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45 lines
1.3 KiB
Lua
45 lines
1.3 KiB
Lua
--
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-- (C) 2019-20 - ntop.org
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--
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-- Companion scripts (in addition to i18n)
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-- scripts/callbacks/status_defs/status_udp_unidirectional.lua
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-- scripts/callbacks/interface/flow/udp.lua
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local flow_consts = require("flow_consts")
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local user_scripts = require("user_scripts")
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-- #################################################################
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local script = {
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l4_proto = "udp",
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-- NOTE: hooks defined below
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hooks = {},
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gui = {
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i18n_title = "flow_callbacks_config.udp_unidirectional",
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i18n_description = "flow_callbacks_config.udp_unidirectional_description",
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}
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}
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-- #################################################################
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function script.hooks.all(now)
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if(flow.getPacketsRcvd() == 0) then
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-- Now check if the recipient isn't a broadcast/multicast address
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if(flow.isServerUnicast()) then
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-- TODO some UDP protocols are inherently unidirectional (e.g. Netflow/sflow)
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-- they should be excluded
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flow.setStatus(flow_consts.status_types.status_udp_unidirectional.status_id,
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5--[[ flow score]], 5--[[ cli score ]], 1--[[ srv score ]])
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end
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else
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flow.clearStatus(flow_consts.status_types.status_udp_unidirectional.status_id)
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end
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end
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-- #################################################################
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return script
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