murmur: multiline welcome text and channels' config as a variable

defaults/main.yml

@@ -98,6 +98,48 @@ murmur_client_certificate_required: no
 murmur_send_server_version: yes
 murmur_ice_warn_unknown_properties: yes
 murmur_ice_message_size_max: 65536
+murmur_channels:
+  - name: Root
+    description: Root channel. No entry.
+    groups:
+      admin:
+        inherit: true
+        inheritable: true
+    permissions:
+      - group: all
+        deny:
+          - Enter
+        recursive: false
+        enabled: true
+      - group: all
+        allow:
+          - RegisterSelf
+          - MakeTempChannel
+      - group: admin
+        allow:
+          - MuteDeafen
+          - Move
+          - Kick
+          - Ban
+          - Register
+  - name: Welcome
+    parent: Root
+    description: Welcome channel
+    position: 0
+    isdefault: true
+  - name: Silent
+    parent: Root
+    description: Silent channel
+    position: 1
+    permissions:
+      - group: all
+        deny:
+          - Speak
+          - MakeTempChannel
+        enabled: true
+      - group: admin
+        allow:
+          - MakeTempChannel
 
 umurmur_enabled: no
 umurmur_domain: "{{ mumble_domain }}"
@@ -105,14 +147,14 @@ umurmur_max_bandwidth: 48000
 umurmur_max_users: 100
 umurmur_server_password: ""
 umurmur_channels:
-- name: Root
+  - name: Root
     description: Root channel. No entry.
     noenter: yes
-- name: Welcome
+  - name: Welcome
     parent: Root
     description: Welcome channel
     position: 0
-- name: Silent
+  - name: Silent
     parent: Root
     description: Silent channel
     silent: yes
@@ -120,7 +162,7 @@ umurmur_channels:
 umurmur_default_channel: Welcome
 umurmur_welcome_text: "Welcome on the {{ inventory_hostname }} Mumble server!"
 umurmur_channel_links:
-- source: "{{ umurmur_default_channel }}"
+  - source: "{{ umurmur_default_channel }}"
     destinations: >-
       {{ umurmur_channels
         | selectattr('parent', 'defined')

tasks/murmur.yml

@@ -84,7 +84,7 @@
 
 - name: Copy mice config
   copy:
-    src: murmur/mice.yml
+    content: "{{ murmur_channels | to_nice_yaml(indent=2) }}"
     dest: "{{ murmur_ice_config_path }}"
     owner: root
     group: root

templates/mumble-server.ini.j2

@@ -140,7 +140,11 @@ pidfile={{ murmur_pid_file | to_json }}
 ; Welcome message sent to clients when they connect.
 ; If the welcome message is set to an empty string,
 ; no welcome message will be sent to clients.
+{% if murmur_welcome_text is string %}
 welcometext={{ murmur_welcome_text | to_json }}
+{% else %}
+welcometext = {{ murmur_welcome_text | join('<br />') | to_json  }};
+{% endif %}
 
 ; Port to bind TCP and UDP sockets to.
 port={{ murmur_port }}