music: Update mpd-volume-to-mqtt script

roles/common/tasks/main.yaml

@@ -18,6 +18,12 @@
 - tags: node-exporter
   import_tasks: node-exporter.yaml
 
+- name: Remove Vim
+  apt:
+    name: vim
+    state: absent
+    autoremove: true
+
 - name: Install utilities
   apt:
     name:

roles/music/defaults/main.yaml

@@ -1 +1,2 @@
 music_audio_user: audio
+music_mqtt_mpd_volume: bitlair/music/space/volume

roles/music/handlers/main.yaml

@@ -23,3 +23,9 @@
     name: soundboard
     state: restarted
     daemon_reload: true
+
+- name: restart mpd-volume-to-mqtt
+  systemd:
+    name: mpd-volume-to-mqtt
+    state: restarted
+    daemon_reload: true

roles/music/tasks/mpd.yaml

@@ -5,3 +5,21 @@
       - jackd
       - mpd
     state: present
+
+- name: Install mpd-volume-to-mqtt script
+  template:
+    src: mpd-volume-to-mqtt.sh
+    dest: /opt/mpd-volume-to-mqtt.sh
+    owner: root
+    group: root
+    mode: 0644
+  notify: restart mpd-volume-to-mqtt
+
+- name: Install mpd-volume-to-mqtt service
+  template:
+    src: mpd-volume-to-mqtt.service
+    dest: /etc/systemd/system/mpd-volume-to-mqtt.service
+    owner: root
+    group: root
+    mode: 0644
+  notify: restart mpd-volume-to-mqtt

roles/music/tasks/soundboard.yaml

@@ -46,27 +46,3 @@
     state: started
     enabled: true
     daemon_reload: true
-
-- name: Install shutdown sound script
-  template:
-    src: shutdown-sound.sh
-    dest: /opt/shutdown-sound.sh
-    owner: root
-    group: root
-    mode: 0644
-
-- name: Install shutdown sound service
-  template:
-    src: shutdown-sound.service
-    dest: /etc/systemd/system/shutdown-sound.service
-    owner: root
-    group: root
-    mode: 0644
-  notify: daemon reload
-
-- name: Enable shutdown-sound
-  systemd:
-    name: shutdown-sound
-    state: started
-    enabled: true
-    daemon_reload: true

roles/music/templates/librespot.service

@@ -1,6 +1,4 @@
-#
-# Managed by Ansible
-#
+# {{ ansible_managed }}
 
 [Unit]
 Description=Spotify through Librespot

roles/music/templates/mpd-volume-to-mqtt.service

@@ -0,0 +1,16 @@
+# {{ ansible_managed }}
+
+[Unit]
+Description=MPD Volume to MQTT
+After=network.target
+Requires=mpd.service
+
+[Service]
+Type=simple
+Restart=always
+RestartSec=2s
+ExecStart=/bin/bash /opt/mpd-volume-to-mqtt.sh
+DynamicUser=true
+
+[Install]
+WantedBy=multi-user.target

roles/music/templates/mpd-volume-to-mqtt.sh

@@ -0,0 +1,21 @@
+# {{ ansible_managed }}
+
+#!/bin/bash
+
+set -eu
+set -o pipefail
+
+
+trap 'mqtt-simple -h {{ mqtt_internal_host }} -p '{{ music_mqtt_mpd_volume }}' -m "" -r' EXIT
+
+prev_volume=x
+
+(echo mixer; mpc idleloop) | while read event; do
+    if [ $event = "mixer" ]; then
+        volume=`mpc volume | sed -nr 's/^volume: ([0-9]+)%$/\1/p'`
+        if [ "$prev_volume" != "$volume" ]; then
+            mqtt-simple -h {{ mqtt_internal_host }} -p '{{ music_mqtt_mpd_volume }} -r' -m "$volume"
+        fi
+        prev_volume=$volume
+    fi
+done

roles/music/templates/nginx-site.conf

@@ -1,3 +1,5 @@
+# {{ ansible_managed }}
+
 server {
     listen 80 default_server;
     listen [::]:80 default_server;

