Example #1
0
func (ui *tatui) showMessages() {
	ui.current = uiMessages
	ui.selectedPane = uiMessages
	ui.send.BorderLabel = " ✎ Action or New Message "
	termui.Body.Rows = nil

	ui.selectedPaneMessages = 0

	if len(ui.currentListMessages) == 0 {
		ui.currentListMessages[0] = nil
	}

	if _, ok := ui.uilists[uiTopics]; !ok || len(ui.uilists[uiTopics]) == 0 {
		ui.msg.Text = "Please select a topic before doing this action"
		ui.showHome()
		return
	}

	if _, ok := ui.currentFilterMessages[ui.currentTopic.Topic]; !ok {
		ui.clearFilterOnCurrentTopic()
	}

	ui.initMessages()

	go func() {
		for {
			if ui.current != uiMessages {
				break
			}
			mutex.Lock()
			ui.updateMessages()
			ui.firstCallMessages = true
			mutex.Unlock()
			time.Sleep(5 * time.Second)
		}
	}()

	ui.uilists[uiTopics][0].list.BorderRight = true

	ui.prepareTopMenu()

	if len(ui.currentFilterMessages[ui.currentTopic.Topic]) > 1 {
		// preserve order
		for k := 0; k < len(ui.currentFilterMessages[ui.currentTopic.Topic]); k++ {
			termui.Body.AddRows(termui.NewRow(termui.NewCol(12, 0, ui.uilists[uiMessages][k].list)))
		}
	} else {
		termui.Body.AddRows(
			termui.NewRow(
				termui.NewCol(3, 0, ui.uilists[uiTopics][0].list),
				termui.NewCol(9, 0, ui.uilists[uiMessages][0].list),
			),
		)
	}

	ui.prepareSendRow()
	ui.colorizedPanes()
	termui.Clear()
	ui.render()
}
func (t *TerminalUI) AdjustMemory(stats Statistics) {
	// memory gauges
	mem := make([]*ui.Gauge, len(stats.Instances))
	for i, idx := range stats.Instances {
		// show max 8 instances
		if i > 7 {
			break
		}

		memory := uint64(stats.Data[idx].Stats.Usage.Memory)
		quota := uint64(stats.Data[idx].Stats.MemoryQuota)
		percent := int(math.Ceil((float64(memory) / float64(quota)) * 100.0))
		mem[i] = ui.NewGauge()
		mem[i].Percent = percent
		mem[i].Height = 13 - min(len(stats.Instances), 8)
		mem[i].Border.Label = fmt.Sprintf("Memory - Instance %d: %d%% (%s / %s)",
			i, percent, bytefmt.ByteSize(memory), bytefmt.ByteSize(quota))
		mem[i].Border.FgColor = ui.ColorWhite
		mem[i].Border.LabelFgColor = ui.ColorWhite
		mem[i].BarColor = colors[i%6]
		mem[i].PercentColor = ui.ColorWhite
	}
	t.Memory = mem

	// update layout
	ui.Body.Rows = []*ui.Row{
		ui.NewRow(
			ui.NewCol(3, 0, t.Usage),
			ui.NewCol(3, 0, t.Summary),
			ui.NewCol(6, 0, t.Disk)),
		ui.NewRow(
			ui.NewCol(6, 0, t.CPU),
			t.newMemCol(6, 0, t.Memory)),
	}
}
Example #3
0
func main() {

	err := ui.Init()
	if err != nil {
		panic(err)
	}
	defer ui.Close()

	w11 := ui.NewPar("Hello world")
	w11.Height = 10
	w11.Border.Label = "Hello"
	w11.Border.LabelFgColor = ui.ColorGreen

	w12 := ui.NewPar("first")
	w12.Height = 20

	w2 := ui.NewPar("second")
	w2.Height = 20

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, w11),
			ui.NewCol(6, 0, w12)),
		ui.NewRow(
			ui.NewCol(12, 0, w2)))

	ui.Body.Align()

	ui.Render(ui.Body)

	<-ui.EventCh()

}
Example #4
0
File: ui.go Project: mhoc/river
func BuildUI() {
	ui.Init()
	defer ui.Close()

	receiveBox := CreateReceiveBox()
	sendBox := CreateSendBox()
	ui.Body.AddRows(
		ui.NewRow(ui.NewCol(12, 0, receiveBox)),
		ui.NewRow(ui.NewCol(12, 0, sendBox)),
	)

	ui.Body.Align()
	ui.Render(ui.Body)

	ui.Handle("/sys/kbd/C-x", func(e ui.Event) {
		ui.StopLoop()
	})

	ui.Handle("/timer/1s", func(e ui.Event) {
		ReceiveBoxHeight = ui.TermHeight() - SendBoxHeight
		receiveBox.Height = ReceiveBoxHeight
		ui.Body.Align()
		ui.Render(ui.Body)
	})

