add support for the config file

config/leasesets.go

@@ -103,3 +103,29 @@ func (c *Conf) SetLeasesetPrivateSigningKey(label ...string) {
 		c.LeaseSetPrivateSigningKey = ""
 	}
 }
+
+// GetLeaseSetEncType takes an argument and a default. If the argument differs from the
+// default, the argument is always returned. If the argument and default are
+// the same and the key exists, the key is returned. If the key is absent, the
+// default is returned.
+func (c *Conf) GetLeaseSetEncType(arg, def string, label ...string) string {
+	if arg != def {
+		return arg
+	}
+	if c.Config == nil {
+		return arg
+	}
+	if x, o := c.Get("i2cp.leaseSetEncType", label...); o {
+		return x
+	}
+	return arg
+}
+
+// SetLeaseSetEncType tells the conf to use encrypted leasesets the from the config file
+func (c *Conf) SetLeaseSetEncType(label ...string) {
+	if v, ok := c.Get("i2cp.leaseSetEncType", label...); ok {
+		c.LeaseSetEncType = v
+	} else {
+		c.LeaseSetEncType = ""
+	}
+}

config/tunconf.go

@@ -39,6 +39,7 @@ type Conf struct {
 	TunName                   string
 	EncryptLeaseSet           bool
 	LeaseSetKey               string
+	LeaseSetEncType           string
 	LeaseSetPrivateKey        string
 	LeaseSetPrivateSigningKey string
 	InAllowZeroHop            bool