Merge pull request #211 from hoo29/custom-node-names

Add rke2_node_name

Author: MonolithProjects

README.md

@@ -320,6 +320,9 @@ rke2_debug: false
 # (Optional) Customize default kube-proxy arguments
 # rke2_kube_proxy_arg:
 #   - "proxy-mode=ipvs"
+
+# The value for the node-name configuration item
+rke2_node_name: "{{ inventory_hostname }}"
 ```
 
 ## Inventory file example

defaults/main.yml

@@ -281,3 +281,6 @@ rke2_debug: false
 # (Optional) Customize default kube-proxy arguments
 # rke2_kube_proxy_arg:
 #   - "proxy-mode=ipvs"
+
+# The value for the node-name configuration item
+rke2_node_name: "{{ inventory_hostname }}"

tasks/change_config.yml

@@ -1,4 +1,4 @@
-- name: Restart RKE2 service on {{ inventory_hostname }}
+- name: Restart RKE2 service on {{ rke2_node_name }}
   ansible.builtin.service:
     name: "{{ rke2_service_name }}"
     state: restarted

tasks/first_server.yml

@@ -104,7 +104,7 @@
 
 - name: Wait for the first server be ready - no CNI
   ansible.builtin.shell: |
-    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get node "{{ inventory_hostname }}" -o jsonpath='{range .status.conditions[*]}{.message}{"\n"}{end}'
+    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get node "{{ rke2_node_name }}" -o jsonpath='{range .status.conditions[*]}{.message}{"\n"}{end}'
   args:
     executable: /bin/bash
   changed_when: false
@@ -121,7 +121,7 @@
 - name: Wait for the first server be ready - with CNI
   ansible.builtin.shell: |
     set -o pipefail
-    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get nodes | grep "{{ inventory_hostname }}"
+    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get nodes | grep "{{ rke2_node_name }}"
   args:
     executable: /bin/bash
   changed_when: false

tasks/rolling_restart.yml

@@ -1,12 +1,12 @@
 ---
 
-- name: Cordon and Drain the node {{ inventory_hostname }}
+- name: Cordon and Drain the node {{ rke2_node_name }}
   ansible.builtin.shell: |
     set -o pipefail
     {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml \
-    cordon "{{ inventory_hostname }}" && \
+    cordon "{{ rke2_node_name }}" && \
     {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml \
-    drain "{{ inventory_hostname }}" --ignore-daemonsets --delete-emptydir-data
+    drain "{{ rke2_node_name }}" --ignore-daemonsets --delete-emptydir-data
   args:
     executable: /bin/bash
   register: drain
@@ -19,7 +19,7 @@
   run_once: true
   when: rke2_drain_node_during_upgrade
 
-- name: Restart RKE2 service on {{ inventory_hostname }}
+- name: Restart RKE2 service on {{ rke2_node_name }}
   ansible.builtin.service:
     name: "{{ rke2_service_name }}"
     state: restarted
@@ -40,11 +40,11 @@
   delegate_to: "{{ active_server | default(groups[rke2_servers_group_name].0) }}"
   run_once: true
 
-- name: Uncordon the node {{ inventory_hostname }}
+- name: Uncordon the node {{ rke2_node_name }}
   ansible.builtin.shell: |
     set -o pipefail
     {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml \
-    uncordon "{{ inventory_hostname }}"
+    uncordon "{{ rke2_node_name }}"
   args:
     executable: /bin/bash
   changed_when: false

tasks/standalone.yml

@@ -38,7 +38,7 @@
 
 - name: Wait for the first server be ready - no CNI
   ansible.builtin.shell: |
-    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get node "{{ inventory_hostname }}" -o jsonpath='{range .status.conditions[*]}{.message}{"\n"}{end}'
+    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get node "{{ rke2_node_name }}" -o jsonpath='{range .status.conditions[*]}{.message}{"\n"}{end}'
   args:
     executable: /bin/bash
   changed_when: false
@@ -55,7 +55,7 @@
 - name: Wait for the first server be ready - with CNI
   ansible.builtin.shell: |
     set -o pipefail
-    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get nodes | grep "{{ inventory_hostname }}"
+    {{ rke2_data_path }}/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get nodes | grep "{{ rke2_node_name }}"
   args:
     executable: /bin/bash
   changed_when: false

templates/config.yaml.j2

@@ -39,7 +39,7 @@ node-label:
 {% endfor %}
 {% endif %}
 snapshotter: {{ rke2_snapshooter }}
-node-name: {{ inventory_hostname }}
+node-name: {{ rke2_node_name }}
 {% if ( disable_kube_proxy | bool ) %}
 disable-kube-proxy: true
 {% endif %}