don't allow making tunnels to initiator

ssbc · May 10, 2021 · 2e5af65 · 2e5af65
1 parent ae1fd47
commit 2e5af65
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/muxrpc/handlers/tunnel/server/connect.go b/muxrpc/handlers/tunnel/server/connect.go
@@ -71,8 +71,12 @@ func (h connectHandler) HandleDuplex(ctx context.Context, req *muxrpc.Request, p
 		return err
 	}
 
-	// see if we have and endpoint for the target
+	// make sure they dont want to connect to themselves
+	if caller.Equal(&arg.Target) {
+		return fmt.Errorf("can't connect to self")
+	}
 
+	// see if we have and endpoint for the target
 	edp, has := h.state.Has(arg.Target)
 	if !has {
 		return fmt.Errorf("could not connect to:%s", arg.Target.Ref())