Merge branch 'master' into patch-1

.pylintrc

@@ -9,7 +9,7 @@
 
 # Add files or directories to the blacklist. They should be base names, not
 # paths.
-ignore=CVS
+ignore=CVS,schema
 
 # Add files or directories matching the regex patterns to the
 # blacklist. The regex matches against base names, not paths.

.travis.yml

@@ -10,9 +10,8 @@ jobs:
       name: "pylint lbrynet"
       install:
         - pip install pylint
-        - pip install git+https://github.com/lbryio/torba.git
+        - pip install git+https://github.com/lbryio/torba.git#egg=torba[server]
-        - pip install git+https://github.com/lbryio/lbryschema.git
+        - pip install -e .[wallet-server]
-        - pip install -e .
       script: pylint lbrynet
 
     - &tests
@@ -20,11 +19,7 @@ jobs:
       name: "Unit Tests w/ Python 3.7"
       install:
         - pip install coverage
-        - pip install git+https://github.com/lbryio/electrumx.git#lbryumx
+        - pip install git+https://github.com/lbryio/torba.git#egg=torba[server]
-        - pip install git+https://github.com/lbryio/orchstr8.git
-        - pip install git+https://github.com/lbryio/lbryschema.git
-        - pip install git+https://github.com/lbryio/lbryumx.git
-        - pip install git+https://github.com/lbryio/torba.git
         - pip install -e .[test]
       script:
         - HOME=/tmp coverage run -p --source=lbrynet -m unittest discover -v tests.unit.wallet
@@ -49,10 +44,6 @@ jobs:
     - name: "Integration Tests"
       install:
         - pip install tox-travis coverage
-        - pushd .. && git clone https://github.com/lbryio/electrumx.git --branch lbryumx && popd
-        - pushd .. && git clone https://github.com/lbryio/orchstr8.git && popd
-        - pushd .. && git clone https://github.com/lbryio/lbryschema.git && popd
-        - pushd .. && git clone https://github.com/lbryio/lbryumx.git && cd lbryumx && git checkout afd34f323dd94c516108a65240f7d17aea8efe85 && cd .. && popd
         - pushd .. && git clone https://github.com/lbryio/torba.git && popd
       script: tox
       after_success:
@@ -83,11 +74,10 @@ jobs:
       install:
         - pip3 install pyinstaller
         - pip3 install git+https://github.com/lbryio/torba.git
-        - pip3 install git+https://github.com/lbryio/lbryschema.git
         - python scripts/set_build.py
         - pip3 install -e .
       script:
-        - pyinstaller -F -n lbrynet lbrynet/cli.py
+        - pyinstaller -F -n lbrynet lbrynet/extras/cli.py
         - chmod +x dist/lbrynet
         - zip -j dist/lbrynet-${OS}.zip dist/lbrynet
         - ./dist/lbrynet --version

docs/404.html

@@ -100,7 +100,7 @@
       <div class="md-flex__cell md-flex__cell--shrink">
         <a href="/" title="LBRY" class="md-header-nav__button md-logo">
           
-            <img src="https://s3.amazonaws.com/files.lbry.io/logo-square-white-bookonly.png" width="24" height="24">
+            <img src="https://s3.amazonaws.com/files.lbry.io/logo-square-white-bookonly.png" alt="LBRY logo" width="24" height="24">
           
         </a>
       </div>
@@ -196,7 +196,7 @@
   <label class="md-nav__title md-nav__title--site" for="drawer">
     <span class="md-nav__button md-logo">
       
-        <img src="https://s3.amazonaws.com/files.lbry.io/logo-square-white-bookonly.png" width="48" height="48">
+        <img src="https://s3.amazonaws.com/files.lbry.io/logo-square-white-bookonly.png" alt="LBRY logo" width="48" height="48">
       
     </span>
     LBRY

lbrynet/blob/CryptBlob.py

@@ -7,7 +7,7 @@ from cryptography.hazmat.primitives.ciphers import Cipher, modes
 from cryptography.hazmat.primitives.ciphers.algorithms import AES
 from cryptography.hazmat.primitives.padding import PKCS7
 from cryptography.hazmat.backends import default_backend
-from lbrynet.core.BlobInfo import BlobInfo
+from lbrynet.p2p.BlobInfo import BlobInfo
 from lbrynet.blob.blob_file import MAX_BLOB_SIZE
 
 log = logging.getLogger(__name__)

lbrynet/blob/CryptStreamCreator.py

@@ -6,7 +6,7 @@ import logging
 
 from cryptography.hazmat.primitives.ciphers.algorithms import AES
 from twisted.internet import defer
-from lbrynet.cryptstream.CryptBlob import CryptStreamBlobMaker
+from lbrynet.blob.CryptBlob import CryptStreamBlobMaker
 
 
 log = logging.getLogger(__name__)

lbrynet/blob/EncryptedFileCreator.py

@@ -9,9 +9,9 @@ from binascii import hexlify
 from twisted.internet import defer
 from twisted.protocols.basic import FileSender
 
-from lbrynet.core.StreamDescriptor import BlobStreamDescriptorWriter, EncryptedFileStreamType
+from lbrynet.p2p.StreamDescriptor import BlobStreamDescriptorWriter, EncryptedFileStreamType
-from lbrynet.core.StreamDescriptor import format_sd_info, get_stream_hash, validate_descriptor
+from lbrynet.p2p.StreamDescriptor import format_sd_info, get_stream_hash, validate_descriptor
-from lbrynet.cryptstream.CryptStreamCreator import CryptStreamCreator
+from lbrynet.blob.CryptStreamCreator import CryptStreamCreator
 
 log = logging.getLogger(__name__)
 

lbrynet/blob/EncryptedFileDownloader.py

@@ -5,14 +5,14 @@ import logging
 from binascii import hexlify, unhexlify
 
 from twisted.internet import defer
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.core.client.StreamProgressManager import FullStreamProgressManager
+from lbrynet.p2p.client.StreamProgressManager import FullStreamProgressManager
-from lbrynet.core.HTTPBlobDownloader import HTTPBlobDownloader
+from lbrynet.p2p.HTTPBlobDownloader import HTTPBlobDownloader
-from lbrynet.core.utils import short_hash
+from lbrynet.p2p.utils import short_hash
-from lbrynet.lbry_file.client.EncryptedFileDownloader import EncryptedFileSaver
+from lbrynet.blob.client.EncryptedFileDownloader import EncryptedFileSaver
-from lbrynet.lbry_file.client.EncryptedFileDownloader import EncryptedFileDownloader
+from lbrynet.blob.client.EncryptedFileDownloader import EncryptedFileDownloader
-from lbrynet.file_manager.EncryptedFileStatusReport import EncryptedFileStatusReport
+from lbrynet.blob.EncryptedFileStatusReport import EncryptedFileStatusReport
-from lbrynet.core.StreamDescriptor import save_sd_info
+from lbrynet.p2p.StreamDescriptor import save_sd_info
 
 log = logging.getLogger(__name__)
 

lbrynet/blob/EncryptedFileManager.py

@@ -7,15 +7,14 @@ from binascii import hexlify, unhexlify
 
 from twisted.internet import defer, task, reactor
 from twisted.python.failure import Failure
-from lbrynet.reflector.reupload import reflect_file
+from lbrynet.extras.reflector.reupload import reflect_file
-from lbrynet.file_manager.EncryptedFileDownloader import ManagedEncryptedFileDownloader
+from lbrynet.blob.EncryptedFileDownloader import ManagedEncryptedFileDownloader
-from lbrynet.file_manager.EncryptedFileDownloader import ManagedEncryptedFileDownloaderFactory
+from lbrynet.blob.EncryptedFileDownloader import ManagedEncryptedFileDownloaderFactory
-from lbrynet.core.StreamDescriptor import EncryptedFileStreamType, get_sd_info
+from lbrynet.p2p.StreamDescriptor import EncryptedFileStreamType, get_sd_info
-from lbrynet.cryptstream.client.CryptStreamDownloader import AlreadyStoppedError
+from lbrynet.blob.client.CryptStreamDownloader import AlreadyStoppedError
-from lbrynet.cryptstream.client.CryptStreamDownloader import CurrentlyStoppingError
+from lbrynet.blob.client.CryptStreamDownloader import CurrentlyStoppingError
-from lbrynet.core.utils import safe_start_looping_call, safe_stop_looping_call
+from lbrynet.p2p.utils import safe_start_looping_call, safe_stop_looping_call
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-
 
 log = logging.getLogger(__name__)
 

lbrynet/blob/blob_file.py

@@ -3,8 +3,8 @@ import os
 from twisted.internet import defer, threads
 from twisted.web.client import FileBodyProducer
 from twisted.python.failure import Failure
-from lbrynet.core.Error import DownloadCanceledError, InvalidDataError, InvalidBlobHashError
+from lbrynet.p2p.Error import DownloadCanceledError, InvalidDataError, InvalidBlobHashError
-from lbrynet.core.utils import is_valid_blobhash
+from lbrynet.p2p.utils import is_valid_blobhash
 from lbrynet.blob.writer import HashBlobWriter
 from lbrynet.blob.reader import HashBlobReader
 

lbrynet/blob/client/CryptBlobHandler.py

@@ -1,6 +1,6 @@
 import binascii
 from twisted.internet import defer
-from lbrynet.cryptstream.CryptBlob import StreamBlobDecryptor
+from lbrynet.blob.CryptBlob import StreamBlobDecryptor
 
 
 class CryptBlobHandler:

lbrynet/blob/client/CryptStreamDownloader.py

@@ -1,10 +1,10 @@
 from binascii import unhexlify
 import logging
-from lbrynet.core.client.BlobRequester import BlobRequester
+from lbrynet.p2p.client.BlobRequester import BlobRequester
-from lbrynet.core.client.ConnectionManager import ConnectionManager
+from lbrynet.p2p.client.ConnectionManager import ConnectionManager
-from lbrynet.core.client.DownloadManager import DownloadManager
+from lbrynet.p2p.client.DownloadManager import DownloadManager
-from lbrynet.core.client.StreamProgressManager import FullStreamProgressManager
+from lbrynet.p2p.client.StreamProgressManager import FullStreamProgressManager
-from lbrynet.cryptstream.client.CryptBlobHandler import CryptBlobHandler
+from lbrynet.blob.client.CryptBlobHandler import CryptBlobHandler
 from twisted.internet import defer
 from twisted.python.failure import Failure
 

lbrynet/blob/client/EncryptedFileDownloader.py

@@ -3,11 +3,11 @@ import logging
 import traceback
 from binascii import hexlify, unhexlify
 
-from lbrynet.core.StreamDescriptor import save_sd_info
+from lbrynet.p2p.StreamDescriptor import save_sd_info
-from lbrynet.cryptstream.client.CryptStreamDownloader import CryptStreamDownloader
+from lbrynet.blob.client.CryptStreamDownloader import CryptStreamDownloader
-from lbrynet.core.client.StreamProgressManager import FullStreamProgressManager
+from lbrynet.p2p.client.StreamProgressManager import FullStreamProgressManager
-from lbrynet.core.Error import FileOpenError
+from lbrynet.p2p.Error import FileOpenError
-from lbrynet.lbry_file.client.EncryptedFileMetadataHandler import EncryptedFileMetadataHandler
+from lbrynet.blob.client.EncryptedFileMetadataHandler import EncryptedFileMetadataHandler
 from twisted.internet import defer, threads
 
 

lbrynet/blob/client/EncryptedFileOptions.py

@@ -1,6 +1,6 @@
-from lbrynet.core.StreamDescriptor import EncryptedFileStreamType
+from lbrynet.p2p.StreamDescriptor import EncryptedFileStreamType
-from lbrynet.core.StreamDescriptor import EncryptedFileStreamDescriptorValidator
+from lbrynet.p2p.StreamDescriptor import EncryptedFileStreamDescriptorValidator
-from lbrynet.core.DownloadOption import DownloadOption, DownloadOptionChoice
+from lbrynet.p2p.DownloadOption import DownloadOption, DownloadOptionChoice
 
 
 def add_lbry_file_to_sd_identifier(sd_identifier):

lbrynet/blob/creator.py

@@ -3,7 +3,7 @@ import logging
 from io import BytesIO
 from twisted.internet import defer
 from twisted.web.client import FileBodyProducer
-from lbrynet.core.cryptoutils import get_lbry_hash_obj
+from lbrynet.p2p.cryptoutils import get_lbry_hash_obj
 
 log = logging.getLogger(__name__)
 

lbrynet/blob/writer.py

@@ -1,8 +1,8 @@
 import logging
 from io import BytesIO
 from twisted.python.failure import Failure
-from lbrynet.core.Error import DownloadCanceledError, InvalidDataError
+from lbrynet.p2p.Error import DownloadCanceledError, InvalidDataError
-from lbrynet.core.cryptoutils import get_lbry_hash_obj
+from lbrynet.p2p.cryptoutils import get_lbry_hash_obj
 
 log = logging.getLogger(__name__)
 

lbrynet/cryptstream/__init__.py

@@ -1,8 +0,0 @@
-"""
-Classes and functions for dealing with Crypt Streams.
-
-Crypt Streams are encrypted blobs and metadata tying those blobs together. At least some of the
-metadata is generally stored in a Stream Descriptor File, for example containing a public key
-used to bind blobs to the stream and a symmetric key used to encrypt the blobs. The list of blobs
-may or may not be present.
-"""

lbrynet/dht/hashannouncer.py

@@ -2,8 +2,8 @@ import binascii
 import logging
 
 from twisted.internet import defer, task
-from lbrynet.core import utils
+from lbrynet.p2p import utils
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
 
 log = logging.getLogger(__name__)
 

lbrynet/dht/msgtypes.py

@@ -7,7 +7,7 @@
 # The docstrings in this module contain epytext markup; API documentation
 # may be created by processing this file with epydoc: http://epydoc.sf.net
 
-from lbrynet.core.utils import generate_id
+from lbrynet.p2p.utils import generate_id
 from . import constants
 
 

lbrynet/dht/node.py

@@ -5,9 +5,9 @@ from functools import reduce
 
 from twisted.internet import defer, error, task
 
-from lbrynet.core.utils import generate_id, DeferredDict
+from lbrynet.p2p.utils import generate_id, DeferredDict
-from lbrynet.core.call_later_manager import CallLaterManager
+from lbrynet.p2p.call_later_manager import CallLaterManager
-from lbrynet.core.PeerManager import PeerManager
+from lbrynet.p2p.PeerManager import PeerManager
 from .error import TimeoutError
 from . import constants
 from . import routingtable
@@ -580,7 +580,7 @@ class Node(MockKademliaHelper):
         """
         return generate_id()
 
-    # from lbrynet.core.utils import profile_deferred
+    # from lbrynet.p2p.utils import profile_deferred
     # @profile_deferred()
     @defer.inlineCallbacks
     def _iterativeFind(self, key, startupShortlist=None, rpc='findNode', exclude=None):

lbrynet/dht/peerfinder.py

@@ -2,8 +2,7 @@ import binascii
 import logging
 
 from twisted.internet import defer
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-
 
 log = logging.getLogger(__name__)
 

lbrynet/dht/protocol.py

@@ -118,7 +118,20 @@ class KademliaProtocol(protocol.DatagramProtocol):
             return args
         return args + ({b'protocolVersion': self._protocolVersion},)
 
+    @defer.inlineCallbacks
     def sendRPC(self, contact, method, args):
+        for _ in range(constants.rpcAttempts):
+            try:
+                response = yield self._sendRPC(contact, method, args)
+                return response
+            except TimeoutError:
+                if contact.contact_is_good:
+                    log.debug("RETRY %s ON %s", method, contact)
+                    continue
+                else:
+                    raise
+
+    def _sendRPC(self, contact, method, args):
         """
         Sends an RPC to the specified contact
 
@@ -153,11 +166,12 @@ class KademliaProtocol(protocol.DatagramProtocol):
         df = defer.Deferred()
 
         def _remove_contact(failure):  # remove the contact from the routing table and track the failure
+            contact.update_last_failed()
             try:
-                self._node.removeContact(contact)
+                if not contact.contact_is_good:
+                    self._node.removeContact(contact)
             except (ValueError, IndexError):
                 pass
-            contact.update_last_failed()
             return failure
 
         def _update_contact(result):  # refresh the contact in the routing table

lbrynet/extras/cli.py

@@ -20,11 +20,11 @@ from docopt import docopt
 from textwrap import dedent
 
 from lbrynet import __name__ as lbrynet_name
-from lbrynet.daemon.Daemon import Daemon
+from lbrynet.extras.daemon.Daemon import Daemon
-from lbrynet.daemon.DaemonControl import start as daemon_main
+from lbrynet.extras.daemon.DaemonControl import start as daemon_main
-from lbrynet.daemon.DaemonConsole import main as daemon_console
+from lbrynet.extras.daemon.DaemonConsole import main as daemon_console
-from lbrynet.daemon.auth.client import LBRYAPIClient
+from lbrynet.extras.daemon.auth.client import LBRYAPIClient
-from lbrynet.core.system_info import get_platform
+from lbrynet.p2p.system_info import get_platform
 
 
 async def execute_command(method, params, conf_path=None):

lbrynet/extras/daemon/ComponentManager.py

@@ -1,7 +1,7 @@
 import logging
 from twisted.internet import defer
 
-from lbrynet.core.Error import ComponentStartConditionNotMet
+from lbrynet.p2p.Error import ComponentStartConditionNotMet
 
 log = logging.getLogger(__name__)
 
@@ -60,7 +60,8 @@ class ComponentManager:
         try:
             component = self.get_component(condition.component)
             result = condition.evaluate(component)
-        except Exception as err:
+        except Exception:
+            log.exception('failed to evaluate condition:')
             result = False
         return result, "" if result else condition.message
 

lbrynet/extras/daemon/Components.py

@@ -7,30 +7,30 @@ import binascii
 from hashlib import sha256
 from types import SimpleNamespace
 from twisted.internet import defer, threads, reactor, error, task
-import lbryschema
+import lbrynet.schema
 from aioupnp import __version__ as aioupnp_version
 from aioupnp.upnp import UPnP
 from aioupnp.fault import UPnPError
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.core.utils import DeferredDict
+from lbrynet.p2p.utils import DeferredDict
-from lbrynet.core.PaymentRateManager import OnlyFreePaymentsManager
+from lbrynet.p2p.PaymentRateManager import OnlyFreePaymentsManager
-from lbrynet.core.RateLimiter import RateLimiter
+from lbrynet.p2p.RateLimiter import RateLimiter
-from lbrynet.core.BlobManager import DiskBlobManager
+from lbrynet.p2p.BlobManager import DiskBlobManager
-from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier, EncryptedFileStreamType
+from lbrynet.p2p.StreamDescriptor import StreamDescriptorIdentifier, EncryptedFileStreamType
-from lbrynet.wallet.manager import LbryWalletManager
+from lbrynet.extras.wallet import LbryWalletManager
-from lbrynet.wallet.network import Network
+from lbrynet.extras.wallet import Network
-from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
+from lbrynet.p2p.server.BlobRequestHandler import BlobRequestHandlerFactory
-from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
+from lbrynet.p2p.server.ServerProtocol import ServerProtocolFactory
-from lbrynet.daemon.Component import Component
+from .Component import Component
-from lbrynet.daemon.ExchangeRateManager import ExchangeRateManager
+from .ExchangeRateManager import ExchangeRateManager
-from lbrynet.database.storage import SQLiteStorage
+from lbrynet.extras.daemon.storage import SQLiteStorage
 from lbrynet.dht import node, hashannouncer
-from lbrynet.file_manager.EncryptedFileManager import EncryptedFileManager
+from lbrynet.blob.EncryptedFileManager import EncryptedFileManager
-from lbrynet.lbry_file.client.EncryptedFileDownloader import EncryptedFileSaverFactory
+from lbrynet.blob.client.EncryptedFileDownloader import EncryptedFileSaverFactory
-from lbrynet.lbry_file.client.EncryptedFileOptions import add_lbry_file_to_sd_identifier
+from lbrynet.blob.client.EncryptedFileOptions import add_lbry_file_to_sd_identifier
-from lbrynet.reflector import ServerFactory as reflector_server_factory
+from lbrynet.extras.reflector import ServerFactory as reflector_server_factory
 
-from lbrynet.core.utils import generate_id
+from lbrynet.p2p.utils import generate_id
 
 log = logging.getLogger(__name__)
 
@@ -95,7 +95,7 @@ class ConfigSettings:
 
     @staticmethod
     def get_external_ip():
-        from lbrynet.core.system_info import get_platform
+        from lbrynet.p2p.system_info import get_platform
         platform = get_platform(get_ip=True)
         return platform['ip']
 
@@ -159,7 +159,7 @@ class DatabaseComponent(Component):
                             'Your database is revision %i, expected %i' %
                             (old_revision, self.get_current_db_revision()))
         if old_revision < self.get_current_db_revision():
-            from lbrynet.database.migrator import dbmigrator
+            from lbrynet.extras.daemon.migrator import dbmigrator
             log.info("Upgrading your databases (revision %i to %i)", old_revision, self.get_current_db_revision())
             yield threads.deferToThread(
                 dbmigrator.migrate_db, GCS('data_dir'), old_revision, self.get_current_db_revision()
@@ -353,7 +353,7 @@ class WalletComponent(Component):
         conf.settings.ensure_wallet_dir()
         log.info("Starting torba wallet")
         storage = self.component_manager.get_component(DATABASE_COMPONENT)
-        lbryschema.BLOCKCHAIN_NAME = conf.settings['blockchain_name']
+        lbrynet.schema.BLOCKCHAIN_NAME = conf.settings['blockchain_name']
         self.wallet_manager = yield f2d(LbryWalletManager.from_lbrynet_config(conf.settings, storage))
         self.wallet_manager.old_db = storage
         yield f2d(self.wallet_manager.start())

lbrynet/extras/daemon/Daemon.py

@@ -14,41 +14,41 @@ from twisted.internet import defer, reactor
 from twisted.internet.task import LoopingCall
 from twisted.python.failure import Failure
 
-from torba.constants import COIN
+from torba.client.constants import COIN
-from torba.baseaccount import SingleKey, HierarchicalDeterministic
+from torba.client.baseaccount import SingleKey, HierarchicalDeterministic
 
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
-from lbryschema.uri import parse_lbry_uri
+from lbrynet.schema.uri import parse_lbry_uri
-from lbryschema.error import URIParseError, DecodeError
+from lbrynet.schema.error import URIParseError, DecodeError
-from lbryschema.validator import validate_claim_id
+from lbrynet.schema.validator import validate_claim_id
-from lbryschema.address import decode_address
+from lbrynet.schema.address import decode_address
-from lbryschema.decode import smart_decode
+from lbrynet.schema.decode import smart_decode
 
 # TODO: importing this when internet is disabled raises a socket.gaierror
-from lbrynet.core.system_info import get_lbrynet_version
+from lbrynet.p2p.system_info import get_lbrynet_version
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.reflector import reupload
+from lbrynet.extras.reflector import reupload
-from lbrynet.daemon.Components import d2f, f2d
+from .Components import d2f, f2d
-from lbrynet.daemon.Components import WALLET_COMPONENT, DATABASE_COMPONENT, DHT_COMPONENT, BLOB_COMPONENT
+from .Components import WALLET_COMPONENT, DATABASE_COMPONENT, DHT_COMPONENT, BLOB_COMPONENT
-from lbrynet.daemon.Components import STREAM_IDENTIFIER_COMPONENT, FILE_MANAGER_COMPONENT, RATE_LIMITER_COMPONENT
+from .Components import STREAM_IDENTIFIER_COMPONENT, FILE_MANAGER_COMPONENT, RATE_LIMITER_COMPONENT
-from lbrynet.daemon.Components import EXCHANGE_RATE_MANAGER_COMPONENT, PAYMENT_RATE_COMPONENT, UPNP_COMPONENT
+from .Components import EXCHANGE_RATE_MANAGER_COMPONENT, PAYMENT_RATE_COMPONENT, UPNP_COMPONENT
-from lbrynet.daemon.ComponentManager import RequiredCondition
+from .ComponentManager import RequiredCondition
-from lbrynet.daemon.Downloader import GetStream
+from .Downloader import GetStream
-from lbrynet.daemon.Publisher import Publisher
+from .Publisher import Publisher
-from lbrynet.daemon.auth.server import AuthJSONRPCServer
+from .auth.server import AuthJSONRPCServer
-from lbrynet.core import utils, system_info
+from lbrynet.p2p import utils, system_info
-from lbrynet.core.StreamDescriptor import download_sd_blob
+from lbrynet.p2p.StreamDescriptor import download_sd_blob
-from lbrynet.core.Error import InsufficientFundsError, UnknownNameError
+from lbrynet.p2p.Error import InsufficientFundsError, UnknownNameError
-from lbrynet.core.Error import DownloadDataTimeout, DownloadSDTimeout
+from lbrynet.p2p.Error import DownloadDataTimeout, DownloadSDTimeout
-from lbrynet.core.Error import NullFundsError, NegativeFundsError
+from lbrynet.p2p.Error import NullFundsError, NegativeFundsError
-from lbrynet.core.Error import ResolveError
+from lbrynet.p2p.Error import ResolveError
 from lbrynet.dht.error import TimeoutError
-from lbrynet.core.Peer import Peer
+from lbrynet.p2p.Peer import Peer
-from lbrynet.core.SinglePeerDownloader import SinglePeerDownloader
+from lbrynet.p2p.SinglePeerDownloader import SinglePeerDownloader
-from lbrynet.core.client.StandaloneBlobDownloader import StandaloneBlobDownloader
+from lbrynet.p2p.client.StandaloneBlobDownloader import StandaloneBlobDownloader
-from lbrynet.wallet.account import Account as LBCAccount
+from lbrynet.extras.wallet import LbryWalletManager
-from lbrynet.wallet.manager import LbryWalletManager
+from lbrynet.extras.wallet.account import Account as LBCAccount
-from lbrynet.wallet.dewies import dewies_to_lbc, lbc_to_dewies
+from lbrynet.extras.wallet.dewies import dewies_to_lbc, lbc_to_dewies
 
 log = logging.getLogger(__name__)
 requires = AuthJSONRPCServer.requires
@@ -820,7 +820,7 @@ class Daemon(AuthJSONRPCServer):
                 'ip': (str) remote ip, if available,
                 'lbrynet_version': (str) lbrynet_version,
                 'lbryum_version': (str) lbryum_version,
-                'lbryschema_version': (str) lbryschema_version,
+                'lbrynet.schema_version': (str) lbrynet.schema_version,
                 'os_release': (str) os release string
                 'os_system': (str) os name
                 'platform': (str) platform string
@@ -2271,7 +2271,7 @@ class Daemon(AuthJSONRPCServer):
             }
         }
 
-        # this will be used to verify the format with lbryschema
+        # this will be used to verify the format with lbrynet.schema
         claim_copy = deepcopy(claim_dict)
         if sources is not None:
             claim_dict['stream']['source'] = sources
@@ -2292,7 +2292,7 @@ class Daemon(AuthJSONRPCServer):
             raise Exception("no source provided to publish")
         try:
             ClaimDict.load_dict(claim_copy)
-            # the metadata to use in the claim can be serialized by lbryschema
+            # the metadata to use in the claim can be serialized by lbrynet.schema
         except DecodeError as err:
             # there was a problem with a metadata field, raise an error here rather than
             # waiting to find out when we go to publish the claim (after having made the stream)

lbrynet/extras/daemon/DaemonConsole.py

@@ -6,12 +6,11 @@ import logging.handlers
 from twisted.internet import defer, reactor, threads
 from aiohttp import client_exceptions
 
-from lbrynet import analytics
+from lbrynet.extras.daemon import analytics, conf
-from lbrynet import conf
+from lbrynet.p2p import utils
-from lbrynet.core import utils
+from lbrynet.p2p import log_support
-from lbrynet.core import log_support
+from .auth.client import LBRYAPIClient
-from lbrynet.daemon.auth.client import LBRYAPIClient
+from .Daemon import Daemon
-from lbrynet.daemon.Daemon import Daemon
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/DaemonControl.py

@@ -7,16 +7,16 @@ if 'win' in sys.platform:
     import certifi
     os.environ['SSL_CERT_FILE'] = certifi.where()
 
-from lbrynet.core import log_support
+from lbrynet.p2p import log_support
 
 import argparse
 import logging.handlers
 
 from twisted.internet import reactor
 
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.core import utils, system_info
+from lbrynet.p2p import utils, system_info
-from lbrynet.daemon.Daemon import Daemon
+from .Daemon import Daemon
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/Downloader.py

@@ -3,17 +3,17 @@ import os
 from twisted.internet import defer
 from twisted.internet.task import LoopingCall
 
-from lbrynet.daemon.Components import f2d
+from .Components import f2d
-from lbryschema.fee import Fee
+from lbrynet.schema.fee import Fee
 
-from lbrynet.core.Error import InsufficientFundsError, KeyFeeAboveMaxAllowed, InvalidStreamDescriptorError
+from lbrynet.p2p.Error import InsufficientFundsError, KeyFeeAboveMaxAllowed, InvalidStreamDescriptorError
-from lbrynet.core.Error import DownloadDataTimeout, DownloadCanceledError, DownloadSDTimeout
+from lbrynet.p2p.Error import DownloadDataTimeout, DownloadCanceledError, DownloadSDTimeout
-from lbrynet.core.utils import safe_start_looping_call, safe_stop_looping_call
+from lbrynet.p2p.utils import safe_start_looping_call, safe_stop_looping_call
-from lbrynet.core.StreamDescriptor import download_sd_blob
+from lbrynet.p2p.StreamDescriptor import download_sd_blob
-from lbrynet.file_manager.EncryptedFileDownloader import ManagedEncryptedFileDownloaderFactory
+from lbrynet.blob.EncryptedFileDownloader import ManagedEncryptedFileDownloaderFactory
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from torba.constants import COIN
+from torba.client.constants import COIN
-from lbrynet.wallet.dewies import dewies_to_lbc
+from lbrynet.extras.wallet.dewies import dewies_to_lbc
 
 INITIALIZING_CODE = 'initializing'
 DOWNLOAD_METADATA_CODE = 'downloading_metadata'

lbrynet/extras/daemon/ExchangeRateManager.py

@@ -6,7 +6,7 @@ import treq
 from twisted.internet import defer
 from twisted.internet.task import LoopingCall
 
-from lbrynet.core.Error import InvalidExchangeRateResponse, CurrencyConversionError
+from lbrynet.p2p.Error import InvalidExchangeRateResponse, CurrencyConversionError
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/Publisher.py

@@ -3,7 +3,7 @@ import logging
 import mimetypes
 import os
 
-from lbrynet.file_manager.EncryptedFileCreator import create_lbry_file
+from lbrynet.blob.EncryptedFileCreator import create_lbry_file
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/analytics.py

@@ -4,8 +4,8 @@ import logging
 import treq
 from twisted.internet import defer, task
 
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.core import looping_call_manager, utils, system_info
+from lbrynet.p2p import looping_call_manager, utils, system_info
 
 # Things We Track
 SERVER_STARTUP = 'Server Startup'

lbrynet/extras/daemon/auth/client.py

@@ -3,8 +3,8 @@ import aiohttp
 import logging
 from urllib.parse import urlparse
 
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.daemon.auth.keyring import Keyring, APIKey
+from .keyring import Keyring, APIKey
 
 log = logging.getLogger(__name__)
 USER_AGENT = "AuthServiceProxy/0.1"

lbrynet/extras/daemon/auth/factory.py

@@ -3,7 +3,7 @@ import logging
 from twisted.web import server, guard, resource
 from twisted.cred import portal
 
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
 from .auth import PasswordChecker, HttpPasswordRealm
 from ..auth.keyring import Keyring
 

lbrynet/extras/daemon/auth/keyring.py

@@ -13,7 +13,7 @@ from cryptography.hazmat.primitives.asymmetric import rsa
 from cryptography.hazmat.primitives import serialization
 from twisted.internet import ssl
 import logging
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/auth/server.py

@@ -14,16 +14,16 @@ from twisted.internet.error import ConnectionDone, ConnectionLost
 from txjsonrpc import jsonrpclib
 from traceback import format_exc
 
-from lbrynet import conf, analytics
+from lbrynet.extras.daemon import analytics, conf
-from lbrynet.core.Error import InvalidAuthenticationToken
+from lbrynet.p2p.Error import InvalidAuthenticationToken
-from lbrynet.core import utils
+from lbrynet.p2p import utils
-from lbrynet.core.Error import ComponentsNotStarted, ComponentStartConditionNotMet
+from lbrynet.p2p.Error import ComponentsNotStarted, ComponentStartConditionNotMet
-from lbrynet.core.looping_call_manager import LoopingCallManager
+from lbrynet.p2p.looping_call_manager import LoopingCallManager
-from lbrynet.daemon.ComponentManager import ComponentManager
+from lbrynet.extras.daemon.ComponentManager import ComponentManager
 from .keyring import APIKey, Keyring
 from .undecorated import undecorated
 from .factory import AuthJSONRPCResource
-from lbrynet.daemon.json_response_encoder import JSONResponseEncoder
+from lbrynet.extras.daemon.json_response_encoder import JSONResponseEncoder
 log = logging.getLogger(__name__)
 
 EMPTY_PARAMS = [{}]

lbrynet/extras/daemon/conf.py

@@ -7,15 +7,15 @@ import sys
 import yaml
 import envparse
 from appdirs import user_data_dir, user_config_dir
-from lbrynet.core import utils
+from lbrynet.p2p import utils
-from lbrynet.core.Error import InvalidCurrencyError, NoSuchDirectoryError
+from lbrynet.p2p.Error import InvalidCurrencyError, NoSuchDirectoryError
 from lbrynet.androidhelpers.paths import (
     android_internal_storage_dir,
     android_app_internal_storage_dir
 )
 
 try:
-    from lbrynet.winhelpers.knownpaths import get_path, FOLDERID, UserHandle
+    from .winpaths import get_path, FOLDERID, UserHandle
 except (ImportError, ValueError, NameError):
     # Android platform: NameError: name 'c_wchar' is not defined
     pass

lbrynet/extras/daemon/json_response_encoder.py

@@ -1,11 +1,15 @@
+import logging
 from decimal import Decimal
 from binascii import hexlify
 from datetime import datetime
 from json import JSONEncoder
 from ecdsa import BadSignatureError
-from lbrynet.wallet.transaction import Transaction, Output
+from lbrynet.extras.wallet import MainNetLedger
-from lbrynet.wallet.dewies import dewies_to_lbc
+from lbrynet.extras.wallet.transaction import Transaction, Output
-from lbrynet.wallet.ledger import MainNetLedger
+from lbrynet.extras.wallet.dewies import dewies_to_lbc
+
+
+log = logging.getLogger(__name__)
 
 
 class JSONResponseEncoder(JSONEncoder):
@@ -75,6 +79,12 @@ class JSONResponseEncoder(JSONEncoder):
                             )
                         except BadSignatureError:
                             output['valid_signature'] = False
+                        except ValueError:
+                            log.exception(
+                                'txo.id: %s, txo.channel.id:%s, output: %s',
+                                txo.id, txo.channel.id, output
+                            )
+                            output['valid_signature'] = False
 
             if txo.script.is_claim_name:
                 output['type'] = 'claim'

lbrynet/extras/daemon/migrator/dbmigrator.py

@@ -7,21 +7,21 @@ def migrate_db(db_dir, start, end):
     current = start
     while current < end:
         if current == 1:
-            from lbrynet.database.migrator.migrate1to2 import do_migration
+            from .migrate1to2 import do_migration
         elif current == 2:
-            from lbrynet.database.migrator.migrate2to3 import do_migration
+            from .migrate2to3 import do_migration
         elif current == 3:
-            from lbrynet.database.migrator.migrate3to4 import do_migration
+            from .migrate3to4 import do_migration
         elif current == 4:
-            from lbrynet.database.migrator.migrate4to5 import do_migration
+            from .migrate4to5 import do_migration
         elif current == 5:
-            from lbrynet.database.migrator.migrate5to6 import do_migration
+            from .migrate5to6 import do_migration
         elif current == 6:
-            from lbrynet.database.migrator.migrate6to7 import do_migration
+            from .migrate6to7 import do_migration
         elif current == 7:
-            from lbrynet.database.migrator.migrate7to8 import do_migration
+            from .migrate7to8 import do_migration
         elif current == 8:
-            from lbrynet.database.migrator.migrate8to9 import do_migration
+            from .migrate8to9 import do_migration
         else:
             raise Exception("DB migration of version {} to {} is not available".format(current,
                                                                                        current+1))

lbrynet/extras/daemon/migrator/migrate5to6.py

@@ -2,8 +2,8 @@ import sqlite3
 import os
 import json
 import logging
-from lbryschema.decode import smart_decode
+from lbrynet.schema.decode import smart_decode
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/migrator/migrate8to9.py

@@ -2,9 +2,9 @@ import sqlite3
 import logging
 import os
 
-from lbrynet.core.Error import InvalidStreamDescriptorError
+from lbrynet.p2p.Error import InvalidStreamDescriptorError
-from lbrynet.core.StreamDescriptor import EncryptedFileStreamType, format_sd_info, format_blobs, validate_descriptor
+from lbrynet.p2p.StreamDescriptor import EncryptedFileStreamType, format_sd_info, format_blobs, validate_descriptor
-from lbrynet.cryptstream.CryptBlob import CryptBlobInfo
+from lbrynet.blob.CryptBlob import CryptBlobInfo
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/storage.py

@@ -7,12 +7,12 @@ from decimal import Decimal
 from twisted.internet import defer, task, threads
 from twisted.enterprise import adbapi
 
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
-from lbryschema.decode import smart_decode
+from lbrynet.schema.decode import smart_decode
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.cryptstream.CryptBlob import CryptBlobInfo
+from lbrynet.blob.CryptBlob import CryptBlobInfo
 from lbrynet.dht.constants import dataExpireTimeout
-from torba.constants import COIN
+from torba.client.constants import COIN
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/daemon/winpaths.py

@@ -1,4 +1,5 @@
-from __future__ import print_function
+# Copyright (c) 2014 Michael Kropat
+
 import sys
 import ctypes
 from ctypes import windll, wintypes
@@ -156,7 +157,7 @@ def get_path(folderid, user_handle=UserHandle.common):
 
 if __name__ == '__main__':
     if len(sys.argv) < 2 or sys.argv[1] in ['-?', '/?']:
-        print('python knownpaths.py FOLDERID {current|common}')
+        print('python winpaths.py FOLDERID {current|common}')
         sys.exit(0)
 
     try:

lbrynet/extras/reflector/__init__.py

@@ -63,7 +63,6 @@ If the transfer was not successful (False), the blob is re-added to the needed_b
 Blob requests continue for each of the blobs the client has queued to send, when completed
 the client disconnects.
 """
-
+from .server.server import ReflectorServerFactory as ServerFactory
-from lbrynet.reflector.server.server import ReflectorServerFactory as ServerFactory
+from .client.client import EncryptedFileReflectorClientFactory as ClientFactory
-from lbrynet.reflector.client.client import EncryptedFileReflectorClientFactory as ClientFactory
+from .client.blob import BlobReflectorClientFactory as BlobClientFactory
-from lbrynet.reflector.client.blob import BlobReflectorClientFactory as BlobClientFactory

lbrynet/extras/reflector/client/blob.py

@@ -5,7 +5,7 @@ from twisted.protocols.basic import FileSender
 from twisted.internet.protocol import Protocol, ClientFactory
 from twisted.internet import defer, error
 
-from lbrynet.reflector.common import IncompleteResponse, REFLECTOR_V2
+from lbrynet.extras.reflector.common import IncompleteResponse, REFLECTOR_V2
 
 
 log = logging.getLogger(__name__)

lbrynet/extras/reflector/client/client.py

@@ -6,8 +6,8 @@ from twisted.protocols.basic import FileSender
 from twisted.internet.protocol import Protocol, ClientFactory
 from twisted.internet import defer, error
 
-from lbrynet.reflector.common import IncompleteResponse, ReflectorRequestError
+from lbrynet.extras.reflector.common import IncompleteResponse, ReflectorRequestError
-from lbrynet.reflector.common import REFLECTOR_V1, REFLECTOR_V2
+from lbrynet.extras.reflector.common import REFLECTOR_V1, REFLECTOR_V2
 
 log = logging.getLogger(__name__)
 

lbrynet/extras/reflector/reupload.py

@@ -1,8 +1,8 @@
 import random
 
 from twisted.internet import reactor, defer
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
-from lbrynet.reflector import ClientFactory, BlobClientFactory
+from . import ClientFactory, BlobClientFactory
 
 
 def _is_ip(host):

lbrynet/extras/reflector/server/server.py

@@ -3,12 +3,12 @@ import json
 from twisted.python import failure
 from twisted.internet import error, defer
 from twisted.internet.protocol import Protocol, ServerFactory
-from lbrynet.core.utils import is_valid_blobhash
+from lbrynet.p2p.utils import is_valid_blobhash
-from lbrynet.core.Error import DownloadCanceledError, InvalidBlobHashError
+from lbrynet.p2p.Error import DownloadCanceledError, InvalidBlobHashError
-from lbrynet.core.StreamDescriptor import BlobStreamDescriptorReader
+from lbrynet.p2p.StreamDescriptor import BlobStreamDescriptorReader
-from lbrynet.core.StreamDescriptor import save_sd_info
+from lbrynet.p2p.StreamDescriptor import save_sd_info
-from lbrynet.reflector.common import REFLECTOR_V1, REFLECTOR_V2
+from lbrynet.extras.reflector.common import REFLECTOR_V1, REFLECTOR_V2
-from lbrynet.reflector.common import ReflectorRequestError, ReflectorClientVersionError
+from lbrynet.extras.reflector.common import ReflectorRequestError, ReflectorClientVersionError
 
 
 log = logging.getLogger(__name__)

lbrynet/extras/wallet/__init__.py

@@ -4,6 +4,8 @@ __node_bin__ = ''
 __node_url__ = (
     'https://github.com/lbryio/lbrycrd/releases/download/v0.12.2.1/lbrycrd-linux.zip'
 )
-__electrumx__ = 'lbryumx.coin.LBCRegTest'
+__spvserver__ = 'lbrynet.extras.wallet.server.coin.LBCRegTest'
 
 from .ledger import MainNetLedger, RegTestLedger
+from .manager import LbryWalletManager
+from .network import Network

lbrynet/extras/wallet/account.py

@@ -1,11 +1,11 @@
 import json
 import logging
 
-from torba.baseaccount import BaseAccount
+from torba.client.baseaccount import BaseAccount
-from torba.basetransaction import TXORef
+from torba.client.basetransaction import TXORef
 
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
-from lbryschema.signer import SECP256k1, get_signer
+from lbrynet.schema.signer import SECP256k1, get_signer
 
 
 log = logging.getLogger(__name__)

lbrynet/extras/wallet/claim_proofs.py

@@ -1,7 +1,7 @@
 import six
 import struct
 import binascii
-from torba.hash import double_sha256
+from torba.client.hash import double_sha256
 
 
 class InvalidProofError(Exception):

lbrynet/extras/wallet/database.py

@@ -1,4 +1,4 @@
-from torba.basedatabase import BaseDatabase
+from torba.client.basedatabase import BaseDatabase
 
 
 class WalletDatabase(BaseDatabase):
@@ -64,7 +64,7 @@ class WalletDatabase(BaseDatabase):
         if channel_ids:
             channels = {
                 txo.claim_id: txo for txo in
-                (await super().get_utxos(
+                (await self.get_claims(
                     my_account=my_account,
                     claim_id__in=channel_ids
                 ))

lbrynet/extras/wallet/dewies.py

@@ -1,6 +1,6 @@
 import re
 import textwrap
-from torba.constants import COIN
+from torba.client.constants import COIN
 
 
 def lbc_to_dewies(lbc):

lbrynet/extras/wallet/header.py

@@ -2,9 +2,9 @@ import struct
 from typing import Optional
 from binascii import hexlify, unhexlify
 
-from torba.baseheader import BaseHeaders
+from torba.client.baseheader import BaseHeaders
-from torba.util import ArithUint256
+from torba.client.util import ArithUint256
-from torba.hash import sha512, double_sha256, ripemd160
+from torba.client.hash import sha512, double_sha256, ripemd160
 
 
 class Headers(BaseHeaders):

lbrynet/extras/wallet/ledger.py

@@ -2,9 +2,9 @@ import asyncio
 import logging
 from binascii import unhexlify
 
-from lbryschema.error import URIParseError
+from lbrynet.schema.error import URIParseError
-from lbryschema.uri import parse_lbry_uri
+from lbrynet.schema.uri import parse_lbry_uri
-from torba.baseledger import BaseLedger
+from torba.client.baseledger import BaseLedger
 
 from .resolve import Resolver
 from .account import Account

lbrynet/extras/wallet/manager.py

@@ -9,10 +9,10 @@ from typing import Optional
 
 from twisted.internet import defer
 
-from lbryschema.schema import SECP256k1
+from lbrynet.schema.schema import SECP256k1
-from torba.basemanager import BaseWalletManager
+from torba.client.basemanager import BaseWalletManager
 
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
 
 from .ledger import MainNetLedger
 from .account import BaseAccount, generate_certificate

lbrynet/extras/wallet/network.py

@@ -1,4 +1,4 @@
-from torba.basenetwork import BaseNetwork
+from torba.client.basenetwork import BaseNetwork
 
 
 class Network(BaseNetwork):

lbrynet/extras/wallet/resolve.py

@@ -3,12 +3,12 @@ import logging
 from ecdsa import BadSignatureError
 from binascii import unhexlify, hexlify
 
-from lbrynet.core.Error import UnknownNameError, UnknownClaimID, UnknownURI, UnknownOutpoint
+from lbrynet.p2p.Error import UnknownNameError, UnknownClaimID, UnknownURI, UnknownOutpoint
-from lbryschema.address import is_address
+from lbrynet.schema.address import is_address
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
-from lbryschema.decode import smart_decode
+from lbrynet.schema.decode import smart_decode
-from lbryschema.error import DecodeError
+from lbrynet.schema.error import DecodeError
-from lbryschema.uri import parse_lbry_uri
+from lbrynet.schema.uri import parse_lbry_uri
 
 from .claim_proofs import verify_proof, InvalidProofError
 log = logging.getLogger(__name__)
@@ -235,7 +235,7 @@ class Resolver:
         # these results can include those where `signature_is_valid` is False. if they are skipped,
         # page indexing becomes tricky, as the number of results isn't known until after having
         # processed them.
-        # TODO: fix ^ in lbryschema
+        # TODO: fix ^ in lbrynet.schema
 
         async def iter_validate_channel_claims():
             formatted_claims = []

lbrynet/extras/wallet/script.py

@@ -1,5 +1,5 @@
-from torba.basescript import BaseInputScript, BaseOutputScript, Template
+from torba.client.basescript import BaseInputScript, BaseOutputScript, Template
-from torba.basescript import PUSH_SINGLE, PUSH_INTEGER, OP_DROP, OP_2DROP, PUSH_SUBSCRIPT, OP_VERIFY
+from torba.client.basescript import PUSH_SINGLE, PUSH_INTEGER, OP_DROP, OP_2DROP, PUSH_SUBSCRIPT, OP_VERIFY
 
 
 class InputScript(BaseInputScript):

lbrynet/extras/wallet/server/block_processor.py

@@ -0,0 +1,174 @@
+import hashlib
+import struct
+
+import msgpack
+from torba.server.hash import hash_to_hex_str
+
+from torba.server.block_processor import BlockProcessor
+from lbrynet.schema.proto.claim_pb2 import Claim
+from lbrynet.schema.uri import parse_lbry_uri
+from lbrynet.schema.decode import smart_decode
+
+from .model import NameClaim, ClaimInfo, ClaimUpdate, ClaimSupport
+
+
+class LBRYBlockProcessor(BlockProcessor):
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        if self.env.coin.NET == "regtest":
+            self.prefetcher.polling_delay = 0.5
+
+        self.should_validate_signatures = self.env.boolean('VALIDATE_CLAIM_SIGNATURES', False)
+        self.logger.info("LbryumX Block Processor - Validating signatures: {}".format(self.should_validate_signatures))
+
+    def advance_blocks(self, blocks):
+        # save height, advance blocks as usual, then hook our claim tx processing
+        height = self.height + 1
+        super().advance_blocks(blocks)
+        pending_undo = []
+        for index, block in enumerate(blocks):
+            undo = self.advance_claim_txs(block.transactions, height + index)
+            pending_undo.append((height+index, undo,))
+        self.db.write_undo(pending_undo)
+
+    def advance_claim_txs(self, txs, height):
+        # TODO: generate claim undo info!
+        undo_info = []
+        add_undo = undo_info.append
+        update_inputs = set()
+        for tx, txid in txs:
+            update_inputs.clear()
+            if tx.has_claims:
+                for index, output in enumerate(tx.outputs):
+                    claim = output.claim
+                    if isinstance(claim, NameClaim):
+                        add_undo(self.advance_claim_name_transaction(output, height, txid, index))
+                    elif isinstance(claim, ClaimUpdate):
+                        update_input = self.db.get_update_input(claim, tx.inputs)
+                        if update_input:
+                            update_inputs.add(update_input)
+                            add_undo(self.advance_update_claim(output, height, txid, index))
+                        else:
+                            info = (hash_to_hex_str(txid), hash_to_hex_str(claim.claim_id),)
+                            self.logger.error("REJECTED: {} updating {}".format(*info))
+                    elif isinstance(claim, ClaimSupport):
+                        self.advance_support(claim, txid, index, height, output.value)
+            for txin in tx.inputs:
+                if txin not in update_inputs:
+                    abandoned_claim_id = self.db.abandon_spent(txin.prev_hash, txin.prev_idx)
+                    if abandoned_claim_id:
+                        add_undo((abandoned_claim_id, self.db.get_claim_info(abandoned_claim_id)))
+        return undo_info
+
+    def advance_update_claim(self, output, height, txid, nout):
+        claim_id = output.claim.claim_id
+        claim_info = self.claim_info_from_output(output, txid, nout, height)
+        old_claim_info = self.db.get_claim_info(claim_id)
+        self.db.put_claim_id_for_outpoint(old_claim_info.txid, old_claim_info.nout, None)
+        if old_claim_info.cert_id:
+            self.db.remove_claim_from_certificate_claims(old_claim_info.cert_id, claim_id)
+        if claim_info.cert_id:
+            self.db.put_claim_id_signed_by_cert_id(claim_info.cert_id, claim_id)
+        self.db.put_claim_info(claim_id, claim_info)
+        self.db.put_claim_id_for_outpoint(txid, nout, claim_id)
+        return claim_id, old_claim_info
+
+    def advance_claim_name_transaction(self, output, height, txid, nout):
+        claim_id = claim_id_hash(txid, nout)
+        claim_info = self.claim_info_from_output(output, txid, nout, height)
+        if claim_info.cert_id:
+            self.db.put_claim_id_signed_by_cert_id(claim_info.cert_id, claim_id)
+        self.db.put_claim_info(claim_id, claim_info)
+        self.db.put_claim_for_name(claim_info.name, claim_id)
+        self.db.put_claim_id_for_outpoint(txid, nout, claim_id)
+        return claim_id, None
+
+    def backup_from_undo_info(self, claim_id, undo_claim_info):
+        """
+        Undo information holds a claim state **before** a transaction changes it
+        There are 4 possibilities when processing it, of which only 3 are valid ones:
+         1. the claim is known and the undo info has info, it was an update
+         2. the claim is known and the undo info doesn't hold any info, it was claimed
+         3. the claim in unknown and the undo info has info, it was abandoned
+         4. the claim is unknown and the undo info does't hold info, error!
+        """
+
+        undo_claim_info = ClaimInfo(*undo_claim_info) if undo_claim_info else None
+        current_claim_info = self.db.get_claim_info(claim_id)
+        if current_claim_info and undo_claim_info:
+            # update, remove current claim
+            self.db.remove_claim_id_for_outpoint(current_claim_info.txid, current_claim_info.nout)
+            if current_claim_info.cert_id:
+                self.db.remove_claim_from_certificate_claims(current_claim_info.cert_id, claim_id)
+        elif current_claim_info and not undo_claim_info:
+            # claim, abandon it
+            self.db.abandon_spent(current_claim_info.txid, current_claim_info.nout)
+        elif not current_claim_info and undo_claim_info:
+            # abandon, reclaim it (happens below)
+            pass
+        else:
+            # should never happen, unless the database got into an inconsistent state
+            raise Exception("Unexpected situation occurred on backup, this means the database is inconsistent. "
+                            "Please report. Resetting the data folder (reindex) solves it for now.")
+        if undo_claim_info:
+            self.db.put_claim_info(claim_id, undo_claim_info)
+            if undo_claim_info.cert_id:
+                cert_id = self._checksig(undo_claim_info.name, undo_claim_info.value, undo_claim_info.address)
+                self.db.put_claim_id_signed_by_cert_id(cert_id, claim_id)
+            self.db.put_claim_for_name(undo_claim_info.name, claim_id)
+            self.db.put_claim_id_for_outpoint(undo_claim_info.txid, undo_claim_info.nout, claim_id)
+
+    def backup_txs(self, txs):
+        self.logger.info("Reorg at height {} with {} transactions.".format(self.height, len(txs)))
+        undo_info = msgpack.loads(self.db.claim_undo_db.get(struct.pack(">I", self.height)), use_list=False)
+        for claim_id, undo_claim_info in reversed(undo_info):
+            self.backup_from_undo_info(claim_id, undo_claim_info)
+        return super().backup_txs(txs)
+
+    def backup_blocks(self, raw_blocks):
+        self.db.batched_flush_claims()
+        super().backup_blocks(raw_blocks=raw_blocks)
+        self.db.batched_flush_claims()
+
+    def shutdown(self):
+        self.db.shutdown()
+
+    async def flush(self, flush_utxos):
+        self.db.batched_flush_claims()
+        return await super().flush(flush_utxos)
+
+    def advance_support(self, claim_support, txid, nout, height, amount):
+        # TODO: check for more controller claim rules, like takeover or ordering
+        pass
+
+    def claim_info_from_output(self, output, txid, nout, height):
+        amount = output.value
+        address = self.coin.address_from_script(output.pk_script)
+        name, value, cert_id = output.claim.name, output.claim.value, None
+        assert txid and address
+        cert_id = self._checksig(name, value, address)
+        return ClaimInfo(name, value, txid, nout, amount, address, height, cert_id)
+
+    def _checksig(self, name, value, address):
+        try:
+            parse_lbry_uri(name.decode())  # skip invalid names
+            cert_id = Claim.FromString(value).publisherSignature.certificateId[::-1] or None
+            if not self.should_validate_signatures:
+                return cert_id
+            if cert_id:
+                cert_claim = self.db.get_claim_info(cert_id)
+                if cert_claim:
+                    certificate = smart_decode(cert_claim.value)
+                    claim_dict = smart_decode(value)
+                    claim_dict.validate_signature(address, certificate)
+                    return cert_id
+        except Exception as e:
+            pass
+
+def claim_id_hash(txid, n):
+    # TODO: This should be in lbryschema
+    packed = txid + struct.pack('>I', n)
+    md = hashlib.new('ripemd160')
+    md.update(hashlib.sha256(packed).digest())
+    return md.digest()

lbrynet/extras/wallet/server/coin.py

@@ -0,0 +1,139 @@
+import struct
+
+from torba.server.script import ScriptPubKey, _match_ops, OpCodes
+from torba.server.util import cachedproperty
+from torba.server.hash import hash_to_hex_str, HASHX_LEN
+from hashlib import sha256
+from torba.server.coins import Coin, CoinError
+
+from .opcodes import decode_claim_script, opcodes as lbry_opcodes
+
+
+class LBC(Coin):
+    from .session import LBRYElectrumX
+    from .block_processor import LBRYBlockProcessor
+    from .tx import LBRYDeserializer
+    from .daemon import LBCDaemon
+    from .db import LBRYDB
+    DAEMON = LBCDaemon
+    SESSIONCLS = LBRYElectrumX
+    BLOCK_PROCESSOR = LBRYBlockProcessor
+    DB = LBRYDB
+    DESERIALIZER = LBRYDeserializer
+    NAME = "LBRY"
+    SHORTNAME = "LBC"
+    NET = "mainnet"
+    BASIC_HEADER_SIZE = 112
+    CHUNK_SIZE = 96
+    XPUB_VERBYTES = bytes.fromhex("019C354f")
+    XPRV_VERBYTES = bytes.fromhex("019C3118")
+    P2PKH_VERBYTE = bytes.fromhex("55")
+    P2SH_VERBYTES = bytes.fromhex("7A")
+    WIF_BYTE = bytes.fromhex("1C")
+    GENESIS_HASH = ('9c89283ba0f3227f6c03b70216b9f665'
+                    'f0118d5e0fa729cedf4fb34d6a34f463')
+    TX_COUNT = 2716936
+    TX_COUNT_HEIGHT = 329554
+    TX_PER_BLOCK = 1
+    RPC_PORT = 9245
+    REORG_LIMIT = 200
+    PEERS = [
+    ]
+
+    @classmethod
+    def genesis_block(cls, block):
+        '''Check the Genesis block is the right one for this coin.
+
+        Return the block less its unspendable coinbase.
+        '''
+        header = cls.block_header(block, 0)
+        header_hex_hash = hash_to_hex_str(cls.header_hash(header))
+        if header_hex_hash != cls.GENESIS_HASH:
+            raise CoinError('genesis block has hash {} expected {}'
+                            .format(header_hex_hash, cls.GENESIS_HASH))
+
+        return block
+
+    @classmethod
+    def electrum_header(cls, header, height):
+        version, = struct.unpack('<I', header[:4])
+        timestamp, bits, nonce = struct.unpack('<III', header[100:112])
+        return {
+            'version': version,
+            'prev_block_hash': hash_to_hex_str(header[4:36]),
+            'merkle_root': hash_to_hex_str(header[36:68]),
+            'claim_trie_root': hash_to_hex_str(header[68:100]),
+            'timestamp': timestamp,
+            'bits': bits,
+            'nonce': nonce,
+            'block_height': height,
+            }
+
+    @cachedproperty
+    def address_handlers(self):
+        return ScriptPubKey.PayToHandlers(
+            address=self.P2PKH_address_from_hash160,
+            script_hash=self.P2SH_address_from_hash160,
+            pubkey=self.P2PKH_address_from_pubkey,
+            unspendable=lambda: None,
+            strange=self.claim_address_handler,
+        )
+
+    @classmethod
+    def address_from_script(cls, script):
+        '''Given a pk_script, return the adddress it pays to, or None.'''
+        return ScriptPubKey.pay_to(cls.address_handlers, script)
+
+    @classmethod
+    def claim_address_handler(cls, script):
+        '''Parse a claim script, returns the address
+        '''
+        decoded = decode_claim_script(script)
+        if not decoded:
+            return None
+        ops = []
+        for op, data, _ in decoded[1]:
+            if not data:
+                ops.append(op)
+            else:
+                ops.append((op, data,))
+        match = _match_ops
+        TO_ADDRESS_OPS = [OpCodes.OP_DUP, OpCodes.OP_HASH160, -1,
+                          OpCodes.OP_EQUALVERIFY, OpCodes.OP_CHECKSIG]
+        TO_P2SH_OPS = [OpCodes.OP_HASH160, -1, OpCodes.OP_EQUAL]
+        TO_PUBKEY_OPS = [-1, OpCodes.OP_CHECKSIG]
+
+        if match(ops, TO_ADDRESS_OPS):
+            return cls.P2PKH_address_from_hash160(ops[2][-1])
+        if match(ops, TO_P2SH_OPS):
+            return cls.P2SH_address_from_hash160(ops[1][-1])
+        if match(ops, TO_PUBKEY_OPS):
+            return cls.P2PKH_address_from_pubkey(ops[0][-1])
+        if ops and ops[0] == OpCodes.OP_RETURN:
+            return None
+        return None
+
+    @classmethod
+    def hashX_from_script(cls, script):
+        '''
+        Overrides electrumx hashX from script by extracting addresses from claim scripts.
+        '''
+        if script and script[0] == OpCodes.OP_RETURN:
+            return None
+        if script[0] in [
+            lbry_opcodes.OP_CLAIM_NAME,
+            lbry_opcodes.OP_SUPPORT_CLAIM,
+            lbry_opcodes.OP_UPDATE_CLAIM
+        ]:
+            return cls.address_to_hashX(cls.claim_address_handler(script))
+        else:
+            return sha256(script).digest()[:HASHX_LEN]
+
+
+class LBCRegTest(LBC):
+    NET = "regtest"
+    GENESIS_HASH = '6e3fcf1299d4ec5d79c3a4c91d624a4acf9e2e173d95a1a0504f677669687556'
+    XPUB_VERBYTES = bytes.fromhex('043587cf')
+    XPRV_VERBYTES = bytes.fromhex('04358394')
+    P2PKH_VERBYTE = bytes.fromhex("6f")
+    P2SH_VERBYTES = bytes.fromhex("c4")

lbrynet/extras/wallet/server/daemon.py

@@ -0,0 +1,60 @@
+from aiorpcx import RPCError
+from functools import wraps
+
+from torba.server.daemon import Daemon, DaemonError
+
+
+def handles_errors(decorated_function):
+    @wraps(decorated_function)
+    async def wrapper(*args, **kwargs):
+        try:
+            return await decorated_function(*args, **kwargs)
+        except DaemonError as daemon_error:
+            raise RPCError(1, daemon_error.args[0])
+    return wrapper
+
+
+class LBCDaemon(Daemon):
+    @handles_errors
+    async def getrawtransaction(self, hex_hash, verbose=False):
+        return await super().getrawtransaction(hex_hash=hex_hash, verbose=verbose)
+
+    @handles_errors
+    async def getclaimbyid(self, claim_id):
+        '''Given a claim id, retrieves claim information.'''
+        return await self._send_single('getclaimbyid', (claim_id,))
+
+    @handles_errors
+    async def getclaimsbyids(self, claim_ids):
+        '''Given a list of claim ids, batches calls to retrieve claim information.'''
+        return await self._send_vector('getclaimbyid', ((claim_id,) for claim_id in claim_ids))
+
+    @handles_errors
+    async def getclaimsforname(self, name):
+        '''Given a name, retrieves all claims matching that name.'''
+        return await self._send_single('getclaimsforname', (name,))
+
+    @handles_errors
+    async def getclaimsfortx(self, txid):
+        '''Given a txid, returns the claims it make.'''
+        return await self._send_single('getclaimsfortx', (txid,))
+
+    @handles_errors
+    async def getnameproof(self, name, block_hash=None):
+        '''Given a name and optional block_hash, returns a name proof and winner, if any.'''
+        return await self._send_single('getnameproof', (name, block_hash,) if block_hash else (name,))
+
+    @handles_errors
+    async def getvalueforname(self, name):
+        '''Given a name, returns the winning claim value.'''
+        return await self._send_single('getvalueforname', (name,))
+
+    @handles_errors
+    async def claimname(self, name, hexvalue, amount):
+        '''Claim a name, used for functional tests only.'''
+        return await self._send_single('claimname', (name, hexvalue, float(amount)))
+
+    @handles_errors
+    async def generate(self, number_of_blocks):
+        '''Generates regtest blocks, used for functional tests only.'''
+        return await self._send_single('generate', (int(number_of_blocks),))

lbrynet/extras/wallet/server/db.py

@@ -0,0 +1,212 @@
+import msgpack
+import struct
+
+import time
+from torba.server.hash import hash_to_hex_str
+
+from torba.server.db import DB
+
+from .model import ClaimInfo
+
+
+class LBRYDB(DB):
+
+    def __init__(self, *args, **kwargs):
+        self.claim_cache = {}
+        self.claims_for_name_cache = {}
+        self.claims_signed_by_cert_cache = {}
+        self.outpoint_to_claim_id_cache = {}
+        self.claims_db = self.names_db = self.signatures_db = self.outpoint_to_claim_id_db = self.claim_undo_db = None
+        # stores deletes not yet flushed to disk
+        self.pending_abandons = {}
+        super().__init__(*args, **kwargs)
+
+    def shutdown(self):
+        self.batched_flush_claims()
+        self.claims_db.close()
+        self.names_db.close()
+        self.signatures_db.close()
+        self.outpoint_to_claim_id_db.close()
+        self.claim_undo_db.close()
+        self.utxo_db.close()
+        # electrumx ones
+        self.utxo_db.close()
+        self.history.close_db()
+
+    async def _open_dbs(self, for_sync, compacting):
+        await super()._open_dbs(for_sync=for_sync, compacting=compacting)
+        def log_reason(message, is_for_sync):
+            reason = 'sync' if is_for_sync else 'serving'
+            self.logger.info('{} for {}'.format(message, reason))
+
+        if self.claims_db:
+            if self.claims_db.for_sync == for_sync:
+                return
+            log_reason('closing claim DBs to re-open', for_sync)
+            self.claims_db.close()
+            self.names_db.close()
+            self.signatures_db.close()
+            self.outpoint_to_claim_id_db.close()
+            self.claim_undo_db.close()
+        self.claims_db = self.db_class('claims', for_sync)
+        self.names_db = self.db_class('names', for_sync)
+        self.signatures_db = self.db_class('signatures', for_sync)
+        self.outpoint_to_claim_id_db = self.db_class('outpoint_claim_id', for_sync)
+        self.claim_undo_db = self.db_class('claim_undo', for_sync)
+        log_reason('opened claim DBs', self.claims_db.for_sync)
+
+    def flush_dbs(self, flush_data, flush_utxos, estimate_txs_remaining):
+        # flush claims together with utxos as they are parsed together
+        self.batched_flush_claims()
+        return super().flush_dbs(flush_data, flush_utxos, estimate_txs_remaining)
+
+    def batched_flush_claims(self):
+        with self.claims_db.write_batch() as claims_batch:
+            with self.names_db.write_batch() as names_batch:
+                with self.signatures_db.write_batch() as signed_claims_batch:
+                    with self.outpoint_to_claim_id_db.write_batch() as outpoint_batch:
+                        self.flush_claims(claims_batch, names_batch, signed_claims_batch,
+                                          outpoint_batch)
+
+    def flush_claims(self, batch, names_batch, signed_claims_batch, outpoint_batch):
+        flush_start = time.time()
+        write_claim, write_name, write_cert = batch.put, names_batch.put, signed_claims_batch.put
+        write_outpoint = outpoint_batch.put
+        delete_claim, delete_outpoint, delete_name = batch.delete, outpoint_batch.delete, names_batch.delete
+        delete_cert = signed_claims_batch.delete
+        for claim_id, outpoints in self.pending_abandons.items():
+            claim = self.get_claim_info(claim_id)
+            self.remove_claim_for_name(claim.name, claim_id)
+            if claim.cert_id:
+                self.remove_claim_from_certificate_claims(claim.cert_id, claim_id)
+            self.remove_certificate(claim_id)
+            self.claim_cache[claim_id] = None
+            for txid, tx_index in outpoints:
+                self.put_claim_id_for_outpoint(txid, tx_index, None)
+        for key, claim in self.claim_cache.items():
+            if claim:
+                write_claim(key, claim)
+            else:
+                delete_claim(key)
+        for name, claims in self.claims_for_name_cache.items():
+            if not claims:
+                delete_name(name)
+            else:
+                write_name(name, msgpack.dumps(claims))
+        for cert_id, claims in self.claims_signed_by_cert_cache.items():
+            if not claims:
+                delete_cert(cert_id)
+            else:
+                write_cert(cert_id, msgpack.dumps(claims))
+        for key, claim_id in self.outpoint_to_claim_id_cache.items():
+            if claim_id:
+                write_outpoint(key, claim_id)
+            else:
+                delete_outpoint(key)
+        self.logger.info('flushed at height {:,d} with {:,d} claims, {:,d} outpoints, {:,d} names '
+                         'and {:,d} certificates added while {:,d} were abandoned in {:.1f}s, committing...'
+                         .format(self.db_height,
+                                 len(self.claim_cache), len(self.outpoint_to_claim_id_cache),
+                                 len(self.claims_for_name_cache),
+                                 len(self.claims_signed_by_cert_cache), len(self.pending_abandons),
+                                 time.time() - flush_start))
+        self.claim_cache = {}
+        self.claims_for_name_cache = {}
+        self.claims_signed_by_cert_cache = {}
+        self.outpoint_to_claim_id_cache = {}
+        self.pending_abandons = {}
+
+    def assert_flushed(self, flush_data):
+        super().assert_flushed(flush_data)
+        assert not self.claim_cache
+        assert not self.claims_for_name_cache
+        assert not self.claims_signed_by_cert_cache
+        assert not self.outpoint_to_claim_id_cache
+        assert not self.pending_abandons
+
+    def abandon_spent(self, tx_hash, tx_idx):
+        claim_id = self.get_claim_id_from_outpoint(tx_hash, tx_idx)
+        if claim_id:
+            self.logger.info("[!] Abandon: {}".format(hash_to_hex_str(claim_id)))
+            self.pending_abandons.setdefault(claim_id, []).append((tx_hash, tx_idx,))
+            return claim_id
+
+    def put_claim_id_for_outpoint(self, tx_hash, tx_idx, claim_id):
+        self.logger.info("[+] Adding outpoint: {}:{} for {}.".format(hash_to_hex_str(tx_hash), tx_idx,
+                                                                     hash_to_hex_str(claim_id) if claim_id else None))
+        self.outpoint_to_claim_id_cache[tx_hash + struct.pack('>I', tx_idx)] = claim_id
+
+    def remove_claim_id_for_outpoint(self, tx_hash, tx_idx):
+        self.logger.info("[-] Remove outpoint: {}:{}.".format(hash_to_hex_str(tx_hash), tx_idx))
+        self.outpoint_to_claim_id_cache[tx_hash + struct.pack('>I', tx_idx)] = None
+
+    def get_claim_id_from_outpoint(self, tx_hash, tx_idx):
+        key = tx_hash + struct.pack('>I', tx_idx)
+        return self.outpoint_to_claim_id_cache.get(key) or self.outpoint_to_claim_id_db.get(key)
+
+    def get_claims_for_name(self, name):
+        if name in self.claims_for_name_cache:
+            return self.claims_for_name_cache[name]
+        db_claims = self.names_db.get(name)
+        return msgpack.loads(db_claims) if db_claims else {}
+
+    def put_claim_for_name(self, name, claim_id):
+        self.logger.info("[+] Adding claim {} for name {}.".format(hash_to_hex_str(claim_id), name))
+        claims = self.get_claims_for_name(name)
+        claims.setdefault(claim_id, max(claims.values() or [0]) + 1)
+        self.claims_for_name_cache[name] = claims
+
+    def remove_claim_for_name(self, name, claim_id):
+        self.logger.info("[-] Removing claim from name: {} - {}".format(hash_to_hex_str(claim_id), name))
+        claims = self.get_claims_for_name(name)
+        claim_n = claims.pop(claim_id)
+        for _claim_id, number in claims.items():
+            if number > claim_n:
+                claims[_claim_id] = number - 1
+        self.claims_for_name_cache[name] = claims
+
+    def get_signed_claim_ids_by_cert_id(self, cert_id):
+        if cert_id in self.claims_signed_by_cert_cache:
+            return self.claims_signed_by_cert_cache[cert_id]
+        db_claims = self.signatures_db.get(cert_id)
+        return msgpack.loads(db_claims, use_list=True) if db_claims else []
+
+    def put_claim_id_signed_by_cert_id(self, cert_id, claim_id):
+        self.logger.info("[+] Adding signature: {} - {}".format(hash_to_hex_str(claim_id), hash_to_hex_str(cert_id)))
+        certs = self.get_signed_claim_ids_by_cert_id(cert_id)
+        certs.append(claim_id)
+        self.claims_signed_by_cert_cache[cert_id] = certs
+
+    def remove_certificate(self, cert_id):
+        self.logger.info("[-] Removing certificate: {}".format(hash_to_hex_str(cert_id)))
+        self.claims_signed_by_cert_cache[cert_id] = []
+
+    def remove_claim_from_certificate_claims(self, cert_id, claim_id):
+        self.logger.info("[-] Removing signature: {} - {}".format(hash_to_hex_str(claim_id), hash_to_hex_str(cert_id)))
+        certs = self.get_signed_claim_ids_by_cert_id(cert_id)
+        if claim_id in certs:
+            certs.remove(claim_id)
+        self.claims_signed_by_cert_cache[cert_id] = certs
+
+    def get_claim_info(self, claim_id):
+        serialized = self.claim_cache.get(claim_id) or self.claims_db.get(claim_id)
+        return ClaimInfo.from_serialized(serialized) if serialized else None
+
+    def put_claim_info(self, claim_id, claim_info):
+        self.logger.info("[+] Adding claim info for: {}".format(hash_to_hex_str(claim_id)))
+        self.claim_cache[claim_id] = claim_info.serialized
+
+    def get_update_input(self, claim, inputs):
+        claim_id = claim.claim_id
+        claim_info = self.get_claim_info(claim_id)
+        if not claim_info:
+            return False
+        for input in inputs:
+            if input.prev_hash == claim_info.txid and input.prev_idx == claim_info.nout:
+                return input
+        return False
+
+    def write_undo(self, pending_undo):
+        with self.claim_undo_db.write_batch() as writer:
+            for height, undo_info in pending_undo:
+                writer.put(struct.pack(">I", height), msgpack.dumps(undo_info))

lbrynet/extras/wallet/server/model.py

@@ -0,0 +1,47 @@
+from collections import namedtuple
+import msgpack
+from torba.server.util import cachedproperty
+# Classes representing data and their serializers, if any.
+
+
+class ClaimInfo(namedtuple("NameClaim", "name value txid nout amount address height cert_id")):
+    '''Claim information as its stored on database'''
+
+    @classmethod
+    def from_serialized(cls, serialized):
+        return cls(*msgpack.loads(serialized))
+
+    @property
+    def serialized(self):
+        return msgpack.dumps(self)
+
+
+class NameClaim(namedtuple("NameClaim", "name value")):
+    pass
+
+
+class ClaimUpdate(namedtuple("ClaimUpdate", "name claim_id value")):
+    pass
+
+
+class ClaimSupport(namedtuple("ClaimSupport", "name claim_id")):
+    pass
+
+
+class LBRYTx(namedtuple("Tx", "version inputs outputs locktime")):
+    '''Transaction that can contain claim, update or support in its outputs.'''
+
+    @cachedproperty
+    def is_coinbase(self):
+        return self.inputs[0].is_coinbase
+
+    @cachedproperty
+    def has_claims(self):
+        for output in self.outputs:
+            if output.claim:
+                return True
+        return False
+
+
+class TxClaimOutput(namedtuple("TxClaimOutput", "value pk_script claim")):
+    pass

lbrynet/extras/wallet/server/opcodes.py

@@ -0,0 +1,126 @@
+import struct
+from torba.server.enum import Enumeration
+from .model import NameClaim, ClaimSupport, ClaimUpdate
+# TODO: Take this to lbryschema (it's also on lbryum and lbryum-server)
+
+
+opcodes = Enumeration("Opcodes", [
+    ("OP_0", 0), ("OP_PUSHDATA1", 76), "OP_PUSHDATA2", "OP_PUSHDATA4", "OP_1NEGATE", "OP_RESERVED",
+    "OP_1", "OP_2", "OP_3", "OP_4", "OP_5", "OP_6", "OP_7",
+    "OP_8", "OP_9", "OP_10", "OP_11", "OP_12", "OP_13", "OP_14", "OP_15", "OP_16",
+    "OP_NOP", "OP_VER", "OP_IF", "OP_NOTIF", "OP_VERIF", "OP_VERNOTIF", "OP_ELSE", "OP_ENDIF",
+    "OP_VERIFY",
+    "OP_RETURN", "OP_TOALTSTACK", "OP_FROMALTSTACK", "OP_2DROP", "OP_2DUP", "OP_3DUP", "OP_2OVER",
+    "OP_2ROT", "OP_2SWAP",
+    "OP_IFDUP", "OP_DEPTH", "OP_DROP", "OP_DUP", "OP_NIP", "OP_OVER", "OP_PICK", "OP_ROLL",
+    "OP_ROT",
+    "OP_SWAP", "OP_TUCK", "OP_CAT", "OP_SUBSTR", "OP_LEFT", "OP_RIGHT", "OP_SIZE", "OP_INVERT",
+    "OP_AND",
+    "OP_OR", "OP_XOR", "OP_EQUAL", "OP_EQUALVERIFY", "OP_RESERVED1", "OP_RESERVED2", "OP_1ADD",
+    "OP_1SUB", "OP_2MUL",
+    "OP_2DIV", "OP_NEGATE", "OP_ABS", "OP_NOT", "OP_0NOTEQUAL", "OP_ADD", "OP_SUB", "OP_MUL",
+    "OP_DIV",
+    "OP_MOD", "OP_LSHIFT", "OP_RSHIFT", "OP_BOOLAND", "OP_BOOLOR",
+    "OP_NUMEQUAL", "OP_NUMEQUALVERIFY", "OP_NUMNOTEQUAL", "OP_LESSTHAN",
+    "OP_GREATERTHAN", "OP_LESSTHANOREQUAL", "OP_GREATERTHANOREQUAL", "OP_MIN", "OP_MAX",
+    "OP_WITHIN", "OP_RIPEMD160", "OP_SHA1", "OP_SHA256", "OP_HASH160",
+    "OP_HASH256", "OP_CODESEPARATOR", "OP_CHECKSIG", "OP_CHECKSIGVERIFY", "OP_CHECKMULTISIG",
+    "OP_CHECKMULTISIGVERIFY", "OP_NOP1", "OP_NOP2", "OP_NOP3", "OP_NOP4", "OP_NOP5",
+    "OP_CLAIM_NAME",
+    "OP_SUPPORT_CLAIM", "OP_UPDATE_CLAIM",
+    ("OP_SINGLEBYTE_END", 0xF0),
+    ("OP_DOUBLEBYTE_BEGIN", 0xF000),
+    "OP_PUBKEY", "OP_PUBKEYHASH",
+    ("OP_INVALIDOPCODE", 0xFFFF),
+])
+
+
+def script_GetOp(bytes):
+    i = 0
+    while i < len(bytes):
+        vch = None
+        opcode = bytes[i]
+        i += 1
+        if opcode <= opcodes.OP_PUSHDATA4:
+            nSize = opcode
+            if opcode == opcodes.OP_PUSHDATA1:
+                nSize = bytes[i]
+                i += 1
+            elif opcode == opcodes.OP_PUSHDATA2:
+                (nSize,) = struct.unpack_from('<H', bytes, i)
+                i += 2
+            elif opcode == opcodes.OP_PUSHDATA4:
+                (nSize,) = struct.unpack_from('<I', bytes, i)
+                i += 4
+            if i + nSize > len(bytes):
+                vch = "_INVALID_" + bytes[i:]
+                i = len(bytes)
+            else:
+                vch = bytes[i:i + nSize]
+                i += nSize
+        yield (opcode, vch, i)
+
+
+def decode_claim_script(bytes_script):
+    try:
+        decoded_script = [x for x in script_GetOp(bytes_script)]
+    except Exception as e:
+        print(e)
+        return None
+    if len(decoded_script) <= 6:
+        return False
+    op = 0
+    claim_type = decoded_script[op][0]
+    if claim_type == opcodes.OP_UPDATE_CLAIM:
+        if len(decoded_script) <= 7:
+            return False
+    if claim_type not in [
+        opcodes.OP_CLAIM_NAME,
+        opcodes.OP_SUPPORT_CLAIM,
+        opcodes.OP_UPDATE_CLAIM
+    ]:
+        return False
+    op += 1
+    value = None
+    claim_id = None
+    claim = None
+    if not 0 <= decoded_script[op][0] <= opcodes.OP_PUSHDATA4:
+        return False
+    name = decoded_script[op][1]
+    op += 1
+    if not 0 <= decoded_script[op][0] <= opcodes.OP_PUSHDATA4:
+        return False
+    if decoded_script[0][0] in [
+        opcodes.OP_SUPPORT_CLAIM,
+        opcodes.OP_UPDATE_CLAIM
+    ]:
+        claim_id = decoded_script[op][1]
+        if len(claim_id) != 20:
+            return False
+    else:
+        value = decoded_script[op][1]
+    op += 1
+    if decoded_script[0][0] == opcodes.OP_UPDATE_CLAIM:
+        value = decoded_script[op][1]
+        op += 1
+    if decoded_script[op][0] != opcodes.OP_2DROP:
+        return False
+    op += 1
+    if decoded_script[op][0] != opcodes.OP_DROP and decoded_script[0][0] == opcodes.OP_CLAIM_NAME:
+        return False
+    elif decoded_script[op][0] != opcodes.OP_2DROP and decoded_script[0][0] == opcodes.OP_UPDATE_CLAIM:
+        return False
+    op += 1
+    if decoded_script[0][0] == opcodes.OP_CLAIM_NAME:
+        if name is None or value is None:
+            return False
+        claim = NameClaim(name, value)
+    elif decoded_script[0][0] == opcodes.OP_UPDATE_CLAIM:
+        if name is None or value is None or claim_id is None:
+            return False
+        claim = ClaimUpdate(name, claim_id, value)
+    elif decoded_script[0][0] == opcodes.OP_SUPPORT_CLAIM:
+        if name is None or claim_id is None:
+            return False
+        claim = ClaimSupport(name, claim_id)
+    return claim, decoded_script[op:]

lbrynet/extras/wallet/server/session.py

@@ -0,0 +1,395 @@
+import math
+from binascii import unhexlify, hexlify
+
+from aiorpcx import RPCError
+from torba.server.hash import hash_to_hex_str
+from torba.server.session import ElectrumX
+from torba.server import util
+
+from lbrynet.schema.uri import parse_lbry_uri
+from lbrynet.schema.error import URIParseError
+from .block_processor import LBRYBlockProcessor
+from .db import LBRYDB
+
+
+class LBRYElectrumX(ElectrumX):
+    PROTOCOL_MIN = (0, 0)  # temporary, for supporting 0.10 protocol
+    max_errors = math.inf  # don't disconnect people for errors! let them happen...
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        # fixme: this is a rebase hack, we need to go through ChainState instead later
+        self.daemon = self.session_mgr.daemon
+        self.bp: LBRYBlockProcessor = self.session_mgr.bp
+        self.db: LBRYDB = self.bp.db
+        # fixme: lbryum specific subscribe
+        self.subscribe_height = False
+
+    def set_request_handlers(self, ptuple):
+        super().set_request_handlers(ptuple)
+        handlers = {
+            'blockchain.transaction.get_height': self.transaction_get_height,
+            'blockchain.claimtrie.getclaimbyid': self.claimtrie_getclaimbyid,
+            'blockchain.claimtrie.getclaimsforname': self.claimtrie_getclaimsforname,
+            'blockchain.claimtrie.getclaimsbyids': self.claimtrie_getclaimsbyids,
+            'blockchain.claimtrie.getvalue': self.claimtrie_getvalue,
+            'blockchain.claimtrie.getnthclaimforname': self.claimtrie_getnthclaimforname,
+            'blockchain.claimtrie.getclaimsintx': self.claimtrie_getclaimsintx,
+            'blockchain.claimtrie.getclaimssignedby': self.claimtrie_getclaimssignedby,
+            'blockchain.claimtrie.getclaimssignedbynthtoname': self.claimtrie_getclaimssignedbynthtoname,
+            'blockchain.claimtrie.getvalueforuri': self.claimtrie_getvalueforuri,
+            'blockchain.claimtrie.getvaluesforuris': self.claimtrie_getvalueforuris,
+            'blockchain.claimtrie.getclaimssignedbyid': self.claimtrie_getclaimssignedbyid,
+            'blockchain.block.get_server_height': self.get_server_height,
+            'blockchain.block.get_block': self.get_block,
+        }
+        # fixme: methods we use but shouldnt be using anymore. To be removed when torba goes out
+        handlers.update({
+            'blockchain.numblocks.subscribe': self.numblocks_subscribe,
+            'blockchain.utxo.get_address': self.utxo_get_address,
+            'blockchain.transaction.broadcast':
+                self.transaction_broadcast_1_0,
+            'blockchain.transaction.get': self.transaction_get,
+        })
+        self.request_handlers.update(handlers)
+
+    async def utxo_get_address(self, tx_hash, index):
+        # fixme: lbryum
+        # Used only for electrum client command-line requests.  We no
+        # longer index by address, so need to request the raw
+        # transaction.  So it works for any TXO not just UTXOs.
+        self.assert_tx_hash(tx_hash)
+        try:
+            index = int(index)
+            if index < 0:
+                raise ValueError
+        except ValueError:
+            raise RPCError(1, "index has to be >= 0 and integer")
+        raw_tx = await self.daemon_request('getrawtransaction', tx_hash)
+        if not raw_tx:
+            return None
+        raw_tx = util.hex_to_bytes(raw_tx)
+        tx = self.coin.DESERIALIZER(raw_tx).read_tx()
+        if index >= len(tx.outputs):
+            return None
+        return self.coin.address_from_script(tx.outputs[index].pk_script)
+
+    async def transaction_broadcast_1_0(self, raw_tx):
+        # fixme: lbryum
+        # An ugly API: current Electrum clients only pass the raw
+        # transaction in hex and expect error messages to be returned in
+        # the result field.  And the server shouldn't be doing the client's
+        # user interface job here.
+        try:
+            return await self.transaction_broadcast(raw_tx)
+        except RPCError as e:
+            return e.message
+
+    async def numblocks_subscribe(self):
+        # fixme workaround for lbryum
+        '''Subscribe to get height of new blocks.'''
+        self.subscribe_height = True
+        return self.bp.height
+
+    async def notify(self, height, touched):
+        # fixme workaround for lbryum
+        await super().notify(height, touched)
+        if self.subscribe_height and height != self.notified_height:
+            self.send_notification('blockchain.numblocks.subscribe', (height,))
+
+    async def transaction_get(self, tx_hash, verbose=False):
+        # fixme: workaround for lbryum sending the height instead of True/False.
+        # fixme: lbryum_server ignored that and always used False, but this is out of spec
+        if verbose not in (True, False):
+            verbose = False
+        return await self.daemon_request('getrawtransaction', tx_hash, verbose)
+
+    async def get_block(self, block_hash):
+        return await self.daemon.deserialised_block(block_hash)
+
+    async def get_server_height(self):
+        return self.bp.height
+
+    async def transaction_get_height(self, tx_hash):
+        self.assert_tx_hash(tx_hash)
+        transaction_info = await self.daemon.getrawtransaction(tx_hash, True)
+        if transaction_info and 'hex' in transaction_info and 'confirmations' in transaction_info:
+            # an unconfirmed transaction from lbrycrdd will not have a 'confirmations' field
+            height = self.db.db_height
+            height = height - transaction_info['confirmations']
+            return height
+        elif transaction_info and 'hex' in transaction_info:
+            return -1
+        return None
+
+    async def claimtrie_getclaimssignedby(self, name):
+        winning_claim = await self.daemon.getvalueforname(name)
+        if winning_claim:
+            return await self.claimtrie_getclaimssignedbyid(winning_claim['claimId'])
+
+    async def claimtrie_getclaimssignedbyid(self, certificate_id):
+        claim_ids = self.get_claim_ids_signed_by(certificate_id)
+        return await self.batched_formatted_claims_from_daemon(claim_ids)
+
+    def get_claim_ids_signed_by(self, certificate_id):
+        raw_certificate_id = unhexlify(certificate_id)[::-1]
+        raw_claim_ids = self.db.get_signed_claim_ids_by_cert_id(raw_certificate_id)
+        return list(map(hash_to_hex_str, raw_claim_ids))
+
+    def get_signed_claims_with_name_for_channel(self, channel_id, name):
+        claim_ids_for_name = list(self.db.get_claims_for_name(name.encode('ISO-8859-1')).keys())
+        claim_ids_for_name = set(map(hash_to_hex_str, claim_ids_for_name))
+        channel_claim_ids = set(self.get_claim_ids_signed_by(channel_id))
+        return claim_ids_for_name.intersection(channel_claim_ids)
+
+    async def claimtrie_getclaimssignedbynthtoname(self, name, n):
+        n = int(n)
+        for claim_id, sequence in self.db.get_claims_for_name(name.encode('ISO-8859-1')).items():
+            if n == sequence:
+                return await self.claimtrie_getclaimssignedbyid(hash_to_hex_str(claim_id))
+
+    async def claimtrie_getclaimsintx(self, txid):
+        # TODO: this needs further discussion.
+        # Code on lbryum-server is wrong and we need to gather what we clearly expect from this command
+        claim_ids = [claim['claimId'] for claim in (await self.daemon.getclaimsfortx(txid)) if 'claimId' in claim]
+        return await self.batched_formatted_claims_from_daemon(claim_ids)
+
+    async def claimtrie_getvalue(self, name, block_hash=None):
+        proof = await self.daemon.getnameproof(name, block_hash)
+        result = {'proof': proof, 'supports': []}
+
+        if proof_has_winning_claim(proof):
+            tx_hash, nout = proof['txhash'], int(proof['nOut'])
+            transaction_info = await self.daemon.getrawtransaction(tx_hash, True)
+            result['transaction'] = transaction_info['hex']
+            result['height'] = (self.db.db_height - transaction_info['confirmations']) + 1
+            raw_claim_id = self.db.get_claim_id_from_outpoint(unhexlify(tx_hash)[::-1], nout)
+            sequence = self.db.get_claims_for_name(name.encode('ISO-8859-1')).get(raw_claim_id)
+            if sequence:
+                claim_id = hexlify(raw_claim_id[::-1]).decode()
+                claim_info = await self.daemon.getclaimbyid(claim_id)
+                if not claim_info or not claim_info.get('value'):
+                    claim_info = await self.slow_get_claim_by_id_using_name(claim_id)
+                result['claim_sequence'] = sequence
+                result['claim_id'] = claim_id
+                supports = self.format_supports_from_daemon(claim_info.get('supports', []))  # fixme: lbrycrd#124
+                result['supports'] = supports
+            else:
+                self.logger.warning('tx has no claims in db: %s %s', tx_hash, nout)
+        return result
+
+    async def claimtrie_getnthclaimforname(self, name, n):
+        n = int(n)
+        for claim_id, sequence in self.db.get_claims_for_name(name.encode('ISO-8859-1')).items():
+            if n == sequence:
+                return await self.claimtrie_getclaimbyid(hash_to_hex_str(claim_id))
+
+    async def claimtrie_getclaimsforname(self, name):
+        claims = await self.daemon.getclaimsforname(name)
+        if claims:
+            claims['claims'] = [self.format_claim_from_daemon(claim, name) for claim in claims['claims']]
+            claims['supports_without_claims'] = claims['supports without claims']
+            del claims['supports without claims']
+            claims['last_takeover_height'] = claims['nLastTakeoverHeight']
+            del claims['nLastTakeoverHeight']
+            return claims
+        return {}
+
+    async def batched_formatted_claims_from_daemon(self, claim_ids):
+        claims = await self.daemon.getclaimsbyids(claim_ids)
+        result = []
+        for claim, claim_id in zip(claims, claim_ids):
+            if claim and claim.get('value'):
+                result.append(self.format_claim_from_daemon(claim))
+            else:
+                recovered_claim = await self.slow_get_claim_by_id_using_name(claim_id)
+                if recovered_claim:
+                    result.append(self.format_claim_from_daemon(recovered_claim))
+        return result
+
+    def format_claim_from_daemon(self, claim, name=None):
+        '''Changes the returned claim data to the format expected by lbrynet and adds missing fields.'''
+        if not claim:
+            return {}
+        name = name or claim['name']
+        claim_id = claim['claimId']
+        raw_claim_id = unhexlify(claim_id)[::-1]
+        if not self.db.get_claim_info(raw_claim_id):
+            #raise RPCError("Lbrycrd has {} but not lbryumx, please submit a bug report.".format(claim_id))
+            return {}
+        address = self.db.get_claim_info(raw_claim_id).address.decode()
+        sequence = self.db.get_claims_for_name(name.encode('ISO-8859-1')).get(raw_claim_id)
+        if not sequence:
+            return {}
+        supports = self.format_supports_from_daemon(claim.get('supports', []))  # fixme: lbrycrd#124
+
+        amount = get_from_possible_keys(claim, 'amount', 'nAmount')
+        height = get_from_possible_keys(claim, 'height', 'nHeight')
+        effective_amount = get_from_possible_keys(claim, 'effective amount', 'nEffectiveAmount')
+        valid_at_height = get_from_possible_keys(claim, 'valid at height', 'nValidAtHeight')
+
+        return {
+            "name": name,
+            "claim_id": claim['claimId'],
+            "txid": claim['txid'],
+            "nout": claim['n'],
+            "amount": amount,
+            "depth": self.db.db_height - height,
+            "height": height,
+            "value": hexlify(claim['value'].encode('ISO-8859-1')).decode(),
+            "claim_sequence": sequence,  # from index
+            "address": address,  # from index
+            "supports": supports, # fixme: to be included in lbrycrd#124
+            "effective_amount": effective_amount,
+            "valid_at_height": valid_at_height  # TODO PR lbrycrd to include it
+        }
+
+    def format_supports_from_daemon(self, supports):
+        return [[support['txid'], support['n'], get_from_possible_keys(support, 'amount', 'nAmount')] for
+                 support in supports]
+
+    async def claimtrie_getclaimbyid(self, claim_id):
+        self.assert_claim_id(claim_id)
+        claim = await self.daemon.getclaimbyid(claim_id)
+        if not claim or not claim.get('value'):
+            claim = await self.slow_get_claim_by_id_using_name(claim_id)
+        return self.format_claim_from_daemon(claim)
+
+    async def claimtrie_getclaimsbyids(self, *claim_ids):
+        claims = await self.batched_formatted_claims_from_daemon(claim_ids)
+        return dict(zip(claim_ids, claims))
+
+    def assert_tx_hash(self, value):
+        '''Raise an RPCError if the value is not a valid transaction
+        hash.'''
+        try:
+            if len(util.hex_to_bytes(value)) == 32:
+                return
+        except Exception:
+            pass
+        raise RPCError(1, f'{value} should be a transaction hash')
+
+    def assert_claim_id(self, value):
+        '''Raise an RPCError if the value is not a valid claim id
+        hash.'''
+        try:
+            if len(util.hex_to_bytes(value)) == 20:
+                return
+        except Exception:
+            pass
+        raise RPCError(1, f'{value} should be a claim id hash')
+
+    async def slow_get_claim_by_id_using_name(self, claim_id):
+        # TODO: temporary workaround for a lbrycrd bug on indexing. Should be removed when it gets stable
+        raw_claim_id = unhexlify(claim_id)[::-1]
+        claim = self.db.get_claim_info(raw_claim_id)
+        if claim:
+            name = claim.name.decode('ISO-8859-1')
+            claims = await self.daemon.getclaimsforname(name)
+            for claim in claims['claims']:
+                if claim['claimId'] == claim_id:
+                    claim['name'] = name
+                    self.logger.warning(
+                        'Recovered a claim missing from lbrycrd index: %s %s', name, claim_id
+                    )
+                    return claim
+
+    async def claimtrie_getvalueforuri(self, block_hash, uri, known_certificates=None):
+        # TODO: this thing is huge, refactor
+        CLAIM_ID = "claim_id"
+        WINNING = "winning"
+        SEQUENCE = "sequence"
+        uri = uri
+        block_hash = block_hash
+        try:
+            parsed_uri = parse_lbry_uri(uri)
+        except URIParseError as err:
+            return {'error': err.message}
+        result = {}
+
+        if parsed_uri.is_channel:
+            certificate = None
+
+            # TODO: this is also done on the else, refactor
+            if parsed_uri.claim_id:
+                certificate_info = await self.claimtrie_getclaimbyid(parsed_uri.claim_id)
+                if certificate_info and certificate_info['name'] == parsed_uri.name:
+                    certificate = {'resolution_type': CLAIM_ID, 'result': certificate_info}
+            elif parsed_uri.claim_sequence:
+                certificate_info = await self.claimtrie_getnthclaimforname(parsed_uri.name, parsed_uri.claim_sequence)
+                if certificate_info:
+                    certificate = {'resolution_type': SEQUENCE, 'result': certificate_info}
+            else:
+                certificate_info = await self.claimtrie_getvalue(parsed_uri.name, block_hash)
+                if certificate_info:
+                    certificate = {'resolution_type': WINNING, 'result': certificate_info}
+
+            if certificate and 'claim_id' not in certificate['result']:
+                return result
+
+            if certificate and not parsed_uri.path:
+                result['certificate'] = certificate
+                channel_id = certificate['result']['claim_id']
+                claims_in_channel = await self.claimtrie_getclaimssignedbyid(channel_id)
+                result['unverified_claims_in_channel'] = {claim['claim_id']: (claim['name'], claim['height'])
+                                                          for claim in claims_in_channel if claim}
+            elif certificate:
+                result['certificate'] = certificate
+                channel_id = certificate['result']['claim_id']
+                claim_ids_matching_name = self.get_signed_claims_with_name_for_channel(channel_id, parsed_uri.path)
+                claims = await self.batched_formatted_claims_from_daemon(claim_ids_matching_name)
+
+                claims_in_channel = {claim['claim_id']: (claim['name'], claim['height'])
+                                     for claim in claims}
+                result['unverified_claims_for_name'] = claims_in_channel
+        else:
+            claim = None
+            if parsed_uri.claim_id:
+                claim_info = await self.claimtrie_getclaimbyid(parsed_uri.claim_id)
+                if claim_info and claim_info['name'] == parsed_uri.name:
+                    claim = {'resolution_type': CLAIM_ID, 'result': claim_info}
+            elif parsed_uri.claim_sequence:
+                claim_info = await self.claimtrie_getnthclaimforname(parsed_uri.name, parsed_uri.claim_sequence)
+                if claim_info:
+                    claim = {'resolution_type': SEQUENCE, 'result': claim_info}
+            else:
+                claim_info = await self.claimtrie_getvalue(parsed_uri.name, block_hash)
+                if claim_info:
+                    claim = {'resolution_type': WINNING, 'result': claim_info}
+            if (claim and
+                    # is not an unclaimed winning name
+                    (claim['resolution_type'] != WINNING or proof_has_winning_claim(claim['result']['proof']))):
+                raw_claim_id = unhexlify(claim['result']['claim_id'])[::-1]
+                raw_certificate_id = self.db.get_claim_info(raw_claim_id).cert_id
+                if raw_certificate_id:
+                    certificate_id = hash_to_hex_str(raw_certificate_id)
+                    certificate = await self.claimtrie_getclaimbyid(certificate_id)
+                    if certificate:
+                        certificate = {'resolution_type': CLAIM_ID,
+                                       'result': certificate}
+                        result['certificate'] = certificate
+                result['claim'] = claim
+        return result
+
+    async def claimtrie_getvalueforuris(self, block_hash, *uris):
+        MAX_BATCH_URIS = 500
+        if len(uris) > MAX_BATCH_URIS:
+            raise Exception("Exceeds max batch uris of {}".format(MAX_BATCH_URIS))
+
+        return {uri: await self.claimtrie_getvalueforuri(block_hash, uri) for uri in uris}
+
+        # TODO: get it all concurrently when lbrycrd pending changes goes into a stable release
+        #async def getvalue(uri):
+        #    value = await self.claimtrie_getvalueforuri(block_hash, uri)
+        #    return uri, value,
+        #return dict([await asyncio.gather(*tuple(getvalue(uri) for uri in uris))][0])
+
+
+def proof_has_winning_claim(proof):
+    return {'txhash', 'nOut'}.issubset(proof.keys())
+
+
+def get_from_possible_keys(dictionary, *keys):
+    for key in keys:
+        if key in dictionary:
+            return dictionary[key]

lbrynet/extras/wallet/server/tx.py

@@ -0,0 +1,21 @@
+from torba.server.tx import Deserializer
+from .opcodes import decode_claim_script
+from .model import TxClaimOutput, LBRYTx
+
+
+class LBRYDeserializer(Deserializer):
+
+    def _read_output(self):
+        value = self._read_le_int64()
+        script = self._read_varbytes()  # pk_script
+        claim = decode_claim_script(script)
+        claim = claim[0] if claim else None
+        return TxClaimOutput(value, script, claim)
+
+    def read_tx(self):
+        return LBRYTx(
+            self._read_le_int32(),  # version
+            self._read_inputs(),    # inputs
+            self._read_outputs(),   # outputs
+            self._read_le_uint32()  # locktime
+        )

lbrynet/extras/wallet/transaction.py

@@ -2,12 +2,12 @@ import struct
 from binascii import hexlify, unhexlify
 from typing import List, Iterable, Optional
 
-from lbryschema.decode import smart_decode
+from lbrynet.schema.decode import smart_decode
 from .account import Account
-from torba.basetransaction import BaseTransaction, BaseInput, BaseOutput
+from torba.client.basetransaction import BaseTransaction, BaseInput, BaseOutput
-from torba.hash import hash160
+from torba.client.hash import hash160
 
-from lbryschema.claim import ClaimDict
+from lbrynet.schema.claim import ClaimDict
 from .script import InputScript, OutputScript
 
 

lbrynet/file_manager/__init__.py

@@ -1,7 +0,0 @@
-"""
-Classes and functions used to create and download LBRY Files.
-
-LBRY Files are Crypt Streams created from any regular file. The whole file is read
-at the time that the LBRY File is created, so all constituent blobs are known and
-included in the stream descriptor file.
-"""

lbrynet/interfaces.py

@@ -1,722 +0,0 @@
-"""
-Interfaces which are implemented by various classes within LBRYnet.
-"""
-from zope.interface import Interface
-
-
-class IPeerFinder(Interface):
-    """
-    Used to find peers by sha384 hashes which they claim to be associated with.
-    """
-    def find_peers_for_blob(self, blob_hash):
-        """
-        Look for peers claiming to be associated with a sha384 hashsum.
-
-        @param blob_hash: The sha384 hashsum to use to look up peers.
-        @type blob_hash: string, hex encoded
-
-        @return: a Deferred object which fires with a list of Peer objects
-        @rtype: Deferred which fires with [Peer]
-        """
-
-
-class IRequestSender(Interface):
-    """
-    Used to connect to a peer, send requests to it, and return the responses to those requests.
-    """
-    def add_request(self, request):
-        """
-        Add a request to the next message that will be sent to the peer
-
-        @param request: a request to be sent to the peer in the next message
-        @type request: ClientRequest
-
-        @return: Deferred object which will callback with the response to this request, a dict
-        @rtype: Deferred which fires with dict
-        """
-
-    def add_blob_request(self, blob_request):
-        """Add a request for a blob to the next message that will be sent to the peer.
-
-        This will cause the protocol to call blob_request.write(data)
-        for all incoming data, after the response message has been
-        parsed out, until blob_request.finished_deferred fires.
-
-        @param blob_request: the request for the blob
-        @type blob_request: ClientBlobRequest
-
-        @return: Deferred object which will callback with the response to this request
-        @rtype: Deferred which fires with dict
-        """
-
-
-class IRequestCreator(Interface):
-    """
-    Send requests, via an IRequestSender, to peers.
-    """
-
-    def send_next_request(self, peer, protocol):
-        """Create a Request object for the peer and then give the protocol that request.
-
-        @param peer: the Peer object which the request will be sent to.
-        @type peer: Peer
-
-        @param protocol: the protocol to pass the request to.
-        @type protocol: object which implements IRequestSender
-
-        @return: Deferred object which will callback with True or
-        False depending on whether a Request was sent
-        @rtype: Deferred which fires with boolean
-        """
-
-    def get_new_peers(self):
-        """
-        Get some new peers which the request creator wants to send requests to.
-
-        @return: Deferred object which will callback with [Peer]
-        @rtype: Deferred which fires with [Peer]
-        """
-
-
-class IMetadataHandler(Interface):
-    """
-    Get metadata for the IDownloadManager.
-    """
-    def get_initial_blobs(self):
-        """Return metadata about blobs that are known to be associated with
-        the stream at the time that the stream is set up.
-
-        @return: Deferred object which will call back with a list of BlobInfo objects
-        @rtype: Deferred which fires with [BlobInfo]
-
-        """
-
-    def final_blob_num(self):
-        """
-        If the last blob in the stream is known, return its blob_num. Otherwise, return None.
-
-        @return: integer representing the final blob num in the stream, or None
-        @rtype: integer or None
-        """
-
-
-class IDownloadManager(Interface):
-    """
-    Manage the downloading of an associated group of blobs, referred to as a stream.
-
-    These objects keep track of metadata about the stream, are responsible for starting and stopping
-    other components, and handle communication between other components.
-    """
-
-    def start_downloading(self):
-        """
-        Load the initial metadata about the stream and then start the other components.
-
-        @return: Deferred which fires when the other components have been started.
-        @rtype: Deferred which fires with boolean
-        """
-
-    def resume_downloading(self):
-        """
-        Start the other components after they have been stopped.
-
-        @return: Deferred which fires when the other components have been started.
-        @rtype: Deferred which fires with boolean
-        """
-
-    def pause_downloading(self):
-        """
-        Stop the other components.
-
-        @return: Deferred which fires when the other components have been stopped.
-        @rtype: Deferred which fires with boolean
-        """
-
-    def add_blobs_to_download(self, blobs):
-        """
-        Add blobs to the list of blobs that should be downloaded
-
-        @param blobs: list of BlobInfos that are associated with the stream being downloaded
-        @type blobs: [BlobInfo]
-
-        @return: DeferredList which fires with the result of adding each previously unknown BlobInfo
-            to the list of known BlobInfos.
-        @rtype: DeferredList which fires with [(boolean, Failure/None)]
-        """
-
-    def stream_position(self):
-        """
-        Returns the blob_num of the next blob needed in the stream.
-
-        If the stream already has all of the blobs it needs, then this will return the blob_num
-        of the last blob in the stream plus 1.
-
-        @return: the blob_num of the next blob needed, or the last blob_num + 1.
-        @rtype: integer
-        """
-
-    def needed_blobs(self):
-        """Returns a list of BlobInfos representing all of the blobs that the
-        stream still needs to download.
-
-        @return: the list of BlobInfos representing blobs that the stream still needs to download.
-        @rtype: [BlobInfo]
-
-        """
-
-    def final_blob_num(self):
-        """
-        If the last blob in the stream is known, return its blob_num. If not, return None.
-
-        @return: The blob_num of the last blob in the stream, or None if it is unknown.
-        @rtype: integer or None
-        """
-
-    def handle_blob(self, blob_num):
-        """This function is called when the next blob in the stream is ready
-        to be handled, whatever that may mean.
-
-        @param blob_num: The blob_num of the blob that is ready to be handled.
-        @type blob_num: integer
-
-        @return: A Deferred which fires when the blob has been 'handled'
-        @rtype: Deferred which can fire with anything
-
-        """
-
-
-class IConnectionManager(Interface):
-    """
-    Connects to peers so that IRequestCreators can send their requests.
-    """
-    def get_next_request(self, peer, protocol):
-        """Ask all IRequestCreators belonging to this object to create a
-        Request for peer and give it to protocol
-
-        @param peer: the peer which the request will be sent to.
-        @type peer: Peer
-
-        @param protocol: the protocol which the request should be sent to by the IRequestCreator.
-        @type protocol: IRequestSender
-
-        @return: Deferred object which will callback with True or
-            False depending on whether the IRequestSender should send
-            the request or hang up
-        @rtype: Deferred which fires with boolean
-
-        """
-
-    def protocol_disconnected(self, peer, protocol):
-        """
-        Inform the IConnectionManager that the protocol has been disconnected
-
-        @param peer: The peer which the connection was to.
-        @type peer: Peer
-
-        @param protocol: The protocol which was disconnected.
-        @type protocol: Protocol
-
-        @return: None
-        """
-
-
-class IProgressManager(Interface):
-    """Responsible for keeping track of the progress of the download.
-
-    Specifically, it is their responsibility to decide which blobs
-    need to be downloaded and keep track of the progress of the
-    download
-
-    """
-    def stream_position(self):
-        """
-        Returns the blob_num of the next blob needed in the stream.
-
-        If the stream already has all of the blobs it needs, then this will return the blob_num
-        of the last blob in the stream plus 1.
-
-        @return: the blob_num of the next blob needed, or the last blob_num + 1.
-        @rtype: integer
-        """
-
-    def needed_blobs(self):
-        """Returns a list of BlobInfos representing all of the blobs that the
-        stream still needs to download.
-
-        @return: the list of BlobInfos representing blobs that the stream still needs to download.
-        @rtype: [BlobInfo]
-
-        """
-
-    def blob_downloaded(self, blob, blob_info):
-        """
-        Mark that a blob has been downloaded and does not need to be downloaded again
-
-        @param blob: the blob that has been downloaded.
-        @type blob: Blob
-
-        @param blob_info: the metadata of the blob that has been downloaded.
-        @type blob_info: BlobInfo
-
-        @return: None
-        """
-
-
-class IBlobHandler(Interface):
-    """
-    Responsible for doing whatever should be done with blobs that have been downloaded.
-    """
-    def blob_downloaded(self, blob, blob_info):
-        """
-        Do whatever the downloader is supposed to do when a blob has been downloaded
-
-        @param blob: The downloaded blob
-        @type blob: Blob
-
-        @param blob_info: The metadata of the downloaded blob
-        @type blob_info: BlobInfo
-
-        @return: A Deferred which fires when the blob has been handled.
-        @rtype: Deferred which can fire with anything
-        """
-
-
-class IRateLimited(Interface):
-    """
-    Have the ability to be throttled (temporarily stopped).
-    """
-    def throttle_upload(self):
-        """
-        Stop uploading data until unthrottle_upload is called.
-
-        @return: None
-        """
-
-    def throttle_download(self):
-        """
-        Stop downloading data until unthrottle_upload is called.
-
-        @return: None
-        """
-
-    def unthrottle_upload(self):
-        """
-        Resume uploading data at will until throttle_upload is called.
-
-        @return: None
-        """
-
-    def unthrottle_downlad(self):
-        """
-        Resume downloading data at will until throttle_download is called.
-
-        @return: None
-        """
-
-
-class IRateLimiter(Interface):
-    """
-    Can keep track of download and upload rates and can throttle objects which implement the
-    IRateLimited interface.
-    """
-    def report_dl_bytes(self, num_bytes):
-        """
-        Inform the IRateLimiter that num_bytes have been downloaded.
-
-        @param num_bytes: the number of bytes that have been downloaded
-        @type num_bytes: integer
-
-        @return: None
-        """
-
-    def report_ul_bytes(self, num_bytes):
-        """
-        Inform the IRateLimiter that num_bytes have been uploaded.
-
-        @param num_bytes: the number of bytes that have been uploaded
-        @type num_bytes: integer
-
-        @return: None
-        """
-
-    def register_protocol(self, protocol):
-        """Register an IRateLimited object with the IRateLimiter so that the
-        IRateLimiter can throttle it
-
-        @param protocol: An object implementing the interface IRateLimited
-        @type protocol: Object implementing IRateLimited
-
-        @return: None
-
-        """
-
-    def unregister_protocol(self, protocol):
-        """Unregister an IRateLimited object so that it won't be throttled any more.
-
-        @param protocol: An object implementing the interface
-            IRateLimited, which was previously registered with this
-            IRateLimiter via "register_protocol"
-        @type protocol: Object implementing IRateLimited
-
-        @return: None
-
-        """
-
-
-class IRequestHandler(Interface):
-    """
-    Pass client queries on to IQueryHandlers
-    """
-    def register_query_handler(self, query_handler, query_identifiers):
-        """Register a query handler, which will be passed any queries that
-        match any of the identifiers in query_identifiers
-
-        @param query_handler: the object which will handle queries
-        matching the given query_identifiers
-        @type query_handler: Object implementing IQueryHandler
-
-        @param query_identifiers: A list of strings representing the query identifiers
-            for queries that should be passed to this handler
-        @type query_identifiers: [string]
-
-        @return: None
-
-        """
-
-    def register_blob_sender(self, blob_sender):
-        """
-        Register a blob sender which will be called after the response has
-        finished to see if it wants to send a blob
-
-        @param blob_sender: the object which will upload the blob to the client.
-        @type blob_sender: IBlobSender
-
-        @return: None
-        """
-
-
-class IBlobSender(Interface):
-    """
-    Upload blobs to clients.
-    """
-    def send_blob_if_requested(self, consumer):
-        """
-        If a blob has been requested, write it to 'write' func of the consumer and then
-        callback the returned deferred when it has all been written
-
-        @param consumer: the object implementing IConsumer which the file will be written to
-        @type consumer: object which implements IConsumer
-
-        @return: Deferred which will fire when the blob sender is done, which will be
-            immediately if no blob should be sent.
-        @rtype: Deferred which fires with anything
-        """
-
-
-class IQueryHandler(Interface):
-    """
-    Respond to requests from clients.
-    """
-    def register_with_request_handler(self, request_handler, peer):
-        """
-        Register with the request handler to receive queries
-
-        @param request_handler: the object implementing IRequestHandler to register with
-        @type request_handler: object implementing IRequestHandler
-
-        @param peer: the Peer which this query handler will be answering requests from
-        @type peer: Peer
-
-        @return: None
-        """
-
-    def handle_queries(self, queries):
-        """
-        Return responses to queries from the client.
-
-        @param queries: a dict representing the query_identifiers:queries that should be handled
-        @type queries: {string: dict}
-
-        @return: a Deferred object which will callback with a dict of query responses
-        @rtype: Deferred which fires with {string: dict}
-        """
-
-
-class IQueryHandlerFactory(Interface):
-    """
-    Construct IQueryHandlers to handle queries from each new client that connects.
-    """
-    def build_query_handler(self):
-        """
-        Create an object that implements the IQueryHandler interface
-
-        @return: object that implements IQueryHandler
-        """
-
-
-class IStreamDownloaderOptions(Interface):
-    def get_downloader_options(self, sd_validator, payment_rate_manager):
-        """
-        Return the list of options that can be used to modify IStreamDownloader behavior
-
-        @param sd_validator: object containing stream metadata, which the options may depend on
-        @type sd_validator: object which implements IStreamDescriptorValidator interface
-
-        @param payment_rate_manager: The payment rate manager currently in effect for the downloader
-        @type payment_rate_manager: PaymentRateManager
-
-        @return: [DownloadOption]
-        @rtype: [DownloadOption]
-        """
-
-
-class IStreamDownloaderFactory(Interface):
-    """Construct IStreamDownloaders and provide options that will be
-    passed to those IStreamDownloaders.
-
-    """
-
-    def can_download(self, sd_validator, payment_rate_manager):
-        """Decide whether the downloaders created by this factory can
-        download the stream described by sd_validator
-
-        @param sd_validator: object containing stream metadata
-        @type sd_validator: object which implements IStreamDescriptorValidator interface
-
-        @param payment_rate_manager: The payment rate manager currently in effect for the downloader
-        @type payment_rate_manager: PaymentRateManager
-
-        @return: True if the downloaders can download the stream, False otherwise
-        @rtype: bool
-
-        """
-
-    def make_downloader(self, sd_validator, options, payment_rate_manager):
-        """Create an object that implements the IStreamDownloader interface
-
-        @param sd_validator: object containing stream metadata which
-            will be given to the IStreamDownloader
-        @type sd_validator: object which implements IStreamDescriptorValidator interface
-
-        @param options: a list of values that will be used by the IStreamDownloaderFactory to
-            construct the IStreamDownloader. the options are in the same order as they were given
-            by get_downloader_options.
-        @type options: [Object]
-
-        @param payment_rate_manager: the PaymentRateManager which the IStreamDownloader should use.
-        @type payment_rate_manager: PaymentRateManager
-
-        @return: a Deferred which fires with the downloader object
-        @rtype: Deferred which fires with IStreamDownloader
-
-        """
-
-    def get_description(self):
-        """
-        Return a string detailing what this downloader does with streams
-
-        @return: short description of what the IStreamDownloader does.
-        @rtype: string
-        """
-
-
-class IStreamDownloader(Interface):
-    """
-    Use metadata and data from the network for some useful purpose.
-    """
-    def start(self):
-        """start downloading the stream
-
-        @return: a Deferred which fires when the stream is finished
-            downloading, or errbacks when the stream is cancelled.
-        @rtype: Deferred which fires with anything
-
-        """
-
-    def insufficient_funds(self, err):
-        """
-        this function informs the stream downloader that funds are too low to finish downloading.
-
-        @return: None
-        """
-
-
-class IStreamDescriptorValidator(Interface):
-    """
-    Pull metadata out of Stream Descriptor Files and perform some
-    validation on the metadata.
-    """
-    def validate(self):
-        """
-        @return: whether the stream descriptor passes validation checks
-        @rtype: boolean
-        """
-
-    def info_to_show(self):
-        """
-
-        @return: A list of tuples representing metadata that should be
-            presented to the user before starting the download
-        @rtype: [(string, string)]
-        """
-
-
-class IWallet(Interface):
-    """Send and receive payments.
-
-    To send a payment, a payment reservation must be obtained
-    first. This guarantees that a payment isn't promised if it can't
-    be paid. When the service in question is rendered, the payment
-    reservation must be given to the IWallet along with the final
-    price. The reservation can also be canceled.
-    """
-    def stop(self):
-        """Send out any unsent payments, close any connections, and stop
-        checking for incoming payments.
-
-        @return: None
-
-        """
-
-    def start(self):
-        """
-        Set up any connections and start checking for incoming payments
-
-        @return: None
-        """
-    def get_info_exchanger(self):
-        """
-        Get the object that will be used to find the payment addresses of peers.
-
-        @return: The object that will be used to find the payment addresses of peers.
-        @rtype: An object implementing IRequestCreator
-        """
-
-    def get_wallet_info_query_handler_factory(self):
-        """
-        Get the object that will be used to give our payment address to peers.
-
-        This must return an object implementing IQueryHandlerFactory. It will be used to
-        create IQueryHandler objects that will be registered with an IRequestHandler.
-
-        @return: The object that will be used to give our payment address to peers.
-        @rtype: An object implementing IQueryHandlerFactory
-        """
-
-    def reserve_points(self, peer, amount):
-        """Ensure a certain amount of points are available to be sent as
-        payment, before the service is rendered
-
-        @param peer: The peer to which the payment will ultimately be sent
-        @type peer: Peer
-
-        @param amount: The amount of points to reserve
-        @type amount: float
-
-        @return: A ReservedPoints object which is given to send_points
-        once the service has been rendered
-        @rtype: ReservedPoints
-
-        """
-
-    def cancel_point_reservation(self, reserved_points):
-        """
-        Return all of the points that were reserved previously for some ReservedPoints object
-
-        @param reserved_points: ReservedPoints previously returned by reserve_points
-        @type reserved_points: ReservedPoints
-
-        @return: None
-        """
-
-    def send_points(self, reserved_points, amount):
-        """
-        Schedule a payment to be sent to a peer
-
-        @param reserved_points: ReservedPoints object previously returned by reserve_points.
-        @type reserved_points: ReservedPoints
-
-        @param amount: amount of points to actually send, must be less than or equal to the
-            amount reserved in reserved_points
-        @type amount: float
-
-        @return: Deferred which fires when the payment has been scheduled
-        @rtype: Deferred which fires with anything
-        """
-
-    def get_balance(self):
-        """
-        Return the balance of this wallet
-
-        @return: Deferred which fires with the balance of the wallet
-        @rtype: Deferred which fires with float
-        """
-
-    def add_expected_payment(self, peer, amount):
-        """
-        Increase the number of points expected to be paid by a peer
-
-        @param peer: the peer which is expected to pay the points
-        @type peer: Peer
-
-        @param amount: the amount of points expected to be paid
-        @type amount: float
-
-        @return: None
-        """
-
-
-class IBlobPriceModel(Interface):
-    """
-    A blob price model
-
-    Used by INegotiationStrategy classes
-    """
-
-    def calculate_price(self, blob):
-        """
-        Calculate the price for a blob
-
-        @param blob: a blob hash
-        @type blob: str
-
-        @return: blob price target
-        @type: Decimal
-        """
-
-
-class INegotiationStrategy(Interface):
-    """
-    Strategy to negotiate download payment rates
-    """
-
-    def make_offer(self, peer, blobs):
-        """
-        Make a rate offer for the given peer and blobs
-
-        @param peer: peer to make an offer to
-        @type: str
-
-        @param blobs: blob hashes to make an offer for
-        @type: list
-
-        @return: rate offer
-        @rtype: Offer
-        """
-
-    def respond_to_offer(self, offer, peer, blobs):
-        """
-        Respond to a rate offer given by a peer
-
-        @param offer: offer to reply to
-        @type: Offer
-
-        @param peer: peer to make an offer to
-        @type: str
-
-        @param blobs: blob hashes to make an offer for
-        @type: list
-
-        @return: accepted, rejected, or unset offer
-        @rtype: Offer
-        """

lbrynet/p2p/HTTPBlobDownloader.py

@@ -4,8 +4,8 @@ from twisted.internet import defer, task
 from twisted.internet.error import ConnectingCancelledError
 from twisted.web._newclient import ResponseNeverReceived
 import treq
-from lbrynet.core.utils import DeferredDict
+from lbrynet.p2p.utils import DeferredDict
-from lbrynet.core.Error import DownloadCanceledError
+from lbrynet.p2p.Error import DownloadCanceledError
 
 log = logging.getLogger(__name__)
 

lbrynet/p2p/PaymentRateManager.py

@@ -1,5 +1,5 @@
-from lbrynet.core.Strategy import get_default_strategy, OnlyFreeStrategy
+from lbrynet.p2p.Strategy import get_default_strategy, OnlyFreeStrategy
-from lbrynet import conf
+from lbrynet.extras.daemon import conf
 from decimal import Decimal
 
 

lbrynet/p2p/Peer.py

@@ -1,6 +1,6 @@
 import datetime
 from collections import defaultdict
-from lbrynet.core import utils
+from lbrynet.p2p import utils
 
 # Do not create this object except through PeerManager
 class Peer:

lbrynet/p2p/PeerManager.py

@@ -1,4 +1,4 @@
-from lbrynet.core.Peer import Peer
+from lbrynet.p2p.Peer import Peer
 
 
 class PeerManager:

lbrynet/p2p/PriceModel.py

@@ -1,8 +1,6 @@
-from zope.interface import implementer
 from decimal import Decimal
 
-from lbrynet.interfaces import IBlobPriceModel
+from lbrynet.extras.daemon import conf
-from lbrynet import conf
 
 
 def get_default_price_model(blob_tracker, base_price, **kwargs):
@@ -28,7 +26,6 @@ class MeanAvailabilityWeightedPrice:
         blob_tracker (BlobAvailabilityTracker): blob availability tracker
 
     """
-    implementer(IBlobPriceModel)
 
     def __init__(self, tracker, base_price=None, alpha=1.0):
         self.blob_tracker = tracker