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[apt.git] / apt-pkg / acquire-worker.cc

diff --git a/apt-pkg/acquire-worker.cc b/apt-pkg/acquire-worker.cc
index 77e2fc3119d5c430effb8940569c6015ac0cb96f..bee01e6200777c5b2a5a6793b05b0cc63d5c91db 100644 (file)
--- a/apt-pkg/acquire-worker.cc
+++ b/apt-pkg/acquire-worker.cc
@@ -14,23 +14,29 @@
 // Include Files                                                       /*{{{*/
 #include <config.h>
 
 // Include Files                                                       /*{{{*/
 #include <config.h>
 

+#include <apt-pkg/acquire.h>

 #include <apt-pkg/acquire-worker.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/acquire-worker.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/strutl.h>

+#include <apt-pkg/hashes.h>

 
 

+#include <string>
+#include <vector>

 #include <iostream>
 #include <sstream>
 #include <iostream>
 #include <sstream>

-#include <fstream>

 
 #include <sys/stat.h>
 
 #include <sys/stat.h>

+#include <stdlib.h>

 #include <unistd.h>
 #include <unistd.h>

-#include <fcntl.h>

 #include <signal.h>
 #include <stdio.h>
 #include <errno.h>
 #include <signal.h>
 #include <stdio.h>
 #include <errno.h>

+#include <sys/types.h>
+#include <pwd.h>
+#include <grp.h>

 
 #include <apti18n.h>
                                                                        /*}}}*/
 
 #include <apti18n.h>
                                                                        /*}}}*/


@@ -109,7 +115,12 @@ bool pkgAcquire::Worker::Start()
    // Get the method path
    string Method = _config->FindDir("Dir::Bin::Methods") + Access;
    if (FileExists(Method) == false)
    // Get the method path
    string Method = _config->FindDir("Dir::Bin::Methods") + Access;
    if (FileExists(Method) == false)

-      return _error->Error(_("The method driver %s could not be found."),Method.c_str());
+   {
+      _error->Error(_("The method driver %s could not be found."),Method.c_str());
+      if (Access == "https")
+        _error->Notice(_("Is the package %s installed?"), "apt-transport-https");
+      return false;
+   }

 
    if (Debug == true)
       clog << "Starting method '" << Method << '\'' << endl;
 
    if (Debug == true)
       clog << "Starting method '" << Method << '\'' << endl;


@@ -244,6 +255,21 @@ bool pkgAcquire::Worker::RunMessages()
  
             string NewURI = LookupTag(Message,"New-URI",URI.c_str());
             Itm->URI = NewURI;
  
             string NewURI = LookupTag(Message,"New-URI",URI.c_str());
             Itm->URI = NewURI;

+
+           ItemDone();
+
+           pkgAcquire::Item *Owner = Itm->Owner;
+           pkgAcquire::ItemDesc Desc = *Itm;
+
+           // Change the status so that it can be dequeued
+           Owner->Status = pkgAcquire::Item::StatIdle;
+           // Mark the item as done (taking care of all queues)
+           // and then put it in the main queue again
+           OwnerQ->ItemDone(Itm);
+           OwnerQ->Owner->Enqueue(Desc);
+
+           if (Log != 0)
+              Log->Done(Desc);

             break;
          }
    
             break;
          }
    


@@ -283,42 +309,57 @@ bool pkgAcquire::Worker::RunMessages()
            
            pkgAcquire::Item *Owner = Itm->Owner;
            pkgAcquire::ItemDesc Desc = *Itm;
            
            pkgAcquire::Item *Owner = Itm->Owner;
            pkgAcquire::ItemDesc Desc = *Itm;

-           
+
+           if (RealFileExists(Owner->DestFile))
+              ChangeOwnerAndPermissionOfFile("201::URIDone", Owner->DestFile.c_str(), "root", "root", 0644);
+

            // Display update before completion
            if (Log != 0 && Log->MorePulses == true)
               Log->Pulse(Owner->GetOwner());
            
            OwnerQ->ItemDone(Itm);
            unsigned long long const ServerSize = strtoull(LookupTag(Message,"Size","0").c_str(), NULL, 10);
            // Display update before completion
            if (Log != 0 && Log->MorePulses == true)
               Log->Pulse(Owner->GetOwner());
            
            OwnerQ->ItemDone(Itm);
            unsigned long long const ServerSize = strtoull(LookupTag(Message,"Size","0").c_str(), NULL, 10);

-           if (TotalSize != 0 && ServerSize != TotalSize)
+            bool isHit = StringToBool(LookupTag(Message,"IMS-Hit"),false) ||
+                         StringToBool(LookupTag(Message,"Alt-IMS-Hit"),false);
+            // Using the https method the server might return 200, but the
+            // If-Modified-Since condition is not satsified, libcurl will
+            // discard the download. In this case, however, TotalSize will be
+            // set to the actual size of the file, while ServerSize will be set
+            // to 0. Therefore, if the item is marked as a hit and the
+            // downloaded size (ServerSize) is 0, we ignore TotalSize.
+           if (TotalSize != 0 && (!isHit || ServerSize != 0) && ServerSize != TotalSize)

