mirror of
https://github.com/jesseduffield/lazydocker.git
synced 2026-07-22 15:11:02 +00:00
99 lines
2.4 KiB
Go
99 lines
2.4 KiB
Go
package commands
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import (
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"context"
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"strings"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/client"
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"github.com/fatih/color"
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"github.com/jesseduffield/lazydocker/pkg/utils"
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"github.com/sirupsen/logrus"
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)
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// Image : A docker Image
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type Image struct {
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Name string
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Tag string
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ID string
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Image types.ImageSummary
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Client *client.Client
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OSCommand *OSCommand
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Log *logrus.Entry
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}
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// GetDisplayStrings returns the display string of Image
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func (i *Image) GetDisplayStrings(isFocused bool) []string {
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return []string{utils.ColoredString(i.Name, color.FgWhite), utils.ColoredString(i.Tag, color.FgWhite), utils.FormatDecimalBytes(int(i.Image.Size))}
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}
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// Remove removes the image
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func (i *Image) Remove(options types.ImageRemoveOptions) error {
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if _, err := i.Client.ImageRemove(context.Background(), i.ID, options); err != nil {
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return err
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}
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return nil
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}
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// Layer is a layer in an image's history
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type Layer struct {
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types.ImageHistory
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}
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// GetDisplayStrings returns the array of strings describing the layer
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func (l *Layer) GetDisplayStrings(isFocused bool) []string {
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tag := ""
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if len(l.Tags) > 0 {
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tag = l.Tags[0]
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}
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id := strings.TrimPrefix(l.ID, "sha256:")
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if len(id) > 10 {
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id = id[0:10]
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}
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idColor := color.FgWhite
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if id == "<missing>" {
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idColor = color.FgBlack
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}
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dockerFileCommandPrefix := "/bin/sh -c #(nop) "
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createdBy := l.CreatedBy
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if strings.Contains(l.CreatedBy, dockerFileCommandPrefix) {
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createdBy = strings.Trim(strings.TrimPrefix(l.CreatedBy, dockerFileCommandPrefix), " ")
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split := strings.Split(createdBy, " ")
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createdBy = utils.ColoredString(split[0], color.FgYellow) + " " + strings.Join(split[1:], " ")
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}
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createdBy = strings.ReplaceAll(createdBy, "\t", " ")
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size := utils.FormatBinaryBytes(int(l.Size))
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sizeColor := color.FgWhite
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if size == "0B" {
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sizeColor = color.FgBlack
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}
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return []string{
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utils.ColoredString(id, idColor),
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utils.ColoredString(tag, color.FgGreen),
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utils.ColoredString(size, sizeColor),
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createdBy,
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}
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}
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// RenderHistory renders the history of the image
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func (i *Image) RenderHistory() (string, error) {
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history, err := i.Client.ImageHistory(context.Background(), i.ID)
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if err != nil {
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return "", err
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}
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layers := make([]*Layer, len(history))
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for i, layer := range history {
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layers[i] = &Layer{layer}
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}
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return utils.RenderList(layers, utils.WithHeader([]string{"ID", "TAG", "SIZE", "COMMAND"}))
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}
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