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--
-- (C) 2013-16 - ntop.org
--
dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
require "graph_utils"
host_ip = _GET["hostip"]
ifid = _GET["ifid"]
sendHTTPHeader('text/html; charset=iso-8859-1')
interface.select(ifid)
host_info = hostkey2hostinfo(host_ip)
host_vlan = host_info["vlan"]
host = interface.getHostInfo(host_info["host"], host_vlan)
host_categories_rrd_creation = ntop.getCache("ntopng.prefs.host_categories_rrd_creation")
if(host == nil) then
print("<div class=\"alert alert-danger\"><img src=".. ntop.getHttpPrefix() .. "/img/warning.png> Unable to find "..host_ip.." (data expired ?)</div>")
return
end
total = 0
vals = {}
if(host["categories"] ~= nil) then
for k,v in pairs(host["categories"]) do
vals[k] = k
total = total + v
-- print(k)
end
table.sort(vals)
end
for _k,_label in pairsByKeys(vals , desc) do
label = getCategoryLabel(_label)
print("<tr><th>")
fname = getRRDName(ifid, hostinfo2hostkey(host_info), "categories/"..label..".rrd")
if ntop.exists(fname) then
print("<A HREF=\""..ntop.getHttpPrefix().."/lua/host_details.lua?ifname="..ifid.."&"..hostinfo2url(host_info) .. "&page=historical&rrd_file=categories/".. label ..".rrd\">"..label.."</A>")
else
print(label)
end
print("</th><td colspan=\"2\" class=\"text-right\">" .. bytesToSize(host["categories"][_label]) .. "</td>")
print("<td class=\"text-right\">" .. round((host["categories"][_label] * 100)/total, 2).. " %</td></tr>")
end
print("<tr><td colspan=\"4\"> <small> <b>NOTE</b>:<ul><li>Percentages are related only to classified traffic.")
if host_categories_rrd_creation ~= "1" then
print("<li>Historical per-category traffic data can be enabled via ntopng <a href=\""..ntop.getHttpPrefix().."/lua/admin/prefs.lua\"<i class=\"fa fa-flask\"></i> Preferences</a>.")
print(" When enabled, RRDs with 5-minute samples will be created for each category detected and historical data will become accessible by clicking on each category. ")
end
print("</ul></small> </p></td></tr>")
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