mirror of
https://github.com/gitpod-io/gitpod.git
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79 lines
2.3 KiB
Go
79 lines
2.3 KiB
Go
// Copyright (c) 2022 Gitpod GmbH. All rights reserved.
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// Licensed under the GNU Affero General Public License (AGPL).
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// See License-AGPL.txt in the project root for license information.
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package cmd
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import (
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"context"
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"fmt"
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"log"
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"os"
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"time"
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supervisor_helper "github.com/gitpod-io/gitpod/gitpod-cli/pkg/supervisor-helper"
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supervisor "github.com/gitpod-io/gitpod/supervisor/api"
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"github.com/gitpod-io/gitpod/gitpod-cli/pkg/utils"
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"github.com/spf13/cobra"
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"github.com/olekukonko/tablewriter"
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)
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func outputTable(workspaceResources *supervisor.ResourcesStatusResponse) {
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table := tablewriter.NewWriter(os.Stdout)
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table.SetHeader([]string{"CPU (millicores)", "Memory (bytes)"})
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table.SetBorders(tablewriter.Border{Left: true, Top: true, Right: true, Bottom: false})
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table.SetCenterSeparator("|")
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cpuFraction := int64((float64(workspaceResources.Cpu.Used) / float64(workspaceResources.Cpu.Limit)) * 100)
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memFraction := int64((float64(workspaceResources.Memory.Used) / float64(workspaceResources.Memory.Limit)) * 100)
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cpu := fmt.Sprintf("%dm/%dm (%d%%)", workspaceResources.Cpu.Used, workspaceResources.Cpu.Limit, cpuFraction)
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memory := fmt.Sprintf("%dMi/%dMi (%d%%)\n", workspaceResources.Memory.Used/(1024*1024), workspaceResources.Memory.Limit/(1024*1024), memFraction)
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colors := []tablewriter.Colors{}
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if !noColor && utils.ColorsEnabled() {
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cpuColor := getColor(cpuFraction)
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memoryColor := getColor(memFraction)
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colors = []tablewriter.Colors{{cpuColor}, {memoryColor}}
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}
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table.Rich([]string{cpu, memory}, colors)
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table.Render()
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}
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func getColor(value int64) int {
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switch {
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case value >= 85:
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return tablewriter.FgRedColor
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case value >= 65:
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return tablewriter.FgYellowColor
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default:
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return tablewriter.FgHiGreenColor
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}
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}
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var topCmd = &cobra.Command{
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Use: "top",
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Short: "Display usage of workspace resources (CPU and memory)",
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Run: func(cmd *cobra.Command, args []string) {
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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workspaceResources, err := supervisor_helper.GetWorkspaceResources(ctx)
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if err != nil {
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log.Fatalf("cannot get workspace resources: %s", err)
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}
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outputTable(workspaceResources)
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},
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}
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func init() {
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topCmd.Flags().BoolVarP(&noColor, "no-color", "", false, "Disable output colorization")
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rootCmd.AddCommand(topCmd)
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}
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