def _setup_lbry_file_opener(self):
stream_info_manager = TempLBRYFileMetadataManager()
downloader_factory = LBRYFileOpenerFactory(self.session.peer_finder, self.session.rate_limiter,
self.session.blob_manager, stream_info_manager,
self.session.wallet)
self.sd_identifier.add_stream_downloader_factory(LBRYFileStreamType, downloader_factory)
return defer.succeed(True)
def _set_vars():
self.fetcher = None
self.current_db_revision = 1
self.run_server = True
self.session = None
self.known_dht_nodes = [('104.236.42.182', 4000)]
self.db_dir = os.path.join(os.path.expanduser("~"), ".lbrynet")
self.blobfile_dir = os.path.join(self.db_dir, "blobfiles")
self.peer_port = 3333
self.dht_node_port = 4444
self.first_run = False
if os.name == "nt":
from lbrynet.winhelpers.knownpaths import get_path, FOLDERID, UserHandle
self.download_directory = get_path(FOLDERID.Downloads, UserHandle.current)
self.wallet_dir = os.path.join(get_path(FOLDERID.RoamingAppData, UserHandle.current), "lbrycrd")
elif sys.platform == "darwin":
self.download_directory = os.path.join(os.path.expanduser("~"), 'Downloads')
self.wallet_dir = os.path.join(os.path.expanduser("~"), "Library/Application Support/lbrycrd")
else:
self.wallet_dir = os.path.join(os.path.expanduser("~"), ".lbrycrd")
self.download_directory = os.path.join(os.path.expanduser("~"), 'Downloads')
self.wallet_conf = os.path.join(self.wallet_dir, "lbrycrd.conf")
self.wallet_user = None
self.wallet_password = None
self.sd_identifier = StreamDescriptorIdentifier()
self.stream_info_manager = TempLBRYFileMetadataManager()
self.wallet_rpc_port = 8332
self.downloads = []
self.stream_frames = []
self.default_blob_data_payment_rate = MIN_BLOB_DATA_PAYMENT_RATE
self.use_upnp = True
self.start_lbrycrdd = True
if os.name == "nt":
self.lbrycrdd_path = "lbrycrdd.exe"
else:
self.lbrycrdd_path = "./lbrycrdd"
self.delete_blobs_on_remove = True
self.blob_request_payment_rate_manager = None
self.lbry_file_metadata_manager = None
self.lbry_file_manager = None
self.settings = LBRYSettings(self.db_dir)
self.wallet_type = "lbrycrd"
self.lbrycrd_conf = os.path.join(self.wallet_dir, "lbrycrd.conf")
self.autofetcher_conf = os.path.join(self.wallet_dir, "autofetcher.conf")
self.rpc_conn = None
self.files = []
self.created_data_dir = False
if not os.path.exists(self.db_dir):
os.mkdir(self.db_dir)
self.created_data_dir = True
self.session_settings = None
self.data_rate = 0.5
self.max_key_fee = 100.0
return defer.succeed(None)
class LBRYDaemon(xmlrpc.XMLRPC):
"""
LBRYnet daemon
"""
def setup(self):
def _set_vars():
self.fetcher = None
self.current_db_revision = 1
self.run_server = True
self.session = None
self.known_dht_nodes = [('104.236.42.182', 4000)]
self.db_dir = os.path.join(os.path.expanduser("~"), ".lbrynet")
self.blobfile_dir = os.path.join(self.db_dir, "blobfiles")
self.peer_port = 3333
self.dht_node_port = 4444
self.first_run = False
if os.name == "nt":
from lbrynet.winhelpers.knownpaths import get_path, FOLDERID, UserHandle
self.download_directory = get_path(FOLDERID.Downloads, UserHandle.current)
self.wallet_dir = os.path.join(get_path(FOLDERID.RoamingAppData, UserHandle.current), "lbrycrd")
elif sys.platform == "darwin":
self.download_directory = os.path.join(os.path.expanduser("~"), 'Downloads')
self.wallet_dir = os.path.join(os.path.expanduser("~"), "Library/Application Support/lbrycrd")
else:
self.wallet_dir = os.path.join(os.path.expanduser("~"), ".lbrycrd")
self.download_directory = os.path.join(os.path.expanduser("~"), 'Downloads')
self.wallet_conf = os.path.join(self.wallet_dir, "lbrycrd.conf")
self.wallet_user = None
self.wallet_password = None
self.sd_identifier = StreamDescriptorIdentifier()
self.stream_info_manager = TempLBRYFileMetadataManager()
self.wallet_rpc_port = 8332
self.downloads = []
self.stream_frames = []
self.default_blob_data_payment_rate = MIN_BLOB_DATA_PAYMENT_RATE
self.use_upnp = True
self.start_lbrycrdd = True
if os.name == "nt":
self.lbrycrdd_path = "lbrycrdd.exe"
else:
self.lbrycrdd_path = "./lbrycrdd"
self.delete_blobs_on_remove = True
self.blob_request_payment_rate_manager = None
self.lbry_file_metadata_manager = None
self.lbry_file_manager = None
self.settings = LBRYSettings(self.db_dir)
self.wallet_type = "lbrycrd"
self.lbrycrd_conf = os.path.join(self.wallet_dir, "lbrycrd.conf")
self.autofetcher_conf = os.path.join(self.wallet_dir, "autofetcher.conf")
self.rpc_conn = None
self.files = []
self.created_data_dir = False
if not os.path.exists(self.db_dir):
os.mkdir(self.db_dir)
self.created_data_dir = True
self.session_settings = None
self.data_rate = 0.5
self.max_key_fee = 100.0
return defer.succeed(None)
def _disp_startup():
print "Started LBRYnet daemon"
print "The daemon can be shut down by running 'stop-lbrynet-daemon' in a terminal"
return defer.succeed(None)
d = defer.Deferred()
d.addCallback(lambda _: _set_vars())
