mirror of
https://github.com/ntop/ntopng.git
synced 2026-04-28 23:19:33 +00:00
231 lines
11 KiB
Lua
231 lines
11 KiB
Lua
--
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-- (C) 2013-24 - 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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if((dirs.scriptdir ~= nil) and (dirs.scriptdir ~= "")) then package.path = dirs.scriptdir .. "/lua/modules/?.lua;" .. package.path end
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require "lua_utils"
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local page_utils = require("page_utils")
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local script_manager = require("script_manager")
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local internals_utils = require "internals_utils"
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local cpu_utils = require("cpu_utils")
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local ts_utils = require "ts_utils"
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local graph_utils = require("graph_utils")
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local format_utils = require("format_utils")
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local ts_creation = script_manager.systemTimeseriesEnabled()
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if not isAllowedSystemInterface() then
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return
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end
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sendHTTPContentTypeHeader('text/html')
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page_utils.print_header_and_set_active_menu_entry(page_utils.menu_entries.system_status)
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dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")
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local page = _GET["page"] or "overview"
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local url = ntop.getHttpPrefix() .. "/lua/system_stats.lua?ifid="..interface.getId()
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local title = i18n("system")
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local info = ntop.getInfo()
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page_utils.print_navbar(title, url,
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{
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{
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active = page == "overview" or not page,
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page_name = "overview",
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label = "<i class=\"fas fa-home fa-lg\"></i>",
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},
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{
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hidden = not ts_creation or not ntop.isLinux(),
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active = page == "historical",
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page_name = "historical",
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label = "<i class='fas fa-lg fa-chart-area'></i>",
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},
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{
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active = page == "internals",
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page_name = "internals",
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label = "<i class=\"fas fa-lg fa-wrench\"></i>",
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},
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{
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hidden = not info.ntopcloud,
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active = page == "ntopcloud",
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page_name = "ntopcloud",
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label = "<i class=\"fas fa-lg fa-cloud\"></i>",
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},
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}
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)
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-- #######################################################
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if(page == "overview") then
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local storage_utils = require("storage_utils")
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print("<div class='table-responsive-lg table-responsive-md'>")
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print("<table class=\"table table-bordered table-striped\">\n")
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local system_rowspan = 1
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local ntopng_rowspan = 20
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local system_host_stats = cpu_utils.systemHostStats()
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local has_system = false
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if system_host_stats["cpu_load"] ~= nil then system_rowspan = system_rowspan + 1; has_system = true end
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if system_host_stats["mem_total"] ~= nil then system_rowspan = system_rowspan + 1; has_system = true end
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if system_host_stats["cpu_states"] and system_host_stats["cpu_states"]["iowait"] then system_rowspan = system_rowspan + 1; has_system = true end
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if has_system then
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print("<tr><th rowspan="..system_rowspan.." width=5%>"..i18n("about.system").."</th></tr>\n")
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end
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if system_host_stats["cpu_load"] ~= nil then
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local chart_available = ts_utils.exists("system:cpu_load", {ifid = getSystemInterfaceId()})
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print("<tr><th nowrap>"..i18n("about.cpu_load").." "..ternary(chart_available, "<A HREF='"..url.."&page=historical&ts_schema=system:cpu_load'><i class='fas fa-chart-area fa-sm'></i></A>", "").."</th><td><span id='cpu-load-pct'>" .. round(system_host_stats["cpu_load"], 2) .. "</span></td></tr>\n")
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end
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if system_host_stats["cpu_states"] and system_host_stats["cpu_states"]["iowait"] then
