Add doc_fragment and module util for NetApp platforms (#19607)

* Add doc_fragment and module util for NetApp platforms

* Make requested changes

* Fix links and change formatting.

* Fix description sections.

lib/ansible/module_utils/netapp.py

@@ -0,0 +1,90 @@
+#
+# (c) 2016, Sumit Kumar <sumit4@netapp.com>
+#
+# This file is part of Ansible
+#
+# Ansible 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.
+#
+# Ansible 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 Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+HAS_NETAPP_LIB = False
+try:
+    from netapp_lib.api.zapi import zapi
+    from netapp_lib.api.zapi import errors as zapi_errors
+    HAS_NETAPP_LIB = True
+except:
+    HAS_NETAPP_LIB = False
+
+
+HAS_SF_SDK = False
+try:
+    from solidfire.factory import ElementFactory
+    from solidfire.custom.models import TimeIntervalFrequency
+    from solidfire.models import Schedule, ScheduleInfo
+
+    HAS_SF_SDK = True
+except:
+    HAS_SF_SDK = False
+
+
+def has_netapp_lib():
+    return HAS_NETAPP_LIB
+
+
+def has_sf_sdk():
+    return HAS_SF_SDK
+
+
+def ontap_sf_host_argument_spec():
+
+    return dict(
+        hostname=dict(required=True, type='str'),
+        username=dict(required=True, type='str', aliases=['user']),
+        password=dict(required=True, type='str', aliases=['pass'], no_log=True),
+    )
+
+
+def create_sf_connection(module, port=None):
+    hostname = module.params['hostname']
+    username = module.params['username']
+    password = module.params['password']
+
+    if HAS_SF_SDK and hostname and username and password:
+        try:
+            return_val = ElementFactory.create(hostname, username, password, port=port)
+            return return_val
+        except:
+            raise Exception("Unable to create SF connection")
+    else:
+        module.fail_json(msg="the python SolidFire SDK module is required")
+
+
+def setup_ontap_zapi(module, vserver=None):
+    hostname = module.params['hostname']
+    username = module.params['username']
+    password = module.params['password']
+
+    if HAS_NETAPP_LIB:
+        # set up zapi
+        server = zapi.NaServer(hostname)
+        server.set_username(username)
+        server.set_password(password)
+        if vserver:
+            server.set_vserver(vserver)
+        # Todo : Replace hard-coded values with configurable parameters.
+        server.set_api_version(major=1, minor=21)
+        server.set_port(80)
+        server.set_server_type('FILER')
+        server.set_transport_type('HTTP')
+        return server
+    else:
+        module.fail_json(msg="the python NetApp-Lib module is required")