	// Leaving this commented out for now
	// I'd like to get this method of screen refreshing working instead of the 1s method,
	// but this crashes on resize.
	// ui.Handle("/sys/wnd/resize", func(e ui.Event) {
	//   ui.Body.Align()
	//   ui.Render(ui.Body)
	// })

	ui.Loop()
}
Example #5
0
func (s *Stats) Start() {
	s.cfUI.Say("Starting Stats...")
	err := termui.Init()
	if err != nil {
		s.cfUI.Warn(err.Error())
		return
	}
	defer termui.Close()

	go func() {

		sinkTypeChart := &charts.SinkTypeChart{}
		sinkTypeChart.Init(s.cfUI)

		uaaChart := &charts.UAAChart{}
		uaaChart.Init(s.cfUI)

		msgLossChart := &charts.MsgLossChart{}
		msgLossChart.Init(s.cfUI)

		notesChart := &charts.NotesChart{}
		notesChart.Init()

		s.client.Sift(
			[]charts.Chart{
				sinkTypeChart,
				uaaChart,
				msgLossChart,
			},
		)

		termui.Body.AddRows(
			termui.NewRow(
				termui.NewCol(6, 0, sinkTypeChart),
				termui.NewCol(6, 0, uaaChart),
			),
			termui.NewRow(
				termui.NewCol(6, 0, msgLossChart),
				termui.NewCol(6, 0, notesChart),
			),
		)

		for {
			termui.Body.Align()
			termui.Render(termui.Body)
			time.Sleep(1 * time.Second)
		}
	}()

	termui.Handle("/sys/kbd/q", func(termui.Event) {
		termui.StopLoop()
	})
	termui.Loop()

}
Example #6
0
File: ui.go Project: ovh/tatcli
func (ui *tatui) prepareTopMenu() {
	if !strings.Contains(ui.uiTopicCommands[ui.currentTopic.Topic], " /hide-top") {
		termui.Body.AddRows(
			termui.NewRow(
				termui.NewCol(4, 0, ui.header),
				termui.NewCol(6, 0, ui.msg),
				termui.NewCol(2, 0, ui.lastRefresh),
			),
		)
	}
}
// TODO make new widget traffic light
// Waiting for canvas from termui
func initWidgets() (*ui.List, *ui.Par, *ui.Par, *ui.Par, *ui.Par) {
	ui.UseTheme("Jenkins Term UI")

	title := "q to quit - " + *jenkinsUrl
	if *filter != "" {
		title += " filter on " + *filter
	}
	p := ui.NewPar(title)
	_, h := tm.Size()
	p.Height = 3
	p.TextFgColor = ui.ColorWhite
	p.Border.Label = "Go Jenkins Dashboard"
	p.Border.FgColor = ui.ColorCyan

	info := ui.NewPar("")
	info.Height = 3
	info.Y = h - 3
	info.TextFgColor = ui.ColorWhite
	info.Border.FgColor = ui.ColorWhite

	ls := ui.NewList()
	ls.ItemFgColor = ui.ColorYellow
	ls.Border.Label = "Jobs"
	ls.Y = 3
	ls.Height = h - 6

	width, height := 4, 5
	redbox, yellowbox, greenbox := ui.NewPar(""), ui.NewPar(""), ui.NewPar("")
	redbox.HasBorder, yellowbox.HasBorder, greenbox.HasBorder = false, false, false
	redbox.Height, yellowbox.Height, greenbox.Height = height, height, height
	redbox.Width, yellowbox.Width, greenbox.Width = width, width, width
	redbox.BgColor = ui.ColorRed
	yellowbox.BgColor = ui.ColorYellow
	greenbox.BgColor = ui.ColorGreen

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(12, 0, p),
		),
		ui.NewRow(
			ui.NewCol(10, 0, ls),
			ui.NewCol(2, 0, redbox, yellowbox, greenbox),
		),
		ui.NewRow(
			ui.NewCol(12, 0, info),
		),
	)
	ui.Body.Align()
	ui.Render(ui.Body)
	return ls, info, redbox, yellowbox, greenbox
}
Example #8
0
func setupBody() {

	height := termui.TermHeight() - 23

	prompt := termui.NewPar("")
	prompt.Height = 1
	prompt.Border = false
	parMap["prompt"] = prompt

	input := termui.NewPar("")
	input.Height = 3
	input.BorderLabel = "Input"
	input.BorderFg = termui.ColorYellow
	parMap["input"] = input

	moveHistory := termui.NewPar("")
	moveHistory.Height = height - 4
	moveHistory.BorderLabel = "Move History"
	moveHistory.BorderFg = termui.ColorBlue
	parMap["moveHistory"] = moveHistory
	linesMap["moveHistory"] = NewLines()

	output := termui.NewPar("")
	output.Height = height
	output.BorderLabel = "Output"
	output.BorderFg = termui.ColorGreen
	parMap["output"] = output
	linesMap["output"] = NewLines()

	board := termui.NewPar("")
	board.Height = 23
	board.Width = 37
	board.BorderLabel = "Board"
	board.BorderFg = termui.ColorRed
	parMap["board"] = board

