tor-commits May 2014

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[tor/release-0.2.4] group the sections
by arma＠torproject.org 14 May '14

14 May '14

commit 9aba2117e2a6894a6bfac62b4cbc57786b7a83db Author: Roger Dingledine <arma(a)torproject.org> Date: Wed May 14 15:55:52 2014 -0400 group the sections --- ChangeLog | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/ChangeLog b/ChangeLog index 4e5bfa6..5dddae2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -6,18 +6,18 @@ Changes in version 0.2.4.22 - 2014-05-1? a couple of memory leaks that could be used to run a target relay out of RAM, and several others. - o Major bugfixes (security, OOM): - - Fix a memory leak that could occur if a microdescriptor parse - fails during the tokenizing step. This bug could enable a memory - exhaustion attack by directory servers. Fixes bug 11649; bugfix - on 0.2.2.6-alpha. - o Major features (security, backport from 0.2.5.4-alpha): - Block authority signing keys that were used on authorities vulnerable to the "heartbleed" bug in OpenSSL (CVE-2014-0160). (We don't have any evidence that these keys _were_ compromised; we're doing this to be prudent.) Resolves ticket 11464. + o Major bugfixes (security, OOM): + - Fix a memory leak that could occur if a microdescriptor parse + fails during the tokenizing step. This bug could enable a memory + exhaustion attack by directory servers. Fixes bug 11649; bugfix + on 0.2.2.6-alpha. + o Major bugfixes (TLS cipher selection, backport from 0.2.5.4-alpha): - The relay ciphersuite list is now generated automatically based on uniform criteria, and includes all OpenSSL ciphersuites with @@ -53,16 +53,6 @@ Changes in version 0.2.4.22 - 2014-05-1? - Stop leaking memory when we successfully resolve a PTR record. Fixes bug 11437; bugfix on 0.2.4.7-alpha. - o Minor features (log verbosity, backport from 0.2.5.4-alpha): - - When we run out of usable circuit IDs on a channel, log only one - warning for the whole channel, and describe how many circuits - there were on the channel. Fixes part of ticket 11553. - - o Documentation (backport from 0.2.5.4-alpha): - - Correctly document that we search for a system torrc file before - looking in ~/.torrc. Fixes documentation side of 9213; bugfix - on 0.2.3.18-rc. - o Minor bugfixes (bridge client, backport from 0.2.5.4-alpha): - Avoid 60-second delays in the bootstrapping process when Tor is launching for a second time while using bridges. Fixes bug 9229; @@ -72,11 +62,6 @@ Changes in version 0.2.4.22 - 2014-05-1? - Give the correct URL in the warning message when trying to run a relay on an ancient version of Windows. Fixes bug 9393. - o Minor features (security, backport from 0.2.5.4-alpha): - - Decrease the lower limit of MaxMemInCellQueues to 256 MBytes (but - leave the default at 8GBytes), to better support Raspberry Pi - users. Fixes bug 9686; bugfix on 0.2.4.14-alpha. - o Minor bugfixes (compilation): - Fix a compilation error when compiling with --disable-curve25519. Fixes bug 9700; bugfix on 0.2.4.17-rc. @@ -88,6 +73,21 @@ Changes in version 0.2.4.22 - 2014-05-1? earlier versions of tor achieves nothing useful. Addresses warning from bug 7164. + o Minor features (log verbosity, backport from 0.2.5.4-alpha): + - When we run out of usable circuit IDs on a channel, log only one + warning for the whole channel, and describe how many circuits + there were on the channel. Fixes part of ticket 11553. + + o Minor features (security, backport from 0.2.5.4-alpha): + - Decrease the lower limit of MaxMemInCellQueues to 256 MBytes (but + leave the default at 8GBytes), to better support Raspberry Pi + users. Fixes bug 9686; bugfix on 0.2.4.14-alpha. + + o Documentation (backport from 0.2.5.4-alpha): + - Correctly document that we search for a system torrc file before + looking in ~/.torrc. Fixes documentation side of 9213; bugfix + on 0.2.3.18-rc. + Changes in version 0.2.4.21 - 2014-02-28 Tor 0.2.4.21 further improves security against potential adversaries who

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[tor/release-0.2.4] two small fixes, and downgrade a severity
by arma＠torproject.org 14 May '14

14 May '14

commit ca085ba3413ee133618550598e5087a8504f9a36 Author: Roger Dingledine <arma(a)torproject.org> Date: Wed May 14 15:48:57 2014 -0400 two small fixes, and downgrade a severity --- ChangeLog | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/ChangeLog b/ChangeLog index b7831bc..4e5bfa6 100644 --- a/ChangeLog +++ b/ChangeLog @@ -9,16 +9,9 @@ Changes in version 0.2.4.22 - 2014-05-1? o Major bugfixes (security, OOM): - Fix a memory leak that could occur if a microdescriptor parse fails during the tokenizing step. This bug could enable a memory - exhaustion attack by directory servers. Fixes bug #11649; bugfix + exhaustion attack by directory servers. Fixes bug 11649; bugfix on 0.2.2.6-alpha. - o Major bugfixes (configuration, security): - - When running a hidden service, do not allow TunneledDirConns 0: - trying to set that option together with a hidden service would - otherwise prevent the hidden service from running, and also make - it publish its descriptors directly over HTTP. Fixes bug 10849; - bugfix on 0.2.1.1-alpha. - o Major features (security, backport from 0.2.5.4-alpha): - Block authority signing keys that were used on authorities vulnerable to the "heartbleed" bug in OpenSSL (CVE-2014-0160). (We @@ -45,6 +38,13 @@ Changes in version 0.2.4.22 - 2014-05-1? advertising the ECDH (not to be confused with ECDHE) ciphersuites. Resolves ticket 11438. + o Minor bugfixes (configuration, security): + - When running a hidden service, do not allow TunneledDirConns 0: + trying to set that option together with a hidden service would + otherwise prevent the hidden service from running, and also make + it publish its descriptors directly over HTTP. Fixes bug 10849; + bugfix on 0.2.1.1-alpha. + o Minor bugfixes (controller, backport from 0.2.5.4-alpha): - Avoid sending an garbage value to the controller when a circuit is cannibalized. Fixes bug 11519; bugfix on 0.2.3.11-alpha. @@ -78,7 +78,7 @@ Changes in version 0.2.4.22 - 2014-05-1? users. Fixes bug 9686; bugfix on 0.2.4.14-alpha. o Minor bugfixes (compilation): - - Fix a compilation error when compiling with --disable-cuve25519. + - Fix a compilation error when compiling with --disable-curve25519. Fixes bug 9700; bugfix on 0.2.4.17-rc. o Minor bugfixes:

