Add task for custom DNS servers

files/etc/systemd/resolved.conf.d/custom_dns.conf

@@ -0,0 +1,6 @@
+[Resolve]
+DNS=193.110.81.0 #dns0.eu
+DNS=185.253.5.0 #dns0.eu
+FallbackDNS=1.1.1.1 #cloudflare
+FallbackDNS=1.0.0.1 #cloudflare
+DNSOverTLS=yes

tasks/dns.yml

@@ -0,0 +1,23 @@
+- name: Create directory for systemd-resolved
+  file:
+    path: /etc/systemd/resolved.conf.d
+    state: directory
+    owner: root
+    group: root
+    mode: 0755
+
+- name: Add custom DNS server config
+  copy:
+    src: etc/systemd/resolved.conf.d/custom_dns.conf
+    dest: /etc/systemd/resolved.conf.d/custom_dns.conf
+    owner: root
+    group: root
+    mode: 0644
+  register: config_change
+
+- name: Reload DNS daemon after file change
+  systemd:
+    name: systemd-resolved.service
+    daemon_reload: yes
+    state: restarted
+  when: config_change.changed

tasks/main.yml

@@ -1,6 +1,9 @@
 - name: base config
   import_tasks: config.yml
 
+- name: custom DNS servers
+  import_tasks: dns.yml
+
 - name: install packages
   import_tasks: packages.yml
 

tasks/packages.yml

@@ -7,6 +7,7 @@
     cache_valid_time: 3600
     state: present
     name:
+      - systemd-resolved
       - cron
       - curl
       - ca-certificates