Add ":option: " in the help message

This patch mainly adds  ":option:` `" in several help messages in the doc.
This modification will create one link which helps the readers find the relative
option quickly and conveniently in website.

Change-Id: Ia047e15c3b2064e4822ee7df7922d4774d862602

doc/source/command-objects/aggregate.rst

@@ -24,6 +24,7 @@ Add host to aggregate
 
     Aggregate (name or ID)
 
+.. _aggregate_add_host-host:
 .. describe:: <host>
 
     Host to add to :ref:`\<aggregate\> <aggregate_add_host-aggregate>`
@@ -49,6 +50,7 @@ Create a new aggregate
 
     Property to add to this aggregate (repeat option to set multiple properties)
 
+.. _aggregate_create-name:
 .. describe:: <name>
 
     New aggregate name
@@ -64,6 +66,7 @@ Delete existing aggregate(s)
     openstack aggregate delete
         <aggregate> [<aggregate> ...]
 
+.. _aggregate_delete-aggregate:
 .. describe:: <aggregate>
 
     Aggregate(s) to delete (name or ID)
@@ -100,6 +103,7 @@ Remove host from aggregate
 
     Aggregate (name or ID)
 
+.. _aggregate_remove_host-host:
 .. describe:: <host>
 
     Host to remove from :ref:`\<aggregate\> <aggregate_remove_host-aggregate>`
@@ -135,7 +139,7 @@ Set aggregate properties
 .. option:: --no-property
 
     Remove all properties from :ref:`\<aggregate\> <aggregate_set-aggregate>`
-    (specify both --property and --no-property to
+    (specify both :option:`--property` and :option:`--no-property` to
     overwrite the current properties)
 
 .. _aggregate_set-aggregate:
@@ -154,6 +158,7 @@ Display aggregate details
     openstack aggregate show
         <aggregate>
 
+.. _aggregate_show-aggregate:
 .. describe:: <aggregate>
 
     Aggregate to display (name or ID)

doc/source/command-objects/compute-service.rst

@@ -15,7 +15,7 @@ Delete compute service(s)
     openstack compute service delete
         <service> [<service> ...]
 
-.. _compute-service-delete:
+.. _compute_service_delete-service:
 .. describe:: <service>
 
     Compute service(s) to delete (ID only)
@@ -33,7 +33,6 @@ List compute services
         [--service <service>]
         [--long]
 
-.. _compute-service-list:
 .. option:: --host <host>
 
     List services on specified host (name only)
@@ -46,7 +45,6 @@ List compute services
 
     List additional fields in output
 
-
 compute service set
 -------------------
 
@@ -61,7 +59,6 @@ Set compute service properties
         [--up | --down]
         <host> <service>
 
-.. _compute-service-set:
 .. option:: --enable
 
     Enable service
@@ -72,7 +69,7 @@ Set compute service properties
 
 .. option:: --disable-reason <reason>
 
-    Reason for disabling the service (in quotes). Should be used with --disable option.
+    Reason for disabling the service (in quotes). Should be used with :option:`--disable` option.
 
 .. option:: --up
 
@@ -82,6 +79,7 @@ Set compute service properties
 
     Force down service
 
+.. _compute_service_set-host:
 .. describe:: <host>
 
     Name of host
@@ -89,4 +87,3 @@ Set compute service properties
 .. describe:: <service>
 
     Name of service (Binary name)
-

doc/source/command-objects/image.rst

@@ -23,10 +23,12 @@ Associate project with image
     Domain the project belongs to (name or ID).
     This can be used in case collisions between project names exist.
 
+.. _image_add_project-image:
 .. describe:: <image>
 
     Image to share (name or ID).
 
+.. _image_add_project-project:
 .. describe:: <project>
 
     Project to associate with image (name or ID)
@@ -83,7 +85,7 @@ Create/upload an image
 
 .. option:: --size <size>
 
-    Image size, in bytes (only used with --location and --copy-from)
+    Image size, in bytes (only used with :option:`--location` and :option:`--copy-from`)
 
     *Image version 1 only.*
 
@@ -91,7 +93,7 @@ Create/upload an image
 
     Minimum disk size needed to boot image, in gigabytes
 
-.. option:: --min-ram <disk-ram>
+.. option:: --min-ram <ram-mb>
 
     Minimum RAM size needed to boot image, in megabytes
 
@@ -103,7 +105,7 @@ Create/upload an image
 
 .. option:: --copy-from <image-url>
 
-    Copy image from the data store (similar to --location)
+    Copy image from the data store (similar to :option:`--location`)
 
     *Image version 1 only.*
 
@@ -117,7 +119,7 @@ Create/upload an image
 
 .. option:: --force
 
-    Force image creation if volume is in use (only meaningful with --volume)
+    Force image creation if volume is in use (only meaningful with :option:`--volume`)
 
 .. option:: --checksum <checksum>
 
@@ -163,6 +165,7 @@ Create/upload an image
 
     .. versionadded:: 2
 
+.. _image_create-image-name:
 .. describe:: <image-name>
 
     New image name
@@ -178,6 +181,7 @@ Delete image(s)
     openstack image delete
         <image>
 
+.. _image_delete-image:
 .. describe:: <image>
 
     Image(s) to delete (name or ID)
@@ -246,13 +250,15 @@ Disassociate project with image
 
     openstack image remove remove
         [--project-domain <project-domain>]
-        <image> <project>
+        <image>
+        <project>
 
 .. option:: --project-domain <project-domain>
 
     Domain the project belongs to (name or ID).
     This can be used in case collisions between project names exist.
 
