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electrum/electrum/wallet_db.py

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#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2015 Thomas Voegtlin
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation files
# (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge,
# publish, distribute, sublicense, and/or sell copies of the Software,
# and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import os
import ast
import datetime
import json
import copy
import threading
from collections import defaultdict
from typing import Dict, Optional, List, Tuple, Set, Iterable, NamedTuple, Sequence, TYPE_CHECKING, Union
import binascii
import time
import attr
from . import util, bitcoin
from .util import profiler, WalletFileException, multisig_type, TxMinedInfo, bfh
from .invoices import Invoice, Request
from .keystore import bip44_derivation
from .transaction import Transaction, TxOutpoint, tx_from_any, PartialTransaction, PartialTxOutput
from .logging import Logger
from .lnutil import LOCAL, REMOTE, FeeUpdate, UpdateAddHtlc, LocalConfig, RemoteConfig, ChannelType
from .lnutil import ImportedChannelBackupStorage, OnchainChannelBackupStorage
from .lnutil import ChannelConstraints, Outpoint, ShachainElement
from .json_db import StoredDict, JsonDB, locked, modifier, StoredObject
from .plugin import run_hook, plugin_loaders
from .submarine_swaps import SwapData
from .version import ELECTRUM_VERSION
if TYPE_CHECKING:
from .storage import WalletStorage
# seed_version is now used for the version of the wallet file
OLD_SEED_VERSION = 4 # electrum versions < 2.0
NEW_SEED_VERSION = 11 # electrum versions >= 2.0
FINAL_SEED_VERSION = 51 # electrum >= 2.7 will set this to prevent
# old versions from overwriting new format
class TxFeesValue(NamedTuple):
fee: Optional[int] = None
is_calculated_by_us: bool = False
num_inputs: Optional[int] = None
@attr.s
class DBMetadata(StoredObject):
creation_timestamp = attr.ib(default=None, type=int)
first_electrum_version_used = attr.ib(default=None, type=str)
def to_str(self) -> str:
ts = self.creation_timestamp
ver = self.first_electrum_version_used
if ts is None or ver is None:
return "unknown"
date_str = datetime.date.fromtimestamp(ts).isoformat()
return f"using {ver}, on {date_str}"
class WalletDB(JsonDB):
def __init__(self, raw, *, manual_upgrades: bool):
JsonDB.__init__(self, {})
self._manual_upgrades = manual_upgrades
self._called_after_upgrade_tasks = False
if raw: # loading existing db
self.load_data(raw)
self.load_plugins()
else: # creating new db
self.put('seed_version', FINAL_SEED_VERSION)
self._add_db_creation_metadata()
self._after_upgrade_tasks()
def load_data(self, s):
try:
self.data = json.loads(s)
except:
try:
d = ast.literal_eval(s)
labels = d.get('labels', {})
except Exception as e:
raise WalletFileException("Cannot read wallet file. (parsing failed)")
self.data = {}
for key, value in d.items():
try:
json.dumps(key)
json.dumps(value)
except:
self.logger.info(f'Failed to convert label to json format: {key}')
continue
self.data[key] = value
if not isinstance(self.data, dict):
raise WalletFileException("Malformed wallet file (not dict)")
if not self._manual_upgrades and self.requires_split():
raise WalletFileException("This wallet has multiple accounts and must be split")
if not self.requires_upgrade():
self._after_upgrade_tasks()
elif not self._manual_upgrades:
self.upgrade()
def requires_split(self):
d = self.get('accounts', {})
return len(d) > 1
def get_split_accounts(self):
result = []
# backward compatibility with old wallets
d = self.get('accounts', {})
if len(d) < 2:
return
wallet_type = self.get('wallet_type')
if wallet_type == 'old':
assert len(d) == 2
data1 = copy.deepcopy(self.data)
data1['accounts'] = {'0': d['0']}
data1['suffix'] = 'deterministic'
data2 = copy.deepcopy(self.data)
data2['accounts'] = {'/x': d['/x']}
data2['seed'] = None
data2['seed_version'] = None
data2['master_public_key'] = None
data2['wallet_type'] = 'imported'
data2['suffix'] = 'imported'
result = [data1, data2]
# note: do not add new hardware types here, this code is for converting legacy wallets
elif wallet_type in ['bip44', 'trezor', 'keepkey', 'ledger', 'btchip']:
mpk = self.get('master_public_keys')
for k in d.keys():
i = int(k)
x = d[k]
if x.get("pending"):
continue
xpub = mpk["x/%d'"%i]
new_data = copy.deepcopy(self.data)
# save account, derivation and xpub at index 0
new_data['accounts'] = {'0': x}
new_data['master_public_keys'] = {"x/0'": xpub}
new_data['derivation'] = bip44_derivation(k)
new_data['suffix'] = k
result.append(new_data)
else:
raise WalletFileException("This wallet has multiple accounts and must be split")
return result
def requires_upgrade(self):
return self.get_seed_version() < FINAL_SEED_VERSION
@profiler
def upgrade(self):
self.logger.info('upgrading wallet format')
if self._called_after_upgrade_tasks:
# we need strict ordering between upgrade() and after_upgrade_tasks()
raise Exception("'after_upgrade_tasks' must NOT be called before 'upgrade'")
self._convert_imported()
self._convert_wallet_type()
self._convert_account()
self._convert_version_13_b()
self._convert_version_14()
self._convert_version_15()
self._convert_version_16()
self._convert_version_17()
self._convert_version_18()
self._convert_version_19()
self._convert_version_20()
self._convert_version_21()
self._convert_version_22()
self._convert_version_23()
self._convert_version_24()
self._convert_version_25()
self._convert_version_26()
self._convert_version_27()
self._convert_version_28()
self._convert_version_29()
self._convert_version_30()
self._convert_version_31()
self._convert_version_32()
self._convert_version_33()
self._convert_version_34()
self._convert_version_35()
self._convert_version_36()
self._convert_version_37()
self._convert_version_38()
self._convert_version_39()
self._convert_version_40()
self._convert_version_41()
self._convert_version_42()
self._convert_version_43()
self._convert_version_44()
self._convert_version_45()
self._convert_version_46()
self._convert_version_47()
self._convert_version_48()
self._convert_version_49()
self._convert_version_50()
self._convert_version_51()
self.put('seed_version', FINAL_SEED_VERSION) # just to be sure
self._after_upgrade_tasks()
def _after_upgrade_tasks(self):
self._called_after_upgrade_tasks = True
self._load_transactions()
def _convert_wallet_type(self):
if not self._is_upgrade_method_needed(0, 13):
return
wallet_type = self.get('wallet_type')
if wallet_type == 'btchip': wallet_type = 'ledger'
if self.get('keystore') or self.get('x1/') or wallet_type=='imported':
return False
assert not self.requires_split()
seed_version = self.get_seed_version()
seed = self.get('seed')
xpubs = self.get('master_public_keys')
xprvs = self.get('master_private_keys', {})
mpk = self.get('master_public_key')
keypairs = self.get('keypairs')
key_type = self.get('key_type')
if seed_version == OLD_SEED_VERSION or wallet_type == 'old':
d = {
'type': 'old',
'seed': seed,
'mpk': mpk,
}
self.put('wallet_type', 'standard')
self.put('keystore', d)
elif key_type == 'imported':
d = {
'type': 'imported',
'keypairs': keypairs,
}
self.put('wallet_type', 'standard')
self.put('keystore', d)
elif wallet_type in ['xpub', 'standard']:
xpub = xpubs["x/"]
xprv = xprvs.get("x/")
d = {
'type': 'bip32',
'xpub': xpub,
'xprv': xprv,
'seed': seed,
}
self.put('wallet_type', 'standard')
self.put('keystore', d)
elif wallet_type in ['bip44']:
xpub = xpubs["x/0'"]
xprv = xprvs.get("x/0'")
d = {
'type': 'bip32',
'xpub': xpub,
'xprv': xprv,
}
self.put('wallet_type', 'standard')
self.put('keystore', d)
# note: do not add new hardware types here, this code is for converting legacy wallets
elif wallet_type in ['trezor', 'keepkey', 'ledger']:
xpub = xpubs["x/0'"]
derivation = self.get('derivation', bip44_derivation(0))
d = {
'type': 'hardware',
'hw_type': wallet_type,
'xpub': xpub,
'derivation': derivation,
}
self.put('wallet_type', 'standard')
self.put('keystore', d)
elif (wallet_type == '2fa') or multisig_type(wallet_type):
for key in xpubs.keys():
d = {
'type': 'bip32',
'xpub': xpubs[key],
'xprv': xprvs.get(key),
}
if key == 'x1/' and seed:
d['seed'] = seed
self.put(key, d)
else:
raise WalletFileException('Unable to tell wallet type. Is this even a wallet file?')
