Luci statistics - statistics controller module
(c) 2008 Freifunk Leipzig / Jo-Philipp Wich <xm@leipzig.freifunk.net>
+(c) 2012 Jo-Philipp Wich <xm@subsignal.org>
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
http://www.apache.org/licenses/LICENSE-2.0
-$Id$
-
]]--
module("luci.controller.luci_statistics.luci_statistics", package.seeall)
function index()
- require("luci.fs")
- require("luci.i18n")
+ require("nixio.fs")
+ require("luci.util")
require("luci.statistics.datatree")
- -- load language file
- luci.i18n.loadc("statistics")
-
- -- get rrd data tree
- local tree = luci.statistics.datatree.Instance()
-
-- override entry(): check for existance <plugin>.so where <plugin> is derived from the called path
function _entry( path, ... )
- local file = path[4] or path[3]
- if luci.fs.isfile( "/usr/lib/collectd/" .. file .. ".so" ) then
+ local file = path[5] or path[4]
+ if nixio.fs.access( "/usr/lib/collectd/" .. file .. ".so" ) then
entry( path, ... )
end
end
- -- override i18n(): try to translate stat_<str> or fall back to <str>
- function _i18n( str )
- return luci.i18n.translate( "stat_" .. str, str )
- end
-
-
- entry({"admin", "statistics"}, call("statistics_index"), _i18n("statistics"), 80).i18n = "statistics"
- entry({"admin", "statistics", "collectd"}, cbi("luci_statistics/collectd"), _i18n("collectd"), 10)
-
- entry({"admin", "statistics", "output"}, call("statistics_outputplugins"), _i18n("outputplugins"), 20)
- _entry({"admin", "statistics", "output", "rrdtool"}, cbi("luci_statistics/rrdtool"), _i18n("rrdtool"), 10)
- _entry({"admin", "statistics", "output", "network"}, cbi("luci_statistics/network"), _i18n("network"), 20)
- _entry({"admin", "statistics", "output", "unixsock"}, cbi("luci_statistics/unixsock"), _i18n("unixsock"), 30)
- _entry({"admin", "statistics", "output", "csv"}, cbi("luci_statistics/csv"), _i18n("csv"), 40)
-
- entry({"admin", "statistics", "system"}, call("statistics_systemplugins"), _i18n("systemplugins"), 30)
- _entry({"admin", "statistics", "system", "exec"}, cbi("luci_statistics/exec"), _i18n("exec"), 10)
- _entry({"admin", "statistics", "system", "email"}, cbi("luci_statistics/email"), _i18n("email"), 20)
- _entry({"admin", "statistics", "system", "cpu"}, cbi("luci_statistics/cpu"), _i18n("cpu"), 30)
- _entry({"admin", "statistics", "system", "df"}, cbi("luci_statistics/df"), _i18n("df"), 40)
- _entry({"admin", "statistics", "system", "disk"}, cbi("luci_statistics/disk"), _i18n("disk"), 50)
- _entry({"admin", "statistics", "system", "irq"}, cbi("luci_statistics/irq"), _i18n("irq"), 60)
- _entry({"admin", "statistics", "system", "processes"}, cbi("luci_statistics/processes"), _i18n("processes"), 70)
-
- entry({"admin", "statistics", "network"}, call("statistics_networkplugins"), _i18n("networkplugins"),40)
- _entry({"admin", "statistics", "network", "interface"}, cbi("luci_statistics/interface"), _i18n("interface"), 10)
- _entry({"admin", "statistics", "network", "netlink"}, cbi("luci_statistics/netlink"), _i18n("netlink"), 20)
- _entry({"admin", "statistics", "network", "iptables"}, cbi("luci_statistics/iptables"), _i18n("iptables"), 30)
- _entry({"admin", "statistics", "network", "tcpconns"}, cbi("luci_statistics/tcpconns"), _i18n("tcpconns"), 40)
- _entry({"admin", "statistics", "network", "ping"}, cbi("luci_statistics/ping"), _i18n("ping"), 50)
- _entry({"admin", "statistics", "network", "dns"}, cbi("luci_statistics/dns"), _i18n("dns"), 60)
- _entry({"admin", "statistics", "network", "wireless"}, cbi("luci_statistics/wireless"), _i18n("wireless"), 70)
+ local labels = {
+ s_output = _("Output plugins"),