	// build layout
	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(6, 0, parMap["prompt"], parMap["input"], parMap["moveHistory"]),
			termui.NewCol(6, 0, parMap["output"]),
		),
		termui.NewRow(
			termui.NewCol(12, 0, parMap["board"]),
		),
	)
	changeState(0)
}
Example #9
0
func (m *Monitor) Start(conn *net.Conn) {
	if err := ui.Init(); err != nil {
		panic(err)
	}
	defer ui.Close()

	help := ui.NewPar(":PRESS q TO QUIT")
	help.Height = 3
	help.Width = 50
	help.TextFgColor = ui.ColorWhite
	help.BorderLabel = "Help"
	help.BorderFg = ui.ColorCyan

	// build
	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, help),
		),
	)

	draw := func(t int) {
		ui.Body.Align()
		ui.Render(ui.Body)
	}

	draw(0)
	ui.Handle("/sys/kbd/q", func(ui.Event) {
		ui.StopLoop()
	})
	ui.Handle("/timer/1s", func(e ui.Event) {
		t := e.Data.(ui.EvtTimer)
		draw(int(t.Count))
	})
	ui.Loop()
}
Example #10
0
func addSparkLine(serviceName string, titles []string, color ui.Attribute) *ui.Sparklines {
	var sparkLines []ui.Sparkline
	for _, title := range titles {
		sparkLine := ui.NewSparkline()
		sparkLine.Height = 1
		sparkLine.Data = []int{}
		sparkLine.Title = title
		sparkLine.TitleColor = titleColor
		sparkLine.LineColor = color
		sparkLines = append(sparkLines, sparkLine)
	}
	sp := ui.NewSparklines(sparkLines...)
	sp.Height = 11
	sp.BorderLabel = serviceName

	ui.Body.AddRows(
		ui.NewRow(ui.NewCol(12, 0, sp)),
	)

	ui.Body.Align()
	ui.Render(sp)
	ui.Render(ui.Body)

	return sp
}
Example #11
0
File: home.go Project: ovh/tatcli
func (ui *tatui) showHome() {
	ui.current = uiHome
	ui.selectedPane = uiActionBox
	termui.Body.Rows = nil

	ui.prepareTopMenu()

	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(5, 0, ui.homeLeft),
			termui.NewCol(7, 0, ui.homeRight),
		),
	)
	ui.prepareSendRow()
	termui.Clear()
	ui.colorizedPanes()
	ui.render()
}
Example #12
0
func main() {
	err := ui.Init()
	fmt.Println(daemon.UpSince())
	if err != nil {
		fmt.Println("Could not initialise UI")
	}
	defer ui.Close()

	ut, _ := daemon.Uptime()
	p := ui.NewPar(ut.String())
	p.Height = 3
	p.Width = 50
	p.TextFgColor = ui.ColorWhite
	p.Border.Label = "Uptime"
	p.Border.FgColor = ui.ColorCyan

	g0 := ui.NewGauge()
	g0.Percent = 40
	g0.Width = 50
	g0.Height = 3
	g0.Border.Label = "Memory"
	g0.BarColor = ui.ColorRed
	g0.Border.FgColor = ui.ColorWhite
	g0.Border.LabelFgColor = ui.ColorCyan

	g2 := ui.NewGauge()
	g2.Percent = 60
	g2.Width = 50
	g2.Height = 3
	g2.PercentColor = ui.ColorBlue
	g2.Y = 3
	g2.Border.Label = "CPU"
	g2.BarColor = ui.ColorYellow
	g2.Border.FgColor = ui.ColorWhite

	ui.Body.AddRows(ui.NewRow(ui.NewCol(6, 0, g0), ui.NewCol(6, 0, p)),
		ui.NewRow(ui.NewCol(6, 0, g2)))
	ui.Body.Align()
	ui.Render(ui.Body)
	go updateMemCPU(g2, g0)
	go updateUptime(p)
	<-ui.EventCh()
}
Example #13
0
// render Paints the different widgest that compose Lazarus
func render(ctx *cli.Context) {
	err := termui.Init()
	if err != nil {
		panic(err)
	}

	ui.Title.Label = fmt.Sprintf("*********** %s (%s) ***********", ctx.App.Name, ctx.App.Version)

	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(12, 0, ui.Title),
		),
		termui.NewRow(
			termui.NewCol(12, 0, ui.Songs),
		),
		termui.NewRow(
			termui.NewCol(6, 0, ui.Quit),
		),
	)
}
Example #14
0
File: ui.go Project: ovh/tatcli
func (ui *tatui) prepareSendRow() {
	if strings.Contains(ui.uiTopicCommands[ui.currentTopic.Topic], " /hide-bottom") {
		return
	}
	if !strings.Contains(ui.uiTopicCommands[ui.currentTopic.Topic], " /hide-top") {
		termui.Body.AddRows(
			termui.NewRow(
				termui.NewCol(12, 0, ui.send),
			),
		)
	} else {
		termui.Body.AddRows(
			termui.NewRow(
				termui.NewCol(5, 0, ui.send),
				termui.NewCol(5, 0, ui.msg),
				termui.NewCol(2, 0, ui.lastRefresh),
			),
		)
	}
}
Example #15
0
func draw() {
	display = ui.NewPar("")
	display.Height = 1
	display.Border = false