# remove junk
self.put('master_public_key', None)
self.put('master_public_keys', None)
self.put('master_private_keys', None)
self.put('derivation', None)
self.put('seed', None)
self.put('keypairs', None)
self.put('key_type', None)
def _convert_version_13_b(self):
# version 13 is ambiguous, and has an earlier and a later structure
if not self._is_upgrade_method_needed(0, 13):
return
if self.get('wallet_type') == 'standard':
if self.get('keystore').get('type') == 'imported':
pubkeys = self.get('keystore').get('keypairs').keys()
d = {'change': []}
receiving_addresses = []
for pubkey in pubkeys:
addr = bitcoin.pubkey_to_address('p2pkh', pubkey)
receiving_addresses.append(addr)
d['receiving'] = receiving_addresses
self.put('addresses', d)
self.put('pubkeys', None)
self.put('seed_version', 13)
def _convert_version_14(self):
# convert imported wallets for 3.0
if not self._is_upgrade_method_needed(13, 13):
return
if self.get('wallet_type') =='imported':
addresses = self.get('addresses')
if type(addresses) is list:
addresses = dict([(x, None) for x in addresses])
self.put('addresses', addresses)
elif self.get('wallet_type') == 'standard':
if self.get('keystore').get('type')=='imported':
addresses = set(self.get('addresses').get('receiving'))
pubkeys = self.get('keystore').get('keypairs').keys()
assert len(addresses) == len(pubkeys)
d = {}
for pubkey in pubkeys:
addr = bitcoin.pubkey_to_address('p2pkh', pubkey)
assert addr in addresses
d[addr] = {
'pubkey': pubkey,
'redeem_script': None,
'type': 'p2pkh'
}
self.put('addresses', d)
self.put('pubkeys', None)
self.put('wallet_type', 'imported')
self.put('seed_version', 14)
def _convert_version_15(self):
if not self._is_upgrade_method_needed(14, 14):
return
if self.get('seed_type') == 'segwit':
# should not get here; get_seed_version should have caught this
raise Exception('unsupported derivation (development segwit, v14)')
self.put('seed_version', 15)
def _convert_version_16(self):
# fixes issue #3193 for Imported_Wallets with addresses
# also, previous versions allowed importing any garbage as an address
# which we now try to remove, see pr #3191
if not self._is_upgrade_method_needed(15, 15):
return
def remove_address(addr):
def remove_from_dict(dict_name):
d = self.get(dict_name, None)
if d is not None:
d.pop(addr, None)
self.put(dict_name, d)
def remove_from_list(list_name):
lst = self.get(list_name, None)
if lst is not None:
s = set(lst)
s -= {addr}
self.put(list_name, list(s))
# note: we don't remove 'addr' from self.get('addresses')
remove_from_dict('addr_history')
remove_from_dict('labels')
remove_from_dict('payment_requests')
remove_from_list('frozen_addresses')
if self.get('wallet_type') == 'imported':
addresses = self.get('addresses')
assert isinstance(addresses, dict)
addresses_new = dict()
for address, details in addresses.items():
if not bitcoin.is_address(address):
remove_address(address)
continue
if details is None:
addresses_new[address] = {}
else:
addresses_new[address] = details
self.put('addresses', addresses_new)
self.put('seed_version', 16)
def _convert_version_17(self):
# delete pruned_txo; construct spent_outpoints
if not self._is_upgrade_method_needed(16, 16):
return
self.put('pruned_txo', None)
transactions = self.get('transactions', {}) # txid -> raw_tx
spent_outpoints = defaultdict(dict)
for txid, raw_tx in transactions.items():
tx = Transaction(raw_tx)
for txin in tx.inputs():
if txin.is_coinbase_input():
continue
prevout_hash = txin.prevout.txid.hex()
prevout_n = txin.prevout.out_idx
spent_outpoints[prevout_hash][str(prevout_n)] = txid
self.put('spent_outpoints', spent_outpoints)
self.put('seed_version', 17)
def _convert_version_18(self):
# delete verified_tx3 as its structure changed
if not self._is_upgrade_method_needed(17, 17):
return
self.put('verified_tx3', None)
self.put('seed_version', 18)
def _convert_version_19(self):
# delete tx_fees as its structure changed
if not self._is_upgrade_method_needed(18, 18):
return
self.put('tx_fees', None)
self.put('seed_version', 19)
def _convert_version_20(self):
# store 'derivation' (prefix) and 'root_fingerprint' in all xpub-based keystores.
# store explicit None values if we cannot retroactively determine them
if not self._is_upgrade_method_needed(19, 19):