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local chart_available = ts_utils.exists("system:cpu_states", {ifid = getSystemInterfaceId()})
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local iowait = i18n("about.iowait") .. ": " .. round(formatValue(system_host_stats["cpu_states"]["iowait"]), 2) .. "%"
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local active = i18n("about.active") .. ": " .. round(formatValue(system_host_stats["cpu_states"]["user"] + system_host_stats["cpu_states"]["system"] + system_host_stats["cpu_states"]["nice"] + system_host_stats["cpu_states"]["irq"] + system_host_stats["cpu_states"]["softirq"] + system_host_stats["cpu_states"]["guest"] + system_host_stats["cpu_states"]["guest_nice"]), 2) .. "%"
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local idle = i18n("about.idle") .. ": " .. round(formatValue(system_host_stats["cpu_states"]["idle"] + system_host_stats["cpu_states"]["steal"]), 2) .. "%"
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print("<tr><th nowrap>"..i18n("about.cpu_states").." "..ternary(chart_available, "<A HREF='"..url.."&page=historical&ts_schema=system:cpu_states'><i class='fas fa-chart-area fa-sm'></i></A>", "").."</th><td><span id='cpu-states'>" .. iowait .. " / " .. active .. " / " .. idle .. "</span></td></tr>\n")
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end
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if system_host_stats["mem_total"] ~= nil then
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local ram_used = system_host_stats["mem_used"]
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local ram_used_ratio = i18n("ram_used") .. ": " .. tostring(round((ram_used / system_host_stats["mem_total"]) * 100 * 100) / 100) .. "%";
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local ram_available = i18n("ram_available") .. ": " .. format_utils.bytesToSize((system_host_stats["mem_total"] - ram_used) * 1024)
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local ram_total = i18n("ram_total") .. ": " .. format_utils.bytesToSize(system_host_stats["mem_total"] * 1024)
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print("<tr><th nowrap>"..i18n("about.ram_memory").."</th><td><span id='ram-used'>" .. ram_used_ratio .. " / " .. ram_available .. " / " .. ram_total .. "</span></td></tr>\n")
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end
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print("<tr><th rowspan=".. ntopng_rowspan ..">"..info["product"].."</th>")
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if(info.pid ~= nil) then
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print("<tr><th nowrap>PID (Process ID)</th><td>"..info.pid.."</td></tr>\n")
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end
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if system_host_stats["mem_ntopng_resident"] ~= nil then
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local chart_available = ts_utils.exists("process:resident_memory", {ifid = getSystemInterfaceId()})
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print("<tr><th nowrap>"..i18n("about.ram_memory").." "..ternary(chart_available, "<A HREF='"..url.."&page=historical&ts_schema=process:resident_memory'><i class='fas fa-chart-area fa-sm'></i></A>", "").."</th><td><span id='ram-process-used'>" .. i18n("ram_used") .. ": " .. format_utils.bytesToSize(system_host_stats["mem_ntopng_resident"] * 1024) .. "</span></td></tr>\n")
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end
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if areAlertsEnabled() then
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local chart_available = ts_utils.exists("process:num_alerts", {ifid = getSystemInterfaceId()})
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print("<tr><th nowrap>"..i18n("details.alerts").." "..ternary(chart_available, "<A HREF='"..url.."&page=historical&ts_schema=process:num_alerts'><i class='fas fa-chart-area fa-sm'></i></A>", "").."</th><td>"..i18n("about.alert_queries")..": <span id='alerts-queries'>" .. round(system_host_stats["alerts_queries"]) .. "</span> / "..i18n("about.alerts_stored")..": <span id='stored-alerts'>" .. round(system_host_stats["written_alerts"]) .. "</span> / "..i18n("about.alerts_dropped")..": <span id='dropped-alerts'>" .. round(system_host_stats["dropped_alerts"]) .. "</span></td></tr>\n")
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end
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print("<tr id='storage-info-tr'><th>"..i18n("traffic_recording.storage_utilization").."</th><td>")
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print("<div id='storage-info'></div>")
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print("</td></tr>")
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print("<tr id='storage-pcap-info-tr'><th>"..i18n("traffic_recording.storage_utilization_pcap").."</th><td>")
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print("<div id='storage-pcap-info'></div>")
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print("</td></tr>")
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if not info.oem then
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print("<tr><th nowrap>"..i18n("about.last_log"))
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if not ntop.isWindows() and not ntop.isFreeBSD() then
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local days = 1
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print(" <A HREF='" .. ntop.getHttpPrefix() .. "/lua/rest/v2/get/system/logs.lua?days="..days.."'><i class='fas fa-download fa-sm' title='" .. i18n("download_days", { days = days }) .. "'></i></a>")
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end
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print("</th>")
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print("<td><div class='scrollable-log'><code>\n")
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for i=0,32 do
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msg = ntop.listIndexCache("ntopng.trace", i)
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if(msg ~= nil) then
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local text = noHtml(msg)
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-- encapsule the ERROR or WARNING string in a badge
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-- so the log are more visible
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if text:find("ERROR") then
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text = text:gsub("(ERROR)(:)", "<span class='badge bg-danger'>%1</span>")
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elseif text:find("WARNING") then
