Use flask jsonify method to return json result

JIRA: YARDSTICK-433

Python json lib is very hard to parse when transport via network.
Flask jsonfiy is more easier to use.

Change-Id: I2afd5238d65bc474170c57d2f9307dc881ea4990
Signed-off-by: chenjiankun <chenjiankun1@huawei.com>

2 files changed, 6 insertions, 15 deletions

diff --git a/api/actions/test.py b/api/actions/test.py
index b1dc212c2..fda0ffd32 100644
--- a/api/actions/test.py
+++ b/api/actions/test.py
@@ -7,7 +7,6 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 import uuid
-import json
 import os
 import logging
 
@@ -22,12 +21,7 @@ def runTestCase(args):
         opts = args.get('opts', {})
         testcase = args['testcase']
     except KeyError:
-        logger.error('Lack of testcase argument')
-        result = {
-            'status': 'error',
-            'message': 'need testcase name'
-        }
-        return json.dumps(result)
+        return common_utils.error_handler('Lack of testcase argument')
 
     testcase = os.path.join(conf.TEST_CASE_PATH,
                             conf.TEST_CASE_PRE + testcase + '.yaml')
@@ -41,8 +35,4 @@ def runTestCase(args):
     logger.debug('Start to execute command list')
     common_utils.exec_command_task(command_list, task_id)
 
-    result = {
-        'status': 'success',
-        'task_id': task_id
-    }
-    return json.dumps(result)
+    return common_utils.result_handler('success', task_id)
diff --git a/api/utils/common.py b/api/utils/common.py
index 09cfc04d4..e3e64a72b 100644
--- a/api/utils/common.py
+++ b/api/utils/common.py
@@ -8,7 +8,8 @@
 ##############################################################################
 import collections
 import logging
-import json
+
+from flask import jsonify
 
 from api.utils.daemonthread import DaemonThread
 from yardstick.cmd.cli import YardstickCLI
@@ -50,7 +51,7 @@ def error_handler(message):
         'status': 'error',
         'message': message
     }
-    return json.dumps(result)
+    return jsonify(result)
 
 
 def result_handler(status, data):
@@ -58,7 +59,7 @@ def result_handler(status, data):
         'status': status,
         'result': data
     }
-    return json.dumps(result)
+    return jsonify(result)
 
 
 class Url(object):