traefik: use 1.7-alpine

traefik/init.sls

@@ -3,7 +3,7 @@
 {% set backend = traefik.get('backend', {}) %}
 {% set volume = docker.volume_root | default('/srv/docker') ~ '/traefik' %}
 {% set container = traefik.get('container', 'traefik') %}
-{% set version = traefik.get('container', 'latest') %}
+{% set version = traefik.get('container', '1.7-alpine') %}
 
 include:
   - docker
@@ -34,9 +34,9 @@ docker-volume-traefik:
     - require:
       - file: docker-volume-traefik
 
-docker-image-traefik:latest:
+docker-image-{{ container }}:{{ version }}:
   docker_image.present:
-    - name: traefik:latest
+    - name: {{ container }}:{{ version }}
     - force: true
     - watch:
       - pkg: docker
@@ -45,7 +45,7 @@ docker-image-traefik:latest:
 
 docker-container-traefik:
   docker_container.running:
-    - image: traefik:latest
+    - image: {{ container }}:{{ version }}
     - name: traefik
     - command: --docker
     - restart_policy: always