Separate system-wide scripts from per-interface scripts

scripts/callbacks/system/second.lua

@@ -0,0 +1,44 @@
+--
+-- (C) 2013-17 - ntop.org
+--
+
+local dirs = ntop.getDirs()
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+-- do NOT include lua_utils here, it's not necessary, keep it light!
+local rrd_utils = require "rrd_utils"
+local os_utils = require "os_utils"
+local callback_utils = require "callback_utils"
+
+-- Toggle debug
+local enable_second_debug = false
+
+local ifnames = interface.getIfNames()
+local when = os.time()
+
+callback_utils.foreachInterface(ifnames, interface_rrd_creation_enabled, function(ifname, ifstats)
+   if(enable_second_debug) then print("Processing "..ifname.."\n") end
+   -- tprint(ifstats)
+   basedir = os_utils.fixPath(dirs.workingdir .. "/" .. ifstats.id .. "/rrd")
+   
+   --io.write(basedir.."\n")
+   if(not(ntop.exists(basedir))) then
+      if(enable_second_debug) then io.write('Creating base directory ', basedir, '\n') end
+      ntop.mkdir(basedir)
+   end
+   
+   -- Traffic stats
+   rrd_utils.makeRRD(basedir, when, ifstats.id, "iface", "bytes", 1, ifstats.stats.bytes)
+   rrd_utils.makeRRD(basedir, when, ifstats.id, "iface", "packets", 1, ifstats.stats.packets)
+   
+   -- ZMQ stats
+   if ifstats.zmqRecvStats ~= nil then
+      rrd_utils.makeRRD(basedir, when, ifstats.id, "iface", "num_zmq_rcvd_flows",
+			1, tolongint(ifstats.zmqRecvStats.flows))
+   else
+      -- Packet interface
+      rrd_utils.makeRRD(basedir, when, ifstats.id, "iface", "drops", 1, ifstats.stats.drops)
+   end
+end)
+
+ntop.tsFlush(tonumber(1))