Parse calico nodes as json (kubernetes-sigs#5114)

roles/network_plugin/calico/rr/tasks/main.yml

@@ -3,27 +3,24 @@
   include_tasks: pre.yml
 
 - name: Calico-rr | Fetch current node object
-  command: "{{ bin_dir }}/calicoctl.sh get node {{ inventory_hostname }} -oyaml"
+  command: "{{ bin_dir }}/calicoctl.sh get node {{ inventory_hostname }} -ojson"
   register: calico_rr_node
+  until: calico_rr_node is succeeded
+  delay: "{{ retry_stagger | random + 3 }}"
+  retries: 10
 
-# FIXME(mattymo): Use jsonpatch when ansible/ansible#52931 is merged
 - name: Calico-rr | Set route reflector cluster ID
-  shell: >-
-    echo -e '{{ calico_rr_node.stdout }}' |
-    sed '/bgp:/a \ \ \ \ routeReflectorClusterID: {{ cluster_id }}'
-  register: calico_rr_node
-  when: '("routeReflectorClusterID: " + cluster_id|string) not in calico_rr_node.stdout_lines'
+  set_fact:
+    calico_rr_node_patched: >-
+      {{ calico_rr_node.stdout | from_json | combine({ 'spec': { 'bgp':
+      { 'routeReflectorClusterID': cluster_id }}}, recursive=True) }}
 
 - name: Calico-rr | Configure route reflector
-  shell: |-
-    echo -e '{{ calico_rr_node.stdout }}' |
-    {{ bin_dir }}/calicoctl.sh replace -f-
-  retries: 4
-  delay: "{{ retry_stagger | random + 3 }}"
+  shell: "{{ bin_dir }}/calicoctl.sh replace -f-"
+  args:
+    stdin: "{{ calico_rr_node_patched | to_json }}"
 
 - name: Calico-rr | Set label for route reflector
   command: >-
     {{ bin_dir }}/calicoctl.sh label node {{ inventory_hostname }}
     'i-am-a-route-reflector=true' --overwrite
-  retries: 4
-  delay: "{{ retry_stagger | random + 3 }}"