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Implement proper LBD host restore

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This commit is contained in:
emanuele-f 2020-05-05 12:20:01 +02:00
parent a36f4a3cc9
commit d65bd41212
6 changed files with 93 additions and 14 deletions
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18
scripts/lua/modules/lua_utils.lua
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@ -3571,6 +3571,24 @@ end
-- ###########################################
function canRestoreHost(ifid, ip, vlan)
local ip_to_mac = string.format("ntopng.ip_to_mac.ifid_%u__%s@%d", ifid, ip, vlan)
local key_to_check
-- Check if there is a MAC address associated
local mac = ntop.getCache(ip_to_mac)
if not isEmptyString(mac) then
key_to_check = string.format("ntopng.serialized_hostsbymac.ifid_%u__%s_%s", ifid, mac, ternary(isIPv4(ip), "v4", "v6"))
else
key_to_check = string.format("ntopng.serialized_hosts.ifid_%u__%s@%d", ifid, ip, vlan)
end
return(not table.empty(ntop.getKeysCache(key_to_check)))
end
-- ###########################################
--
-- IMPORTANT
-- Leave it at the end so it can use the functions