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addbase.go
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addbase.go
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// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package add
import (
"errors"
"fmt"
"strings"
"slices"
"github.com/spf13/cobra"
"sigs.k8s.io/kustomize/kustomize/v5/commands/internal/kustfile"
"sigs.k8s.io/kustomize/kyaml/filesys"
)
type addBaseOptions struct {
baseDirectoryPaths string
}
// newCmdAddBase adds the file path of the kustomize base to the kustomization file.
func newCmdAddBase(fSys filesys.FileSystem) *cobra.Command {
var o addBaseOptions
cmd := &cobra.Command{
Use: "base",
Short: "Adds one or more bases to the kustomization.yaml in current directory",
Example: `
add base {filepath1},{filepath2}`,
RunE: func(cmd *cobra.Command, args []string) error {
err := o.Validate(args)
if err != nil {
return err
}
return o.RunAddBase(fSys)
},
}
return cmd
}
// Validate validates addBase command.
func (o *addBaseOptions) Validate(args []string) error {
if len(args) != 1 {
return errors.New("must specify a base directory")
}
o.baseDirectoryPaths = args[0]
return nil
}
// RunAddBase runs addBase command (do real work).
func (o *addBaseOptions) RunAddBase(fSys filesys.FileSystem) error {
mf, err := kustfile.NewKustomizationFile(fSys)
if err != nil {
return err
}
m, err := mf.Read()
if err != nil {
return err
}
// split directory paths
paths := strings.Split(o.baseDirectoryPaths, ",")
for _, path := range paths {
if !fSys.Exists(path) {
return errors.New(path + " does not exist")
}
if slices.Contains(m.Resources, path) {
return fmt.Errorf("base %s already in kustomization file", path)
}
m.Resources = append(m.Resources, path)
}
return mf.Write(m)
}