Files
kustomize/plugin/someteam.example.com/v1/someservicegenerator/SomeServiceGenerator.go
2022-11-30 11:22:10 -05:00

53 lines
1.1 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package main
import (
"bytes"
"text/template"
"sigs.k8s.io/kustomize/api/resmap"
"sigs.k8s.io/kustomize/api/types"
"sigs.k8s.io/yaml"
)
// A simple generator example. Makes one service.
type plugin struct {
rf *resmap.Factory
types.ObjectMeta `json:"metadata,omitempty" yaml:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
Port string `json:"port,omitempty" yaml:"port,omitempty"`
}
var KustomizePlugin plugin //nolint:gochecknoglobals
const tmpl = `
apiVersion: v1
kind: Service
metadata:
labels:
app: dev
name: {{.Name}}
namespace: {{.Namespace}}
spec:
ports:
- port: {{.Port}}
selector:
app: dev
`
func (p *plugin) Config(h *resmap.PluginHelpers, config []byte) error {
p.rf = h.ResmapFactory()
return yaml.Unmarshal(config, p)
}
func (p *plugin) Generate() (resmap.ResMap, error) {
var buf bytes.Buffer
temp := template.Must(template.New("tmpl").Parse(tmpl))
err := temp.Execute(&buf, p)
if err != nil {
return nil, err
}
return p.rf.NewResMapFromBytes(buf.Bytes())
}