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Merge pull request #743 from ndeloof/template
Support format option in docker app ls
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package image | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| "github.com/docker/cli/cli/command/formatter" | ||
| "github.com/docker/docker/pkg/stringid" | ||
| "github.com/docker/go-units" | ||
| ) | ||
|
|
||
| const ( | ||
| defaultImageTableFormat = "table {{.Repository}}\t{{.Tag}}\t{{.ID}}\t{{.Name}}\t{{if .CreatedSince }}{{.CreatedSince}}{{else}}N/A{{end}}\t" | ||
| defaultImageTableFormatWithDigest = "table {{.Repository}}\t{{.Tag}}\t{{.Digest}}\t{{.ID}}\t{{.Name}}\t\t{{if .CreatedSince }}{{.CreatedSince}}{{else}}N/A{{end}}\t" | ||
|
|
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| imageIDHeader = "APP IMAGE ID" | ||
| repositoryHeader = "REPOSITORY" | ||
| tagHeader = "TAG" | ||
| digestHeader = "DIGEST" | ||
| imageNameHeader = "APP NAME" | ||
| ) | ||
|
|
||
| // NewImageFormat returns a format for rendering an ImageContext | ||
| func NewImageFormat(source string, quiet bool, digest bool) formatter.Format { | ||
| switch source { | ||
| case formatter.TableFormatKey: | ||
| switch { | ||
| case quiet: | ||
| return formatter.DefaultQuietFormat | ||
| case digest: | ||
| return defaultImageTableFormatWithDigest | ||
| default: | ||
| return defaultImageTableFormat | ||
| } | ||
| } | ||
|
|
||
| format := formatter.Format(source) | ||
| if format.IsTable() && digest && !format.Contains("{{.Digest}}") { | ||
| format += "\t{{.Digest}}" | ||
| } | ||
| return format | ||
| } | ||
|
|
||
| // Write writes the formatter images using the ImageContext | ||
| func Write(ctx formatter.Context, images []imageDesc) error { | ||
| render := func(format func(subContext formatter.SubContext) error) error { | ||
| return imageFormat(ctx, images, format) | ||
| } | ||
| return ctx.Write(newImageContext(), render) | ||
| } | ||
|
|
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| func imageFormat(ctx formatter.Context, images []imageDesc, format func(subContext formatter.SubContext) error) error { | ||
| for _, image := range images { | ||
| img := &imageContext{ | ||
| trunc: ctx.Trunc, | ||
| i: image} | ||
| if err := format(img); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| type imageContext struct { | ||
| formatter.HeaderContext | ||
| trunc bool | ||
| i imageDesc | ||
| } | ||
|
|
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| func newImageContext() *imageContext { | ||
| imageCtx := imageContext{} | ||
| imageCtx.Header = formatter.SubHeaderContext{ | ||
| "ID": imageIDHeader, | ||
| "Name": imageNameHeader, | ||
| "Repository": repositoryHeader, | ||
| "Tag": tagHeader, | ||
| "Digest": digestHeader, | ||
| "CreatedSince": formatter.CreatedSinceHeader, | ||
| } | ||
| return &imageCtx | ||
| } | ||
|
|
||
| func (c *imageContext) MarshalJSON() ([]byte, error) { | ||
| return formatter.MarshalJSON(c) | ||
| } | ||
|
|
||
| func (c *imageContext) ID() string { | ||
| if c.trunc { | ||
| return stringid.TruncateID(c.i.ID) | ||
| } | ||
| return c.i.ID | ||
| } | ||
|
|
||
| func (c *imageContext) Name() string { | ||
| if c.i.Name == "" { | ||
| return "<none>" | ||
| } | ||
| return c.i.Name | ||
| } | ||
|
|
||
| func (c *imageContext) Repository() string { | ||
| if c.i.Repository == "" { | ||
| return "<none>" | ||
| } | ||
| return c.i.Repository | ||
| } | ||
|
|
||
| func (c *imageContext) Tag() string { | ||
| if c.i.Tag == "" { | ||
| return "<none>" | ||
| } | ||
| return c.i.Tag | ||
| } | ||
|
|
||
| func (c *imageContext) Digest() string { | ||
| if c.i.Digest == "" { | ||
| return "<none>" | ||
| } | ||
| return c.i.Digest | ||
| } | ||
|
|
||
| func (c *imageContext) CreatedSince() string { | ||
| if c.i.Created.IsZero() { | ||
| return "" | ||
| } | ||
| return units.HumanDuration(time.Now().UTC().Sub(c.i.Created)) + " ago" | ||
| } |
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