mirror of
https://github.com/ntop/ntopng.git
synced 2026-05-22 10:45:57 +00:00
222 lines
7.5 KiB
C++
222 lines
7.5 KiB
C++
/*
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*
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* (C) 2013-24 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#include "ntop_includes.h"
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/* ****************************************** */
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static int ntop_network_get_network_stats(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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NetworkStats *ns = c ? c->network : NULL;
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if (ns) {
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lua_newtable(vm);
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ns->lua(vm);
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} else
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lua_pushnil(vm);
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* ****************************************** */
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static int ntop_select_local_network(lua_State *vm) {
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u_int16_t local_network_id = (u_int16_t)-1;
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NetworkInterface *iface = getCurrentInterface(vm);
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ntop->getTrace()->traceEvent(TRACE_DEBUG, "%s() called", __FUNCTION__);
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if (lua_type(vm, 1) == LUA_TNIL)
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local_network_id = (u_int16_t)-1;
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else {
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if (ntop_lua_check(vm, __FUNCTION__, 1, LUA_TNUMBER) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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local_network_id = (u_int16_t)lua_tointeger(vm, 1);
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}
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if (iface)
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getLuaVMUservalue(vm, network) = iface->getNetworkStats(local_network_id);
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// lua_pop(vm, 1); /* Cleanup the Lua stack */
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lua_pushnil(vm);
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* ****************************************** */
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static int ntop_network_get_alerts(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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return ntop_get_alerts(vm, c->network);
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}
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/* ****************************************** */
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static int ntop_network_check_context(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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char *entity_val;
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bool ret = false;
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ntop->getTrace()->traceEvent(TRACE_DEBUG, "%s() called", __FUNCTION__);
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if (ntop_lua_check(vm, __FUNCTION__, 1, LUA_TSTRING) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((entity_val = (char *)lua_tostring(vm, 1)) == NULL)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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if ((c->network == NULL) ||
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(strcmp(c->network->getEntityValue().c_str(), entity_val)) != 0) {
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NetworkInterface *iface = getCurrentInterface(vm);
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u_int16_t network_id = ntop->getLocalNetworkId(entity_val);
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if (!iface || (network_id == (u_int16_t)-1) ||
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((c->network = iface->getNetworkStats(network_id)) == NULL)) {
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ntop->getTrace()->traceEvent(
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TRACE_WARNING, "Could not set context for network %s", entity_val);
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} else
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ret = true;
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} else
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ret = true;
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lua_pushboolean(vm, ret);
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* ****************************************** */
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static int ntop_network_get_cached_alert_value(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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NetworkStats *ns = c ? c->network : NULL;
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char *key;
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std::string val;
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ScriptPeriodicity periodicity;
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ntop->getTrace()->traceEvent(TRACE_DEBUG, "%s() called", __FUNCTION__);
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if (!ns) return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if (ntop_lua_check(vm, __FUNCTION__, 1, LUA_TSTRING) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((key = (char *)lua_tostring(vm, 1)) == NULL)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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if (ntop_lua_check(vm, __FUNCTION__, 2, LUA_TNUMBER) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((periodicity = (ScriptPeriodicity)lua_tointeger(vm, 2)) >=
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MAX_NUM_PERIODIC_SCRIPTS)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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val = ns->getAlertCachedValue(std::string(key), periodicity);
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lua_pushstring(vm, val.c_str());
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* ****************************************** */
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static int ntop_network_set_cached_alert_value(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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NetworkStats *ns = c ? c->network : NULL;
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char *key, *value;
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ScriptPeriodicity periodicity;
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ntop->getTrace()->traceEvent(TRACE_DEBUG, "%s() called", __FUNCTION__);
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if (!ns) return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if (ntop_lua_check(vm, __FUNCTION__, 1, LUA_TSTRING) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((key = (char *)lua_tostring(vm, 1)) == NULL)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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if (ntop_lua_check(vm, __FUNCTION__, 2, LUA_TSTRING) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((value = (char *)lua_tostring(vm, 2)) == NULL)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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if (ntop_lua_check(vm, __FUNCTION__, 3, LUA_TNUMBER) != CONST_LUA_OK)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_ERROR));
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if ((periodicity = (ScriptPeriodicity)lua_tointeger(vm, 3)) >=
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MAX_NUM_PERIODIC_SCRIPTS)
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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if ((!key) || (!value))
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_PARAM_ERROR));
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ns->setAlertCacheValue(std::string(key), std::string(value), periodicity);
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lua_pushnil(vm);
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* ****************************************** */
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static int ntop_network_store_triggered_alert(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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return (
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ntop_store_triggered_alert(vm, c->network, 1 /* 1st argument of vm */));
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}
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/* ****************************************** */
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static int ntop_network_release_triggered_alert(lua_State *vm) {
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NtopngLuaContext *c = getLuaVMContext(vm);
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return (ntop_release_triggered_alert(vm, c->network, 1));
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}
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/* ****************************************** */
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static int ntop_network_reset_traffic_between_nets(lua_State *vm) {
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#ifdef NTOPNG_PRO
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NtopngLuaContext *c = getLuaVMContext(vm);
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NetworkStats *ns = c ? c->network : NULL;
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if (ns) ns->resetTrafficBetweenNets();
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#endif
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lua_pushnil(vm);
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return (ntop_lua_return_value(vm, __FUNCTION__, CONST_LUA_OK));
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}
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/* **************************************************************** */
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static luaL_Reg _ntop_network_reg[] = {
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/* Public User Scripts API, documented at
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doc/src/api/lua_c/network_checks/network.lua */
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{"select", ntop_select_local_network},
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{"getNetworkStats", ntop_network_get_network_stats},
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{"resetTrafficBetweenNets", ntop_network_reset_traffic_between_nets},
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/* END Public API */
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{"getCachedAlertValue", ntop_network_get_cached_alert_value},
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{"setCachedAlertValue", ntop_network_set_cached_alert_value},
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{"storeTriggeredAlert", ntop_network_store_triggered_alert},
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{"releaseTriggeredAlert", ntop_network_release_triggered_alert},
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{"getAlerts", ntop_network_get_alerts},
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{"checkContext", ntop_network_check_context},
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{NULL, NULL}};
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luaL_Reg *ntop_network_reg = _ntop_network_reg;
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