From 3e8968af3dc82715dc93e7e76209e1bdcbdb2c14 Mon Sep 17 00:00:00 2001
From: yanpuqing <yanpq@awcloud.com>
Date: Wed, 15 Aug 2018 07:36:10 +0000
Subject: [PATCH] Add NODE and HOST parameters in "server create" help text

Add optional parameters "NODE" and "HOST" in the help text of the
server create comand for --availability-zone.

Co-Authored-By: tianhui <tianhui@awcloud.com>
Change-Id: I4faea8a3d3aecb21ec535e55c238c71745fc68cb
Task: 24274
Story: 2003313
---
 openstackclient/compute/v2/server.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/openstackclient/compute/v2/server.py b/openstackclient/compute/v2/server.py
index 1e39010af4..996c924b2e 100644
--- a/openstackclient/compute/v2/server.py
+++ b/openstackclient/compute/v2/server.py
@@ -711,7 +711,12 @@ class CreateServer(command.ShowOne):
         parser.add_argument(
             '--availability-zone',
             metavar='<zone-name>',
-            help=_('Select an availability zone for the server'),
+            help=_('Select an availability zone for the server. '
+                   'Host and node are optional parameters. '
+                   'Availability zone in the format '
+                   '<zone-name>:<host-name>:<node-name>, '
+                   '<zone-name>::<node-name>, <zone-name>:<host-name> '
+                   'or <zone-name>'),
         )
         parser.add_argument(
             '--host',