fix: use private network IPs for k3s join and node addressing

ansible/roles/k3s-server/tasks/main.yml

@@ -20,7 +20,7 @@
   environment:
     INSTALL_K3S_VERSION: "{{ k3s_version if k3s_version != 'latest' else '' }}"
     K3S_TOKEN: "{{ k3s_token }}"
-  command: /tmp/install-k3s.sh server --cluster-init --advertise-address={{ k3s_primary_ip }}
+  command: /tmp/install-k3s.sh server --cluster-init --advertise-address={{ k3s_primary_ip }} --node-ip={{ k3s_node_ip }}
   when: 
     - not k3s_service.stat.exists
     - k3s_primary | default(false)
@@ -29,13 +29,13 @@
   environment:
     INSTALL_K3S_VERSION: "{{ k3s_version if k3s_version != 'latest' else '' }}"
     K3S_TOKEN: "{{ k3s_token }}"
-  command: /tmp/install-k3s.sh server --server https://{{ k3s_primary_ip }}:6443
+  command: /tmp/install-k3s.sh server --server https://{{ k3s_primary_ip }}:6443 --advertise-address={{ k3s_node_ip }} --node-ip={{ k3s_node_ip }}
   when: 
     - not k3s_service.stat.exists
     - not (k3s_primary | default(false))
 
 - name: Wait for k3s to be ready
-  command: kubectl get nodes
+  command: "{{ (k3s_primary | default(false)) | ternary('kubectl get nodes', 'systemctl is-active k3s') }}"
   register: k3s_ready
   until: k3s_ready.rc == 0
   retries: 30