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text = text:gsub("(WARNING)(:)", "<span class='badge bg-warning'>%1</span>")
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end
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print(text)
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print("<br>")
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end
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end
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print("</code></div></td></tr>\n")
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end
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print("</table>")
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print("</div>")
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print [[
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<script>
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var storageRefresh = function() {
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$.ajax({
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type: 'GET',
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url: ']]
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print (ntop.getHttpPrefix())
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print [[/lua/system_stats_data.lua',
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data: { },
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success: function(rsp) {
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if(rsp.storage !== undefined) {
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$('#storage-info').html(rsp.storage);
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$("#storage-info-tr").show();
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}
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if(rsp.pcap_storage !== undefined) {
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$('#storage-pcap-info').html(rsp.pcap_storage);
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$("#storage-pcap-info-tr").show();
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}
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}
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});
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}
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$("#storage-info-tr").hide();
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$("#storage-pcap-info-tr").hide();
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storageRefresh();
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</script>
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]]
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elseif(page == "historical" and ts_creation) then
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graph_utils.drawNewGraphs({ ifid = interface.getId()})
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elseif page == "internals" then
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internals_utils.printInternals(getSystemInterfaceId(), false --[[ hash tables ]], true --[[ periodic activities ]], true --[[ checks]], true --[[ queues --]])
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elseif page == "ntopcloud" then
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local cloud = info.ntopcloud
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if(cloud ~= nil) then
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local stats = cloud.stats
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print [[
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<div class='table-responsive-lg table-responsive-md'>
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<table class="table table-bordered table-striped">
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]]
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print("<tr><th>Account Id</th><td nowrap>".. cloud.account_id .."</td></tr>\n")
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print("<tr><th>Instance Name</th><td nowrap>".. cloud.my_topic .."</td></tr>\n")
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print("<tr><th>Cloud Node</th><td nowrap>".. cloud.ntopcloud.server .." [")
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if(cloud.ntopcloud.use_tls) then print("TLS") else print("PlainText") end print("]")
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if(cloud.ntopcloud.connected) then
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print(' <span class="badge text-bg-success">'..i18n("connected")..'</span>')
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else
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print(' <span class="badge text-bg-warning">'..i18n("disconnected")..'</span>')
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end
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print("</td></tr>\n")
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print("<tr><th colspan=2>Connections</th></tr>\n")
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print("<tr><th>First Connected</th><td nowrap>".. format_utils.formatEpoch(stats.first_connect) .."</td></tr>\n")
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print("<tr><th>Last Connected</th><td nowrap>".. format_utils.formatEpoch(stats.last_connect) .." [".. secondsToTime(os.time() - stats.last_connect).." "..i18n("details.ago").."]</td></tr>\n")
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print("<tr><th colspan=2>Message Statistics</th></tr>\n")
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print("<tr><th>Connect</th><td nowrap>".. format_utils.formatValue(stats.num_connect) .."</td></tr>\n")
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print("<tr><th>Disconnect</th><td nowrap>".. format_utils.formatValue(stats.num_disconnect) .."</td></tr>\n")
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print("<tr><th>Ping</th><td nowrap>".. format_utils.formatValue(stats.num_ping) .."</td></tr>\n")
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print("<tr><th>Subscribe</th><td nowrap>".. format_utils.formatValue(stats.num_subscribe) .."</td></tr>\n")
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print("<tr><th>Errors</th><td nowrap>".. format_utils.formatValue(stats.num_errors) .."</td></tr>\n")
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print("</table>\n")
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end
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end
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-- #######################################################
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dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")
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