def combine_and_verify(h, sigs):
# return True # we are skipping the verification
assert len(sigs) == myPK.k
sigs = dict((s,serialize(v)) for s,v in sigs.iteritems())
h = serialize(h)
# Pick a random process
_,pipe = _procs[random.choice(range(len(_procs)))] #random.choice(_procs)
pipe.put((h,sigs))
assert pipe.get() == True
def main():
parser = argparse.ArgumentParser()
parser.add_argument('players', help='The number of players')
parser.add_argument('k', help='k')
args = parser.parse_args()
players = int(args.players)
if args.k:
k = int(args.k)
else:
k = players / 2 # N - 2 * t
PK, SKs = dealer(players=players, k=k)
content = (PK.l, PK.k, serialize(PK.VK), [serialize(VKp) for VKp in PK.VKs],
[(SK.i, serialize(SK.SK)) for SK in SKs])
print cPickle.dumps(content)
def main():
parser = argparse.ArgumentParser()
parser.add_argument('players', help='The number of players')
parser.add_argument('k', help='k')
args = parser.parse_args()
players = int(args.players)
if args.k:
k = int(args.k)
else:
k = players / 2 # N - 2 * t
PK, SKs = dealer(players=players, k=k)
content = (PK.l, PK.k, serialize(PK.VK),
[serialize(VKp) for VKp in PK.VKs], [(SK.i, serialize(SK.SK))
for SK in SKs])
print cPickle.dumps(content)
def _worker(PK, pipe):
while True:
(h, sigs) = pipe.get()
sigs = dict(sigs)
for s in sigs:
sigs[s] = deserialize1(sigs[s])
h = deserialize1(h)
sig = PK.combine_shares(sigs)
res = PK.verify_signature(sig, h)
pipe.put((res, serialize(sig)))
def pool_test():
global PK, SKs
PK, SKs = dealer(players=64,k=17)
global sigs,h
sigs = {}
h = PK.hash_message('hi')
h.initPP()
for SK in SKs:
sigs[SK.i] = SK.sign(h)
from multiprocessing import Pool
pool = Pool()
print 'Pool started'
import time
sigs2 = dict((s,serialize(sigs[s])) for s in range(PK.k))
_h = serialize(h)
# Combine 100 times
if 1:
promises = [pool.apply_async(_combine_and_verify,
(_h, sigs2))
for i in range(100)]
print 'launched', time.time()
for p in promises: assert p.get() == True
print 'done', time.time()
# Combine 100 times
if 1:
print 'launched', time.time()
for i in range(100):
_combine_and_verify(_h, sigs2)
print 'done', time.time()
print 'work done'
pool.terminate()
pool.join()
print 'ok'
def combine_and_verify(h, sigs):
assert len(sigs) == _pool_PK.k
sigs = dict((s,serialize(v)) for s,v in sigs.iteritems())
h = serialize(h)
promise = _pool.apply_async(_combine_and_verify, (h, sigs))
assert promise.get() == True
