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64 lines
1.9 KiB
Lua
64 lines
1.9 KiB
Lua
--
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-- (C) 2019-24 - ntop.org
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--
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local dirs = ntop.getDirs()
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package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
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require "lua_utils"
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local checks = require("checks")
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--
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-- This script is used to by the SyslogLuaEngine class to setup syslog collection
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-- and handle incoming events via the handleEvent() callback. This script
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-- lives on a private Lua VM (see lua_pcall in SyslogLuaEngine::SyslogLuaEngine()M
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--
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local syslog_modules = nil
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local syslog_conf = nil
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-- #################################################################
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-- The function below ia called once (#pragma once)
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function setup()
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local ifid = interface.getId()
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syslog_modules = checks.load(ifid, checks.script_types.syslog, "syslog")
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local configset = checks.getConfigset()
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-- Configuration is global, system-wide
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syslog_conf = checks.getConfig(configset, "syslog")
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end
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-- #################################################################
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-- The function below is called for each received alert
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-- @param name Message producer (name)
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-- @param message Message content
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-- @param host Message producer (host)
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function handleEvent(name, message, host, priority)
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local event_handler = syslog_modules.hooks["handleEvent"][name]
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if(event_handler ~= nil) then
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event_handler(syslog_conf, message, host, priority)
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end
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end
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-- #################################################################
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-- The function below ia called once (#pragma once)
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function teardown()
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local all_modules = syslog_modules.modules
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for mod_name, syslog_module in pairs(syslog_modules) do
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local script = all_modules[mod_name]
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if syslog_module.teardown ~= nil then
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local conf = checks.getTargetHookConfig(syslog_conf, script)
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if conf.enabled then
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syslog_module.teardown(conf.script_conf)
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end
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end
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end
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end
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-- #################################################################
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