d.addCallback(lambda _: threads.deferToThread(self._setup_data_directory))
d.addCallback(lambda _: self._check_db_migration())
d.addCallback(lambda _: self._get_settings())
d.addCallback(lambda _: self._get_lbrycrdd_path())
d.addCallback(lambda _: self._get_session())
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(self.sd_identifier))
d.addCallback(lambda _: self._setup_stream_identifier())
d.addCallback(lambda _: self._setup_lbry_file_manager())
d.addCallback(lambda _: self._setup_lbry_file_opener())
d.addCallback(lambda _: self._setup_fetcher())
d.addCallback(lambda _: _disp_startup())
d.callback(None)
return defer.succeed(None)
def _shutdown(self):
print 'Closing lbrynet session'
if self.session is not None:
d = self.session.shut_down()
else:
d = defer.succeed(True)
return d
def _update_settings(self):
self.data_rate = self.session_settings['data_rate']
self.max_key_fee = self.session_settings['max_key_fee']
def _setup_fetcher(self):
self.fetcher = FetcherDaemon(self.session, self.lbry_file_manager, self.lbry_file_metadata_manager,
self.session.wallet, self.sd_identifier, self.autofetcher_conf)
return defer.succeed(None)
def _setup_data_directory(self):
print "Loading databases..."
if self.created_data_dir:
db_revision = open(os.path.join(self.db_dir, "db_revision"), mode='w')
db_revision.write(str(self.current_db_revision))
db_revision.close()
log.debug("Created the db revision file: %s", str(os.path.join(self.db_dir, "db_revision")))
if not os.path.exists(self.blobfile_dir):
os.mkdir(self.blobfile_dir)
log.debug("Created the blobfile directory: %s", str(self.blobfile_dir))
def _check_db_migration(self):
old_revision = 0
db_revision_file = os.path.join(self.db_dir, "db_revision")
if os.path.exists(db_revision_file):
old_revision = int(open(db_revision_file).read().strip())
if old_revision < self.current_db_revision:
from lbrynet.db_migrator import dbmigrator
print "Upgrading your databases..."
d = threads.deferToThread(dbmigrator.migrate_db, self.db_dir, old_revision, self.current_db_revision)
def print_success(old_dirs):
success_string = "Finished upgrading the databases. It is now safe to delete the"
success_string += " following directories, if you feel like it. It won't make any"
success_string += " difference.\nAnyway here they are: "
for i, old_dir in enumerate(old_dirs):
success_string += old_dir
if i + 1 < len(old_dir):
success_string += ", "
print success_string
d.addCallback(print_success)
return d
return defer.succeed(True)
def _get_settings(self):
d = self.settings.start()
d.addCallback(lambda _: self.settings.get_lbryid())
d.addCallback(self.set_lbryid)
d.addCallback(lambda _: self._get_lbrycrdd_path())
return d
def set_lbryid(self, lbryid):
if lbryid is None:
return self._make_lbryid()
else:
self.lbryid = lbryid
def _make_lbryid(self):
self.lbryid = generate_id()
d = self.settings.save_lbryid(self.lbryid)
return d
def _setup_lbry_file_manager(self):
self.lbry_file_metadata_manager = DBLBRYFileMetadataManager(self.db_dir)
d = self.lbry_file_metadata_manager.setup()
def set_lbry_file_manager():
self.lbry_file_manager = LBRYFileManager(self.session, self.lbry_file_metadata_manager, self.sd_identifier)
return self.lbry_file_manager.setup()
d.addCallback(lambda _: set_lbry_file_manager())
return d
def _get_session(self):
def get_default_data_rate():
d = self.settings.get_default_data_payment_rate()
d.addCallback(lambda rate: {"default_data_payment_rate":
rate if rate is not None else MIN_BLOB_DATA_PAYMENT_RATE})
return d
def get_wallet():
if self.wallet_type == "lbrycrd":
lbrycrdd_path = None
if self.start_lbrycrdd is True:
lbrycrdd_path = self.lbrycrdd_path
if not lbrycrdd_path:
lbrycrdd_path = self.default_lbrycrdd_path
d = defer.succeed(LBRYcrdWallet(self.db_dir, wallet_dir=self.wallet_dir, wallet_conf=self.lbrycrd_conf,
lbrycrdd_path=lbrycrdd_path))
else:
d = defer.succeed(PTCWallet(self.db_dir))
d.addCallback(lambda wallet: {"wallet": wallet})
return d
d1 = get_default_data_rate()
d2 = get_wallet()
def combine_results(results):
r = {}
for success, result in results:
if success is True:
r.update(result)
return r
def create_session(results):
self.session = LBRYSession(results['default_data_payment_rate'], db_dir=self.db_dir, lbryid=self.lbryid,
blob_dir=self.blobfile_dir, dht_node_port=self.dht_node_port,
known_dht_nodes=self.known_dht_nodes, peer_port=self.peer_port,
use_upnp=self.use_upnp, wallet=results['wallet'])
self.rpc_conn = self.session.wallet.get_rpc_conn_x()
dl = defer.DeferredList([d1, d2], fireOnOneErrback=True)
dl.addCallback(combine_results)
dl.addCallback(create_session)
dl.addCallback(lambda _: self.session.setup())
return dl
def _get_lbrycrdd_path(self):
def get_lbrycrdd_path_conf_file():
lbrycrdd_path_conf_path = os.path.join(os.path.expanduser("~"), ".lbrycrddpath.conf")
if not os.path.exists(lbrycrdd_path_conf_path):
