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count invalid votes as votes for invalid block

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This commit is contained in:
ryan 2016-05-03 15:28:46 +02:00
parent dbfd35a39d
commit a3d8c68298
1 changed files with 8 additions and 6 deletions
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14
bigchaindb/core.py
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@ -1,5 +1,6 @@
import random
import math
import operator
import rethinkdb as r
import rapidjson
@ -493,14 +494,15 @@ class Bigchain(object):
"""
n_voters = len(block['block']['voters'])
vote_list = [vote['vote']['is_block_valid']
for vote in block['block']['votes']
if self.consensus.verify_vote_signature(block, vote)]
vote_cast = [vote['vote']['is_block_valid'] for vote in block['block']['votes']]
vote_validity = [self.consensus.verify_vote_signature(block, vote) for vote in block['block']['votes']]
# element-wise product of stated vote and validity of vote
vote_list = list(map(operator.mul, vote_cast, vote_validity))
# validate votes here
n_invalid_votes = vote_list.count(False)
n_valid_votes = vote_list.count(True)
n_valid_votes = sum(vote_list)
n_invalid_votes = len(vote_list) - n_valid_votes
if n_invalid_votes >= math.ceil(n_voters / 2):
return 'invalid'