               _error->Warning("Size of file %s is not what the server reported %s %llu",
                               Owner->DestFile.c_str(), LookupTag(Message,"Size","0").c_str(),TotalSize);
 
            // see if there is a hash to verify
               _error->Warning("Size of file %s is not what the server reported %s %llu",
                               Owner->DestFile.c_str(), LookupTag(Message,"Size","0").c_str(),TotalSize);
 
            // see if there is a hash to verify

-           string RecivedHash;
-           HashString expectedHash(Owner->HashSum());
-           if(!expectedHash.empty()) 
+           HashStringList ReceivedHashes;
+           HashStringList expectedHashes = Owner->HashSums();
+           for (HashStringList::const_iterator hs = expectedHashes.begin(); hs != expectedHashes.end(); ++hs)

            {
            {

-              string hashTag = expectedHash.HashType()+"-Hash";
-              string hashSum = LookupTag(Message, hashTag.c_str());
-              if(!hashSum.empty())
-                 RecivedHash = expectedHash.HashType() + ":" + hashSum;
-              if(_config->FindB("Debug::pkgAcquire::Auth", false) == true)
-              {
-                 clog << "201 URI Done: " << Owner->DescURI() << endl
-                      << "RecivedHash: " << RecivedHash << endl
-                      << "ExpectedHash: " << expectedHash.toStr() 
-                      << endl << endl;
-              }
+              std::string const tagname = hs->HashType() + "-Hash";
+              std::string const hashsum = LookupTag(Message, tagname.c_str());
+              if (hashsum.empty() == false)
+                 ReceivedHashes.push_back(HashString(hs->HashType(), hashsum));

            }
            }

-           Owner->Done(Message, ServerSize, RecivedHash.c_str(), Config);
+
+           if(_config->FindB("Debug::pkgAcquire::Auth", false) == true)
+           {
+              std::clog << "201 URI Done: " << Owner->DescURI() << endl
+                 << "ReceivedHash:" << endl;
+              for (HashStringList::const_iterator hs = ReceivedHashes.begin(); hs != ReceivedHashes.end(); ++hs)
+                 std::clog <<  "\t- " << hs->toStr() << std::endl;
+              std::clog << "ExpectedHash:" << endl;
+              for (HashStringList::const_iterator hs = expectedHashes.begin(); hs != expectedHashes.end(); ++hs)
+                 std::clog <<  "\t- " << hs->toStr() << std::endl;
+              std::clog << endl;
+           }
+           Owner->Done(Message, ServerSize, ReceivedHashes, Config);

            ItemDone();
            ItemDone();

-           
+

            // Log that we are done
            if (Log != 0)
            {
            // Log that we are done
            if (Log != 0)
            {

-              if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true ||
-                  StringToBool(LookupTag(Message,"Alt-IMS-Hit"),false) == true)
+              if (isHit)

               {
                  /* Hide 'hits' for local only sources - we also manage to
                     hide gets */
               {
                  /* Hide 'hits' for local only sources - we also manage to
                     hide gets */


@@ -336,16 +377,21 @@ bool pkgAcquire::Worker::RunMessages()
         {
            if (Itm == 0)
            {
         {
            if (Itm == 0)
            {

-              _error->Error("Method gave invalid 400 URI Failure message");
+              std::string const msg = LookupTag(Message,"Message");
+              _error->Error("Method gave invalid 400 URI Failure message: %s", msg.c_str());

               break;
            }
 
            // Display update before completion
            if (Log != 0 && Log->MorePulses == true)
               Log->Pulse(Itm->Owner->GetOwner());
               break;
            }
 
            // Display update before completion
            if (Log != 0 && Log->MorePulses == true)
               Log->Pulse(Itm->Owner->GetOwner());

-           
+

            pkgAcquire::Item *Owner = Itm->Owner;
            pkgAcquire::ItemDesc Desc = *Itm;
            pkgAcquire::Item *Owner = Itm->Owner;
            pkgAcquire::ItemDesc Desc = *Itm;

+
+           if (RealFileExists(Owner->DestFile))
+              ChangeOwnerAndPermissionOfFile("400::URIFailure", Owner->DestFile.c_str(), "root", "root", 0644);
+

            OwnerQ->ItemDone(Itm);
 
            // set some status
            OwnerQ->ItemDone(Itm);
 
            // set some status


@@ -467,40 +513,19 @@ bool pkgAcquire::Worker::SendConfiguration()
 
    if (OutFd == -1)
       return false;
 
    if (OutFd == -1)
       return false;

