[tor-commits] [stem/master] Support for STREAM events with a DIR_FETCH purpose

[atagar@xxxxxxxxxxxxxx]

commit 1af965f1d12f5a58e921559901a2b7f0ca1e4cba
Author: Damian Johnson <atagar@xxxxxxxxxxxxxx>
Date:   Fri Nov 30 23:04:07 2012 -0800

    Support for STREAM events with a DIR_FETCH purpose
    
    The SOURCE_ADDR field of STREAM events can have zero as their port. Fixing this
    and adding a test. This was caught thanks to robinson on...
    
    https://trac.torproject.org/7598
---
 stem/response/events.py      |    2 +-
 test/unit/response/events.py |   22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletions(-)

diff --git a/stem/response/events.py b/stem/response/events.py
index ab0e5ef..bf9db4c 100644
--- a/stem/response/events.py
+++ b/stem/response/events.py
@@ -495,7 +495,7 @@ class StreamEvent(Event):
       
       address, port = self.source_addr.split(':', 1)
       
-      if not connection.is_valid_port(port):
+      if not connection.is_valid_port(port, allow_zero = True):
         raise stem.ProtocolError("Source location's port is invalid: %s" % self)
       
       self.source_address = address
diff --git a/test/unit/response/events.py b/test/unit/response/events.py
index 41a9d0e..fc796a2 100644
--- a/test/unit/response/events.py
+++ b/test/unit/response/events.py
@@ -109,6 +109,10 @@ STREAM_SUCCEEDED = "650 STREAM 18 SUCCEEDED 26 74.125.227.129:443"
 STREAM_CLOSED_RESET = "650 STREAM 21 CLOSED 26 74.125.227.129:443 REASON=CONNRESET"
 STREAM_CLOSED_DONE = "650 STREAM 25 CLOSED 26 199.7.52.72:80 REASON=DONE"
 
+STREAM_DIR_FETCH = "650 STREAM 14 NEW 0 \
+176.28.51.238.$649F2D0ACF418F7CFC6539AB2257EB2D5297BAFA.exit:443 \
+SOURCE_ADDR=(Tor_internal):0 PURPOSE=DIR_FETCH"
+
 # ORCONN events from starting tor 0.2.2.39 via TBB
 
 ORCONN_CONNECTED = "650 ORCONN $7ED90E2833EE38A75795BA9237B0A4560E51E1A0=GreenDragon CONNECTED"
@@ -491,4 +495,22 @@ class TestEvents(unittest.TestCase):
     self.assertEqual(None, event.source_address)
     self.assertEqual(None, event.source_port)
     self.assertEqual(None, event.purpose)
+    
+    event = _get_event(STREAM_DIR_FETCH)
+    
+    self.assertTrue(isinstance(event, stem.response.events.StreamEvent))
+    self.assertEqual(STREAM_DIR_FETCH.lstrip("650 "), str(event))
+    self.assertEqual("14", event.id)
+    self.assertEqual(StreamStatus.NEW, event.status)
+    self.assertEqual(None, event.circ_id)
+    self.assertEqual("176.28.51.238.$649F2D0ACF418F7CFC6539AB2257EB2D5297BAFA.exit:443", event.target)
+    self.assertEqual("176.28.51.238.$649F2D0ACF418F7CFC6539AB2257EB2D5297BAFA.exit", event.target_address)
+    self.assertEqual(443, event.target_port)
+    self.assertEqual(None, event.reason)
+    self.assertEqual(None, event.remote_reason)
+    self.assertEqual(None, event.source)
+    self.assertEqual("(Tor_internal):0", event.source_addr)
+    self.assertEqual("(Tor_internal)", event.source_address)
+    self.assertEqual(0, event.source_port)
+    self.assertEqual(StreamPurpose.DIR_FETCH, event.purpose)
 



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