Added role hostname

README.md

@@ -12,3 +12,4 @@ Following roles have been defined to make creating a server configuration easy:
   - **certificate** issues a given certificate
 - **bootstrap** defines a way to connect to a server which has not been configured yet
 - **common** defines the installation of common packages and common configurations like firewall
+- **hostname** configures the hostname for a given host

roles/hostname/defaults/main.yml

@@ -0,0 +1,3 @@
+---
+
+hostname: "{{ fqdn | regex_replace('^([^\\.]*)\\..*$', '\\1') }}"

roles/hostname/handlers/main.yml

@@ -0,0 +1,6 @@
+---
+
+- name: restart systemd-hostnamed
+  systemd:
+    name: systemd-hostnamed
+    state: restarted

roles/hostname/tasks/main.yml

@@ -0,0 +1,23 @@
+---
+
+- name: Set local hostname
+  copy:
+    content: "{{ hostname }}"
+    dest: /etc/hostname
+  notify: restart systemd-hostnamed
+
+- name: Set hostname and fqdn as alias for ipv4
+  lineinfile:
+    path: /etc/hosts
+    regexp: '^127\.0\.0\.1\s'
+    line: "127.0.0.1 {{ fqdn }} {{ hostname }} localhost *.localhost"
+  notify: restart systemd-hostnamed
+
+- name: Set hostname and fqdn as alias for ipv6
+  lineinfile:
+    path: /etc/hosts
+    regexp: '^::1\s'
+    line: "::1 {{ fqdn }} {{ hostname }} localhost *.localhost ip6-localhost ip6-loopback"
+  notify: restart systemd-hostnamed
+
+- meta: flush_handlers