return
from .bip32 import BIP32Node, convert_bip32_intpath_to_strpath
# note: This upgrade method reimplements bip32.root_fp_and_der_prefix_from_xkey.
# This is done deliberately, to avoid introducing that method as a dependency to this upgrade.
for ks_name in ('keystore', *['x{}/'.format(i) for i in range(1, 16)]):
ks = self.get(ks_name, None)
if ks is None: continue
xpub = ks.get('xpub', None)
if xpub is None: continue
bip32node = BIP32Node.from_xkey(xpub)
# derivation prefix
derivation_prefix = ks.get('derivation', None)
if derivation_prefix is None:
assert bip32node.depth >= 0, bip32node.depth
if bip32node.depth == 0:
derivation_prefix = 'm'
elif bip32node.depth == 1:
child_number_int = int.from_bytes(bip32node.child_number, 'big')
derivation_prefix = convert_bip32_intpath_to_strpath([child_number_int])
ks['derivation'] = derivation_prefix
# root fingerprint
root_fingerprint = ks.get('ckcc_xfp', None)
if root_fingerprint is not None:
root_fingerprint = root_fingerprint.to_bytes(4, byteorder="little", signed=False).hex().lower()
if root_fingerprint is None:
if bip32node.depth == 0:
root_fingerprint = bip32node.calc_fingerprint_of_this_node().hex().lower()
elif bip32node.depth == 1:
root_fingerprint = bip32node.fingerprint.hex()
ks['root_fingerprint'] = root_fingerprint
ks.pop('ckcc_xfp', None)
self.put(ks_name, ks)
self.put('seed_version', 20)
def _convert_version_21(self):
if not self._is_upgrade_method_needed(20, 20):
return
channels = self.get('channels')
if channels:
for channel in channels:
channel['state'] = 'OPENING'
self.put('channels', channels)
self.put('seed_version', 21)
def _convert_version_22(self):
# construct prevouts_by_scripthash
if not self._is_upgrade_method_needed(21, 21):
return
from .bitcoin import script_to_scripthash
transactions = self.get('transactions', {}) # txid -> raw_tx
prevouts_by_scripthash = defaultdict(list)
for txid, raw_tx in transactions.items():
tx = Transaction(raw_tx)
for idx, txout in enumerate(tx.outputs()):
outpoint = f"{txid}:{idx}"
scripthash = script_to_scripthash(txout.scriptpubkey.hex())
prevouts_by_scripthash[scripthash].append((outpoint, txout.value))
self.put('prevouts_by_scripthash', prevouts_by_scripthash)
self.put('seed_version', 22)
def _convert_version_23(self):
if not self._is_upgrade_method_needed(22, 22):
return
channels = self.get('channels', [])
LOCAL = 1
REMOTE = -1
for c in channels:
# move revocation store from remote_config
r = c['remote_config'].pop('revocation_store')
c['revocation_store'] = r
# convert fee updates
log = c.get('log', {})
for sub in LOCAL, REMOTE:
l = log[str(sub)]['fee_updates']
d = {}
for i, fu in enumerate(l):
d[str(i)] = {
'rate':fu['rate'],
'ctn_local':fu['ctns'][str(LOCAL)],
'ctn_remote':fu['ctns'][str(REMOTE)]
}
log[str(int(sub))]['fee_updates'] = d
self.data['channels'] = channels
self.data['seed_version'] = 23
def _convert_version_24(self):
if not self._is_upgrade_method_needed(23, 23):
return
channels = self.get('channels', [])
for c in channels:
# convert revocation store to dict
r = c['revocation_store']
d = {}
for i in range(49):
v = r['buckets'][i]
if v is not None:
d[str(i)] = v
r['buckets'] = d
c['revocation_store'] = r
# convert channels to dict
self.data['channels'] = {x['channel_id']: x for x in channels}
# convert txi & txo
txi = self.get('txi', {})
for tx_hash, d in list(txi.items()):
d2 = {}
for addr, l in d.items():
d2[addr] = {}
for ser, v in l:
d2[addr][ser] = v
txi[tx_hash] = d2
self.data['txi'] = txi
txo = self.get('txo', {})
for tx_hash, d in list(txo.items()):
d2 = {}
for addr, l in d.items():
d2[addr] = {}
for n, v, cb in l:
d2[addr][str(n)] = (v, cb)
txo[tx_hash] = d2
self.data['txo'] = txo
self.data['seed_version'] = 24
def _convert_version_25(self):
from .crypto import sha256
if not self._is_upgrade_method_needed(24, 24):
return
# add 'type' field to onchain requests
PR_TYPE_ONCHAIN = 0
requests = self.data.get('payment_requests', {})
for k, r in list(requests.items()):
if r.get('address') == k:
requests[k] = {
'address': r['address'],
'amount': r.get('amount'),
'exp': r.get('exp'),
'id': r.get('id'),
'memo': r.get('memo'),
'time': r.get('time'),
'type': PR_TYPE_ONCHAIN,
}
# delete bip70 invoices
# note: this upgrade was changed ~2 years after-the-fact to delete instead of converting
invoices = self.data.get('invoices', {})
for k, r in list(invoices.items()):
data = r.get("hex")
pr_id = sha256(bytes.fromhex(data))[0:16].hex()
if pr_id != k:
continue
del invoices[k]
self.data['seed_version'] = 25
def _convert_version_26(self):
if not self._is_upgrade_method_needed(25, 25):
return
channels = self.data.get('channels', {})
channel_timestamps = self.data.pop('lightning_channel_timestamps', {})
for channel_id, c in channels.items():
item = channel_timestamps.get(channel_id)
if item:
funding_txid, funding_height, funding_timestamp, closing_txid, closing_height, closing_timestamp = item
if funding_txid:
c['funding_height'] = funding_txid, funding_height, funding_timestamp
if closing_txid:
c['closing_height'] = closing_txid, closing_height, closing_timestamp
self.data['seed_version'] = 26
def _convert_version_27(self):
if not self._is_upgrade_method_needed(26, 26):
return
channels = self.data.get('channels', {})
for channel_id, c in channels.items():
c['local_config']['htlc_minimum_msat'] = 1
self.data['seed_version'] = 27
def _convert_version_28(self):
if not self._is_upgrade_method_needed(27, 27):
return
channels = self.data.get('channels', {})
for channel_id, c in channels.items():
c['local_config']['channel_seed'] = None
self.data['seed_version'] = 28
def _convert_version_29(self):
if not self._is_upgrade_method_needed(28, 28):
return
PR_TYPE_ONCHAIN = 0
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, r in list(d.items()):
_type = r.get('type', 0)
item = {
'type': _type,
'message': r.get('message') or r.get('memo', ''),
'amount': r.get('amount'),
'exp': r.get('exp') or 0,
'time': r.get('time', 0),
}
if _type == PR_TYPE_ONCHAIN:
address = r.pop('address', None)
if address:
outputs = [(0, address, r.get('amount'))]
else:
outputs = r.get('outputs')
item.update({
'outputs': outputs,
'id': r.get('id'),
'bip70': r.get('bip70'),
'requestor': r.get('requestor'),
})
else:
item.update({
'rhash': r['rhash'],
'invoice': r['invoice'],
})
d[key] = item
self.data['seed_version'] = 29
def _convert_version_30(self):
