modules/admin-full: implement load graph

1 files changed, 32 insertions, 4 deletions

diff --git a/modules/admin-full/luasrc/controller/admin/status.lua b/modules/admin-full/luasrc/controller/admin/status.lua
index d283627ebf..44acab4721 100644
--- a/modules/admin-full/luasrc/controller/admin/status.lua
+++ b/modules/admin-full/luasrc/controller/admin/status.lua
@@ -25,7 +25,10 @@ function index()
 	entry({"admin", "status", "syslog"}, call("action_syslog"), i18n("System Log"), 5)
 	entry({"admin", "status", "dmesg"}, call("action_dmesg"), i18n("Kernel Log"), 6)
 
-	entry({"admin", "status", "bandwidth"}, template("admin_status/bandwidth"), i18n("Realtime Traffic"), 7).leaf = true
+	entry({"admin", "status", "load"}, template("admin_status/load"), i18n("Realtime Load"), 7).leaf = true
+	entry({"admin", "status", "load_status"}, call("action_load")).leaf = true
+
+	entry({"admin", "status", "bandwidth"}, template("admin_status/bandwidth"), i18n("Realtime Traffic"), 8).leaf = true
 	entry({"admin", "status", "bandwidth_status"}, call("action_bandwidth")).leaf = true
 
 end
@@ -61,10 +64,35 @@ function action_bandwidth()
 	local iface = path[#path]
 
 	local fs = require "luci.fs"
-	if fs.access("/var/lib/luci-bwc/%s" % iface) then
+	if fs.access("/var/lib/luci-bwc/if/%s" % iface) then
+		luci.http.prepare_content("application/json")
+
+		local bwc = io.popen("luci-bwc -i %q 2>/dev/null" % iface)
+		if bwc then
+			luci.http.write("[")
+
+			while true do
+				local ln = bwc:read("*l")
+				if not ln then break end
+				luci.http.write(ln)
+			end
+
+			luci.http.write("]")
+			bwc:close()
+		end
+
+		return
+	end
+
+	luci.http.status(404, "No data available")
+end
+
+function action_load()
+	local fs = require "luci.fs"
+	if fs.access("/var/lib/luci-bwc/load") then
 		luci.http.prepare_content("application/json")
 
-		local bwc = io.popen("luci-bwc -p %q 2>/dev/null" % iface)
+		local bwc = io.popen("luci-bwc -l 2>/dev/null")
 		if bwc then
 			luci.http.write("[")
 
@@ -81,5 +109,5 @@ function action_bandwidth()
 		return
 	end
 
-	luci.http.status(404, "No such interface")
+	luci.http.status(404, "No data available")
 end