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Now with PF_RING in case of merged interfaces (e.g. -i virbr0,virbr1,eno1) ntopng keeps

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track of the interface where a flow/host has been first observed
This commit is contained in:
Luca Deri 2023-12-01 19:38:20 +01:00
parent cffa017bfe
commit a5d1c92cdc
20 changed files with 147 additions and 107 deletions
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32
scripts/lua/modules/lua_utils_generic.lua
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@ -1,5 +1,5 @@
--
-- (C) 2014-22 - ntop.org
-- (C) 2014-23 - ntop.org
--
local clock_start = os.clock()
@ -491,6 +491,36 @@ end
-- ##############################################
function printInterfaceIndex(idx)
local ifaces
local basedir = "/sys/class/net"
if((idx == nil) or (idx == "")) then return end
idx = tostring(idx)
if(idx == "0") then return end
ifaces = ntop.readdir(basedir)
for k,v in pairs(ifaces) do
local path = basedir .. "/" .. k.. "/" .. "ifindex"
local f = io.open(path, "r")
if(f ~= nil) then
local if_idx = trimString(f:read("*all"))
io.close(f)
if(if_idx == idx) then
print("[ <span class=\"fas fa-ethernet\"></span> " .. k .. " ]")
return
end
--tprint(k.." = "..if_idx)
end
end
end
-- ##############################################
if(trace_script_duration ~= nil) then
io.write(debug.getinfo(1,'S').source .." executed in ".. (os.clock()-clock_start)*1000 .. " ms\n")
end