// Include Files /*{{{*/
#include <config.h>
-#include <apt-pkg/acquire-method.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/error.h>
#include <apt-pkg/fileutl.h>
// Parse off any trailing spaces between the : and the next word.
string::size_type Pos2 = Pos;
- while (Pos2 < Line.length() && isspace(Line[Pos2]) != 0)
+ while (Pos2 < Line.length() && isspace_ascii(Line[Pos2]) != 0)
Pos2++;
string Tag = string(Line,0,Pos);
{
Code[0] = '\0';
if (Owner != NULL && Owner->Debug == true)
- clog << "HTTP server doesn't give Reason-Phrase for " << Result << std::endl;
+ clog << "HTTP server doesn't give Reason-Phrase for " << std::to_string(Result) << std::endl;
}
else if (elements != 4)
return _error->Error(_("The HTTP server sent an invalid reply header"));
else
{
if (Major == 1 && Minor == 0)
+ {
Persistent = false;
+ }
else
+ {
Persistent = true;
+ if (PipelineAllowed)
+ Pipeline = true;
+ }
}
return true;
}
/*}}}*/
// ServerState::ServerState - Constructor /*{{{*/
-ServerState::ServerState(URI Srv, ServerMethod *Owner) : ServerName(Srv), TimeOut(120), Owner(Owner)
+ServerState::ServerState(URI Srv, ServerMethod *Owner) :
+ DownloadSize(0), ServerName(Srv), TimeOut(120), Owner(Owner)
{
Reset();
}
}
/*}}}*/
-bool ServerMethod::Configuration(string Message) /*{{{*/
-{
- if (pkgAcqMethod::Configuration(Message) == false)
- return false;
-
- DropPrivsOrDie();
-
- return true;
-}
- /*}}}*/
-
// ServerMethod::DealWithHeaders - Handle the retrieved header data /*{{{*/
// ---------------------------------------------------------------------
/* We look at the header data we got back from the server and decide what
// Not Modified
if (Server->Result == 304)
{
- unlink(Queue->DestFile.c_str());
+ RemoveFile("server", Queue->DestFile);
Res.IMSHit = true;
Res.LastModified = Queue->LastModified;
return IMS_HIT;
Server->StartPos = Server->TotalFileSize;
Server->Result = 200;
}
- else if (unlink(Queue->DestFile.c_str()) == 0)
+ else if (RemoveFile("server", Queue->DestFile))
{
NextURI = Queue->Uri;
return TRY_AGAIN_OR_REDIRECT;
depth. */
bool ServerMethod::Fetch(FetchItem *)
{
- if (Server == 0)
+ if (Server == nullptr || QueueBack == nullptr)
return true;
- // Queue the requests
- int Depth = -1;
- for (FetchItem *I = Queue; I != 0 && Depth < (signed)PipelineDepth;
- I = I->Next, Depth++)
- {
- if (Depth >= 0)
- {
- // If pipelining is disabled, we only queue 1 request
- if (Server->Pipeline == false)
- break;
- // if we have no hashes, do at most one such request
- // as we can't fixup pipeling misbehaviors otherwise
- else if (I->ExpectedHashes.usable() == false)
- break;
- }
-
+ // If pipelining is disabled, we only queue 1 request
+ auto const AllowedDepth = Server->Pipeline ? PipelineDepth : 0;
+ // how deep is our pipeline currently?
+ decltype(PipelineDepth) CurrentDepth = 0;
+ for (FetchItem const *I = Queue; I != QueueBack; I = I->Next)
+ ++CurrentDepth;
+
+ do {
// Make sure we stick with the same server
- if (Server->Comp(I->Uri) == false)
+ if (Server->Comp(QueueBack->Uri) == false)
+ break;
+
+ bool const UsableHashes = QueueBack->ExpectedHashes.usable();
+ // if we have no hashes, do at most one such request
+ // as we can't fixup pipeling misbehaviors otherwise
+ if (CurrentDepth != 0 && UsableHashes == false)
break;
- if (QueueBack == I)
+
+ if (UsableHashes && FileExists(QueueBack->DestFile))
{
- QueueBack = I->Next;
- SendReq(I);
- continue;
+ FileFd partial(QueueBack->DestFile, FileFd::ReadOnly);
+ Hashes wehave(QueueBack->ExpectedHashes);
+ if (QueueBack->ExpectedHashes.FileSize() == partial.FileSize())
+ {
+ if (wehave.AddFD(partial) &&
+ wehave.GetHashStringList() == QueueBack->ExpectedHashes)
+ {
+ FetchResult Res;
+ Res.Filename = QueueBack->DestFile;
+ Res.ResumePoint = QueueBack->ExpectedHashes.FileSize();
+ URIStart(Res);
+ // move item to the start of the queue as URIDone will
+ // always dequeued the first item in the queue
+ if (Queue != QueueBack)
+ {
+ FetchItem *Prev = Queue;
+ for (; Prev->Next != QueueBack; Prev = Prev->Next)
+ /* look for the previous queue item */;
+ Prev->Next = QueueBack->Next;
+ QueueBack->Next = Queue;
+ Queue = QueueBack;
+ QueueBack = Prev->Next;
+ }
+ Res.TakeHashes(wehave);
+ URIDone(Res);
+ continue;
+ }
+ else
+ RemoveFile("Fetch-Partial", QueueBack->DestFile);
+ }
}
- }
-
+ auto const Tmp = QueueBack;
+ QueueBack = QueueBack->Next;
+ SendReq(Tmp);
+ ++CurrentDepth;
+ } while (CurrentDepth <= AllowedDepth && QueueBack != nullptr);
+
return true;
}
/*}}}*/
// Connect to the server
if (Server == 0 || Server->Comp(Queue->Uri) == false)
- {
- delete Server;
Server = CreateServerState(Queue->Uri);
- }
+
/* If the server has explicitly said this is the last connection
then we pre-emptively shut down the pipeline and tear down
the connection. This will speed up HTTP/1.0 servers a tad
if (Server->Open() == false)
{
Fail(true);
- delete Server;
- Server = 0;
+ Server = nullptr;
continue;
}
{
_error->Error(_("Bad header data"));
Fail(true);
+ Server->Close();
RotateDNS();
continue;
}
_error->Discard();
Server->Close();
Server->Pipeline = false;
+ Server->PipelineAllowed = false;
if (FailCounter >= 2)
{
strprintf(out, _("Automatically disabled %s due to incorrect response from server/proxy. (man 5 apt.conf)"), "Acquire::http::PipelineDepth");
std::cerr << "W: " << out << std::endl;
Server->Pipeline = false;
+ Server->PipelineAllowed = false;
// we keep the PipelineDepth value so that the rest of the queue can be fixed up as well
}
Rename(Res.Filename, I->DestFile);
return 0;
}
/*}}}*/
- /*{{{*/
-unsigned long long
-ServerMethod::FindMaximumObjectSizeInQueue() const
+unsigned long long ServerMethod::FindMaximumObjectSizeInQueue() const /*{{{*/
{
unsigned long long MaxSizeInQueue = 0;
for (FetchItem *I = Queue; I != 0 && I != QueueBack; I = I->Next)
return MaxSizeInQueue;
}
/*}}}*/
+ServerMethod::ServerMethod(char const * const Binary, char const * const Ver,unsigned long const Flags) :/*{{{*/
+ aptMethod(Binary, Ver, Flags), Server(nullptr), File(NULL), PipelineDepth(10),
+ AllowRedirect(false), Debug(false)
+{
+}
+ /*}}}*/
projects / apt.git / blobdiff