multitenancy-configmap.yml

# Example HostProcess DaemonSets for the MCDM device plugin and the WDDM device plugin, using settings that enable multitenancy
# 
# This version of the DaemonSets uses a ConfigMap to provide configuration values. For a version that sets environment variable
# values directly in the Pod spec, see the file `multitenancy-inline.yml`

apiVersion: v1
kind: ConfigMap
metadata:
  name: device-plugin-config
data:
  
  # Configure the device plugins to allow 4 containers to mount each device simultaneously
  multitenancy: '4'

---

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: device-plugin-mcdm
spec:
  selector:
    matchLabels:
      app: device-plugin-mcdm
  template:
    metadata:
      labels:
        app: device-plugin-mcdm
    spec:
      nodeSelector:
        kubernetes.io/os: 'windows'
        kubernetes.io/arch: 'amd64'
        node.kubernetes.io/windows-build: '10.0.20348'
      securityContext:
        windowsOptions:
          hostProcess: true
          runAsUserName: "NT AUTHORITY\\SYSTEM"
      hostNetwork: true
      containers:
      - name: device-plugin-mcdm
        image: "index.docker.io/tensorworks/mcdm-device-plugin:0.0.1"
        imagePullPolicy: Always
        
        # Use the configuration values from the ConfigMap
        env:
        - name: MCDM_DEVICE_PLUGIN_MULTITENANCY
          valueFrom:
            configMapKeyRef:
              name: device-plugin-config
              key: multitenancy

---

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: device-plugin-wddm
spec:
  selector:
    matchLabels:
      app: device-plugin-wddm
  template:
    metadata:
      labels:
        app: device-plugin-wddm
    spec:
      nodeSelector:
        kubernetes.io/os: 'windows'
        kubernetes.io/arch: 'amd64'
        node.kubernetes.io/windows-build: '10.0.20348'
      securityContext:
        windowsOptions:
          hostProcess: true
          runAsUserName: "NT AUTHORITY\\SYSTEM"
      hostNetwork: true
      containers:
      - name: device-plugin-wddm
        image: "index.docker.io/tensorworks/wddm-device-plugin:0.0.1"
        imagePullPolicy: Always
        
        # Use the configuration values from the ConfigMap
        env:
        - name: WDDM_DEVICE_PLUGIN_MULTITENANCY
          valueFrom:
            configMapKeyRef:
              name: device-plugin-config
              key: multitenancy