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[translation/torbutton-brandproperties_completed] Update translations for torbutton-brandproperties_completed
by translation＠torproject.org 14 May '14

14 May '14

commit 63c9d784a476dfe3196dcb2c1c0d3f9bd54eae5f Author: Translation commit bot <translation(a)torproject.org> Date: Wed May 14 19:45:40 2014 +0000 Update translations for torbutton-brandproperties_completed --- pt_BR/brand.properties | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pt_BR/brand.properties b/pt_BR/brand.properties index 565953a..4a2fa36 100644 --- a/pt_BR/brand.properties +++ b/pt_BR/brand.properties @@ -6,7 +6,7 @@ brandShortName=NavegadorTor brandFullName=Navegador Tor vendorShortName=Projeto Tor -homePageSingleStartMain=Iniciar o Firefox, uma página inicial rápida com pesquisa embutida +homePageSingleStartMain=Firefox Start, uma página inicial rápida com pesquisa embutida homePageImport=Importar sua página inicial de %S homePageMigrationPageTitle=Seleção da Página Inicial

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[translation/torbutton-brandproperties] Update translations for torbutton-brandproperties
by translation＠torproject.org 14 May '14

14 May '14

commit 81a5647d0390abbee64a14c38b34c621d58817a1 Author: Translation commit bot <translation(a)torproject.org> Date: Wed May 14 19:45:37 2014 +0000 Update translations for torbutton-brandproperties --- pt_BR/brand.properties | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pt_BR/brand.properties b/pt_BR/brand.properties index 565953a..4a2fa36 100644 --- a/pt_BR/brand.properties +++ b/pt_BR/brand.properties @@ -6,7 +6,7 @@ brandShortName=NavegadorTor brandFullName=Navegador Tor vendorShortName=Projeto Tor -homePageSingleStartMain=Iniciar o Firefox, uma página inicial rápida com pesquisa embutida +homePageSingleStartMain=Firefox Start, uma página inicial rápida com pesquisa embutida homePageImport=Importar sua página inicial de %S homePageMigrationPageTitle=Seleção da Página Inicial

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[tor/master] make the changelog text wrapper respect arma's no-initial-openparen rule
by nickm＠torproject.org 14 May '14

14 May '14

commit 747f368c6d72cc6a68bb0a12c4209c534517b656 Author: Nick Mathewson <nickm(a)torproject.org> Date: Wed May 14 12:56:09 2014 -0400 make the changelog text wrapper respect arma's no-initial-openparen rule --- scripts/maint/format_changelog.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/scripts/maint/format_changelog.py b/scripts/maint/format_changelog.py index 35044b3..ac96a7e 100755 --- a/scripts/maint/format_changelog.py +++ b/scripts/maint/format_changelog.py @@ -23,6 +23,8 @@ import sys # 100 * the fourth power of overflowed characters # PLUS # .1 * a bit more than the cube of ragged space on the last line. +# PLUS +# OPENPAREN_PENALTY for each line that starts with ( # # We use an obvious dynamic programming algorithm to sorta approximate this. # It's not coded right or optimally, but it's fast enough for changelogs @@ -44,6 +46,8 @@ OVERFLOW_PENALTY = 2000 ORPHAN_PENALTY = 10000 +OPENPAREN_PENALTY = 200 + def generate_wrapping(words, divisions): lines = [] last = 0 @@ -65,6 +69,9 @@ def wrapping_quality(words, divisions, width1, width2): else: width = width2 + if line[0:1] == '(': + total += OPENPAREN_PENALTY + if length > width: total += OVERFLOW_PENALTY * ( (length - width) ** OVERFLOW_EXPONENT )

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[tor/release-0.2.4] Bump release-0.2.4 version to 0.2.4.22
by nickm＠torproject.org 14 May '14

14 May '14

commit 0fed6ad45b5b41be354df70dee742e0a3e8357ed Author: Nick Mathewson <nickm(a)torproject.org> Date: Wed May 14 11:14:25 2014 -0400 Bump release-0.2.4 version to 0.2.4.22 This is not officially released yet; it needs some QA first. --- configure.ac | 2 +- contrib/tor-mingw.nsi.in | 2 +- src/win32/orconfig.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/configure.ac b/configure.ac index c514eb4..3e57bed 100644 --- a/configure.ac +++ b/configure.ac @@ -3,7 +3,7 @@ dnl Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson dnl Copyright (c) 2007-2013, The Tor Project, Inc. dnl See LICENSE for licensing information -AC_INIT([tor],[0.2.4.21]) +AC_INIT([tor],[0.2.4.22]) AC_CONFIG_SRCDIR([src/or/main.c]) AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE diff --git a/contrib/tor-mingw.nsi.in b/contrib/tor-mingw.nsi.in index 3d4d4b3..a213211 100644 --- a/contrib/tor-mingw.nsi.in +++ b/contrib/tor-mingw.nsi.in @@ -8,7 +8,7 @@ !include "LogicLib.nsh" !include "FileFunc.nsh" !insertmacro GetParameters -!define VERSION "0.2.4.21" +!define VERSION "0.2.4.22" !define INSTALLER "tor-${VERSION}-win32.exe" !define WEBSITE "https://www.torproject.org/" !define LICENSE "LICENSE" diff --git a/src/win32/orconfig.h b/src/win32/orconfig.h index ac355a7..fe7491f 100644 --- a/src/win32/orconfig.h +++ b/src/win32/orconfig.h @@ -241,7 +241,7 @@ #define USING_TWOS_COMPLEMENT /* Version number of package */ -#define VERSION "0.2.4.21" +#define VERSION "0.2.4.22"

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[tor/release-0.2.4] Reflow, slightly tidy Changelog
by nickm＠torproject.org 14 May '14

14 May '14

commit 1b37d8bef08b6288d3b07616942fb7fc56557a0a Author: Nick Mathewson <nickm(a)torproject.org> Date: Wed May 14 10:02:55 2014 -0400 Reflow, slightly tidy Changelog --- ChangeLog | 34 ++++++++++++++++++---------------- 1 file changed, 18 insertions(+), 16 deletions(-) diff --git a/ChangeLog b/ChangeLog index c8cdfc1..b7831bc 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,11 +1,12 @@ Changes in version 0.2.4.22 - 2014-05-1? Tor 0.2.4.22 backports numerous high-priority fixes from the Tor 0.2.5 - alpha release series. These include blocking all authority signing keys - that may have been affected by the OpenSSL "heartbleed" bug, choosing - a far more secure set of TLS ciphersuites by default, closing a couple of - memory leaks that could be used to run a target relay out of RAM, and + alpha release series. These include blocking all authority signing + keys that may have been affected by the OpenSSL "heartbleed" bug, + choosing a far more secure set of TLS ciphersuites by default, closing + a couple of memory leaks that could be used to run a target relay out + of RAM, and several others. - o Major bugfixes (security, OOM) + o Major bugfixes (security, OOM): - Fix a memory leak that could occur if a microdescriptor parse fails during the tokenizing step. This bug could enable a memory exhaustion attack by directory servers. Fixes bug #11649; bugfix @@ -14,8 +15,8 @@ Changes in version 0.2.4.22 - 2014-05-1? o Major bugfixes (configuration, security): - When running a hidden service, do not allow TunneledDirConns 0: trying to set that option together with a hidden service would - otherwise prevent the hidden service from running, and also - make it publish its descriptors directly over HTTP. Fixes bug 10849; + otherwise prevent the hidden service from running, and also make + it publish its descriptors directly over HTTP. Fixes bug 10849; bugfix on 0.2.1.1-alpha. o Major features (security, backport from 0.2.5.4-alpha): @@ -59,8 +60,8 @@ Changes in version 0.2.4.22 - 2014-05-1? o Documentation (backport from 0.2.5.4-alpha): - Correctly document that we search for a system torrc file before - looking in ~/.torrc. Fixes documentation side of 9213; bugfix on - 0.2.3.18-rc. + looking in ~/.torrc. Fixes documentation side of 9213; bugfix + on 0.2.3.18-rc. o Minor bugfixes (bridge client, backport from 0.2.5.4-alpha): - Avoid 60-second delays in the bootstrapping process when Tor is @@ -72,19 +73,20 @@ Changes in version 0.2.4.22 - 2014-05-1? relay on an ancient version of Windows. Fixes bug 9393. o Minor features (security, backport from 0.2.5.4-alpha): - - Decrease the lower limit of MaxMemInCellQueues to 256 MBytes (but leave - the default at 8GBytes), to better support Raspberry Pi users. Fixes - bug 9686; bugfix on 0.2.4.14-alpha. + - Decrease the lower limit of MaxMemInCellQueues to 256 MBytes (but + leave the default at 8GBytes), to better support Raspberry Pi + users. Fixes bug 9686; bugfix on 0.2.4.14-alpha. o Minor bugfixes (compilation): - Fix a compilation error when compiling with --disable-cuve25519. Fixes bug 9700; bugfix on 0.2.4.17-rc. o Minor bugfixes: - - Downgrade the warning severity for the the "md was still referenced 1 - node(s)" warning. Tor 0.2.5.4-alpha has better code for trying to - diagnose this bug, and the current warning in earlier versions of - tor achieves nothing useful. Addresses warning from bug 7164. + - Downgrade the warning severity for the the "md was still + referenced 1 node(s)" warning. Tor 0.2.5.4-alpha has better code + for trying to diagnose this bug, and the current warning in + earlier versions of tor achieves nothing useful. Addresses warning + from bug 7164. Changes in version 0.2.4.21 - 2014-02-28

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[ooni-probe/master] Make pep8 related fixes to bridge_reachability test.
by art＠torproject.org 14 May '14

14 May '14

commit 458a992bb31d66735dc978185f7c5f921f5ea0df Author: Arturo Filastò <art(a)fuffa.org> Date: Wed May 14 15:28:47 2014 +0200 Make pep8 related fixes to bridge_reachability test. --- ooni/nettests/blocking/bridge_reachability.py | 59 ++++++++++++++++--------- 1 file changed, 39 insertions(+), 20 deletions(-) diff --git a/ooni/nettests/blocking/bridge_reachability.py b/ooni/nettests/blocking/bridge_reachability.py index c0cdb76..a70c16f 100644 --- a/ooni/nettests/blocking/bridge_reachability.py +++ b/ooni/nettests/blocking/bridge_reachability.py @@ -1,27 +1,31 @@ # -*- encoding: utf-8 -*- import random -import string -import subprocess from distutils.spawn import find_executable from twisted.python import usage -from twisted.internet import defer, reactor, error +from twisted.internet import reactor, error import txtorcon from ooni.utils import log, onion from ooni import nettest -class TorIsNotInstalled(Exception): pass + +class TorIsNotInstalled(Exception): + pass + class UsageOptions(usage.Options): - optParameters = [['timeout', 't', 120, - 'Specify the timeout after which to consider the Tor bootstrapping process to have failed'], - ] + optParameters = [ + ['timeout', 't', 120, + 'Specify the timeout after which to consider ' + 'the Tor bootstrapping process to have failed'], ] + class BridgeReachability(nettest.NetTestCase): name = "Bridge Reachability" - description = "A test for checking if bridges are reachable from a given location." + description = "A test for checking if bridges are reachable " \ + "from a given location." author = "Arturo Filastò" version = "0.1" @@ -33,10 +37,12 @@ class BridgeReachability(nettest.NetTestCase): 'TransportType IP:ORPort (ex. obfs2 127.0.0.1:443)'] requiredOptions = ['file'] - + def requirements(self): if not onion.find_tor_binary(): - raise TorIsNotInstalled("For instructions on installing Tor see: https://www.torproject.org/download/download") + raise TorIsNotInstalled( + "For instructions on installing Tor see: " + "https://www.torproject.org/download/download") def setUp(self): self.tor_progress = 0 @@ -58,7 +64,7 @@ class BridgeReachability(nettest.NetTestCase): self.bridge = self.input.replace('Bridge ', '') self.pyobfsproxy_bin = find_executable('obfsproxy') self.fteproxy_bin = find_executable('fteproxy') - + def postProcessor(self, measurements): if 'successes' not in self.summary: self.summary['successes'] = [] @@ -79,6 +85,7 @@ class BridgeReachability(nettest.NetTestCase): def displaySummary(self, summary): successful_count = {} failure_count = {} + def count(results, counter): for result in results: if result['transport_name'] not in counter: @@ -87,8 +94,13 @@ class BridgeReachability(nettest.NetTestCase): count(summary['successes'], successful_count) count(summary['failures'], failure_count) - working_bridges = ', '.join(["%s %s" % (x['transport_name'], x['address']) for x in summary['successes']]) - failing_bridges = ', '.join(["%s %s (at %s%%)" % (x['transport_name'], x['address'], x['tor_progress']) for x in summary['failures']]) + working_bridges = ', '.join( + ["%s %s" % (x['transport_name'], x['address']) + for x in summary['successes']]) + failing_bridges = ', '.join( + ["%s %s (at %s%%)" + % (x['transport_name'], x['address'], x['tor_progress']) + for x in summary['failures']]) log.msg("Total successes: %d" % len(summary['successes'])) log.msg("Total failures: %d" % len(summary['failures'])) @@ -105,28 +117,34 @@ class BridgeReachability(nettest.NetTestCase): config = txtorcon.TorConfig() config.ControlPort = random.randint(2**14, 2**16) config.SocksPort = random.randint(2**14, 2**16) - log.msg("Connecting to %s with tor %s" % (self.bridge, onion.tor_details['version'])) - + log.msg( + "Connecting to %s with tor %s" % + (self.bridge, onion.tor_details['version'])) + transport_name = onion.transport_name(self.bridge) if transport_name and transport_name == 'fte' and self.fteproxy_bin: - config.ClientTransportPlugin = "%s exec %s --managed" % (transport_name, self.fteproxy_bin) + config.ClientTransportPlugin = "%s exec %s --managed" % ( + transport_name, self.fteproxy_bin) self.report['transport_name'] = transport_name self.report['bridge_address'] = self.bridge.split(' ')[1] - elif transport_name and transport_name == 'fte' and not self.fteproxy_bin: + elif transport_name and transport_name == 'fte'\ + and not self.fteproxy_bin: log.err("Unable to test bridge because fteproxy is not installed") self.report['error'] = 'missing-fteproxy' return elif transport_name and self.pyobfsproxy_bin: - config.ClientTransportPlugin = "%s exec %s managed" % (transport_name, self.pyobfsproxy_bin) + config.ClientTransportPlugin = "%s exec %s managed" % ( + transport_name, self.pyobfsproxy_bin) self.report['transport_name'] = transport_name self.report['bridge_address'] = self.bridge.split(' ')[1] elif transport_name and not self.pyobfsproxy_bin: - log.err("Unable to test bridge because pyobfsproxy is not installed") + log.err( + "Unable to test bridge because pyobfsproxy is not installed") self.report['error'] = 'missing-pyobfsproxy' return else: self.report['bridge_address'] = self.bridge.split(' ')[0] - + if transport_name and transport_name == 'scramblesuit' and \ onion.TorVersion('0.2.5.1') > onion.tor_details['version']: self.report['error'] = 'unsupported-tor-version' @@ -151,6 +169,7 @@ class BridgeReachability(nettest.NetTestCase): d = txtorcon.launch_tor(config, reactor, timeout=self.timeout, progress_updates=updates) + @d.addCallback def setup_complete(proto): try:

