up3

server/allower.go

@@ -0,0 +1,27 @@
+package server
+
+import (
+	"github.com/sandertv/gophertunnel/minecraft/protocol/login"
+	"net"
+)
+
+// Allower may be implemented to specifically allow or disallow players from
+// joining a Server, by setting the specific Allower implementation through a
+// call to Server.Allow.
+type Allower interface {
+	// Allow filters what connections are allowed to connect to the Server. The
+	// address, identity data, and client data of the connection are passed. If
+	// Admit returns false, the connection is closed with the string returned as
+	// the disconnect message. WARNING: Use the client data at your own risk, it
+	// cannot be trusted because it can be freely changed by the player
+	// connecting.
+	Allow(addr net.Addr, d login.IdentityData, c login.ClientData) (string, bool)
+}
+
+// allower is the standard Allower implementation. It accepts all connections.
+type allower struct{}
+
+// Allow always returns true.
+func (allower) Allow(net.Addr, login.IdentityData, login.ClientData) (string, bool) {
+	return "", true
+}