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addons/eprotect_1.3.15/lua/e_protect/modules/sv_netlimiter.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+eProtect = eProtect or {}
+eProtect.data = eProtect.data or {}
+eProtect.data.netLimitation = eProtect.data.netLimitation or {}
+
+for i = 1, 2048 do
+    local netstring = util.NetworkIDToString(i)
+    if !netstring then continue end
+    if netstring and isstring(netstring) and eProtect.data.netLimitation[netstring] == nil and !eProtect.data.fakeNets[netstring] then
+        local func = net.Receivers[string.lower(netstring)]
+        if func then eProtect.data.netLimitation[netstring] = 0 end
+    end
+end
+
+if eProtect.queueNetworking then
+    eProtect.queueNetworking(nil, "netLimitation")
+end
+
+local generalCounter = {}
+local specificCounter = {}
+local timeout = {}
+
+hook.Add("eP:PreNetworking", "eP:NetLimiter", function(ply, netstring, len)
+    if !eProtect.data or !eProtect.data.general or eProtect.data.netLimitation[netstring] == -1 or eProtect.config["disabledModules"]["net_limiter"] then return end
+    
+    if !eProtect.data.netLimitation[netstring] then
+        local func = net.Receivers[string.lower(netstring)]
+        if func then eProtect.data.netLimitation[netstring] = 0 end
+
+        eProtect.queueNetworking(nil, "netLimitation")
+    end
+
+    local sid, sid64 = ply:SteamID(), ply:SteamID64()
+    local specific = eProtect.data.netLimitation[netstring] ~= nil and eProtect.data.netLimitation[netstring] > 0 or false
+
+    specificCounter[sid] = specificCounter[sid] or {}
+
+    if !timeout[sid] then timeout[sid] = CurTime() end
+
+    if timeout[sid] and ((CurTime() - timeout[sid]) >= eProtect.data.general.timeout) then
+        specificCounter[sid] = {}
+        generalCounter[sid] = 0
+        timeout[sid] = nil
+    end
+
+    if specific then
+        specificCounter[sid][netstring] = specificCounter[sid][netstring] or 0
+        specificCounter[sid][netstring] = specificCounter[sid][netstring] + 1
+    else
+        generalCounter[sid] = generalCounter[sid] or 0
+        generalCounter[sid] = generalCounter[sid] + 1
+    end
+
+    local counter = specific and specificCounter[sid][netstring] or generalCounter[sid]
+    local limit = specific and eProtect.data.netLimitation[netstring] or eProtect.data.general.ratelimit
+    if limit > -1 and counter > limit and eProtect.data.general.overflowpunishment > 0 and !eProtect.data.general["bypassgroup"][ply:GetUserGroup()] and !eProtect.data.general["bypass_sids"][sid] and !eProtect.data.general["bypass_sids"][sid64] then
+        if eProtect.data.general["whitelistergroup"][ply:GetUserGroup()] then
+            eProtect.data.netLimitation[netstring] = -1
+            eProtect.queueNetworking(nil, "netLimitation")
+        return end
+
+        eProtect.logDetectionHandeler(ply, "net-overflow", netstring, eProtect.data.general.overflowpunishment)
+        if eProtect.data.general.overflowpunishment <= 2 then
+            eProtect.punish(ply, eProtect.data.general.overflowpunishment, slib.getLang("eprotect", eProtect.config["language"], eProtect.data.general.overflowpunishment == 1 and "kick-net-overflow" or "banned-net-overflow"))
+        end
+
+        return false
+    end
+end)