mirror of
https://github.com/planetmint/planetmint.git
synced 2025-03-30 15:08:31 +00:00
115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
# Copyright © 2020 Interplanetary Database Association e.V.,
|
|
# Planetmint and IPDB software contributors.
|
|
# SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
|
|
# Code is Apache-2.0 and docs are CC-BY-4.0
|
|
|
|
import base58
|
|
import base64
|
|
import random
|
|
|
|
from functools import singledispatch
|
|
|
|
from planetmint.backend.localmongodb.connection import LocalMongoDBConnection
|
|
from planetmint.backend.schema import TABLES
|
|
from planetmint.common import crypto
|
|
from planetmint.common.transaction_mode_types import BROADCAST_TX_COMMIT
|
|
from planetmint.elections.election import Election, Vote
|
|
from planetmint.tendermint_utils import key_to_base64
|
|
|
|
|
|
@singledispatch
|
|
def flush_db(connection, dbname):
|
|
raise NotImplementedError
|
|
|
|
|
|
@flush_db.register(LocalMongoDBConnection)
|
|
def flush_localmongo_db(connection, dbname):
|
|
for t in TABLES:
|
|
getattr(connection.conn[dbname], t).delete_many({})
|
|
|
|
|
|
def generate_block(planet):
|
|
from planetmint.common.crypto import generate_key_pair
|
|
from planetmint.models import Transaction
|
|
|
|
alice = generate_key_pair()
|
|
tx = Transaction.create([alice.public_key],
|
|
[([alice.public_key], 1)],
|
|
asset=None)\
|
|
.sign([alice.private_key])
|
|
|
|
code, message = planet.write_transaction(tx, BROADCAST_TX_COMMIT)
|
|
assert code == 202
|
|
|
|
|
|
def to_inputs(election, i, ed25519_node_keys):
|
|
input0 = election.to_inputs()[i]
|
|
votes = election.outputs[i].amount
|
|
public_key0 = input0.owners_before[0]
|
|
key0 = ed25519_node_keys[public_key0]
|
|
return (input0, votes, key0)
|
|
|
|
|
|
def gen_vote(election, i, ed25519_node_keys):
|
|
(input_i, votes_i, key_i) = to_inputs(election, i, ed25519_node_keys)
|
|
election_pub_key = Election.to_public_key(election.id)
|
|
return Vote.generate([input_i],
|
|
[([election_pub_key], votes_i)],
|
|
election_id=election.id)\
|
|
.sign([key_i.private_key])
|
|
|
|
|
|
def generate_validators(powers):
|
|
"""Generates an arbitrary number of validators with random public keys.
|
|
|
|
The object under the `storage` key is in the format expected by DB.
|
|
|
|
The object under the `eleciton` key is in the format expected by
|
|
the upsert validator election.
|
|
|
|
`public_key`, `private_key` are in the format used for signing transactions.
|
|
|
|
Args:
|
|
powers: A list of intergers representing the voting power to
|
|
assign to the corresponding validators.
|
|
"""
|
|
validators = []
|
|
for power in powers:
|
|
kp = crypto.generate_key_pair()
|
|
validators.append({
|
|
'storage': {
|
|
'public_key': {
|
|
'value': key_to_base64(base58.b58decode(kp.public_key).hex()),
|
|
'type': 'ed25519-base64',
|
|
},
|
|
'voting_power': power,
|
|
},
|
|
'election': {
|
|
'node_id': f'node-{random.choice(range(100))}',
|
|
'power': power,
|
|
'public_key': {
|
|
'value': base64.b16encode(base58.b58decode(kp.public_key)).decode('utf-8'),
|
|
'type': 'ed25519-base16',
|
|
},
|
|
},
|
|
'public_key': kp.public_key,
|
|
'private_key': kp.private_key,
|
|
})
|
|
return validators
|
|
|
|
|
|
def generate_election(b, cls, public_key, private_key, asset_data, voter_keys):
|
|
voters = cls.recipients(b)
|
|
election = cls.generate([public_key],
|
|
voters,
|
|
asset_data,
|
|
None).sign([private_key])
|
|
|
|
votes = [Vote.generate([election.to_inputs()[i]],
|
|
[([Election.to_public_key(election.id)], power)],
|
|
election.id) for i, (_, power) in enumerate(voters)]
|
|
for key, v in zip(voter_keys, votes):
|
|
v.sign([key])
|
|
|
|
return election, votes
|