methods/mirror.{cc,h}:

[apt.git] / methods / http.cc

diff --git a/methods/http.cc b/methods/http.cc
index ba86aa6b654904a4579e397be946d509cb4c7e3a..01ad146557ff09905346c0c278e9f990e8a1839d 100644 (file)
--- a/methods/http.cc
+++ b/methods/http.cc
@@ -38,7 +38,6 @@
 #include <stdio.h>
 #include <errno.h>
 #include <string.h>
-#include <iostream>
 #include <apti18n.h>
 
 // Internet stuff
@@ -57,7 +56,13 @@ time_t HttpMethod::FailTime = 0;
 unsigned long PipelineDepth = 10;
 unsigned long TimeOut = 120;
 bool Debug = false;
+URI Proxy;
 
+unsigned long CircleBuf::BwReadLimit=0;
+unsigned long CircleBuf::BwTickReadData=0;
+struct timeval CircleBuf::BwReadTick={0,0};
+const unsigned int CircleBuf::BW_HZ=10;
+  
 // CircleBuf::CircleBuf - Circular input buffer                                /*{{{*/
 // ---------------------------------------------------------------------
 /* */
@@ -65,6 +70,8 @@ CircleBuf::CircleBuf(unsigned long Size) : Size(Size), Hash(0)
 {
    Buf = new unsigned char[Size];
    Reset();
+
+   CircleBuf::BwReadLimit = _config->FindI("Acquire::http::Dl-Limit",0)*1024;
 }
                                                                        /*}}}*/
 // CircleBuf::Reset - Reset to the default state                       /*{{{*/
@@ -90,16 +97,45 @@ void CircleBuf::Reset()
    is non-blocking.. */
 bool CircleBuf::Read(int Fd)
 {
+   unsigned long BwReadMax;
+
    while (1)
    {
       // Woops, buffer is full
       if (InP - OutP == Size)
         return true;
-      
+
+      // what's left to read in this tick
+      BwReadMax = CircleBuf::BwReadLimit/BW_HZ;
+
+      if(CircleBuf::BwReadLimit) {
+        struct timeval now;
+        gettimeofday(&now,0);
+
+        unsigned long d = (now.tv_sec-CircleBuf::BwReadTick.tv_sec)*1000000 +
+           now.tv_usec-CircleBuf::BwReadTick.tv_usec;
+        if(d > 1000000/BW_HZ) {
+           CircleBuf::BwReadTick = now;
+           CircleBuf::BwTickReadData = 0;
+        } 
+        
+        if(CircleBuf::BwTickReadData >= BwReadMax) {
+           usleep(1000000/BW_HZ);
+           return true;
+        }
+      }
+
       // Write the buffer segment
       int Res;
-      Res = read(Fd,Buf + (InP%Size),LeftRead());
+      if(CircleBuf::BwReadLimit) {
+        Res = read(Fd,Buf + (InP%Size), 
+                   BwReadMax > LeftRead() ? LeftRead() : BwReadMax);
+      } else
+        Res = read(Fd,Buf + (InP%Size),LeftRead());
       
+      if(Res > 0 && BwReadLimit > 0) 
+        CircleBuf::BwTickReadData += Res;
+    
       if (Res == 0)
         return false;
       if (Res < 0)
@@ -204,28 +240,23 @@ bool CircleBuf::WriteTillEl(string &Data,bool Single)
       if (Buf[I%Size] != '\n')
         continue;
       ++I;
-      if (I < InP  && Buf[I%Size] == '\r')
-         ++I;
       
       if (Single == false)
       {
-        if (Buf[I%Size] != '\n')
-           continue;
-         ++I;
          if (I < InP  && Buf[I%Size] == '\r')
             ++I;
+         if (I >= InP || Buf[I%Size] != '\n')
+            continue;
+         ++I;
       }
       
-      if (I > InP)
-        I = InP;
-      
       Data = "";
       while (OutP < I)
       {
         unsigned long Sz = LeftWrite();
         if (Sz == 0)
            return false;
-        if (I - OutP < LeftWrite())
+        if (I - OutP < Sz)
            Sz = I - OutP;
         Data += string((char *)(Buf + (OutP%Size)),Sz);
         OutP += Sz;
@@ -625,7 +656,7 @@ void HttpMethod::SendReq(FetchItem *Itm,CircleBuf &Out)
       will glitch HTTP/1.0 proxies because they do not filter it out and 
       pass it on, HTTP/1.1 says the connection should default to keep alive
       and we expect the proxy to do this */
-   if (Proxy.empty() == true)
+   if (Proxy.empty() == true || Proxy.Host.empty())
       sprintf(Buf,"GET %s HTTP/1.1\r\nHost: %s\r\nConnection: keep-alive\r\n",
              QuoteString(Uri.Path,"~").c_str(),ProperHost.c_str());
    else
@@ -787,7 +818,10 @@ bool HttpMethod::Flush(ServerState *Srv)
 {
    if (File != 0)
    {
-      SetNonBlock(File->Fd(),false);
+      // on GNU/kFreeBSD, apt dies on /dev/null because non-blocking
+      // can't be set
+      if (File->Name() != "/dev/null")
+        SetNonBlock(File->Fd(),false);
       if (Srv->In.WriteSpace() == false)
         return true;
       
@@ -815,7 +849,10 @@ bool HttpMethod::ServerDie(ServerState *Srv)
    // Dump the buffer to the file
    if (Srv->State == ServerState::Data)
    {
-      SetNonBlock(File->Fd(),false);
+      // on GNU/kFreeBSD, apt dies on /dev/null because non-blocking
+      // can't be set
+      if (File->Name() != "/dev/null")
+        SetNonBlock(File->Fd(),false);
       while (Srv->In.WriteSpace() == true)
       {
         if (Srv->In.Write(File->Fd()) == false)
@@ -877,6 +914,9 @@ int HttpMethod::DealWithHeaders(FetchResult &Res,ServerState *Srv)
       failure */
    if (Srv->Result < 200 || Srv->Result >= 300)
    {
+      char err[255];
+      snprintf(err,sizeof(err)-1,"HttpError%i",Srv->Result);
+      SetFailReason(err);
       _error->Error("%u %s",Srv->Result,Srv->Code);
       if (Srv->HaveContent == true)
         return 4;
@@ -952,7 +992,7 @@ void HttpMethod::SigTerm(int)
    depth. */
 bool HttpMethod::Fetch(FetchItem *)
 {
-   if (Server == 0)
+   if (Server == 0) 
       return true;
 
    // Queue the requests
@@ -1185,13 +1225,5 @@ int HttpMethod::Loop()
 }
                                                                        /*}}}*/
 
-int main()
-{
-   setlocale(LC_ALL, "");
-
-   HttpMethod Mth;
-   
-   return Mth.Loop();
-}