	prompt = ui.NewPar(promptMsg)
	prompt.Height = 1
	prompt.Border = false

	help := ui.NewPar(`:c, :h for profiles; :f to filter; ↓ and ↑ to paginate`)
	help.Height = 1
	help.Border = false
	help.TextBgColor = ui.ColorBlue
	help.Bg = ui.ColorBlue
	help.TextFgColor = ui.ColorWhite

	gs := ui.Sparkline{}
	gs.Title = "goroutines"
	gs.Height = 4
	gs.LineColor = ui.ColorCyan

	ts := ui.Sparkline{}
	ts.Title = "threads"
	ts.Height = 4
	ts.LineColor = ui.ColorCyan

	sp = ui.NewSparklines(gs, ts)
	sp.Height = 10
	sp.Border = false

	ls = ui.NewList()
	ls.Border = false
	ui.Body.AddRows(
		ui.NewRow(ui.NewCol(4, 0, prompt), ui.NewCol(8, 0, help)),
		ui.NewRow(ui.NewCol(12, 0, sp)),
		ui.NewRow(ui.NewCol(12, 0, display)),
		ui.NewRow(ui.NewCol(12, 0, ls)),
	)
}
Example #16
0
func (ui *tatui) showMessage() {
	ui.current = uiMessage
	ui.selectedPane = uiMessage
	ui.send.BorderLabel = " ✎ Action or New Reply "
	termui.Body.Rows = nil

	if ui.uilists[uiMessages][ui.selectedPaneMessages].list == nil || ui.uilists[uiMessages][ui.selectedPaneMessages].position < 0 {
		return
	}

	ui.uilists[uiMessage] = make(map[int]*uilist)

	ui.initMessage()

	go func() {
		for {
			if ui.current != uiMessage {
				break
			}
			mutex.Lock()
			ui.updateMessage()
			mutex.Unlock()
			time.Sleep(5 * time.Second)
		}
	}()
	ui.addMarker(ui.uilists[uiMessage][0], 0)

	ui.prepareTopMenu()
	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(3, 0, ui.uilists[uiTopics][0].list),
			termui.NewCol(9, 0, ui.uilists[uiMessage][0].list),
		),
	)
	ui.prepareSendRow()
	ui.colorizedPanes()
	termui.Clear()
	ui.render()
}
Example #17
0
func DisplayDiscovering() {
	p := ui.NewPar("Discovering Pip-Boys")
	p.Width = 22
	p.Height = 3
	discoverUi := ui.NewGrid(
		ui.NewRow(
			ui.NewCol(4, 4, p),
		),
	)
	discoverUi.Width = ui.Body.Width
	discoverUi.Align()
	ui.Render(discoverUi)
}
Example #18
0
func (u Ui) refresh() {
	grid := termui.NewGrid(
		termui.NewRow(
			termui.NewCol(9, 0, u.headerWidget),
			termui.NewCol(3, 0, u.infoWidget),
		),
		termui.NewRow(
			termui.NewCol(12, 0, u.feedsWidget),
		),
	)

	for _, widget := range u.activeDownloadWidgets {
		grid.AddRows(
			termui.NewRow(
				termui.NewCol(12, 0, widget),
			),
		)
	}

	grid.Width = u.gridWidth
	grid.Align()
	termui.Render(grid)
}
Example #19
0
func (v *ViewEvent) SwitchToView() View {
	ResetView()

	statusRow := termui.NewRow(
		termui.NewCol(12, 0, v.dash.Widget()),
	)

	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(1, 0, v.mongosWidget.Widget()),
			termui.NewCol(1, 0, v.replica1Widget.Widget()),
		),
		termui.NewRow(
			termui.NewCol(1, 0, v.mongosWidget_2.Widget()),
			termui.NewCol(1, 0, v.replica1Widget_2.Widget()),
		),
		statusRow,
	)

	// calculate layout
	termui.Body.Align()

	return v
}
Example #20
0
func (t *TerminalUI) ScaleApp(appName string, instances int) {
	// scaling text
	scaling := ui.NewPar(fmt.Sprintf("\nSCALING [%s] TO [%d] INSTANCES...\n", appName, instances))
	scaling.Height = 5
	scaling.TextFgColor = ui.ColorYellow
	scaling.Border.Label = "Scale"
	scaling.Border.FgColor = ui.ColorRed
	scaling.Border.LabelFgColor = ui.ColorWhite
	scaling.Border.LabelBgColor = ui.ColorRed

	ui.Body.Rows = []*ui.Row{ui.NewRow(
		ui.NewCol(8, 2, scaling),
	)}

	term.Render()
}
Example #21
0
func (t *TerminalUI) newMemCol(span, offset int, mem []*ui.Gauge) *ui.Row {
	// soooo ugly.. :(
	switch len(mem) {
	case 0:
		return ui.NewCol(span, offset, nil)
	case 1:
		return ui.NewCol(span, offset, mem[0])
	case 2:
		return ui.NewCol(span, offset, mem[0], mem[1])
	case 3:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2])
	case 4:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2], mem[3])
	case 5:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2], mem[3], mem[4])
	case 6:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2], mem[3], mem[4], mem[5])
	case 7:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2], mem[3], mem[4], mem[5], mem[6])
	default:
		return ui.NewCol(span, offset, mem[0], mem[1], mem[2], mem[3], mem[4], mem[5], mem[6], mem[7])
	}
	return nil
}
Example #22
0
File: result.go Project: ovh/tatcli
func (ui *tatui) showResult(cmdResult, result string) {
	ui.current = uiResult
	ui.send.BorderLabel = " ✎ Action"
	termui.Body.Rows = nil

	p := termui.NewPar(`Result of ` + cmdResult + `:
` + result + `
`)

	p.Height = termui.TermHeight() - uiHeightTop - uiHeightSend
	p.TextFgColor = termui.ColorWhite
	p.BorderTop = true

	ui.prepareTopMenu()
	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(12, 0, p),
		),
	)
	ui.prepareSendRow()
	termui.Clear()
}
Example #23
0
func addSparkLine(serviceName string, data [][]int) *ui.Sparklines {
	titles := []string{"CPU", "Disk Read", "Disk Write", "Memory", "Net RX", "Net TX"}
	var sparkLines []ui.Sparkline
	for i, title := range titles {
		sparkLine := ui.NewSparkline()
		sparkLine.Height = 1
		sparkLine.Data = data[i]
		sparkLine.Title = title
		sparkLines = append(sparkLines, sparkLine)
	}
	sp := ui.NewSparklines(sparkLines...)
	sp.Height = 14
	sp.Border.Label = serviceName

	ui.Body.AddRows(
		ui.NewRow(ui.NewCol(12, 0, sp)),
	)

	ui.Body.Align()
	ui.Render(sp)

	return sp
}
Example #24
0
File: topics.go Project: ovh/tatcli
func (ui *tatui) showTopics() {
	ui.current = uiTopics
	ui.selectedPane = uiTopics
	ui.send.BorderLabel = " ✎ Action "
	ui.msg.Text = "tab or enter to select topic"

	termui.Body.Rows = nil

	ui.initTopics()
	ui.updateTopics()

	go func() {
		for {
			if ui.current != uiTopics {
				break
			}
			time.Sleep(10 * time.Second)
			mutex.Lock()
			ui.updateTopics()
			mutex.Unlock()
		}
	}()

	ui.uilists[uiTopics][0].list.BorderRight = false

	ui.prepareTopMenu()

	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(12, 0, ui.uilists[uiTopics][0].list),
		),
	)
	ui.prepareSendRow()
	termui.Clear()
	ui.colorizedPanes()
	ui.render()
}
Example #25
0
func (v *View) SetLayout() {
	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(12, 0, v.Header),
		),

		ui.NewRow(
			ui.NewCol(12, 0, v.InfoBar),
		),
		ui.NewRow(
			ui.NewCol(12, 0, v.CpuChart),
		),
		ui.NewRow(
			ui.NewCol(12, 0, v.MemChart),
		),
		ui.NewRow(
			ui.NewCol(3, 0, v.NameList),
			ui.NewCol(9, 0, v.InfoList),
		),
	)
}
Example #26
0
func main() {

	//set log file
	logFileName := "btc.log"

	logFile, logErr := os.OpenFile(logFileName, os.O_CREATE|os.O_RDWR|os.O_APPEND, 0666)
	if logErr != nil {
		fmt.Println("Fail to find", *logFile, "cServer start Failed")
		return
	}

	log.SetOutput(logFile)
	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)

	log.Printf("cpu num %d", runtime.NumCPU())
	runtime.GOMAXPROCS(runtime.NumCPU())

	if err := ui.Init(); err != nil {
		log.Printf("ui init err : %s", err)
		return
	}

	defer ui.Close()

	par = ui.NewPar("Last Price")
	par.Height = 3
	par.TextFgColor = ui.ColorWhite
	par.BorderLabel = "Last Price"

	infoPar = ui.NewPar("Price Info")
	infoPar.Height = 3
	infoPar.TextFgColor = ui.ColorWhite
	infoPar.BorderLabel = "Price Info"

	currentTime := time.Now().Format("2006-01-02 15:04:05")

	timePar := ui.NewPar(currentTime)
	timePar.Height = 3
	timePar.TextFgColor = ui.ColorYellow
	timePar.BorderLabel = "Current Time"

	strItems := []string{}
	delegateList = ui.NewList()
	delegateList.Items = strItems
	delegateList.ItemFgColor = ui.ColorYellow
	delegateList.BorderLabel = "Delegate List"
	delegateList.Height = 23

	dealList = ui.NewList()
	dealList.Items = strItems
	dealList.ItemFgColor = ui.ColorYellow
	dealList.Height = 23
	dealList.BorderLabel = "Deal List"

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, par),
			ui.NewCol(6, 0, timePar)))

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(12, 0, infoPar)))

	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, delegateList),
			ui.NewCol(6, 0, dealList)))

	ui.Body.Align()
	ui.Render(ui.Body)

	// websocket connect
	log.Printf("connecting to %s", url)
	c, _, err := websocket.DefaultDialer.Dial(url, nil)
	if err != nil {
		log.Fatal("dial:", err)
	}

	defer c.Close()

