Add shutdown button option

notebook/notebookapp.py

@@ -273,6 +273,7 @@ class NotebookWebApplication(web.Application):
             websocket_url=jupyter_app.websocket_url,
             mathjax_url=jupyter_app.mathjax_url,
             mathjax_config=jupyter_app.mathjax_config,
+            shutdown_button=jupyter_app.shutdown_button,
             config=jupyter_app.config,
             config_dir=jupyter_app.config_dir,
             allow_password_change=jupyter_app.allow_password_change,
@@ -1023,6 +1024,10 @@ class NotebookApp(JupyterApp):
     @observe('mathjax_config')
     def _update_mathjax_config(self, change):
         self.log.info(_("Using MathJax configuration file: %s"), change['new'])
+        
+    shutdown_button = Bool(False, config=True,
+        help="""Whether or not to display a shutdown server button in the dashboard"""
+    )
 
     contents_manager_class = Type(
         default_value=LargeFileManager,

notebook/static/base/less/page.less

@@ -124,9 +124,10 @@ span#login_widget {
 }
 
 span#login_widget > .button,
-#logout
+#logout, #shutdown
 {
     .btn-default();
+    margin-left: 10px;
 }
 
 .nav-header {

notebook/static/tree/js/main.js

@@ -209,4 +209,21 @@ requirejs([
     if (window.location.hash) {
         $("#tabs").find("a[href=" + window.location.hash + "]").click();
     }
+    
+    // Add shutdown button
+    $("button#shutdown").click(function () {
+        utils.ajax(utils.url_path_join(
+            utils.get_body_data("baseUrl"),
+            "api",
+            "shutdown"
+        ), {
+            type: "POST",
+            success: function() {
+                console.log('server shutdown');
+            },
+            error: function(error) {
+                console.log(error);
+            }
+        });
+    });
 });

notebook/templates/tree.html

@@ -12,7 +12,12 @@ data-server-root="{{server_root}}"
 {% endblock %}
 
 {% block headercontainer %}
-<span class="flex-spacer"></span>
+  <span class="flex-spacer"></span>
+  {% if shutdown_button %}
+    <span id="shutdown_widget">
+      <button id="shutdown" class="btn btn-sm navbar-btn">Shutdown</button>
+    </span>
+  {% endif %}
 {% endblock %}
 
 {% block site %}

notebook/tree/handlers.py

@@ -51,6 +51,7 @@ class TreeHandler(IPythonHandler):
                 breadcrumbs=breadcrumbs,
                 terminals_available=self.settings['terminals_available'],
                 server_root=self.settings['server_root_dir'],
+                shutdown_button=self.settings.get('shutdown_button', False)
             ))
         elif cm.file_exists(path):
             # it's not a directory, we have redirecting to do