2.3. 主机指标接收器

apiVersion: v1
kind: ServiceAccount
metadata:
  name: otel-hostfs-daemonset
  namespace: <namespace>
# ...
---
apiVersion: security.openshift.io/v1
kind: SecurityContextConstraints
allowHostDirVolumePlugin: true
allowHostIPC: false
allowHostNetwork: false
allowHostPID: true
allowHostPorts: false
allowPrivilegeEscalation: true
allowPrivilegedContainer: true
allowedCapabilities: null
defaultAddCapabilities:
- SYS_ADMIN
fsGroup:
  type: RunAsAny
groups: []
metadata:
  name: otel-hostmetrics
readOnlyRootFilesystem: true
runAsUser:
  type: RunAsAny
seLinuxContext:
  type: RunAsAny
supplementalGroups:
  type: RunAsAny
users:
- system:serviceaccount:<namespace>:otel-hostfs-daemonset
volumes:
- configMap
- emptyDir
- hostPath
- projected
# ...
---
apiVersion: opentelemetry.io/v1beta1
kind: OpenTelemetryCollector
metadata:
  name: otel
  namespace: <namespace>
spec:
  serviceAccount: otel-hostfs-daemonset
  mode: daemonset
  volumeMounts:
    - mountPath: /hostfs
      name: host
      readOnly: true
  volumes:
    - hostPath:
        path: /
      name: host
  config:
    receivers:
      hostmetrics:
        collection_interval: 10s 
        initial_delay: 1s 
        root_path: / 
        scrapers: 
          cpu: {}
          memory: {}
          disk: {}
    service:
      pipelines:
        metrics:
          receivers: [hostmetrics]
# ...

apiVersion: v1
kind: ServiceAccount
metadata:
  name: otel-hostfs-daemonset
  namespace: <namespace>
# ...
---
apiVersion: security.openshift.io/v1
kind: SecurityContextConstraints
allowHostDirVolumePlugin: true
allowHostIPC: false
allowHostNetwork: false
allowHostPID: true
allowHostPorts: false
allowPrivilegeEscalation: true
allowPrivilegedContainer: true
allowedCapabilities: null
defaultAddCapabilities:
- SYS_ADMIN
fsGroup:
  type: RunAsAny
groups: []
metadata:
  name: otel-hostmetrics
readOnlyRootFilesystem: true
runAsUser:
  type: RunAsAny
seLinuxContext:
  type: RunAsAny
supplementalGroups:
  type: RunAsAny
users:
- system:serviceaccount:<namespace>:otel-hostfs-daemonset
volumes:
- configMap
- emptyDir
- hostPath
- projected
# ...
---
apiVersion: opentelemetry.io/v1beta1
kind: OpenTelemetryCollector
metadata:
  name: otel
  namespace: <namespace>
spec:
  serviceAccount: otel-hostfs-daemonset
  mode: daemonset
  volumeMounts:
    - mountPath: /hostfs
      name: host
      readOnly: true
  volumes:
    - hostPath:
        path: /
      name: host
  config:
    receivers:
      hostmetrics:
        collection_interval: 10s 

        initial_delay: 1s 

        root_path: / 

        scrapers: 

          cpu: {}
          memory: {}
          disk: {}
    service:
      pipelines:
        metrics:
          receivers: [hostmetrics]
# ...