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2dd0964c5f
Instead of doing excessive get/list requests, do a watch per node in an infinite retry. Additionally, refactor the dashboard code to make the various data listener namings more consistent and reorganize the packages. Closes siderolabs/talos#6960. Signed-off-by: Utku Ozdemir <utku.ozdemir@siderolabs.com>
130 lines
4.0 KiB
Go
130 lines
4.0 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package dashboard
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import (
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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"github.com/siderolabs/talos/internal/pkg/dashboard/apidata"
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"github.com/siderolabs/talos/internal/pkg/dashboard/components"
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)
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// MonitorGrid represents the monitoring grid with a process table and various metrics.
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type MonitorGrid struct {
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tview.Grid
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app *tview.Application
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apiDataListeners []APIDataListener
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processTableInner *components.ProcessTable
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processTable *components.TermUIWrapper
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}
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// NewMonitorGrid initializes MonitorGrid.
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func NewMonitorGrid(app *tview.Application) *MonitorGrid {
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widget := &MonitorGrid{
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app: app,
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Grid: *tview.NewGrid(),
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}
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widget.SetRows(7, -1, -2).SetColumns(0)
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infoGrid := tview.NewGrid().SetRows(0).SetColumns(-1, -2, -1, -1, -2)
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sysGauges := components.NewSystemGauges()
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cpuInfo := components.NewCPUInfo()
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loadAvgInfo := components.NewLoadAvgInfo()
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procsInfo := components.NewProcsInfo()
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memInfo := components.NewMemInfo()
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infoGrid.AddItem(sysGauges, 0, 0, 1, 1, 0, 0, false)
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infoGrid.AddItem(cpuInfo, 0, 1, 1, 1, 0, 0, false)
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infoGrid.AddItem(loadAvgInfo, 0, 2, 1, 1, 0, 0, false)
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infoGrid.AddItem(procsInfo, 0, 3, 1, 1, 0, 0, false)
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infoGrid.AddItem(memInfo, 0, 4, 1, 1, 0, 0, false)
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graphGrid := tview.NewGrid().SetRows(0).SetColumns(0, 0, 0)
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cpuGraph := components.NewCPUGraph()
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memGraph := components.NewMemGraph()
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loadAvgGraph := components.NewLoadAvgGraph()
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graphGrid.AddItem(components.NewTermUIWrapper(cpuGraph), 0, 0, 1, 1, 0, 0, false)
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graphGrid.AddItem(components.NewTermUIWrapper(memGraph), 0, 1, 1, 1, 0, 0, false)
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graphGrid.AddItem(components.NewTermUIWrapper(loadAvgGraph), 0, 2, 1, 1, 0, 0, false)
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bottomGrid := tview.NewGrid().SetRows(0, 0).SetColumns(-1, -3)
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netSparkline := components.NewNetSparkline()
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diskSparkline := components.NewDiskSparkline()
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widget.initProcessTable()
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bottomGrid.AddItem(components.NewTermUIWrapper(netSparkline), 0, 0, 1, 1, 0, 0, false)
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bottomGrid.AddItem(components.NewTermUIWrapper(diskSparkline), 1, 0, 1, 1, 0, 0, false)
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bottomGrid.AddItem(widget.processTable, 0, 1, 2, 1, 0, 0, false)
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widget.AddItem(infoGrid, 0, 0, 1, 1, 0, 0, false)
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widget.AddItem(graphGrid, 1, 0, 1, 1, 0, 0, false)
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widget.AddItem(bottomGrid, 2, 0, 1, 1, 0, 0, false)
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widget.apiDataListeners = []APIDataListener{
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sysGauges,
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cpuInfo,
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loadAvgInfo,
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procsInfo,
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memInfo,
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cpuGraph,
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memGraph,
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loadAvgGraph,
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netSparkline,
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diskSparkline,
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widget.processTableInner,
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}
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return widget
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}
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// OnAPIDataChange implements the APIDataListener interface.
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func (widget *MonitorGrid) OnAPIDataChange(node string, data *apidata.Data) {
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for _, dataWidget := range widget.apiDataListeners {
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dataWidget.OnAPIDataChange(node, data)
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}
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}
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// OnScreenSelect implements the screenSelectListener interface.
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func (widget *MonitorGrid) onScreenSelect(active bool) {
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if active {
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widget.processTableInner.ScrollTop()
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widget.app.SetFocus(widget.processTable)
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}
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}
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func (widget *MonitorGrid) initProcessTable() {
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widget.processTableInner = components.NewProcessTable()
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widget.processTable = components.NewTermUIWrapper(widget.processTableInner)
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widget.processTable.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
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switch {
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case event.Key() == tcell.KeyUp, event.Rune() == 'k':
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widget.processTableInner.ScrollUp()
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case event.Key() == tcell.KeyDown, event.Rune() == 'j':
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widget.processTableInner.ScrollDown()
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case event.Key() == tcell.KeyCtrlU:
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widget.processTableInner.ScrollHalfPageUp()
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case event.Key() == tcell.KeyCtrlD:
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widget.processTableInner.ScrollHalfPageDown()
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case event.Key() == tcell.KeyCtrlB, event.Key() == tcell.KeyPgUp:
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widget.processTableInner.ScrollPageUp()
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case event.Key() == tcell.KeyCtrlF, event.Key() == tcell.KeyPgDn:
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widget.processTableInner.ScrollPageDown()
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}
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return event
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})
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}
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