Add docs for QoS specs

QoS v1 was recently included in openstackclient. We should include
command object docs.

Change-Id: I891231be095324bf55eb7ee4bb86debdf7a26f05

doc/source/command-objects/volume_qos.rst

@@ -0,0 +1,154 @@
+==========
+volume qos
+==========
+
+volume v1, v2
+
+volume qos associate
+--------------------
+
+Associate a QoS specification to a volume type
+
+.. program:: volume qos associate
+.. code:: bash
+
+    os volume qos associate
+        <qos-specs>
+        <volume-type>
+
+.. describe:: <qos-specs>
+
+    QoS specification to modify (name or ID)
+
+.. describe:: <volume-type>
+
+    Volume type to associate the QoS (name or ID)
+
+volume qos create
+-----------------
+
+Create new QoS Specification
+
+.. program:: volume qos create
+.. code:: bash
+
+    os volume qos create
+        [--consumer <consumer>]
+        [--property <key=value> [...] ]
+        <name>
+
+.. option:: --consumer <consumer>
+
+    Consumer of the QoS. Valid consumers: 'front-end', 'back-end', 'both' (defaults to 'both')
+
+.. option:: --property <key=value>
+
+    Set a property on this QoS specification (repeat option to set multiple properties)
+
+.. describe:: <name>
+
+    New QoS specification name
+
+volume qos delete
+-----------------
+
+Delete QoS specification
+
+.. program:: volume qos delete
+.. code:: bash
+
+    os volume qos delete
+         <qos-specs>
+
+.. describe:: <qos-specs>
+
+    QoS specification to delete (name or ID)
+
+volume qos disassociate
+-----------------------
+
+Disassociate a QoS specification from a volume type
+
+.. program:: volume qos disassoiate
+.. code:: bash
+
+    os volume qos disassociate
+        --volume-type <volume-type> | --all
+        <qos-specs>
+
+.. option:: --volume-type <volume-type>
+
+    Volume type to disassociate the QoS from (name or ID)
+
+.. option:: --all
+
+    Disassociate the QoS from every volume type
+
+.. describe:: <qos-specs>
+
+    QoS specification to modify (name or ID)
+
+volume qos list
+---------------
+
+List QoS specifications
+
+.. program:: volume qos list
+.. code:: bash
+
+    os volume qos list
+
+volume qos set
+--------------
+
+Set QoS specification properties
+
+.. program:: volume qos set
+.. code:: bash
+
+    os volume qos set
+        [--property <key=value> [...] ]
+        <qos-specs>
+
+.. option:: --property <key=value>
+
+    Property to add or modify for this QoS specification (repeat option to set multiple properties)
+
+.. describe:: <qos-specs>
+
+    QoS specification to modify (name or ID)
+
+volume qos show
+---------------
+
+Display QoS specification details
+
+.. program:: volume qos show
+.. code:: bash
+
+    os volume qos show
+        <qos-specs>
+
+.. describe:: <qos-specs>
+
+   QoS specification to display (name or ID)
+
+volume qos unset
+----------------
+
+Unset QoS specification properties
+
+.. program:: volume qos unset
+.. code:: bash
+
+    os volume qos unset
+        [--property <key>]
+        <qos-specs>
+
+.. option:: --property <key>
+
+    Property to remove from QoS specification (repeat option to remove multiple properties)
+
+.. describe:: <qos-specs>
+
+    QoS specification to modify (name or ID)