forked from minetest-mods/xban2
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10 Commits
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24
LICENSE
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24
LICENSE
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@ -0,0 +1,24 @@
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BSD 2-Clause License
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Copyright (c) 2014-2023, Diego Martínez
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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@ -104,3 +104,9 @@ the supported import plugins at the time of writing:
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* `v2`: Old format used by xban (`players.iplist.v2`).
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**Example:** `/xban_dbi minetest`
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### `xban_cleanup`
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Removes all non-banned entries from the xban db.
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**Usage:** `/xban_cleanup`
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9
gui.lua
9
gui.lua
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@ -9,9 +9,7 @@ local ESC = minetest.formspec_escape
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local function make_list(filter)
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filter = filter or ""
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local list, n, dropped = { }, 0, false
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local enumerate, e1, e2, e3 = minetest.get_auth_handler().enumerate_auths
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if enumerate then e1 = enumerate() else e1, e2, e3 = pairs(minetest.auth_table) end
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for k in e1, e2, e3 do
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for k in minetest.get_auth_handler().iterate() do
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if strfind(k, filter, 1, true) then
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if n >= MAXLISTSIZE then
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dropped = true
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@ -63,7 +61,8 @@ local function make_fs(name)
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"size[16,12]",
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"label[0,-.1;Filter]",
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"field[1.5,0;12.8,1;filter;;"..ESC(filter).."]",
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"button[14,-.3;2,1;search;Search]",
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"field_close_on_enter[filter;false]",
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"button[14,-.3;2,1;search_submit;Search]",
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}
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local fsn = #fs
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fsn=fsn+1 fs[fsn] = format("textlist[0,.8;4,9.3;player;%s;%d;0]",
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@ -124,7 +123,7 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
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end
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return
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end
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if fields.search then
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if fields.search_submit or fields.filter then
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local filter = fields.filter or ""
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state.filter = filter
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state.list = make_list(filter)
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54
init.lua
54
init.lua
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@ -25,6 +25,7 @@ end
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local ACTION = make_logger("action")
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local WARNING = make_logger("warning")
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local ERROR = make_logger("error")
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local unit_to_secs = {
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s = 1, m = 60, h = 3600,
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@ -40,6 +41,14 @@ local function parse_time(t) --> secs
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return secs
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end
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local function concat_keys(t, sep)
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local keys = {}
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for k, _ in pairs(t) do
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keys[#keys + 1] = k
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end
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return table.concat(keys, sep)
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end
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function xban.find_entry(player, create) --> entry, index
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for index, e in ipairs(db) do
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for name in pairs(e.names) do
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@ -111,7 +120,7 @@ function xban.ban_player(player, source, expires, reason) --> bool, err
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end
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ACTION("%s bans %s until %s for reason: %s", source, player,
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date, reason)
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ACTION("Banned Names/IPs: %s", table.concat(e.names, ", "))
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ACTION("Banned Names/IPs: %s", concat_keys(e.names, ", "))
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return true
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end
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@ -131,7 +140,7 @@ function xban.unban_player(player, source) --> bool, err
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e.expires = nil
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e.time = nil
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ACTION("%s unbans %s", source, player)
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ACTION("Unbanned Names/IPs: %s", table.concat(e.names, ", "))
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ACTION("Unbanned Names/IPs: %s", concat_keys(e.names, ", "))
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return true
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end
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@ -314,6 +323,7 @@ minetest.register_chatcommand("xban_wl", {
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end,
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})
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local function check_temp_bans()
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minetest.after(60, check_temp_bans)
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local to_rm = { }
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@ -334,18 +344,12 @@ end
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local function save_db()
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minetest.after(SAVE_INTERVAL, save_db)
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local f, e = io.open(DB_FILENAME, "wt")
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db.timestamp = os.time()
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if f then
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local ok, err = f:write(xban.serialize(db))
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if not ok then
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WARNING("Unable to save database: %s", err)
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end
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else
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WARNING("Unable to save database: %s", e)
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local contents = assert(xban.serialize_db(db))
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local ok = minetest.safe_file_write(DB_FILENAME, contents)
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if not ok then
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ERROR("Unable to save database")
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end
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if f then f:close() end
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return
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end
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local function load_db()
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@ -359,7 +363,7 @@ local function load_db()
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WARNING("Unable to load database: %s", "Read failed")
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return
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end
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local t, e2 = minetest.deserialize(cont)
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local t, e2 = xban.deserialize_db(cont)
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if not t then
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WARNING("Unable to load database: %s",
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"Deserialization failed: "..(e2 or "unknown error"))
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@ -374,6 +378,30 @@ local function load_db()
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end
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end
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minetest.register_chatcommand("xban_cleanup", {
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description = "Removes all non-banned entries from the xban db",
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privs = { server=true },
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func = function(name, params)
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local old_count = #db
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local i = 1
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while i <= #db do
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if not db[i].banned then
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-- not banned, remove from db
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table.remove(db, i)
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else
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-- banned, hold entry back
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i = i + 1
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end
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end
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-- save immediately
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save_db()
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return true, "Removed " .. (old_count - #db) .. " entries, new db entry-count: " .. #db
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end,
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})
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minetest.register_on_shutdown(save_db)
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minetest.after(SAVE_INTERVAL, save_db)
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load_db()
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@ -27,5 +27,44 @@ local function my_serialize_2(t, level)
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end
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function xban.serialize(t)
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minetest.log("warning", "[xban2] xban.serialize() is deprecated")
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return "return {\n"..my_serialize_2(t, 1).."\n}"
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end
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-- JSON doesn't allow combined string+number keys, this function moves any
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-- number keys into an "entries" table
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function xban.serialize_db(t)
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local res = {}
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local entries = {}
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for k, v in pairs(t) do
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if type(k) == "number" then
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entries[k] = v
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else
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res[k] = v
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end
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end
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res.entries = entries
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return minetest.write_json(res, true)
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end
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function xban.deserialize_db(s)
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if s:sub(1, 1) ~= "{" then
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-- Load legacy databases
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return minetest.deserialize(s)
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end
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local res, err = minetest.parse_json(s)
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if not res then
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return nil, err
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end
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-- Remove all "null"s added by empty tables
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for i, entry in ipairs(res.entries or {}) do
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entry.names = entry.names or {}
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entry.record = entry.record or {}
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res[i] = entry
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end
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res.entries = nil
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return res
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end
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