github_app_access_token: add support for private key fact (#8989)

* github_app_access_token: add support for private key fact

Adds support for specifying the GitHub App private key via an ansible
fact instead of a path to a file.

This is useful when you want to generate registration tokens for a
remote host but don't want to put secrets on the host.

* Add license file

* Fix pep8 formatting

* Add changelog fragment

* Run sanity tests on changelog

* Apply suggestions from code review

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
Co-authored-by: Felix Fontein <felix@fontein.de>

* Add input validation check

* Add import

* Apply suggestions from code review

Co-authored-by: Felix Fontein <felix@fontein.de>

* Add error for mutually exclusive options

* Update plugins/lookup/github_app_access_token.py

Co-authored-by: Felix Fontein <felix@fontein.de>

---------

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
Co-authored-by: Felix Fontein <felix@fontein.de>

tests/integration/targets/github_app_access_token/files/app-private-key.pem

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+lU3/0IJ/jYS7D6C4aADifo4aGF0mFHFBk7sfpZcCgYBaIyTOnf15XgVcIjy9/LVY
+amXFkS+6S4XY/Og87dZ5VTGQZoN3vPPZDRNN1qKQE46q6Xlv74D1eZ10Lwq/s7VG
+m9rNfEiGZs7Lp/8ZADtT7rYKXNS35AKeXkkU0AwLv9qwTVyYJRJCVGvqoC99UpEV
+OSqyprBTOr9LCBFR3eKJQwKBgHXRqoqUZy3IWmN3qdj6aF1U+Fbnc/5IuHCZVhZ0
+0lX5xQgcrvOt7NttJWRwvvKTMwFhA18XS1jV/aioUNp1yqcSe0dmoeRAZGP+M4u5
+jPBFZGQim/LCF09UqRfi2nEAfpAHFAP0rYdvWh9sFbxzkFXiTx4pq8Eq0bWnW+64
+Lzk5AoGAVeV9KgqJZLbl2Vbii3bJOuvtNeHOkIYPIoU6kgox9qp1derccWuMtwLT
+PjhnWuCAX5dN1d7Rve4EovkjvuomDuZy6NCQlmLA6ff2pxtcJAkGy8Blc5VQeWs9
+i9DUFz2Sx6olEO7MDykj4B6O2YNlAwb8xq1oivE24laZPufprwI=
+-----END RSA PRIVATE KEY-----

tests/integration/targets/github_app_access_token/files/app-private-key.pem.license

@@ -0,0 +1,3 @@
+Copyright (c) Ansible Project
+GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+SPDX-License-Identifier: GPL-3.0-or-later

tests/integration/targets/github_app_access_token/tasks/main.yml

@@ -0,0 +1,30 @@
+####################################################################
+# WARNING: These are designed specifically for Ansible tests       #
+# and should not be used as examples of how to write Ansible roles #
+####################################################################
+
+# Test code for the github_app_access_token plugin.
+#
+# Copyright (c) 2017-2018, Abhijeet Kasurde <akasurde@redhat.com>
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+- name: Install JWT
+  ansible.builtin.pip:
+    name:
+    - jwt
+
+- name: Read file
+  ansible.builtin.set_fact:
+    github_app_private_key: "{{ lookup('ansible.builtin.file', 'app-private-key.pem') }}"
+
+- name: Generate Github App Token
+  register: github_app_access_token
+  ignore_errors: true
+  ansible.builtin.set_fact:
+    github_app_token: "{{ lookup('community.general.github_app_access_token', app_id=github_app_id, installation_id=github_app_installation_id, private_key=github_app_private_key) }}"
+
+- assert:
+    that:
+    - github_app_access_token is failed
+    - '"Github return error" in github_app_access_token.msg'

tests/integration/targets/github_app_access_token/vars/main.yml

@@ -0,0 +1,6 @@
+# Copyright (c) Ansible Project
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+github_app_id: 123456
+github_app_installation_id: 123456