Signed-off-by: WATANABE Fumitaka <[email protected]>
---
ryu/lib/packet/packet.py | 4 ++++
ryu/lib/packet/packet_base.py | 23 ++++++++++++++++++++++-
2 files changed, 26 insertions(+), 1 deletion(-)
diff --git a/ryu/lib/packet/packet.py b/ryu/lib/packet/packet.py
index f80948a..785a28b 100644
--- a/ryu/lib/packet/packet.py
+++ b/ryu/lib/packet/packet.py
@@ -127,3 +127,7 @@ class Packet(object):
issubclass(protocol, packet_base.PacketBase)):
return protocol in [p.__class__ for p in self.protocols]
return protocol in self.protocols
+
+ def __str__(self):
+ return ', '.join(repr(protocol) for protocol in self.protocols)
+ __repr__ = __str__ # note: str(list) uses __repr__ for elements
diff --git a/ryu/lib/packet/packet_base.py b/ryu/lib/packet/packet_base.py
index e61e7ee..519cd2f 100644
--- a/ryu/lib/packet/packet_base.py
+++ b/ryu/lib/packet/packet_base.py
@@ -14,9 +14,30 @@
# limitations under the License.
import abc
+from ryu.lib import stringify
-class PacketBase(object):
+class StringifyMixin(stringify.StringifyMixin):
+
+ def __init__(self):
+ super(StringifyMixin, self).__init__()
+
+ def register_str_options(self, convert_list):
+ # individual string conversion functions
+ self._convert_list = getattr(self, '_convert_list', {})
+ self._convert_list.update(convert_list)
+
+ def stringify_attrs(self):
+ attrs = super(StringifyMixin, self).stringify_attrs()
+ convert_list = getattr(self, '_convert_list', {})
+
+ for k, v in attrs:
+ if k in convert_list:
+ v = convert_list[k](v)
+ yield(k, v)
+
+
+class PacketBase(StringifyMixin):
"""A base class for a protocol (ethernet, ipv4, ...) header."""
__metaclass__ = abc.ABCMeta
_TYPES = {}
-- 1.7.10.4
------------------------------------------------------------------------------
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