change to use enviroment file

and use a workaround for https://github.com/grafana/grafana-kiosk/issues/40

tasks/config.yml

@@ -8,7 +8,7 @@
 - name: deploy grafana-kiosk config
   become: true
   template:
-    src: templates/config.yml
+    src: templates/config.yml.j2
     dest: /etc/grafana-kiosk/config.yml
     mode: 0644
     backup: true
@@ -17,9 +17,19 @@
 - name: deploy systemd file
   become: true
   template:
-    src: templates/grafana-kiosk.service
+    src: templates/grafana-kiosk.service.j2
     dest: /etc/systemd/system/grafana-kiosk.service
     mode: 0664
     owner: root
     group: root
   notify: systemctl restart grafana-kiosk.service
+
+- name: deploy env vars
+  become: true
+  template:
+    src: templates/grafana-kiosk.env.j2
+    dest: "/home/{{ grafana_kiosk.user }}/.grafana-kiosk.env"
+    mode: 0755
+    owner: "{{ grafana_kiosk.user }}"
+  notify: systemctl restart grafana-kiosk.service
+

templates/grafana-kiosk.env.j2

@@ -0,0 +1,3 @@
+#!/bin/bash
+export {{ grafana_kiosk.display }}
+export XAUTHORITY=/home/{{ grafana_kiosk.user }}/.Xauthority

templates/grafana-kiosk.service.j2

@@ -9,13 +9,12 @@ User={{ grafana_kiosk.user }}
 Restart = always
 RestartSec=5s
 Type=simple
-Environment="{{ grafana_kiosk.display }}"
-Environment="XAUTHORITY=/home/{{ grafana_kiosk.user }}/.Xauthority"
-ExecStart=
+EnvironmentFile=/home/{{ grafana_kiosk.user }}/.grafana-kiosk.env
+ExecStart=/bin/bash -c "
   {%- if not grafana_kiosk.general.autofit | bool -%}
-    KIOSK_AUTOFIT={{ grafana_kiosk.general.autofit | ternary("true", "false") }}{{ ' ' }}
-  {%- endif -%}
-/usr/bin/grafana-kiosk -c /etc/grafana-kiosk/config.yml
+    KIOSK_AUTOFIT={{ grafana_kiosk.general.autofit | ternary("true", "false") }}{{ '; '}}
+{%- endif -%}
+/usr/bin/grafana-kiosk -c /etc/grafana-kiosk/config.yml"
 
 [Install]
 WantedBy=graphical.target

vars/main.yml

@@ -32,5 +32,5 @@ _dl_matrix:
   'armv6l': "grafana-kiosk.linux.armv6"
   'armv5l': "grafana-kiosk.linux.armv5"
 
-playbook_version_number: 13 # should be an integer
+playbook_version_number: 14 # should be an integer
 playbook_version_path: 'role-grafana-kiosk_roles-ansible_github.com.version' # unique string