From 7c45e7740f1bcb2cf6ad68d5099d45d98b663847 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Kr=C3=BCger?= <mkg20001@gmail.com>
Date: Fri, 20 May 2022 09:55:12 +0200
Subject: [PATCH] ddhcpd-nextnode: init

---
 package/ddhcpd-nextnode/Makefile              | 19 +++++++++++++++++
 package/ddhcpd-nextnode/check_site.lua        |  1 +
 .../gluon/upgrade/500-ddhcpd-option-nextnode  | 21 +++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 package/ddhcpd-nextnode/Makefile
 create mode 100644 package/ddhcpd-nextnode/check_site.lua
 create mode 100755 package/ddhcpd-nextnode/luasrc/lib/gluon/upgrade/500-ddhcpd-option-nextnode

diff --git a/package/ddhcpd-nextnode/Makefile b/package/ddhcpd-nextnode/Makefile
new file mode 100644
index 00000000..ecb5fe83
--- /dev/null
+++ b/package/ddhcpd-nextnode/Makefile
@@ -0,0 +1,19 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=ddhcpd-nextnode
+PKG_RELEASE:=1
+
+include ../gluon.mk
+
+define Package/ddhcpd-nextnode
+	SECTION:=net
+	CATEGORY:=Network
+	DEPENDS:=+ddhcpd
+	TITLE:=ddhcpd nextnode integration
+endef
+
+define Package/ddhcpd-nextnode/description
+  nextnode integration for ddhcpd
+endef
+
+$(eval $(call BuildPackage,ddhcpd-nextnode))
diff --git a/package/ddhcpd-nextnode/check_site.lua b/package/ddhcpd-nextnode/check_site.lua
new file mode 100644
index 00000000..b26ac216
--- /dev/null
+++ b/package/ddhcpd-nextnode/check_site.lua
@@ -0,0 +1 @@
+need_string_match(in_domain({'next_node', 'ip4'}), '^%d+.%d+.%d+.%d+$')
diff --git a/package/ddhcpd-nextnode/luasrc/lib/gluon/upgrade/500-ddhcpd-option-nextnode b/package/ddhcpd-nextnode/luasrc/lib/gluon/upgrade/500-ddhcpd-option-nextnode
new file mode 100755
index 00000000..bea3d765
--- /dev/null
+++ b/package/ddhcpd-nextnode/luasrc/lib/gluon/upgrade/500-ddhcpd-option-nextnode
@@ -0,0 +1,21 @@
+#!/usr/bin/lua
+
+local uci = require('simple-uci').cursor()
+local site = require "gluon.site"
+
+local payload = site.next_node.ip4()
+local len = 4 -- this has to be 4
+
+uci:section('ddhcpd', 'dhcp_option', 'nextnode_router', {
+	len = len,
+	payload = payload,
+	code = '3',
+})
+
+uci:section('ddhcpd', 'dhcp_option', 'nextnode_dns', {
+	len = len,
+	payload = payload,
+	code = '6',
+})
+
+uci:save('ddhcpd')