AppManager: Add a convenient method to run apps

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 20 insertions, 0 deletions

diff --git a/ryu/base/app_manager.py b/ryu/base/app_manager.py
index 357d34d6..c28ed74a 100644
--- a/ryu/base/app_manager.py
+++ b/ryu/base/app_manager.py
@@ -31,6 +31,7 @@ import os
 
 from ryu import cfg
 from ryu import utils
+from ryu.app import wsgi
 from ryu.controller.handler import register_instance, get_dependent_services
 from ryu.controller.controller import Datapath
 from ryu.controller import event
@@ -326,6 +327,25 @@ class AppManager(object):
     _instance = None
 
     @staticmethod
+    def run_apps(app_lists):
+        """Run a set of Ryu applications
+
+        A convenient method to load and instantiate apps.
+        This blocks until all relevant apps stop.
+        """
+        app_mgr = AppManager.get_instance()
+        app_mgr.load_apps(app_lists)
+        contexts = app_mgr.create_contexts()
+        services = app_mgr.instantiate_apps(**contexts)
+        webapp = wsgi.start_service(app_mgr)
+        if webapp:
+            services.append(hub.spawn(webapp))
+        try:
+            hub.joinall(services)
+        finally:
+            app_mgr.close()
+
+    @staticmethod
     def get_instance():
         if not AppManager._instance:
             AppManager._instance = AppManager()