Set hostname in playbook

Some services, such as munin, read the hostname from the system, and
don't allow "virtual host" configuration like prosody. For such
services, we want to make sure the hostname is set correctly.

1 files changed, 14 insertions, 0 deletions

diff --git a/playbook.yaml b/playbook.yaml
index 06f75e0..2c8ea28 100644
--- a/playbook.yaml
+++ b/playbook.yaml
@@ -61,6 +61,20 @@
       mode: "0644"
      become: true
 
+   - name: Ensure hostname is set
+     ansible.builtin.hostname:
+      name: "{{ hostname }}"
+     become: true
+
+   - name: Ensure hostname is configured in /etc/hosts
+     ansible.builtin.template:
+      src: "{{ playbook_dir }}/files/hosts.j2"
+      dest: /etc/hosts
+      owner: root
+      group: root
+      mode: "0644"
+     become: true
+
    - name: Retrieve DANE hash
      ansible.builtin.shell:
       cmd: >