From 0e4b38ffafdbc6ceb318ec0c4b888125e32b227e Mon Sep 17 00:00:00 2001
From: Zhenguo Niu <Niu.ZGlinux@gmail.com>
Date: Wed, 17 May 2017 16:32:12 +0800
Subject: [PATCH] Add console support

Change-Id: I0b845d8d2ac9bee30676b1d6e01609c71ffeae48
---
 mogan_ui/api/mogan.py                         | 10 +++++++
 mogan_ui/content/project/servers/tabs.py      | 23 +++++++++++++++-
 .../templates/servers/_detail_console.html    | 26 +++++++++++++++++++
 .../servers/workflows/create_server.py        |  2 --
 4 files changed, 58 insertions(+), 3 deletions(-)
 create mode 100644 mogan_ui/content/project/servers/templates/servers/_detail_console.html

diff --git a/mogan_ui/api/mogan.py b/mogan_ui/api/mogan.py
index c207696..0416161 100644
--- a/mogan_ui/api/mogan.py
+++ b/mogan_ui/api/mogan.py
@@ -203,3 +203,13 @@ def flavor_get(request, flavor_id):
     """
     flavor_manager = moganclient(request).flavor
     return flavor_manager.get(flavor_id)
+
+
+def console_get(request, server_id):
+    """Get serial console for a server.
+
+    :param request: HTTP request.
+    :param server_id: The uuid of the server.
+    """
+    server_manager = moganclient(request).server
+    return server_manager.get_serial_console(server_id)
diff --git a/mogan_ui/content/project/servers/tabs.py b/mogan_ui/content/project/servers/tabs.py
index b376556..1030dad 100644
--- a/mogan_ui/content/project/servers/tabs.py
+++ b/mogan_ui/content/project/servers/tabs.py
@@ -15,8 +15,11 @@
 
 from django.utils.translation import ugettext_lazy as _
 
+from horizon import exceptions
 from horizon import tabs
 
+from mogan_ui.api import mogan
+
 
 class OverviewTab(tabs.Tab):
     name = _("Overview")
@@ -29,7 +32,25 @@ class OverviewTab(tabs.Tab):
                 "is_superuser": request.user.is_superuser}
 
 
+class ConsoleTab(tabs.Tab):
+    name = _("Console")
+    slug = "console"
+    template_name = "project/servers/_detail_console.html"
+    preload = False
+
+    def get_context_data(self, request):
+        server = self.tab_group.kwargs['server']
+        console_url = None
+        try:
+            console = mogan.console_get(request, server.uuid)
+            console_url = console.console['url']
+        except Exception:
+            exceptions.handle(request, ignore=True, force_log=True)
+
+        return {'console_url': console_url, 'server_id': server.uuid}
+
+
 class ServerDetailTabs(tabs.DetailTabsGroup):
     slug = "server_details"
-    tabs = (OverviewTab,)
+    tabs = (OverviewTab, ConsoleTab)
     sticky = True
diff --git a/mogan_ui/content/project/servers/templates/servers/_detail_console.html b/mogan_ui/content/project/servers/templates/servers/_detail_console.html
new file mode 100644
index 0000000..70ede30
--- /dev/null
+++ b/mogan_ui/content/project/servers/templates/servers/_detail_console.html
@@ -0,0 +1,26 @@
+{% load i18n %}
+
+<h3>{% trans "Server Console" %}</h3>
+{% if console_url %}
+<p class='alert alert-info'>
+{% blocktrans %}If console is not responding to keyboard input: click the grey status bar below.{% endblocktrans %}
+<a href="{{ console_url }}"  style="text-decoration: underline">{% trans "Click here to show only console" %}</a><br />
+    {% trans "To exit the fullscreen mode, click the browser's back button." %}</p>
+<iframe id="console_embed" src="{{ console_url }}" style="width:100%;height:100%"></iframe>
+<script type="text/javascript">
+    var fix_height = function() {
+        $('iframe#console_embed').css({ height: $(document).height() + 'px' });
+    };
+    // there are two code paths to this particular block; handle them both
+    if (typeof($) != 'undefined') {
+        $(document).ready(fix_height);
+    } else {
+        addHorizonLoadEvent(fix_height);
+    }
+</script>
+{% else %}
+  <script type="text/javascript">
+    horizon.toast.add('error', '{% blocktrans %}Console is currently unavailable.{% endblocktrans %}');
+  </script>
+  <div class="well">{% blocktrans %}Unable to load console. Please reload page to try again.{% endblocktrans %}</div>
+{% endif %}
diff --git a/mogan_ui/content/project/servers/workflows/create_server.py b/mogan_ui/content/project/servers/workflows/create_server.py
index 82fbf3e..e5fac3c 100644
--- a/mogan_ui/content/project/servers/workflows/create_server.py
+++ b/mogan_ui/content/project/servers/workflows/create_server.py
@@ -118,8 +118,6 @@ class SetServerDetailsAction(workflows.Action):
         flavor_list.sort()
         if not flavor_list:
             flavor_list.insert(0, ("", _("No flavors found")))
-        elif len(flavor_list) > 1:
-            flavor_list.insert(0, ("", _("Select Flavor")))
         return flavor_list
 
     def populate_availability_zone_choices(self, request, context):