	// message done chan
	done := make(chan struct{})

	exit := func() {
		err := c.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
		if err != nil {
			log.Printf("write close: %s", err)
		} else {
			select {
			case <-done:
			case <-time.After(time.Second):
			}

			c.Close()
		}
		ui.StopLoop()
	}

	ui.Handle("/sys/kbd/q", func(ui.Event) {
		exit()
	})

	ui.Handle("/sys/kbd/p", func(ui.Event) {
		if !uiPaused {
			uiPaused = true
		} else {
			uiPaused = false
		}
	})

	ui.Handle("/sys/wnd/resize", func(e ui.Event) {
		ui.Body.Width = ui.TermWidth()
		ui.Body.Align()
		ui.Render(ui.Body)
	})

	ui.Handle("/timer/1s", func(e ui.Event) {
		currentTime := time.Now().Format("2006-01-02 15:04:05")
		timePar.Text = currentTime
	})

	go func() {
		for {
			//or use message
			if !uiPaused {
				time.Sleep(time.Millisecond * 50)
				ui.Render(ui.Body)
			} else {
				time.Sleep(time.Millisecond * 200)
			}
		}
	}()

	//----------------------- stocket message --------------

	msgChan := make(chan []byte)

	//获取消息
	go func() {
		defer c.Close()
		defer close(done)
		for {
			_, message, err := c.ReadMessage()
			if err != nil {
				log.Printf("read err: %s", err)
				return
			}

			msgChan <- message
		}
	}()

	//订阅消息
	sendSubChannel(c)

	//heart check via pingChan
	go func() {
		defer close(pingChan)

		for {
			if c.WriteMessage(websocket.TextMessage, []byte("{\"event\": \"ping\"}")); err != nil {
				log.Printf("send ping message err: %s", err)
				break
			}

			log.Println("send ping message")
			select {
			case <-pingChan:
				log.Println("server is alive")
				//收到数据 1s 后继续发送心跳
				time.Sleep(time.Second)
			case <-time.After(time.Second * 1):
				//超时 重新连接 socket
				reConnectTimes := 0

				for {
					if reConnectTimes > 5 {
						log.Fatal("websocket connect failed")
						break
					}

					_c, _, err := websocket.DefaultDialer.Dial(url, nil)
					if err != nil {
						log.Println("re-connect websocket faild dial:", err)
						log.Println("after 3s retry connect websocket")
						reConnectTimes++
						time.Sleep(time.Second * 3)
					} else {
						log.Println("re-connect websocket success")
						c = _c

						sendSubChannel(c)
						break
					}
				}
			}
		}
	}()

	//开启10个worker 处理消息
	for i := 0; i < 10; i++ {
		go processMessage(msgChan)
	}

	//开始阻塞 循环terminal ui
	ui.Loop()
}
Example #27
0
// CmdMetrics prints out metrics for a given service or if the service is not
// specified, metrics for the entire environment are printed.
func CmdMetrics(svcName string, metricType MetricType, jsonFlag, csvFlag, textFlag, sparkFlag, streamFlag bool, mins int, im IMetrics, is services.IServices) error {
	if sparkFlag {
		logrus.Warnln("The \"--spark\" flag has been deprecated! Please use \"--csv\", \"--json\", or \"--text\" instead. \"--spark\" will be removed in the next CLI update.")
	}
	if streamFlag && (jsonFlag || csvFlag || mins != 1) {
		return fmt.Errorf("--stream cannot be used with CSV or JSON formats and multiple records")
	}
	if mins > 1440 {
		return fmt.Errorf("--mins cannot be greater than 1440")
	}
	var mt Transformer
	if jsonFlag {
		mt = &JSONTransformer{}
	} else if csvFlag {
		buffer := &bytes.Buffer{}
		mt = &CSVTransformer{
			HeadersWritten: false,
			GroupMode:      false,
			Buffer:         buffer,
			Writer:         csv.NewWriter(buffer),
		}
	} else if sparkFlag {
		// the spark lines interface stays up until closed by the user, so
		// we might as well keep updating it as long as it is there
		streamFlag = true
		mins = 30
		err := ui.Init()
		if err != nil {
			return err
		}
		defer ui.Close()

		p := ui.NewPar("PRESS q TO QUIT")
		p.Border = false

		p2 := ui.NewPar(fmt.Sprintf("%s Usage Metrics", metricsTypeToString(metricType)))
		p2.Border = false

		ui.Body.AddRows(
			ui.NewRow(ui.NewCol(12, 0, p)),
			ui.NewRow(ui.NewCol(12, 0, p2)),
		)
		ui.Body.Align()
		ui.Render(ui.Body)

