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Refactor Get and Describe to allow extension of types

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Get should use ResourceMapper, allow Printer to be abstracted,
and extract Describe as *Describer types.
This commit is contained in:
Clayton Coleman
2014-10-27 15:56:34 -04:00
parent 39882a3555
commit 09cfa364c5
18 changed files with 753 additions and 339 deletions
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33
pkg/kubectl/cmd/get.go
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@@ -20,12 +20,13 @@ import (
"io"
"github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
"github.com/spf13/cobra"
)
func NewCmdGet(out io.Writer) *cobra.Command {
func (f *Factory) NewCmdGet(out io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "get [(-o|--output=)table|json|yaml|template] [-t <file>|--template=<file>] <resource> [<id>]",
Use: "get [(-o|--output=)console|json|yaml|...] <resource> [<id>]",
Short: "Display one or many resources",
Long: `Display one or many resources.
@@ -44,20 +45,24 @@ Examples:
$ kubectl get -f json pod 1234-56-7890-234234-456456
<list single pod in json output format>`,
Run: func(cmd *cobra.Command, args []string) {
var resource, id string
if len(args) == 0 {
usageError(cmd, "Need to supply a resource.")
}
if len(args) >= 1 {
resource = args[0]
}
if len(args) >= 2 {
id = args[1]
}
mapping, namespace, name := ResourceOrTypeFromArgs(cmd, args, f.Mapper)
selector := getFlagString(cmd, "selector")
labels, err := labels.ParseSelector(selector)
checkErr(err)
client, err := f.Client(cmd, mapping)
checkErr(err)
obj, err := kubectl.NewRESTHelper(client, mapping).Get(namespace, name, labels)
checkErr(err)
outputFormat := getFlagString(cmd, "output")
templateFile := getFlagString(cmd, "template")
selector := getFlagString(cmd, "selector")
err := kubectl.Get(out, getKubeClient(cmd).RESTClient, getKubeNamespace(cmd), resource, id, selector, outputFormat, getFlagBool(cmd, "no-headers"), templateFile)
defaultPrinter, err := f.Printer(cmd, mapping, getFlagBool(cmd, "no-headers"))
checkErr(err)
err = kubectl.Print(out, obj, outputFormat, templateFile, defaultPrinter)
checkErr(err)
},
}