if not self._is_upgrade_method_needed(29, 29):
return
PR_TYPE_ONCHAIN = 0
PR_TYPE_LN = 2
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, item in list(d.items()):
_type = item['type']
if _type == PR_TYPE_ONCHAIN:
item['amount_sat'] = item.pop('amount')
elif _type == PR_TYPE_LN:
amount_sat = item.pop('amount')
item['amount_msat'] = 1000 * amount_sat if amount_sat is not None else None
item.pop('exp')
item.pop('message')
item.pop('rhash')
item.pop('time')
else:
raise Exception(f"unknown invoice type: {_type}")
self.data['seed_version'] = 30
def _convert_version_31(self):
if not self._is_upgrade_method_needed(30, 30):
return
PR_TYPE_ONCHAIN = 0
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, item in list(d.items()):
if item['type'] == PR_TYPE_ONCHAIN:
item['amount_sat'] = item['amount_sat'] or 0
item['exp'] = item['exp'] or 0
item['time'] = item['time'] or 0
self.data['seed_version'] = 31
def _convert_version_32(self):
if not self._is_upgrade_method_needed(31, 31):
return
PR_TYPE_ONCHAIN = 0
invoices_old = self.data.get('invoices', {})
invoices_new = {k: item for k, item in invoices_old.items()
if not (item['type'] == PR_TYPE_ONCHAIN and item['outputs'] is None)}
self.data['invoices'] = invoices_new
self.data['seed_version'] = 32
def _convert_version_33(self):
if not self._is_upgrade_method_needed(32, 32):
return
PR_TYPE_ONCHAIN = 0
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, item in list(d.items()):
if item['type'] == PR_TYPE_ONCHAIN:
item['height'] = item.get('height') or 0
self.data['seed_version'] = 33
def _convert_version_34(self):
if not self._is_upgrade_method_needed(33, 33):
return
channels = self.data.get('channels', {})
for key, item in channels.items():
item['local_config']['upfront_shutdown_script'] = \
item['local_config'].get('upfront_shutdown_script') or ""
item['remote_config']['upfront_shutdown_script'] = \
item['remote_config'].get('upfront_shutdown_script') or ""
self.data['seed_version'] = 34
def _convert_version_35(self):
# same as 32, but for payment_requests
if not self._is_upgrade_method_needed(34, 34):
return
PR_TYPE_ONCHAIN = 0
requests_old = self.data.get('payment_requests', {})
requests_new = {k: item for k, item in requests_old.items()
if not (item['type'] == PR_TYPE_ONCHAIN and item['outputs'] is None)}
self.data['payment_requests'] = requests_new
self.data['seed_version'] = 35
def _convert_version_36(self):
if not self._is_upgrade_method_needed(35, 35):
return
old_frozen_coins = self.data.get('frozen_coins', [])
new_frozen_coins = {coin: True for coin in old_frozen_coins}
self.data['frozen_coins'] = new_frozen_coins
self.data['seed_version'] = 36
def _convert_version_37(self):
if not self._is_upgrade_method_needed(36, 36):
return
payments = self.data.get('lightning_payments', {})
for k, v in list(payments.items()):
amount_sat, direction, status = v
amount_msat = amount_sat * 1000 if amount_sat is not None else None
payments[k] = amount_msat, direction, status
self.data['lightning_payments'] = payments
self.data['seed_version'] = 37
def _convert_version_38(self):
if not self._is_upgrade_method_needed(37, 37):
return
PR_TYPE_ONCHAIN = 0
PR_TYPE_LN = 2
from .bitcoin import TOTAL_COIN_SUPPLY_LIMIT_IN_BTC, COIN
max_sats = TOTAL_COIN_SUPPLY_LIMIT_IN_BTC * COIN
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, item in list(d.items()):
if item['type'] == PR_TYPE_ONCHAIN:
amount_sat = item['amount_sat']
if amount_sat == '!':
continue
if not (isinstance(amount_sat, int) and 0 <= amount_sat <= max_sats):
del d[key]
elif item['type'] == PR_TYPE_LN:
amount_msat = item['amount_msat']
if not amount_msat:
continue
if not (isinstance(amount_msat, int) and 0 <= amount_msat <= max_sats * 1000):
del d[key]
self.data['seed_version'] = 38
def _convert_version_39(self):
# this upgrade prevents initialization of lightning_privkey2 after lightning_xprv has been set
if not self._is_upgrade_method_needed(38, 38):
return
self.data['imported_channel_backups'] = self.data.pop('channel_backups', {})
self.data['seed_version'] = 39
def _convert_version_40(self):
# put 'seed_type' into keystores
if not self._is_upgrade_method_needed(39, 39):
return
for ks_name in ('keystore', *['x{}/'.format(i) for i in range(1, 16)]):
ks = self.data.get(ks_name, None)
if ks is None: continue
seed = ks.get('seed')
if not seed: continue
seed_type = None
xpub = ks.get('xpub') or None
if xpub:
assert isinstance(xpub, str)
if xpub[0:4] in ('xpub', 'tpub'):
seed_type = 'standard'
elif xpub[0:4] in ('zpub', 'Zpub', 'vpub', 'Vpub'):
seed_type = 'segwit'
elif ks.get('type') == 'old':
seed_type = 'old'
if seed_type is not None:
ks['seed_type'] = seed_type
self.data['seed_version'] = 40
def _convert_version_41(self):
# this is a repeat of upgrade 39, to fix wallet backup files (see #7339)
if not self._is_upgrade_method_needed(40, 40):
return
imported_channel_backups = self.data.pop('channel_backups', {})
imported_channel_backups.update(self.data.get('imported_channel_backups', {}))
self.data['imported_channel_backups'] = imported_channel_backups
self.data['seed_version'] = 41
def _convert_version_42(self):
# in OnchainInvoice['outputs'], convert values from None to 0
if not self._is_upgrade_method_needed(41, 41):
return
PR_TYPE_ONCHAIN = 0
requests = self.data.get('payment_requests', {})
invoices = self.data.get('invoices', {})
for d in [invoices, requests]:
for key, item in list(d.items()):
if item['type'] == PR_TYPE_ONCHAIN:
item['outputs'] = [(_type, addr, (val or 0))
for _type, addr, val in item['outputs']]
self.data['seed_version'] = 42
def _convert_version_43(self):
if not self._is_upgrade_method_needed(42, 42):
return
channels = self.data.pop('channels', {})
for k, c in channels.items():
log = c['log']
c['fail_htlc_reasons'] = log.pop('fail_htlc_reasons', {})
c['unfulfilled_htlcs'] = log.pop('unfulfilled_htlcs', {})
log["1"]['unacked_updates'] = log.pop('unacked_local_updates2', {})
self.data['channels'] = channels
self.data['seed_version'] = 43
def _convert_version_44(self):
if not self._is_upgrade_method_needed(43, 43):
return
channels = self.data.get('channels', {})
for key, item in channels.items():
if bool(item.get('static_remotekey_enabled')):
channel_type = ChannelType.OPTION_STATIC_REMOTEKEY
else:
channel_type = ChannelType(0)
item.pop('static_remotekey_enabled', None)
item['channel_type'] = channel_type
