pulp_container_content: Support state=read for container-push repos

This allows us to check whether a tag exists in a container-push repository.

Author: markgoddard

plugins/modules/pulp_container_content.py

@@ -20,6 +20,11 @@
       - Whether to allow missing tags when state is present.
     type: bool
     default: false
+  is_push:
+    description:
+      - Whether repository is a container-push repository.
+    type: bool
+    default: false
   src_repo:
     description:
       - Name of the repository to copy content from when state is present.
@@ -181,6 +186,8 @@ def read(self):
         self.get_content_units(self)
 
     def process(self):
+        if self.module.params["state"] == "read" and self.module.params["is_push"]:
+            self._list_id = "repositories_container_container_push_list"
         # Populate self.entity.
         self.find(failsafe=False)
         if self.module.params["state"] == "present":
@@ -198,6 +205,7 @@ def main():
     with PulpEntityAnsibleModule(
         argument_spec=dict(
             allow_missing={"type": "bool", "default": False},
+            is_push={"type": "bool", "default": False},
             repository={"required": True},
             src_repo={},
             src_is_push={"type": "bool", "default": False},

roles/pulp_container_content/tasks/main.yml

@@ -6,6 +6,7 @@
     password: "{{ pulp_password }}"
     validate_certs: "{{ pulp_validate_certs | bool }}"
     allow_missing: "{{ item.allow_missing | default(omit) }}"
+    is_push: "{{ item.is_push | default(omit) }}"
     src_repo: "{{ item.src_repo | default(omit) }}"
     src_is_push: "{{ item.src_is_push | default(omit) }}"
     repository: "{{ item.repository }}"