ntopng/scripts/lua/discover.lua

250 lines
9.6 KiB
Lua

--
-- (C) 2013-20 - ntop.org
--
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
local discover = require "discover_utils"
local page_utils = require("page_utils")
local ifId = getInterfaceId(ifname)
local refresh_button = '<small><a href="'..ntop.getHttpPrefix()..'/lua/discover.lua?request_discovery=true" title="Refresh"><i class="fas fa-sync fa-sm" aria-hidden="true"></i></a></small>'
if _GET["request_discovery"] == "true" then
refresh_button = ""
discover.requestNetworkDiscovery(ifId)
end
local os_filter = _GET["operating_system"]
local manuf_filter = _GET["manufacturer"]
local devtype_filter = _GET["device_type"]
local base_url = ntop.getHttpPrefix() .. "/lua/discover.lua"
local page_params = {}
local title = {operating_system = '', manufacturer = '', device_type = ''}
if(not isEmptyString(os_filter)) then
page_params.operating_system = os_filter
title.operating_system = discover.getOsName(tonumber(os_filter))
end
if(not isEmptyString(manuf_filter)) then
page_params.manufacturer = manuf_filter
title.manufacturer = manuf_filter
end
if(not isEmptyString(devtype_filter)) then
page_params.device_type = devtype_filter
title.device_type = discover.devtype2string(devtype_filter)
end
local discovery_requested = discover.networkDiscoveryRequested(ifId)
if discovery_requested then
refresh_button = ""
end
sendHTTPContentTypeHeader('text/html')
page_utils.set_active_menu_entry(page_utils.menu_entries.network_discovery)
dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")
-- print('<hr><H2>'..i18n("discover.network_discovery")..'&nbsp;</H2><br>')
print('<H2>'..i18n("discover.discovered_devices", {sys = title.operating_system, manuf = title.manufacturer, dev = title.device_type})..'&nbsp;'..refresh_button..'</H2><br>')
local discovered = discover.discover2table(ifname)
local manufactures = {}
local operating_systems = {}
local device_types = {}
for _, device in pairs(discovered["devices"] or {}) do
local manuf = (device["manufacturer"] or get_manufacturer_mac(device["mac"]))
if(manuf ~= nil) then
manufactures[manuf] = manufactures[manuf] or 0
manufactures[manuf] = manufactures[manuf] + 1
end
local dev_os = device["os_type"]
if(dev_os ~= nil) then
operating_systems[dev_os] = operating_systems[dev_os] or 0
operating_systems[dev_os] = operating_systems[dev_os] + 1
end
local dev_type = discover.devtype2id(device["device_type"])
if(dev_type ~= nil) then
device_types[dev_type] = device_types[dev_type] or 0
device_types[dev_type] = device_types[dev_type] + 1
end
end
if discovery_requested then
print('<div class=\"alert alert-info alert-dismissable\">'..'<img src="'..ntop.getHttpPrefix()..'/img/loading.gif"> '..i18n('discover.network_discovery_not_enabled', {url=ntop.getHttpPrefix().."/lua/admin/prefs.lua?tab=discovery", flask_icon="<i class=\"fas fa-flask\"></i>"})..'<span id="discovery-progress"></span>.</div>')
print[[
<script type="text/javascript">
(function worker() {
xhr = $.ajax({
type: 'GET',]]
print("url: '"..ntop.getHttpPrefix().."/lua/get_discover_progress.lua?ifid="..tostring(ifId).."', ")
print[[
complete: function() {
},
error: function() {
},
success: function(msg){
console.log(msg);
if(msg.discovery_requested == true) {
if(msg.progress != "") {
$('#discovery-progress').html(" " + msg.progress);
}
// Schedule the next request when the current one's complete
setTimeout(worker, 3000);
} else {
window.location.href=']] print(ntop.getHttpPrefix()) print[[/lua/discover.lua';
}
}
});
})();
</script>
]]
elseif discovered["status"]["code"] == "NOCACHE" then
-- nothing to show and nothing has been requested
print('<div class=\"alert alert-info alert-dismissable\"><i class="fas fa-info-circle fa-lg"></i>&nbsp;'..discovered["status"]["message"]..'</div>')
end
if discovered["status"]["code"] == "ERROR" then
print('<div class=\"alert alert-danger\"><i class="fas fa-exclamation-triangle fa-lg"></i>&nbsp;'..discovered["status"]["message"]..'</div>')
elseif discovered["status"]["code"] == "OK" then -- everything is ok
print[[<div id="discover-table"></div>]]
print[[<script>
var dt_discover = $("#discover-table").datatable({
url: "]] print(getPageUrl(ntop.getHttpPrefix() .. "/lua/get_discover_data.lua", page_params)) print[[",
title: "",
showPagination: true,
class: "table table-striped table-bordered",
buttons: []]
-- Manufacturer filter
print('\'<div class="btn-group float-right"><div class="btn btn-link dropdown-toggle" data-toggle="dropdown">'..
i18n("mac_stats.manufacturer") .. ternary(not isEmptyString(manuf_filter), '<span class="fas fa-filter"></span>', '') ..
