dont set global socket timeout

oml/metaremote.py

@@ -19,6 +19,7 @@ def request(action, data):
         try:
             return json.loads(read_url(url, data, timeout=60).decode('utf-8'))['data']
         except:
+            logger.debug('metadata request failed', exc_info=1)
             return {}
 
 def find(query):

oml/utils.py

@@ -353,8 +353,9 @@ def can_connect_dns(host="8.8.8.8", port=53):
         port: 53/tcp
     """
     try:
-        socket.setdefaulttimeout(1)
-        socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect((host, port))
+        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        s.settimeout(1)
+        s.connect((host, port))
         return True
     except:
         pass