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clicada
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WIP add AES to local cache

This commit is contained in:
lash 2022-01-21 10:03:01 +00:00
parent ce084bcb48
commit b057cb65ff
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
8 changed files with 163 additions and 50 deletions
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7
CHANGELOG
View File

@ -1,3 +1,10 @@
- 0.0.5
* Replace logs with colorized progress output on default loglevel
* Do not repeat already failed metadata lookups
- 0.0.4
* Resolve metadata to labels when loading from cache
- 0.0.3
* Upgrade usumbufu to prevent missing bearer auth on https
- 0.0.2
* Use ~/.config for default config override
- 0.0.1-unreleased

49
clicada/cli/arg.py
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@ -1,8 +1,13 @@
# import notifier
from clicada.cli.notify import NotifyWriter
notifier = NotifyWriter()
notifier.notify('loading script')
# standard imports
import os
#import argparse
import logging
import importlib
import sys
# external imports
import confini
@ -25,6 +30,20 @@ data_dir = os.path.join(script_dir, '..', 'data')
base_config_dir = os.path.join(data_dir, 'config')
class NullWriter:
def notify(self, v):
pass
def ouch(self, v):
pass
def write(self, v):
sys.stdout.write(str(v))
class CmdCtrl:
__cmd_alias = {
@ -45,10 +64,12 @@ class CmdCtrl:
self.config()
self.notifier()
self.auth()
self.blockchain()
self.remote_openers = {}
if self.get('META_URL') != None:
auth_client_session = PGPClientSession(self.__auth)
@ -156,3 +177,27 @@ class CmdCtrl:
def opener(self, k):
return self.remote_openers[k]
def notifier(self):
if logg.root.level >= logging.WARNING:
logging.disable()
self.writer = notifier
else:
self.writer = NullWriter()
def notify(self, v):
self.writer.notify(v)
def ouch(self, v):
self.writer.croak(v)
print()
def write(self, v):
self.writer.write("")
self.writer.write(v)
print()

32
clicada/cli/user.py
View File

@ -19,6 +19,7 @@ from clicada.token import (
token_balance,
)
from clicada.tx import ResolvedTokenTx
from clicada.error import MetadataNotFoundError
logg = logging.getLogger(__name__)
@ -51,24 +52,27 @@ def validate(config, args):
def execute(ctrl):
tx_getter = TxGetter(ctrl.get('TX_CACHE_URL'))
tx_getter = TxGetter(ctrl.get('TX_CACHE_URL'), 10)
store_path = '.clicada'
user_phone_file_label = 'phone'
user_phone_store = FileUserStore(ctrl.opener('meta'), ctrl.chain(), user_phone_file_label, store_path, int(ctrl.get('FILESTORE_TTL')))
ctrl.notify('resolving identifier {} to wallet address'.format(ctrl.get('_IDENTIFIER')))
user_address = user_phone_store.by_phone(ctrl.get('_IDENTIFIER'), update=ctrl.get('_FORCE'))
if user_address == None:
sys.stderr.write('unknown identifier: {}\n'.format(ctrl.get('_IDENTIFIER')))
ctrl.ouch('unknown identifier: {}\n'.format(ctrl.get('_IDENTIFIER')))
sys.exit(1)
try:
user_address = to_checksum_address(user_address)
except ValueError:
sys.stderr.write('invalid response "{}" for {}\n'.format(user_address, ctrl.get('_IDENTIFIER')))
ctrl.ouch('invalid response "{}" for {}\n'.format(user_address, ctrl.get('_IDENTIFIER')))
sys.exit(1)
logg.debug('loaded user address {} for {}'.format(user_address, ctrl.get('_IDENTIFIER')))
user_address_normal = tx_normalizer.wallet_address(user_address)
ctrl.notify('retrieving txs for address {}'.format(user_address_normal))
txs = tx_getter.get(user_address)
token_store = FileTokenStore(ctrl.chain(), ctrl.conn(), 'token', store_path)
@ -76,12 +80,14 @@ def execute(ctrl):
user_address_file_label = 'address'
user_address_store = FileUserStore(ctrl.opener('meta'), ctrl.chain(), user_address_file_label, store_path, int(ctrl.get('FILESTORE_TTL')))
user_address_normal = tx_normalizer.wallet_address(user_address)
ctrl.notify('resolving metadata for address {}'.format(user_address_normal))
try:
r = user_address_store.by_address(user_address_normal, update=ctrl.get('_FORCE'))
except MetadataNotFoundError as e:
ctrl.ouch('could not resolve metadata for user: {}'.format(e))
sys.exit(1)
r = user_address_store.by_address(user_address_normal, update=ctrl.get('_FORCE'))
print('r {}'.format(r))
print("""Phone: {}
ctrl.write("""Phone: {}
Network address: {}
Chain: {}
Name: {}
@ -89,8 +95,7 @@ Registered: {}
Gender: {}
Location: {}
Products: {}
Tags: {}
Balances:""".format(
Tags: {}""".format(
ctrl.get('_IDENTIFIER'),
add_0x(user_address),
ctrl.chain().common_name(),
@ -106,6 +111,7 @@ Balances:""".format(
tx_lines = []
seen_tokens = {}
for tx_src in txs['data']:
ctrl.notify('resolve details for tx {}'.format(tx_src['tx_hash']))
tx = ResolvedTokenTx.from_dict(tx_src)
tx.resolve(token_store, user_address_store, show_decimals=True, update=ctrl.get('_FORCE'))
tx_lines.append(tx)
@ -113,12 +119,14 @@ Balances:""".format(
seen_tokens[tx.destination_token_label] = tx.destination_token
for k in seen_tokens.keys():
ctrl.notify('resolve token {}'.format(seen_tokens[k]))
(token_symbol, token_decimals) = token_store.by_address(seen_tokens[k])
ctrl.notify('get token balance for {} => {}'.format(token_symbol, seen_tokens[k]))
balance = token_balance(ctrl.chain(), ctrl.conn(), seen_tokens[k], user_address)
fmt = '{:.' + str(token_decimals) + 'f}'
decimal_balance = fmt.format(balance / (10 ** token_decimals))
print("\t{} {}".format(token_symbol, decimal_balance))
ctrl.write("Balances:\n {} {}".format(token_symbol, decimal_balance))
print()
for l in tx_lines:
print(l)
ctrl.write(l)

38
clicada/crypt.py Normal file
View File

@ -0,0 +1,38 @@
# standard imports
import os
import logging
from Crypto.Cipher import AES
from Crypto.Util import Counter
logg = logging.getLogger(__name__)
class Encrypt:
aesBlockSize = 1 << 7
def __init__(self, secret, db_dir):
fp = os.path.join(db_dir, '.aes_ctr_iv')
try:
f = open(fp, 'rb')
self.iv = f.read()
except FileNotFoundError:
logg.debug('generating new iv for aes-ctr')
self.iv = os.urandom(8)
f = open(fp, 'wb')
f.write(self.iv)
f.close()
iv_num = int.from_bytes(self.iv, 'big')
self.ctr = Counter.new(aesBlockSize, initial_value=iv_num)
self.cipher = AES.new(secret, AES.MODE_CTR, counter=self.ctr)
def encrypt(self, v):
return self.cipher.encrypt(v)
def decrypt(self, v):
return self.cipher.decrypt(v)

4
clicada/error.py
View File

@ -4,3 +4,7 @@ class ExpiredRecordError(Exception):
class AuthError(Exception):
pass
class MetadataNotFoundError(Exception):
pass

36
clicada/tx/tx.py
View File

@ -12,7 +12,10 @@ from cic_types.models.tx import (
# local imports
from clicada.encode import tx_normalize
from clicada.error import ExpiredRecordError
from clicada.error import (
ExpiredRecordError,
MetadataNotFoundError,
)
logg = logging.getLogger(__name__)
@ -56,35 +59,22 @@ class ResolvedTokenTx(TokenTx):
self.to_value_label = fmt.format(token_value)
def resolve_stored_entity(self, user_store, address, update=False):
if update:
return None
address = tx_normalize.wallet_address(address)
def resolve_entity(self, user_store, address):
try:
v = user_store.get(address)
return v
except FileNotFoundError:
return None
except ExpiredRecordError:
return None
r = user_store.by_address(address)
except MetadataNotFoundError:
return address
return str(r)
def resolve_sender_entity(self, user_store, update=False):
v = self.resolve_stored_entity(user_store, self.sender, update=update)
if v != None:
return v
if self.tx_type == TokenTxType.faucet_giveto.value:
return 'FAUCET'
r = user_store.by_address(self.sender)
return str(r)
return self.resolve_entity(user_store, self.sender)
def resolve_recipient_entity(self, user_store, update=False):
v = self.resolve_stored_entity(user_store, self.recipient, update=update)
if v != None:
return v
r = user_store.by_address(self.recipient, update=update)
return str(r)
return self.resolve_entity(user_store, self.recipient)
def resolve_entities(self, user_store, update=False):
@ -99,7 +89,7 @@ class ResolvedTokenTx(TokenTx):
def __str__(self):
if self.symmetric:
return '{}\t{} => {}\t{} {}'.format(
return '{} {} => {} {} {}'.format(
self.date_block_label,
self.sender_label,
self.recipient_label,

45
clicada/user/file.py
View File

@ -18,7 +18,10 @@ import phonenumbers
# local imports
from clicada.encode import tx_normalize
from clicada.store.mem import MemDictStore
from clicada.error import ExpiredRecordError
from clicada.error import (
ExpiredRecordError,
MetadataNotFoundError,
)
logg = logging.getLogger(__name__)
@ -62,7 +65,7 @@ class Account(Person):
class FileUserStore:
def __init__(self, metadata_opener, chain_spec, label, store_base_path, ttl):
def __init__(self, metadata_opener, chain_spec, label, store_base_path, ttl, encrypter=None):
invalidate_before = datetime.datetime.now() - datetime.timedelta(seconds=ttl)
self.invalidate_before = int(invalidate_before.timestamp())
self.have_xattr = False
@ -78,6 +81,8 @@ class FileUserStore:
os.makedirs(self.store_path, exist_ok=True)
self.__validate_dir()
self.metadata_opener = metadata_opener
self.failed_entities = {}
self.encrypter = encrypter
def __validate_dir(self):
@ -86,6 +91,10 @@ class FileUserStore:
logg.debug('using existing file store {} for {}'.format(self.store_path, self.label))
def is_dud(self, address):
return bool(self.failed_entities.get(address))
def put(self, k, v, force=False):
have_file = False
p = os.path.join(self.store_path, k)
@ -205,28 +214,37 @@ class FileUserStore:
self.put(phone_file, user_address, force=update)
return user_address
def metadata_to_person(self, v):
person = Account()
try:
person_data = person.deserialize(person_data=v)
except Exception as e:
person_data = v
return person_data
def by_address(self, address, update=False):
add = tx_normalize.wallet_address(address)
address = tx_normalize.wallet_address(address)
address = strip_0x(address)
#if self.failed_entities.get(address):
if self.is_dud(address):
logg.debug('already tried and failed {}, skipping'.format(address))
return None
ignore_expired = self.sticky(address)
if not update:
try:
v = self.get(address, ignore_expired=ignore_expired)
v = json.loads(v)
person = Account()
try:
person_data = person.deserialize(person_data=v)
except Exception as e:
person_data = v
return person_data
return self.metadata_to_person(v)
except FileNotFoundError:
pass
except ExpiredRecordError as e:
logg.info(e)
pass
address = strip_0x(address)
getter = self.metadata_opener
ptr = generate_metadata_pointer(bytes.fromhex(address), MetadataPointer.PERSON)
@ -235,7 +253,10 @@ class FileUserStore:
r = getter.open(ptr)
except Exception as e:
logg.debug('no metadata found for {}: {}'.format(address, e))
return address
if r == None:
self.failed_entities[address] = True
raise MetadataNotFoundError()
data = json.loads(r)
person = Account()

2
setup.cfg
View File

@ -1,6 +1,6 @@
[metadata]
name = clicada
version = 0.0.3
version = 0.0.5a1
description = CLI CRM tool for the cic-stack custodial wallet system
author = Louis Holbrook
author_email = dev@holbrook.no