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-rw-r--r--apt-pkg/acquire.cc59
1 files changed, 56 insertions, 3 deletions
diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index b5f88e1b3..b4d1b5959 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -269,6 +269,42 @@ void pkgAcquire::Remove(Worker *Work)
it is constructed which creates a queue (based on the current queue
mode) and puts the item in that queue. If the system is running then
the queue might be started. */
+static bool CheckForBadItemAndFailIt(pkgAcquire::Item * const Item,
+ pkgAcquire::MethodConfig const * const Config, pkgAcquireStatus * const Log)
+{
+ auto SavedDesc = Item->GetItemDesc();
+ if (Item->IsRedirectionLoop(SavedDesc.URI))
+ {
+ std::string const Message = "400 URI Failure"
+ "\nURI: " + SavedDesc.URI +
+ "\nFilename: " + Item->DestFile +
+ "\nFailReason: RedirectionLoop";
+
+ Item->Status = pkgAcquire::Item::StatError;
+ Item->Failed(Message, Config);
+ if (Log != nullptr)
+ Log->Fail(SavedDesc);
+ return true;
+ }
+
+ HashStringList const hsl = Item->GetExpectedHashes();
+ if (hsl.usable() == false && Item->HashesRequired() &&
+ _config->Exists("Acquire::ForceHash") == false)
+ {
+ std::string const Message = "400 URI Failure"
+ "\nURI: " + SavedDesc.URI +
+ "\nFilename: " + Item->DestFile +
+ "\nFailReason: WeakHashSums";
+
+ auto SavedDesc = Item->GetItemDesc();
+ Item->Status = pkgAcquire::Item::StatAuthError;
+ Item->Failed(Message, Config);
+ if (Log != nullptr)
+ Log->Fail(SavedDesc);
+ return true;
+ }
+ return false;
+}
void pkgAcquire::Enqueue(ItemDesc &Item)
{
// Determine which queue to put the item in
@@ -277,6 +313,13 @@ void pkgAcquire::Enqueue(ItemDesc &Item)
if (Name.empty() == true)
return;
+ /* the check for running avoids that we produce errors
+ in logging before we actually have started, which would
+ be easier to implement but would confuse users/implementations
+ so we check the items skipped here in #Startup */
+ if (Running && CheckForBadItemAndFailIt(Item.Owner, Config, Log))
+ return;
+
// Find the queue structure
Queue *I = Queues;
for (; I != 0 && I->Name != Name; I = I->Next);
@@ -912,10 +955,20 @@ bool pkgAcquire::Queue::Startup()
if (Workers == 0)
{
URI U(Name);
- pkgAcquire::MethodConfig *Cnf = Owner->GetConfig(U.Access);
- if (Cnf == 0)
+ pkgAcquire::MethodConfig * const Cnf = Owner->GetConfig(U.Access);
+ if (unlikely(Cnf == nullptr))
return false;
-
+
+ // now-running twin of the pkgAcquire::Enqueue call
+ for (QItem *I = Items; I != 0; )
+ {
+ auto const INext = I->Next;
+ for (auto &&O: I->Owners)
+ CheckForBadItemAndFailIt(O, Cnf, Owner->Log);
+ // if an item failed, it will be auto-dequeued invalidation our I here
+ I = INext;
+ }
+
Workers = new Worker(this,Cnf,Owner->Log);
Owner->Add(Workers);
if (Workers->Start() == false)