mirror of
https://github.com/ntop/ntopng.git
synced 2026-10-23 06:50:17 +00:00
396 lines
12 KiB
Lua
396 lines
12 KiB
Lua
--
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-- (C) 2013-26 - 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
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package.path = dirs.scriptdir .. "/lua/modules/?.lua;" .. package.path
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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 template = require("template_utils")
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local json = require("dkjson")
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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 internals_url = ntop.getHttpPrefix()
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.. "/lua/system_stats.lua?ifid="
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.. interface.getId()
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.. "&page=internals&tab=queues"
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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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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,
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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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url = internals_url,
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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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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
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system_rowspan = system_rowspan + 1
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has_system = true
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end
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if system_host_stats["mem_total"] ~= nil then
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system_rowspan = system_rowspan + 1
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has_system = true
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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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system_rowspan = system_rowspan + 1
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has_system = true
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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(
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"<tr><th nowrap>"
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.. i18n("about.cpu_load")
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.. " "
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.. ternary(
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chart_available,
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"<A HREF='"
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.. url
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.. "&page=historical&ts_schema=system:cpu_load'><i class='fas fa-chart-area fa-sm'></i></A>",
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""
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)
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.. "</th><td><span id='cpu-load-pct'>"
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.. system_host_stats["cpu_load"]
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.. "%</span></td></tr>\n"
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)
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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")
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.. ": "
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.. round(formatValue(system_host_stats["cpu_states"]["iowait"]), 2)
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.. "%"
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local active = i18n("about.active")
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.. ": "
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.. round(
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formatValue(
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system_host_stats["cpu_states"]["user"]
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+ system_host_stats["cpu_states"]["system"]
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+ system_host_stats["cpu_states"]["nice"]
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+ system_host_stats["cpu_states"]["irq"]
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+ system_host_stats["cpu_states"]["softirq"]
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+ system_host_stats["cpu_states"]["guest"]
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+ system_host_stats["cpu_states"]["guest_nice"]
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),
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2
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)
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.. "%"
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local idle = i18n("about.idle")
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.. ": "
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.. round(formatValue(system_host_stats["cpu_states"]["idle"] + system_host_stats["cpu_states"]["steal"]), 2)
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.. "%"
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print(
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"<tr><th nowrap>"
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.. i18n("about.cpu_states")
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.. " "
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.. ternary(
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chart_available,
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"<A HREF='"
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.. url
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.. "&page=historical&ts_schema=system:cpu_states'><i class='fas fa-chart-area fa-sm'></i></A>",
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""
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)
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.. "</th><td><span id='cpu-states'>"
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.. iowait
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.. " / "
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.. active
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.. " / "
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.. idle
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.. "</span></td></tr>\n"
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)
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end
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if system_host_stats["mem_total"] ~= nil then
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local chart_available = ts_utils.exists("system:memory_used", { ifid = getSystemInterfaceId() })
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local ram_used = system_host_stats["mem_used"]
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local ram_used_ratio = i18n("ram_used")
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.. ": "
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.. tostring(round((ram_used / system_host_stats["mem_total"]) * 100 * 100) / 100)
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.. "%"
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local ram_available = i18n("ram_available")
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.. ": "
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.. 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(
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"<tr><th nowrap>"
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.. i18n("about.ram_memory")
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.. ternary(
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chart_available,
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" <A HREF='"
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.. url
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.. "&page=historical&ts_schema=system:memory_used'><i class='fas fa-chart-area fa-sm'></i></A>",
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""
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)
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.. "</th><td><span id='ram-used'>"
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.. ram_used_ratio
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.. " / "
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.. ram_available
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.. " / "
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.. ram_total
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.. "</span></td></tr>\n"
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)
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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(
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"<tr><th nowrap>"
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.. i18n("about.ram_memory")
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.. " "
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.. ternary(
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chart_available,
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"<A HREF='"
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.. url
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.. "&page=historical&ts_schema=process:resident_memory'><i class='fas fa-chart-area fa-sm'></i></A>",
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""
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)
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.. "</th><td><span id='ram-process-used'>"
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.. i18n("ram_used")
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.. ": "
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.. format_utils.bytesToSize(system_host_stats["mem_ntopng_resident"] * 1024)
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.. "</span></td></tr>\n"
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)
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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(
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"<tr><th nowrap>"
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.. i18n("details.alerts")
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.. " "
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.. ternary(
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chart_available,
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"<A HREF='"
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.. url
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.. "&page=historical&ts_schema=process:num_alerts'><i class='fas fa-chart-area fa-sm'></i></A>",
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""
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)
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.. "</th><td>"
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.. i18n("about.alert_queries")
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.. ": <span id='alerts-queries'>"
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.. round(system_host_stats["alerts_queries"])
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.. "</span> / "
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.. i18n("about.alerts_stored")
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.. ": <span id='stored-alerts'>"
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.. round(system_host_stats["written_alerts"])
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.. "</span> / "
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.. i18n("about.alerts_dropped")
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.. ": <span id='dropped-alerts'>"
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.. round(system_host_stats["dropped_alerts"])
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.. "</span></td></tr>\n"
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)
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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(
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" <A HREF='"
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.. ntop.getHttpPrefix()
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.. "/lua/rest/v2/get/system/logs.lua?days="
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.. days
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.. "'><i class='fas fa-download fa-sm' title='"
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.. i18n("download_days", { days = days })
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.. "'></i></a>"
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)
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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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local context = {
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is_sys_iface = true,
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ifid = getSystemInterfaceId(),
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show_hash_tables = false,
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show_periodic_activities = true,
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show_checks = true,
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show_queues = true,
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ts_driver_name = ts_utils.getDriverDisplayName(),
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}
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template.render("pages/vue_page.template", {
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vue_page_name = "PageInternals",
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page_context = json.encode(context),
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})
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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
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print("TLS")
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else
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print("PlainText")
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end
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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(
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"<tr><th>First Connected</th><td nowrap>" .. format_utils.formatEpoch(stats.first_connect) .. "</td></tr>\n"
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)
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print(
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"<tr><th>Last Connected</th><td nowrap>"
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.. format_utils.formatEpoch(stats.last_connect)
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.. " ["
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.. secondsToTime(os.time() - stats.last_connect)
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.. " "
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.. i18n("details.ago")
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.. "]</td></tr>\n"
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)
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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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