return ""
lbrycrdd_path_conf = open(lbrycrdd_path_conf_path)
lines = lbrycrdd_path_conf.readlines()
return lines
d = threads.deferToThread(get_lbrycrdd_path_conf_file)
def load_lbrycrdd_path(conf):
for line in conf:
if len(line.strip()) and line.strip()[0] != "#":
self.lbrycrdd_path = line.strip()
print self.lbrycrdd_path
d.addCallback(load_lbrycrdd_path)
return d
def _setup_stream_identifier(self):
file_saver_factory = LBRYFileSaverFactory(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(LBRYFileStreamType, file_saver_factory)
file_opener_factory = LBRYFileOpenerFactory(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(LBRYFileStreamType, file_opener_factory)
return defer.succeed(None)
def _setup_lbry_file_manager(self):
self.lbry_file_metadata_manager = DBLBRYFileMetadataManager(self.db_dir)
d = self.lbry_file_metadata_manager.setup()
def set_lbry_file_manager():
self.lbry_file_manager = LBRYFileManager(self.session, self.lbry_file_metadata_manager, self.sd_identifier)
return self.lbry_file_manager.setup()
d.addCallback(lambda _: set_lbry_file_manager())
return d
def _setup_lbry_file_opener(self):
downloader_factory = LBRYFileOpenerFactory(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(LBRYFileStreamType, downloader_factory)
return defer.succeed(True)
def _download_name(self, name):
def _disp_file(file):
print '[' + str(datetime.now()) + ']' + ' Already downloaded: ' + str(file.stream_hash)
d = self._path_from_lbry_file(file)
return d
def _get_stream(name):
def _disp(stream):
print '[' + str(datetime.now()) + ']' + ' Start stream: ' + stream['stream_hash']
return stream
d = self.session.wallet.get_stream_info_for_name(name)
stream = GetStream(self.sd_identifier, self.session, self.session.wallet, self.lbry_file_manager,
max_key_fee=self.max_key_fee, data_rate=self.data_rate)
d.addCallback(_disp)
d.addCallback(lambda stream_info: stream.start(stream_info))
d.addCallback(lambda _: self._path_from_name(name))
return d
d = self._check_history(name)
d.addCallback(lambda lbry_file: _get_stream(name) if not lbry_file else _disp_file(lbry_file))
d.addCallback(lambda _: self._check_history(name))
d.addCallback(lambda lbry_file: self._path_from_lbry_file(lbry_file) if lbry_file else 'Not found')
d.addErrback(lambda err: str(err))
return d
def _resolve_name(self, name):
d = defer.Deferred()
d.addCallback(lambda _: self.session.wallet.get_stream_info_for_name(name))
d.addErrback(lambda _: defer.fail(UnknownNameError))
return d
def _resolve_name_wc(self, name):
d = defer.Deferred()
d.addCallback(lambda _: self.session.wallet.get_stream_info_for_name(name))
d.addErrback(lambda _: defer.fail(UnknownNameError))
d.callback(None)
return d
def _check_history(self, name):
def _get_lbry_file(path):
f = open(path, 'r')
l = json.loads(f.read())
f.close()
file_name = l['stream_name'].decode('hex')
lbry_file = [file for file in self.lbry_file_manager.lbry_files if file.stream_name == file_name][0]
return lbry_file
def _check(info):
stream_hash = info['stream_hash']
path = os.path.join(self.blobfile_dir, stream_hash)
if os.path.isfile(path):
print "[" + str(datetime.now()) + "] Search for lbry_file, returning: " + stream_hash
return defer.succeed(_get_lbry_file(path))
else:
print "[" + str(datetime.now()) + "] Search for lbry_file didn't return anything"
return defer.succeed(False)
d = self._resolve_name(name)
d.addCallbacks(_check, lambda _: False)
d.callback(None)
return d
def _delete_lbry_file(self, lbry_file):
d = self.lbry_file_manager.delete_lbry_file(lbry_file)
def finish_deletion(lbry_file):
d = lbry_file.delete_data()
d.addCallback(lambda _: _delete_stream_data(lbry_file))
return d
def _delete_stream_data(lbry_file):
s_h = lbry_file.stream_hash
d = self.lbry_file_manager.get_count_for_stream_hash(s_h)
# TODO: could possibly be a timing issue here
d.addCallback(lambda c: self.stream_info_manager.delete_stream(s_h) if c == 0 else True)
return d
d.addCallback(lambda _: finish_deletion(lbry_file))
return d
def _path_from_name(self, name):
d = self._check_history(name)
d.addCallback(lambda lbry_file: {'stream_hash': lbry_file.stream_hash,
'path': os.path.join(self.download_directory, lbry_file.file_name)}
if lbry_file else defer.fail(UnknownNameError))
return d
def _path_from_lbry_file(self, lbry_file):
if lbry_file:
r = {'stream_hash': lbry_file.stream_hash,
'path': os.path.join(self.download_directory, lbry_file.file_name)}
return defer.succeed(r)
else:
return defer.fail(UnknownNameError)
def xmlrpc_get_settings(self):
"""
Get LBRY payment settings
"""
if not self.session_settings:
self.session_settings = {'data_rate': self.data_rate, 'max_key_fee': self.max_key_fee}
print '[' + str(datetime.now()) + '] Get daemon settings'
return self.session_settings
def xmlrpc_set_settings(self, settings):
self.session_settings = settings
self._update_settings()
