add SETUP_MI_AUTH env var

Author: andyzhangx

charts/latest/azurefile-csi-driver-v0.0.0.tgz

@@ -96,6 +96,8 @@ spec:
               value: "{{ .Values.linux.kubelet }}"
             - name: MIGRATE_K8S_REPO
               value: "{{ .Values.node.azurefileProxy.migrateK8sRepo }}"
+            - name: SETUP_MI_AUTH
+              value: "{{ .Values.node.azurefileProxy.setUpMIAuth }}"
           volumeMounts:
             - name: host-usr
               mountPath: /host/usr

charts/latest/azurefile-csi-driver/templates/csi-azurefile-node.yaml

@@ -128,6 +128,7 @@ node:
     enabled: true
     installAznfsMount: true
     migrateK8sRepo: false
+    setUpMIAuth: true
 
 snapshot:
   enabled: false

charts/latest/azurefile-csi-driver/values.yaml

@@ -58,6 +58,8 @@ spec:
               value: "true"
             - name: INSTALL_AZNFS_MOUNT
               value: "true"
+            - name: SETUP_MI_AUTH
+              value: "true"
           volumeMounts:
             - name: host-usr
               mountPath: /host/usr

deploy/csi-azurefile-node.yaml

@@ -17,6 +17,7 @@
 set -xe
 
 MIGRATE_K8S_REPO=${MIGRATE_K8S_REPO:-false}
+SETUP_MI_AUTH=${SETUP_MI_AUTH:-true}
 
 KUBELET_PATH=${KUBELET_PATH:-/var/lib/kubelet}
 if [ "$KUBELET_PATH" != "/var/lib/kubelet" ];then
@@ -27,14 +28,16 @@ fi
 
 HOST_CMD="nsenter --mount=/proc/1/ns/mnt"
 
-echo "set up /etc/krb5.conf on host"
-printf '[libdefaults]\ndefault_ccache_name = FILE:/var/lib/kubelet/kerberos/krb5cc_%s\n' "%{uid}" > /host/etc/krb5.conf
+if [ "$SETUP_MI_AUTH" = "true" ];then
+  echo "set up /etc/krb5.conf on host"
+  printf '[libdefaults]\ndefault_ccache_name = FILE:/var/lib/kubelet/kerberos/krb5cc_%s\n' "%{uid}" > /host/etc/krb5.conf
 
-mkdir -p /var/lib/kubelet/kerberos
+  mkdir -p /var/lib/kubelet/kerberos
 
-echo "set up /etc/azfilesauth/config.yaml on host"
-mkdir -p /host/etc/azfilesauth
-printf 'USER_UID: 0\nKRB5_CC_NAME: /var/lib/kubelet/kerberos/krb5cc_0\n' > /host/etc/azfilesauth/config.yaml
+  echo "set up /etc/azfilesauth/config.yaml on host"
+  mkdir -p /host/etc/azfilesauth
+  printf 'USER_UID: 0\nKRB5_CC_NAME: /var/lib/kubelet/kerberos/krb5cc_0\n' > /host/etc/azfilesauth/config.yaml
+fi
 
 DISTRIBUTION=$($HOST_CMD cat /etc/os-release | grep ^ID= | cut -d'=' -f2 | tr -d '"')
 ARCH=$($HOST_CMD uname -m)