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Delete host aliases if empty

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This commit is contained in:
Alfredo Cardigliano 2023-11-03 16:03:07 +01:00
parent 1e42102297
commit 891acbd895
2 changed files with 16 additions and 7 deletions
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15
scripts/lua/rest/v2/get/host/find.lua
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@ -373,19 +373,22 @@ if not is_system_interface then
-- Note: inefficient, so a limit on the maximum number must be enforced.
local name_prefix = getHostAltNamesKey("")
local ip_to_name = {}
local max_num_names = 100 -- Avoid doing too many searches
local max_num_names = 500 -- Limit the number of keys in the lookup
local name_keys = ntop.getKeysCache(getHostAltNamesKey("*")) or {}
for k, _ in pairs(name_keys) do
local name = ntop.getCache(k)
if not isEmptyString(name) then
if isEmptyString(name) then
-- key cleanup (unused)
ntop.delCache(k)
else
local ip = k:gsub(name_prefix, "")
ip_to_name[ip] = name
end
max_num_names = max_num_names - 1
if max_num_names == 0 then
break
max_num_names = max_num_names - 1
if max_num_names == 0 then
break
end
end
end