music: Add the base audio server

roles/music/defaults/main.yaml

@@ -2,4 +2,6 @@ music_audio_user: audio
 music_audio_group: audio
 music_librespot_user: librespot
 
+music_pulse_server: /tmp/pipewire-pulse-socket
+
 music_mqtt_mpd_volume: bitlair/music/space/volume

roles/music/tasks/base.yaml

@@ -0,0 +1,42 @@
+---
+- name: Install pipewire
+  apt:
+    name:
+      - pipewire
+      - pipewire-jack
+      - pipewire-pulse
+      - pulseaudio-utils
+      - pulsemixer
+    state: present
+
+- name: Add audio group
+  group:
+    name: audio
+    system: true
+
+- name: Set PULSE_SERVER env var for all shells
+  copy:
+    dest: /etc/profile.d/pulse-server.sh
+    content: |+
+      # Ansible managed
+      export PULSE_SERVER={{ music_pulse_server }}
+
+- name: Create pipewire-pulse config dir
+  file:
+    path: /etc/pipewire/pipewire-pulse.conf.d/
+    state: directory
+
+- name: Configure system socket
+  ansible.builtin.copy:
+    dest: /etc/pipewire/pipewire-pulse.conf.d/system-socket.conf
+    content: |+
+      # Ansible managed
+      context.exec = [
+        { path = "/bin/chgrp"  args = "{{ music_audio_group }} {{ music_pulse_server }}" }
+        { path = "/bin/chmod"  args = "g+rwx,o-rwx {{ music_pulse_server }}" }
+      ]
+      pulse.properties = {
+        server.address = [
+          "unix:{{ music_pulse_server }}"
+        ]
+      }

roles/music/tasks/main.yaml

@@ -1,4 +1,9 @@
 ---
+- name: Import base
+  ansible.builtin.import_tasks:
+    file: base.yaml
+  tags:
+    - music_base
 
 - name: Import mpd
   ansible.builtin.import_tasks:

roles/music/templates/librespot.service

@@ -9,8 +9,7 @@ Type=simple
 Restart=always
 RestartSec=2s
 ExecStart=/opt/librespot/target/release/librespot --name Trollibox --backend pulseaudio --volume-ctrl linear
-Environment="PULSE_SERVER=/tmp/pipewire-pulse-socket"
-Environment="XDG_RUNTIME_DIR=/run/user/0"
+Environment="PULSE_SERVER={{ music_pulse_server }}"
 User={{ music_librespot_user }}
 
 [Install]

roles/music/templates/mpd.conf

@@ -36,5 +36,5 @@ decoder {
 audio_output {
        type     "pulse"
        name     "Pulse"
-       server   "/tmp/pipewire-pulse-socket"
+       server   "{{ music_pulse_server }}"
 }