Allow connecting to bastion via non-standard SSH port (#7396)

* Allow connecting to bastion via non-standard port

* Fix bastion connection when ansible_port is not provided

roles/bastion-ssh-config/tasks/main.yml

 ---
-- name: set bastion host IP
+- name: set bastion host IP and port
   set_fact:
     bastion_ip: "{{ hostvars[groups['bastion'][0]]['ansible_host'] | d(hostvars[groups['bastion'][0]]['ansible_ssh_host']) }}"
+    bastion_port: "{{ hostvars[groups['bastion'][0]]['ansible_port'] | d(hostvars[groups['bastion'][0]]['ansible_ssh_port']) | d(22) }}"
   delegate_to: localhost
   connection: local
 

roles/bastion-ssh-config/templates/ssh-bastion.conf

@@ -15,4 +15,4 @@ Host {{ bastion_ip }}
   ControlPersist 5m
 
 Host {{ vars['hosts'] }}
-  ProxyCommand ssh -F /dev/null -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -W %h:%p {{ real_user }}@{{ bastion_ip }} {% if ansible_ssh_private_key_file is defined %}-i {{ ansible_ssh_private_key_file }}{% endif %}
+  ProxyCommand ssh -F /dev/null -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -W %h:%p -p {{ bastion_port }} {{ real_user }}@{{ bastion_ip }} {% if ansible_ssh_private_key_file is defined %}-i {{ ansible_ssh_private_key_file }}{% endif %}

roles/kubespray-defaults/defaults/main.yaml

 ---
 # Use proxycommand if bastion host is in group all
 # This change obseletes editing ansible.cfg file depending on bastion existence
-ansible_ssh_common_args: "{% if 'bastion' in groups['all'] %} -o ProxyCommand='ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -W %h:%p {{ hostvars['bastion']['ansible_user'] }}@{{ hostvars['bastion']['ansible_host'] }} {% if ansible_ssh_private_key_file is defined %}-i {{ ansible_ssh_private_key_file }}{% endif %} ' {% endif %}"
+ansible_ssh_common_args: "{% if 'bastion' in groups['all'] %} -o ProxyCommand='ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -W %h:%p -p {{ hostvars['bastion']['ansible_port'] | default(22) }} {{ hostvars['bastion']['ansible_user'] }}@{{ hostvars['bastion']['ansible_host'] }} {% if ansible_ssh_private_key_file is defined %}-i {{ ansible_ssh_private_key_file }}{% endif %} ' {% endif %}"
 
 # selinux state
 preinstall_selinux_state: permissive