adding commands/scripts for windows

Signed-off-by: Mike Stevenson <Mike.Stevenson@us.logicalis.com>

docs/06-data-encryption-keys.md

@@ -8,14 +8,21 @@ In this lab you will generate an encryption key and an [encryption config](https
 
 Generate an encryption key:
 
+#### Linux & OS X
 ```
 ENCRYPTION_KEY=$(head -c 32 /dev/urandom | base64)
 ```
 
+#### Windows
+```
+$ENCRYPTION_KEY=[System.Convert]::ToBase64String($(0..31 | ForEach-Object { Get-Random -Minimum 0 -Maximum 255 } ))
+```
+
 ## The Encryption Config File
 
 Create the `encryption-config.yaml` encryption config file:
 
+#### Linux & OS X
 ```
 cat > encryption-config.yaml <<EOF
 kind: EncryptionConfig
@@ -32,12 +39,37 @@ resources:
 EOF
 ```
 
+#### Windows
+```
+New-Item encryption-config.yaml -Value @"
+kind: EncryptionConfig
+apiVersion: v1
+resources:
+  - resources:
+      - secrets
+    providers:
+      - aescbc:
+          keys:
+            - name: key1
+              secret: ${ENCRYPTION_KEY}
+      - identity: {}
+"@
+```
+
 Copy the `encryption-config.yaml` encryption config file to each controller instance:
 
+#### Linux & OS X
 ```
 for instance in controller-0 controller-1 controller-2; do
   gcloud compute scp encryption-config.yaml ${instance}:~/
 done
 ```
 
+#### Windows
+```
+@('controller-0','controller-1','controller-2') | ForEach-Object {
+  gcloud compute scp encryption-config.yaml ${_}:/home/$env:USERNAME/
+}
+```
+
 Next: [Bootstrapping the etcd Cluster](07-bootstrapping-etcd.md)