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Implement host modular alerts config gui

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This commit is contained in:
emanuele-f 2019-07-11 13:02:34 +02:00
parent 1d9a8951db
commit 98f95fc306
10 changed files with 50 additions and 118 deletions
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112
scripts/lua/modules/alert_utils.lua
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@ -181,112 +181,6 @@ end
-- ##############################################################################
local function ndpival_bytes(json, protoname)
key = "ndpiStats"
-- Host
if((json[key] == nil) or (json[key][protoname] == nil)) then
if(verbose) then print("## ("..protoname..") Empty<br>\n") end
return(0)
else
local v = (json[key][protoname]["bytes"]["sent"] or 0) + (json[key][protoname]["bytes"]["rcvd"] or 0)
if(verbose) then print("## ("..protoname..") "..v.."<br>\n") end
return(v)
end
end
local function proto_bytes(old, new, protoname)
return(ndpival_bytes(new, protoname) - ndpival_bytes(old, protoname))
end
--
-- NOTE
--
-- These functions are called by the load function to evaluate
-- threshold crosses.
-- When reading a field from the "old" parameter, an "or" operator should be used
-- to avoid working on nil value. Nil values can be found, for example, when a
-- new entity appear and it has not previous dump or across ntopng reboot.
--
-- TODO remove after gui rework
function bytes(old, new, interval)
-- io.write(debug.traceback().."\n")
if(verbose) then print("bytes("..interval..")") end
if(new["sent"] ~= nil) then
-- Host
return((new["sent"]["bytes"] + new["rcvd"]["bytes"]) - ((old["sent"] and old["sent"]["bytes"] or 0) + (old["rcvd"] and old["rcvd"]["bytes"] or 0)))
else
-- Interface
return(new.stats.bytes - (old.stats and old.stats.bytes or 0))
end
end
function packets(old, new, interval)
if(verbose) then print("packets("..interval..")") end
if(new["sent"] ~= nil) then
-- Host
return((new["sent"]["packets"] + new["rcvd"]["packets"]) - ((old["sent"] and old["sent"]["packets"] or 0) + (old["rcvd"] and old["rcvd"]["packets"] or 0)))
else
-- Interface
return(new.stats.packets - (old.stats and old.stats.packets or 0))
end
end
function active(old, new, interval)
if(verbose) then print("active("..interval..")") end
local diff = (new["total_activity_time"] or 0) - (old["total_activity_time"] or 0)
return(diff)
end
function idle(old, new, interval)
if(verbose) then print("idle("..interval..")") end
local diff = os.time()-new["seen.last"]
return(diff)
end
function dns(old, new, interval)
if(verbose) then print("dns("..interval..")") end
return(proto_bytes(old, new, "DNS"))
end
function p2p(old, new, interval)
if(verbose) then print("p2p("..interval..")") end
return(proto_bytes(old, new, "eDonkey") + proto_bytes(old, new, "BitTorrent") + proto_bytes(old, new, "Skype"))
end
function throughput(old, new, interval)
if(verbose) then print("throughput("..interval..")") end
return((bytes(old, new, interval) * 8)/ (interval*1000000))
end
function ingress(old, new, interval)
return new["ingress"] - (old["ingress"] or 0)
end
function egress(old, new, interval)
return new["egress"] - (old["egress"] or 0)
end
function inner(old, new, interval)
return new["inner"] - (old["inner"] or 0)
end
function flows(old, new, interval)
local new_flows = new["flows.as_client"] + new["flows.as_server"]
local old_flows = (old["flows.as_client"] or 0) + (old["flows.as_server"] or 0)
return new_flows - old_flows
end
function active_local_hosts(old, new, interval)
return new["local_hosts"]
end
-- ##############################################################################
local function getInterfacePacketDropPercAlertKey(ifname)
return "ntopng.prefs.iface_" .. getInterfaceId(ifname) .. ".packet_drops_alert"
end
@ -1203,8 +1097,7 @@ function drawAlertSourceSettings(entity_type, alert_source, delete_button_msg, d
end
-- TODO refactor this into the threshold cross checker
for _, check_module in pairs(descr) do
local k = check_module.key
for k, check_module in pairs(descr) do
value = _POST["value_"..k]
operator = _POST["op_"..k]
@ -1315,8 +1208,7 @@ function drawAlertSourceSettings(entity_type, alert_source, delete_button_msg, d
print('<input id="csrf" name="csrf" type="hidden" value="'..ntop.getRandomCSRFValue()..'" />\n')
if not options.remote_host then
for _, check_module in pairsByField(descr, "key", asc) do
local key = check_module.key
for key, check_module in pairsByKeys(descr, asc) do
local gui_conf = check_module.gui
if(gui_conf == nil) then