roles/music/templates/shutdown-sound.service

@@ -1,16 +0,0 @@
-# Managed by Ansible
-
-[Unit]
-Description=Goodbye
-Requires=mpd.service
-
-[Service]
-Type=oneshot
-ExecStart=/bin/true
-ExecStop=/opt/shutdown.sh
-RemainAfterExit=true
-User=audio
-Group=audio
-
-[Install]
-WantedBy=multi-user.target

roles/music/templates/shutdown-sound.sh

@@ -1,8 +0,0 @@
-#!/bin/bash
-
-# Managed by Ansible
-
-systemctl stop trollibox.service
-mpc clear
-
-su audio -c 'mplayer -volume 10 -ao jack:name=MPlayer /opt/sounds/shutdown.mp3'

roles/music/templates/soundboard.service

@@ -1,4 +1,4 @@
-# Managed by Ansible
+# {{ ansible_managed }}
 
 [Unit]
 Description=MQTT Soundboard

roles/music/templates/soundboard.yaml

@@ -1,3 +1,5 @@
+# {{ ansible_managed }}
+
 loglevel: INFO
 
 mqtt:

roles/music/templates/trollibox.service

@@ -1,6 +1,4 @@
-#
-# Managed by Ansible
-#
+# {{ ansible_managed }}
 
 [Unit]
 Description=Trollibox

roles/music/templates/trollibox.yaml

@@ -1,4 +1,4 @@
-# Managed by Ansible
+# {{ ansible_managed }}
 
 # The network address to listen on. Must be in the Go listen format.
 #

roles/services/handlers/main.yaml

@@ -43,12 +43,6 @@
     state: restarted
     daemon_reload: true
 
-- name: restart mqtt-graphite
-  systemd:
-    name: mqtt-graphite
-    state: restarted
-    daemon_reload: true
-
 - name: restart wifi-mqtt
   systemd:
     name: wifi-mqtt

roles/services/tasks/ircbot.yaml

@@ -15,11 +15,14 @@
 
 - name: Install service file
   template:
-    src: irc-bot.service
+    src: generic.service
     dest: /etc/systemd/system/irc-bot.service
     owner: root
     group: root
     mode: 0644
+  vars:
+    description: Bitlair IRC bot
+    exec: /bin/bash /var/lib/irc-bot/irc-bot
   notify: restart irc-bot
 
 - name: Start irc-bot
@@ -45,11 +48,15 @@
 
 - name: Install photos notification service
   template:
-    src: irc-photos.service
+    src: generic.service
     dest: /etc/systemd/system/irc-photos.service
     owner: root
     group: root
     mode: 0644
+  vars:
+    description: Bitlair IRC photos notification
+    requires: irc-bot.service
+    exec: /bin/bash /var/lib/irc-helpers/photos.sh
   notify: restart irc-photos
 
 - name: Start irc-photos
@@ -70,11 +77,15 @@
 
 - name: Install doorduino notification service
   template:
-    src: irc-doorduino.service
+    src: generic.service
     dest: /etc/systemd/system/irc-doorduino.service
     owner: root
     group: root
     mode: 0644
+  vars:
+    description: Bitlair IRC doorduino notification
+    requires: irc-bot.service
+    exec: /bin/bash /var/lib/irc-helpers/doorduino.sh
   notify: restart irc-doorduino
 
 - name: Start irc-doorduino

roles/services/tasks/main.yaml

@@ -14,9 +14,6 @@
 - tags: services_mastodon_spacestate
   import_tasks: mastodon_spacestate.yaml
 
-- tags: services_mqtt_graphite
-  import_tasks: mqtt_graphite.yaml
-
 - tags: services_wifi_mqtt
   import_tasks: wifi_mqtt.yaml
 

roles/services/tasks/mqtt_graphite.yaml

@@ -1,25 +0,0 @@
-- name: Install mqtt-graphite
-  template:
-    src: mqtt-graphite.sh
-    dest: /var/lib/mqtt-graphite.sh
-    owner: root
-    group: root
-    mode: 0755
-  notify: restart mqtt-graphite
-
-- name: Install mqtt-graphite service
-  template:
-    src: mqtt-graphite.service
-    dest: /etc/systemd/system/mqtt-graphite.service
-    owner: root
-    group: root
-    mode: 0644
-  notify: restart mqtt-graphite
-
-- name: Start mqtt-graphite
-  systemd:
-    name: mqtt-graphite
-    state: started
-    enabled: yes
-    daemon_reload: true
-

roles/services/tasks/power_mqtt.yaml

@@ -14,11 +14,14 @@
 
 - name: Install power-mqtt service
   template:
-    src: power-mqtt.service
+    src: generic.service
     dest: /etc/systemd/system/power-mqtt.service
     owner: root
     group: root
     mode: 0644
+  vars:
+    description: SMD630 to MQTT Probe
+    exec: /var/lib/power-mqtt.py
   notify: restart power-mqtt
 
