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Implemented lua caching to speedump hostname and interface mapping lookup

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This commit is contained in:
Luca Deri 2025-10-23 22:28:53 +02:00
parent 8d13fe3411
commit e0e4e8ea96
11 changed files with 817 additions and 600 deletions
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19
scripts/lua/modules/lua_utils_gui.lua
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@ -24,6 +24,8 @@ local dns_utils = require "dns_utils"
local http_utils = require "http_utils"
local rest_utils = require "rest_utils"
local snmp_utils
local cache_utils = require "cache_utils"
if ntop.isPro() then
package.path = dirs.installdir .. "/scripts/lua/pro/modules/?.lua;" ..
package.path
@ -987,7 +989,6 @@ end
local _snmp_devices = {}
local _exporters_ports_names = {}
local _portidx_name_cache = {}
-- @brief This function format the SNMP interface name.
-- @params device_ip: snmp device ip
@ -995,11 +996,17 @@ local _portidx_name_cache = {}
-- short_version: boolean, long formatting version (e.g. flow info) or short version (e.g. dropdown menu)
function format_portidx_name(device_ip, portidx, short_version)
local idx_name = portidx
local cache_key = device_ip .. "@" .. portidx
local cached_val = _portidx_name_cache[cache_key]
local cached_val = cache_utils.getifname(device_ip, portidx)
if (cached_val ~= nil) then return (cached_val) end
if (cached_val ~= nil) then
if(short_version) then
cached_val = shortenString(cached_val, 26)
end
return (cached_val)
end
-- DEAD CODE BEGIN
-- tprint("format_portidx_name("..device_ip .. ", " .. portidx..")")
-- SNMP is available only with Pro version at least
@ -1044,9 +1051,11 @@ function format_portidx_name(device_ip, portidx, short_version)
end
end
_portidx_name_cache[cache_key] = idx_name
cache_utils.setifname(device_ip, portidx, idx_name)
return idx_name
-- DEAD CODE END
end
-- ##############################################