add hosts file

hosts.yml

@@ -0,0 +1,9 @@
+---
+- name: build hosts file
+  lineinfile:
+    dest: /etc/hosts
+    insertafter: EOF
+    line: '{{ item }}'
+    state: present
+  with_items:
+      - '{{ ansible_default_ipv4.address }} {{ ansible_hostname }} {{ ansible_fqdn }}'

main.yml

@@ -4,7 +4,7 @@
   tasks:
   - include_tasks: assert-vars.yml
 #  - include_tasks: disable_ipv6.yml
-#  - include_tasks: hosts.yml
+  - include_tasks: hosts.yml
 #  - include_tasks: inst_packages.yml
 #  - include_tasks: misc.yml