2.3.4. 访问 Registry 指标

curl -s -u <user>:<secret> \
    http://172.30.30.30:5000/extensions/v2/metrics | grep openshift | head -n 10
HELP openshift_build_info A metric with a constant '1' value labeled by major, minor, git commit & git version from which OpenShift was built.
TYPE openshift_build_info gauge
HELP openshift_registry_request_duration_seconds Request latency summary in microseconds for each operation
TYPE openshift_registry_request_duration_seconds summary

$ curl -s -u <user>:<secret> \ 

    http://172.30.30.30:5000/extensions/v2/metrics | grep openshift | head -n 10

# HELP openshift_build_info A metric with a constant '1' value labeled by major, minor, git commit & git version from which OpenShift was built.
# TYPE openshift_build_info gauge
openshift_build_info{gitCommit="67275e1",gitVersion="v3.6.0-alpha.1+67275e1-803",major="3",minor="6+"} 1
# HELP openshift_registry_request_duration_seconds Request latency summary in microseconds for each operation
# TYPE openshift_registry_request_duration_seconds summary
openshift_registry_request_duration_seconds{name="test/origin-pod",operation="blobstore.create",quantile="0.5"} 0
openshift_registry_request_duration_seconds{name="test/origin-pod",operation="blobstore.create",quantile="0.9"} 0
openshift_registry_request_duration_seconds{name="test/origin-pod",operation="blobstore.create",quantile="0.99"} 0
openshift_registry_request_duration_seconds_sum{name="test/origin-pod",operation="blobstore.create"} 0
openshift_registry_request_duration_seconds_count{name="test/origin-pod",operation="blobstore.create"} 5

openshift:
  version: 1.0
  metrics:
    enabled: true
...

openshift:
  version: 1.0
  metrics:
    enabled: true
...

cat <<EOF |
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-scraper
rules:
- apiGroups:
  - image.openshift.io
  resources:
  - registry/metrics
  verbs:
  - get
EOF
oc create -f -

$ cat <<EOF |
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-scraper
rules:
- apiGroups:
  - image.openshift.io
  resources:
  - registry/metrics
  verbs:
  - get
EOF
oc create -f -

oc adm policy add-cluster-role-to-user prometheus-scraper <username>

$ oc adm policy add-cluster-role-to-user prometheus-scraper <username>