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list_components.go
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/
list_components.go
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/*
Copyright (C) 2022-2024 ApeCloud Co., Ltd
This file is part of KubeBlocks project
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package clusterdefinition
import (
"fmt"
"github.com/spf13/cobra"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/cli-runtime/pkg/genericiooptions"
cmdutil "k8s.io/kubectl/pkg/cmd/util"
"k8s.io/kubectl/pkg/util/templates"
"github.com/apecloud/kubeblocks/apis/apps/v1alpha1"
"github.com/apecloud/kbcli/pkg/action"
"github.com/apecloud/kbcli/pkg/printer"
"github.com/apecloud/kbcli/pkg/types"
"github.com/apecloud/kbcli/pkg/util"
)
var (
listComponentsExample = templates.Examples(`
# List all components belonging to the cluster definition.
kbcli clusterdefinition list-components apecloud-mysql`)
)
func NewListComponentsCmd(f cmdutil.Factory, streams genericiooptions.IOStreams) *cobra.Command {
o := action.NewListOptions(f, streams, types.ClusterDefGVR())
o.AllNamespaces = true
cmd := &cobra.Command{
Use: "list-components",
Short: "List cluster definition components.",
Example: listComponentsExample,
Aliases: []string{"ls-comps"},
ValidArgsFunction: util.ResourceNameCompletionFunc(f, o.GVR),
Run: func(cmd *cobra.Command, args []string) {
util.CheckErr(validate(args))
o.Names = args
util.CheckErr(listComponents(o))
},
}
return cmd
}
func validate(args []string) error {
if len(args) == 0 {
return fmt.Errorf("missing clusterdefinition name")
}
return nil
}
func listComponents(o *action.ListOptions) error {
o.Print = false
r, err := o.Run()
if err != nil {
return err
}
infos, err := r.Infos()
if err != nil {
return err
}
p := printer.NewTablePrinter(o.Out)
p.SetHeader("NAME", "WORKLOAD-TYPE", "CHARACTER-TYPE", "CLUSTER-DEFINITION", "IS-MAIN")
p.SortBy(4, 1)
for _, info := range infos {
var cd v1alpha1.ClusterDefinition
if err = runtime.DefaultUnstructuredConverter.FromUnstructured(info.Object.(*unstructured.Unstructured).Object, &cd); err != nil {
return err
}
for i, comp := range cd.Spec.ComponentDefs {
if i == 0 {
p.AddRow(printer.BoldGreen(comp.Name), comp.WorkloadType, comp.CharacterType, cd.Name, "true")
} else {
p.AddRow(comp.Name, comp.WorkloadType, comp.CharacterType, cd.Name, "false")
}
}
}
p.Print()
return nil
}