self.data['seed_version'] = 44
def _convert_version_45(self):
from .lnaddr import lndecode
if not self._is_upgrade_method_needed(44, 44):
return
swaps = self.data.get('submarine_swaps', {})
for key, item in swaps.items():
item['receive_address'] = None
# note: we set height to zero
# the new key for all requests is a wallet address, not done here
for name in ['invoices', 'payment_requests']:
invoices = self.data.get(name, {})
for key, item in invoices.items():
is_lightning = item['type'] == 2
lightning_invoice = item['invoice'] if is_lightning else None
outputs = item['outputs'] if not is_lightning else None
bip70 = item['bip70'] if not is_lightning else None
if is_lightning:
lnaddr = lndecode(item['invoice'])
amount_msat = lnaddr.get_amount_msat()
timestamp = lnaddr.date
exp_delay = lnaddr.get_expiry()
message = lnaddr.get_description()
height = 0
else:
amount_sat = item['amount_sat']
amount_msat = amount_sat * 1000 if amount_sat not in [None, '!'] else amount_sat
message = item['message']
timestamp = item['time']
exp_delay = item['exp']
height = item['height']
invoices[key] = {
'amount_msat':amount_msat,
'message':message,
'time':timestamp,
'exp':exp_delay,
'height':height,
'outputs':outputs,
'bip70':bip70,
'lightning_invoice':lightning_invoice,
}
self.data['seed_version'] = 45
def _convert_invoices_keys(self, invoices):
# recalc keys of outgoing on-chain invoices
from .crypto import sha256d
def get_id_from_onchain_outputs(raw_outputs, timestamp):
outputs = [PartialTxOutput.from_legacy_tuple(*output) for output in raw_outputs]
outputs_str = "\n".join(f"{txout.scriptpubkey.hex()}, {txout.value}" for txout in outputs)
return sha256d(outputs_str + "%d" % timestamp).hex()[0:10]
for key, item in list(invoices.items()):
is_lightning = item['lightning_invoice'] is not None
if is_lightning:
continue
outputs_raw = item['outputs']
assert outputs_raw, outputs_raw
timestamp = item['time']
newkey = get_id_from_onchain_outputs(outputs_raw, timestamp)
if newkey != key:
invoices[newkey] = item
del invoices[key]
def _convert_version_46(self):
if not self._is_upgrade_method_needed(45, 45):
return
invoices = self.data.get('invoices', {})
self._convert_invoices_keys(invoices)
self.data['seed_version'] = 46
def _convert_version_47(self):
from .lnaddr import lndecode
if not self._is_upgrade_method_needed(46, 46):
return
# recalc keys of requests
requests = self.data.get('payment_requests', {})
for key, item in list(requests.items()):
lnaddr = item.get('lightning_invoice')
if lnaddr:
lnaddr = lndecode(lnaddr)
rhash = lnaddr.paymenthash.hex()
if key != rhash:
requests[rhash] = item
del requests[key]
self.data['seed_version'] = 47
def _convert_version_48(self):
# fix possible corruption of invoice amounts, see #7774
if not self._is_upgrade_method_needed(47, 47):
return
invoices = self.data.get('invoices', {})
for key, item in list(invoices.items()):
if item['amount_msat'] == 1000 * "!":
item['amount_msat'] = "!"
self.data['seed_version'] = 48
def _convert_version_49(self):
if not self._is_upgrade_method_needed(48, 48):
return
channels = self.data.get('channels', {})
legacy_chans = [chan_dict for chan_dict in channels.values()
if chan_dict['channel_type'] == ChannelType.OPTION_LEGACY_CHANNEL]
if legacy_chans:
raise WalletFileException(
f"This wallet contains {len(legacy_chans)} lightning channels of type 'LEGACY'. "
f"These channels were created using unreleased development versions of Electrum "
f"before the first lightning-capable release of 4.0, and are not supported anymore. "
f"Please use Electrum 4.3.0 to open this wallet, close the channels, "
f"and delete them from the wallet."
)
self.data['seed_version'] = 49
def _convert_version_50(self):
if not self._is_upgrade_method_needed(49, 49):
return
requests = self.data.get('payment_requests', {})
self._convert_invoices_keys(requests)
self.data['seed_version'] = 50
def _convert_version_51(self):
from .lnaddr import lndecode
if not self._is_upgrade_method_needed(50, 50):
return
requests = self.data.get('payment_requests', {})
for key, item in list(requests.items()):
lightning_invoice = item.pop('lightning_invoice')
if lightning_invoice is None:
payment_hash = None
else:
lnaddr = lndecode(lightning_invoice)
payment_hash = lnaddr.paymenthash.hex()
item['payment_hash'] = payment_hash
self.data['seed_version'] = 51
def _convert_imported(self):
if not self._is_upgrade_method_needed(0, 13):
return
# '/x' is the internal ID for imported accounts
d = self.get('accounts', {}).get('/x', {}).get('imported',{})
if not d:
return False
addresses = []
keypairs = {}
for addr, v in d.items():
pubkey, privkey = v
if privkey:
keypairs[pubkey] = privkey
else:
addresses.append(addr)
if addresses and keypairs:
raise WalletFileException('mixed addresses and privkeys')
elif addresses:
self.put('addresses', addresses)
self.put('accounts', None)
elif keypairs:
self.put('wallet_type', 'standard')
self.put('key_type', 'imported')
self.put('keypairs', keypairs)
self.put('accounts', None)
else:
raise WalletFileException('no addresses or privkeys')
def _convert_account(self):
if not self._is_upgrade_method_needed(0, 13):
return
self.put('accounts', None)
def _is_upgrade_method_needed(self, min_version, max_version):
assert min_version <= max_version
cur_version = self.get_seed_version()
if cur_version > max_version:
return False
elif cur_version < min_version:
raise WalletFileException(
'storage upgrade: unexpected version {} (should be {}-{})'
.format(cur_version, min_version, max_version))
else:
return True
@locked
def get_seed_version(self):
seed_version = self.get('seed_version')
if not seed_version:
seed_version = OLD_SEED_VERSION if len(self.get('master_public_key','')) == 128 else NEW_SEED_VERSION
if seed_version > FINAL_SEED_VERSION:
raise WalletFileException('This version of Electrum is too old to open this wallet.\n'
'(highest supported storage version: {}, version of this file: {})'
.format(FINAL_SEED_VERSION, seed_version))
if seed_version==14 and self.get('seed_type') == 'segwit':
self._raise_unsupported_version(seed_version)
if seed_version >=12:
return seed_version
if seed_version not in [OLD_SEED_VERSION, NEW_SEED_VERSION]:
self._raise_unsupported_version(seed_version)
return seed_version
def _raise_unsupported_version(self, seed_version):
msg = f"Your wallet has an unsupported seed version: {seed_version}."
