EthernetNetworkFactsModule for HPE OneView (#28723)

* Adds EthernetNetworkFactsModule for retrieve HPE OneView

- Allows retrieving Ethernet Network resources from HPE OneView
- Adds unit tests

* Removed required: no

lib/ansible/modules/remote_management/oneview/oneview_ethernet_network_facts.py

@@ -0,0 +1,150 @@
+#!/usr/bin/python
+# Copyright (c) 2016-2017 Hewlett Packard Enterprise Development LP
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+ANSIBLE_METADATA = {'metadata_version': '1.1',
+                    'status': ['preview'],
+                    'supported_by': 'community'}
+
+DOCUMENTATION = '''
+---
+module: oneview_ethernet_network_facts
+short_description: Retrieve the facts about one or more of the OneView Ethernet Networks
+description:
+    - Retrieve the facts about one or more of the Ethernet Networks from OneView.
+version_added: "2.4"
+requirements:
+    - hpOneView >= 2.0.1
+author:
+    - Felipe Bulsoni (@fgbulsoni)
+    - Thiago Miotto (@tmiotto)
+    - Adriane Cardozo (@adriane-cardozo)
+options:
+    name:
+      description:
+        - Ethernet Network name.
+    options:
+      description:
+        - "List with options to gather additional facts about an Ethernet Network and related resources.
+          Options allowed: C(associatedProfiles) and C(associatedUplinkGroups)."
+extends_documentation_fragment:
+    - oneview
+    - oneview.factsparams
+'''
+
+EXAMPLES = '''
+- name: Gather facts about all Ethernet Networks
+  oneview_ethernet_network_facts:
+    config: /etc/oneview/oneview_config.json
+  delegate_to: localhost
+
+- debug: var=ethernet_networks
+
+- name: Gather paginated and filtered facts about Ethernet Networks
+  oneview_ethernet_network_facts:
+    config: /etc/oneview/oneview_config.json
+    params:
+      start: 1
+      count: 3
+      sort: 'name:descending'
+      filter: 'purpose=General'
+  delegate_to: localhost
+
+- debug: var=ethernet_networks
+
+- name: Gather facts about an Ethernet Network by name
+  oneview_ethernet_network_facts:
+    config: /etc/oneview/oneview_config.json
+    name: Ethernet network name
+  delegate_to: localhost
+
+- debug: var=ethernet_networks
+
+- name: Gather facts about an Ethernet Network by name with options
+  oneview_ethernet_network_facts:
+    config: /etc/oneview/oneview_config.json
+    name: eth1
+    options:
+      - associatedProfiles
+      - associatedUplinkGroups
+  delegate_to: localhost
+
+- debug: var=enet_associated_profiles
+- debug: var=enet_associated_uplink_groups
+'''
+
+RETURN = '''
+ethernet_networks:
+    description: Has all the OneView facts about the Ethernet Networks.
+    returned: Always, but can be null.
+    type: dict
+
+enet_associated_profiles:
+    description: Has all the OneView facts about the profiles which are using the Ethernet network.
+    returned: When requested, but can be null.
+    type: dict
+
+enet_associated_uplink_groups:
+    description: Has all the OneView facts about the uplink sets which are using the Ethernet network.
+    returned: When requested, but can be null.
+    type: dict
+'''
+
+from ansible.module_utils.oneview import OneViewModuleBase
+
+
+class EthernetNetworkFactsModule(OneViewModuleBase):
+    argument_spec = dict(
+        name=dict(type='str'),
+        options=dict(type='list'),
+        params=dict(type='dict')
+    )
+
+    def __init__(self):
+        super(EthernetNetworkFactsModule, self).__init__(additional_arg_spec=self.argument_spec)
+
+        self.resource_client = self.oneview_client.ethernet_networks
+
+    def execute_module(self):
+        ansible_facts = {}
+        if self.module.params['name']:
+            ethernet_networks = self.resource_client.get_by('name', self.module.params['name'])
+
+            if self.module.params.get('options') and ethernet_networks:
+                ansible_facts = self.__gather_optional_facts(ethernet_networks[0])
+        else:
+            ethernet_networks = self.resource_client.get_all(**self.facts_params)
+
+        ansible_facts['ethernet_networks'] = ethernet_networks
+
+        return dict(changed=False, ansible_facts=ansible_facts)
+
+    def __gather_optional_facts(self, ethernet_network):
+
+        ansible_facts = {}
+
+        if self.options.get('associatedProfiles'):
+            ansible_facts['enet_associated_profiles'] = self.__get_associated_profiles(ethernet_network)
+        if self.options.get('associatedUplinkGroups'):
+            ansible_facts['enet_associated_uplink_groups'] = self.__get_associated_uplink_groups(ethernet_network)
+
+        return ansible_facts
+
+    def __get_associated_profiles(self, ethernet_network):
+        associated_profiles = self.resource_client.get_associated_profiles(ethernet_network['uri'])
+        return [self.oneview_client.server_profiles.get(x) for x in associated_profiles]
+
+    def __get_associated_uplink_groups(self, ethernet_network):
+        uplink_groups = self.resource_client.get_associated_uplink_groups(ethernet_network['uri'])
+        return [self.oneview_client.uplink_sets.get(x) for x in uplink_groups]
+
+
+def main():
+    EthernetNetworkFactsModule().run()
+
+
+if __name__ == '__main__':
+    main()