		mt = &SparkTransformer{
			SparkLines: map[string]*ui.Sparklines{},
		}
	} else if textFlag {
		mt = &TextTransformer{}
	}
	if svcName != "" {
		service, err := is.RetrieveByLabel(svcName)
		if err != nil {
			return err
		}
		if service == nil {
			return fmt.Errorf("Could not find a service with the label \"%s\"", svcName)
		}
		return CmdServiceMetrics(metricType, streamFlag, sparkFlag, mins, service, mt, im)
	}
	return CmdEnvironmentMetrics(metricType, streamFlag, sparkFlag, mins, mt, im)
}
Example #28
0
// monitor starts a terminal UI based monitoring tool for the requested metrics.
func monitor(ctx *cli.Context) {
	var (
		client comms.EthereumClient
		err    error
	)
	// Attach to an Ethereum node over IPC or RPC
	endpoint := ctx.String(monitorCommandAttachFlag.Name)
	if client, err = comms.ClientFromEndpoint(endpoint, codec.JSON); err != nil {
		utils.Fatalf("Unable to attach to geth node: %v", err)
	}
	defer client.Close()

	xeth := rpc.NewXeth(client)

	// Retrieve all the available metrics and resolve the user pattens
	metrics, err := retrieveMetrics(xeth)
	if err != nil {
		utils.Fatalf("Failed to retrieve system metrics: %v", err)
	}
	monitored := resolveMetrics(metrics, ctx.Args())
	if len(monitored) == 0 {
		list := expandMetrics(metrics, "")
		sort.Strings(list)

		if len(list) > 0 {
			utils.Fatalf("No metrics specified.\n\nAvailable:\n - %s", strings.Join(list, "\n - "))
		} else {
			utils.Fatalf("No metrics collected by geth (--%s).\n", utils.MetricsEnabledFlag.Name)
		}
	}
	sort.Strings(monitored)
	if cols := len(monitored) / ctx.Int(monitorCommandRowsFlag.Name); cols > 6 {
		utils.Fatalf("Requested metrics (%d) spans more that 6 columns:\n - %s", len(monitored), strings.Join(monitored, "\n - "))
	}
	// Create and configure the chart UI defaults
	if err := termui.Init(); err != nil {
		utils.Fatalf("Unable to initialize terminal UI: %v", err)
	}
	defer termui.Close()

	termui.UseTheme("helloworld")

	rows := len(monitored)
	if max := ctx.Int(monitorCommandRowsFlag.Name); rows > max {
		rows = max
	}
	cols := (len(monitored) + rows - 1) / rows
	for i := 0; i < rows; i++ {
		termui.Body.AddRows(termui.NewRow())
	}
	// Create each individual data chart
	footer := termui.NewPar("")
	footer.HasBorder = true
	footer.Height = 3

	charts := make([]*termui.LineChart, len(monitored))
	units := make([]int, len(monitored))
	data := make([][]float64, len(monitored))
	for i := 0; i < len(monitored); i++ {
		charts[i] = createChart((termui.TermHeight() - footer.Height) / rows)
		row := termui.Body.Rows[i%rows]
		row.Cols = append(row.Cols, termui.NewCol(12/cols, 0, charts[i]))
	}
	termui.Body.AddRows(termui.NewRow(termui.NewCol(12, 0, footer)))

	refreshCharts(xeth, monitored, data, units, charts, ctx, footer)
	termui.Body.Align()
	termui.Render(termui.Body)

	// Watch for various system events, and periodically refresh the charts
	refresh := time.Tick(time.Duration(ctx.Int(monitorCommandRefreshFlag.Name)) * time.Second)
	for {
		select {
		case event := <-termui.EventCh():
			if event.Type == termui.EventKey && event.Key == termui.KeyCtrlC {
				return
			}
			if event.Type == termui.EventResize {
				termui.Body.Width = termui.TermWidth()
				for _, chart := range charts {
					chart.Height = (termui.TermHeight() - footer.Height) / rows
				}
				termui.Body.Align()
				termui.Render(termui.Body)
			}
		case <-refresh:
			if refreshCharts(xeth, monitored, data, units, charts, ctx, footer) {
				termui.Body.Align()
			}
			termui.Render(termui.Body)
		}
	}
}
Example #29
0
File: main.go Project: arscan/gosf
func main() {
	err := ui.Init()
	if err != nil {
		panic(err)
	}
	defer ui.Close()

	sinps := (func() []float64 {
		n := 400
		ps := make([]float64, n)
		for i := range ps {
			ps[i] = 1 + math.Sin(float64(i)/5)
		}
		return ps
	})()
	sinpsint := (func() []int {
		ps := make([]int, len(sinps))
		for i, v := range sinps {
			ps[i] = int(100*v + 10)
		}
		return ps
	})()

