mirror of
https://github.com/gSpotx2f/ruantiblock_openwrt.git
synced 2026-05-14 06:30:59 +00:00
ruantiblock-mod-lua, ruantiblock-mod-py: removed ruab_sum_ip.lua, ruab_sum_ip.py
This commit is contained in:
gSpot
@@ -1,207 +0,0 @@
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--[[
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(с) 2020 gSpot (https://github.com/gSpotx2f/ruantiblock_openwrt)
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--]]
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local it = require("iptool")
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HOSTS_LIMIT = 0
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NETS_LIMIT = 0
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local function sort_ip_list(t)
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local t2 = {}
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for k in pairs(t) do
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t2[#t2 + 1] = k
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end
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table.sort(t2, function(a, b) return it.ip_to_int(a) < it.ip_to_int(b) end)
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return t2
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end
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local function group_ip_ranges(ip_list, raw_list)
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local function remove_items(start, stop)
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for i = start, stop do
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if raw_list[i] then
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raw_list[i] = nil
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return
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end
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local item = it.int_to_ip(i)
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if raw_list[item] then
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raw_list[it.int_to_ip(i)] = nil
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end
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end
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end
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local start, stop, last_call
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local hosts = 1
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local i = 0
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return function()
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local ret_val
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local ip
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repeat
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i = i + 1
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ip = ip_list[i]
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if ip then
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local ip_dec = it.ip_to_int(ip)
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if stop and (stop + 1) == ip_dec then
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hosts = hosts + 1
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else
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if hosts > 1 and hosts >= HOSTS_LIMIT then
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if raw_list then
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remove_items(start, stop)
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end
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ret_val = {[1] = start, [2] = stop}
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start = ip_dec
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stop = ip_dec
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hosts = 1
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break
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end
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start = ip_dec
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end
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stop = ip_dec
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elseif not last_call then
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if hosts > 1 and hosts >= HOSTS_LIMIT then
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if raw_list then
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remove_items(start, stop)
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end
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ret_val = {[1] = start, [2] = stop}
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last_call = true
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break
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end
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end
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until not ip
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return ret_val
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end
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end
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local function sort_net_list(t)
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local t2 = {}
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for k, v in pairs(t) do
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local ip, pref = it.get_network_addr(k)
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t2[#t2 + 1] = {[1] = ip, [2] = pref}
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end
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table.sort(t2, function(a, b) return a[1] < b[1] end)
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return t2
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end
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local function group_nets(cidr_list, raw_list)
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local function remove_items(start, stop)
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for i = start, stop, 256 do
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local item = it.int_to_ip(i) .. "/24"
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if raw_list[item] then
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raw_list[item] = nil
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end
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end
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end
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local start, stop, last_call, curr_supernet
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local nets = 1
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local i = 0
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return function()
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local ret_val
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local cidr
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repeat
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i = i + 1
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cidr = cidr_list[i]
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if cidr then
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local network_address, prefixlen
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if type(cidr) == "string" then
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network_address, prefixlen = it.get_network_addr(cidr)
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elseif type(cidr) == "table" then
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network_address, prefixlen = cidr[1], cidr[2]
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end
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if prefixlen == 24 then
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local supernet = it.get_supernet({[1] = network_address, [2] = prefixlen}, 16)
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if stop and supernet == curr_supernet and (stop + 256) == network_address then
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nets = nets + 1
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else
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if nets > 1 and nets >= NETS_LIMIT then
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if raw_list then
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remove_items(start, stop)
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end
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ret_val = {[1] = start, [2] = stop + 255}
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start = network_address
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stop = network_address
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nets = 1
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curr_supernet = supernet
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break
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end
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start = network_address
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curr_supernet = supernet
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end
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stop = network_address
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end
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elseif not last_call then
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if nets > 1 and nets >= NETS_LIMIT then
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if raw_list then
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remove_items(start, stop)
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end
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ret_val = {[1] = start, [2] = stop + 255}
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last_call = true
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break
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end
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end
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until not cidr
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return ret_val
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end
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end
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local function summarize_ranges(ip_iter)
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local s_range_iter
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return function()
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-- lua >= 5.2
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--::check_prefix::
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if s_range_iter then
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repeat
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local ip_t = s_range_iter()
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if ip_t then
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return ip_t
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end
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until not ip_t
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end
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local ip_range = ip_iter()
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if ip_range then
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s_range_iter = it.summarize_address_range(ip_range[1], ip_range[2])
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if s_range_iter then
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-- lua >= 5.2
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--goto check_prefix
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-- lua < 5.2
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repeat
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local ip_t = s_range_iter()
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if ip_t then
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return ip_t
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end
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until not ip_t
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--
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end
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else
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return
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end
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end
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end
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function summarize_ip_ranges(ip_list, modify_raw_list)
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local summ_iter = summarize_ranges(group_ip_ranges(sort_ip_list(ip_list),
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modify_raw_list and ip_list)
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)
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return function()
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repeat
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local ip_t = summ_iter()
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if ip_t and ip_t[2] == 32 then
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if modify_raw_list then
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ip_list[it.int_to_ip(ip_t[1])] = true
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end
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else
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return ip_t
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end
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until not ip_t
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end
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end
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function summarize_nets(cidr_list, modify_raw_list)
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return summarize_ranges(group_nets(sort_net_list(cidr_list),
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modify_raw_list and cidr_list))
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end
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return {
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summarize_ip_ranges = summarize_ip_ranges,
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summarize_nets = summarize_nets,
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}
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