print '[' + str(datetime.now()) + '] Set daemon settings'
return 'Set'
def xmlrpc_start_fetcher(self):
"""
Start autofetcher
"""
self.fetcher.start()
print '[' + str(datetime.now()) + '] Start autofetcher'
return str('Started autofetching')
def xmlrpc_stop_fetcher(self):
"""
Start autofetcher
"""
self.fetcher.stop()
print '[' + str(datetime.now()) + '] Stop autofetcher'
return str('Started autofetching')
def xmlrpc_fetcher_status(self):
"""
Start autofetcher
"""
print '[' + str(datetime.now()) + '] Get fetcher status'
return str(self.fetcher.check_if_running())
def xmlrpc_get_balance(self):
"""
Get LBC balance
"""
print '[' + str(datetime.now()) + '] Get balance'
return str(self.session.wallet.wallet_balance)
def xmlrpc_stop(self):
"""
Stop the reactor
"""
def _disp_shutdown():
print 'Shutting down lbrynet daemon'
d = self._shutdown()
d.addCallback(lambda _: _disp_shutdown())
d.addCallback(lambda _: reactor.stop())
d.callback(None)
return d
def xmlrpc_get_lbry_files(self):
"""
Get LBRY files
@return: Managed LBRY files
"""
r = []
for f in self.lbry_file_manager.lbry_files:
if f.key:
t = {'completed': f.completed, 'file_name': f.file_name, 'key': binascii.b2a_hex(f.key),
'points_paid': f.points_paid, 'stopped': f.stopped, 'stream_hash': f.stream_hash,
'stream_name': f.stream_name, 'suggested_file_name': f.suggested_file_name,
'upload_allowed': f.upload_allowed}
else:
t = {'completed': f.completed, 'file_name': f.file_name, 'key': None, 'points_paid': f.points_paid,
'stopped': f.stopped, 'stream_hash': f.stream_hash, 'stream_name': f.stream_name,
'suggested_file_name': f.suggested_file_name, 'upload_allowed': f.upload_allowed}
r.append(json.dumps(t))
print '[' + str(datetime.now()) + '] Get LBRY files'
return r
def xmlrpc_resolve_name(self, name):
"""
Resolve stream info from a LBRY uri
@param: name
"""
def _disp(info):
log.debug('[' + str(datetime.now()) + ']' + ' Resolved info: ' + str(info['stream_hash']))
print '[' + str(datetime.now()) + ']' + ' Resolved info: ' + str(info['stream_hash'])
return info
d = self._resolve_name(name)
d.addCallbacks(_disp, lambda _: str('UnknownNameError'))
d.callback(None)
return d
def xmlrpc_get(self, name):
"""
Download stream from a LBRY uri
@param: name
"""
d = self._download_name(name)
return d
def xmlrpc_stop_lbry_file(self, stream_hash):
try:
lbry_file = [f for f in self.lbry_file_manager.lbry_files if f.stream_hash == stream_hash][0]
except IndexError:
return defer.fail(UnknownNameError)
if not lbry_file.stopped:
d = self.lbry_file_manager.toggle_lbry_file_running(lbry_file)
d.addCallback(lambda _: 'Stream has been stopped')
d.addErrback(lambda err: str(err))
return d
else:
return defer.succeed('Stream was already stopped')
def xmlrpc_start_lbry_file(self, stream_hash):
try:
lbry_file = [f for f in self.lbry_file_manager.lbry_files if f.stream_hash == stream_hash][0]
except IndexError:
return defer.fail(UnknownNameError)
if lbry_file.stopped:
d = self.lbry_file_manager.toggle_lbry_file_running(lbry_file)
d.callback(None)
return defer.succeed('Stream started')
else:
return defer.succeed('Stream was already running')
def xmlrpc_render_html(self, html):
def _make_file(html, path):
f = open(path, 'w')
f.write(html)
f.close()
return defer.succeed(None)
def _disp_err(err):
print str(err.getTraceback())
return err
path = os.path.join(self.download_directory, 'lbry.html')
d = defer.Deferred()
d.addCallback(lambda _: _make_file(html, path))
d.addCallback(lambda _: webbrowser.open('file://' + path))
d.addErrback(_disp_err)
d.callback(None)
return d
def xmlrpc_render_gui(self):
def _disp_err(err):
print str(err.getTraceback())
return err
d = defer.Deferred()
d.addCallback(lambda _: webbrowser.open(os.path.join(self.download_directory, "lbryio/view/page/gui.html")))
d.addErrback(_disp_err)
d.callback(None)
return d
def xmlrpc_search_nametrie(self, search):
def _return_d(x):
d = defer.Deferred()
d.addCallback(lambda _: x)
d.callback(None)
return d
def _clean(n):
t = []
for i in n:
if i[0]:
if i[1][0][0] and i[1][1][0]:
i[1][0][1]['value'] = str(i[1][0][1]['value'])
t.append([i[1][0][1], i[1][1][1]])
return t
def _parse(results):
f = []
for chain, meta in results:
t = {}
if 'name' in chain.keys():
t['name'] = chain['name']
if 'thumbnail' in meta.keys():
t['img'] = meta['thumbnail']
if 'name' in meta.keys():
t['title'] = meta['name']
if 'description' in meta.keys():
t['description'] = meta['description']
if 'key_fee' in meta.keys():
t['cost_est'] = meta['key_fee']
else:
t['cost_est'] = 0.0
f.append(t)
return f
def _disp(results):
print '[' + str(datetime.now()) + '] Found ' + str(len(results)) + ' results'
return results
print '[' + str(datetime.now()) + '] Search nametrie: ' + search
filtered_results = [n for n in self.rpc_conn.getnametrie() if n['name'].startswith(search)]
filtered_results = [n for n in filtered_results if 'txid' in n.keys()]