	// ui.UseTheme("helloworld")

	spark := ui.Sparkline{}
	spark.Height = 8
	spdata := sinpsint
	spark.Data = spdata[:100]
	spark.LineColor = ui.ColorCyan
	spark.TitleColor = ui.ColorWhite

	sp := ui.NewSparklines(spark)
	sp.Height = 11
	sp.Border.Label = "Sparkline"

	lc := ui.NewLineChart()
	lc.Border.Label = "braille-mode Line Chart"
	lc.Data = sinps
	lc.Height = 11
	lc.AxesColor = ui.ColorWhite
	lc.LineColor = ui.ColorYellow | ui.AttrBold

	gs := make([]*ui.Gauge, 3)
	for i := range gs {
		gs[i] = ui.NewGauge()
		gs[i].Height = 2
		gs[i].HasBorder = false
		gs[i].Percent = i * 10
		gs[i].PaddingBottom = 1
		gs[i].BarColor = ui.ColorRed
	}

	ls := ui.NewList()
	ls.HasBorder = false
	ls.Items = []string{
		"[1] Downloading File 1",
		"", // == \newline
		"[2] Downloading File 2",
		"",
		"[3] Uploading File 3",
	}
	ls.Height = 5

	par := ui.NewPar("<> This row has 3 columns\n<- Widgets can be stacked up like left side\n<- Stacked widgets are treated as a single widget")
	par.Height = 5
	par.Border.Label = "Demonstration"

	// build layout
	ui.Body.AddRows(
		ui.NewRow(
			ui.NewCol(6, 0, sp),
			ui.NewCol(6, 0, lc)),
		ui.NewRow(
			ui.NewCol(3, 0, ls),
			ui.NewCol(3, 0, gs[0], gs[1], gs[2]),
			ui.NewCol(6, 0, par)))

	// calculate layout
	ui.Body.Align()

	done := make(chan bool)
	redraw := make(chan bool)

	/*
		update := func() {
			for i := 0; i < 103; i++ {
				for _, g := range gs {
					g.Percent = (g.Percent + 3) % 100
				}

				sp.Lines[0].Data = spdata[:100+i]
				lc.Data = sinps[2*i:]

				time.Sleep(time.Second / 2)
				redraw <- true
			}
			done <- true
		}
	*/

	evt := ui.EventCh()

	ui.Render(ui.Body)
	// go update()

	for {
		select {
		case e := <-evt:
			if e.Type == ui.EventKey && e.Ch == 'q' {
				return
			}
			if e.Type == ui.EventResize {
				ui.Body.Width = ui.TermWidth()
				ui.Body.Align()
				go func() { redraw <- true }()
			}
		case <-done:
			return
		case <-redraw:
			ui.Render(ui.Body)
		}
	}
}
Example #30
0
func main() {
	configFile := flag.String("config", "config.json", "Configuration file")
	flag.Parse()
	monitors := readConfig(*configFile)
	updates := make(chan monitor.CheckUpdate)
	logbuf := new(bytes.Buffer)
	log.SetOutput(logbuf)
	err := termui.Init()
	if err != nil {
		log.Fatalf("Unable to init termui: %v\n", err)
	}
	defer termui.Close()
	list := termui.NewList()
	var urls []string
	for _, m := range monitors {
		e := fmt.Sprintf("[%v] %v", m.index, m.monitor.Source())
		urls = append(urls, e)
		if list.Width < int(float64(len(e))*float64(1.5)) {
			list.Width = int(float64(len(e)) * float64(1.5))
		}
	}
	list.Items = urls
	list.ItemFgColor = termui.ColorYellow
	list.BorderLabel = "URLs"
	list.Height = 8
	list.Y = 0
	list.X = 0

	sp := termui.NewSparklines()
	sp.BorderLabel = "Response times"
	sp.Y = list.Height
	sp.X = 0
	sp.Height = list.Height
	for i, _ := range urls {
		spark := termui.Sparkline{}
		spark.Height = 1
		spark.Title = fmt.Sprintf("URL %v", i)
		spark.LineColor = termui.ColorCyan
		spark.TitleColor = termui.ColorYellow
		sp.Add(spark)
	}
	logPar := termui.NewPar(logbuf.String())
	logPar.Height = 20
	termui.Body.AddRows(
		termui.NewRow(
			termui.NewCol(6, 0, list),
			termui.NewCol(6, 0, sp)),
		termui.NewRow(
			termui.NewCol(12, 0, logPar)))
	termui.Body.Align()

	for _, m := range monitors {
		go m.monitor.Check(updates, m.index)
	}
loop:
	for {
		select {
		case u := <-updates:
			if u.Healthy && u.Err == nil {
				sp.Lines[u.Id].LineColor = COLOR_OK
			} else {
				sp.Lines[u.Id].LineColor = COLOR_KO
			}
		case <-time.After(2 * time.Second):
			break loop
		}
	}

	termui.Render(termui.Body)

	termui.Handle("/sys/kbd/q", func(termui.Event) {
		termui.StopLoop()
	})

	termui.Handle("/timer/1s", func(e termui.Event) {
		t := e.Data.(termui.EvtTimer)
		if t.Count%5 == 0 {
			for _, m := range monitors {
				go m.monitor.Check(updates, m.index)
			}
		loop:
			for {
				select {
				case u := <-updates:
					sp.Lines[u.Id].Data = append(sp.Lines[u.Id].Data, int(u.Duration))
					if u.Healthy && u.Err == nil {
						sp.Lines[u.Id].LineColor = COLOR_OK
					} else {
						sp.Lines[u.Id].LineColor = COLOR_KO
					}
				case <-time.After(2 * time.Second):
					break loop
				}
			}
			logPar.Text = logbuf.String()
			termui.Render(termui.Body)
		}
	})

	termui.Loop()

}