New roles for smartcard server and client setup

There are new smartcard roles in the roles folder:

    roles/ipasmartcard_server
    roles/ipasmartcard_client

This roles allows to setup smartcard for servers and clients.

Here is the documentation for the roles:

    roles/ipasmartcard_server/README.md
    roles/ipasmartcard_client/README.md

New example playbooks have been added:

    playbooks/install-smartcard-server.yml
    playbooks/install-smartcard-replicas.yml
    playbooks/install-smartcard-servers.yml
    playbooks/install-smartcard-clients.yml

roles/ipasmartcard_client/library/ipasmartcard_client_get_vars.py

@@ -0,0 +1,83 @@
+# -*- coding: utf-8 -*-
+
+# Authors:
+#   Thomas Woerner <twoerner@redhat.com>
+#
+# Copyright (C) 2022  Red Hat
+# see file 'COPYING' for use and warranty information
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import (absolute_import, division, print_function)
+
+__metaclass__ = type
+
+ANSIBLE_METADATA = {
+    'metadata_version': '1.0',
+    'supported_by': 'community',
+    'status': ['preview'],
+}
+
+DOCUMENTATION = '''
+---
+module: ipasmartcard_client_get_vars
+short description:
+  Get variables from ipaplatform and python interpreter used for the module.
+description:
+  Get variables from ipaplatform and python interpreter used for the module.
+options:
+author:
+    - Thomas Woerner
+'''
+
+EXAMPLES = '''
+- name: Get VARS from IPA
+  ipasmartcard_client_get_vars:
+  register: ipasmartcard_client_vars
+'''
+
+RETURN = '''
+NSS_DB_DIR:
+  description: paths.NSS_DB_DIR from ipaplatform
+  returned: always
+  type: str
+USE_AUTHSELECT:
+  description: True if "AUTHSELECT" is defined in paths
+  returned: always
+  type: bool
+python_interpreter:
+  description: Python interpreter from sys.executable
+  returned: always
+  type: str
+'''
+
+import sys
+from ansible.module_utils.basic import AnsibleModule
+from ipaplatform.paths import paths
+
+
+def main():
+    ansible_module = AnsibleModule(
+        argument_spec={},
+        supports_check_mode=False,
+    )
+
+    ansible_module.exit_json(changed=False,
+                             NSS_DB_DIR=paths.NSS_DB_DIR,
+                             USE_AUTHSELECT=hasattr(paths, "AUTHSELECT"),
+                             python_interpreter=sys.executable)
+
+
+if __name__ == '__main__':
+    main()