resolved_results = [defer.DeferredList([_return_d(n), self._resolve_name_wc(n['name'])]) for n in filtered_results]
d = defer.DeferredList(resolved_results)
d.addCallback(_clean)
d.addCallback(_parse)
d.addCallback(_disp)
return d
def xmlrpc_delete_lbry_file(self, file_name):
def _disp(file_name):
print '[' + str(datetime.now()) + '] Deleted: ' + file_name
return defer.succeed(str('Deleted: ' + file_name))
lbry_files = [self._delete_lbry_file(f) for f in self.lbry_file_manager.lbry_files if file_name == f.file_name]
d = defer.DeferredList(lbry_files)
d.addCallback(lambda _: _disp(file_name))
return d
def xmlrpc_check(self, name):
d = self._check_history(name)
d.addCallback(lambda lbry_file: self._path_from_lbry_file(lbry_file) if lbry_file else 'Not found')
d.addErrback(lambda err: str(err))
return d
def xmlrpc_publish(self, metadata):
metadata = json.loads(metadata)
required = ['name', 'file_path', 'bid']
for r in required:
if not r in metadata.keys():
return defer.fail()
# if not os.path.isfile(metadata['file_path']):
# return defer.fail()
if not type(metadata['bid']) is float and metadata['bid'] > 0.0:
return defer.fail()
name = metadata['name']
file_path = metadata['file_path']
bid = metadata['bid']
if 'title' in metadata.keys():
title = metadata['title']
else:
title = None
if 'description' in metadata.keys():
description = metadata['description']
else:
description = None
if 'thumbnail' in metadata.keys():
thumbnail = metadata['thumbnail']
else:
thumbnail = None
if 'key_fee' in metadata.keys():
if not 'key_fee_address' in metadata.keys():
return defer.fail()
key_fee = metadata['key_fee']
else:
key_fee = None
if 'key_fee_address' in metadata.keys():
key_fee_address = metadata['key_fee_address']
else:
key_fee_address = None
p = Publisher(self.session, self.lbry_file_manager, self.session.wallet)
d = p.start(name, file_path, bid, title, description, thumbnail, key_fee, key_fee_address)
return d
def _setup_stream_info_manager(self):
self.stream_info_manager = TempLBRYFileMetadataManager()
return defer.succeed(True)
class LBRYDownloader(object):
def __init__(self):
self.session = None
self.known_dht_nodes = [('104.236.42.182', 4000)]
self.db_dir = os.path.join(os.path.expanduser("~"), ".lbrydownloader")
self.blobfile_dir = os.path.join(self.db_dir, "blobfiles")
self.peer_port = 3333
self.dht_node_port = 4444
self.run_server = True
self.first_run = False
self.current_db_revision = 1
if os.name == "nt":
from lbrynet.winhelpers.knownpaths import get_path, FOLDERID, UserHandle
self.download_directory = get_path(FOLDERID.Downloads, UserHandle.current)
self.wallet_dir = os.path.join(get_path(FOLDERID.RoamingAppData, UserHandle.current), "lbrycrd")
else:
if sys.platform == 'darwin':
self.download_directory = os.path.join(os.path.expanduser("~"), "Downloads")
self.wallet_dir = os.path.join(os.path.expanduser("~"), "Library/Application Support/lbrycrd")
else:
self.download_directory = os.getcwd()
self.wallet_dir = os.path.join(os.path.expanduser("~"), ".lbrycrd")
self.wallet_conf = os.path.join(self.wallet_dir, "lbrycrd.conf")
self.wallet_user = None
self.wallet_password = None
self.sd_identifier = StreamDescriptorIdentifier()
self.wallet_rpc_port = 8332
self.download_deferreds = []
self.stream_frames = []
self.default_blob_data_payment_rate = MIN_BLOB_DATA_PAYMENT_RATE
self.use_upnp = True
self.start_lbrycrdd = True
if os.name == "nt":
self.lbrycrdd_path = "lbrycrdd.exe"
else:
self.lbrycrdd_path = None
self.default_lbrycrdd_path = "./lbrycrdd"
self.delete_blobs_on_remove = True
self.blob_request_payment_rate_manager = None
def start(self):
d = self._load_conf_options()
d.addCallback(lambda _: threads.deferToThread(self._create_directory))
d.addCallback(lambda _: self._check_db_migration())
d.addCallback(lambda _: self._get_session())
d.addCallback(lambda _: self._setup_stream_info_manager())
d.addCallback(lambda _: self._setup_stream_identifier())
d.addCallback(lambda _: self.start_server())
return d
def stop(self):
dl = defer.DeferredList(self.download_deferreds)
for stream_frame in self.stream_frames:
stream_frame.cancel_func()
if self.session is not None:
dl.addBoth(lambda _: self.stop_server())
dl.addBoth(lambda _: self.session.shut_down())
return dl
def get_new_address(self):
return self.session.wallet.get_new_address()
def _check_db_migration(self):
old_revision = 0
db_revision_file = os.path.join(self.db_dir, "db_revision")
if os.path.exists(db_revision_file):
old_revision = int(open(db_revision_file).read().strip())
if old_revision < self.current_db_revision:
if os.name == "nt":
import subprocess
import sys
def run_migrator():
migrator_exe = os.path.join(os.path.dirname(os.path.abspath(sys.argv[0])),
"dbmigrator", "migrator.exe")
print "trying to find the migrator at", migrator_exe
si = subprocess.STARTUPINFO
si.dwFlags = subprocess.STARTF_USESHOWWINDOW
