mirror of
https://github.com/ntop/ntopng.git
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152 lines
3.4 KiB
Lua
152 lines
3.4 KiB
Lua
--
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-- (C) 2013-16 - ntop.org
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--
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dirs = ntop.getDirs()
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package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
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require "lua_utils"
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sendHTTPHeader('text/html; charset=iso-8859-1')
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ntop.dumpFile(dirs.installdir .. "/httpdocs/inc/header.inc")
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active_page = "hosts"
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dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")
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interface.select(ifname)
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hosts_stats = interface.getLocalHostsInfo()
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hosts_stats = hosts_stats["hosts"]
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--io.write(ifname.."/"..total.."\n")
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max_num = 25
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localhosts = {}
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found = false
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num = 0
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for key, value in pairs(hosts_stats) do
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--print(hosts_stats[key]["name"].."<p>\n")
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if((hosts_stats[key]["localhost"] == true) and (hosts_stats[key]["ip"] ~= nil)) then
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localhosts[key] = hosts_stats[key]["packets.sent"]+hosts_stats[key]["packets.rcvd"]
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found = true
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num = num + 1
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end
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end
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if(found) then
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print [[
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<div class="page-header">
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<h2>Top Hosts (Local)</H2>
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</div>
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<script type="text/javascript">
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var http_prefix = "]] print(ntop.getHttpPrefix()) print [[";
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</script>
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<script src="]] print(ntop.getHttpPrefix()) print [[/js/cubism_ntop.v1.js"></script>
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<div id="tophosts"></div>
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<script>
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var beginning = (new Date).getTime();
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var prev = {};
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function fetchData(name, symname) {
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var value = 0,
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values = [],
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i = 0,
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last;
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return context.metric(function(start, stop, step, callback) {
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start = +start, stop = +stop;
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if (isNaN(last)) last = start;
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while (last < stop) {
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last += step;
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if(stop < beginning) {
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value = 0;
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values.push(value);
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} else {
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d3.json("]]
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print (ntop.getHttpPrefix())
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print [[/lua/get_host_traffic.lua?host="+name, function(data) {
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if(!data) return callback(new Error("unable to load data"));
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if(prev[name] != undefined) {
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values.push(data.value - prev[name]);
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}
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prev[name] = data.value;
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});
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}
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}
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callback(null, values = values.slice((start - stop) / step));
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}, symname);
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}
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var width = 800;
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var context = cubism.context()
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.serverDelay(0)
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.clientDelay(0) // specifies how long a delay we are prepared to wait before querying the server for new data points
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.step(3000)
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.size(width);
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]]
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sortTable = {}
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for k,v in pairs(localhosts) do sortTable[v]=k end
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num = 0
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for _v,k in pairsByKeys(sortTable, rev) do key = k
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if(num < max_num) then
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symname = ntop.getResolvedAddress(key)
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print('var host'..num..' = fetchData("' .. key ..'", "'.. symname .. '");\n');
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num = num+1
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end
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end
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num_local_hosts = num
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print [[
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d3.select("#tophosts").call(function(div) {
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div.append("div")
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.attr("class", "axis")
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.call(context.axis().orient("top"));
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div.selectAll(".horizon")
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.data([
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]]
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for num=0,num_local_hosts-1 do
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if(num > 0) then print(",") end
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print(' host'..num)
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num = num+1
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end
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print [[
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])
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.enter().append("div")
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.attr("class", "horizon")
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.call(context.horizon().extent([-20, 20])
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.height(15) // Bar height
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);
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div.append("div")
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.attr("class", "rule")
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.call(context.rule());
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});
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// On mousemove, reposition the chart values to match the rule.
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context.on("focus", function(i) {
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d3.selectAll(".value").style("right", i == null ? null : context.size() -i + "px");
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});
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</script>
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]]
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else
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print("<div class=\"alert alert-danger\"><img src=".. ntop.getHttpPrefix() .. "/img/warning.png> No results found</div>")
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end
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dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")
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