add test on valid addr and target

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@1369 b32b6428-25c9-4566-ad07-03861ab6144f

xaal-lib/src/xAAL/devices.py

@@ -131,6 +131,8 @@ class Device(object):
 
     # Address
     def set_address(self, value):
+        if not tools.valid_addr(value):
+            raise DeviceError("This address is not valid")
         if value == config.XAAL_BCAST_ADDR:
             raise DeviceError("This address is reserved")
         self.__address = value

xaal-lib/src/xAAL/message.py

@@ -26,6 +26,7 @@ except ImportError:
     import json
 
 from . import config
+from . import tools
 import datetime
 import pysodium
 import base64
@@ -241,6 +242,15 @@ class MessageFactory():
         return message
 
 
+class MessageError(Exception):
+
+    def __init__(self, value):
+        self.message = value
+
+    def __str__(self):
+        return repr(self.message)
+
+
 class Message():
 
     def __init__(self):
@@ -266,6 +276,9 @@ class Message():
             raise TypeError(
                 "Expected a list for targetsList, got %s" %
                 (type(values),))
+        for val in values:
+            if not tools.valid_addr(val):
+                raise MessageError("Bad target addr: %s" % val)
         self._targets = values
 
     def get_targets(self):

xaal-lib/src/xAAL/tools.py

@@ -22,6 +22,7 @@
 
 import os
 import uuid
+import re
 
 import pysodium
 
@@ -37,6 +38,9 @@ else:
     from ConfigParser import RawConfigParser as ConfigParser
 
 
+XAAL_ADDR_PATTERN = '^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$'
+
+
 def get_cfg_file(name, cfg_dir=config.CONF_DIR):
     filename = '%s.conf' % name
     if os.path.isdir(cfg_dir):
@@ -87,6 +91,13 @@ def get_random_uuid():
     return uuid.uuid1().__str__()
 
 
+def valid_addr(val):
+    result = False
+    if re.match(XAAL_ADDR_PATTERN,val):
+        result = True
+    return result
+
+
 def get_logger(name, level, filename=None):
     """
     It creates logger if doesn't exist.