Vultr: Introducing vr_sshkey_facts module (#42615)

This commit introduces a new module called vr_sshkey_facts.

This module aims to return the list of SSH keys avaiable in Vultr.

Sample available here:

```
"vultr_sshkey_facts": [
   {
    "date_created": "2018-07-10 14:49:13",
    "id": "5b43c760d7d84",
    "name": "me@home",
    "ssh_key": "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC+ZFQv3MyjtL1BMpSA0o0gIkzLVVC711rthT29hBNeORdNowQ7FSvVWUdAbTq00U7Xzak1ANIYLJyn+0r7olsdG4XEiUR0dqgC99kbT/QhY5mLe5lpl7JUjW9ctn00hNmt+TswpatCKWPNwdeAJT2ERynZaqPobENgewrwerqewqIVew7qFeZygxsPVn36EUr2Cdq7Nb7U0XFXh3x1p0v0+MbL4tiJwPlMAGvFTKIMt+EaA+AsRIxiOo9CMk5ZuOl9pT8h5vNuEOcvS0qx4v44EAD2VOsCVCcrPNMcpuSzZP8dRTGU9wRREAWXngD0Zq9YJMH38VTxHiskoBw1NnPz me@home"
  }
]
```

1 files changed, 121 insertions, 0 deletions

diff --git a/lib/ansible/modules/cloud/vultr/vr_ssh_key_facts.py b/lib/ansible/modules/cloud/vultr/vr_ssh_key_facts.py
new file mode 100644
index 0000000000..b733dcaf6e
--- /dev/null
+++ b/lib/ansible/modules/cloud/vultr/vr_ssh_key_facts.py
@@ -0,0 +1,121 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# (c) 2018, Yanis Guenane <yanis+ansible@guenane.org>
+# 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 = r'''
+---
+module: vr_ssh_key_facts
+short_description: Gather facts about the Vultr SSH keys available.
+description:
+  - Gather facts about SSH keys available.
+version_added: "2.7"
+author: "Yanis Guenane (@Spredzy)"
+extends_documentation_fragment: vultr
+'''
+
+EXAMPLES = r'''
+- name: Gather Vultr SSH keys facts
+  local_action:
+    module: vr_ssh_key_facts
+
+- name: Print the gathered facts
+  debug:
+    var: ansible_facts.vultr_ssh_key_facts
+'''
+
+RETURN = r'''
+---
+vultr_api:
+  description: Response from Vultr API with a few additions/modification
+  returned: success
+  type: complex
+  contains:
+    api_account:
+      description: Account used in the ini file to select the key
+      returned: success
+      type: string
+      sample: default
+    api_timeout:
+      description: Timeout used for the API requests
+      returned: success
+      type: int
+      sample: 60
+    api_retries:
+      description: Amount of max retries for the API requests
+      returned: success
+      type: int
+      sample: 5
+    api_endpoint:
+      description: Endpoint used for the API requests
+      returned: success
+      type: string
+      sample: "https://api.vultr.com"
+ansible_facts:
+  description: Response from Vultr API
+  returned: success
+  type: complex
+  contains:
+    "vultr_ssh_key_facts": [
+      {
+        "date_created": "2018-02-24 15:04:01",
+        "id": "5abf426403479",
+        "name": "me@home",
+        "ssh_key": "ssh-rsa AAAAB3Nz...NnPz me@home"
+      }
+    ]
+'''
+
+from ansible.module_utils.basic import AnsibleModule
+from ansible.module_utils.vultr import (
+    Vultr,
+    vultr_argument_spec,
+)
+
+
+class AnsibleVultrSSHKeyFacts(Vultr):
+
+    def __init__(self, module):
+        super(AnsibleVultrSSHKeyFacts, self).__init__(module, "vultr_ssh_key_facts")
+
+        self.returns = {
+            'SSHKEYID': dict(key='id'),
+            'name': dict(),
+            'ssh_key': dict(),
+            'date_created': dict(),
+        }
+
+    def get_sshkeys(self):
+        return self.api_query(path="/v1/sshkey/list")
+
+
+def parse_keys_list(keys_list):
+    return [key for id, key in keys_list.items()]
+
+
+def main():
+    argument_spec = vultr_argument_spec()
+
+    module = AnsibleModule(
+        argument_spec=argument_spec,
+        supports_check_mode=True,
+    )
+
+    sshkey_facts = AnsibleVultrSSHKeyFacts(module)
+    result = sshkey_facts.get_result(parse_keys_list(sshkey_facts.get_sshkeys()))
+    ansible_facts = {
+        'vultr_ssh_key_facts': result['vultr_ssh_key_facts']
+    }
+    module.exit_json(ansible_facts=ansible_facts, **result)
+
+
+if __name__ == '__main__':
+    main()