Privilege up Octoprint so it can actually access the ttydevs it needs to

playbooks/tasks/app/octoprint.yml

@@ -4,8 +4,8 @@
   docker_container:
     name: octoprint
     image: octoprint/octoprint:latest
-    ports:
-      - 80:80
+    privileged: yes
+    network_mode: host
 # Uncomment all this stuff when the camera shows up
 #    env:
 #      ENABLE_MJPG_STREAMER: true
@@ -13,6 +13,9 @@
 #      - /dev/ttyACM0:/dev/ttyACM0
 #      - /dev/video0:/dev/video0
     volumes:
+      # I know this is strictly speaking a "bad thing", but this device is an
+      # appliance so whatever.
+      - /dev:/dev
       - /etc/localtime:/etc/localtime:ro
       - /data/octoprint:/octoprint
   tags: [ docker, octoprint ]