if seed_version in [5, 7, 8, 9, 10, 14]:
msg += "\n\nTo open this wallet, try 'git checkout seed_v%d'"%seed_version
if seed_version == 6:
# version 1.9.8 created v6 wallets when an incorrect seed was entered in the restore dialog
msg += '\n\nThis file was created because of a bug in version 1.9.8.'
if self.get('master_public_keys') is None and self.get('master_private_keys') is None and self.get('imported_keys') is None:
# pbkdf2 (at that time an additional dependency) was not included with the binaries, and wallet creation aborted.
msg += "\nIt does not contain any keys, and can safely be removed."
else:
# creation was complete if electrum was run from source
msg += "\nPlease open this file with Electrum 1.9.8, and move your coins to a new wallet."
raise WalletFileException(msg)
def _add_db_creation_metadata(self):
# store this for debugging purposes
v = DBMetadata(
creation_timestamp=int(time.time()),
first_electrum_version_used=ELECTRUM_VERSION,
)
assert self.get("db_metadata", None) is None
self.put("db_metadata", v)
def get_db_metadata(self) -> Optional[DBMetadata]:
# field only present for wallet files created with ver 4.4.0 or later
return self.get("db_metadata")
@locked
def get_txi_addresses(self, tx_hash: str) -> List[str]:
"""Returns list of is_mine addresses that appear as inputs in tx."""
assert isinstance(tx_hash, str)
return list(self.txi.get(tx_hash, {}).keys())
@locked
def get_txo_addresses(self, tx_hash: str) -> List[str]:
"""Returns list of is_mine addresses that appear as outputs in tx."""
assert isinstance(tx_hash, str)
return list(self.txo.get(tx_hash, {}).keys())
@locked
def get_txi_addr(self, tx_hash: str, address: str) -> Iterable[Tuple[str, int]]:
"""Returns an iterable of (prev_outpoint, value)."""
assert isinstance(tx_hash, str)
assert isinstance(address, str)
d = self.txi.get(tx_hash, {}).get(address, {})
return list(d.items())
@locked
def get_txo_addr(self, tx_hash: str, address: str) -> Dict[int, Tuple[int, bool]]:
"""Returns a dict: output_index -> (value, is_coinbase)."""
assert isinstance(tx_hash, str)
assert isinstance(address, str)
d = self.txo.get(tx_hash, {}).get(address, {})
return {int(n): (v, cb) for (n, (v, cb)) in d.items()}
@modifier
def add_txi_addr(self, tx_hash: str, addr: str, ser: str, v: int) -> None:
assert isinstance(tx_hash, str)
assert isinstance(addr, str)
assert isinstance(ser, str)
assert isinstance(v, int)
if tx_hash not in self.txi:
self.txi[tx_hash] = {}
d = self.txi[tx_hash]
if addr not in d:
d[addr] = {}
d[addr][ser] = v
@modifier
def add_txo_addr(self, tx_hash: str, addr: str, n: Union[int, str], v: int, is_coinbase: bool) -> None:
n = str(n)
assert isinstance(tx_hash, str)
assert isinstance(addr, str)
assert isinstance(n, str)
assert isinstance(v, int)
assert isinstance(is_coinbase, bool)
if tx_hash not in self.txo:
self.txo[tx_hash] = {}
d = self.txo[tx_hash]
if addr not in d:
d[addr] = {}
d[addr][n] = (v, is_coinbase)
@locked
def list_txi(self) -> Sequence[str]:
return list(self.txi.keys())
@locked
def list_txo(self) -> Sequence[str]:
return list(self.txo.keys())
@modifier
def remove_txi(self, tx_hash: str) -> None:
assert isinstance(tx_hash, str)
self.txi.pop(tx_hash, None)
@modifier
def remove_txo(self, tx_hash: str) -> None:
assert isinstance(tx_hash, str)
self.txo.pop(tx_hash, None)
@locked
def list_spent_outpoints(self) -> Sequence[Tuple[str, str]]:
return [(h, n)
for h in self.spent_outpoints.keys()
for n in self.get_spent_outpoints(h)
]
@locked
def get_spent_outpoints(self, prevout_hash: str) -> Sequence[str]:
assert isinstance(prevout_hash, str)
return list(self.spent_outpoints.get(prevout_hash, {}).keys())
@locked
def get_spent_outpoint(self, prevout_hash: str, prevout_n: Union[int, str]) -> Optional[str]:
assert isinstance(prevout_hash, str)
prevout_n = str(prevout_n)
return self.spent_outpoints.get(prevout_hash, {}).get(prevout_n)
@modifier
def remove_spent_outpoint(self, prevout_hash: str, prevout_n: Union[int, str]) -> None:
assert isinstance(prevout_hash, str)
prevout_n = str(prevout_n)
self.spent_outpoints[prevout_hash].pop(prevout_n, None)
if not self.spent_outpoints[prevout_hash]:
self.spent_outpoints.pop(prevout_hash)
@modifier
def set_spent_outpoint(self, prevout_hash: str, prevout_n: Union[int, str], tx_hash: str) -> None:
assert isinstance(prevout_hash, str)
assert isinstance(tx_hash, str)
prevout_n = str(prevout_n)
if prevout_hash not in self.spent_outpoints:
self.spent_outpoints[prevout_hash] = {}
self.spent_outpoints[prevout_hash][prevout_n] = tx_hash
@modifier
def add_prevout_by_scripthash(self, scripthash: str, *, prevout: TxOutpoint, value: int) -> None:
assert isinstance(scripthash, str)
assert isinstance(prevout, TxOutpoint)
assert isinstance(value, int)
if scripthash not in self._prevouts_by_scripthash:
self._prevouts_by_scripthash[scripthash] = set()
self._prevouts_by_scripthash[scripthash].add((prevout.to_str(), value))
@modifier
def remove_prevout_by_scripthash(self, scripthash: str, *, prevout: TxOutpoint, value: int) -> None:
assert isinstance(scripthash, str)
assert isinstance(prevout, TxOutpoint)
assert isinstance(value, int)
self._prevouts_by_scripthash[scripthash].discard((prevout.to_str(), value))
if not self._prevouts_by_scripthash[scripthash]:
self._prevouts_by_scripthash.pop(scripthash)
@locked
def get_prevouts_by_scripthash(self, scripthash: str) -> Set[Tuple[TxOutpoint, int]]:
assert isinstance(scripthash, str)
prevouts_and_values = self._prevouts_by_scripthash.get(scripthash, set())
return {(TxOutpoint.from_str(prevout), value) for prevout, value in prevouts_and_values}
@modifier
def add_transaction(self, tx_hash: str, tx: Transaction) -> None:
assert isinstance(tx_hash, str)
assert isinstance(tx, Transaction), tx
# note that tx might be a PartialTransaction
# serialize and de-serialize tx now. this might e.g. convert a complete PartialTx to a Tx
tx = tx_from_any(str(tx))
if not tx_hash:
raise Exception("trying to add tx to db without txid")
if tx_hash != tx.txid():
raise Exception(f"trying to add tx to db with inconsistent txid: {tx_hash} != {tx.txid()}")
# don't allow overwriting complete tx with partial tx
tx_we_already_have = self.transactions.get(tx_hash, None)
if tx_we_already_have is None or isinstance(tx_we_already_have, PartialTransaction):
self.transactions[tx_hash] = tx
@modifier
def remove_transaction(self, tx_hash: str) -> Optional[Transaction]:
assert isinstance(tx_hash, str)
return self.transactions.pop(tx_hash, None)
@locked
def get_transaction(self, tx_hash: Optional[str]) -> Optional[Transaction]:
if tx_hash is None:
return None
assert isinstance(tx_hash, str)
return self.transactions.get(tx_hash)
@locked
def list_transactions(self) -> Sequence[str]:
return list(self.transactions.keys())
@locked
def get_history(self) -> Sequence[str]:
return list(self.history.keys())
def is_addr_in_history(self, addr: str) -> bool:
# does not mean history is non-empty!
assert isinstance(addr, str)
return addr in self.history
@locked
def get_addr_history(self, addr: str) -> Sequence[Tuple[str, int]]:
assert isinstance(addr, str)
return self.history.get(addr, [])
@modifier
def set_addr_history(self, addr: str, hist) -> None:
assert isinstance(addr, str)
self.history[addr] = hist
@modifier
def remove_addr_history(self, addr: str) -> None:
assert isinstance(addr, str)
self.history.pop(addr, None)
@locked
def list_verified_tx(self) -> Sequence[str]:
return list(self.verified_tx.keys())
@locked
def get_verified_tx(self, txid: str) -> Optional[TxMinedInfo]:
assert isinstance(txid, str)
if txid not in self.verified_tx:
return None
height, timestamp, txpos, header_hash = self.verified_tx[txid]
return TxMinedInfo(height=height,
conf=None,
timestamp=timestamp,
txpos=txpos,
header_hash=header_hash)
@modifier
def add_verified_tx(self, txid: str, info: TxMinedInfo):
assert isinstance(txid, str)
assert isinstance(info, TxMinedInfo)
self.verified_tx[txid] = (info.height, info.timestamp, info.txpos, info.header_hash)
@modifier
def remove_verified_tx(self, txid: str):
assert isinstance(txid, str)
self.verified_tx.pop(txid, None)
def is_in_verified_tx(self, txid: str) -> bool:
assert isinstance(txid, str)
return txid in self.verified_tx
@modifier
def add_tx_fee_from_server(self, txid: str, fee_sat: Optional[int]) -> None:
assert isinstance(txid, str)
# note: when called with (fee_sat is None), rm currently saved value
if txid not in self.tx_fees:
self.tx_fees[txid] = TxFeesValue()
tx_fees_value = self.tx_fees[txid]
if tx_fees_value.is_calculated_by_us:
return
self.tx_fees[txid] = tx_fees_value._replace(fee=fee_sat, is_calculated_by_us=False)
@modifier
def add_tx_fee_we_calculated(self, txid: str, fee_sat: Optional[int]) -> None:
assert isinstance(txid, str)
if fee_sat is None:
return
assert isinstance(fee_sat, int)
if txid not in self.tx_fees:
self.tx_fees[txid] = TxFeesValue()
self.tx_fees[txid] = self.tx_fees[txid]._replace(fee=fee_sat, is_calculated_by_us=True)
@locked
def get_tx_fee(self, txid: str, *, trust_server: bool = False) -> Optional[int]:
assert isinstance(txid, str)
"""Returns tx_fee."""
tx_fees_value = self.tx_fees.get(txid)
if tx_fees_value is None:
return None
if not trust_server and not tx_fees_value.is_calculated_by_us:
return None
return tx_fees_value.fee
@modifier
def add_num_inputs_to_tx(self, txid: str, num_inputs: int) -> None:
assert isinstance(txid, str)
assert isinstance(num_inputs, int)
if txid not in self.tx_fees:
self.tx_fees[txid] = TxFeesValue()
self.tx_fees[txid] = self.tx_fees[txid]._replace(num_inputs=num_inputs)
@locked
def get_num_all_inputs_of_tx(self, txid: str) -> Optional[int]:
assert isinstance(txid, str)
tx_fees_value = self.tx_fees.get(txid)
if tx_fees_value is None:
return None
return tx_fees_value.num_inputs
@locked
def get_num_ismine_inputs_of_tx(self, txid: str) -> int:
assert isinstance(txid, str)
txins = self.txi.get(txid, {})
return sum([len(tupls) for addr, tupls in txins.items()])
@modifier
def remove_tx_fee(self, txid: str) -> None:
assert isinstance(txid, str)
self.tx_fees.pop(txid, None)
@locked
def num_change_addresses(self) -> int:
return len(self.change_addresses)
@locked
def num_receiving_addresses(self) -> int:
return len(self.receiving_addresses)
@locked
def get_change_addresses(self, *, slice_start=None, slice_stop=None) -> List[str]:
# note: slicing makes a shallow copy
return self.change_addresses[slice_start:slice_stop]
@locked
def get_receiving_addresses(self, *, slice_start=None, slice_stop=None) -> List[str]:
# note: slicing makes a shallow copy
return self.receiving_addresses[slice_start:slice_stop]
@modifier
def add_change_address(self, addr: str) -> None:
assert isinstance(addr, str)
self._addr_to_addr_index[addr] = (1, len(self.change_addresses))
self.change_addresses.append(addr)
@modifier
def add_receiving_address(self, addr: str) -> None:
assert isinstance(addr, str)
self._addr_to_addr_index[addr] = (0, len(self.receiving_addresses))
self.receiving_addresses.append(addr)
@locked
def get_address_index(self, address: str) -> Optional[Sequence[int]]:
assert isinstance(address, str)
return self._addr_to_addr_index.get(address)
@modifier
def add_imported_address(self, addr: str, d: dict) -> None:
assert isinstance(addr, str)
self.imported_addresses[addr] = d
@modifier
def remove_imported_address(self, addr: str) -> None:
assert isinstance(addr, str)
self.imported_addresses.pop(addr)
@locked
def has_imported_address(self, addr: str) -> bool:
assert isinstance(addr, str)
return addr in self.imported_addresses
@locked
def get_imported_addresses(self) -> Sequence[str]:
return list(sorted(self.imported_addresses.keys()))
@locked
def get_imported_address(self, addr: str) -> Optional[dict]:
assert isinstance(addr, str)
return self.imported_addresses.get(addr)
def load_addresses(self, wallet_type):
""" called from Abstract_Wallet.__init__ """
if wallet_type == 'imported':
self.imported_addresses = self.get_dict('addresses') # type: Dict[str, dict]
else:
self.get_dict('addresses')
for name in ['receiving', 'change']:
if name not in self.data['addresses']:
self.data['addresses'][name] = []
self.change_addresses = self.data['addresses']['change']
self.receiving_addresses = self.data['addresses']['receiving']