+ s_system = _("System plugins"),
+ s_network = _("Network plugins"),
+
+ conntrack = _("Conntrack"),
+ cpu = _("Processor"),
+ csv = _("CSV Output"),
+ df = _("Disk Space Usage"),
+ disk = _("Disk Usage"),
+ dns = _("DNS"),
+ email = _("Email"),
+ exec = _("Exec"),
+ interface = _("Interfaces"),
+ iptables = _("Firewall"),
+ irq = _("Interrupts"),
+ iwinfo = _("Wireless"),
+ load = _("System Load"),
+ memory = _("Memory"),
+ netlink = _("Netlink"),
+ network = _("Network"),
+ nut = _("UPS"),
+ olsrd = _("OLSRd"),
+ ping = _("Ping"),
+ processes = _("Processes"),
+ rrdtool = _("RRDTool"),
+ splash_leases = _("Splash Leases"),
+ tcpconns = _("TCP Connections"),
+ unixsock = _("UnixSock"),
+ uptime = _("Uptime")
+ }
+
+ -- our collectd menu
+ local collectd_menu = {
+ output = { "csv", "network", "rrdtool", "unixsock" },
+ system = { "cpu", "df", "disk", "email", "exec", "irq", "load", "memory", "nut", "processes", "uptime" },
+ network = { "conntrack", "dns", "interface", "iptables", "netlink", "olsrd", "ping", "splash_leases", "tcpconns", "iwinfo" }
+ }
+
+ -- create toplevel menu nodes
+ local st = entry({"admin", "statistics"}, template("admin_statistics/index"), _("Statistics"), 80)
+ st.index = true
+
+ entry({"admin", "statistics", "collectd"}, cbi("luci_statistics/collectd"), _("Collectd"), 10).subindex = true
+
+
+ -- populate collectd plugin menu
+ local index = 1
+ for section, plugins in luci.util.kspairs( collectd_menu ) do
+ local e = entry(
+ { "admin", "statistics", "collectd", section },
+ firstchild(), labels["s_"..section], index * 10
+ )
+
+ e.index = true
+
+ for j, plugin in luci.util.vspairs( plugins ) do
+ _entry(
+ { "admin", "statistics", "collectd", section, plugin },
+ cbi("luci_statistics/" .. plugin ),
+ labels[plugin], j * 10
+ )
+ end
+ index = index + 1
+ end
-- output views
- local page = entry( { "admin", "statistics", "graph" }, call("statistics_index"), _i18n("graphs"), 80)
- page.i18n = "statistics"
+ local page = entry( { "admin", "statistics", "graph" }, template("admin_statistics/index"), _("Graphs"), 80)
page.setuser = "nobody"
page.setgroup = "nogroup"
- local vars = luci.http.formvalues()
+ local vars = luci.http.formvalue(nil, true)
local span = vars.timespan or nil
+ local host = vars.host or nil
+
+ -- get rrd data tree
+ local tree = luci.statistics.datatree.Instance(host)
- for i, plugin in ipairs( tree:plugins() ) do
+ local _, plugin, idx
+ for _, plugin, idx in luci.util.vspairs( tree:plugins() ) do
-- get plugin instances
local instances = tree:plugin_instances( plugin )
-- plugin menu entry
entry(
{ "admin", "statistics", "graph", plugin },
- call("statistics_render"), _i18n( plugin ), i
- ).query = { timespan = span }
+ call("statistics_render"), labels[plugin], idx
+ ).query = { timespan = span , host = host }
-- if more then one instance is found then generate submenu
if #instances > 1 then
- for j, inst in ipairs(instances) do
+ local _, inst, idx2
+ for _, inst, idx2 in luci.util.vspairs(instances) do
-- instance menu entry
entry(
{ "admin", "statistics", "graph", plugin, inst },
- call("statistics_render"), inst, j
- ).query = { timespan = span }
+ call("statistics_render"), inst, idx2
+ ).query = { timespan = span , host = host }
end
end
end
end
-function statistics_index()
- luci.template.render("admin_statistics/index")
-end
-
-function statistics_outputplugins()
- local plugins = { }
-
- for i, p in ipairs({ "rrdtool", "network", "unixsock", "csv" }) do
- plugins[p] = luci.i18n.translate( "stat_" .. p, p )
- end
-
- luci.template.render("admin_statistics/outputplugins", {plugins=plugins})
-end
-