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[ooni-probe/master] Fixed 4 bugs:
by art＠torproject.org 14 May '14

14 May '14

commit f845a3f75fa7cbb11add9371cf33b9f50cfebd7d Author: kudrom <kudrom(a)riseup.net> Date: Sat May 10 00:26:04 2014 +0200 Fixed 4 bugs: - Inconsistence in the get_random_url_safe_string between the initial and returned lengths. - Variable resolved_auth_ns undefined in check_0x20_to_auth_ns when a sample_size was given. - Condition unreacheable in compare_random_hostnames. - Double checking for isalpha in get_random_hostname and get_random_url_safe_string It has also been improved the conformance to PEP8. --- ooni/nettests/manipulation/captiveportal.py | 71 +++++++++++++-------------- 1 file changed, 33 insertions(+), 38 deletions(-) diff --git a/ooni/nettests/manipulation/captiveportal.py b/ooni/nettests/manipulation/captiveportal.py index 717bb10..35bfa75 100644 --- a/ooni/nettests/manipulation/captiveportal.py +++ b/ooni/nettests/manipulation/captiveportal.py @@ -40,21 +40,23 @@ from twisted.python import usage from twisted.internet import defer, threads from ooni import nettest -from ooni.templates import httpt,dnst +from ooni.templates import httpt, dnst from ooni.utils import net from ooni.utils import log __plugoo__ = "captiveportal" __desc__ = "Captive portal detection test" + class UsageOptions(usage.Options): optParameters = [['asset', 'a', None, 'Asset file'], - ['experiment-url', 'e', 'http://google.com/', 'Experiment URL'], - ['user-agent', 'u', random.choice(net.userAgents), - 'User agent for HTTP requests'] - ] + ['experiment-url', 'e', 'http://google.com/', 'Experiment URL'], + ['user-agent', 'u', random.choice(net.userAgents), + 'User agent for HTTP requests'] + ] + -class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): +class CaptivePortal(httpt.HTTPTest, dnst.DNSTest): """ Compares content and status codes of HTTP responses, and attempts to determine if content has been altered. @@ -78,7 +80,7 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): #XXX: HTTP Error 302: The HTTP server returned a redirect error that #would lead to an infinite loop. The last 30x error message was: Found try: - response = yield self.doRequest(url,"GET",headers) + response = yield self.doRequest(url, "GET", headers) defer.returnValue(response) except Exception: log.err("HTTPError") @@ -165,10 +167,10 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): try: answer = yield self.performALookup(hn) if not answer: - answer = yield self.performALookup(hn, ('8.8.8.8',53)) + answer = yield self.performALookup(hn, ('8.8.8.8', 53)) except error.DNSNameError: - log.msg("DNS resolution for %s returned NXDOMAIN" % hn) - response.append('NXDOMAIN') + log.msg("DNS resolution for %s returned NXDOMAIN" % hn) + response.append('NXDOMAIN') except Exception: log.err("DNS Resolution failed") finally: @@ -251,8 +253,8 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): if sample_size is None: sample_size = 5 - res = yield self.dns_resolve(auth_nameservers) - resolved_auth_ns = random.sample(res,sample_size) + res = yield self.dns_resolve(auth_nameservers) + resolved_auth_ns = random.sample(res, sample_size) querynames = [] answernames = [] @@ -264,7 +266,7 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): for auth_ns in resolved_auth_ns: try: - answer = yield self.performSOALookup(hostname,(auth_ns,53)) + answer = yield self.performSOALookup(hostname, (auth_ns, 53)) except Exception: continue querynames.append(hostname) @@ -307,18 +309,16 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): 0 < length <= 256. The returned string will always start with an alphabetic character. """ - if (length <= 0): + if length <= 0: length = 1 - elif (length > 256): + elif length > 256: length = 256 - random_ascii = base64.urlsafe_b64encode(os.urandom(int(length))) - - while not random_ascii[:1].isalpha(): - random_ascii = base64.urlsafe_b64encode(os.urandom(int(length))) + random_string = '' + while length > 0: + random_string += random.choice(string.lowercase) + length -= 1 - three_quarters = int((len(random_ascii)) * (3.0/4.0)) - random_string = random_ascii[:three_quarters] return random_string def get_random_hostname(self, length=None): @@ -334,11 +334,6 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): length = 32 random_sld = self.get_random_url_safe_string(length) - - # if it doesn't start with a letter, chuck it. - while not random_sld[:1].isalpha(): - random_sld = self.get_random_url_safe_string(length) - tld_list = ['.com', '.net', '.org', '.info', '.test', '.invalid'] random_tld = random.choice(tld_list) random_hostname = random_sld + random_tld @@ -375,12 +370,12 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): for x in range(hostname_count): random_hostname = self.get_random_hostname(hostname_length) response_match, response_address = yield self.dns_resolve_match(random_hostname, - control[0]) + control[0]) for address in response_address: if response_match is False: log.msg("Strangely, DNS resolution of the random hostname") log.msg("%s actually points to %s" - % (random_hostname, response_address)) + % (random_hostname, response_address)) responses = responses + [address] else: responses = responses + [address] @@ -391,10 +386,10 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): if len(intersection) == 1: log.msg("All %d random hostnames properly resolved to NXDOMAIN." - % hostname_count) + % hostname_count) ret = True, relative_complement defer.returnValue(ret) - elif (len(intersection) == 1) and (len(r) > 1): + elif (len(intersection) == 0) and (len(r) > 1): log.msg("Something odd happened. Some random hostnames correctly") log.msg("resolved to NXDOMAIN, but several others resolved to") log.msg("to the following addresses: %s" % relative_complement) @@ -451,7 +446,7 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): log.msg("test...") msmatch, ms_dns_result = yield self.dns_resolve_match("dns.msftncsi.com", - "131.107.255.255") + "131.107.255.255") if msmatch: log.msg("Microsoft NCSI DNS-based captive portal test did not") log.msg("detect a captive portal.") @@ -497,7 +492,7 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): 'Microsoft NCSI', '200', 'Microsoft NCSI', - 'MS HTTP Captive Portal',]] + 'MS HTTP Captive Portal', ]] cm = self.http_content_match_fuzzy_opt sm = self.http_status_code_match @@ -510,8 +505,8 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): log.msg("Running the %s test..." % test_name) content_match, experiment_code, experiment_headers = yield cm(experiment_url, - control_result, - headers, fuzzy) + control_result, + headers, fuzzy) status_match = status_func(experiment_code, control_code) if status_match and content_match: log.msg("The %s test was unable to detect" % test_name) @@ -573,7 +568,7 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): log.msg("Running test for '%s'..." % experiment_url) content_match, experiment_code, experiment_headers = yield cm(experiment_url, - control_result) + control_result) status_match = sm(experiment_code, control_code) if status_match and content_match: log.msg("The test for '%s'" % experiment_url) @@ -583,10 +578,10 @@ class CaptivePortal(httpt.HTTPTest,dnst.DNSTest): elif status_match and not content_match: log.msg("Retrying '%s' with fuzzy match enabled." - % experiment_url) + % experiment_url) fuzzy_match, experiment_code, experiment_headers = yield cm(experiment_url, - control_result, - fuzzy=True) + control_result, + fuzzy=True) if fuzzy_match: self.report['result'] = True else:

1 0

[ooni-probe/master] Pylint and pyflakes improvements to all stable tests.
by art＠torproject.org 14 May '14

14 May '14

commit 170bad3df93f2d30e1c96a48ff4f0f2f384cf062 Author: Arturo Filastò <art(a)fuffa.org> Date: Wed May 14 15:48:19 2014 +0200 Pylint and pyflakes improvements to all stable tests. --- ooni/nettests/blocking/http_requests.py | 35 ++++++------ ooni/nettests/blocking/tcp_connect.py | 25 +++++---- ooni/nettests/manipulation/dns_spoof.py | 49 ++++++++++------- .../manipulation/http_header_field_manipulation.py | 51 ++++++++++++------ ooni/nettests/manipulation/http_host.py | 27 ++++++---- .../manipulation/http_invalid_request_line.py | 15 ++++-- ooni/nettests/manipulation/traceroute.py | 57 +++++++++++--------- 7 files changed, 159 insertions(+), 100 deletions(-) diff --git a/ooni/nettests/blocking/http_requests.py b/ooni/nettests/blocking/http_requests.py index c660400..e5524ee 100644 --- a/ooni/nettests/blocking/http_requests.py +++ b/ooni/nettests/blocking/http_requests.py @@ -4,21 +4,23 @@ # :licence: see LICENSE import random -from twisted.internet import defer from twisted.python import usage, failure from ooni.utils import log from ooni.utils.net import userAgents from ooni.templates import httpt -from ooni.errors import failureToString, handleAllFailures +from ooni.errors import failureToString + class UsageOptions(usage.Options): optParameters = [ - ['url', 'u', None, 'Specify a single URL to test.'], - ['factor', 'f', 0.8, 'What factor should be used for triggering censorship (0.8 == 80%)'] - ] + ['url', 'u', None, 'Specify a single URL to test.'], + ['factor', 'f', 0.8, + 'What factor should be used for triggering censorship (0.8 == 80%)']] + class HTTPRequestsTest(httpt.HTTPTest): + """ Performs a two GET requests to the set of sites to be tested for censorship, one over a known good control channel (Tor), the other over the @@ -28,14 +30,15 @@ class HTTPRequestsTest(httpt.HTTPTest): lengths match. """ name = "HTTP Requests" - description = "Performs a HTTP GET request over Tor and one over the local network and compares the two results." + description = "Performs a HTTP GET request over Tor and one over the " \ + "local network and compares the two results." author = "Arturo Filastò" version = "0.2.4" usageOptions = UsageOptions inputFile = ['file', 'f', None, - 'List of URLS to perform GET and POST requests to'] + 'List of URLS to perform GET and POST requests to'] requiresRoot = False requiresTor = False @@ -58,7 +61,7 @@ class HTTPRequestsTest(httpt.HTTPTest): self.factor = self.localOptions['factor'] self.report['control_failure'] = None self.report['experiment_failure'] = None - self.report['body_length_match'] = None + self.report['body_length_match'] = None self.report['body_proportion'] = None self.report['factor'] = float(self.factor) self.report['headers_diff'] = None @@ -101,31 +104,33 @@ class HTTPRequestsTest(httpt.HTTPTest): def test_get_experiment(self): log.msg("Performing GET request to %s" % self.url) - return self.doRequest(self.url, method="GET", - use_tor=False, headers=self.headers) + return self.doRequest(self.url, method="GET", + use_tor=False, headers=self.headers) def test_get_control(self): log.msg("Performing GET request to %s over Tor" % self.url) return self.doRequest(self.url, method="GET", - use_tor=True, headers=self.headers) + use_tor=True, headers=self.headers) def postProcessor(self, measurements): experiment = control = None for status, measurement in measurements: if 'experiment' in str(measurement.netTestMethod): if isinstance(measurement.result, failure.Failure): - self.report['experiment_failure'] = failureToString(measurement.result) + self.report['experiment_failure'] = failureToString( + measurement.result) else: experiment = measurement.result elif 'control' in str(measurement.netTestMethod): if isinstance(measurement.result, failure.Failure): - self.report['control_failure'] = failureToString(measurement.result) + self.report['control_failure'] = failureToString( + measurement.result) else: control = measurement.result if experiment and control: self.compare_body_lengths(len(control.body), - len(experiment.body)) + len(experiment.body)) self.compare_headers(control.headers, - experiment.headers) + experiment.headers) return self.report diff --git a/ooni/nettests/blocking/tcp_connect.py b/ooni/nettests/blocking/tcp_connect.py index 84ceb2d..852be68 100644 --- a/ooni/nettests/blocking/tcp_connect.py +++ b/ooni/nettests/blocking/tcp_connect.py @@ -2,35 +2,42 @@ from twisted.internet.protocol import Factory, Protocol from twisted.internet.endpoints import TCP4ClientEndpoint -from twisted.internet.error import ConnectionRefusedError -from twisted.internet.error import TCPTimedOutError, TimeoutError - from ooni import nettest from ooni.errors import handleAllFailures from ooni.utils import log + class TCPFactory(Factory): + def buildProtocol(self, addr): return Protocol() + class TCPConnectTest(nettest.NetTestCase): name = "TCP Connect" - description = "Performs a TCP connect scan of all the host port combinations given as input." + description = "Performs a TCP connect scan of all the " \ + "host port combinations given as input." author = "Arturo Filastò" version = "0.1" - inputFile = ['file', 'f', None, - 'File containing the IP:PORT combinations to be tested, one per line'] - + inputFile = [ + 'file', + 'f', + None, + 'File containing the IP:PORT combinations to be tested, one per line'] + requiresTor = False requiresRoot = False requiredOptions = ['file'] + def test_connect(self): """ - This test performs a TCP connection to the remote host on the specified port. - the report will contains the string 'success' if the test has + This test performs a TCP connection to the remote host on the + specified port. + The report will contains the string 'success' if the test has succeeded, or the reason for the failure if it has failed. """ host, port = self.input.split(":") + def connectionSuccess(protocol): protocol.transport.loseConnection() log.debug("Got a connection to %s" % self.input) diff --git a/ooni/nettests/manipulation/dns_spoof.py b/ooni/nettests/manipulation/dns_spoof.py index 15aad07..aa464d4 100644 --- a/ooni/nettests/manipulation/dns_spoof.py +++ b/ooni/nettests/manipulation/dns_spoof.py @@ -11,19 +11,20 @@ from scapy.all import IP, UDP, DNS, DNSQR from ooni.templates import scapyt from ooni.utils import log + class UsageOptions(usage.Options): - optParameters = [['resolver', 'r', None, - 'Specify the resolver that should be used for DNS queries (ip:port)'], - ['hostname', 'h', None, - 'Specify the hostname of a censored site'], - ['backend', 'b', None, - 'Specify the IP address of a good DNS resolver (ip:port)'] - ] + optParameters = [ + ['resolver', 'r', None, + 'Specify the resolver that should be used for DNS queries (ip:port)'], + ['hostname', 'h', None, 'Specify the hostname of a censored site'], + ['backend', 'b', None, + 'Specify the IP address of a good DNS resolver (ip:port)']] class DNSSpoof(scapyt.ScapyTest): name = "DNS Spoof" - description = "Used to validate if the type of censorship happening is DNS spoofing or not." + description = "Used to validate if the type of censorship " \ + "happening is DNS spoofing or not." author = "Arturo Filastò" version = "0.0.1" timeout = 2 @@ -36,10 +37,12 @@ class DNSSpoof(scapyt.ScapyTest): requiresTor = False def setUp(self): - self.resolverAddr, self.resolverPort = self.localOptions['resolver'].split(':') + self.resolverAddr, self.resolverPort = self.localOptions[ + 'resolver'].split(':') self.resolverPort = int(self.resolverPort) - self.controlResolverAddr, self.controlResolverPort = self.localOptions['backend'].split(':') + self.controlResolverAddr, self.controlResolverPort = self.localOptions[ + 'backend'].split(':') self.controlResolverPort = int(self.controlResolverPort) self.hostname = self.localOptions['hostname'] @@ -51,28 +54,36 @@ class DNSSpoof(scapyt.ScapyTest): """ try: test_answer = report['test_a_lookup']['answered_packets'][0][1] - control_answer = report['test_control_a_lookup']['answered_packets'][0][1] + control_answer = report['test_control_a_lookup'][ + 'answered_packets'][0][1] except IndexError: self.report['spoofing'] = 'no_answer' return if test_answer[UDP] == control_answer[UDP]: - self.report['spoofing'] = True + self.report['spoofing'] = True else: self.report['spoofing'] = False return @defer.inlineCallbacks def test_a_lookup(self): - question = IP(dst=self.resolverAddr)/UDP()/DNS(rd=1, - qd=DNSQR(qtype="A", qclass="IN", qname=self.hostname)) - log.msg("Performing query to %s with %s:%s" % (self.hostname, self.resolverAddr, self.resolverPort)) + question = IP(dst=self.resolverAddr)/UDP() + question /= DNS(rd=1, qd=DNSQR(qtype="A", + qclass="IN", + qname=self.hostname)) + log.msg( + "Performing query to %s with %s:%s" % + (self.hostname, self.resolverAddr, self.resolverPort)) yield self.sr1(question) @defer.inlineCallbacks def test_control_a_lookup(self): - question = IP(dst=self.controlResolverAddr)/UDP()/DNS(rd=1, - qd=DNSQR(qtype="A", qclass="IN", qname=self.hostname)) - log.msg("Performing query to %s with %s:%s" % (self.hostname, - self.controlResolverAddr, self.controlResolverPort)) + question = IP(dst=self.controlResolverAddr)/UDP() / \ + DNS(rd=1, qd=DNSQR(qtype="A", qclass="IN", qname=self.hostname)) + log.msg( + "Performing query to %s with %s:%s" % + (self.hostname, + self.controlResolverAddr, + self.controlResolverPort)) yield self.sr1(question) diff --git a/ooni/nettests/manipulation/http_header_field_manipulation.py b/ooni/nettests/manipulation/http_header_field_manipulation.py index 3f1b4ed..8378924 100644 --- a/ooni/nettests/manipulation/http_header_field_manipulation.py +++ b/ooni/nettests/manipulation/http_header_field_manipulation.py @@ -13,6 +13,7 @@ from ooni.utils import log, net, randomStr from ooni.templates import httpt from ooni.utils.trueheaders import TrueHeaders + def random_capitalization(string): output = "" original_string = string @@ -27,22 +28,27 @@ def random_capitalization(string): else: return output + class UsageOptions(usage.Options): optParameters = [ - ['backend', 'b', None, - 'URL of the backend to use for sending the requests'], - ['headers', 'h', None, - 'Specify a yaml formatted file from which to read the request headers to send'] - ] + ['backend', 'b', None, + 'URL of the backend to use for sending the requests'], + ['headers', 'h', None, + 'Specify a yaml formatted file from which to read ' + 'the request headers to send'] + ] + class HTTPHeaderFieldManipulation(httpt.HTTPTest): + """ It performes HTTP requests with request headers that vary capitalization towards a backend. If the headers reported by the server differ from the ones we sent, then we have detected tampering. """ name = "HTTP Header Field Manipulation" - description = "Checks if the HTTP request the server sees is the same as the one that the client has created." + description = "Checks if the HTTP request the server " \ + "sees is the same as the one that the client has created." author = "Arturo Filastò" version = "0.1.4" @@ -66,15 +72,20 @@ class HTTPHeaderFieldManipulation(httpt.HTTPTest): headers = yaml.safe_load(content) return headers else: - # XXX generate these from a random choice taken from whatheaders.com + # XXX generate these from a random choice taken from + # whatheaders.com # http://s3.amazonaws.com/data.whatheaders.com/whatheaders-latest.xml.zip - headers = {"User-Agent": [random.choice(net.userAgents)], + headers = { + "User-Agent": [ + random.choice( + net.userAgents)], "Accept": ["text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"], "Accept-Encoding": ["gzip,deflate,sdch"], "Accept-Language": ["en-US,en;q=0.8"], "Accept-Charset": ["ISO-8859-1,utf-8;q=0.7,*;q=0.3"], - "Host": [randomStr(15)+'.com'] - } + "Host": [ + randomStr(15) + + '.com']} return headers def get_random_caps_headers(self): @@ -143,20 +154,28 @@ class HTTPHeaderFieldManipulation(httpt.HTTPTest): request_headers = TrueHeaders(self.request_headers) diff = request_headers.getDiff(TrueHeaders(response_headers_dict), - ignore=['Connection']) + ignore=['Connection']) if diff: self.report['tampering']['header_field_name'] = True else: self.report['tampering']['header_field_name'] = False self.report['tampering']['header_name_diff'] = list(diff) log.msg(" total: %(total)s" % self.report['tampering']) - log.msg(" request_line_capitalization: %(request_line_capitalization)s" % self.report['tampering']) - log.msg(" header_name_capitalization: %(header_name_capitalization)s" % self.report['tampering']) - log.msg(" header_field_value: %(header_field_value)s" % self.report['tampering']) - log.msg(" header_field_number: %(header_field_number)s" % self.report['tampering']) + log.msg( + " request_line_capitalization: %(request_line_capitalization)s" % + self.report['tampering']) + log.msg( + " header_name_capitalization: %(header_name_capitalization)s" % + self.report['tampering']) + log.msg( + " header_field_value: %(header_field_value)s" % + self.report['tampering']) + log.msg( + " header_field_number: %(header_field_number)s" % + self.report['tampering']) def test_get_random_capitalization(self): self.request_method = random_capitalization("GET") self.request_headers = self.get_random_caps_headers() return self.doRequest(self.url, self.request_method, - headers=self.request_headers) + headers=self.request_headers) diff --git a/ooni/nettests/manipulation/http_host.py b/ooni/nettests/manipulation/http_host.py index 7207c10..d0387cb 100644 --- a/ooni/nettests/manipulation/http_host.py +++ b/ooni/nettests/manipulation/http_host.py @@ -11,11 +11,12 @@ import json from twisted.internet import defer from twisted.python import usage -from ooni.utils import randomStr, randomSTR +from ooni.utils import randomStr from ooni.utils import log from ooni.templates import httpt + class UsageOptions(usage.Options): optParameters = [['backend', 'b', None, 'URL of the test backend to use. Should be \ @@ -24,18 +25,21 @@ class UsageOptions(usage.Options): ['content', 'c', None, 'The file to read \ from containing the content of a block page']] + class HTTPHost(httpt.HTTPTest): + """ This test performs various manipulations of the HTTP Host header field and attempts to detect which filter bypassing strategies will work against the censor. Usually this test should be run with a list of sites that are known to be - blocked inside of a particular network to assess which filter evasion strategies - will work. + blocked inside of a particular network to assess which filter evasion + strategies will work. """ name = "HTTP Host" - description = "Tests a variety of different filter bypassing techniques based on the HTTP Host header field." + description = "Tests a variety of different filter bypassing techniques " \ + "based on the HTTP Host header field." author = "Arturo Filastò" version = "0.2.4" @@ -43,13 +47,13 @@ class HTTPHost(httpt.HTTPTest): usageOptions = UsageOptions inputFile = ['file', 'f', None, - 'List of hostnames to test for censorship'] + 'List of hostnames to test for censorship'] requiredTestHelpers = {'backend': 'http-return-json-headers'} requiredOptions = ['backend'] requiresTor = False requiresRoot = False - + def setUp(self): self.report['transparent_http_proxy'] = False @@ -81,7 +85,8 @@ class HTTPHost(httpt.HTTPTest): 'request_line' in content and \ 'headers_dict' in content: log.msg("Found the keys I expected in %s" % content) - self.report['transparent_http_proxy'] = self.report['transparent_http_proxy'] | False + self.report['transparent_http_proxy'] = self.report[ + 'transparent_http_proxy'] | False self.report[test_name] = False else: log.msg("Did not find the keys I expected in %s" % content) @@ -91,7 +96,7 @@ class HTTPHost(httpt.HTTPTest): censorship_page = open(self.localOptions['content']) response_page = iter(body.split("\n")) - for censorship_line in censorship_page.xreadlines(): + for censorship_line in censorship_page: response_line = response_page.next() if response_line != censorship_line: self.report[test_name] = False @@ -104,7 +109,8 @@ class HTTPHost(httpt.HTTPTest): test_name = sys._getframe().f_code.co_name.replace('test_', '') headers = {} headers["Host"] = [self.input] - response = yield self.doRequest(self.localOptions['backend'], method="\nGET", + response = yield self.doRequest(self.localOptions['backend'], + method="\nGET", headers=headers) self.check_for_censorship(response.body, test_name) @@ -159,4 +165,5 @@ class HTTPHost(httpt.HTTPTest): for x in fp.readlines(): yield x.strip().split('//')[-1].split('/')[0] fp.close() - else: pass + else: + pass diff --git