si.wShowWindow = subprocess.SW_HIDE
print "trying to run the migrator"
migrator_proc = subprocess.Popen([migrator_exe, self.db_dir, str(old_revision),
str(self.current_db_revision)], startupinfo=si)
print "started the migrator"
migrator_proc.wait()
print "migrator has returned"
return threads.deferToThread(run_migrator)
else:
from lbrynet.db_migrator import dbmigrator
return threads.deferToThread(dbmigrator.migrate_db, self.db_dir, old_revision,
self.current_db_revision)
return defer.succeed(True)
def _load_conf_options(self):
def get_lbrycrdd_path_conf_file():
if os.name == "nt":
return ""
lbrycrdd_path_conf_path = os.path.join(os.path.expanduser("~"), ".lbrycrddpath.conf")
if not os.path.exists(lbrycrdd_path_conf_path):
return ""
lbrycrdd_path_conf = open(lbrycrdd_path_conf_path)
lines = lbrycrdd_path_conf.readlines()
return lines
d = threads.deferToThread(get_lbrycrdd_path_conf_file)
def load_lbrycrdd_path(conf):
for line in conf:
if len(line.strip()) and line.strip()[0] != "#":
self.lbrycrdd_path = line.strip()
d.addCallback(load_lbrycrdd_path)
def get_configuration_file():
if os.name == "nt":
lbry_conf_path = "lbry.conf"
if not os.path.exists(lbry_conf_path):
log.debug("Could not read lbry.conf")
return ""
else:
lbry_conf_path = os.path.join(os.path.expanduser("~"), ".lbrynetgui.conf")
if not os.path.exists(lbry_conf_path):
clean_conf_path = os.path.join(os.path.dirname(__file__), "lbry.conf")
shutil.copy(clean_conf_path, lbry_conf_path)
lbry_conf = open(lbry_conf_path)
log.debug("Loading configuration options from %s", lbry_conf_path)
lines = lbry_conf.readlines()
log.debug("%s file contents:\n%s", lbry_conf_path, str(lines))
return lines
d.addCallback(lambda _: threads.deferToThread(get_configuration_file))
def load_configuration_file(conf):
for line in conf:
if len(line.strip()) and line.strip()[0] != "#":
try:
field_name, field_value = map(lambda x: x.strip(), line.strip().split("=", 1))
field_name = field_name.lower()
except ValueError:
raise ValueError("Invalid configuration line: %s" % line)
if field_name == "known_dht_nodes":
known_nodes = []
nodes = field_value.split(",")
for n in nodes:
if n.strip():
try:
ip_address, port_string = map(lambda x: x.strip(), n.split(":"))
ip_numbers = ip_address.split(".")
assert len(ip_numbers) == 4
for ip_num in ip_numbers:
num = int(ip_num)
assert 0 <= num <= 255
known_nodes.append((ip_address, int(port_string)))
except (ValueError, AssertionError):
raise ValueError("Expected known nodes in format 192.168.1.1:4000,192.168.1.2:4001. Got %s" % str(field_value))
log.debug("Setting known_dht_nodes to %s", str(known_nodes))
self.known_dht_nodes = known_nodes
elif field_name == "run_server":
if field_value.lower() == "true":
run_server = True
elif field_value.lower() == "false":
run_server = False
else:
raise ValueError("run_server must be set to True or False. Got %s" % field_value)
log.debug("Setting run_server to %s", str(run_server))
self.run_server = run_server
elif field_name == "data_dir":
log.debug("Setting data_dir to %s", str(field_value))
self.db_dir = field_value
self.blobfile_dir = os.path.join(self.db_dir, "blobfiles")
elif field_name == "wallet_dir":
log.debug("Setting wallet_dir to %s", str(field_value))
self.wallet_dir = field_value
elif field_name == "wallet_conf":
log.debug("Setting wallet_conf to %s", str(field_value))
self.wallet_conf = field_value
elif field_name == "peer_port":
try:
peer_port = int(field_value)
assert 0 <= peer_port <= 65535
log.debug("Setting peer_port to %s", str(peer_port))
self.peer_port = peer_port
except (ValueError, AssertionError):
raise ValueError("peer_port must be set to an integer between 1 and 65535. Got %s" % field_value)
elif field_name == "dht_port":
try:
dht_port = int(field_value)
assert 0 <= dht_port <= 65535
log.debug("Setting dht_node_port to %s", str(dht_port))
self.dht_node_port = dht_port
except (ValueError, AssertionError):
raise ValueError("dht_port must be set to an integer between 1 and 65535. Got %s" % field_value)
elif field_name == "use_upnp":
if field_value.lower() == "true":
use_upnp = True
elif field_value.lower() == "false":
use_upnp = False
else:
raise ValueError("use_upnp must be set to True or False. Got %s" % str(field_value))
log.debug("Setting use_upnp to %s", str(use_upnp))
self.use_upnp = use_upnp
elif field_name == "default_blob_data_payment_rate":
try:
rate = float(field_value)
assert rate >= 0.0
log.debug("Setting default_blob_data_payment_rate to %s", str(rate))
self.default_blob_data_payment_rate = rate
except (ValueError, AssertionError):
raise ValueError("default_blob_data_payment_rate must be a positive floating point number, e.g. 0.5. Got %s" % str(field_value))
elif field_name == "start_lbrycrdd":
if field_value.lower() == "true":
start_lbrycrdd = True
elif field_value.lower() == "false":
start_lbrycrdd = False
