add new config options "Acquire::ForceIPv4" and

[apt.git] / methods / connect.cc

diff --git a/methods/connect.cc b/methods/connect.cc
index 9a092a43c20298ea47034ca157e76e7e64a9d5d6..35f4723ce33b2dbb3fac9cb96059107e95eba21c 100644 (file)
--- a/methods/connect.cc
+++ b/methods/connect.cc
@@ -17,6 +17,7 @@
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/acquire-method.h>
+#include <apt-pkg/configuration.h>
 
 #include <stdio.h>
 #include <errno.h>
@@ -167,6 +168,13 @@ bool Connect(std::string Host,int Port,const char *Service,int DefPort,int &Fd,
       Hints.ai_flags = AI_ADDRCONFIG;
       Hints.ai_protocol = 0;
       
+      if(_config->FindB("Acquire::ForceIPv4", false) == true)
+         Hints.ai_family = AF_INET;
+      else if(_config->FindB("Acquire::ForceIPv6", false) == true)
+         Hints.ai_family = AF_INET6;
+      else
+         Hints.ai_family = AF_UNSPEC;
+
       // if we couldn't resolve the host before, we don't try now
       if(bad_addr.find(Host) != bad_addr.end()) 
         return _error->Error(_("Could not resolve '%s'"),Host.c_str());
@@ -197,6 +205,9 @@ bool Connect(std::string Host,int Port,const char *Service,int DefPort,int &Fd,
               return _error->Error(_("Temporary failure resolving '%s'"),
                                    Host.c_str());
            }
+           if (Res == EAI_SYSTEM)
+              return _error->Error(_("System error resolving '%s:%s' (%s)"),
+                                   Host.c_str(),ServStr,strerror(errno));
            return _error->Error(_("Something wicked happened resolving '%s:%s' (%i - %s)"),
                                 Host.c_str(),ServStr,Res,gai_strerror(Res));
         }