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lbry-sdk/lbrynet/lbrynet_daemon/Daemon.py
Jack Robison 2cfd29564b add resolution exception types
2017-06-09 14:48:55 -04:00

2544 lines
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Python
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import binascii
import logging.handlers
import mimetypes
import os
import base58
import requests
import urllib
import json
import textwrap
import random
from twisted.web import server
from twisted.internet import defer, threads, error, reactor
from twisted.internet.task import LoopingCall
from twisted.python.failure import Failure
from lbryschema.claim import ClaimDict
from lbryschema.uri import parse_lbry_uri
from lbryschema.error import URIParseError
from lbryschema.fee import Fee
# TODO: importing this when internet is disabled raises a socket.gaierror
from lbryum.version import LBRYUM_VERSION
from lbrynet.core.system_info import get_lbrynet_version
from lbrynet import conf, analytics
from lbrynet.conf import LBRYCRD_WALLET, LBRYUM_WALLET, PTC_WALLET
from lbrynet.reflector import reupload
from lbrynet.reflector import ServerFactory as reflector_server_factory
from lbrynet.lbryfile.client.EncryptedFileDownloader import EncryptedFileSaverFactory
from lbrynet.lbryfile.client.EncryptedFileDownloader import EncryptedFileOpenerFactory
from lbrynet.lbryfile.client.EncryptedFileOptions import add_lbry_file_to_sd_identifier
from lbrynet.lbryfile.EncryptedFileMetadataManager import DBEncryptedFileMetadataManager
from lbrynet.lbryfile.StreamDescriptor import EncryptedFileStreamType
from lbrynet.lbryfilemanager.EncryptedFileManager import EncryptedFileManager
from lbrynet.lbrynet_daemon.Downloader import GetStream
from lbrynet.lbrynet_daemon.Publisher import Publisher
from lbrynet.lbrynet_daemon.ExchangeRateManager import ExchangeRateManager
from lbrynet.lbrynet_daemon.auth.server import AuthJSONRPCServer
from lbrynet.core.PaymentRateManager import OnlyFreePaymentsManager
from lbrynet.core import log_support, utils, system_info
from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier, download_sd_blob
from lbrynet.core.Session import Session
from lbrynet.core.Wallet import LBRYumWallet, SqliteStorage, ClaimOutpoint
from lbrynet.core.looping_call_manager import LoopingCallManager
from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
from lbrynet.core.Error import InsufficientFundsError, UnknownNameError, NoSuchSDHash
from lbrynet.core.Error import NoSuchStreamHash, UnknownClaimID, UnknownURI
log = logging.getLogger(__name__)
INITIALIZING_CODE = 'initializing'
LOADING_DB_CODE = 'loading_db'
LOADING_WALLET_CODE = 'loading_wallet'
LOADING_FILE_MANAGER_CODE = 'loading_file_manager'
LOADING_SERVER_CODE = 'loading_server'
STARTED_CODE = 'started'
WAITING_FOR_FIRST_RUN_CREDITS = 'waiting_for_credits'
STARTUP_STAGES = [
(INITIALIZING_CODE, 'Initializing'),
(LOADING_DB_CODE, 'Loading databases'),
(LOADING_WALLET_CODE, 'Catching up with the blockchain'),
(LOADING_FILE_MANAGER_CODE, 'Setting up file manager'),
(LOADING_SERVER_CODE, 'Starting lbrynet'),
(STARTED_CODE, 'Started lbrynet'),
(WAITING_FOR_FIRST_RUN_CREDITS, 'Waiting for first run credits'),
]
# TODO: make this consistent with the stages in Downloader.py
DOWNLOAD_METADATA_CODE = 'downloading_metadata'
DOWNLOAD_TIMEOUT_CODE = 'timeout'
DOWNLOAD_RUNNING_CODE = 'running'
DOWNLOAD_STOPPED_CODE = 'stopped'
STREAM_STAGES = [
(INITIALIZING_CODE, 'Initializing'),
(DOWNLOAD_METADATA_CODE, 'Downloading metadata'),
(DOWNLOAD_RUNNING_CODE, 'Started %s, got %s/%s blobs, stream status: %s'),
(DOWNLOAD_STOPPED_CODE, 'Paused stream'),
(DOWNLOAD_TIMEOUT_CODE, 'Stream timed out')
]
CONNECTION_STATUS_CONNECTED = 'connected'
CONNECTION_STATUS_NETWORK = 'network_connection'
CONNECTION_MESSAGES = {
CONNECTION_STATUS_CONNECTED: 'No connection problems detected',
CONNECTION_STATUS_NETWORK: "Your internet connection appears to have been interrupted",
}
SHORT_ID_LEN = 20
class IterableContainer(object):
def __iter__(self):
for attr in dir(self):
if not attr.startswith("_"):
yield getattr(self, attr)
def __contains__(self, item):
for attr in self:
if item == attr:
return True
return False
class Checker(object):
"""The looping calls the daemon runs"""
INTERNET_CONNECTION = 'internet_connection_checker'
CONNECTION_STATUS = 'connection_status_checker'
class _FileID(IterableContainer):
"""The different ways a file can be identified"""
NAME = 'name'
SD_HASH = 'sd_hash'
FILE_NAME = 'file_name'
STREAM_HASH = 'stream_hash'
CLAIM_ID = "claim_id"
OUTPOINT = "outpoint"
ROWID = "rowid"
FileID = _FileID()
# TODO add login credentials in a conf file
# TODO alert if your copy of a lbry file is out of date with the name record
class NoValidSearch(Exception):
pass
class CheckInternetConnection(object):
def __init__(self, daemon):
self.daemon = daemon
def __call__(self):
self.daemon.connected_to_internet = utils.check_connection()
class AlwaysSend(object):
def __init__(self, value_generator, *args, **kwargs):
self.value_generator = value_generator
self.args = args
self.kwargs = kwargs
def __call__(self):
d = defer.maybeDeferred(self.value_generator, *self.args, **self.kwargs)
d.addCallback(lambda v: (True, v))
return d
# If an instance has a lot of blobs, this call might get very expensive.
# For reflector, with 50k blobs, it definitely has an impact on the first run
# But doesn't seem to impact performance after that.
@defer.inlineCallbacks
def calculate_available_blob_size(blob_manager):
blob_hashes = yield blob_manager.get_all_verified_blobs()
blobs = yield defer.DeferredList([blob_manager.get_blob(b) for b in blob_hashes])
defer.returnValue(sum(b.length for success, b in blobs if success and b.length))
class Daemon(AuthJSONRPCServer):
"""
LBRYnet daemon, a jsonrpc interface to lbry functions
"""
def __init__(self, root, analytics_manager):
AuthJSONRPCServer.__init__(self, conf.settings['use_auth_http'])
self.allowed_during_startup = [
'stop', 'status', 'version',
# delete these once they are fully removed:
'is_running', 'is_first_run', 'get_time_behind_blockchain', 'daemon_status',
'get_start_notice',
]
conf.settings.set('last_version',
{'lbrynet': get_lbrynet_version(), 'lbryum': LBRYUM_VERSION})
self.db_dir = conf.settings['data_dir']
self.download_directory = conf.settings['download_directory']
if conf.settings['BLOBFILES_DIR'] == "blobfiles":
self.blobfile_dir = os.path.join(self.db_dir, "blobfiles")
else:
log.info("Using non-default blobfiles directory: %s", conf.settings['BLOBFILES_DIR'])
self.blobfile_dir = conf.settings['BLOBFILES_DIR']
self.run_on_startup = conf.settings['run_on_startup']
self.data_rate = conf.settings['data_rate']
self.max_key_fee = conf.settings['max_key_fee']
self.max_upload = conf.settings['max_upload']
self.max_download = conf.settings['max_download']
self.search_timeout = conf.settings['search_timeout']
self.download_timeout = conf.settings['download_timeout']
self.max_search_results = conf.settings['max_search_results']
self.run_reflector_server = conf.settings['run_reflector_server']
self.wallet_type = conf.settings['wallet']
self.delete_blobs_on_remove = conf.settings['delete_blobs_on_remove']
self.peer_port = conf.settings['peer_port']
self.reflector_port = conf.settings['reflector_port']
self.dht_node_port = conf.settings['dht_node_port']
self.use_upnp = conf.settings['use_upnp']
self.cache_time = conf.settings['cache_time']
self.startup_status = STARTUP_STAGES[0]
self.connected_to_internet = True
self.connection_status_code = None
self.platform = None
self.first_run = None
self.log_file = conf.settings.get_log_filename()
self.current_db_revision = 3
self.db_revision_file = conf.settings.get_db_revision_filename()
self.session = None
self.uploaded_temp_files = []
self._session_id = conf.settings.get_session_id()
# TODO: this should probably be passed into the daemon, or
# possibly have the entire log upload functionality taken out
# of the daemon, but I don't want to deal with that now
self.analytics_manager = analytics_manager
self.lbryid = utils.generate_id()
self.wallet_user = None
self.wallet_password = None
self.query_handlers = {}
self.waiting_on = {}
self.streams = {}
self.name_cache = {}
self.exchange_rate_manager = ExchangeRateManager()
calls = {
Checker.INTERNET_CONNECTION: LoopingCall(CheckInternetConnection(self)),
Checker.CONNECTION_STATUS: LoopingCall(self._update_connection_status),
}
self.looping_call_manager = LoopingCallManager(calls)
self.sd_identifier = StreamDescriptorIdentifier()
self.stream_info_manager = None
self.lbry_file_manager = None
@defer.inlineCallbacks
def setup(self, launch_ui):
reactor.addSystemEventTrigger('before', 'shutdown', self._shutdown)
self._modify_loggly_formatter()
@defer.inlineCallbacks
def _announce_startup():
def _announce():
self.announced_startup = True
self.startup_status = STARTUP_STAGES[5]
log.info("Started lbrynet-daemon")
log.info("%i blobs in manager", len(self.session.blob_manager.blobs))
yield self.session.blob_manager.get_all_verified_blobs()
yield _announce()
log.info("Starting lbrynet-daemon")
self.looping_call_manager.start(Checker.INTERNET_CONNECTION, 3600)
self.looping_call_manager.start(Checker.CONNECTION_STATUS, 30)
self.exchange_rate_manager.start()
yield self._initial_setup()
yield threads.deferToThread(self._setup_data_directory)
yield self._check_db_migration()
yield self._load_caches()
yield self._get_session()
yield self._get_analytics()
yield add_lbry_file_to_sd_identifier(self.sd_identifier)
yield self._setup_stream_identifier()
yield self._setup_lbry_file_manager()
yield self._setup_query_handlers()
yield self._setup_server()
log.info("Starting balance: " + str(self.session.wallet.get_balance()))
yield _announce_startup()
def _get_platform(self):
if self.platform is None:
self.platform = system_info.get_platform()
return self.platform
def _initial_setup(self):
def _log_platform():
log.info("Platform: %s", json.dumps(self._get_platform()))
return defer.succeed(None)
d = _log_platform()
return d
def _load_caches(self):
name_cache_filename = os.path.join(self.db_dir, "stream_info_cache.json")
if os.path.isfile(name_cache_filename):
with open(name_cache_filename, "r") as name_cache_file:
name_cache = name_cache_file.read()
try:
self.name_cache = json.loads(name_cache)
log.info("Loaded claim info cache")
except ValueError:
log.warning("Unable to load claim info cache")
def _check_network_connection(self):
self.connected_to_internet = utils.check_connection()
def _check_lbrynet_connection(self):
def _log_success():
log.info("lbrynet connectivity test passed")
def _log_failure():
log.info("lbrynet connectivity test failed")
wonderfullife_sh = ("6f3af0fa3924be98a54766aa2715d22c6c1509c3f7fa32566df4899"
"a41f3530a9f97b2ecb817fa1dcbf1b30553aefaa7")
d = download_sd_blob(self.session, wonderfullife_sh, self.session.base_payment_rate_manager)
d.addCallbacks(lambda _: _log_success, lambda _: _log_failure)
def _update_connection_status(self):
self.connection_status_code = CONNECTION_STATUS_CONNECTED
if not self.connected_to_internet:
self.connection_status_code = CONNECTION_STATUS_NETWORK
def _start_server(self):
if self.peer_port is not None:
server_factory = ServerProtocolFactory(self.session.rate_limiter,
self.query_handlers,
self.session.peer_manager)
try:
self.lbry_server_port = reactor.listenTCP(self.peer_port, server_factory)
except error.CannotListenError as e:
import traceback
log.error("Couldn't bind to port %d. %s", self.peer_port, traceback.format_exc())
raise ValueError("%s lbrynet may already be running on your computer.", str(e))
return defer.succeed(True)
def _start_reflector(self):
if self.run_reflector_server:
log.info("Starting reflector server")
if self.reflector_port is not None:
reflector_factory = reflector_server_factory(
self.session.peer_manager,
self.session.blob_manager
)
try:
self.reflector_server_port = reactor.listenTCP(self.reflector_port,
reflector_factory)
log.info('Started reflector on port %s', self.reflector_port)
except error.CannotListenError as e:
log.exception("Couldn't bind reflector to port %d", self.reflector_port)
raise ValueError(
"{} lbrynet may already be running on your computer.".format(e))
return defer.succeed(True)
def _stop_reflector(self):
if self.run_reflector_server:
log.info("Stopping reflector server")
try:
if self.reflector_server_port is not None:
self.reflector_server_port, p = None, self.reflector_server_port
return defer.maybeDeferred(p.stopListening)
except AttributeError:
return defer.succeed(True)
return defer.succeed(True)
def _stop_file_manager(self):
if self.lbry_file_manager:
self.lbry_file_manager.stop()
return defer.succeed(True)
def _stop_server(self):
try:
if self.lbry_server_port is not None:
self.lbry_server_port, old_port = None, self.lbry_server_port
log.info('Stop listening to %s', old_port)
return defer.maybeDeferred(old_port.stopListening)
else:
return defer.succeed(True)
except AttributeError:
return defer.succeed(True)
def _setup_server(self):
self.startup_status = STARTUP_STAGES[4]
d = self._start_server()
d.addCallback(lambda _: self._start_reflector())
return d
def _setup_query_handlers(self):
handlers = [
BlobRequestHandlerFactory(
self.session.blob_manager,
self.session.wallet,
self.session.payment_rate_manager,
self.analytics_manager
),
self.session.wallet.get_wallet_info_query_handler_factory(),
]
return self._add_query_handlers(handlers)
def _add_query_handlers(self, query_handlers):
for handler in query_handlers:
query_id = handler.get_primary_query_identifier()
self.query_handlers[query_id] = handler
return defer.succeed(None)
def _clean_up_temp_files(self):
for path in self.uploaded_temp_files:
try:
log.debug('Removing tmp file: %s', path)
os.remove(path)
except OSError:
pass
def _shutdown(self):
log.info("Closing lbrynet session")
log.info("Status at time of shutdown: " + self.startup_status[0])
self.looping_call_manager.shutdown()
if self.analytics_manager:
self.analytics_manager.shutdown()
self._clean_up_temp_files()
d = self._stop_server()
d.addErrback(log.fail(), 'Failure while shutting down')
d.addCallback(lambda _: self._stop_reflector())
d.addErrback(log.fail(), 'Failure while shutting down')
d.addCallback(lambda _: self._stop_file_manager())
d.addErrback(log.fail(), 'Failure while shutting down')
if self.session is not None:
d.addCallback(lambda _: self.session.shut_down())
d.addErrback(log.fail(), 'Failure while shutting down')
return d
def _update_settings(self, settings):
setting_types = {
'run_on_startup': bool,
'data_rate': float,
'max_key_fee': float,
'download_directory': str,
'max_upload': float,
'max_download': float,
'download_timeout': int,
'search_timeout': float,
'cache_time': int,
'share_usage_data': bool,
}
def can_update_key(settings, key, setting_type):
return (
isinstance(settings[key], setting_type) or
(
key == "max_key_fee" and
isinstance(Fee(settings[key]).amount, setting_type)
)
)
for key, setting_type in setting_types.iteritems():
if key in settings:
if can_update_key(settings, key, setting_type):
conf.settings.update({key: settings[key]},
data_types=(conf.TYPE_RUNTIME, conf.TYPE_PERSISTED))
else:
try:
converted = setting_type(settings[key])
conf.settings.update({key: converted},
data_types=(conf.TYPE_RUNTIME, conf.TYPE_PERSISTED))
except Exception as err:
log.warning(err.message)
log.warning("error converting setting '%s' to type %s", key, setting_type)
conf.settings.save_conf_file_settings()
self.run_on_startup = conf.settings['run_on_startup']
self.data_rate = conf.settings['data_rate']
self.max_key_fee = conf.settings['max_key_fee']
self.download_directory = conf.settings['download_directory']
self.max_upload = conf.settings['max_upload']
self.max_download = conf.settings['max_download']
self.download_timeout = conf.settings['download_timeout']
self.search_timeout = conf.settings['search_timeout']
self.cache_time = conf.settings['cache_time']
return defer.succeed(True)
def _write_db_revision_file(self, version_num):
with open(self.db_revision_file, mode='w') as db_revision:
db_revision.write(str(version_num))
def _setup_data_directory(self):
old_revision = 1
self.startup_status = STARTUP_STAGES[1]
log.info("Loading databases")
if not os.path.exists(self.download_directory):
os.mkdir(self.download_directory)
if not os.path.exists(self.db_dir):
os.mkdir(self.db_dir)
self._write_db_revision_file(self.current_db_revision)
log.debug("Created the db revision file: %s", self.db_revision_file)
if not os.path.exists(self.blobfile_dir):
os.mkdir(self.blobfile_dir)
log.debug("Created the blobfile directory: %s", str(self.blobfile_dir))
if not os.path.exists(self.db_revision_file):
log.warning("db_revision file not found. Creating it")
self._write_db_revision_file(old_revision)
def _check_db_migration(self):
old_revision = 1
if os.path.exists(self.db_revision_file):
old_revision = int(open(self.db_revision_file).read().strip())
if old_revision > self.current_db_revision:
raise Exception('This version of lbrynet is not compatible with the database')
def update_version_file_and_print_success():
self._write_db_revision_file(self.current_db_revision)
log.info("Finished upgrading the databases.")
if old_revision < self.current_db_revision:
from lbrynet.db_migrator import dbmigrator
log.info("Upgrading your databases")
d = threads.deferToThread(
dbmigrator.migrate_db, self.db_dir, old_revision, self.current_db_revision)
d.addCallback(lambda _: update_version_file_and_print_success())
return d
return defer.succeed(True)
def _modify_loggly_formatter(self):
log_support.configure_loggly_handler(
installation_id=conf.settings.installation_id,
session_id=self._session_id
)
@defer.inlineCallbacks
def _setup_lbry_file_manager(self):
log.info('Starting to setup up file manager')
self.startup_status = STARTUP_STAGES[3]
self.stream_info_manager = DBEncryptedFileMetadataManager(self.db_dir)
yield self.stream_info_manager.setup()
self.lbry_file_manager = EncryptedFileManager(
self.session,
self.stream_info_manager,
self.sd_identifier,
download_directory=self.download_directory
)
yield self.lbry_file_manager.setup()
log.info('Done setting up file manager')
def _get_analytics(self):
if not self.analytics_manager.is_started:
self.analytics_manager.start()
self.analytics_manager.register_repeating_metric(
analytics.BLOB_BYTES_AVAILABLE,
AlwaysSend(calculate_available_blob_size, self.session.blob_manager),
frequency=300
)
def _get_session(self):
def get_wallet():
if self.wallet_type == LBRYCRD_WALLET:
raise ValueError('LBRYcrd Wallet is no longer supported')
elif self.wallet_type == LBRYUM_WALLET:
log.info("Using lbryum wallet")
config = {'auto_connect': True}
if conf.settings['lbryum_wallet_dir']:
config['lbryum_path'] = conf.settings['lbryum_wallet_dir']
storage = SqliteStorage(self.db_dir)
wallet = LBRYumWallet(storage, config)
return defer.succeed(wallet)
elif self.wallet_type == PTC_WALLET:
log.info("Using PTC wallet")
from lbrynet.core.PTCWallet import PTCWallet
return defer.succeed(PTCWallet(self.db_dir))
else:
raise ValueError('Wallet Type {} is not valid'.format(self.wallet_type))
d = get_wallet()
def create_session(wallet):
self.session = Session(
conf.settings['data_rate'],
db_dir=self.db_dir,
lbryid=self.lbryid,
blob_dir=self.blobfile_dir,
dht_node_port=self.dht_node_port,
known_dht_nodes=conf.settings['known_dht_nodes'],
peer_port=self.peer_port,
use_upnp=self.use_upnp,
wallet=wallet,
is_generous=conf.settings['is_generous_host']
)
self.startup_status = STARTUP_STAGES[2]
d.addCallback(create_session)
d.addCallback(lambda _: self.session.setup())
return d
def _setup_stream_identifier(self):
file_saver_factory = EncryptedFileSaverFactory(
self.session.peer_finder,
self.session.rate_limiter,
self.session.blob_manager,
self.stream_info_manager,
self.session.wallet,
self.download_directory
)
self.sd_identifier.add_stream_downloader_factory(
EncryptedFileStreamType, file_saver_factory)
file_opener_factory = EncryptedFileOpenerFactory(
self.session.peer_finder,
self.session.rate_limiter,
self.session.blob_manager,
self.stream_info_manager,
self.session.wallet
)
self.sd_identifier.add_stream_downloader_factory(
EncryptedFileStreamType, file_opener_factory)
return defer.succeed(None)
def _download_blob(self, blob_hash, rate_manager=None, timeout=None):
"""
Download a blob
:param blob_hash (str): blob hash
:param rate_manager (PaymentRateManager), optional: the payment rate manager to use,
defaults to session.payment_rate_manager
:param timeout (int): blob timeout
:return: BlobFile
"""
def cb(blob):
if not finished_d.called:
finished_d.callback(blob)
def eb():
if not finished_d.called:
finished_d.errback(Exception("Blob (%s) download timed out" %
blob_hash[:SHORT_ID_LEN]))
if not blob_hash:
raise Exception("Nothing to download")
rate_manager = rate_manager or self.session.payment_rate_manager
timeout = timeout or 30
finished_d = defer.Deferred(None)
reactor.callLater(timeout, eb)
d = download_sd_blob(self.session, blob_hash, rate_manager)
d.addCallback(cb)
return finished_d
@defer.inlineCallbacks
def _download_name(self, name, claim_dict, claim_id, timeout=None, download_directory=None,
file_name=None):
"""
Add a lbry file to the file manager, start the download, and return the new lbry file.
If it already exists in the file manager, return the existing lbry file
"""
if claim_id in self.streams:
downloader = self.streams[claim_id]
result = yield downloader.finished_deferred
defer.returnValue(result)
else:
download_id = utils.random_string()
self.analytics_manager.send_download_started(download_id, name, claim_dict)
self.streams[claim_id] = GetStream(self.sd_identifier, self.session,
self.session.wallet, self.lbry_file_manager,
self.exchange_rate_manager, self.max_key_fee,
conf.settings['data_rate'], timeout,
download_directory, file_name)
try:
download = self.streams[claim_id].start(claim_dict, name)
lbry_file = yield download
f_d = self.streams[claim_id].finished_deferred
f_d.addCallback(lambda _: self.analytics_manager.send_download_finished(download_id,
name,
claim_dict))
result = yield self._get_lbry_file_dict(lbry_file, full_status=True)
del self.streams[claim_id]
except Exception as err:
log.warning('Failed to get %s: %s', name, err)
self.analytics_manager.send_download_errored(download_id, name, claim_dict)
del self.streams[claim_id]
result = {'error': err.message}
defer.returnValue(result)
@defer.inlineCallbacks
def _publish_stream(self, name, bid, claim_dict,
file_path=None, certificate_id=None, claim_address=None):
publisher = Publisher(self.session, self.lbry_file_manager, self.session.wallet,
certificate_id)
parse_lbry_uri(name)
if bid <= 0.0:
raise Exception("Invalid bid")
if not file_path:
claim_out = yield publisher.publish_stream(name, bid, claim_dict, claim_address)
else:
claim_out = yield publisher.create_and_publish_stream(name, bid, claim_dict,
file_path, claim_address)
if conf.settings['reflect_uploads']:
d = reupload.reflect_stream(publisher.lbry_file)
d.addCallbacks(lambda _: log.info("Reflected new publication to lbry://%s", name),
log.exception)
self.analytics_manager.send_claim_action('publish')
log.info("Success! Published to lbry://%s txid: %s nout: %d", name, claim_out['txid'],
claim_out['nout'])
defer.returnValue(claim_out)
def add_stream(self, name, timeout, download_directory, file_name, stream_info):
"""Makes, adds and starts a stream"""
self.streams[name] = GetStream(self.sd_identifier,
self.session,
self.session.wallet,
self.lbry_file_manager,
self.exchange_rate_manager,
max_key_fee=self.max_key_fee,
data_rate=self.data_rate,
timeout=timeout,
download_directory=download_directory,
file_name=file_name)
return self.streams[name].start(stream_info, name)
def _get_long_count_timestamp(self):
dt = utils.utcnow() - utils.datetime_obj(year=2012, month=12, day=21)
return int(dt.total_seconds())
def _update_claim_cache(self):
f = open(os.path.join(self.db_dir, "stream_info_cache.json"), "w")
f.write(json.dumps(self.name_cache))
f.close()
return defer.succeed(True)
def _resolve_name(self, name, force_refresh=False):
"""Resolves a name. Checks the cache first before going out to the blockchain.
Args:
name: the lbry://<name> to resolve
force_refresh: if True, always go out to the blockchain to resolve.
"""
if name.startswith('lbry://'):
raise ValueError('name {} should not start with lbry://'.format(name))
helper = _ResolveNameHelper(self, name, force_refresh)
return helper.get_deferred()
def _get_or_download_sd_blob(self, blob, sd_hash):
if blob:
return self.session.blob_manager.get_blob(blob[0])
def _check_est(downloader):
if downloader.result is not None:
downloader.cancel()
d = defer.succeed(None)
reactor.callLater(self.search_timeout, _check_est, d)
d.addCallback(
lambda _: download_sd_blob(
self.session, sd_hash, self.session.payment_rate_manager))
return d
def get_or_download_sd_blob(self, sd_hash):
"""Return previously downloaded sd blob if already in the blob
manager, otherwise download and return it
"""
d = self.session.blob_manager.completed_blobs([sd_hash])
d.addCallback(self._get_or_download_sd_blob, sd_hash)
return d
def get_size_from_sd_blob(self, sd_blob):
"""
Get total stream size in bytes from a sd blob
"""
d = self.sd_identifier.get_metadata_for_sd_blob(sd_blob)
d.addCallback(lambda metadata: metadata.validator.info_to_show())
d.addCallback(lambda info: int(dict(info)['stream_size']))
return d
def _get_est_cost_from_stream_size(self, size):
"""
Calculate estimated LBC cost for a stream given its size in bytes
"""
if self.session.payment_rate_manager.generous:
return 0.0
return size / (10 ** 6) * conf.settings['data_rate']
@defer.inlineCallbacks
def get_est_cost_using_known_size(self, uri, size):
"""
Calculate estimated LBC cost for a stream given its size in bytes
"""
cost = self._get_est_cost_from_stream_size(size)
resolved = yield self.session.wallet.resolve_uri(uri)
if 'claim' in resolved:
claim = ClaimDict.load_dict(resolved['claim']['value'])
final_fee = self._add_key_fee_to_est_data_cost(claim.source_fee, cost)
result = yield self._render_response(final_fee)
defer.returnValue(result)
else:
defer.returnValue(None)
def get_est_cost_from_sd_hash(self, sd_hash):
"""
Get estimated cost from a sd hash
"""
d = self.get_or_download_sd_blob(sd_hash)
d.addCallback(self.get_size_from_sd_blob)
d.addCallback(self._get_est_cost_from_stream_size)
return d
def _get_est_cost_from_metadata(self, metadata, name):
d = self.get_est_cost_from_sd_hash(metadata.source_hash)
def _handle_err(err):
if isinstance(err, Failure):
log.warning(
"Timeout getting blob for cost est for lbry://%s, using only key fee", name)
return 0.0
raise err
d.addErrback(_handle_err)
d.addCallback(lambda data_cost: self._add_key_fee_to_est_data_cost(metadata.source_fee,
data_cost))
return d
def _add_key_fee_to_est_data_cost(self, fee, data_cost):
fee_amount = 0.0 if not fee else self.exchange_rate_manager.convert_currency(fee.currency,
"LBC",
fee.amount)
return data_cost + fee_amount
@defer.inlineCallbacks
def get_est_cost_from_uri(self, uri):
"""
Resolve a name and return the estimated stream cost
"""
try:
claim_response = yield self.session.wallet.resolve_uri(uri)
# TODO: fix me, this is a hack
except Exception:
claim_response = None
result = None
if claim_response and 'claim' in claim_response:
if 'value' in claim_response['claim'] and claim_response['claim']['value'] is not None:
claim_value = ClaimDict.load_dict(claim_response['claim']['value'])
cost = yield self._get_est_cost_from_metadata(claim_value, uri)
result = round(cost, 5)
else:
log.warning("Failed to estimate cost for %s", uri)
defer.returnValue(result)
def get_est_cost(self, uri, size=None):
"""Get a cost estimate for a lbry stream, if size is not provided the
sd blob will be downloaded to determine the stream size
"""
if size is not None:
return self.get_est_cost_using_known_size(uri, size)
return self.get_est_cost_from_uri(uri)
@defer.inlineCallbacks
def _get_lbry_file_dict(self, lbry_file, full_status=False):
key = binascii.b2a_hex(lbry_file.key) if lbry_file.key else None
full_path = os.path.join(lbry_file.download_directory, lbry_file.file_name)
mime_type = mimetypes.guess_type(full_path)[0]
if os.path.isfile(full_path):
with open(full_path) as written_file:
written_file.seek(0, os.SEEK_END)
written_bytes = written_file.tell()
else:
written_bytes = False
if full_status:
size = yield lbry_file.get_total_bytes()
file_status = yield lbry_file.status()
message = STREAM_STAGES[2][1] % (file_status.name, file_status.num_completed,
file_status.num_known, file_status.running_status)
else:
size = None
message = None
claim = yield self.session.wallet.get_claim(lbry_file.claim_id, check_expire=False)
if claim and 'value' in claim:
metadata = claim['value']
else:
metadata = None
if claim and 'channel_name' in claim:
channel_name = claim['channel_name']
else:
channel_name = None
if lbry_file.txid and lbry_file.nout is not None:
outpoint = repr(ClaimOutpoint(lbry_file.txid, lbry_file.nout))
else:
outpoint = None
if claim and 'has_signature' in claim:
has_signature = claim['has_signature']
else:
has_signature = None
if claim and 'signature_is_valid' in claim:
signature_is_valid = claim['signature_is_valid']
else:
signature_is_valid = None
result = {
'completed': lbry_file.completed,
'file_name': lbry_file.file_name,
'download_directory': lbry_file.download_directory,
'points_paid': lbry_file.points_paid,
'stopped': lbry_file.stopped,
'stream_hash': lbry_file.stream_hash,
'stream_name': lbry_file.stream_name,
'suggested_file_name': lbry_file.suggested_file_name,
'sd_hash': lbry_file.sd_hash,
'name': lbry_file.name,
'outpoint': outpoint,
'claim_id': lbry_file.claim_id,
'download_path': full_path,
'mime_type': mime_type,
'key': key,
'total_bytes': size,
'written_bytes': written_bytes,
'message': message,
'metadata': metadata
}
if channel_name is not None:
result['channel_name'] = channel_name
if has_signature is not None:
result['has_signature'] = has_signature
if signature_is_valid is not None:
result['signature_is_valid'] = signature_is_valid
defer.returnValue(result)
@defer.inlineCallbacks
def _get_lbry_file(self, search_by, val, return_json=False, full_status=False):
lbry_file = None
if search_by in FileID:
for l_f in self.lbry_file_manager.lbry_files:
if l_f.__dict__.get(search_by) == val:
lbry_file = l_f
break
else:
raise NoValidSearch('{} is not a valid search operation'.format(search_by))
if return_json and lbry_file:
lbry_file = yield self._get_lbry_file_dict(lbry_file, full_status=full_status)
defer.returnValue(lbry_file)
@defer.inlineCallbacks
def _get_lbry_files(self, return_json=False, full_status=False, **kwargs):
lbry_files = list(self.lbry_file_manager.lbry_files)
if kwargs:
for search_type, value in iter_lbry_file_search_values(kwargs):
lbry_files = [l_f for l_f in lbry_files if l_f.__dict__[search_type] == value]
if return_json:
file_dicts = []
for lbry_file in lbry_files:
lbry_file_dict = yield self._get_lbry_file_dict(lbry_file, full_status=full_status)
file_dicts.append(lbry_file_dict)
lbry_files = file_dicts
log.debug("Collected %i lbry files", len(lbry_files))
defer.returnValue(lbry_files)
# TODO: do this and get_blobs_for_sd_hash in the stream info manager
def get_blobs_for_stream_hash(self, stream_hash):
def _iter_blobs(blob_hashes):
for blob_hash, blob_num, blob_iv, blob_length in blob_hashes:
if blob_hash:
yield self.session.blob_manager.get_blob(blob_hash, length=blob_length)
def _get_blobs(blob_hashes):
dl = defer.DeferredList(list(_iter_blobs(blob_hashes)), consumeErrors=True)
dl.addCallback(lambda blobs: [blob[1] for blob in blobs if blob[0]])
return dl
d = self.stream_info_manager.get_blobs_for_stream(stream_hash)
d.addCallback(_get_blobs)
return d
def get_blobs_for_sd_hash(self, sd_hash):
d = self.stream_info_manager.get_stream_hash_for_sd_hash(sd_hash)
d.addCallback(self.get_blobs_for_stream_hash)
return d
############################################################################
# #
# JSON-RPC API methods start here #
# #
############################################################################
@defer.inlineCallbacks
@AuthJSONRPCServer.flags(session_status="-s", dht_status="-d")
def jsonrpc_status(self, session_status=False, dht_status=False):
"""
Get daemon status
Usage:
status [-s] [-d]
Options:
-s : include session status in results
-d : include dht network and peer status
"""
# on startup, the wallet or network won't be available but we still need this call to work
has_wallet = self.session and self.session.wallet and self.session.wallet.network
local_height = self.session.wallet.network.get_local_height() if has_wallet else 0
remote_height = self.session.wallet.network.get_server_height() if has_wallet else 0
best_hash = (yield self.session.wallet.get_best_blockhash()) if has_wallet else None
response = {
'lbry_id': base58.b58encode(self.lbryid),
'installation_id': conf.settings.installation_id,
'is_running': self.announced_startup,
'is_first_run': self.session.wallet.is_first_run if has_wallet else None,
'startup_status': {
'code': self.startup_status[0],
'message': self.startup_status[1],
},
'connection_status': {
'code': self.connection_status_code,
'message': (
CONNECTION_MESSAGES[self.connection_status_code]
if self.connection_status_code is not None
else ''
),
},
'blocks_behind': remote_height - local_height, # deprecated. remove from UI, then here
'blockchain_status': {
'blocks': local_height,
'blocks_behind': remote_height - local_height,
'best_blockhash': best_hash,
}
}
if session_status:
blobs = yield self.session.blob_manager.get_all_verified_blobs()
response['session_status'] = {
'managed_blobs': len(blobs),
'managed_streams': len(self.lbry_file_manager.lbry_files),
}
if dht_status:
response['dht_status'] = self.session.dht_node.get_bandwidth_stats()
defer.returnValue(response)
def jsonrpc_version(self):
"""
Get lbry version information
Usage:
version
Returns:
(dict) Dictionary of lbry version information
{
'build': (str) build type (e.g. "dev", "rc", "release"),
'ip': (str) remote ip, if available,
'lbrynet_version': (str) lbrynet_version,
'lbryum_version': (str) lbryum_version,
'lbryschema_version': (str) lbryschema_version,
'os_release': (str) os release string
'os_system': (str) os name
'platform': (str) platform string
'processor': (str) processor type,
'python_version': (str) python version,
}
"""
platform_info = self._get_platform()
log.info("Get version info: " + json.dumps(platform_info))
return self._render_response(platform_info)
def jsonrpc_report_bug(self, message=None):
"""
Report a bug to slack
Usage:
report_bug (<message> | --message=<message>)
Returns:
(bool) true if successful
"""
platform_name = self._get_platform()['platform']
report_bug_to_slack(
message,
conf.settings.installation_id,
platform_name,
get_lbrynet_version()
)
return self._render_response(True)
def jsonrpc_settings_get(self):
"""
Get daemon settings
Usage:
settings_get
Returns:
(dict) Dictionary of daemon settings
See ADJUSTABLE_SETTINGS in lbrynet/conf.py for full list of settings
"""
return self._render_response(conf.settings.get_adjustable_settings_dict())
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_settings_set(self, **kwargs):
"""
Set daemon settings
Args:
'run_on_startup': (bool) currently not supported
'data_rate': (float) data rate,
'max_key_fee': (float) maximum key fee,
'download_directory': (str) path of where files are downloaded,
'max_upload': (float), currently not supported
'max_download': (float), currently not supported
'download_timeout': (int) download timeout in seconds
'search_timeout': (float) search timeout in seconds
'cache_time': (int) cache timeout in seconds
Returns:
(dict) Updated dictionary of daemon settings
"""
yield self._update_settings(kwargs)
defer.returnValue(conf.settings.get_adjustable_settings_dict())
def jsonrpc_help(self, command=None):
"""
Return a useful message for an API command
Usage:
help [<command> | --command=<command>]
Options:
<command>, --command=<command> : command to retrieve documentation for
"""
if command is None:
return self._render_response({
'about': 'This is the LBRY JSON-RPC API',
'command_help': 'Pass a `command` parameter to this method to see ' +
'help for that command (e.g. `help command=resolve_name`)',
'command_list': 'Get a full list of commands using the `commands` method',
'more_info': 'Visit https://lbry.io/api for more info',
})
fn = self.callable_methods.get(command)
if fn is None:
raise Exception(
"No help available for '{}'. It is not a valid command.".format(command)
)
return self._render_response({
'help': textwrap.dedent(fn.__doc__)
})
def jsonrpc_commands(self):
"""
Return a list of available commands
Usage:
commands
Returns:
(list) list of available commands
"""
return self._render_response(sorted([command for command in self.callable_methods.keys()]))
@AuthJSONRPCServer.flags(include_unconfirmed='-u')
def jsonrpc_wallet_balance(self, address=None, include_unconfirmed=False):
"""
Return the balance of the wallet
Usage:
wallet_balance [<address> | --address=<address>] [-u]
Options:
<address> : If provided only the balance for this address will be given
-u : Include unconfirmed
Returns:
(float) amount of lbry credits in wallet
"""
if address is None:
return self._render_response(float(self.session.wallet.get_balance()))
else:
return self._render_response(float(
self.session.wallet.get_address_balance(address, include_unconfirmed)))
@defer.inlineCallbacks
def jsonrpc_daemon_stop(self):
"""
Stop lbrynet-daemon
Usage:
daemon_stop
Returns:
(string) Shutdown message
"""
log.info("Shutting down lbrynet daemon")
response = yield self._render_response("Shutting down")
reactor.callLater(0.1, reactor.fireSystemEvent, "shutdown")
defer.returnValue(response)
@defer.inlineCallbacks
@AuthJSONRPCServer.flags(full_status='-f')
def jsonrpc_file_list(self, **kwargs):
"""
List files limited by optional filters
Usage:
file_list [--sd_hash=<sd_hash>] [--file_name=<file_name>] [--stream_hash=<stream_hash>]
[--claim_id=<claim_id>] [--outpoint=<outpoint>] [--rowid=<rowid>]
[--name=<name>]
[-f]
Options:
--sd_hash=<sd_hash> : get file with matching sd hash
--file_name=<file_name> : get file with matching file name in the
downloads folder
--stream_hash=<stream_hash> : get file with matching stream hash
--claim_id=<claim_id> : get file with matching claim id
--outpoint=<outpoint> : get file with matching claim outpoint
--rowid=<rowid> : get file with matching row id
--name=<name> : get file with matching associated name claim
-f : full status, populate the 'message' and 'size' fields
Returns:
(list) List of files
[
{
'completed': (bool) true if download is completed,
'file_name': (str) name of file,
'download_directory': (str) download directory,
'points_paid': (float) credit paid to download file,
'stopped': (bool) true if download is stopped,
'stream_hash': (str) stream hash of file,
'stream_name': (str) stream name ,
'suggested_file_name': (str) suggested file name,
'sd_hash': (str) sd hash of file,
'name': (str) name claim attached to file
'outpoint': (str) claim outpoint attached to file
'claim_id': (str) claim ID attached to file,
'download_path': (str) download path of file,
'mime_type': (str) mime type of file,
'key': (str) key attached to file,
'total_bytes': (int) file size in bytes, None if full_status is false
'written_bytes': (int) written size in bytes
'message': (str), None if full_status is false
'metadata': (dict) Metadata dictionary
},
]
"""
result = yield self._get_lbry_files(return_json=True, **kwargs)
response = yield self._render_response(result)
defer.returnValue(response)
@defer.inlineCallbacks
@AuthJSONRPCServer.flags(force='-f')
def jsonrpc_resolve_name(self, name, force=False):
"""
Resolve stream info from a LBRY name
Usage:
resolve_name <name> [-f]
Options:
-f : force refresh and do not check cache
Returns:
(dict) Metadata dictionary from name claim, None if the name is not
resolvable
"""
try:
metadata = yield self._resolve_name(name, force_refresh=force)
except UnknownNameError:
log.info('Name %s is not known', name)
defer.returnValue(None)
else:
defer.returnValue(metadata)
@defer.inlineCallbacks
def jsonrpc_claim_show(self, name=None, txid=None, nout=None, claim_id=None):
"""
Resolve claim info from a LBRY name
Usage:
claim_show <name> [<txid> | --txid=<txid>] [<nout> | --nout=<nout>]
[<claim_id> | --claim_id=<claim_id>]
Options:
<txid>, --txid=<txid> : look for claim with this txid
<nout>, --nout=<nout> : look for claim with this nout
<claim_id>, --claim_id=<claim_id> : look for claim with this claim id
Returns:
(dict) Dictionary contaning claim info, (bool) false if claim is not
resolvable
{
'txid': (str) txid of claim
'nout': (int) nout of claim
'amount': (float) amount of claim
'value': (str) value of claim
'height' : (int) height of claim takeover
'claim_id': (str) claim ID of claim
'supports': (list) list of supports associated with claim
}
"""
try:
if claim_id:
claim_results = yield self.session.wallet.get_claim(claim_id)
elif txid and nout is not None:
outpoint = ClaimOutpoint(txid, nout)
claim_results = yield self.session.wallet.get_claim_by_outpoint(outpoint)
else:
claim_results = yield self.session.wallet.get_claim_by_name(name)
result = format_json_out_amount_as_float(claim_results)
except (TypeError, UnknownNameError, UnknownClaimID, UnknownURI):
result = False
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
@AuthJSONRPCServer.flags(force='-f')
def jsonrpc_resolve(self, uri, force=False):
"""
Resolve a LBRY URI
Usage:
resolve <uri> [-f]
Options:
-f : force refresh and ignore cache
Returns:
None if nothing can be resolved, otherwise:
If uri resolves to a channel or a claim in a channel:
'certificate': {
'address': (str) claim address,
'amount': (float) claim amount,
'effective_amount': (float) claim amount including supports,
'claim_id': (str) claim id,
'claim_sequence': (int) claim sequence number,
'decoded_claim': (bool) whether or not the claim value was decoded,
'height': (int) claim height,
'depth': (int) claim depth,
'has_signature': (bool) included if decoded_claim
'name': (str) claim name,
'supports: (list) list of supports [{'txid': txid,
'nout': nout,
'amount': amount}],
'txid': (str) claim txid,
'nout': (str) claim nout,
'signature_is_valid': (bool), included if has_signature,
'value': ClaimDict if decoded, otherwise hex string
}
If uri resolves to a channel:
'claims_in_channel': [
{
'address': (str) claim address,
'amount': (float) claim amount,
'effective_amount': (float) claim amount including supports,
'claim_id': (str) claim id,
'claim_sequence': (int) claim sequence number,
'decoded_claim': (bool) whether or not the claim value was decoded,
'height': (int) claim height,
'depth': (int) claim depth,
'has_signature': (bool) included if decoded_claim
'name': (str) claim name,
'supports: (list) list of supports [{'txid': txid,
'nout': nout,
'amount': amount}],
'txid': (str) claim txid,
'nout': (str) claim nout,
'signature_is_valid': (bool), included if has_signature,
'value': ClaimDict if decoded, otherwise hex string
}
]
If uri resolves to a claim:
'claim': {
'address': (str) claim address,
'amount': (float) claim amount,
'effective_amount': (float) claim amount including supports,
'claim_id': (str) claim id,
'claim_sequence': (int) claim sequence number,
'decoded_claim': (bool) whether or not the claim value was decoded,
'height': (int) claim height,
'depth': (int) claim depth,
'has_signature': (bool) included if decoded_claim
'name': (str) claim name,
'channel_name': (str) channel name if claim is in a channel
'supports: (list) list of supports [{'txid': txid,
'nout': nout,
'amount': amount}]
'txid': (str) claim txid,
'nout': (str) claim nout,
'signature_is_valid': (bool), included if has_signature,
'value': ClaimDict if decoded, otherwise hex string
}
}
"""
try:
resolved = yield self.session.wallet.resolve_uri(uri, check_cache=not force)
except UnknownNameError:
resolved = None
results = yield self._render_response(resolved)
defer.returnValue(results)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_get(self, uri, file_name=None, timeout=None, download_directory=None):
"""
Download stream from a LBRY name.
Usage:
get <uri> [<file_name> | --file_name=<file_name>] [<timeout> | --timeout=<timeout>]
[<download_directory> | --download_directory=<download_directory>]
Options:
<file_name> : specified name for the downloaded file
<timeout> : download timeout in number of seconds
<download_directory> : path to directory where file will be saved
Returns:
(dict) Dictionary contaning information about the stream
{
'completed': (bool) true if download is completed,
'file_name': (str) name of file,
'download_directory': (str) download directory,
'points_paid': (float) credit paid to download file,
'stopped': (bool) true if download is stopped,
'stream_hash': (str) stream hash of file,
'stream_name': (str) stream name,
'suggested_file_name': (str) suggested file name,
'sd_hash': (str) sd hash of file,
'name': (str) name claim attached to file
'outpoint': (str) claim outpoint attached to file
'claim_id': (str) claim ID attached to file,
'download_path': (str) download path of file,
'mime_type': (str) mime type of file,
'key': (str) key attached to file,
'total_bytes': (int) file size in bytes, None if full_status is false
'written_bytes': (int) written size in bytes
'message': (str), None if full_status is false
'metadata': (dict) Metadata dictionary
}
"""
timeout = timeout if timeout is not None else self.download_timeout
download_directory = download_directory or self.download_directory
resolved = yield self.session.wallet.resolve_uri(uri)
if 'value' not in resolved:
if 'claim' not in resolved:
raise Exception("Nothing to download")
else:
resolved = resolved['claim']
name = resolved['name']
claim_id = resolved['claim_id']
claim_dict = ClaimDict.load_dict(resolved['value'])
if claim_id in self.streams:
log.info("Already waiting on lbry://%s to start downloading", name)
yield self.streams[claim_id].data_downloading_deferred
lbry_file = yield self._get_lbry_file(FileID.CLAIM_ID, claim_id, return_json=False)
if lbry_file:
if not os.path.isfile(os.path.join(lbry_file.download_directory, lbry_file.file_name)):
log.info("Already have lbry file but missing file in %s, rebuilding it",
lbry_file.download_directory)
yield lbry_file.start()
else:
log.info('Already have a file for %s', name)
result = yield self._get_lbry_file_dict(lbry_file, full_status=True)
else:
result = yield self._download_name(name, claim_dict, claim_id, timeout=timeout,
download_directory=download_directory,
file_name=file_name)
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_file_set_status(self, status, **kwargs):
"""
Start or stop downloading a file
Usage:
file_set_status <status> [--sd_hash=<sd_hash>] [--file_name=<file_name>]
[--stream_hash=<stream_hash>] [--claim_id=<claim_id>]
[--outpoint=<outpoint>] [--rowid=<rowid>]
[--name=<name>]
Options:
--sd_hash=<sd_hash> : set status of file with matching sd hash
--file_name=<file_name> : set status of file with matching file name in the
downloads folder
--stream_hash=<stream_hash> : set status of file with matching stream hash
--claim_id=<claim_id> : set status of file with matching claim id
--outpoint=<outpoint> : set status of file with matching claim outpoint
--rowid=<rowid> : set status of file with matching row id
--name=<name> : set status of file with matching associated name claim
Returns:
(str) Confirmation message
"""
if status not in ['start', 'stop']:
raise Exception('Status must be "start" or "stop".')
search_type, value = get_lbry_file_search_value(kwargs)
lbry_file = yield self._get_lbry_file(search_type, value, return_json=False)
if not lbry_file:
raise Exception('Unable to find a file for {}:{}'.format(search_type, value))
if status == 'start' and lbry_file.stopped or status == 'stop' and not lbry_file.stopped:
yield self.lbry_file_manager.toggle_lbry_file_running(lbry_file)
msg = "Started downloading file" if status == 'start' else "Stopped downloading file"
else:
msg = (
"File was already being downloaded" if status == 'start'
else "File was already stopped"
)
response = yield self._render_response(msg)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
@AuthJSONRPCServer.flags(delete_target_file='-f', delete_all='-a')
def jsonrpc_file_delete(self, delete_target_file=True, delete_all=False, **kwargs):
"""
Delete a LBRY file
Usage:
file_delete [-a | -f] [--sd_hash=<sd_hash>] [--file_name=<file_name>]
[--stream_hash=<stream_hash>] [--claim_id=<claim_id>]
[--outpoint=<outpoint>] [--rowid=<rowid>]
[--name=<name>]
Options:
-a : delete file from downloads and delete stored blobs
-f : delete only from downloads, do not delete blobs
--sd_hash=<sd_hash> : delete by file sd hash
--file_name<file_name> : delete by file name in downloads folder
--stream_hash=<stream_hash> : delete by file stream hash
--claim_id=<claim_id> : delete by file claim id
--outpoint=<outpoint> : delete by file claim outpoint
--rowid=<rowid> : delete by file row id
--name=<name> : delete by associated name claim of file
Returns:
(bool) true if deletion was successful
"""
lbry_files = yield self._get_lbry_files(return_json=False, **kwargs)
if len(lbry_files) > 1:
if not delete_all:
log.warning("There are %i files to delete, use narrower filters to select one",
len(lbry_files))
result = False
else:
log.warning("Deleting %i files",
len(lbry_files))
if not lbry_files:
log.warning("There is no file to delete")
result = False
else:
for lbry_file in lbry_files:
file_name, stream_hash = lbry_file.file_name, lbry_file.stream_hash
if lbry_file.claim_id in self.streams:
del self.streams[lbry_file.claim_id]
yield self.lbry_file_manager.delete_lbry_file(lbry_file,
delete_file=delete_target_file)
log.info("Deleted %s (%s)", file_name, utils.short_hash(stream_hash))
result = True
response = yield self._render_response(result)
defer.returnValue(response)
@defer.inlineCallbacks
def jsonrpc_stream_cost_estimate(self, uri, size=None):
"""
Get estimated cost for a lbry stream
Usage:
stream_cost_estimate <uri> [<size> | --size=<size>]
Options:
<size>, --size=<size> : stream size in bytes. if provided an sd blob won't be
downloaded.
Returns:
(float) Estimated cost in lbry credits, returns None if uri is not
resolveable
"""
cost = yield self.get_est_cost(uri, size)
defer.returnValue(cost)
@AuthJSONRPCServer.auth_required
@AuthJSONRPCServer.queued
@defer.inlineCallbacks
def jsonrpc_channel_new(self, channel_name, amount):
"""
Generate a publisher key and create a new '@' prefixed certificate claim
Usage:
channel_new (<channel_name> | --channel_name=<channel_name>)
(<amount> | --amount=<amount>)
Returns:
(dict) Dictionary containing result of the claim
{
'tx' : (str) hex encoded transaction
'txid' : (str) txid of resulting claim
'nout' : (int) nout of the resulting claim
'fee' : (float) fee paid for the claim transaction
'claim_id' : (str) claim ID of the resulting claim
}
"""
try:
parsed = parse_lbry_uri(channel_name)
if not parsed.is_channel:
raise Exception("Cannot make a new channel for a non channel name")
if parsed.path:
raise Exception("Invalid channel uri")
except (TypeError, URIParseError):
raise Exception("Invalid channel name")
if amount <= 0:
raise Exception("Invalid amount")
if amount > self.session.wallet.get_balance():
raise InsufficientFundsError()
result = yield self.session.wallet.claim_new_channel(channel_name, amount)
self.analytics_manager.send_new_channel()
log.info("Claimed a new channel! Result: %s", result)
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_channel_list_mine(self):
"""
Get my channels
Usage:
channel_list_mine
Returns:
(list) ClaimDict
"""
result = yield self.session.wallet.channel_list()
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@AuthJSONRPCServer.queued
@defer.inlineCallbacks
def jsonrpc_publish(self, name, bid, metadata=None, file_path=None, fee=None, title=None,
description=None, author=None, language=None, license=None,
license_url=None, thumbnail=None, preview=None, nsfw=None, sources=None,
channel_name=None, channel_id=None,
claim_address=None):
"""
Make a new name claim and publish associated data to lbrynet,
update over existing claim if user already has a claim for name.
Fields required in the final Metadata are:
'title'
'description'
'author'
'language'
'license'
'nsfw'
Metadata can be set by either using the metadata argument or by setting individual arguments
fee, title, description, author, language, license, license_url, thumbnail, preview, nsfw,
or sources. Individual arguments will overwrite the fields specified in metadata argument.
Usage:
publish (<name> | --name=<name>) (<bid> | --bid=<bid>) [--metadata=<metadata>]
[--file_path=<file_path>] [--fee=<fee>] [--title=<title>]
[--description=<description>] [--author=<author>] [--language=<language>]
[--license=<license>] [--license_url=<license_url>] [--thumbnail=<thumbnail>]
[--preview=<preview>] [--nsfw=<nsfw>] [--sources=<sources>]
[--channel_name=<channel_name>] [--channel_id=<channel_id>]
[--claim_address=<claim_address>]
Options:
--metadata=<metadata> : ClaimDict to associate with the claim.
--file_path=<file_path> : path to file to be associated with name. If provided,
a lbry stream of this file will be used in 'sources'.
If no path is given but a metadata dict is provided,
the source from the given metadata will be used.
--fee=<fee> : Dictionary representing key fee to download content:
{
'currency': currency_symbol,
'amount': float,
'address': str, optional
}
supported currencies: LBC, USD, BTC
If an address is not provided a new one will be
automatically generated. Default fee is zero.
--title=<title> : title of the publication
--description=<description> : description of the publication
--author=<author> : author of the publication
--language=<language> : language of the publication
--license=<license> : publication license
--license_url=<license_url> : publication license url
--thumbnail=<thumbnail> : thumbnail url
--preview=<preview> : preview url
--nsfw=<nsfw> : title of the publication
--sources=<sources> : {'lbry_sd_hash':sd_hash} specifies sd hash of file
--channel_name=<channel_name> : name of the publisher channel name in the wallet
--channel_id=<channel_id> : claim id of the publisher channel, does not check
for channel claim being in the wallet. This allows
publishing to a channel where only the certificate
private key is in the wallet.
--claim_address=<claim_address> : address where the claim is sent to, if not specified
new address wil automatically be created
Returns:
(dict) Dictionary containing result of the claim
{
'tx' : (str) hex encoded transaction
'txid' : (str) txid of resulting claim
'nout' : (int) nout of the resulting claim
'fee' : (float) fee paid for the claim transaction
'claim_id' : (str) claim ID of the resulting claim
}
"""
try:
parse_lbry_uri(name)
except (TypeError, URIParseError):
raise Exception("Invalid name given to publish")
if bid <= 0.0:
raise Exception("Invalid bid")
if bid >= self.session.wallet.get_balance():
raise InsufficientFundsError('Insufficient funds. ' \
'Make sure you have enough LBC to deposit')
metadata = metadata or {}
if fee is not None:
metadata['fee'] = fee
if title is not None:
metadata['title'] = title
if description is not None:
metadata['description'] = description
if author is not None:
metadata['author'] = author
if language is not None:
metadata['language'] = language
if license is not None:
metadata['license'] = license
if license_url is not None:
metadata['licenseUrl'] = license_url
if thumbnail is not None:
metadata['thumbnail'] = thumbnail
if preview is not None:
metadata['preview'] = preview
if nsfw is not None:
metadata['nsfw'] = bool(nsfw)
metadata['version'] = '_0_1_0'
# check for original deprecated format {'currency':{'address','amount'}}
# add address, version to fee if unspecified
if 'fee' in metadata:
if len(metadata['fee'].keys()) == 1 and isinstance(metadata['fee'].values()[0], dict):
raise Exception('Old format for fee no longer supported. ' \
'Fee must be specified as {"currency":,"address":,"amount":}')
if 'amount' in metadata['fee'] and 'currency' in metadata['fee']:
if not metadata['fee']['amount']:
log.warning("Stripping empty fee from published metadata")
del metadata['fee']
elif 'address' not in metadata['fee']:
address = yield self.session.wallet.get_unused_address()
metadata['fee']['address'] = address
if 'fee' in metadata and 'version' not in metadata['fee']:
metadata['fee']['version'] = '_0_0_1'
claim_dict = {
'version': '_0_0_1',
'claimType': 'streamType',
'stream': {
'metadata': metadata,
'version': '_0_0_1'
}
}
if sources is not None:
claim_dict['stream']['source'] = sources
log.info("Publish: %s", {
'name': name,
'file_path': file_path,
'bid': bid,
'claim_address':claim_address,
'claim_dict': claim_dict,
})
if channel_id:
certificate_id = channel_id
elif channel_name:
certificate_id = None
my_certificates = yield self.session.wallet.channel_list()
for certificate in my_certificates:
if channel_name == certificate['name']:
certificate_id = certificate['claim_id']
break
if not certificate_id:
raise Exception("Cannot publish using channel %s" % channel_name)
else:
certificate_id = None
result = yield self._publish_stream(name, bid, claim_dict, file_path,
certificate_id, claim_address)
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_claim_abandon(self, claim_id):
"""
Abandon a name and reclaim credits from the claim
Usage:
claim_abandon (<claim_id> | --claim_id=<claim_id>)
Return:
(dict) Dictionary containing result of the claim
{
txid : (str) txid of resulting transaction
fee : (float) fee paid for the transaction
}
"""
try:
abandon_claim_tx = yield self.session.wallet.abandon_claim(claim_id)
self.analytics_manager.send_claim_action('abandon')
response = yield self._render_response(abandon_claim_tx)
except BaseException as err:
log.warning(err)
# pylint: disable=unsubscriptable-object
if len(err.args) and err.args[0] == "txid was not found in wallet":
raise Exception("This transaction was not found in your wallet")
else:
response = yield self._render_response(err)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_claim_new_support(self, name, claim_id, amount):
"""
Support a name claim
Usage:
claim_new_support (<name> | --name=<name>) (<claim_id> | --claim_id=<claim_id>)
(<amount> | --amount<amount>)
Return:
(dict) Dictionary containing result of the claim
{
txid : (str) txid of resulting support claim
nout : (int) nout of the resulting support claim
fee : (float) fee paid for the transaction
}
"""
result = yield self.session.wallet.support_claim(name, claim_id, amount)
self.analytics_manager.send_claim_action('new_support')
defer.returnValue(result)
# TODO: claim_list_mine should be merged into claim_list, but idk how to authenticate it -Grin
@AuthJSONRPCServer.auth_required
def jsonrpc_claim_list_mine(self):
"""
List my name claims
Usage:
claim_list_mine
Returns
(list) List of name claims owned by user
[
{
'address': (str) address that owns the claim
'amount': (float) amount assigned to the claim
'blocks_to_expiration': (int) number of blocks until it expires
'category': (str) "claim", "update" , or "support"
'claim_id': (str) claim ID of the claim
'confirmations': (int) number of blocks of confirmations for the claim
'expiration_height': (int) the block height which the claim will expire
'expired': (bool) true if expired, false otherwise
'height': (int) height of the block containing the claim
'is_spent': (bool) true if claim is abandoned, false otherwise
'name': (str) name of the claim
'txid': (str) txid of the cliam
'nout': (int) nout of the claim
'value': (str) value of the claim
},
]
"""
d = self.session.wallet.get_name_claims()
d.addCallback(format_json_out_amount_as_float)
d.addCallback(lambda claims: self._render_response(claims))
return d
@defer.inlineCallbacks
def jsonrpc_claim_list(self, name):
"""
Get claims for a name
Usage:
claim_list (<name> | --name=<name>)
Returns
(dict) State of claims assigned for the name
{
'claims': (list) list of claims for the name
[
{
'amount': (float) amount assigned to the claim
'effective_amount': (float) total amount assigned to the claim,
including supports
'claim_id': (str) claim ID of the claim
'height': (int) height of block containing the claim
'txid': (str) txid of the claim
'nout': (int) nout of the claim
'supports': (list) a list of supports attached to the claim
'value': (str) the value of the claim
},
]
'supports_without_claims': (list) supports without any claims attached to them
'last_takeover_height': (int) the height of last takeover for the name
}
"""
claims = yield self.session.wallet.get_claims_for_name(name)
defer.returnValue(claims)
@AuthJSONRPCServer.auth_required
def jsonrpc_transaction_list(self):
"""
List transactions belonging to wallet
Usage:
transaction_list
Returns:
(list) List of transactions
"""
d = self.session.wallet.get_history()
d.addCallback(lambda r: self._render_response(r))
return d
def jsonrpc_transaction_show(self, txid):
"""
Get a decoded transaction from a txid
Usage:
transaction_show (<txid> | --txid=<txid>)
Returns:
(dict) JSON formatted transaction
"""
d = self.session.wallet.get_transaction(txid)
d.addCallback(lambda r: self._render_response(r))
return d
@AuthJSONRPCServer.auth_required
def jsonrpc_wallet_is_address_mine(self, address):
"""
Checks if an address is associated with the current wallet.
Usage:
wallet_is_address_mine (<address> | --address=<address>)
Returns:
(bool) true, if address is associated with current wallet
"""
d = self.session.wallet.address_is_mine(address)
d.addCallback(lambda is_mine: self._render_response(is_mine))
return d
@AuthJSONRPCServer.auth_required
def jsonrpc_wallet_public_key(self, address):
"""
Get public key from wallet address
Usage:
wallet_public_key (<address> | --address=<address>)
Returns:
(list) list of public keys associated with address.
Could contain more than one public key if multisig.
"""
d = self.session.wallet.get_pub_keys(address)
d.addCallback(lambda r: self._render_response(r))
return d
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_wallet_list(self):
"""
List wallet addresses
Usage:
wallet_list
Returns:
List of wallet addresses
"""
addresses = yield self.session.wallet.list_addresses()
response = yield self._render_response(addresses)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
def jsonrpc_wallet_new_address(self):
"""
Generate a new wallet address
Usage:
wallet_new_address
Returns:
(str) New wallet address in base58
"""
def _disp(address):
log.info("Got new wallet address: " + address)
return defer.succeed(address)
d = self.session.wallet.get_new_address()
d.addCallback(_disp)
d.addCallback(lambda address: self._render_response(address))
return d
@AuthJSONRPCServer.auth_required
def jsonrpc_wallet_unused_address(self):
"""
Return an address containing no balance, will create
a new address if there is none.
Usage:
wallet_unused_address
Returns:
(str) Unused wallet address in base58
"""
def _disp(address):
log.info("Got unused wallet address: " + address)
return defer.succeed(address)
d = self.session.wallet.get_unused_address()
d.addCallback(_disp)
d.addCallback(lambda address: self._render_response(address))
return d
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_send_amount_to_address(self, amount, address):
"""
Queue a payment of credits to an address
Usage:
send_amount_to_address (<amount> | --amount=<amount>) (<address> | --address=<address>)
Returns:
(bool) true if payment successfully scheduled
"""
reserved_points = self.session.wallet.reserve_points(address, amount)
if reserved_points is None:
raise InsufficientFundsError()
yield self.session.wallet.send_points_to_address(reserved_points, amount)
self.analytics_manager.send_credits_sent()
defer.returnValue(True)
def jsonrpc_block_show(self, blockhash=None, height=None):
"""
Get contents of a block
Usage:
block_show (<blockhash> | --blockhash=<blockhash>) | (<height> | --height=<height>)
Options:
<blockhash>, --blockhash=<blockhash> : hash of the block to look up
<height>, --height=<height> : height of the block to look up
Returns:
(dict) Requested block
"""
if blockhash is not None:
d = self.session.wallet.get_block(blockhash)
elif height is not None:
d = self.session.wallet.get_block_info(height)
d.addCallback(lambda b: self.session.wallet.get_block(b))
else:
# TODO: return a useful error message
return server.failure
d.addCallback(lambda r: self._render_response(r))
return d
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_blob_get(self, blob_hash, timeout=None, encoding=None, payment_rate_manager=None):
"""
Download and return a blob
Usage:
blob_get (<blob_hash> | --blob_hash=<blob_hash>) [--timeout=<timeout>]
[--encoding=<encoding>] [--payment_rate_manager=<payment_rate_manager>]
Options:
--timeout=<timeout> : timeout in number of seconds
--encoding=<encoding> : by default no attempt at decoding is made,
can be set to one of the
following decoders:
'json'
--payment_rate_manager=<payment_rate_manager> : if not given the default payment rate
manager will be used.
supported alternative rate managers:
'only-free'
Returns
(str) Success/Fail message or (dict) decoded data
"""
decoders = {
'json': json.loads
}
timeout = timeout or 30
payment_rate_manager = get_blob_payment_rate_manager(self.session, payment_rate_manager)
blob = yield self._download_blob(blob_hash, rate_manager=payment_rate_manager,
timeout=timeout)
if encoding and encoding in decoders:
blob_file = blob.open_for_reading()
result = decoders[encoding](blob_file.read())
blob.close_read_handle(blob_file)
else:
result = "Downloaded blob %s" % blob_hash
response = yield self._render_response(result)
defer.returnValue(response)
@AuthJSONRPCServer.auth_required
@defer.inlineCallbacks
def jsonrpc_blob_delete(self, blob_hash):
"""
Delete a blob
Usage:
blob_delete (<blob_hash> | --blob_hash=<blob_hash)
Returns:
(str) Success/fail message
"""
if blob_hash not in self.session.blob_manager.blobs:
response = yield self._render_response("Don't have that blob")
defer.returnValue(response)
try:
stream_hash = yield self.stream_info_manager.get_stream_hash_for_sd_hash(blob_hash)
yield self.stream_info_manager.delete_stream(stream_hash)
except Exception as err:
pass
yield self.session.blob_manager.delete_blobs([blob_hash])
response = yield self._render_response("Deleted %s" % blob_hash)
defer.returnValue(response)
def jsonrpc_peer_list(self, blob_hash, timeout=None):
"""
Get peers for blob hash
Usage:
peer_list (<blob_hash> | --blob_hash=<blob_hash>) [<timeout> | --timeout=<timeout>]
Options:
<timeout>, --timeout=<timeout> : peer search timeout in seconds
Returns:
(list) List of contacts
"""
timeout = timeout or conf.settings['peer_search_timeout']
d = self.session.peer_finder.find_peers_for_blob(blob_hash, timeout=timeout)
d.addCallback(lambda r: [[c.host, c.port, c.is_available()] for c in r])
d.addCallback(lambda r: self._render_response(r))
return d
def jsonrpc_blob_announce_all(self):
"""
Announce all blobs to the DHT
Usage:
blob_announce_all
Returns:
(str) Success/fail message
"""
d = self.session.blob_manager.immediate_announce_all_blobs()
d.addCallback(lambda _: self._render_response("Announced"))
return d
@defer.inlineCallbacks
def jsonrpc_reflect(self, sd_hash):
"""
Reflect a stream
Usage:
reflect (<sd_hash> | --sd_hash=<sd_hash>)
Returns:
(bool) true if successful
"""
lbry_file = yield self._get_lbry_file(FileID.SD_HASH, sd_hash, return_json=False)
if lbry_file is None:
raise Exception('No file found for give sd hash')
yield reupload.reflect_stream(lbry_file)
defer.returnValue("Reflect success")
@defer.inlineCallbacks
def jsonrpc_blob_list(self, uri=None, stream_hash=None, sd_hash=None, needed=None,
finished=None, page_size=None, page=None):
"""
Returns blob hashes. If not given filters, returns all blobs known by the blob manager
Args:
'uri' (optional): (str) filter by blobs in stream for winning claim
'stream_hash' (optional): (str) filter by blobs in given stream hash
'sd_hash' (optional): (str) filter by blobs in given sd hash
'needed' (optional): (bool) only return needed blobs
'finished' (optional): (bool) only return finished blobs
'page_size' (optional): (int) limit number of results returned
'page' (optional): (int) filter to page x of [page_size] results
Returns:
(list) List of blob hashes
"""
if uri:
metadata = yield self._resolve_name(uri)
sd_hash = utils.get_sd_hash(metadata)
blobs = yield self.get_blobs_for_sd_hash(sd_hash)
elif stream_hash:
try:
blobs = yield self.get_blobs_for_stream_hash(stream_hash)
except NoSuchStreamHash:
blobs = []
elif sd_hash:
try:
blobs = yield self.get_blobs_for_sd_hash(sd_hash)
except NoSuchSDHash:
blobs = []
else:
blobs = self.session.blob_manager.blobs.itervalues()
if needed:
blobs = [blob for blob in blobs if not blob.is_validated()]
if finished:
blobs = [blob for blob in blobs if blob.is_validated()]
blob_hashes = [blob.blob_hash for blob in blobs]
page_size = page_size or len(blob_hashes)
page = page or 0
start_index = page * page_size
stop_index = start_index + page_size
blob_hashes_for_return = blob_hashes[start_index:stop_index]
response = yield self._render_response(blob_hashes_for_return)
defer.returnValue(response)
def jsonrpc_blob_reflect_all(self):
"""
Reflects all saved blobs
Usage:
blob_reflect_all
Returns:
(bool) true if successful
"""
d = self.session.blob_manager.get_all_verified_blobs()
d.addCallback(reupload.reflect_blob_hashes, self.session.blob_manager)
d.addCallback(lambda r: self._render_response(r))
return d
@defer.inlineCallbacks
def jsonrpc_get_availability(self, uri, sd_timeout=None, peer_timeout=None):
"""
Get stream availability for lbry uri
Usage:
get_availability (<uri> | --uri=<uri>) [<sd_timeout> | --sd_timeout=<sd_timeout>]
[<peer_timeout> | --peer_timeout=<peer_timeout>]
Options:
<sd_timeout>, --sd_timeout=<sd_timeout> : sd blob download timeout
<peer_timeout>, --peer_timeout=<peer_timeout> : how long to look for peers
Returns:
(float) Peers per blob / total blobs
"""
def _get_mean(blob_availabilities):
peer_counts = []
for blob_availability in blob_availabilities:
for blob, peers in blob_availability.iteritems():
peer_counts.append(peers)
if peer_counts:
return round(1.0 * sum(peer_counts) / len(peer_counts), 2)
else:
return 0.0
def read_sd_blob(sd_blob):
sd_blob_file = sd_blob.open_for_reading()
decoded_sd_blob = json.loads(sd_blob_file.read())
sd_blob.close_read_handle(sd_blob_file)
return decoded_sd_blob
try:
resolved = yield self.session.wallet.resolve_uri(uri)
except Exception:
defer.returnValue(None)
if resolved and 'claim' in resolved:
metadata = resolved['claim']['value']
else:
defer.returnValue(None)
sd_hash = utils.get_sd_hash(metadata)
sd_timeout = sd_timeout or conf.settings['sd_download_timeout']
peer_timeout = peer_timeout or conf.settings['peer_search_timeout']
blobs = []
try:
blobs = yield self.get_blobs_for_sd_hash(sd_hash)
need_sd_blob = False
log.info("Already have sd blob")
except NoSuchSDHash:
need_sd_blob = True
log.info("Need sd blob")
blob_hashes = [blob.blob_hash for blob in blobs]
if need_sd_blob:
# we don't want to use self._download_descriptor here because it would create a stream
try:
sd_blob = yield self._download_blob(sd_hash, timeout=sd_timeout)
except Exception as err:
response = yield self._render_response(0.0)
log.warning(err)
defer.returnValue(response)
decoded = read_sd_blob(sd_blob)
blob_hashes = [blob.get("blob_hash") for blob in decoded['blobs']
if blob.get("blob_hash")]
sample = random.sample(blob_hashes, min(len(blob_hashes), 5))
log.info("check peers for %i of %i blobs in stream", len(sample), len(blob_hashes))
availabilities = yield self.session.blob_tracker.get_availability_for_blobs(sample,
peer_timeout)
mean_availability = _get_mean(availabilities)
response = yield self._render_response(mean_availability)
defer.returnValue(response)
@defer.inlineCallbacks
def jsonrpc_cli_test_command(self, pos_arg, pos_args=[], pos_arg2=None, pos_arg3=None):
"""
This command is only for testing the CLI argument parsing
Usage:
cli_test_command (<pos_arg> | --pos_arg=<pos_arg>)
[<pos_args>...] [--pos_arg2=<pos_arg2>]
[--pos_arg3=<pos_arg3>]
Options:
<pos_arg2>, --pos_arg2=<pos_arg2> : pos arg 2
<pos_arg3>, --pos_arg3=<pos_arg3> : pos arg 3
Returns:
pos args
"""
out = (pos_arg, pos_args, pos_arg2, pos_arg3)
response = yield self._render_response(out)
defer.returnValue(response)
class _ResolveNameHelper(object):
def __init__(self, daemon, name, force_refresh):
self.daemon = daemon
self.name = name
self.force_refresh = force_refresh
def get_deferred(self):
if self.need_fresh_stream():
log.info("Resolving stream info for lbry://%s", self.name)
d = self.wallet.get_claim_by_name(self.name)
d.addCallback(self._cache_stream_info)
else:
log.debug("Returning cached stream info for lbry://%s", self.name)
d = defer.succeed(self.name_data['claim_metadata'])
return d
@property
def name_data(self):
return self.daemon.name_cache[self.name]
@property
def wallet(self):
return self.daemon.session.wallet
def now(self):
return self.daemon._get_long_count_timestamp()
def _add_txid(self, txid):
self.name_data['txid'] = txid
return defer.succeed(None)
def _cache_stream_info(self, stream_info):
self.daemon.name_cache[self.name] = {
'claim_metadata': stream_info['value'],
'timestamp': self.now()
}
d = self._add_txid(stream_info['txid'])
d.addCallback(lambda _: self.daemon._update_claim_cache())
d.addCallback(lambda _: self.name_data['claim_metadata'])
return d
def need_fresh_stream(self):
return self.force_refresh or not self.is_in_cache() or self.is_cached_name_expired()
def is_in_cache(self):
return self.name in self.daemon.name_cache
def is_cached_name_expired(self):
time_in_cache = self.now() - self.name_data['timestamp']
return time_in_cache >= self.daemon.cache_time
def loggly_time_string(dt):
formatted_dt = dt.strftime("%Y-%m-%dT%H:%M:%S")
milliseconds = str(round(dt.microsecond * (10.0 ** -5), 3))
return urllib.quote_plus(formatted_dt + milliseconds + "Z")
def get_loggly_query_string(installation_id):
base_loggly_search_url = "https://lbry.loggly.com/search#"
now = utils.now()
yesterday = now - utils.timedelta(days=1)
params = {
'terms': 'json.installation_id:{}*'.format(installation_id[:SHORT_ID_LEN]),
'from': loggly_time_string(yesterday),
'to': loggly_time_string(now)
}
data = urllib.urlencode(params)
return base_loggly_search_url + data
def report_bug_to_slack(message, installation_id, platform_name, app_version):
webhook = utils.deobfuscate(conf.settings['SLACK_WEBHOOK'])
payload_template = "os: %s\n version: %s\n<%s|loggly>\n%s"
payload_params = (
platform_name,
app_version,
get_loggly_query_string(installation_id),
message
)
payload = {
"text": payload_template % payload_params
}
requests.post(webhook, json.dumps(payload))
def get_lbry_file_search_value(search_fields):
for searchtype in FileID:
value = search_fields.get(searchtype, None)
if value is not None:
return searchtype, value
raise NoValidSearch('{} is missing a valid search type'.format(search_fields))
def iter_lbry_file_search_values(search_fields):
for searchtype in FileID:
value = search_fields.get(searchtype, None)
if value is not None:
yield searchtype, value
def get_blob_payment_rate_manager(session, payment_rate_manager=None):
if payment_rate_manager:
rate_managers = {
'only-free': OnlyFreePaymentsManager()
}
if payment_rate_manager in rate_managers:
payment_rate_manager = rate_managers[payment_rate_manager]
log.info("Downloading blob with rate manager: %s", payment_rate_manager)
return payment_rate_manager or session.payment_rate_manager
# lbryum returns json loadeable object with amounts as decimal encoded string,
# convert them into floats for the daemon
# TODO: daemon should also use decimal encoded string
def format_json_out_amount_as_float(obj):
if isinstance(obj, dict):
for k, v in obj.iteritems():
if k == 'amount' or k == 'effective_amount':
obj[k] = float(obj[k])
if isinstance(v, (dict, list)):
obj[k] = format_json_out_amount_as_float(v)
elif isinstance(obj, list):
obj = [format_json_out_amount_as_float(o) for o in obj]
return obj
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