mirror of https://github.com/kubernetes/kops.git
68 lines
1.6 KiB
Go
68 lines
1.6 KiB
Go
/*
|
|
Copyright 2017 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 kubemanifest
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
|
|
"github.com/ghodss/yaml"
|
|
"github.com/golang/glog"
|
|
)
|
|
|
|
type Manifest struct {
|
|
data map[string]interface{}
|
|
}
|
|
|
|
func LoadManifestsFrom(contents []byte) ([]*Manifest, error) {
|
|
var manifests []*Manifest
|
|
|
|
// TODO: Support more separators?
|
|
sections := bytes.Split(contents, []byte("\n---\n"))
|
|
|
|
for _, section := range sections {
|
|
data := make(map[string]interface{})
|
|
err := yaml.Unmarshal(section, &data)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error parsing yaml: %v", err)
|
|
}
|
|
|
|
manifest := &Manifest{
|
|
//bytes: section,
|
|
data: data,
|
|
}
|
|
manifests = append(manifests, manifest)
|
|
}
|
|
|
|
return manifests, nil
|
|
}
|
|
|
|
func (m *Manifest) ToYAML() ([]byte, error) {
|
|
b, err := yaml.Marshal(m.data)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error marshaling manifest to yaml: %v", err)
|
|
}
|
|
return b, nil
|
|
}
|
|
|
|
func (m *Manifest) accept(visitor Visitor) error {
|
|
err := visit(visitor, m.data, []string{}, func(v interface{}) {
|
|
glog.Fatal("cannot mutate top-level data")
|
|
})
|
|
return err
|
|
}
|