ }
}
/*}}}*/
// Acquire::GetLock - lock directory and prepare for action /*{{{*/
@@ -81,21 +96,16 @@ static bool SetupAPTPartialDirectory(std::string const &grand, std::string const
CreateAPTDirectoryIfNeeded(parent, partial) == false)
return false;
- if (getuid() == 0) // if we aren't root, we can't chown, so don't try it
+ std::string const SandboxUser = _config->Find("APT::Sandbox::User");
+ if (getuid() == 0 && SandboxUser.empty() == false) // if we aren't root, we can't chown, so don't try it
{
- std::string SandboxUser = _config->Find("APT::Sandbox::User");
- struct passwd *pw = getpwnam(SandboxUser.c_str());
- struct group *gr = getgrnam("root");
+ struct passwd const * const pw = getpwnam(SandboxUser.c_str());
+ struct group const * const gr = getgrnam("root");
if (pw != NULL && gr != NULL)
{
// chown the partial dir
if(chown(partial.c_str(), pw->pw_uid, gr->gr_gid) != 0)
_error->WarningE("SetupAPTPartialDirectory", "chown to %s:root of directory %s failed", SandboxUser.c_str(), partial.c_str());
- // chown the auth.conf file
- std::string const AuthConf = _config->FindFile("Dir::Etc::netrc");
- if(AuthConf.empty() == false && RealFileExists(AuthConf) &&
- chown(AuthConf.c_str(), pw->pw_uid, gr->gr_gid) != 0)
- _error->WarningE("SetupAPTPartialDirectory", "chown to %s:root of file %s failed", SandboxUser.c_str(), AuthConf.c_str());
}
}
if (chmod(partial.c_str(), 0700) != 0)
diff --git a/apt-pkg/acquire.h b/apt-pkg/acquire.h
index a1a192d5f..f33362922 100644
--- a/apt-pkg/acquire.h
+++ b/apt-pkg/acquire.h
@@ -378,6 +378,8 @@ class pkgAcquire
*/
virtual ~pkgAcquire();
+ private:
+ APT_HIDDEN void Initialize();
};
/** \brief Represents a single download source from which an item
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 21:33:33 +0000