commit b8c27c2c46aa3f8cd5b1462ba6d07cc3fa653d41 Author: Arturo Filastò art@fuffa.org Date: Tue Aug 12 18:30:45 2014 +0200

Add a tool for generating ooniprobe decks.

* Also adds tool for downloading ooniprobe resources. --- bin/oonideckgen | 27 ++++ bin/ooniresources | 27 ++++ ooni/deckgen/__init__.py | 1 + ooni/deckgen/cli.py | 151 ++++++++++++++++++++++ ooni/deckgen/processors/citizenlab_test_lists.py | 53 ++++++++ ooni/deckgen/processors/namebench_dns_servers.py | 53 ++++++++ ooni/resources/__init__.py | 22 ++++ ooni/resources/cli.py | 28 ++++ ooni/resources/update.py | 47 +++++++ 9 files changed, 409 insertions(+)

diff --git a/bin/oonideckgen b/bin/oonideckgen new file mode 100755 index 0000000..c990160 --- /dev/null +++ b/bin/oonideckgen @@ -0,0 +1,27 @@ +#!/usr/bin/env python +import os +import sys + +sys.path[:] = map(os.path.abspath, sys.path) +sys.path.insert(0, os.path.abspath(os.getcwd())) + +from twisted.internet import defer, reactor + +from ooni.utils import log +from ooni.deckgen import cli + +def failed(failure): + log.err("Failed to run oonideckgen") + log.exception(failure) + reactor.stop() + +def done(result): + reactor.stop() + +def start(): + d = defer.maybeDeferred(cli.run) + d.addCallback(done) + d.addErrback(failed) + +reactor.callWhenRunning(start) +reactor.run() diff --git a/bin/ooniresources b/bin/ooniresources new file mode 100755 index 0000000..e0123ac --- /dev/null +++ b/bin/ooniresources @@ -0,0 +1,27 @@ +#!/usr/bin/env python +import os +import sys + +sys.path[:] = map(os.path.abspath, sys.path) +sys.path.insert(0, os.path.abspath(os.getcwd())) + +from twisted.internet import defer, reactor + +from ooni.utils import log +from ooni.resources import cli + +def failed(failure): + log.err("Failed to run ooniresources") + log.exception(failure) + reactor.stop() + +def done(result): + reactor.stop() + +def start(): + d = defer.maybeDeferred(cli.run) + d.addCallback(done) + d.addErrback(done) + +reactor.callWhenRunning(start) +reactor.run() diff --git a/ooni/deckgen/__init__.py b/ooni/deckgen/__init__.py new file mode 100644 index 0000000..f102a9c --- /dev/null +++ b/ooni/deckgen/__init__.py @@ -0,0 +1 @@ +__version__ = "0.0.1" diff --git a/ooni/deckgen/cli.py b/ooni/deckgen/cli.py new file mode 100644 index 0000000..406417d --- /dev/null +++ b/ooni/deckgen/cli.py @@ -0,0 +1,151 @@ +import os +import sys +import copy +import errno + +import yaml + +from twisted.python import usage + +from . import __version__ +from ooni.resources import inputs +from ooni.settings import config + + +class Options(usage.Options): + synopsis = """%s [options] + """ + + optParameters = [ + ["country-code", "c", + None, + "Specify the two letter country code for which we should " + "generate the deck." + ], + ["output", "o", + None, + "Specify the directory where to write output." + ] + ] + + def opt_version(self): + print("oonideckgen version: %s" % __version__) + sys.exit(0) + + def postOptions(self): + if not self['output'] or not self['country-code']: + raise usage.UsageError( + "Both --output and --country-code are required" + ) + if len(self['country-code']) != 2: + raise usage.UsageError("--country-code must be 2 characters") + if not os.path.isdir(self['output']): + raise usage.UsageError("%s is not a directory" % self['output']) + + self['country-code'] = self['country-code'].lower() + + output_dir = os.path.abspath(self['output']) + output_dir = os.path.join(output_dir, + "deck-%s" % self['country-code']) + self['output'] = output_dir + + +class Deck(): + _base_entry = { + "options": { + "collector": None, + "help": 0, + "logfile": None, + "no-default-reporter": 0, + "parallelism": None, + "pcapfile": None, + "reportfile": None, + "resume": 0, + "testdeck": None + } + } + + def __init__(self): + self.deck = [] + + def add_test(self, test_file, subargs=[]): + deck_entry = copy.deepcopy(self._base_entry) + deck_entry['options']['test_file'] = test_file + deck_entry['options']['subargs'] = subargs + self.deck.append(deck_entry) + + def pprint(self): + print