Drop overwrite_etc_hosts setting

When using hostnamectl and nss-myhostname this isn't needed.

docs/satellite-clone.md

@@ -101,7 +101,6 @@ Cloning a Satellite with external databases can be done using `installer_additio
 3. Set up remote databases according to [Satellite documentation](https://access.redhat.com/documentation/en-us/red_hat_satellite/) in the same way that they were set up on your original Satellite. Do not run any installer steps on the target RHEL8 machine that will become the clone.
 4. The remote databases for the clone will also need to be reached on the same hostname as ones used for the original Satellite. You can use `/etc/hosts` on the target server to associate the original remote database hostnames with the new clone database IP addresses. Make sure they are reachable from the target server.
 5. Install satellite-clone on target server according to [instructions](#instructions), but don't run the playbook yet.
-6. Change “overwrite_etc_hosts: true” to false in the `satellite-clone-vars.yml` config file.
-7. You will need to make sure the backup hostname can resolve to 127.0.0.1 on the target server. You can update /etc/hosts with this hostname before cloning.
-8. Proceed to run the clone playbook as specified in the [instructions](#instructions).
+6. You will need to make sure the backup hostname can resolve to 127.0.0.1 on the target server. You can update /etc/hosts with this hostname before cloning.
+7. Proceed to run the clone playbook as specified in the [instructions](#instructions).
 

roles/satellite-clone/defaults/main.yml

@@ -15,7 +15,6 @@ org: changeme
 enable_repos: True
 restorecon: False
 skip_satellite_rpm_check: False
-overwrite_etc_hosts: True
 check_networking_interfaces: True
 selinux_packages:
   - foreman-selinux

roles/satellite-clone/tasks/main.yml

@@ -115,12 +115,6 @@
   hostname:
     name: "{{ hostname }}"
 
-- name: create /etc/hosts
-  template:
-    src: hosts.j2
-    dest: /etc/hosts
-  when: overwrite_etc_hosts
-
 # Install Satellite packages
 
 - name: Enable {{ satellite_module }}:el8 module

satellite-clone-vars.sample.yml

@@ -57,11 +57,6 @@
 # Disable checking that satellite is already installed. (defaults to false)
 #skip_satellite_rpm_check: false
 
-# Overwrite /etc/hosts file (defaults to true). The playbook will overwrite /etc/hosts file with the hostname from the backup files provided. If you
-# have a custom /etc/hosts file and do not want it overwritten, you can disable this step and setup the file yourself. If you
-# do disable this option, make sure the source server's (original Satellite's) hostname can resolve to 127.0.0.1.
-#overwrite_etc_hosts: true
-
 # Disable checking interfaces setup for DHCP and DNS match the interfaces on the target server. (defaults to true)
 #check_networking_interfaces: true