/
addbase.go
97 lines (81 loc) · 2.28 KB
/
addbase.go
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/*
Copyright 2018 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package add
import (
"errors"
"fmt"
"strings"
"github.com/spf13/cobra"
"sigs.k8s.io/kustomize/pkg/commands/kustfile"
"sigs.k8s.io/kustomize/pkg/fs"
)
type addBaseOptions struct {
baseDirectoryPaths string
}
// newCmdAddBase adds the file path of the kustomize base to the kustomization file.
func newCmdAddBase(fsys fs.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
}
err = o.Complete(cmd, 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
}
// Complete completes addBase command.
func (o *addBaseOptions) Complete(cmd *cobra.Command, args []string) error {
return nil
}
// RunAddBase runs addBase command (do real work).
func (o *addBaseOptions) RunAddBase(fSys fs.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 kustfile.StringInSlice(path, m.Bases) {
return fmt.Errorf("base %s already in kustomization file", path)
}
m.Bases = append(m.Bases, path)
}
return mf.Write(m)
}