[tor-commits] [ooni-probe/master] Fix a bug that lead ooniprobe to require root when set_pcap was not used.

[art@xxxxxxxxxxxxxx]

commit ba88ae7622f86a9ebe8a4af8d1825daf3ff78aab
Author: Arturo Filastò <art@xxxxxxxxx>
Date:   Sun Aug 10 20:01:47 2014 +0200

    Fix a bug that lead ooniprobe to require root when set_pcap was not used.
---
 ooni/director.py         |    5 ++++-
 ooni/oonicli.py          |    2 +-
 ooni/templates/scapyt.py |    4 ++++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/ooni/director.py b/ooni/director.py
index d81010a..43269cc 100644
--- a/ooni/director.py
+++ b/ooni/director.py
@@ -265,7 +265,10 @@ class Director(object):
         """ Start sniffing with Scapy. Exits if required privileges (root) are not
         available.
         """
-        from ooni.utils.txscapy import ScapySniffer
+        from ooni.utils.txscapy import ScapySniffer, ScapyFactory
+
+        if config.scapyFactory is None:
+            config.scapyFactory = ScapyFactory(config.advanced.interface)
 
         if not config.reports.pcap:
             prefix = 'report'
diff --git a/ooni/oonicli.py b/ooni/oonicli.py
index 2320dec..eef3112 100644
--- a/ooni/oonicli.py
+++ b/ooni/oonicli.py
@@ -125,10 +125,10 @@ def runWithDirector(logging=True, start_tor=True, check_incoherences=True):
     if logging:
         log.start(global_options['logfile'])
 
-    config.scapyFactory = ScapyFactory(config.advanced.interface)
     if config.privacy.includepcap:
         try:
             checkForRoot()
+            config.scapyFactory = ScapyFactory(config.advanced.interface)
         except errors.InsufficientPrivileges:
             log.err("Insufficient Privileges to capture packets."
                     " See ooniprobe.conf privacy.includepcap")
diff --git a/ooni/templates/scapyt.py b/ooni/templates/scapyt.py
index d99ea3f..c6dedd7 100644
--- a/ooni/templates/scapyt.py
+++ b/ooni/templates/scapyt.py
@@ -41,6 +41,10 @@ class BaseScapyTest(NetTestCase):
     def _setUp(self):
         super(BaseScapyTest, self)._setUp()
 
+        if config.scapyFactory is None:
+            log.debug("Scapy factory not set, registering it.")
+            config.scapyFactory = ScapyFactory(config.advanced.interface)
+
         self.report['answer_flags'] = []
         if self.localOptions['ipsrc']:
             config.checkIPsrc = 0



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