 - name: Start power-mqtt

roles/services/templates/generic.service

@@ -1,12 +1,15 @@
 # Managed by Ansible
 
 [Unit]
-Description=Bitlair IRC bot
+Description={{ description }}
 After=network.target
+{% if requires|default('') %}
+Requires={{ requires }}
+{% endif %}
 
 [Service]
 Type=simple
-ExecStart=/bin/bash /var/lib/irc-bot/irc-bot
+ExecStart={{ exec }}
 Restart=always
 RestartSec=10s
 DynamicUser=true

roles/services/templates/irc-doorduino.service

@@ -1,16 +0,0 @@
-# Managed by Ansible
-
-[Unit]
-Description=Bitlair IRC doorduino notification
-After=network.target
-Requires=irc-bot.service
-
-[Service]
-Type=simple
-ExecStart=/bin/bash /var/lib/irc-helpers/doorduino.sh
-Restart=always
-RestartSec=10s
-DynamicUser=true
-
-[Install]
-WantedBy=multi-user.target

roles/services/templates/irc-photos.service

@@ -1,16 +0,0 @@
-# Managed by Ansible
-
-[Unit]
-Description=Bitlair IRC photos notification
-After=network.target
-Requires=irc-bot.service
-
-[Service]
-Type=simple
-ExecStart=/bin/bash /var/lib/irc-helpers/photos.sh
-Restart=always
-RestartSec=10s
-DynamicUser=true
-
-[Install]
-WantedBy=multi-user.target

roles/services/templates/mqtt-graphite.service

@@ -1,15 +0,0 @@
-# Managed by Ansible
-
-[Unit]
-Description=MQTT to Graphite bridge
-After=network.target
-
-[Service]
-Type=simple
-ExecStart=/bin/bash /var/lib/mqtt-graphite.sh
-Restart=on-failure
-RestartSec=10s
-DynamicUser=true
-
-[Install]
-WantedBy=multi-user.target

roles/services/templates/mqtt-graphite.sh

@@ -1,20 +0,0 @@
-#!/bin/bash
-
-GRAPHITE_HOST="100.64.0.11"
-GRAPHITE_PORT="2003"
-
-set -eu
-set -o pipefail
-
-mqtt-simple -h {{ mqtt_internal_host }} -t "#" |
-  while read line; do
-      topic=$(echo "$line" | cut -d' ' -f1 | sed 's/\//./g' | tr '[:upper:]' '[:lower:]')
-      value=$(echo "$line" | cut -s -d' ' -f2- | sed 's/closed/0/g;s/open/1/g')
-
-      # Only relay numeric values.
-      if [[ $value =~ ^-?[0-9]+\.?[0-9]*$ ]]; then
-          echo "$topic $value $(date +%s)" | nc -q0 "$GRAPHITE_HOST" "$GRAPHITE_PORT"
-          echo "$topic $value $(date +%s)"
-      fi
-  done
-

roles/services/templates/power-mqtt.py

@@ -12,9 +12,10 @@ mqtt_host = '{{ mqtt_internal_host }}'
 
 client = mqtt.Client()
 client.connect(mqtt_host, 1883, 60)
+client.loop_start()
 
 while True:
-    sleep(1)
+    sleep(10)
     try:
         data = requests.get(f'http://{sdm630_host}/api/v1/data').json()
         client.publish('bitlair/power/total_kwh', data['total_power_import_kwh'])

roles/services/templates/power-mqtt.service

@@ -1,15 +0,0 @@
-# Managed by Ansible
-
-[Unit]
-Description=SMD630 to MQTT Probe
-After=network.target
-
-[Service]
-Type=simple
-ExecStart=/var/lib/power-mqtt.py
-Restart=on-failure
-RestartSec=10s
-DynamicUser=true
-
-[Install]
-WantedBy=multi-user.target