static struct addrinfo *LastUsed = 0;
static std::vector<SrvRec> SrvRecords;
-static int LastSrvRecord = 0;
// Set of IP/hostnames that we timed out before or couldn't resolve
static std::set<std::string> bad_addr;
return true;
}
/*}}}*/
-
-// Connect to a given Hostname
-bool ConnectAfterSrvRecords(std::string Host,int Port,const char *Service,
- int DefPort,int &Fd,
- unsigned long TimeOut,pkgAcqMethod *Owner)
+// Connect to a given Hostname /*{{{*/
+static bool ConnectToHostname(std::string const &Host, int const Port,
+ const char * const Service, int DefPort, int &Fd,
+ unsigned long const TimeOut, pkgAcqMethod * const Owner)
{
// Convert the port name/number
char ServStr[300];
/*}}}*/
// Connect - Connect to a server /*{{{*/
// ---------------------------------------------------------------------
-/* Performs a connection to the server */
+/* Performs a connection to the server (including SRV record lookup) */
bool Connect(std::string Host,int Port,const char *Service,
int DefPort,int &Fd,
unsigned long TimeOut,pkgAcqMethod *Owner)
{
-#if 0
if (_error->PendingError() == true)
return false;
-#endif
if(LastHost != Host || LastPort != Port)
{
SrvRecords.clear();
- bool res = GetSrvRecords(Host, DefPort, SrvRecords);
+ if (_config->FindB("Acquire::EnableSrvRecords", true) == true)
+ GetSrvRecords(Host, DefPort, SrvRecords);
}
+ // we have no SrvRecords for this host, connect right away
if(SrvRecords.size() == 0)
- return ConnectAfterSrvRecords(Host, Port, Service, DefPort, Fd,
+ return ConnectToHostname(Host, Port, Service, DefPort, Fd,
TimeOut, Owner);
- bool connected = false;
+ // try to connect in the priority order of the srv records
while(SrvRecords.size() > 0)
{
- Host = SrvRecords[0].target;
- connected = ConnectAfterSrvRecords(Host, Port, Service, DefPort, Fd,
- TimeOut, Owner);
- if(connected == true)
+ Host = PopFromSrvRecs(SrvRecords).target;
+ if(ConnectToHostname(Host, Port, Service, DefPort, Fd, TimeOut, Owner))
return true;
// we couldn't connect to this one, use the next
SrvRecords.erase(SrvRecords.begin());
- }
+ }
+
return false;
}