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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // Copyright (c) 2022 Gitpod GmbH. All rights reserved. | ||
| // Licensed under the GNU Affero General Public License (AGPL). | ||
| // See License-AGPL.txt in the project root for license information. | ||
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| package cmd | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| "time" | ||
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| supervisor_helper "github.com/gitpod-io/gitpod/gitpod-cli/pkg/supervisor-helper" | ||
| 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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| var noColor bool | ||
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| func outputTable(workspaceResources *supervisor.ResourcesStatusResponse) { | ||
| table := tablewriter.NewWriter(os.Stdout) | ||
| table.SetHeader([]string{"CPU (millicores)", "Memory (bytes)"}) | ||
| table.SetBorders(tablewriter.Border{Left: true, Top: true, Right: true, Bottom: false}) | ||
| table.SetCenterSeparator("|") | ||
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| cpuFraction := int64((float64(workspaceResources.Cpu.Used) / float64(workspaceResources.Cpu.Limit)) * 100) | ||
| memFraction := int64((float64(workspaceResources.Memory.Used) / float64(workspaceResources.Memory.Limit)) * 100) | ||
| cpu := fmt.Sprintf("%dm/%dm (%d%%)", workspaceResources.Cpu.Used, workspaceResources.Cpu.Limit, cpuFraction) | ||
| 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() { | ||
| cpuColor := getColor(cpuFraction) | ||
| memoryColor := getColor(memFraction) | ||
| colors = []tablewriter.Colors{{cpuColor}, {memoryColor}} | ||
| } | ||
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| table.Rich([]string{cpu, memory}, colors) | ||
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| table.Render() | ||
| } | ||
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| func getColor(value int64) int { | ||
| switch { | ||
| case value >= 85: | ||
| return tablewriter.FgRedColor | ||
| case value >= 65: | ||
| return tablewriter.FgYellowColor | ||
| default: | ||
| return tablewriter.FgHiGreenColor | ||
| } | ||
| } | ||
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| var topCmd = &cobra.Command{ | ||
| Use: "top", | ||
| Short: "Display usage of workspace resources (CPU and memory)", | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) | ||
| defer cancel() | ||
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| workspaceResources, err := supervisor_helper.GetWorkspaceResources(ctx) | ||
| if err != nil { | ||
| log.Fatalf("cannot get workspace resources: %s", err) | ||
| } | ||
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| outputTable(workspaceResources) | ||
| }, | ||
| } | ||
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| func init() { | ||
| topCmd.Flags().BoolVarP(&noColor, "no-color", "", false, "Disable output colorization") | ||
| rootCmd.AddCommand(topCmd) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| // Copyright (c) 2022 Gitpod GmbH. All rights reserved. | ||
| // Licensed under the GNU Affero General Public License (AGPL). | ||
| // See License-AGPL.txt in the project root for license information. | ||
|
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| package supervisor_helper | ||
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| import ( | ||
| "context" | ||
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| supervisor "github.com/gitpod-io/gitpod/supervisor/api" | ||
| ) | ||
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| func GetWorkspaceResources(ctx context.Context) (*supervisor.ResourcesStatusResponse, error) { | ||
| conn, err := Dial(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| client := supervisor.NewStatusServiceClient(conn) | ||
| workspaceResources, workspaceResourcesError := client.ResourcesStatus(ctx, &supervisor.ResourcesStatuRequest{}) | ||
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| if workspaceResourcesError != nil { | ||
| return nil, workspaceResourcesError | ||
| } | ||
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| return workspaceResources, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| // Copyright (c) 2022 Gitpod GmbH. All rights reserved. | ||
| // Licensed under the GNU Affero General Public License (AGPL). | ||
| // See License-AGPL.txt in the project root for license information. | ||
|
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| package utils | ||
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| import ( | ||
| "os" | ||
| "syscall" | ||
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| "golang.org/x/term" | ||
| ) | ||
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| func isInteractiveTerminal() bool { | ||
| return term.IsTerminal(syscall.Stdin) && term.IsTerminal(syscall.Stdout) | ||
| } | ||
|
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| func userRequestsNoColor() bool { | ||
| isDumbTerm := os.Getenv("TERM") == "dumb" | ||
| _, noColorPresent := os.LookupEnv("NO_COLOR") | ||
| _, gpNoColor := os.LookupEnv("GP_NO_COLOR") | ||
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| return isDumbTerm || noColorPresent || gpNoColor | ||
| } | ||
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| func ColorsEnabled() bool { | ||
| colorsDisabled := userRequestsNoColor() || !isInteractiveTerminal() | ||
| return !colorsDisabled | ||
| } |