+.. _image_remove_project:
 .. describe:: <image>
 
     Image to unshare (name or ID).
@@ -277,6 +283,7 @@ Save an image locally
 
     Downloaded image save filename (default: stdout)
 
+.. _image_save-image:
 .. describe:: <image>
 
     Image to save (name or ID)
@@ -294,7 +301,7 @@ Set image properties
     openstack image set
         [--name <name>]
         [--min-disk <disk-gb>]
-        [--min-ram <disk-ram>]
+        [--min-ram <ram-mb>]
         [--container-format <container-format>]
         [--disk-format <disk-format>]
         [--size <size>]
@@ -328,7 +335,7 @@ Set image properties
 
     Minimum disk size needed to boot image, in gigabytes
 
-.. option:: --min-ram <disk-ram>
+.. option:: --min-ram <ram-mb>
 
     Minimum RAM size needed to boot image, in megabytes
 
@@ -377,7 +384,7 @@ Set image properties
 
 .. option:: --copy-from <image-url>
 
-    Copy image from the data store (similar to --location)
+    Copy image from the data store (similar to :option:`--location`)
 
     *Image version 1 only.*
 
@@ -395,7 +402,7 @@ Set image properties
 
 .. option:: --force
 
-    Force image update if volume is in use (only meaningful with --volume)
+    Force image update if volume is in use (only meaningful with :option:`--volume`)
 
     *Image version 1 only.*
 
@@ -483,6 +490,7 @@ Set image properties
 
     .. versionadded:: 2
 
+.. _image_set-image:
 .. describe:: <image>
 
     Image to modify (name or ID)
@@ -498,6 +506,7 @@ Display image details
     openstack image show
         <image>
 
+.. _image_show-image:
 .. describe:: <image>
 
     Image to display (name or ID)
@@ -525,6 +534,7 @@ Unset image tags or properties
 
     Unset a property on this image (repeat option to unset multiple properties)
 
+.. _image_unset-image:
 .. describe:: <image>
 
     Image to modify (name or ID)

doc/source/command-objects/limits.rst

@@ -34,8 +34,8 @@ Show compute and block storage limits
 
 .. option:: --project <project>
 
-    Show limits for a specific project (name or ID) [only valid with --absolute]
+    Show limits for a specific project (name or ID) [only valid with :option:`--absolute`]
 
 .. option:: --domain <domain>
 
-    Domain the project belongs to (name or ID) [only valid with --absolute]
+    Domain the project belongs to (name or ID) [only valid with :option:`--absolute`]

doc/source/command-objects/port.rst

@@ -214,7 +214,7 @@ Set port properties
 .. option:: --no-fixed-ip
 
     Clear existing information of fixed IP addresses.
-    Specify both --fixed-ip and --no-fixed-ip
+    Specify both :option:`--fixed-ip` and :option:`--no-fixed-ip`
     to overwrite the current fixed IP addresses.
 
 .. option:: --device <device-id>
@@ -240,7 +240,7 @@ Set port properties
 .. option:: --no-binding-profile
 
     Clear existing information of binding:profile.
-    Specify both --binding-profile and --no-binding-profile
+    Specify both :option:`--binding-profile` and :option:`--no-binding-profile`
     to overwrite the current binding:profile information.
 
 .. option:: --host <host-id>

doc/source/command-objects/service.rst

@@ -54,7 +54,7 @@ Delete service(s)
     openstack service delete
         <service> [<service> ...]
 
-.. _service_delete-type:
+.. _service_delete-service:
 .. describe:: <service>
 
     Service(s) to delete (type, name or ID)

doc/source/command-objects/subnet.rst

@@ -49,7 +49,7 @@ Create new subnet
 
 .. option:: --use-default-subnet-pool
 
-    Use default subnet pool for ``--ip-version``
+    Use default subnet pool for :option:`--ip-version`
 
 .. option:: --prefix-length <prefix-length>
 
@@ -58,7 +58,7 @@ Create new subnet
 .. option:: --subnet-range <subnet-range>
 
     Subnet range in CIDR notation
-    (required if ``--subnet-pool`` is not specified, optional otherwise)
+    (required if :option:`--subnet-pool` is not specified, optional otherwise)
 
 .. option:: --allocation-pool start=<ip-address>,end=<ip-address>
 
@@ -249,7 +249,7 @@ Set subnet properties
 .. option:: --no-allocation-pool
 
      Clear associated allocation pools from this subnet.
-     Specify both --allocation-pool and --no-allocation-pool
+     Specify both :option:`--allocation-pool` and :option:`--no-allocation-pool`
      to overwrite the current allocation pool information.
 
 .. option:: --dhcp
@@ -267,7 +267,7 @@ Set subnet properties
 .. option:: --no-dns-nameservers
 
      Clear existing information of DNS servers.
-     Specify both --dns-nameserver and --no-dns-nameservers
+     Specify both :option:`--dns-nameserver` and :option:`--no-dns-nameservers`
      to overwrite the current DNS server information.
 
 .. option:: --gateway <gateway>
@@ -287,7 +287,7 @@ Set subnet properties
 .. option:: --no-host-route
 
      Clear associated host routes from this subnet.
-     Specify both --host-route and --no-host-route
+     Specify both :option:`--host-route` and :option:`--no-host-route`
      to overwrite the current host route information.
 
 .. option:: --service-type <service-type>

doc/source/command-objects/volume-service.rst

@@ -17,7 +17,6 @@ List volume service
         [--service <service>]
         [--long]
 
-.. _volume-service-list:
 .. option:: --host <host>
 
     List services on specified host (name only)
@@ -54,9 +53,10 @@ Set volume service properties
 
 .. option:: --disable-reason <reason>
 
-    Reason for disabling the service (should be used with --disable option)
+    Reason for disabling the service
+    (should be used with :option:`--disable` option)
 
-.. _volume-service-set:
+.. _volume_service_set-host:
 .. describe:: <host>
 
     Name of host