make dns port configurable, update default dns

include/llarp/defaults.h

@@ -2,7 +2,7 @@
 #define LLARP_DEFAULTS_H
 
 #ifndef DEFAULT_RESOLVER_US
-#define DEFAULT_RESOLVER_US "128.52.130.209"
+#define DEFAULT_RESOLVER_US "1.1.1.1"
 #endif
 #ifndef DEFAULT_RESOLVER_EU
 #define DEFAULT_RESOLVER_EU "85.208.208.141"

llarp/handlers/tun.cpp

@@ -53,6 +53,7 @@ namespace llarp
         if(pos != std::string::npos)
         {
           resolverAddr = v.substr(0, pos);
+          dnsport      = std::atoi(v.substr(pos + 1).c_str());
         }
         m_LocalResolverAddr = llarp::Addr(resolverAddr, dnsport);
         llarp::LogInfo(Name(), " local dns set to ", m_LocalResolverAddr);
@@ -65,6 +66,7 @@ namespace llarp
         if(pos != std::string::npos)
         {
           resolverAddr = v.substr(0, pos);
+          dnsport      = std::atoi(v.substr(pos + 1).c_str());
         }
         m_UpstreamDNSAddr = llarp::Addr(resolverAddr, dnsport);
         llarp::LogInfo(Name(), " upstream dns set to ", m_UpstreamDNSAddr);

llarp/router.cpp

@@ -1221,10 +1221,12 @@ namespace llarp
     {
       if(StrEq(key, "upstream"))
       {
+        llarp::LogInfo("add upstream resolver ", val);
         self->upstreamResolvers.push_back(val);
       }
       if(StrEq(key, "bind"))
       {
+        llarp::LogInfo("set local dns to ", val);
         self->resolverBindAddr = val;
       }
     }