mirror of https://github.com/docker/cli.git
122 lines
2.4 KiB
Go
122 lines
2.4 KiB
Go
package formatter
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import (
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"fmt"
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"strings"
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"github.com/docker/docker/api/types"
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units "github.com/docker/go-units"
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)
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const (
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defaultVolumeQuietFormat = "{{.Name}}"
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defaultVolumeTableFormat = "table {{.Driver}}\t{{.Name}}"
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volumeNameHeader = "VOLUME NAME"
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mountpointHeader = "MOUNTPOINT"
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linksHeader = "LINKS"
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// Status header ?
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)
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// NewVolumeFormat returns a format for use with a volume Context
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func NewVolumeFormat(source string, quiet bool) Format {
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switch source {
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case TableFormatKey:
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if quiet {
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return defaultVolumeQuietFormat
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}
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return defaultVolumeTableFormat
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case RawFormatKey:
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if quiet {
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return `name: {{.Name}}`
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}
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return `name: {{.Name}}\ndriver: {{.Driver}}\n`
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}
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return Format(source)
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}
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// VolumeWrite writes formatted volumes using the Context
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func VolumeWrite(ctx Context, volumes []*types.Volume) error {
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render := func(format func(subContext subContext) error) error {
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for _, volume := range volumes {
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if err := format(&volumeContext{v: *volume}); err != nil {
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return err
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}
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}
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return nil
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}
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return ctx.Write(&volumeContext{}, render)
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}
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type volumeContext struct {
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HeaderContext
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v types.Volume
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}
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func (c *volumeContext) MarshalJSON() ([]byte, error) {
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return marshalJSON(c)
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}
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func (c *volumeContext) Name() string {
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c.AddHeader(volumeNameHeader)
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return c.v.Name
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}
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func (c *volumeContext) Driver() string {
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c.AddHeader(driverHeader)
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return c.v.Driver
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}
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func (c *volumeContext) Scope() string {
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c.AddHeader(scopeHeader)
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return c.v.Scope
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}
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func (c *volumeContext) Mountpoint() string {
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c.AddHeader(mountpointHeader)
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return c.v.Mountpoint
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}
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func (c *volumeContext) Labels() string {
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c.AddHeader(labelsHeader)
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if c.v.Labels == nil {
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return ""
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}
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var joinLabels []string
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for k, v := range c.v.Labels {
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joinLabels = append(joinLabels, fmt.Sprintf("%s=%s", k, v))
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}
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return strings.Join(joinLabels, ",")
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}
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func (c *volumeContext) Label(name string) string {
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n := strings.Split(name, ".")
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r := strings.NewReplacer("-", " ", "_", " ")
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h := r.Replace(n[len(n)-1])
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c.AddHeader(h)
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if c.v.Labels == nil {
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return ""
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}
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return c.v.Labels[name]
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}
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func (c *volumeContext) Links() string {
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c.AddHeader(linksHeader)
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if c.v.UsageData == nil {
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return "N/A"
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}
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return fmt.Sprintf("%d", c.v.UsageData.RefCount)
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}
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func (c *volumeContext) Size() string {
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c.AddHeader(sizeHeader)
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if c.v.UsageData == nil {
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return "N/A"
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}
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return units.HumanSize(float64(c.v.UsageData.Size))
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}
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