'<span class="caret"></span></div> <ul class="dropdown-menu scrollable-dropdown" role="menu" style="min-width: 90px;">')
local manuf_params = table.clone(page_params)
manuf_params.manufacturer = nil
print('<li><a class="dropdown-item" href="' .. getPageUrl(base_url, manuf_params) .. '">' .. i18n("mac_stats.all_manufacturers") .. '</a></li>')
for manuf, count in pairsByKeys(manufactures) do
local _manuf = string.gsub(string.gsub(manuf, "'", "&#39;"), "\"", "&quot;")
manuf_params.manufacturer = manuf
print('<li' .. ternary(manuf_filter == manuf, ' class="active"', '') .. '><a class="dropdown-item" href="' ..
getPageUrl(base_url, manuf_params) .. '">' ..
_manuf .." (" ..count.. ')</a></li>')
end
print('</ul></div>\',')
-- Device Type filter
local type_params = table.clone(page_params)
print('\'<div class="btn-group"><div class="btn btn-link dropdown-toggle" data-toggle="dropdown">'..
i18n("details.device_type") .. ternary(not isEmptyString(devtype_filter), '<span class="fas fa-filter"></span>', '') ..
'<span class="caret"></span></div> <ul class="dropdown-menu scrollable-dropdown" role="menu" style="min-width: 90px;">')
type_params.device_type = nil
print('<li><a class="dropdown-item" href="' .. getPageUrl(base_url, type_params) .. '">' .. i18n("mac_stats.all_devices") .. '</a></li>')
for devtype, count in pairsByKeys(device_types) do
type_params.device_type = devtype
print('<li' .. ternary(devtype_filter == tostring(devtype), ' class="active"', '') .. '><a class="dropdown-item" href="' ..
getPageUrl(base_url, type_params) .. '">' ..
discover.devtype2string(devtype) .." (" ..count.. ')</a></li>')
end
print('</ul></div>\',')
-- OS filter
local os_params = table.clone(page_params)
print('\'<div class="btn-group"><div class="btn btn-link dropdown-toggle" data-toggle="dropdown">'..
i18n("os") .. ternary(not isEmptyString(os_filter), '<span class="fas fa-filter"></span>', '') ..
'<span class="caret"></span></div> <ul class="dropdown-menu scrollable-dropdown" role="menu" style="min-width: 90px;">')
os_params.operating_system = nil
print('<li><a class="dropdown-item" href="' .. getPageUrl(base_url, os_params) .. '">' .. i18n("mac_stats.all_devices") .. '</a></li>')
for osid, count in pairsByKeys(operating_systems) do
local os_name = discover.getOsName(osid)
if isEmptyString(os_name) then os_name = i18n("unknown") end
os_params.operating_system = osid
print('<li' .. ternary(os_filter == tostring(osid), ' class="active"', '') .. '><a class="dropdown-item" href="' ..
getPageUrl(base_url, os_params) .. '">' .. --(discover.getOsIcon(osid):gsub("'",'"') or "") ..
os_name .." (" ..count.. ')</a></li>')
end
print('</ul></div>\'],')
-- Set the preference table
local preference = tablePreferences("rows_number_discovery", _GET["perPage"])
if not isEmptyString(preference) then
print ('perPage: '..preference.. ",\n")
end
print [[
columns: [{
title: "]] print(i18n("ip_address")) print[[",
field: "column_ip",
sortable: "true",
}, {
title: "]] print(i18n("name")) print[[",
field: "column_name",
sortable: "true",
}, {
title: "]] print(i18n("mac_stats.manufacturer")) print[[",
field: "column_manufacturer",
sortable: "true",
}, {
title: "]] print(i18n("mac_address")) print[[",
field: "column_mac",
sortable: "true",
}, {
title: "]] print(i18n("os")) print[[",
field: "column_os",
sortable: "true",
css: {
textAlign: 'center'
}
}, {
title: "]] print(i18n("info")) print[[",
field: "column_info",
sortable: "true",
}, {
title: "]] print(i18n("discover.device")) print[[",
field: "column_device",
sortable: "true",
}
]
});
</script>]]
print("<p>"..i18n("discover.network_discovery_datetime")..": "..formatEpoch(discovered["discovery_timestamp"]).."</p>")
end
if discovered["ghost_found"] or discovered["too_many_devices_discovered"] then
print('<b>' .. i18n("notes") .. '</b> ')
print('<ul>')
if discovered["ghost_found"] then
print('<li>' .. i18n("discover.ghost_icon_descr", {ghost_icon='<font color=red>'..discover.ghost_icon..'</font>'}) .. '.</li>')
end
if discovered["too_many_devices_discovered"] then
print('<li>' .. i18n("discover.too_many_devices_descr", {max_devices = discover.MAX_DISCOVERED_DEVICES}) .. '.</li>')
end
print('</ul>')
end
dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")