airshipctl/pkg/phase/render/render.go
Dmitry Ukov 6d05ae69ee Implement document rendering sub-command
Kustomize filtering and rendering mechanisms are used.

Related: #14
Related: #15
Related: #16
Relates-To: #247
Closes: #247
Co-authored-by: Ruslan Aliev <raliev@mirantis.com>
Change-Id: Ied06b95577772cc51f51f3ebb3acd441388d5cda
2020-05-22 12:05:44 +04:00

50 lines
1.3 KiB
Go

/*
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
https://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 render
import (
"io"
"strings"
"opendev.org/airship/airshipctl/pkg/document"
)
// Render prints out filtered documents
func (s *Settings) Render(path string, out io.Writer) error {
if err := s.Config.EnsureComplete(); err != nil {
return err
}
docBundle, err := document.NewBundleByPath(path)
if err != nil {
return err
}
groupVersion := strings.Split(s.APIVersion, "/")
group := ""
version := groupVersion[0]
if len(groupVersion) > 1 {
group = groupVersion[0]
version = strings.Join(groupVersion[1:], "/")
}
sel := document.NewSelector().ByLabel(s.Label).ByAnnotation(s.Annotation).ByGvk(group, version, s.Kind)
filteredBundle, err := docBundle.SelectBundle(sel)
if err != nil {
return err
}
return filteredBundle.Write(out)
}