add validation for postgresql CRD

charts/postgres-operator/crds/operatorconfigurations.yaml

@@ -318,6 +318,43 @@ spec:
                   pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
                 scalyr_server_url:
                   type: string
+            connection_pool:
+              type: object
+              properties:
+                connection_pool_schema:
+                  type: string
+                  #default: "pooler"
+                connection_pool_user:
+                  type: string
+                  #default: "pooler"
+                connection_pool_instances_number:
+                  type: integer
+                  #default: 1
+                connection_pool_image:
+                  type: string
+                  #default: "pierone.stups.zalan.do/acid/pgbouncer:0.0.1"
+                connection_pool_mode:
+                  type: string
+                  enum:
+                    - "session"
+                    - "transaction"
+                  #default: "transaction"
+                connection_pool_default_cpu_limit:
+                  type: string
+                  pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                  #default: "1"
+                connection_pool_default_cpu_request:
+                  type: string
+                  pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                  #default: "1"
+                connection_pool_default_memory_limit:
+                  type: string
+                  pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                  #default: "100m"
+                connection_pool_default_memory_request:
+                  type: string
+                  pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                  #default: "100m"
         status:
           type: object
           additionalProperties:

charts/postgres-operator/crds/postgresqls.yaml

@@ -106,6 +106,50 @@ spec:
                 uid:
                   format: uuid
                   type: string
+            connectionPool:
+              type: object
+              properties:
+                dockerImage:
+                  type: string
+                mode:
+                  type: string
+                numberOfInstances:
+                  type: integer
+                  minimum: 1
+                resources:
+                  type: object
+                  required:
+                    - requests
+                    - limits
+                  properties:
+                    limits:
+                      type: object
+                      required:
+                        - cpu
+                        - memory
+                      properties:
+                        cpu:
+                          type: string
+                          pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                        memory:
+                          type: string
+                          pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                    requests:
+                      type: object
+                      required:
+                        - cpu
+                        - memory
+                      properties:
+                        cpu:
+                          type: string
+                          pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                        memory:
+                          type: string
+                          pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                schema:
+                  type: string
+                user:
+                  type: string
             databases:
               type: object
               additionalProperties:

manifests/postgresql.crd.yaml

@@ -70,6 +70,50 @@ spec:
                 uid:
                   format: uuid
                   type: string
+            connectionPool:
+              type: object
+              properties:
+                dockerImage:
+                  type: string
+                mode:
+                  type: string
+                numberOfInstances:
+                  type: integer
+                  minimum: 1
+                resources:
+                  type: object
+                  required:
+                    - requests
+                    - limits
+                  properties:
+                    limits:
+                      type: object
+                      required:
+                        - cpu
+                        - memory
+                      properties:
+                        cpu:
+                          type: string
+                          pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                        memory:
+                          type: string
+                          pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                    requests:
+                      type: object
+                      required:
+                        - cpu
+                        - memory
+                      properties:
+                        cpu:
+                          type: string
+                          pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
+                        memory:
+                          type: string
+                          pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
+                schema:
+                  type: string
+                user:
+                  type: string
             databases:
               type: object
               additionalProperties: