Add API(v2) to get container info

[yardstick.git] / yardstick / common / utils.py

diff --git a/yardstick/common/utils.py b/yardstick/common/utils.py
index 0c0bac9..92bb7b7 100644 (file)
--- 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
@@ -124,6 +127,14 @@ def makedirs(d):
             raise
 
 
+def remove_file(path):
+    try:
+        os.remove(path)
+    except OSError as e:
+        if e.errno != errno.ENOENT:
+            raise
+
+
 def execute_command(cmd):
     exec_msg = "Executing command: '%s'" % cmd
     logger.debug(exec_msg)
@@ -242,3 +253,24 @@ def change_obj_to_dict(obj):
         except TypeError:
             dic.update({k: v})
     return dic
+
+
+def set_dict_value(dic, keys, value):
+    return_dic = dic
+
+    for key in keys.split('.'):
+
+        return_dic.setdefault(key, {})
+        if key == keys.split('.')[-1]:
+            return_dic[key] = 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