Fix the scripts to handle master/minion salt setups (e.g. AWS)

cluster/saltbase/salt/kube-node-unpacker/init.sls

@@ -6,11 +6,29 @@
     - group: root
     - mode: 755
 
+{% if grains.cloud is defined and grains.cloud == 'gce' %}
 node-docker-image-tags:
   file.touch:
     - name: /srv/pillar/docker-images.sls
+{% else %}
+kube-proxy-tar:
+  file.managed:
+    - name: /srv/salt/kube-bins/kube-proxy.tar
+    - source: salt://kube-bins/kube-proxy.tar
+    - makedirs: True
+    - user: root
+    - group: root
+    - mode: 755
+{% endif %}
 
-{% if pillar.get('is_systemd') %}
+{% set is_helium = '0' %}
+# Super annoying, the salt version on GCE is old enough that 'salt.cmd.run'
+# isn't supported
+{% if grains.cloud is defined and grains.cloud == 'aws' %}
+   {% set is_helium = salt.cmd.run('salt --version | grep -c Helium') %}
+{% endif %}
+# Salt Helium doesn't support systemd modules for service running
+{% if pillar.get('is_systemd') and is_helium == '0' %}
 
 {{ pillar.get('systemd_system_path') }}/kube-node-unpacker.service:
   file.managed:
@@ -20,7 +38,11 @@ node-docker-image-tags:
   cmd.wait:
     - name: /opt/kubernetes/helpers/services bounce kube-node-unpacker
     - watch:
+{% if grains.cloud is defined and grains.cloud == 'gce' %}
       - file: node-docker-image-tags
+{% else %}
+      - file: kube-proxy-tar
+{% endif %}
       - file: /etc/kubernetes/kube-node-unpacker.sh
       - file: {{ pillar.get('systemd_system_path') }}/kube-node-unpacker.service
 
@@ -38,7 +60,11 @@ kube-node-unpacker:
     - enable: True
     - restart: True
     - watch:
+{% if grains.cloud is defined and grains.cloud == 'gce' %}
       - file: node-docker-image-tags
+{% else %}
+      - file: kube-proxy-tar
+{% endif %}
       - file: /etc/kubernetes/kube-node-unpacker.sh
 
 {% endif %}