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[tor-commits] [ooni-probe/master] Implement TCP and UDP multi port traceroute test



commit 665267dc7f431f28e8f1017e9ebdce4740f92d1d
Author: Arturo Filastò <art@xxxxxxxxx>
Date:   Sat Nov 10 18:00:03 2012 +0100

    Implement TCP and UDP multi port traceroute test
---
 nettests/core/traceroute.py |   19 +++++++++----------
 ooni/templates/scapyt.py    |    2 +-
 2 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/nettests/core/traceroute.py b/nettests/core/traceroute.py
index d29a0fd..b14e013 100644
--- a/nettests/core/traceroute.py
+++ b/nettests/core/traceroute.py
@@ -4,6 +4,7 @@
 # :licence: see LICENSE
 
 from twisted.python import usage
+from twisted.internet import defer
 
 from ooni.utils import log
 from ooni.templates import scapyt
@@ -12,7 +13,8 @@ from scapy.all import *
 
 class UsageOptions(usage.Options):
     optParameters = [
-                    ['backend', 'b', '8.8.8.8', 'Test backend to use']
+                    ['backend', 'b', '8.8.8.8', 'Test backend to use'],
+                    ['timeout', 't', 5, 'The timeout for the traceroute test']
                     ]
 
 class TracerouteTest(scapyt.BaseScapyTest):
@@ -26,26 +28,25 @@ class TracerouteTest(scapyt.BaseScapyTest):
 
     def test_tcp_traceroute(self):
         def finished(packets, port):
-            log.debug("Finished tcp")
+            log.debug("Finished tcp %s" % port)
             answered, unanswered = packets
             self.report['hops_'+str(port)] = [] 
             for snd, rcv in answered:
                 report = {'ttl': snd.ttl, 'address': rcv.src}
                 log.debug("Writing %s" % report)
                 self.report['hops_'+str(port)].append(report)
-            return
 
         dl = []
         for port in self.dst_ports:
             packets = IP(dst=self.localOptions['backend'], 
-                    ttl=(4,25),id=RandShort())/TCP(flags=0x2, dport=port)
-            d = self.sr(packets, timeout=2)
+                    ttl=(1,25),id=RandShort())/TCP(flags=0x2, dport=port)
+            d = self.sr(packets, timeout=5)
             d.addCallback(finished, port)
             dl.append(d)
         return defer.DeferredList(dl)
 
     def test_udp_traceroute(self):
-        def finished(packets):
+        def finished(packets, port):
             log.debug("Finished udp")
             answered, unanswered = packets
             self.report['hops_'+str(port)].append(report)
@@ -53,13 +54,11 @@ class TracerouteTest(scapyt.BaseScapyTest):
                 report = {'ttl': snd.ttl, 'address': rcv.src}
                 log.debug("Writing %s" % report)
                 self.report['hops_'+str(port)].append(report)
-            return
-
         dl = []
         for port in self.dst_ports:
             packets = IP(dst=self.localOptions['backend'],
-                    ttl=(4,25),id=RandShort())/UDP(dport=port)
-            d = self.sr(packets, timeout=2)
+                    ttl=(1,25),id=RandShort())/UDP(dport=port)
+            d = self.sr(packets, timeout=5)
             d.addCallback(finished, port)
             dl.append(d)
         return defer.DeferredList(dl)
diff --git a/ooni/templates/scapyt.py b/ooni/templates/scapyt.py
index 3087ac7..c443610 100644
--- a/ooni/templates/scapyt.py
+++ b/ooni/templates/scapyt.py
@@ -53,7 +53,7 @@ class BaseScapyTest(NetTestCase):
             self.report['answered_packets'] = []
             self.report['sent_packets'] = []
             for snd, rcv in answered:
-                log.debug("Writing report %s")
+                log.debug("Writing report %s" % snd)
                 pkt_report_r = createPacketReport(rcv)
                 pkt_report_s = createPacketReport(snd)
                 self.report['answered_packets'].append(pkt_report_r)



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