More wallet simplifications. Placeholder for looking up

secret key by public key.
This commit is contained in:
Richard Kiss 2020-09-16 14:25:10 -07:00
parent 4b3dd9736d
commit 90944cde5f
2 changed files with 56 additions and 39 deletions

View File

@ -1,7 +1,11 @@
import time
<<<<<<< HEAD
from typing import Dict, List, Tuple, Set, Any
=======
from typing import Dict, Optional, List, Set, Any
>>>>>>> More wallet simplifications. Placeholder for looking up
import logging
from blspy import G2Element, AugSchemeMPL
from blspy import G1Element, G2Element, AugSchemeMPL, PrivateKey
from src.types.coin import Coin
from src.types.coin_solution import CoinSolution
from src.types.program import Program
@ -33,6 +37,7 @@ class Wallet(AbstractWallet):
wallet_state_manager: Any
log: logging.Logger
wallet_info: WalletInfo
_pk2sk: Dict[G1Element, PrivateKey]
@staticmethod
async def create(
@ -47,6 +52,13 @@ class Wallet(AbstractWallet):
self.log = logging.getLogger(__name__)
self.wallet_state_manager = wallet_state_manager
self.wallet_info = info
<<<<<<< HEAD
=======
# HACK
self._pk2sk = {}
>>>>>>> More wallet simplifications. Placeholder for looking up
return self
async def get_confirmed_balance(self) -> uint64:
@ -213,7 +225,7 @@ class Wallet(AbstractWallet):
fee: uint64 = uint64(0),
origin_id: bytes32 = None,
coins: Set[Coin] = None,
) -> List[Tuple[Program, CoinSolution]]:
) -> List[CoinSolution]:
"""
Generates a unsigned transaction in form of List(Puzzle, Solutions)
"""
@ -225,7 +237,7 @@ class Wallet(AbstractWallet):
spend_value = sum([coin.amount for coin in coins])
change = spend_value - amount - fee
spends: List[Tuple[Program, CoinSolution]] = []
spends: List[CoinSolution] = []
output_created = False
for coin in coins:
@ -243,15 +255,7 @@ class Wallet(AbstractWallet):
puzzle: Program = puzzle_for_pk(bytes(pubkey))
# Only one coin creates outputs
if output_created is False and origin_id is None:
primaries = [{"puzzlehash": newpuzzlehash, "amount": amount}]
if change > 0:
changepuzzlehash = await self.get_new_puzzlehash()
primaries.append({"puzzlehash": changepuzzlehash, "amount": change})
solution = self.make_solution(primaries=primaries, fee=fee)
output_created = True
elif output_created is False and origin_id == coin.name():
if not output_created and origin_id in (None, coin.name()):
primaries = [{"puzzlehash": newpuzzlehash, "amount": amount}]
if change > 0:
changepuzzlehash = await self.get_new_puzzlehash()
@ -262,29 +266,34 @@ class Wallet(AbstractWallet):
else:
solution = self.make_solution()
spends.append((puzzle, CoinSolution(coin, solution)))
puzzle_solution_pair = Program.to([puzzle, solution])
spends.append(CoinSolution(coin, puzzle_solution_pair))
self.log.info(f"Spends is {spends}")
return spends
def secret_key_for_public_key(self, public_key: G1Element) -> Optional[PrivateKey]:
return self._pk2sk.get(bytes(public_key))
async def sign_transaction(
self, spends: List[Tuple[Program, CoinSolution]]
self, coin_solutions: List[CoinSolution]
) -> SpendBundle:
signatures = []
for puzzle, solution in spends:
for coin_solution in coin_solutions:
# Get keys
keys = await self.wallet_state_manager.get_keys(solution.coin.puzzle_hash)
keys = await self.wallet_state_manager.get_keys(coin_solution.coin.puzzle_hash)
if not keys:
error_msg = f"Sign transaction failed, No Keys for puzzlehash {solution.coin.puzzle_hash}"
error_msg = f"Sign transaction failed, No Keys for puzzlehash {coin_solution.coin.puzzle_hash}"
self.log.error(error_msg)
raise ValueError(error_msg)
pubkey, secretkey = keys
code_ = [puzzle, solution.solution]
sexp = Program.to(code_)
# HACK
self._pk2sk[bytes(pubkey)] = secretkey
# Get AGGSIG conditions
err, con, cost = conditions_for_solution(sexp)
err, con, cost = conditions_for_solution(coin_solution.solution)
if err or not con:
error_msg = f"Sign transaction failed, con:{con}, error: {err}"
self.log.error(error_msg)
@ -294,20 +303,36 @@ class Wallet(AbstractWallet):
# Create signature
for _, msg in pkm_pairs_for_conditions_dict(
conditions_dict, bytes(solution.coin)
conditions_dict, bytes(coin_solution.coin)
):
secret_key = self.secret_key_for_public_key(_)
if secret_key is None:
self.log.error(f"no secret key for for {_}")
return None
signature = AugSchemeMPL.sign(secretkey, msg)
signatures.append(signature)
# Aggregate signatures
aggsig = AugSchemeMPL.aggregate(signatures)
solution_list: List[CoinSolution] = [
CoinSolution(
coin_solution.coin, Program.to([puzzle, coin_solution.solution])
)
for (puzzle, coin_solution) in spends
]
return SpendBundle(solution_list, aggsig)
return SpendBundle(coin_solutions, aggsig)
async def generate_signed_transaction_dict(
self, data: Dict[str, Any]
) -> Optional[TransactionRecord]:
""" Use this to generate transaction. """
# Check that both are integers
if not isinstance(data["amount"], int) or not isinstance(data["amount"], int):
raise ValueError("An integer amount or fee is required (too many decimals)")
amount = uint64(data["amount"])
if "fee" in data:
fee = uint64(data["fee"])
else:
fee = uint64(0)
puzzle_hash = decode_puzzle_hash(data["puzzle_hash"])
return await self.generate_signed_transaction(amount, puzzle_hash, fee)
async def generate_signed_transaction(
self,
@ -328,13 +353,8 @@ class Wallet(AbstractWallet):
spend_bundle: SpendBundle = await self.sign_transaction(transaction)
now = uint64(int(time.time()))
add_list: List[Coin] = []
rem_list: List[Coin] = []
for add in spend_bundle.additions():
add_list.append(add)
for rem in spend_bundle.removals():
rem_list.append(rem)
add_list: List[Coin] = list(spend_bundle.additions())
rem_list: List[Coin] = list(spend_bundle.removals())
return TransactionRecord(
confirmed_at_index=uint32(0),

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@ -12,7 +12,6 @@ from src.util.ints import uint32
def test_1():
puzzle_program_0 = puzzle_program_for_index(uint32(0))
puzzle_program_1 = puzzle_program_for_index(uint32(1))
puzzle_program_2 = puzzle_program_for_index(uint32(2))
@ -22,9 +21,7 @@ def test_1():
]
assert conditions is not None
puzzle_hash_solution = p2_delegated_puzzle.solution_for_conditions(
puzzle_program_0, conditions
)
puzzle_hash_solution = p2_delegated_puzzle.solution_for_conditions(conditions)
error, output_conditions, cost = conditions_for_solution(puzzle_hash_solution)
assert error is None