luci-app-nft-qos: add new application

This application is for nft-qos package.

Signed-off-by: Rosy Song <rosysong@rosinson.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/applications/luci-app-nft-qos/luasrc/controller/nft-qos.lua b/applications/luci-app-nft-qos/luasrc/controller/nft-qos.lua
new file mode 100644
index 0000000000..42043505dc
--- /dev/null
+++ b/applications/luci-app-nft-qos/luasrc/controller/nft-qos.lua
@@ -0,0 +1,51 @@
+-- Copyright 2018 Rosy Song <rosysong@rosinson.com>
+-- Licensed to the public under the Apache License 2.0.
+
+module("luci.controller.nft-qos", package.seeall)
+
+function index()
+	if not nixio.fs.access("/etc/config/nft-qos") then
+		return
+	end
+
+	entry({"admin", "status", "realtime", "rate"},
+		template("nft-qos/rate"), _("Rate"), 5).leaf = true
+	entry({"admin", "status", "realtime", "rate_status"},
+		call("action_rate")).leaf = true
+	entry({"admin", "services", "nft-qos"}, cbi("nft-qos/nft-qos"),
+		_("Qos over Nftables"), 60)
+end
+
+function _action_rate(rv, n)
+	local c = io.popen("nft list chain inet nft-qos-monitor " .. n .. " 2>/dev/null")
+	if c then
+		for l in c:lines() do
+			local _, i, p, b = l:match('^%s+ip ([^%s]+) ([^%s]+) counter packets (%d+) bytes (%d+)')
+			if i and p and b then
+				-- handle expression
+				local r = {
+					rule = {
+					family = "inet",
+					table = "nft-qos-monitor",
+					chain = n,
+					handle = 0,
+					expr = {
+							{ match = { right = i } },
+							{ counter = { packets = p, bytes = b } }
+						}
+					}
+				}
+				rv[#rv + 1] = r
+			end
+		end
+		c:close()
+	end
+end
+
+function action_rate()
+	luci.http.prepare_content("application/json")
+	local data = { nftables = {} }
+	_action_rate(data.nftables, "upload")
+	_action_rate(data.nftables, "download")
+	luci.http.write_json(data)
+end