luci-app-statistics: add new cpu plugin options

Signed-off-by: Florian Eckert <fe@dev.tdt.de>

applications/luci-app-statistics/luasrc/model/cbi/luci_statistics/cpu.lua

@@ -12,4 +12,25 @@ s = m:section( NamedSection, "collectd_cpu", "luci_statistics" )
 enable = s:option( Flag, "enable", translate("Enable this plugin") )
 enable.default = 0
 
+-- collectd_cpu.reportbycpu (ReportByCpu)
+reportbycpu = s:option( Flag, "ReportByCpu",
+	translate("Report by CPU"),
+	translate("By setting this, CPU is not aggregate of all processors on the system"))
+reportbycpu.default = 1
+reportbycpu:depends( "enable", 1 )
+
+-- collectd_cpu.reportbystate (ReportByState)
+reportbystate = s:option( Flag, "ReportByState",
+	translate("Report by state"),
+	translate("When set to true, reports per-state metric (system, user, idle)"))
+reportbystate.default = 1
+reportbystate:depends( "enable", 1 )
+
+-- collectd_cpu.valuespercentage (ValuesPercentage)
+valuespercentage = s:option( Flag, "ValuesPercentage",
+	translate("Report in percent"),
+	translate("When set to true, we request percentage values"))
+valuespercentage.default = 0
+valuespercentage:depends({ enable = 1, ReportByCpu = 1, ReportByState = 1 })
+
 return m

applications/luci-app-statistics/luasrc/statistics/plugins/cpu.lua

@@ -1,7 +1,7 @@
 return {
 	legend = {
 		{ },
-		{ },
+		{ "ValuesPercentage" , "ReportByCpu", "ReportByState" },
 		{ }
 	},
 	label = _("Processor"),

applications/luci-app-statistics/luasrc/statistics/rrdtool/definitions/cpu.lua

@@ -3,33 +3,167 @@
 
 module("luci.statistics.rrdtool.definitions.cpu",package.seeall)
 
+local uci = require("luci.model.uci").cursor()
+local reportbystate = uci:get("luci_statistics", "collectd_cpu", "ReportByState") or "0"
+
 function item()
 	return luci.i18n.translate("Processor")
 end
 
 function rrdargs( graph, plugin, plugin_instance, dtype )
+	local p = {}
 
-	return {
+	local title = "%H: Processor usage"
-		title = "%H: Processor usage on core #%pi",
+	if #plugin_instance > 0 then
-		y_min = "0",
+		title = "%H: Processor usage on core #%pi"
-		alt_autoscale_max = true,
+	end
-		vlabel = "Percent",
-		number_format = "%5.1lf%%",
-		data = {
-			instances = { 
-				cpu = { "user", "nice", "system", "softirq", "interrupt" }
-			},
 
-			options = {
+	if reportbystate == "1" then
-				cpu_idle      = { color = "ffffff", title = "Idle" },
+		local cpu = {
-				cpu_nice      = { color = "00e000", title = "Nice" },
+			title = title,
-				cpu_user      = { color = "0000ff", title = "User" },
+			y_min = "0",
-				cpu_wait      = { color = "ffb000", title = "Wait" },
+			alt_autoscale_max = true,
-				cpu_system    = { color = "ff0000", title = "System" },
+			vlabel = "Jiffies",
-				cpu_softirq   = { color = "ff00ff", title = "Softirq" },
+			number_format = "%5.1lf",
-				cpu_interrupt = { color = "a000a0", title = "Interrupt" },
+			data = {
-				cpu_steal     = { color = "000000", title = "Steal" }
+				instances = {
+					cpu = {
+						"idle",
+						"interrupt",
+						"nice",
+						"softirq",
+						"steal",
+						"system",
+						"user",
+						"wait"
+					}
+				},
+				options = {
+					cpu_idle = {
+						color = "ffffff",
+						title = "Idle"
+					},
+					cpu_interrupt = {
+						color = "a000a0",
+						title = "Interrupt"
+					},
+					cpu_nice = {
+						color = "00e000",
+						title = "Nice"
+					},
+					cpu_softirq = {
+						color = "ff00ff",
+						title = "Softirq"
+					},
+					cpu_steal = {
+						color = "000000",
+						title = "Steal"
+					},
+					cpu_system = {
+						color = "ff0000",
+						title = "System"
+					},
+					cpu_user = {
+						color = "0000ff",
+						title = "User"
+					},
+					cpu_wait = {
+						color = "ffb000",
+						title = "Wait"
+					}
+				}
 			}
 		}
-	}
+
+		local percent = {
+			title = title,
+			y_min = "0",
+			alt_autoscale_max = true,
+			vlabel = "Percent",
+			number_format = "%5.1lf%%",
+			data = {
+				instances = {
+					percent = {
+						"idle",
+						"interrupt",
+						"nice",
+						"softirq",
+						"steal",
+						"system",
+						"user",
+						"wait"
+					}
+				},
+				options = {
+					percent_idle = {
+						color = "ffffff",
+						title = "Idle"
+					},
+					percent_interrupt = {
+						color = "a000a0",
+						title = "Interrupt"
+					},
+					percent_nice = {
+						color = "00e000",
+						title = "Nice"
+					},
+					percent_softirq = {
+						color = "ff00ff",
+						title = "Softirq"
+					},
+					percent_steal = {
+						color = "000000",
+						title = "Steal"
+					},
+					percent_system = {
+						color = "ff0000",
+						title = "System"
+					},
+					percent_user = {
+						color = "0000ff",
+						title = "User"
+					},
+					percent_wait = {
+						color = "ffb000",
+						title = "Wait"
+					}
+				}
+			}
+		}
+
+		local types = graph.tree:data_types( plugin, plugin_instance )
+
+		for _, t in ipairs(types) do
+			if t == "cpu" then
+				p[#p+1] = cpu
+			end
+
+			if t == "percent" then
+				p[#p+1] = percent
+			end
+		end
+	else
+		p = {
+			title = title,
+			y_min = "0",
+			alt_autoscale_max = true,
+			vlabel = "Percent",
+			number_format = "%5.1lf%%",
+			data = {
+				instances = {
+					percent = {
+						"active",
+					}
+				},
+				options = {
+					percent_active = {
+						color = "00e000",
+						title = "Active"
+					}
+				}
+			}
+		}
+	end
+
+	return p
 end