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-rw-r--r--methods/server.cc52
1 files changed, 45 insertions, 7 deletions
diff --git a/methods/server.cc b/methods/server.cc
index 92d94e638..4a961f454 100644
--- a/methods/server.cc
+++ b/methods/server.cc
@@ -324,10 +324,10 @@ ServerMethod::DealWithHeaders(FetchResult &Res)
failure */
if (Server->Result < 200 || Server->Result >= 300)
{
- char err[255];
- snprintf(err,sizeof(err)-1,"HttpError%i",Server->Result);
+ std::string err;
+ strprintf(err, "HttpError%u", Server->Result);
SetFailReason(err);
- _error->Error("%u %s",Server->Result,Server->Code);
+ _error->Error("%u %s", Server->Result, Server->Code);
if (Server->HaveContent == true)
return ERROR_WITH_CONTENT_PAGE;
return ERROR_UNRECOVERABLE;
@@ -393,9 +393,16 @@ bool ServerMethod::Fetch(FetchItem *)
for (FetchItem *I = Queue; I != 0 && Depth < (signed)PipelineDepth;
I = I->Next, Depth++)
{
- // If pipelining is disabled, we only queue 1 request
- if (Server->Pipeline == false && Depth >= 0)
- break;
+ 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;
+ }
// Make sure we stick with the same server
if (Server->Comp(I->Uri) == false)
@@ -547,7 +554,38 @@ int ServerMethod::Loop()
// Send status to APT
if (Result == true)
{
- Res.TakeHashes(*Server->GetHashes());
+ Hashes * const resultHashes = Server->GetHashes();
+ HashStringList const hashList = resultHashes->GetHashStringList();
+ if (PipelineDepth != 0 && Queue->ExpectedHashes.usable() == true && Queue->ExpectedHashes != hashList)
+ {
+ // we did not get the expected hash… mhhh:
+ // could it be that server/proxy messed up pipelining?
+ FetchItem * BeforeI = Queue;
+ for (FetchItem *I = Queue->Next; I != 0 && I != QueueBack; I = I->Next)
+ {
+ if (I->ExpectedHashes.usable() == true && I->ExpectedHashes == hashList)
+ {
+ // yes, he did! Disable pipelining and rewrite queue
+ if (Server->Pipeline == true)
+ {
+ // FIXME: fake a warning message as we have no proper way of communicating here
+ std::string out;
+ 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;
+ // we keep the PipelineDepth value so that the rest of the queue can be fixed up as well
+ }
+ Rename(Res.Filename, I->DestFile);
+ Res.Filename = I->DestFile;
+ BeforeI->Next = I->Next;
+ I->Next = Queue;
+ Queue = I;
+ break;
+ }
+ BeforeI = I;
+ }
+ }
+ Res.TakeHashes(*resultHashes);
URIDone(Res);
}
else