Add API to get the status of async task

JIRA: YARDSTICK-526

Currently there are many API run a task using sub thread.
But we don't know the status of this task.
So we need to offer a API to query the status of this task.

Change-Id: I8d2cc558750bf9270aed4a7abb8bf35d17894d83
Signed-off-by: chenjiankun <chenjiankun1@huawei.com>

1 files changed, 20 insertions, 3 deletions

diff --git a/api/server.py b/api/server.py
index fac821b00..8cce4de87 100644
--- a/api/server.py
+++ b/api/server.py
@@ -7,13 +7,17 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 import logging
+from itertools import ifilter
+import inspect
 
 from flask import Flask
 from flask_restful import Api
 from flasgger import Swagger
 
-from api.database import init_db
+from api.database import Base
+from api.database import engine
 from api.database import db_session
+from api.database import models
 from api.urls import urlpatterns
 from yardstick import _init_logging
 
@@ -21,8 +25,6 @@ logger = logging.getLogger(__name__)
 
 app = Flask(__name__)
 
-init_db()
-
 Swagger(app)
 
 api = Api(app)
@@ -33,6 +35,21 @@ def shutdown_session(exception=None):
     db_session.remove()
 
 
+def init_db():
+    def func(a):
+        try:
+            if issubclass(a[1], Base):
+                return True
+        except TypeError:
+            pass
+        return False
+
+    subclses = ifilter(func, inspect.getmembers(models, inspect.isclass))
+    logger.debug('Import models: %s', [a[1] for a in subclses])
+    Base.metadata.create_all(bind=engine)
+
+
+init_db()
 reduce(lambda a, b: a.add_resource(b.resource, b.url,
                                    endpoint=b.endpoint) or a, urlpatterns, api)