else:
raise ValueError("start_lbrycrdd must be set to True or False. Got %s" % field_value)
log.debug("Setting start_lbrycrdd to %s", str(start_lbrycrdd))
self.start_lbrycrdd = start_lbrycrdd
elif field_name == "lbrycrdd_path":
self.lbrycrdd_path = field_value
elif field_name == "download_directory":
log.debug("Setting download_directory to %s", str(field_value))
self.download_directory = field_value
elif field_name == "delete_blobs_on_stream_remove":
if field_value.lower() == "true":
self.delete_blobs_on_remove = True
elif field_value.lower() == "false":
self.delete_blobs_on_remove = False
else:
raise ValueError("delete_blobs_on_stream_remove must be set to True or False")
else:
log.warning("Got unknown configuration field: %s", field_name)
d.addCallback(load_configuration_file)
return d
def _create_directory(self):
if not os.path.exists(self.db_dir):
os.makedirs(self.db_dir)
db_revision = open(os.path.join(self.db_dir, "db_revision"), mode='w')
db_revision.write(str(self.current_db_revision))
db_revision.close()
log.debug("Created the configuration directory: %s", str(self.db_dir))
if not os.path.exists(self.blobfile_dir):
os.makedirs(self.blobfile_dir)
log.debug("Created the data directory: %s", str(self.blobfile_dir))
if os.name == "nt":
if not os.path.exists(self.wallet_dir):
os.makedirs(self.wallet_dir)
if not os.path.exists(self.wallet_conf):
lbrycrd_conf = open(self.wallet_conf, mode='w')
self.wallet_user = "******"
lbrycrd_conf.write("rpcuser=%s\n" % self.wallet_user)
self.wallet_password = binascii.hexlify(Random.new().read(20))
lbrycrd_conf.write("rpcpassword=%s\n" % self.wallet_password)
lbrycrd_conf.write("server=1\n")
lbrycrd_conf.close()
else:
lbrycrd_conf = open(self.wallet_conf)
for l in lbrycrd_conf:
if l.startswith("rpcuser="******"rpcpassword="******"rpcport="):
self.wallet_rpc_port = int(l[8:-1].rstrip('\n'))
def _get_session(self):
lbrycrdd_path = None
if self.start_lbrycrdd is True:
lbrycrdd_path = self.lbrycrdd_path
if not lbrycrdd_path:
lbrycrdd_path = self.default_lbrycrdd_path
if sys.platform == 'darwin':
os.chdir("/Applications/LBRY.app/Contents/Resources")
wallet = LBRYcrdWallet(self.db_dir, wallet_dir=self.wallet_dir, wallet_conf=self.wallet_conf,
lbrycrdd_path=lbrycrdd_path)
peer_port = None
if self.run_server:
peer_port = self.peer_port
self.session = LBRYSession(self.default_blob_data_payment_rate, db_dir=self.db_dir,
blob_dir=self.blobfile_dir, use_upnp=self.use_upnp, wallet=wallet,
known_dht_nodes=self.known_dht_nodes, dht_node_port=self.dht_node_port,
peer_port=peer_port)
return self.session.setup()
def _setup_stream_info_manager(self):
self.stream_info_manager = TempLBRYFileMetadataManager()
return defer.succeed(True)
def start_server(self):
if self.run_server:
self.blob_request_payment_rate_manager = PaymentRateManager(
self.session.base_payment_rate_manager,
self.default_blob_data_payment_rate
)
handlers = [
BlobAvailabilityHandlerFactory(self.session.blob_manager),
self.session.wallet.get_wallet_info_query_handler_factory(),
BlobRequestHandlerFactory(self.session.blob_manager, self.session.wallet,
self.blob_request_payment_rate_manager)
]
server_factory = ServerProtocolFactory(self.session.rate_limiter,
handlers,
self.session.peer_manager)
from twisted.internet import reactor
self.lbry_server_port = reactor.listenTCP(self.peer_port, server_factory)
return defer.succeed(True)
def stop_server(self):
if self.lbry_server_port is not None:
self.lbry_server_port, p = None, self.lbry_server_port
return defer.maybeDeferred(p.stopListening)
else:
return defer.succeed(True)
def _setup_stream_identifier(self):
add_lbry_file_to_sd_identifier(self.sd_identifier)
file_saver_factory = LBRYFileSaverFactory(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(LBRYFileStreamType, file_saver_factory)
file_opener_factory = LBRYFileOpenerFactory(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(LBRYFileStreamType, file_opener_factory)
def check_first_run(self):
d = self.session.wallet.check_first_run()
d.addCallback(lambda is_first_run: self._do_first_run() if is_first_run else 0.0)
return d
def _do_first_run(self):
d = self.session.wallet.get_new_address()
def send_request(url, data):
r = requests.post(url, json=data)
if r.status_code == 200:
return r.json()['credits_sent']
return 0.0
def log_error(err):
log.warning("unable to request free credits. %s", err.getErrorMessage())
return 0.0
def request_credits(address):
url = "http://credreq.lbry.io/requestcredits"
data = {"address": address}
d = threads.deferToThread(send_request, url, data)
d.addErrback(log_error)
return d
d.addCallback(request_credits)
return d
def _resolve_name(self, uri):
return self.session.wallet.get_stream_info_for_name(uri)
def download_stream(self, stream_frame, uri):
resolve_d = self._resolve_name(uri)
stream_frame.show_metadata_status("resolving name...")