-function statistics_systemplugins()
- local plugins = { }
-
- for i, p in ipairs({ "exec", "email", "df", "disk", "irq", "processes", "cpu" }) do
- plugins[p] = luci.i18n.translate( "stat_" .. p, p )
- end
-
- luci.template.render("admin_statistics/systemplugins", {plugins=plugins})
-end
-
-function statistics_networkplugins()
- local plugins = { }
-
- for i, p in ipairs({ "interface", "netlink", "iptables", "tcpconns", "ping", "dns", "wireless" }) do
- plugins[p] = luci.i18n.translate( "stat_" .. p, p )
- end
-
- luci.template.render("admin_statistics/networkplugins", {plugins=plugins})
-end
-
-
function statistics_render()
require("luci.statistics.rrdtool")
require("luci.template")
require("luci.model.uci")
- local vars = luci.http.formvalues()
- local req = luci.dispatcher.request
- local path = luci.dispatcher.dispatched.path
- local uci = luci.model.uci
- local spans = luci.util.split( uci.get( "luci_statistics", "collectd_rrdtool", "RRATimespans" ), "%s+", nil, true )
- local span = vars.timespan or uci.get( "luci_statistics", "rrdtool", "default_timespan" ) or spans[1]
- local graph = luci.statistics.rrdtool.Graph( luci.util.parse_units( span ) )
+ local vars = luci.http.formvalue()
+ local req = luci.dispatcher.context.request
+ local path = luci.dispatcher.context.path
+ local uci = luci.model.uci.cursor()
+ local spans = luci.util.split( uci:get( "luci_statistics", "collectd_rrdtool", "RRATimespans" ), "%s+", nil, true )
+ local span = vars.timespan or uci:get( "luci_statistics", "rrdtool", "default_timespan" ) or spans[1]
+ local host = vars.host or uci:get( "luci_statistics", "collectd", "Hostname" ) or luci.sys.hostname()
+ local opts = { host = vars.host }
+ local graph = luci.statistics.rrdtool.Graph( luci.util.parse_units( span ), opts )
+ local hosts = graph.tree:host_instances()
+
+ local is_index = false
+ local i, p, inst, idx
+
+ -- deliver image
+ if vars.img then
+ local l12 = require "luci.ltn12"
+ local png = io.open(graph.opts.imgpath .. "/" .. vars.img:gsub("%.+", "."), "r")
+ if png then
+ luci.http.prepare_content("image/png")
+ l12.pump.all(l12.source.file(png), luci.http.write)
+ png:close()
+ end
+ return
+ end
local plugin, instances
local images = { }
-- find requested plugin and instance
- for i, p in ipairs( luci.dispatcher.dispatched.path ) do
- if luci.dispatcher.dispatched.path[i] == "graph" then
- plugin = luci.dispatcher.dispatched.path[i+1]
- instances = { luci.dispatcher.dispatched.path[i+2] }
- end
+ for i, p in ipairs( luci.dispatcher.context.path ) do
+ if luci.dispatcher.context.path[i] == "graph" then
+ plugin = luci.dispatcher.context.path[i+1]
+ instances = { luci.dispatcher.context.path[i+2] }
end
+ end
-- no instance requested, find all instances
if #instances == 0 then
- instances = { graph.tree:plugin_instances( plugin )[1] }
+ --instances = { graph.tree:plugin_instances( plugin )[1] }
+ instances = graph.tree:plugin_instances( plugin )
+ is_index = true
-- index instance requested
elseif instances[1] == "-" then
instances[1] = ""
+ is_index = true
end
-- render graphs
- for i, inst in ipairs( instances ) do
- for i, img in ipairs( graph:render( plugin, inst ) ) do
+ for i, inst in luci.util.vspairs( instances ) do
+ for i, img in luci.util.vspairs( graph:render( plugin, inst, is_index ) ) do
table.insert( images, graph:strippngpath( img ) )
+ images[images[#images]] = inst
end
end
images = images,
plugin = plugin,
timespans = spans,
- current_timespan = span
+ current_timespan = span,
+ hosts = hosts,
+ current_host = host,
+ is_index = is_index
} )
end
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