Modifying cnos-facts, cnos_command and cnos-config in line with the design followed in Ansible. Adding unit test cases for these modules. Added plugins to support them. (#39955)

* Modifying cnos-facts, cnos_command and cnos-config in line with the design followed in Ansible. Adding unit test cases for these modules. Added plugins to support them.

* Removing doc fragment conflicts with other modules

* Replacing show with display

lib/ansible/plugins/cliconf/cnos.py

@@ -0,0 +1,78 @@
+# (C) 2017 Red Hat Inc.
+# Copyright (C) 2017 Lenovo.
+#
+# GNU General Public License v3.0+
+#
+# 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.
+#
+# (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+#
+# Contains CLIConf Plugin methods for ENOS Modules
+# Lenovo Networking
+#
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+import re
+import json
+
+from itertools import chain
+
+from ansible.module_utils._text import to_bytes, to_text
+from ansible.module_utils.network.common.utils import to_list
+from ansible.plugins.cliconf import CliconfBase, enable_mode
+
+
+class Cliconf(CliconfBase):
+
+    def get_device_info(self):
+        device_info = {}
+
+        device_info['network_os'] = 'cnos'
+        reply = self.get(b'display version')
+        data = to_text(reply, errors='surrogate_or_strict').strip()
+
+        match = re.search(r'^System version: (.*?) ', data, re.M | re.I)
+        if match:
+            device_info['network_os_version'] = match.group(1)
+
+        match = re.search(r'^Lenovo RackSwitch (\S+)', data, re.M | re.I)
+        if match:
+            device_info['network_os_model'] = match.group(1)
+
+        match = re.search(r'^Device name: (.*?) ', data, re.M | re.I)
+        if match:
+            device_info['network_os_hostname'] = match.group(1)
+        else:
+            device_info['network_os_hostname'] = "NA"
+
+        return device_info
+
+    @enable_mode
+    def get_config(self, source='running', format='text'):
+        if source not in ('running', 'startup'):
+            msg = "fetching configuration from %s is not supported"
+            return self.invalid_params(msg % source)
+        if source == 'running':
+            cmd = b'display running-config'
+        else:
+            cmd = b'display startup-config'
+        return self.send_command(cmd)
+
+    @enable_mode
+    def edit_config(self, command):
+        for cmd in chain([b'configure device'], to_list(command), [b'end']):
+            self.send_command(cmd)
+
+    def get(self, command, prompt=None, answer=None, sendonly=False):
+        return self.send_command(command, prompt=prompt, answer=answer, sendonly=sendonly)
+
+    def get_capabilities(self):
+        result = {}
+        result['rpc'] = self.get_base_rpc()
+        result['network_api'] = 'cliconf'
+        result['device_info'] = self.get_device_info()
+        return json.dumps(result)