services: Add flipdot

roles/services/defaults/main.yaml

@@ -0,0 +1,2 @@
+flipdot_host: 100.64.0.90
+flipdot_powebar_num: 3

roles/services/handlers/main.yaml

@@ -7,6 +7,12 @@
     state: restarted
     daemon_reload: true
 
+- name: restart flipdot
+  systemd:
+    name: flipdot
+    state: restarted
+    daemon_reload: true
+
 - name: restart siahsd
   systemd:
     name: siahsd

roles/services/tasks/flipdot.yaml

@@ -0,0 +1,28 @@
+---
+- name: Install flipdot scripts
+  template:
+    src: "{{ item }}"
+    dest: "/usr/local/bin/{{ item }}"
+    owner: root
+    group: root
+    mode: 0755
+  notify: restart flipdot
+  with_items:
+    - flipdot-reboot.sh
+    - flipdot-time.sh
+
+- name: Install flipdot service
+  template:
+    src: flipdot.service
+    dest: /etc/systemd/system/flipdot.service
+    owner: root
+    group: root
+    mode: 0644
+  notify: restart flipdot
+
+- name: Start flipdot
+  systemd:
+    name: flipdot
+    state: started
+    enabled: yes
+    daemon_reload: true

roles/services/tasks/main.yaml

@@ -1,4 +1,7 @@
 ---
+- tags: services_flipdot
+  import_tasks: flipdot.yaml
+
 - tags: services_siahsd
   import_tasks: siahsd.yaml
 

roles/services/templates/flipdot-reboot.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+powerbar-switch {{ flipdot_powebar_num }} off
+powerbar-switch {{ flipdot_powebar_num }} on

roles/services/templates/flipdot-time.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# Managed by Ansible
+
+set -eu
+
+HOST={{ flipdot_host }}
+
+while true; do
+    time=`date +%H:%M`
+    tmp=/tmp/flipdot.gray
+
+    convert -size 336x16 xc:black -density 800x240 -font Liberation-Mono -pointsize 6 -fill white -gravity Center -annotate +0+1 `date +%H:%M` -draw "line 0,15,$(((`date +1%S`-100)*56/10)),15" -depth 8 $tmp
+    (echo -ne "\x00\x00\x15\x00" ; dd if=$tmp bs=5376 count=1 2>/dev/null)  | nc -q1 -w1 $HOST 7890
+    sleep 1
+    convert -size 336x16 xc:black -density 800x240 -font Liberation-Mono -pointsize 6 -fill white -gravity Center -annotate +0+1 "`date "+%H %M"`" -draw "line 0,15,$(((`date +1%S`-100)*56/10)),15" -depth 8 $tmp
+    (echo -ne "\x00\x00\x15\x00" ; dd if=$tmp bs=5376 count=1 2>/dev/null)  | nc -q1 -w1 $HOST 7890
+    sleep 1
+
+    if [ $time != `date +%H:%M` ]
+    then
+        convert -size 336x16 xc:white -density 800x240 -font Liberation-Mono -pointsize 6 -fill black -gravity Center -annotate +0+1 `date +%H:%M` -depth 8 $tmp; (echo -ne "\x00\x00\x15\x00" ; dd if=$tmp bs=5376 count=1 2>/dev/null)  | nc -q1 -w1 $HOST 7890
+        sleep 2
+    fi
+done

roles/services/templates/flipdot.service

@@ -0,0 +1,16 @@
+# Managed by Ansible
+
+[Unit]
+Description=Big flipdot display
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/local/bin/flipdot-time.sh
+ExecStopPost=/usr/local/bin/flipdot-reboot.sh
+Restart=on-failure
+RestartSec=30s
+DynamicUser=true
+
+[Install]
+WantedBy=multi-user.target