a/ooni/nettests/manipulation/http_invalid_request_line.py b/ooni/nettests/manipulation/http_invalid_request_line.py index 6769269..b6ce2da 100644 --- a/ooni/nettests/manipulation/http_invalid_request_line.py +++ b/ooni/nettests/manipulation/http_invalid_request_line.py @@ -5,12 +5,17 @@ from ooni.utils import log from ooni.utils import randomStr, randomSTR from ooni.templates import tcpt + class UsageOptions(usage.Options): - optParameters = [['backend', 'b', None, - 'The OONI backend that runs a TCP echo server'], - ['backendport', 'p', 80, 'Specify the port that the TCP echo server is running (should only be set for debugging)']] + optParameters = [ + ['backend', 'b', None, 'The OONI backend that runs a TCP echo server'], + ['backendport', 'p', 80, + 'Specify the port that the TCP echo server is running ' + '(should only be set for debugging)']] + class HTTPInvalidRequestLine(tcpt.TCPTest): + """ The goal of this test is to do some very basic and not very noisy fuzzing on the HTTP request line. We generate a series of requests that are not @@ -20,7 +25,8 @@ class HTTPInvalidRequestLine(tcpt.TCPTest): ascii letters or numbers ('XxXx' will be 4). """ name = "HTTP Invalid Request Line" - description = "Performs out of spec HTTP requests in the attempt to trigger a proxy error message." + description = "Performs out of spec HTTP requests in the attempt to "\ + "trigger a proxy error message." version = "0.2" authors = "Arturo Filastò" @@ -109,4 +115,3 @@ class HTTPInvalidRequestLine(tcpt.TCPTest): d = self.sendPayload(payload) d.addCallback(self.check_for_manipulation, payload) return d - diff --git a/ooni/nettests/manipulation/traceroute.py b/ooni/nettests/manipulation/traceroute.py index c6e167c..a561281 100644 --- a/ooni/nettests/manipulation/traceroute.py +++ b/ooni/nettests/manipulation/traceroute.py @@ -1,30 +1,32 @@ # -*- encoding: utf-8 -*- from twisted.python import usage -from twisted.internet import defer, reactor from ooni.templates import scapyt -from itertools import chain -from scapy.all import * - -from ooni.utils import log from ooni.utils.txscapy import MPTraceroute from ooni.settings import config + class UsageOptions(usage.Options): optParameters = [ ['backend', 'b', None, 'Test backend to use'], ['timeout', 't', 5, 'The timeout for the traceroute test'], - ['maxttl', 'm', 30, 'The maximum value of ttl to set on packets'], - ['dstport', 'd', None, 'Specify a single destination port. May be repeated.'], - ['interval', 'i', None, 'Specify the inter-packet delay in seconds'], - ['numPackets', 'n', None, 'Specify the number of packets to send per hop'], - ] + ['maxttl', 'm', 30, + 'The maximum value of ttl to set on packets'], + ['dstport', 'd', None, + 'Specify a single destination port. May be repeated.'], + ['interval', 'i', None, + 'Specify the inter-packet delay in seconds'], + ['numPackets', 'n', None, + 'Specify the number of packets to send per hop'], + ] + class Traceroute(scapyt.BaseScapyTest): name = "Traceroute" - description = "Performs a UDP, TCP, ICMP traceroute with destination port number set to 0, 22, 23, 53, 80, 123, 443, 8080 and 65535" + description = "Performs a UDP, TCP, ICMP traceroute with destination port number "\ + "set to 0, 22, 23, 53, 80, 123, 443, 8080 and 65535" requiredTestHelpers = {'backend': 'traceroute'} requiresRoot = True @@ -45,8 +47,10 @@ class Traceroute(scapyt.BaseScapyTest): config.scapyFactory.registerProtocol(self.st) - self.report['test_tcp_traceroute'] = dict([('hops_%d' % d,[]) for d in self.dst_ports]) - self.report['test_udp_traceroute'] = dict([('hops_%d' % d,[]) for d in self.dst_ports]) + self.report['test_tcp_traceroute'] = dict( + [('hops_%d' % d, []) for d in self.dst_ports]) + self.report['test_udp_traceroute'] = dict( + [('hops_%d' % d, []) for d in self.dst_ports]) self.report['test_icmp_traceroute'] = {'hops': []} def test_icmp_traceroute(self): @@ -70,25 +74,26 @@ class Traceroute(scapyt.BaseScapyTest): self.report['answered_packets'].extend(packet) for ttl in xrange(self.st.ttl_min, self.st.ttl_max): - matchedPackets = filter(lambda x: x.ttl == ttl, self.st.matched_packets.keys()) + matchedPackets = filter( + lambda x: x.ttl == ttl, + self.st.matched_packets.keys()) for packet in matchedPackets: for response in self.st.matched_packets[packet]: self.addToReport(packet, response) return self.report def addToReport(self, packet, response): - p = {6: 'tcp', 17: 'udp', 1: 'icmp'} if packet.proto == 1: - self.report['test_icmp_traceroute']['hops'].append({'ttl': packet.ttl, - 'rtt': response.time - packet.time, - 'address': response.src}) + self.report['test_icmp_traceroute']['hops'].append( + {'ttl': packet.ttl, 'rtt': response.time - packet.time, + 'address': response.src}) elif packet.proto == 6: - self.report['test_tcp_traceroute']['hops_%s' % packet.dport].append({'ttl': packet.ttl, - 'rtt': response.time - packet.time, - 'address': response.src, - 'sport': response.sport}) + self.report['test_tcp_traceroute'][ + 'hops_%s' % packet.dport].append( + {'ttl': packet.ttl, 'rtt': response.time - packet.time, + 'address': response.src, 'sport': response.sport}) else: - self.report['test_udp_traceroute']['hops_%s' % packet.dport].append({'ttl': packet.ttl, - 'rtt': response.time - packet.time, - 'address': response.src, - 'sport': response.sport}) + self.report['test_udp_traceroute'][ + 'hops_%s' % packet.dport].append( + {'ttl': packet.ttl, 'rtt': response.time - packet.time, + 'address': response.src, 'sport': response.sport})

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tor-commits May 2014