self._addr_to_addr_index = {} # type: Dict[str, Sequence[int]] # key: address, value: (is_change, index)
for i, addr in enumerate(self.receiving_addresses):
self._addr_to_addr_index[addr] = (0, i)
for i, addr in enumerate(self.change_addresses):
self._addr_to_addr_index[addr] = (1, i)
@profiler
def _load_transactions(self):
self.data = StoredDict(self.data, self, [])
# references in self.data
# TODO make all these private
# txid -> address -> prev_outpoint -> value
self.txi = self.get_dict('txi') # type: Dict[str, Dict[str, Dict[str, int]]]
# txid -> address -> output_index -> (value, is_coinbase)
self.txo = self.get_dict('txo') # type: Dict[str, Dict[str, Dict[str, Tuple[int, bool]]]]
self.transactions = self.get_dict('transactions') # type: Dict[str, Transaction]
self.spent_outpoints = self.get_dict('spent_outpoints') # txid -> output_index -> next_txid
self.history = self.get_dict('addr_history') # address -> list of (txid, height)
self.verified_tx = self.get_dict('verified_tx3') # txid -> (height, timestamp, txpos, header_hash)
self.tx_fees = self.get_dict('tx_fees') # type: Dict[str, TxFeesValue]
# scripthash -> set of (outpoint, value)
self._prevouts_by_scripthash = self.get_dict('prevouts_by_scripthash') # type: Dict[str, Set[Tuple[str, int]]]
# remove unreferenced tx
for tx_hash in list(self.transactions.keys()):
if not self.get_txi_addresses(tx_hash) and not self.get_txo_addresses(tx_hash):
self.logger.info(f"removing unreferenced tx: {tx_hash}")
self.transactions.pop(tx_hash)
# remove unreferenced outpoints
for prevout_hash in self.spent_outpoints.keys():
d = self.spent_outpoints[prevout_hash]
for prevout_n, spending_txid in list(d.items()):
if spending_txid not in self.transactions:
self.logger.info("removing unreferenced spent outpoint")
d.pop(prevout_n)
@modifier
def clear_history(self):
self.txi.clear()
self.txo.clear()
self.spent_outpoints.clear()
self.transactions.clear()
self.history.clear()
self.verified_tx.clear()
self.tx_fees.clear()
self._prevouts_by_scripthash.clear()
def _convert_dict(self, path, key, v):
if key == 'transactions':
# note: for performance, "deserialize=False" so that we will deserialize these on-demand
v = dict((k, tx_from_any(x, deserialize=False)) for k, x in v.items())
if key == 'invoices':
v = dict((k, Invoice(**x)) for k, x in v.items())
if key == 'payment_requests':
v = dict((k, Request(**x)) for k, x in v.items())
elif key == 'adds':
v = dict((k, UpdateAddHtlc.from_tuple(*x)) for k, x in v.items())
elif key == 'fee_updates':
v = dict((k, FeeUpdate(**x)) for k, x in v.items())
elif key == 'submarine_swaps':
v = dict((k, SwapData(**x)) for k, x in v.items())
elif key == 'imported_channel_backups':
v = dict((k, ImportedChannelBackupStorage(**x)) for k, x in v.items())
elif key == 'onchain_channel_backups':
v = dict((k, OnchainChannelBackupStorage(**x)) for k, x in v.items())
elif key == 'tx_fees':
v = dict((k, TxFeesValue(*x)) for k, x in v.items())
elif key == 'prevouts_by_scripthash':
v = dict((k, {(prevout, value) for (prevout, value) in x}) for k, x in v.items())
elif key == 'buckets':
v = dict((k, ShachainElement(bfh(x[0]), int(x[1]))) for k, x in v.items())
elif key == 'data_loss_protect_remote_pcp':
v = dict((k, bfh(x)) for k, x in v.items())
# convert htlc_id keys to int
if key in ['adds', 'locked_in', 'settles', 'fails', 'fee_updates', 'buckets',
'unacked_updates', 'unfulfilled_htlcs', 'fail_htlc_reasons', 'onion_keys']:
v = dict((int(k), x) for k, x in v.items())
# convert keys to HTLCOwner
if key == 'log' or (path and path[-1] in ['locked_in', 'fails', 'settles']):
if "1" in v:
v[LOCAL] = v.pop("1")
v[REMOTE] = v.pop("-1")
return v
def _convert_value(self, path, key, v):
if key == 'local_config':
v = LocalConfig(**v)
elif key == 'remote_config':
v = RemoteConfig(**v)
elif key == 'constraints':
v = ChannelConstraints(**v)
elif key == 'funding_outpoint':
v = Outpoint(**v)
elif key == 'channel_type':
v = ChannelType(v)
elif key == 'db_metadata':
v = DBMetadata(**v)
return v
def _should_convert_to_stored_dict(self, key) -> bool:
if key == 'keystore':
return False
multisig_keystore_names = [('x%d/' % i) for i in range(1, 16)]
if key in multisig_keystore_names:
return False
return True
def write(self, storage: 'WalletStorage'):
with self.lock:
self._write(storage)
@profiler
def _write(self, storage: 'WalletStorage'):
if threading.current_thread().daemon:
self.logger.warning('daemon thread cannot write db')
return
if not self.modified():
return
json_str = self.dump(human_readable=not storage.is_encrypted())
storage.write(json_str)
self.set_modified(False)
def is_ready_to_be_used_by_wallet(self):
return not self.requires_upgrade() and self._called_after_upgrade_tasks
def split_accounts(self, root_path):
from .storage import WalletStorage
out = []
result = self.get_split_accounts()
for data in result:
path = root_path + '.' + data['suffix']
storage = WalletStorage(path)
db = WalletDB(json.dumps(data), manual_upgrades=False)
db._called_after_upgrade_tasks = False
db.upgrade()
db.write(storage)
out.append(path)
return out
def get_action(self):
action = run_hook('get_action', self)
return action
def load_plugins(self):
wallet_type = self.get('wallet_type')
if wallet_type in plugin_loaders:
plugin_loaders[wallet_type]()
def set_keystore_encryption(self, enable):
self.put('use_encryption', enable)