cloudflared-mirror/cmd/cloudflared/tunnel/launch_ui.go

76 lines
2.6 KiB
Go

package tunnel
import (
"context"
"fmt"
"github.com/cloudflare/cloudflared/logger"
"github.com/gdamore/tcell"
"github.com/rivo/tview"
)
type uiModel struct {
version string
hostname string
metricsURL string
proxyURL string
}
func newUIModel(version, hostname, metricsURL, proxyURL string) *uiModel {
return &uiModel{
version: version,
hostname: hostname,
metricsURL: metricsURL,
proxyURL: proxyURL,
}
}
func (data *uiModel) launchUI(ctx context.Context, logger logger.Service) {
const steelBlue = "#4682B4"
const limeGreen = "#00FF00"
app := tview.NewApplication()
grid := tview.NewGrid()
frame := tview.NewFrame(grid)
header := fmt.Sprintf("cloudflared [::b]%s", data.version)
frame.AddText(header, true, tview.AlignLeft, tcell.ColorWhite)
// SetColumns takes a value for each column, representing the size of the column
// Numbers <= 0 represent proportional widths and positive numbers represent absolute widths
grid.SetColumns(20, 0)
// SetRows takes a value for each row, representing the size of the row
grid.SetRows(2, 2, 1, 1, 1, 2, 1, 0)
// AddItem takes a primitive tview type, row, column, rowSpan, columnSpan, minGridHeight, minGridWidth, and focus
grid.AddItem(tview.NewTextView().SetText("Tunnel:"), 0, 0, 1, 1, 0, 0, false)
grid.AddItem(tview.NewTextView().SetText("Status:"), 1, 0, 1, 1, 0, 0, false)
grid.AddItem(tview.NewTextView().SetText("Connections:"), 2, 0, 4, 1, 0, 0, false)
grid.AddItem(tview.NewTextView().SetText("Metrics:"), 6, 0, 1, 1, 0, 0, false)
grid.AddItem(tview.NewTextView().SetText(data.hostname), 0, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText(fmt.Sprintf("[%s]\u2022[white] Proxying to [%s::b]%s", limeGreen, steelBlue, data.proxyURL)), 1, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText("\u2022 #1 "), 2, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText("\u2022 #2 "), 3, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText("\u2022 #3 "), 4, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText("\u2022 #4 "), 5, 1, 1, 1, 0, 0, false)
grid.AddItem(newDynamicColorTextView().SetText(fmt.Sprintf("Metrics at [%s::b]%s/metrics", steelBlue, data.metricsURL)), 6, 1, 1, 1, 0, 0, false)
grid.AddItem(tview.NewBox(), 7, 0, 1, 2, 0, 0, false)
go func() {
<-ctx.Done()
app.Stop()
}()
go func() {
if err := app.SetRoot(frame, true).Run(); err != nil {
logger.Errorf("Error launching UI: %s", err)
}
}()
}
func newDynamicColorTextView() *tview.TextView {
return tview.NewTextView().SetDynamicColors(true)
}