x509 fixes and plugins

lib/base_wizard.py

@@ -189,7 +189,7 @@ class BaseWizard(object):
             except:
                 devmgr.print_error("error", name)
                 continue
-            devices += map(lambda x: (name, x), u)
+            devices += list(map(lambda x: (name, x), u))
         if not devices:
             msg = ''.join([
                 _('No hardware device detected.') + '\n',
@@ -235,7 +235,7 @@ class BaseWizard(object):
         self.line_dialog(run_next=f, title=_('Derivation'), message=message, default=default, test=bitcoin.is_bip32_derivation)
 
     def on_hw_derivation(self, name, device_info, derivation):
-        from keystore import hardware_keystore
+        from .keystore import hardware_keystore
         xpub = self.plugin.get_xpub(device_info.device.id_, derivation, self)
         if xpub is None:
             self.show_error('Cannot read xpub from device')
@@ -286,7 +286,7 @@ class BaseWizard(object):
                 self.load_2fa()
                 self.run('on_restore_seed', seed, is_ext)
         else:
-            raise BaseException('Unknown seed type', seed_type)
+            raise BaseException('Unknown seed type', self.seed_type)
 
     def on_restore_bip39(self, seed, passphrase):
         f = lambda x: self.run('on_bip44', seed, passphrase, str(x))
@@ -334,7 +334,8 @@ class BaseWizard(object):
                 k.update_password(None, password)
         if self.wallet_type == 'standard':
             self.storage.put('seed_type', self.seed_type)
-            self.storage.put('keystore', k.dump())
+            keys = self.keystores[0].dump()
+            self.storage.put('keystore', keys)
             self.wallet = Standard_Wallet(self.storage)
             self.run('create_addresses')
         elif self.wallet_type == 'multisig':
@@ -355,7 +356,7 @@ class BaseWizard(object):
         self.on_keystore(k)
 
     def create_seed(self):
-        import mnemonic
+        from . import mnemonic
         self.seed_type = 'segwit' if bitcoin.TESTNET and self.config.get('segwit') else 'standard'
         seed = mnemonic.Mnemonic('en').make_seed(self.seed_type)
         self.opt_bip39 = False

lib/bitcoin.py

@@ -29,7 +29,7 @@ import re
 import hmac
 import os
 
-from lib.util import bfh, bh2u
+from lib.util import bfh, bh2u, to_string
 from . import version
 from .util import print_error, InvalidPassword, assert_bytes, to_bytes
 
@@ -150,7 +150,7 @@ def DecodeAES(secret, e):
 def pw_encode(s, password):
     if password:
         secret = Hash(password)
-        return EncodeAES(secret, s.encode("utf8"))
+        return EncodeAES(secret, to_bytes(s, "utf8"))
     else:
         return s
 
@@ -158,7 +158,7 @@ def pw_decode(s, password):
     if password is not None:
         secret = Hash(password)
         try:
-            d = DecodeAES(secret, s).decode("utf8")
+            d = to_string(DecodeAES(secret, s), "utf8")
         except Exception:
             raise InvalidPassword()
         return d
@@ -213,7 +213,7 @@ def Hash(x):
 
 hash_encode = lambda x: bh2u(x[::-1])
 hash_decode = lambda x: bfh(x)[::-1]
-hmac_sha_512 = lambda x, y: _bytes(hmac.new(x, y, hashlib.sha512).digest())
+hmac_sha_512 = lambda x, y: hmac.new(x, y, hashlib.sha512).digest()
 
 
 def is_new_seed(x, prefix=version.SEED_PREFIX):

lib/daemon.py

@@ -34,8 +34,8 @@ import sys
 import time
 
 # from jsonrpc import JSONRPCResponseManager
-import jsonrpclib
-from jsonrpclib.SimpleJSONRPCServer import SimpleJSONRPCServer, SimpleJSONRPCRequestHandler
+# import jsonrpclib
+# from jsonrpclib.SimpleJSONRPCServer import SimpleJSONRPCServer, SimpleJSONRPCRequestHandler
 
 from .version import ELECTRUM_VERSION
 from .network import Network
@@ -96,17 +96,17 @@ def get_server(config):
         time.sleep(1.0)
 
 
-class RequestHandler(SimpleJSONRPCRequestHandler):
-
-    def do_OPTIONS(self):
-        self.send_response(200)
-        self.end_headers()
-
-    def end_headers(self):
-        self.send_header("Access-Control-Allow-Headers",
-                         "Origin, X-Requested-With, Content-Type, Accept")
-        self.send_header("Access-Control-Allow-Origin", "*")
-        SimpleJSONRPCRequestHandler.end_headers(self)
+# class RequestHandler(SimpleJSONRPCRequestHandler):
+#
+#     def do_OPTIONS(self):
+#         self.send_response(200)
+#         self.end_headers()
+#
+#     def end_headers(self):
+#         self.send_header("Access-Control-Allow-Headers",
+#                          "Origin, X-Requested-With, Content-Type, Accept")
+#         self.send_header("Access-Control-Allow-Origin", "*")
+#         SimpleJSONRPCRequestHandler.end_headers(self)
 
 
 class Daemon(DaemonThread):
@@ -132,24 +132,24 @@ class Daemon(DaemonThread):
     def init_server(self, config, fd):
         host = config.get('rpchost', '127.0.0.1')
         port = config.get('rpcport', 0)
-        try:
-            server = SimpleJSONRPCServer((host, port), logRequests=False,
-                                         requestHandler=RequestHandler)
-        except Exception as e:
-            self.print_error('Warning: cannot initialize RPC server on host', host, e)
+        # try:
+        #     server = SimpleJSONRPCServer((host, port), logRequests=False, requestHandler=RequestHandler)
+        # except Exception as e:
+        #     self.print_error('Warning: cannot initialize RPC server on host', host, e)
+        #     self.server = None
+        #     os.close(fd)
+        #     return
+        # os.write(fd, bytes(repr((server.socket.getsockname(), time.time())), 'utf8'))
+        # os.close(fd)
+        # server.timeout = 0.1
+        # for cmdname in known_commands:
+        #     server.register_function(getattr(self.cmd_runner, cmdname), cmdname)
+        # server.register_function(self.run_cmdline, 'run_cmdline')
+        # server.register_function(self.ping, 'ping')
+        # server.register_function(self.run_daemon, 'daemon')
+        # server.register_function(self.run_gui, 'gui')
+        # self.server = server
         self.server = None
-            os.close(fd)
-            return
-        os.write(fd, bytes(repr((server.socket.getsockname(), time.time())), 'utf8'))
-        os.close(fd)
-        server.timeout = 0.1
-        for cmdname in known_commands:
-            server.register_function(getattr(self.cmd_runner, cmdname), cmdname)
-        server.register_function(self.run_cmdline, 'run_cmdline')
-        server.register_function(self.ping, 'ping')
-        server.register_function(self.run_daemon, 'daemon')
-        server.register_function(self.run_gui, 'gui')
-        self.server = server
 
     def ping(self):
         return True
@@ -260,9 +260,9 @@ class Daemon(DaemonThread):
         # arguments passed to function
         args = map(lambda x: config.get(x), cmd.params)
         # decode json arguments
-        args = map(json_decode, args)
+        args = [json_decode(i) for i in args]
         # options
-        args += map(lambda x: (config_options.get(x) if x in ['password', 'new_password'] else config.get(x)), cmd.options)
+        args += list(map(lambda x: (config_options.get(x) if x in ['password', 'new_password'] else config.get(x)), cmd.options))
         cmd_runner = Commands(config, wallet, self.network)
         func = getattr(cmd_runner, cmd.name)
         result = func(*args)

lib/keystore.py

@@ -149,7 +149,7 @@ class Imported_KeyStore(Software_KeyStore):
         except Exception:
             raise BaseException('Invalid private key')
         # allow overwrite
-        self.keypairs[pubkey] = pw_encode(sec, password)
+        self.keypairs[pubkey] = pw_encode(sec, password).decode('ascii')
         return pubkey
 
     def delete_imported_key(self, key):
@@ -179,7 +179,7 @@ class Imported_KeyStore(Software_KeyStore):
             new_password = None
         for k, v in self.keypairs.items():
             b = pw_decode(v, old_password)
-            c = pw_encode(b, new_password)
+            c = pw_encode(b, new_password).decode('ascii')
             self.keypairs[k] = c
 
 
@@ -309,13 +309,13 @@ class BIP32_KeyStore(Deterministic_KeyStore, Xpub):
             new_password = None
         if self.has_seed():
             decoded = self.get_seed(old_password)
-            self.seed = pw_encode(decoded, new_password)
+            self.seed = pw_encode(decoded, new_password).decode('ascii')
         if self.passphrase:
             decoded = self.get_passphrase(old_password)
-            self.passphrase = pw_encode(decoded, new_password)
+            self.passphrase = pw_encode(decoded, new_password).decode('ascii')
         if self.xprv is not None:
             b = pw_decode(self.xprv, old_password)
-            self.xprv = pw_encode(b, new_password)
+            self.xprv = pw_encode(b, new_password).decode('ascii')
 
     def is_watching_only(self):
         return self.xprv is None
@@ -478,7 +478,7 @@ class Old_KeyStore(Deterministic_KeyStore):
             new_password = None
         if self.has_seed():
             decoded = self.get_hex_seed(old_password)
-            self.seed = pw_encode(decoded, new_password)
+            self.seed = pw_encode(decoded, new_password).decode('ascii')
 
 
 class Hardware_KeyStore(KeyStore, Xpub):

lib/mnemonic.py

@@ -173,7 +173,7 @@ class Mnemonic(object):
         return i % custom_entropy == 0
 
     def make_seed(self, seed_type='standard', num_bits=132, custom_entropy=1):
-        import version
+        from . import version
         prefix = version.seed_prefix(seed_type)
         # increase num_bits in order to obtain a uniform distibution for the last word
         bpw = math.log(len(self.wordlist), 2)

lib/paymentrequest.py

@@ -345,7 +345,6 @@ def sign_request_with_alias(pr, alias, alias_privkey):
     pr.signature = ec_key.sign_message(message, compressed, address)
 
 
-
 def verify_cert_chain(chain):
     """ Verify a chain of certificates. The last certificate is the CA"""
     load_ca_list()

lib/pem.py

@@ -127,12 +127,12 @@ def pem(b, name):
     -----END CERTIFICATE-----    
     """
     s1 = b2a_base64(b)[:-1] # remove terminating \n
-    s2 = ""
+    s2 = b""
     while s1:
-        s2 += s1[:64] + "\n"
+        s2 += s1[:64] + b"\n"
         s1 = s1[64:]
-    s = ("-----BEGIN %s-----\n" % name) + s2 + \
-        ("-----END %s-----\n" % name)     
+    s = ("-----BEGIN %s-----\n" % name).encode('ascii') + s2 + \
+        ("-----END %s-----\n" % name).encode('ascii')
     return s
 
 def pemSniff(inStr, name):
@@ -152,8 +152,8 @@ def parse_private_key(s):
         raise SyntaxError("Not a PEM private key file")
 
 
-def _parsePKCS8(bytes):
-    s = ASN1_Node(str(bytes))
+def _parsePKCS8(_bytes):
+    s = ASN1_Node(_bytes)
     root = s.root()
     version_node = s.first_child(root)
     version = bytestr_to_int(s.get_value_of_type(version_node, 'INTEGER'))
@@ -192,5 +192,5 @@ def _parseASN1PrivateKey(s):
     dP = s.next_node(q)
     dQ = s.next_node(dP)
     qInv = s.next_node(dQ)
-    return map(lambda x: bytesToNumber(s.get_value_of_type(x, 'INTEGER')), [n, e, d, p, q, dP, dQ, qInv])
+    return list(map(lambda x: bytesToNumber(s.get_value_of_type(x, 'INTEGER')), [n, e, d, p, q, dP, dQ, qInv]))
 

lib/plugins.py

@@ -22,12 +22,6 @@
 # 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.
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
-import six
 from collections import namedtuple
 import traceback
 import sys
@@ -192,7 +186,7 @@ class Plugins(DaemonThread):
 
 
 def hook(func):
-    hook_names.add(func.func_name)
+    hook_names.add(func.__name__)
     return func
 
 def run_hook(name, *args):

lib/storage.py

@@ -22,12 +22,6 @@
 # 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.
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
-import six
 import os
 import ast
 import threading

lib/util.py

@@ -586,6 +586,7 @@ def parse_URI(uri, on_pr=None):
                 request = pr.PaymentRequest(s)
             else:
                 request = pr.get_payment_request(r)
+            if on_pr:
                 on_pr(request)
         t = threading.Thread(target=get_payment_request_thread)
         t.setDaemon(True)
@@ -698,7 +699,6 @@ class SocketPipe:
         self._send(out)
 
     def send_all(self, requests):
-        print(requests)
         out = b''.join(map(lambda x: (json.dumps(x) + '\n').encode('utf8'), requests))
         self._send(out)
 

lib/wallet.py

@@ -1537,8 +1537,6 @@ class Deterministic_Wallet(Abstract_Wallet):
         return self.get_master_public_key()
 
 
-
-
 class Simple_Wallet(Abstract_Wallet):
 
     """ Wallet with a single pubkey per address """

lib/x509.py

@@ -63,6 +63,7 @@ ASN1_TYPES = {
     'PrintableString'  : 0x13,
     'IA5String'        : 0x16,
     'UTCTime'          : 0x17,
+    'GeneralizedTime'  : 0x18,
     'ENUMERATED'       : 0x0A,
     'UTF8String'       : 0x0C,
 }
@@ -75,7 +76,7 @@ class CertificateError(Exception):
 # helper functions
 def bitstr_to_bytestr(s):
     if s[0] != 0x00:
-        raise BaseException('no padding')
+        raise TypeError('no padding')
     return s[1:]
 
 
@@ -117,7 +118,7 @@ class ASN1_Node(bytes):
     def get_node(self, ix):
         # return index of first byte, first content byte and last byte.
         first = self[ix + 1]
-        if (self[ix + 1] & 0x80) == 0:
+        if (first & 0x80) == 0:
             length = first
             ixf = ix + 2
             ixl = ixf + length - 1
@@ -138,7 +139,7 @@ class ASN1_Node(bytes):
     def first_child(self, node):
         ixs, ixf, ixl = node
         if self[ixs] & 0x20 != 0x20:
-            raise BaseException('Can only open constructed types.', hex(self[ixs]))
+            raise TypeError('Can only open constructed types.', hex(self[ixs]))
         return self.get_node(ixf)
 
     def is_child_of(node1, node2):
@@ -155,7 +156,7 @@ class ASN1_Node(bytes):
         # verify type byte and return content
         ixs, ixf, ixl = node
         if ASN1_TYPES[asn1_type] != self[ixs]:
-            raise BaseException('Wrong type:', hex(self[ixs]), hex(ASN1_TYPES[asn1_type]))
+            raise TypeError('Wrong type:', hex(self[ixs]), hex(ASN1_TYPES[asn1_type]))
         return self[ixf:ixl + 1]
 
     def get_value(self, node):
@@ -217,9 +218,15 @@ class X509(object):
         # validity
         validity = der.next_node(issuer)
         ii = der.first_child(validity)
+        try:
             self.notBefore = der.get_value_of_type(ii, 'UTCTime')
+        except TypeError:
+            self.notBefore = der.get_value_of_type(ii, 'GeneralizedTime')[2:]  # strip year
         ii = der.next_node(ii)
+        try:
             self.notAfter = der.get_value_of_type(ii, 'UTCTime')
+        except TypeError:
+            self.notAfter = der.get_value_of_type(ii, 'GeneralizedTime')[2:]  # strip year
 
         # subject
         subject = der.next_node(validity)
@@ -229,6 +236,7 @@ class X509(object):
         ii = der.first_child(public_key_algo)
         self.public_key_algo = decode_OID(der.get_value_of_type(ii, 'OBJECT IDENTIFIER'))
 
+        if self.public_key_algo != '1.2.840.10045.2.1':  # for non EC public key
             # pubkey modulus and exponent
             subject_public_key = der.next_node(public_key_algo)
             spk = der.get_value_of_type(subject_public_key, 'BIT STRING')
@@ -240,6 +248,10 @@ class X509(object):
             rsa_e = spk.get_value_of_type(exponent, 'INTEGER')
             self.modulus = ecdsa.util.string_to_number(rsa_n)
             self.exponent = ecdsa.util.string_to_number(rsa_e)
+        else:
+            subject_public_key = der.next_node(public_key_algo)
+            spk = der.get_value_of_type(subject_public_key, 'BIT STRING')
+            self.ec_public_key = spk
 
         # extensions
         self.CA = False
@@ -308,14 +320,17 @@ def load_certificates(ca_path):
     from . import pem
     ca_list = {}
     ca_keyID = {}
-    with open(ca_path, 'rb') as f:
-        s = f.read().decode('ascii')
+    # ca_path = '/tmp/tmp.txt'
+    with open(ca_path, 'r') as f:
+        s = f.read()
     bList = pem.dePemList(s, "CERTIFICATE")
     for b in bList:
         try:
             x = X509(b)
             x.check_date()
         except BaseException as e:
+            # with open('/tmp/tmp.txt', 'w') as f:
+            #     f.write(pem.pem(b, 'CERTIFICATE').decode('ascii'))
             util.print_error("cert error:", e)
             continue
 

plugins/cosigner_pool/qt.py

@@ -26,7 +26,7 @@
 import socket
 import threading
 import time
-import xmlrpclib
+from xmlrpc.client import ServerProxy
 
 from PyQt4.QtGui import *
 from PyQt4.QtCore import *
@@ -45,7 +45,7 @@ import traceback
 
 PORT = 12344
 HOST = 'cosigner.electrum.org'
-server = xmlrpclib.ServerProxy('http://%s:%d'%(HOST,PORT), allow_none=True)
+server = ServerProxy('http://%s:%d'%(HOST,PORT), allow_none=True)
 
 
 class Listener(util.DaemonThread):

plugins/email_requests/qt.py

@@ -23,8 +23,6 @@
 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-from __future__ import absolute_import
-
 import time
 import threading
 import base64
@@ -33,9 +31,9 @@ from functools import partial
 import smtplib
 import imaplib
 import email
-from email.MIMEMultipart import MIMEMultipart
-from email.MIMEBase import MIMEBase
-from email import Encoders
+from email.mime.multipart import MIMEMultipart
+from email.mime.base import MIMEBase
+from email.encoders import encode_base64
 
 from PyQt4.QtGui import *
 from PyQt4.QtCore import *
@@ -49,7 +47,6 @@ from electrum_gui.qt.util import EnterButton, Buttons, CloseButton
 from electrum_gui.qt.util import OkButton, WindowModalDialog
 
 
-
 class Processor(threading.Thread):
     polling_interval = 5*60
 
@@ -96,7 +93,7 @@ class Processor(threading.Thread):
         msg['From'] = self.username
         part = MIMEBase('application', "bitcoin-paymentrequest")
         part.set_payload(payment_request)
-        Encoders.encode_base64(part)
+        encode_base64(part)
         part.add_header('Content-Disposition', 'attachment; filename="payreq.btc"')
         msg.attach(part)
         s = smtplib.SMTP_SSL(self.imap_server, timeout=2)

plugins/hw_wallet/__init__.py

@@ -1 +1 @@
-from plugin import HW_PluginBase
+from .plugin import HW_PluginBase

plugins/labels/labels.py

@@ -12,8 +12,6 @@ from electrum.plugins import BasePlugin, hook
 from electrum.i18n import _
 
 
-
-
 class LabelsPlugin(BasePlugin):
 
     def __init__(self, parent, config, name):
@@ -83,7 +81,7 @@ class LabelsPlugin(BasePlugin):
         bundle = {"labels": [],
                   "walletId": wallet_id,
                   "walletNonce": self.get_nonce(wallet)}
-        for key, value in wallet.labels.iteritems():
+        for key, value in wallet.labels.items():
             try:
                 encoded_key = self.encode(wallet, key)
                 encoded_value = self.encode(wallet, value)
@@ -135,12 +133,12 @@ class LabelsPlugin(BasePlugin):
     def start_wallet(self, wallet):
         nonce = self.get_nonce(wallet)
         self.print_error("wallet", wallet.basename(), "nonce is", nonce)
-        mpk = wallet.get_fingerprint()
+        mpk = wallet.get_fingerprint().encode('ascii')
         if not mpk:
             return
-        password = hashlib.sha1(mpk).digest().encode('hex')[:32]
+        password = hashlib.sha1(mpk).hexdigest()[:32].encode('ascii')
         iv = hashlib.sha256(password).digest()[:16]
-        wallet_id = hashlib.sha256(mpk).digest().encode('hex')
+        wallet_id = hashlib.sha256(mpk).hexdigest()
         self.wallets[wallet] = (password, iv, wallet_id)
         # If there is an auth token we can try to actually start syncing
         t = threading.Thread(target=self.pull_thread, args=(wallet, False))

plugins/labels/qt.py

@@ -9,7 +9,7 @@ from electrum_gui.qt import EnterButton
 from electrum_gui.qt.util import ThreadedButton, Buttons
 from electrum_gui.qt.util import WindowModalDialog, OkButton
 
-from labels import LabelsPlugin
+from .labels import LabelsPlugin
 
 
 class Plugin(LabelsPlugin):

plugins/virtualkeyboard/qt.py

@@ -3,8 +3,8 @@ from electrum.plugins import BasePlugin, hook
 from electrum.i18n import _
 import random
 
-class Plugin(BasePlugin):
 
+class Plugin(BasePlugin):
     vkb = None
     vkb_index = 0
 
@@ -35,7 +35,7 @@ class Plugin(BasePlugin):
 
         n = len(chars)
         s = []
-        for i in xrange(n):
+        for i in range(n):
             while True:
                 k = random.randint(0, n - 1)
                 if k not in s:
@@ -53,7 +53,7 @@ class Plugin(BasePlugin):
             l_button.setFixedWidth(25)
             l_button.setFixedHeight(25)
             l_button.clicked.connect(add_target(chars[s[i]]))
-            grid.addWidget(l_button, i/6, i%6)
+            grid.addWidget(l_button, i // 6, i % 6)
 
         vbox.addLayout(grid)