repeated TYPE decleration in kube-state-metrics

README.md

minikube start
kubectl apply -f crd-foo.example.com.yaml -f crd-bar.example.com.yaml 
kubectl apply -f cr-foo.yaml -f cr-bar.yaml
go run main.go --custom-resource-state-only --custom-resource-state-config-file custom-resource-config-file.yaml --kubeconfig ~/.kube/config

cr-bar.yaml

kind: Bar
apiVersion: example.com/v1
metadata:
  name: mybar
spec:

cr-foo.yaml

kind: Foo
apiVersion: example.com/v1
metadata:
  name: myfoo
spec:

crd-bar.example.com.yaml

apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
  name: bars.example.com
spec:
  group: example.com
  scope: Cluster
  names:
    kind: Bar
    singular: bar
    plural: bars
  versions:
  - name: v1
    served: true
    storage: true
    schema:
      openAPIV3Schema:
        type: object
        properties:
          spec:
            x-kubernetes-preserve-unknown-fields: true

crd-foo.example.com.yaml

apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
  name: foos.example.com
spec:
  group: example.com
  scope: Cluster
  names:
    kind: Foo
    singular: foo
    plural: foos
  versions:
  - name: v1
    served: true
    storage: true
    schema:
      openAPIV3Schema:
        type: object
        properties:
          spec:
            x-kubernetes-preserve-unknown-fields: true

custom-resource-config-file.yaml

kind: CustomResourceStateMetrics
spec:
  resources:
  - groupVersionKind:
      group: example.com
      kind: "*"
      version: v1
    labelsFromPath:
      name: [metadata, name]
      namespace: [metadata, namespace]
    metricNamePrefix: "cr"
    metrics:
    - name: creationtimestamp
      each:
        type: Gauge
        gauge:
          path: [metadata, creationTimestamp]
    - name: resourceversion
      each:
        type: Gauge
        gauge:
          path: [metadata, resourceVersion]

output

# HELP cr_creationtimestamp 
2
# TYPE cr_creationtimestamp gauge
3
cr_creationtimestamp{customresource_group="example.com",customresource_kind="Bar",customresource_version="v1",name="mybar"} 1.699031755e+09
4
# HELP cr_resourceversion 
5
# TYPE cr_resourceversion gauge
6
cr_resourceversion{customresource_group="example.com",customresource_kind="Bar",customresource_version="v1",name="mybar"} 508820
7
# HELP cr_creationtimestamp 
8
# TYPE cr_creationtimestamp gauge
9
cr_creationtimestamp{customresource_group="example.com",customresource_kind="Foo",customresource_version="v1",name="myfoo"} 1.699031755e+09
10
# HELP cr_resourceversion 
11
# TYPE cr_resourceversion gauge
12
cr_resourceversion{customresource_group="example.com",customresource_kind="Foo",customresource_version="v1",name="myfoo"} 508819