yaml.safe_dump(self.deck) + + def write_to_file(self, filename): + with open(filename, "w+") as f: + f.write(yaml.safe_dump(self.deck)) + + +def usage(): + print "%s <two letter country code> <output dir>" % sys.argv[0] + + +def run(): + options = Options() + try: + options.parseOptions() + except usage.UsageError as error_message: + print "%s: %s" % (sys.argv[0], error_message) + print "%s: Try --help for usage details." % (sys.argv[0]) + sys.exit(1) + + config.read_config_file() + + try: + os.makedirs(options['output']) + except OSError as exception: + if exception.errno != errno.EEXIST: + raise + dns_servers_processor = inputs['namebench-dns-servers.csv']['processor'] + url_lists_processor = inputs['citizenlab-test-lists.zip']['processor'] + + try: + url_list_country = url_lists_processor.generate_country_input( + options['country-code'], + options['output'] + ) + + except Exception: + print "Could not generate country specific url list" + print "We will just use the global one." + url_list_country = None + + url_list_global = url_lists_processor.generate_global_input( + options['output'] + ) + dns_servers = dns_servers_processor.generate_country_input( + options['country-code'], + options['output'] + ) + + deck = Deck() + # deck.add_test('manipulation/http_host', ['-f', 'somefile.txt']) + deck.add_test('blocking/http_requests', ['-f', url_list_global]) + deck.add_test('blocking/dns_consistency', + ['-f', url_list_global, '-T', dns_servers]) + + if url_list_country is not None: + deck.add_test('blocking/dns_consistency', + ['-f', url_list_country, '-T', dns_servers]) + deck.add_test('blocking/http_requests', ['-f', url_list_country]) + + deck.add_test('manipulation/http_invalid_request_line') + deck.add_test('manipulation/http_header_field_manipulation') + # deck.add_test('manipulation/traceroute') + deck.pprint() + deck_filename = os.path.join(options['output'], + "%s-%s-user.deck" % (__version__, + options['country-code'])) + deck.write_to_file(deck_filename) + print "Deck written to %s" % deck_filename + print "Run ooniprobe like so:" + print "ooniprobe -i %s" % deck_filename + +if __name__ == "__main__": + run() diff --git a/ooni/deckgen/processors/__init__.py b/ooni/deckgen/processors/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/ooni/deckgen/processors/citizenlab_test_lists.py b/ooni/deckgen/processors/citizenlab_test_lists.py new file mode 100644 index 0000000..645d714 --- /dev/null +++ b/ooni/deckgen/processors/citizenlab_test_lists.py @@ -0,0 +1,53 @@ +import os +import csv +from ooni.settings import config + +def generate_country_input(country_code, dst): + """ + Write to dst/citizenlab-urls-{country_code}.txt + the list for the given country code. + + Returns: + + the path to the generated input + """ + + country_code = country_code.lower() + filename = os.path.join(dst, "citizenlab-urls-%s.txt" % country_code) + fw = open(filename, "w+") + + input_list = os.path.join(config.resources_directory, + "citizenlab-test-lists", + "test-lists-master", + "csv", country_code + ".csv") + + if not os.path.exists(input_list): + raise Exception("Could not find list for country %s" % country_code) + + with open(input_list) as f: + csvreader = csv.reader(f) + csvreader.next() + for row in csvreader: + fw.write("%s\n" % row[0]) + + fw.close() + return filename + + +def generate_global_input(dst): + + filename = os.path.join(dst, "citizenlab-urls-global.txt") + fw = open(filename, "w+") + + input_list = os.path.join(config.resources_directory, + "citizenlab-test-lists", + "test-lists-master", + "csv", "global.csv") + with open(input_list) as f: + csvreader = csv.reader(f) + csvreader.next() + for row in csvreader: + fw.write("%s\n" % row[0]) + + fw.close() + return filename diff --git a/ooni/deckgen/processors/namebench_dns_servers.py b/ooni/deckgen/processors/namebench_dns_servers.py new file mode 100644 index 0000000..1079335 --- /dev/null +++ b/ooni/deckgen/processors/namebench_dns_servers.py @@ -0,0 +1,53 @@ +import os +import csv +import GeoIP + +from ooni.settings import config + + +class GeoIPDB(object): + _borg = {} + country = None + asn = None + + def __init__(self): + self.__dict__ = self._borg + if not self.country: + try: + print config.advanced.geoip_data_dir + country_file = os.path.join(config.advanced.geoip_data_dir, + 'GeoIP.dat') + self.country = GeoIP.open(country_file, + GeoIP.GEOIP_STANDARD) + except: + raise Exception("Edit the geoip_data_dir line in your config" + " file to point to your geoip files") + + +def generate_country_input(country_code, dst): + + csv_file = os.path.join(config.resources_directory, + "namebench-dns-servers.csv") + filename = os.path.join(dst, "dns-server-%s.txt" % country_code) + fw = open(filename, "w") + geoip_db = GeoIPDB() + reader = csv.reader(open(csv_file)) + for row in reader: + if row[2] == 'X-Internal-IP': + continue + elif row[2] == 'X-Unroutable': + continue + elif row[2] == 'X-Link_local': + continue + ipaddr = row[0] + cc = geoip_db.country.country_code_by_addr(ipaddr) + if not cc: + continue + if cc.lower() == country_code.lower(): + fw.write(ipaddr + "\n") + fw.close() + return filename + + +def generate_global_input(dst): + pass diff --git a/ooni/resources/__init__.py b/ooni/resources/__init__.py new file mode 100644 index 0000000..0afc0af --- /dev/null +++ b/ooni/resources/__init__.py @@ -0,0 +1,22 @@ +from ooni.settings import config +from ooni.utils import unzip + +from ooni.deckgen.processors import citizenlab_test_lists +from ooni.deckgen.processors import namebench_dns_servers + +__version__ = "0.0.1" + +inputs = { + "namebench-dns-servers.csv": { + "url": "https://namebench.googlecode.com/svn/trunk/config/servers.csv", + "action": None, + "action_args": [], + "processor": namebench_dns_servers, + }, + "citizenlab-test-lists.zip": { + "url": "https://github.com/citizenlab/test-lists/archive/master.zip", + "action": unzip, + "action_args": [config.resources_directory], + "processor": citizenlab_test_lists + } +} diff --git a/ooni/resources/cli.py b/ooni/resources/cli.py new file mode 100644 index 0000000..4cc4c6d --- /dev/null +++ b/ooni/resources/cli.py @@ -0,0 +1,28 @@ +import sys + +from twisted.python import usage + +from ooni.resources import __version__ +from ooni.resources import update + + +class Options(usage.Options): + synopsis = """%s""" + + optParameters = [] + + def opt_version(self): + print("ooniresources version: %s" % __version__) + sys.exit(0) + + +def run(): + options = Options() + try: + options.parseOptions() + except usage.UsageError as error_message: + print "%s: %s" % (sys.argv[0], error_message) + print "%s: Try --help for usage details." % (sys.argv[0]) + sys.exit(1) + + return update.download_inputs() diff --git a/ooni/resources/update.py b/ooni/resources/update.py new file mode 100644 index 0000000..28a6ec7 --- /dev/null +++ b/ooni/resources/update.py @@ -0,0 +1,47 @@ +import os + +from twisted.internet import reactor, defer, protocol +from twisted.web.client import RedirectAgent, Agent + +from ooni.settings import config +from ooni.resources import inputs + +agent = RedirectAgent(Agent(reactor)) + + +class SaveToFile(protocol.Protocol): + def __init__(self, finished, filesize, filename): + self.finished = finished + self.remaining = filesize + self.outfile = open(filename, 'wb') + + def dataReceived(self, bytes): + if self.remaining: + display = bytes[:self.remaining] + self.outfile.write(display) + self.remaining -= len(display) + else: + self.outfile.close() + + def connectionLost(self, reason): + self.outfile.close() + self.finished.callback(None) + + +@defer.inlineCallbacks +def download_inputs(): + for filename, resource in inputs.items(): + print "Downloading %s" % filename + + filename = os.path.join(config.resources_directory, filename) + + response = yield agent.request("GET", resource['url']) + finished = defer.Deferred() + response.deliverBody(SaveToFile(finished, response.length, filename)) + yield finished + + if resource['action'] is not None: + yield defer.maybeDeferred(resource['action'], + filename, + *resource['action_args']) + print "%s written." % filename