-   
-   string Message = "601 Configuration\n";
-   Message.reserve(2000);

 
 

-   /* Write out all of the configuration directives by walking the 
+   /* Write out all of the configuration directives by walking the

       configuration tree */
       configuration tree */

-   const Configuration::Item *Top = _config->Tree(0);
-   for (; Top != 0;)
-   {
-      if (Top->Value.empty() == false)
-      {
-        string Line = "Config-Item: " + QuoteString(Top->FullTag(),"=\"\n") + "=";
-        Line += QuoteString(Top->Value,"\n") + '\n';
-        Message += Line;
-      }
-      
-      if (Top->Child != 0)
-      {
-        Top = Top->Child;
-        continue;
-      }
-      
-      while (Top != 0 && Top->Next == 0)
-        Top = Top->Parent;
-      if (Top != 0)
-        Top = Top->Next;
-   }   
-   Message += '\n';
+   std::ostringstream Message;
+   Message << "601 Configuration\n";
+   _config->Dump(Message, NULL, "Config-Item: %F=%V\n", false);
+   Message << '\n';

 
    if (Debug == true)
 
    if (Debug == true)

-      clog << " -> " << Access << ':' << QuoteString(Message,"\n") << endl;
-   OutQueue += Message;
-   OutReady = true; 
-   
+      clog << " -> " << Access << ':' << QuoteString(Message.str(),"\n") << endl;
+   OutQueue += Message.str();
+   OutReady = true;
+

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/


@@ -516,9 +541,25 @@ bool pkgAcquire::Worker::QueueItem(pkgAcquire::Queue::QItem *Item)
    Message.reserve(300);
    Message += "URI: " + Item->URI;
    Message += "\nFilename: " + Item->Owner->DestFile;
    Message.reserve(300);
    Message += "URI: " + Item->URI;
    Message += "\nFilename: " + Item->Owner->DestFile;

+   HashStringList const hsl = Item->Owner->HashSums();
+   for (HashStringList::const_iterator hs = hsl.begin(); hs != hsl.end(); ++hs)
+      Message += "\nExpected-" + hs->HashType() + ": " + hs->HashValue();
+   if(Item->Owner->FileSize > 0)
+   {
+      string MaximumSize;
+      strprintf(MaximumSize, "%llu", Item->Owner->FileSize);
+      Message += "\nMaximum-Size: " + MaximumSize;
+   }

    Message += Item->Owner->Custom600Headers();
    Message += "\n\n";
    Message += Item->Owner->Custom600Headers();
    Message += "\n\n";

-   
+
+   if (RealFileExists(Item->Owner->DestFile))
+   {
+      std::string SandboxUser = _config->Find("APT::Sandbox::User");
+      ChangeOwnerAndPermissionOfFile("Item::QueueURI", Item->Owner->DestFile.c_str(),
+                                     SandboxUser.c_str(), "root", 0600);
+   }
+

    if (Debug == true)
       clog << " -> " << Access << ':' << QuoteString(Message,"\n") << endl;
    OutQueue += Message;
    if (Debug == true)
       clog << " -> " << Access << ':' << QuoteString(Message,"\n") << endl;
    OutQueue += Message;


@@ -532,10 +573,17 @@ bool pkgAcquire::Worker::QueueItem(pkgAcquire::Queue::QItem *Item)
 /* */
 bool pkgAcquire::Worker::OutFdReady()
 {
 /* */
 bool pkgAcquire::Worker::OutFdReady()
 {

-   if (FileFd::Write(OutFd,OutQueue.c_str(),OutQueue.length()) == false)
+   int Res;
+   do
+   {
+      Res = write(OutFd,OutQueue.c_str(),OutQueue.length());
+   }
+   while (Res < 0 && errno == EINTR);
+
+   if (Res <= 0)

       return MethodFailure();
       return MethodFailure();

-   
-   OutQueue.clear();
+
+   OutQueue.erase(0,Res);

    if (OutQueue.empty() == true)
       OutReady = false;
    
    if (OutQueue.empty() == true)
       OutReady = false;
    


@@ -555,7 +603,7 @@ bool pkgAcquire::Worker::InFdReady()
                                                                        /*}}}*/
 // Worker::MethodFailure - Called when the method fails                        /*{{{*/
 // ---------------------------------------------------------------------
                                                                        /*}}}*/
 // Worker::MethodFailure - Called when the method fails                        /*{{{*/
 // ---------------------------------------------------------------------

-/* This is called when the method is belived to have failed, probably because
+/* This is called when the method is believed to have failed, probably because

    read returned -1. */
 bool pkgAcquire::Worker::MethodFailure()
 {
    read returned -1. */
 bool pkgAcquire::Worker::MethodFailure()
 {