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--
-- (C) 2014-15 - ntop.org
--
-- ########
function updateKey(hash_name, key_name, value)
io.write("# "..key_name.." += "..value.."\n")
if(hash_name[key_name] == nil) then
hash_name[key_name] = value
else
hash_name[key_name] = hash_name[key_name] + value
end
end
-- ######
function hash2json(hash_name, label)
print "[\n"
n = 0
for k, v in pairs(hash_name) do
if(n > 0) then print(',\n') end
print('{ "label": "'..k..'", "url": "'..label..'='..k..'", "value": '..v..' }\n')
n = n + 1
end
print("]")
end
-- ######
function sliceHash(hash_name, max_num_entries, sort_direction, url, url_trailer)
local sortedKeys
if(sort_direction == "desc") then
sortedKeys = getKeysSortedByValue(hash_name, function(a, b) return a > b end)
else
sortedKeys = getKeysSortedByValue(hash_name, function(a, b) return a < b end)
end
print "[\n"
n = 0
for _, key in ipairs(sortedKeys) do
if((max_num_entries > 0) and (n > max_num_entries)) then
break
else
if(url == "") then
print('{ "label": "'..key..'", "url": "", "value": '..hash_name[key]..' }\n')
else
print('{ "label": "'..key..'", "url": "'..url..'='..key..url_trailer..'", "value": '..hash_name[key]..' }\n')
end
end
n = n + 1
end
print("]")
end
-- ######
-- host, vlan, unit (bytes/packets), mode (rcvd/sent/both), max_num_entries (10), sort(desc/asc)
function getTalkers(ifname, vlan, unit, mode, max_num_entries, sort_direction)
interface.select(ifname)
hosts_stats,total = aggregateHostsStats(interface.getHostsInfo())
hosts = { }
for key, value in pairs(hosts_stats) do
skip = false
io.write(key.."\n")
if(hosts_stats[key]["ip"] == nil) then
skip = true
else
if(vlan ~= 0) then
if(hosts_stats[key]["vlan"] ~= vlan) then
skip = true
end
end
end
if(skip == false) then
if((mode == "recv") or (mode == "sent")) then
v = hosts_stats[key][unit.."."..mode]
else
v = hosts_stats[key][unit..".sent"] + hosts_stats[key][unit..".rcvd"]
end
updateKey(hosts, key, v)
end
end
sliceHash(hosts, max_num_entries, sort_direction, "/lua/host_details.lua?host", "")
end
-- ########
-- vlan, unit (bytes/packets), mode (rcvd/sent/both), max_num_entries (10), sort(desc/asc)
function getVLANTraffic(ifname, vlan, unit, mode, max_num_entries, sort_direction)
interface.select(ifname)
hosts_stats,total = aggregateHostsStats(interface.getHostsInfo())
hosts = { }
for key, value in pairs(hosts_stats) do
skip = false
io.write(key.."\n")
if(hosts_stats[key]["ip"] == nil) then
skip = true
else
if(vlan ~= 0) then
if(hosts_stats[key]["vlan"] ~= vlan) then
skip = true
end
end
end
if(skip == false) then
if((mode == "recv") or (mode == "sent")) then
v = hosts_stats[key][unit.."."..mode]
else
v = hosts_stats[key][unit..".sent"] + hosts_stats[key][unit..".rcvd"]
end
updateKey(hosts, hosts_stats[key]["vlan"], v)
end
end
sliceHash(hosts, max_num_entries, sort_direction, "", "")
end
-- ########
-- AS, unit (bytes/packets), mode (rcvd/sent/both), max_num_entries (10), sort(desc/asc)
function getASTraffic(ifname, vlan, as, unit, mode, max_num_entries, sort_direction)
interface.select(ifname)
hosts_stats,total = aggregateHostsStats(interface.getHostsInfo())
hosts = { }
for key, value in pairs(hosts_stats) do
skip = false
io.write(key.."\n")
if(hosts_stats[key]["ip"] == nil) then
skip = true
else
if(vlan ~= 0) then
if(hosts_stats[key]["vlan"] ~= vlan) then
skip = true
end
end
end
if(skip == false) then
if((mode == "recv") or (mode == "sent")) then
v = hosts_stats[key][unit.."."..mode]
else
v = hosts_stats[key][unit..".sent"] + hosts_stats[key][unit..".rcvd"]
end
updateKey(hosts, hosts_stats[key]["asn"], v)
end
end
sliceHash(hosts, max_num_entries, sort_direction, "https://www.robtex.com/as/as", ".html")
end
-- host, vlan, unit (bytes/packets), mode (rcvd/sent/both), max_num_entries (10), sort(desc/asc)
function getFlowTalkers(ifname, vlan, unit, mode, max_num_entries, sort_direction)
interface.select(ifname)
hosts_stats = interface.getFlowsInfo()
hosts = { }
for key, value in pairs(hosts_stats) do
skip = false
if(vlan ~= 0) then
if(hosts_stats[key]["vlan"] ~= vlan) then
skip = true
end
end
if(skip == false) then
if(mode == "recv") then
updateKey(hosts, hosts_stats[key]["cli.ip"], hosts_stats[key]["srv2cli."..unit])
updateKey(hosts, hosts_stats[key]["srv.ip"], hosts_stats[key]["cli2srv."..unit])
elseif(mode == "sent") then
updateKey(hosts, hosts_stats[key]["cli.ip"], hosts_stats[key]["cli2srv."..unit])
updateKey(hosts, hosts_stats[key]["srv.ip"], hosts_stats[key]["srv2cli."..unit])
else
v = hosts_stats[key]["cli2srv."..unit] + hosts_stats[key]["srv2cli."..unit]
updateKey(hosts, hosts_stats[key]["cli.ip"], v)
updateKey(hosts, hosts_stats[key]["srv.ip"], v)
end
end
end
for k, v in pairs(hosts) do
io.write(k.."="..v.."\n")
end
end
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