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Add 'kpod ps' command

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kpod ps lists the containers currently stored

Displays the list of containers

Signed-off-by: umohnani8 <umohnani@redhat.com>
This commit is contained in:
umohnani8 2017-08-08 09:24:58 -04:00
parent c67859731f
commit 35ca80abe6
10 changed files with 1001 additions and 24 deletions
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28
cmd/kpod/formats/formats.go
View file

@ -3,16 +3,21 @@ package formats
import (
"encoding/json"
"fmt"
"github.com/ghodss/yaml"
"os"
"strings"
"text/tabwriter"
"text/template"
"github.com/ghodss/yaml"
"github.com/pkg/errors"
)
// JSONString const to save on duplicate variable names
const JSONString string = "json"
const (
// JSONString const to save on duplicate variable names
JSONString = "json"
// IDString const to save on duplicates for Go templates
IDString = "{{.ID}}"
)
// Writer interface for outputs
type Writer interface {
@ -60,33 +65,34 @@ func (j JSONStructArray) Out() error {
// Out method for Go templates
func (t StdoutTemplateArray) Out() error {
w := tabwriter.NewWriter(os.Stdout, 0, 0, 3, ' ', 0)
if strings.HasPrefix(t.Template, "table") {
t.Template = strings.TrimSpace(t.Template[5:])
// replace any spaces with tabs in template so that tabwriter can align it
t.Template = strings.Replace(strings.TrimSpace(t.Template[5:]), " ", "\t", -1)
headerTmpl, err := template.New("header").Funcs(headerFunctions).Parse(t.Template)
if err != nil {
return errors.Wrapf(err, "Template parsing error")
}
err = headerTmpl.Execute(os.Stdout, t.Fields)
err = headerTmpl.Execute(w, t.Fields)
if err != nil {
return err
}
fmt.Println()
fmt.Fprintln(w, "")
}
t.Template = strings.Replace(t.Template, " ", "\t", -1)
tmpl, err := template.New("image").Funcs(basicFunctions).Parse(t.Template)
if err != nil {
return errors.Wrapf(err, "Template parsing error")
}
for _, img := range t.Output {
basicTmpl := tmpl.Funcs(basicFunctions)
err = basicTmpl.Execute(os.Stdout, img)
err = basicTmpl.Execute(w, img)
if err != nil {
return err
}
fmt.Println()
fmt.Fprintln(w, "")
}
return nil
return w.Flush()
}
// Out method for JSON struct