ansible: add rules to install and start mavproxy.

ansible/roles/pi/tasks/main.yml

@@ -3,6 +3,7 @@
 #   action: apt update_cache=yes
 # - name: Upgrade APT to the lastest packages
 #   action: apt upgrade=safe
+- include: mavlink.yml
 - include: accesspoint.yml
 - name: Set the hostname
   hostname: name="pi-{{hostid}}"

ansible/roles/pi/tasks/mavlink.yml

@@ -1,9 +1,16 @@
 ---
-- name: Install MAVProxy dependencies
+- name: Install mavproxy dependencies
   apt: name=python-dev,python-setuptools,python-serial,python-pip,python-lxml
-- name: Install MAVProxy pip dependencies
+- name: Install mavproxy pip dependencies
   pip: name=future
-- name: Install MAVProxy pip dependencies
+- name: Install mavproxy pip dependencies
   pip: name=pyserial
-- name: Install Python 3 MAVProxy dependencies
-  apt: name=python3,python3-dev,python3-setuptools,python3-serial,python3-pip
+- name: Install mavproxy
+  pip: name=mavproxy
+- name: Make the run directory
+  file: path=/var/log/mavproxy state=directory owner=juju
+- name: Copy the service config
+  template: src=mavproxy.service dest=/lib/systemd/system/mavproxy.service
+- name: Enable mavproxy
+  systemd: name=mavproxy daemon_reload=yes enabled=yes masked=no
+  

ansible/roles/pi/templates/mavproxy.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=mavproxy
+After=network.target
+
+[Service]
+ExecStart=/usr/local/bin/mavproxy.py --daemon --default-modules=mavlink --out=udpbcast:192.168.0.255:14550
+WorkingDirectory=/var/log/mavproxy
+Restart=always
+RestartSec=2s
+User=juju
+
+[Install]
+WantedBy=multi-user.target