Add db_management_pod_node_selector for specifying nodeSelect for backup/restore mgmt pod (#1434)

Co-authored-by: Hao Liu <44379968+TheRealHaoLiu@users.noreply.github.com>
Co-authored-by: Jesse Wattenbarger <jesse.j.wattenbarger@gmail.com>

roles/backup/defaults/main.yml

@@ -17,6 +17,14 @@ no_log: true
 # Variable to set when you want backups to be cleaned up when the CRD object is deleted
 clean_backup_on_delete: false
 
+
+# Add a nodeSelector for the Postgres pods to backup.
+# Specify as literal block. E.g.:
+# db_management_pod_node_selector: |
+#   kubernetes.io/arch: amd64
+#   kubernetes.io/os: linux
+db_management_pod_node_selector: ''
+
 # Variable to signal that this role is being run as a finalizer
 finalizer_run: false
 

roles/backup/templates/management-pod.yml.j2

@@ -20,6 +20,10 @@ spec:
     resources:
       {{ backup_resource_requirements | to_nice_yaml(indent=2) | indent(width=6, first=False) }}
 {%- endif %}
+{% if db_management_pod_node_selector %}
+  nodeSelector:
+        {{ db_management_pod_node_selector | indent(width=8) }}
+{% endif %}
   volumes:
     - name: {{ ansible_operator_meta.name }}-backup
       persistentVolumeClaim:

roles/restore/defaults/main.yml

@@ -17,6 +17,14 @@ cluster_name: 'cluster.local'
 # Set no_log settings on certain tasks
 no_log: true
 
+# Add a nodeSelector for the Postgres pods to backup.
+# Specify as literal block. E.g.:
+# db_management_pod_node_selector: |
+#   kubernetes.io/arch: amd64
+#   kubernetes.io/os: linux
+db_management_pod_node_selector: ''
+
+
 # Default resource requirements
 restore_resource_requirements:
   limits:

roles/restore/templates/management-pod.yml.j2

@@ -20,6 +20,10 @@ spec:
     resources:
       {{ restore_resource_requirements | to_nice_yaml(indent=2) | indent(width=6, first=False) }}
 {%- endif %}
+{% if db_management_pod_node_selector %}
+      nodeSelector:
+        {{ db_management_pod_node_selector | indent(width=8) }}
+{% endif %}
   volumes:
     - name: {{ ansible_operator_meta.name }}-backup
       persistentVolumeClaim: