def _need_to_record(cookie, signatures, ip_addr, key):
signature_v2 = signatures[1]['signature']
db = Db()
db.connect()
if cookie:
# okay, we have a cookie; check whether we've seen it with this
# fingerprint before
seen = db.count_sightings(cookie, signature_v2)
write_cookie = cookie
else:
seen = 0 # always count cookieless browsers
# we need to log the HMAC'd IP even if there's no cookie so use a
# dummy
write_cookie = 'no cookie'
# now log the cookie, along with encrypted versions of the IP address
# and a quarter-erased IP address, like the one Google keeps
ip, google_style_ip = get_ip_hmacs(ip_addr, key)
# We're only checking for signature_v1 to know whether we need to
# record, but if multple whorl vesions are being calculated, we should
# record all of them so that we can gracefully transition in the future
for signature_dict in signatures:
db.record_sighting(
write_cookie, signature_dict['signature'], ip, google_style_ip)
return seen == 0
def record_tracking_results(cookie, results, ip_addr, key):
db = Db()
db.connect()
valid_print = {}
for i in results:
if i in TrackingHelper.valid_fields.keys():
valid_print[i] = results[i]
ip, google_style_ip = get_ip_hmacs(ip_addr, key)
db.record_tracking_results(cookie, ip, google_style_ip, results['ad'],
results['tracker'], results['dnt'],
results['known_blockers'])
return True
def record_tracking_results(cookie, results, ip_addr, key):
db = Db()
db.connect()
valid_print = {}
for i in results:
if i in TrackingHelper.valid_fields.keys():
valid_print[i] = results[i]
ip, google_style_ip = get_ip_hmacs(ip_addr, key)
db.record_tracking_results(
cookie,
ip,
google_style_ip,
results['ad'],
results['tracker'],
results['dnt'],
results['known_blockers'])
return True
def _need_to_record(cookie, signature, ip_addr, key):
db = Db()
db.connect()
if cookie:
# okay, we have a cookie; check whether we've seen it with this
# fingerprint before
seen = db.count_sightings(cookie, signature)
write_cookie = cookie
else:
seen = 0 # always count cookieless browsers
# we need to log the HMAC'd IP even if there's no cookie so use a
# dummy
write_cookie = 'no cookie'
# now log the cookie, along with encrypted versions of the IP address
# and a quarter-erased IP address, like the one Google keeps
ip, google_style_ip = get_ip_hmacs(ip_addr, key)
db.record_sighting(write_cookie, signature, ip, google_style_ip)
return seen == 0
def _need_to_record(cookie, signature, ip_addr, key):
db = Db()
db.connect()
if cookie:
# okay, we have a cookie; check whether we've seen it with this
# fingerprint before
seen = db.count_sightings(cookie, signature)
write_cookie = cookie
else:
seen = 0 # always count cookieless browsers
# we need to log the HMAC'd IP even if there's no cookie so use a
# dummy
write_cookie = 'no cookie'
# now log the cookie, along with encrypted versions of the IP address
# and a quarter-erased IP address, like the one Google keeps
ip, google_style_ip = get_ip_hmacs(ip_addr, key)
db.record_sighting(
write_cookie, signature, ip, google_style_ip)
return seen == 0