main.go

package main

import (
	"fmt"
        "gopkg.in/yaml.v2"
	"github.com/davecgh/go-spew/spew"
)

func main() {

	var data = `
system:
  items:
  - secretName: mysecret
    items:
    - key: username
      path: my-group/my-username
  - configMapName: myconfigmap
    items:
    - key: config
      path: my-group/my-config
`
/*
apiVersion: v1
kind: Pod
metadata:
  name: volume-test
spec:
  containers:
  - name: container-test
    image: jpeeler/scratch
    volumeMounts:
    - name: all-in-one
      mountPath: "/system-volume"
      readOnly: true
  volumes:
  - name: all-in-one
*/

/*
- downwardAPI:
        items:
        - path: "labels"
          fieldRef:
            fieldPath: metadata.labels
        - path: "cpu_limit"
          resourceFieldRef:
            containerName: container-test
            resource: limits.cpu
*/

	type KeyToPath struct {
		Key string `yaml:"key"`
		Path string `yaml:"path"`
		mode *int32 `yaml:"mode,omitempty"`
	}
	
	type VolumeKeys struct {
		SecretName    string `yaml:"secretName,omitempty"`
		ConfigMapName string `yaml:"configMapName,omitempty"`
		DownwardAPI   string `yaml:"downwardAPI,omitempty"`
	
		Items  []KeyToPath             `yaml:"items,omitempty"`
	        // JPEELER: this part is probably invalid
		//DItems []DownwardAPIVolumeFile `json:"items,omitempty"`
	}
	
	type VolumeAllInOneSource struct {
		Items []VolumeKeys `yaml:"items,omitempty"`
	}
	
	type VolumeSource struct {
		VolumeAIO *VolumeAllInOneSource `yaml:"system"`
	}
	
	res := VolumeSource{}
	//var res VolumeSource
	fmt.Println(data)
	if err := yaml.Unmarshal([]byte(data), &res); err != nil {
		panic(err)
	}
	
	fmt.Printf("--- config:\n%+v\n\n", res)
	spew.Dump(res)
}