diff --git a/tests/callback_plugins/dump_packages.py b/tests/callback_plugins/dump_packages.py
new file mode 100644
index 0000000..433fe54
--- /dev/null
+++ b/tests/callback_plugins/dump_packages.py
@@ -0,0 +1,64 @@
+# -*- coding: utf-8 -*-
+# Copyright (C) 2023, Red Hat, Inc.
+# SPDX-License-Identifier: MIT
+
+from __future__ import absolute_import, division, print_function
+
+__metaclass__ = type
+
+DOCUMENTATION = """
+    author: Rich Megginson
+    name: dump_packages
+    type: aggregate
+    short_description: dump arguments to package module
+    description:
+      - Dump arguments to package module to get list of packages.
+      - Used in conjunction with CI testing to get the packages used
+      - with all combinations of: distribution/version/role arguments
+      - Used to generate lists of packages for ostree image builds.
+    requirements:
+      - None
+"""
+
+from ansible.plugins.callback import CallbackBase  # noqa: E402
+
+
+class CallbackModule(CallbackBase):
+    """
+    Dump packages.
+    """
+
+    CALLBACK_VERSION = 2.0
+    CALLBACK_TYPE = "aggregate"
+    CALLBACK_NAME = "dump_packages"
+    # needed for 2.9 compatibility
+    CALLBACK_NEEDS_WHITELIST = False  # wokeignore:rule=whitelist
+    CALLBACK_NEEDS_ENABLED = False
+
+    def __init__(self, *args, **kwargs):
+        super(CallbackModule, self).__init__(*args, **kwargs)
+
+    def v2_runner_on_ok(self, result):
+        fields = result._task_fields
+        if (
+            fields["action"] in ["package", "dnf", "yum"]
+            and fields["args"].get("state") != "absent"
+        ):
+            packages = set()
+            if "invocation" in result._result:
+                results = [result._result]
+            elif "results" in result._result and isinstance(
+                result._result["results"], list
+            ):
+                results = result._result["results"]
+            for item in results:
+                pkgs = item["invocation"]["module_args"]["name"]
+                if isinstance(pkgs, list):
+                    for ii in pkgs:
+                        packages.add(ii)
+                else:
+                    packages.add(pkgs)
+            # tell python black that this line is ok
+            # fmt: off
+            self._display.display("lsrpackages: " + " ".join(sorted(list(packages))))
+            # fmt: on