chore: allow changing CDI_ROOT via values

Signed-off-by: hydazz <[email protected]>

Author: hydazz

deployments/helm/nvidia-dra-driver-gpu/templates/kubeletplugin.yaml

@@ -129,7 +129,7 @@ spec:
         - name: NVIDIA_VISIBLE_DEVICES
           value: void
         - name: CDI_ROOT
-          value: /var/run/cdi
+          value: {{ .Values.cdiRoot | quote }}
         - name: NVIDIA_MIG_CONFIG_DEVICES
           value: all
         - name: NODE_NAME
@@ -166,7 +166,7 @@ spec:
           mountPath: {{ .Values.kubeletPlugin.kubeletPluginsDirectoryPath | quote }}
           mountPropagation: Bidirectional
         - name: cdi
-          mountPath: /var/run/cdi
+          mountPath: {{ .Values.cdiRoot | quote }}
         - name: driver-root
           mountPath: /driver-root
           readOnly: true
@@ -220,7 +220,7 @@ spec:
         - name: NVIDIA_VISIBLE_DEVICES
           value: void
         - name: CDI_ROOT
-          value: /var/run/cdi
+          value: {{ .Values.cdiRoot | quote }}
         - name: NVIDIA_MIG_CONFIG_DEVICES
           value: all
         - name: NODE_NAME
@@ -259,7 +259,7 @@ spec:
           mountPath: {{ .Values.kubeletPlugin.kubeletPluginsDirectoryPath | quote }}
           mountPropagation: Bidirectional
         - name: cdi
-          mountPath: /var/run/cdi
+          mountPath: {{ .Values.cdiRoot | quote }}
         - name: driver-root
           mountPath: /driver-root
           readOnly: true
@@ -274,7 +274,7 @@ spec:
           path: {{ .Values.kubeletPlugin.kubeletPluginsDirectoryPath | quote }}
       - name: cdi
         hostPath:
-          path: /var/run/cdi
+          path: {{ .Values.cdiRoot | quote }}
       - name: driver-root-parent
         hostPath:
           # If nvidiaDriverRoot == "/" then its parent is itself. Otherwise, get

deployments/helm/nvidia-dra-driver-gpu/values.yaml

@@ -26,6 +26,10 @@ nvidiaDriverRoot: /
 # If not specified, the default path inferred from the nvidia-container-toolkit library version will be used.
 nvidiaCDIHookPath: ""
 
+# CDI root directory path.
+# This is where CDI spec files are stored and accessed by the runtime.
+cdiRoot: "/var/run/cdi"
+
 nameOverride: ""
 fullnameOverride: ""
 namespaceOverride: ""