Add API(v2) to create influxdb

JIRA: YARDSTICK-726

API: /api/v2/yardstick/containers/action
METHOD: POST
PARAMS:
{
    'action': 'create_influxdb',
    'args': {
        'environment_id': environment_id
    }
}

Change-Id: I20961fc6ae9918c894de7fabd3f81ca966bd24cd
Signed-off-by: chenjiankun <chenjiankun1@huawei.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/yardstick/common/utils.py b/yardstick/common/utils.py
index a4f7b30dc..92bb7b7d3 100644
--- a/yardstick/common/utils.py
+++ b/yardstick/common/utils.py
@@ -24,7 +24,10 @@ import os
 import subprocess
 import sys
 import collections
+import socket
+import random
 from functools import reduce
+from contextlib import closing
 
 import yaml
 import six
@@ -263,3 +266,11 @@ def set_dict_value(dic, keys, value):
         else:
             return_dic = return_dic[key]
     return dic
+
+
+def get_free_port(ip):
+    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:
+        while True:
+            port = random.randint(5000, 10000)
+            if s.connect_ex((ip, port)) != 0:
+                return port