stream_frame.cancel_func = resolve_d.cancel
payment_rate_manager = PaymentRateManager(self.session.base_payment_rate_manager)
def update_stream_name(value):
if 'name' in value:
stream_frame.show_name(value['name'])
if 'description' in value:
stream_frame.show_description(value['description'])
if 'thumbnail' in value:
stream_frame.show_thumbnail(value['thumbnail'])
return value
def get_sd_hash(value):
if 'stream_hash' in value:
return value['stream_hash']
raise UnknownNameError(uri)
def get_sd_blob(sd_hash):
stream_frame.show_metadata_status("name resolved, fetching metadata...")
get_sd_d = StreamDescriptor.download_sd_blob(self.session, sd_hash,
payment_rate_manager)
get_sd_d.addCallback(self.sd_identifier.get_metadata_for_sd_blob)
get_sd_d.addCallbacks(choose_download_factory, bad_sd_blob)
return get_sd_d
def get_info_from_validator(info_validator):
stream_name = None
stream_size = None
for field, val in info_validator.info_to_show():
if field == "suggested_file_name":
stream_name = val
elif field == "stream_name" and stream_name is None:
stream_name = val
elif field == "stream_size":
stream_size = int(val)
if stream_size is None:
stream_size = "unknown"
if stream_name is None:
stream_name = "unknown"
return stream_name, stream_size
def choose_download_factory(metadata):
#info_validator, options, factories = info_and_factories
stream_name, stream_size = get_info_from_validator(metadata.validator)
if isinstance(stream_size, (int, long)):
price = payment_rate_manager.get_effective_min_blob_data_payment_rate()
estimated_cost = stream_size * 1.0 / 2**20 * price
else:
estimated_cost = "unknown"
stream_frame.show_stream_metadata(stream_name, stream_size, estimated_cost)
available_options = metadata.options.get_downloader_options(metadata.validator,
payment_rate_manager)
stream_frame.show_download_options(available_options)
get_downloader_d = defer.Deferred()
def create_downloader(f, chosen_options):
def fire_get_downloader_d(downloader):
if not get_downloader_d.called:
get_downloader_d.callback(downloader)
stream_frame.disable_download_buttons()
d = f.make_downloader(metadata, chosen_options,
payment_rate_manager)
d.addCallback(fire_get_downloader_d)
for factory in metadata.factories:
def choose_factory(f=factory):
chosen_options = stream_frame.get_chosen_options()
create_downloader(f, chosen_options)
stream_frame.add_download_factory(factory, choose_factory)
get_downloader_d.addCallback(start_download)
return get_downloader_d
def show_stream_status(downloader):
total_bytes = downloader.get_total_bytes_cached()
bytes_left_to_download = downloader.get_bytes_left_to_download()
points_paid = payment_rate_manager.points_paid
payment_rate = payment_rate_manager.get_effective_min_blob_data_payment_rate()
points_remaining = 1.0 * bytes_left_to_download * payment_rate / 2**20
stream_frame.show_progress(total_bytes, bytes_left_to_download,
points_paid, points_remaining)
def show_finished(arg, downloader):
show_stream_status(downloader)
stream_frame.show_download_done(payment_rate_manager.points_paid)
return arg
def start_download(downloader):
stream_frame.stream_hash = downloader.stream_hash
l = task.LoopingCall(show_stream_status, downloader)
l.start(1)
d = downloader.start()
stream_frame.cancel_func = downloader.stop
def stop_looping_call(arg):
l.stop()
stream_frame.cancel_func = resolve_d.cancel
return arg
d.addBoth(stop_looping_call)
d.addCallback(show_finished, downloader)
return d
def lookup_failed(err):
stream_frame.show_metadata_status("name lookup failed")
return err
def bad_sd_blob(err):
stream_frame.show_metadata_status("Unknown type or badly formed metadata")
return err
resolve_d.addCallback(update_stream_name)
resolve_d.addCallback(get_sd_hash)
resolve_d.addCallbacks(get_sd_blob, lookup_failed)
def show_err(err):
tkMessageBox.showerror(title="Download Error", message=err.getErrorMessage())
log.error(err.getErrorMessage())
stream_frame.show_download_done(payment_rate_manager.points_paid)
resolve_d.addErrback(lambda err: err.trap(defer.CancelledError, UnknownNameError,
UnknownStreamTypeError, InvalidStreamDescriptorError,
InvalidStreamInfoError))
resolve_d.addErrback(show_err)
def delete_associated_blobs():
if stream_frame.stream_hash is None or self.delete_blobs_on_remove is False:
return defer.succeed(True)
d1 = self.stream_info_manager.get_blobs_for_stream(stream_frame.stream_hash)
def get_blob_hashes(blob_infos):
return [b[0] for b in blob_infos if b[0] is not None]
d1.addCallback(get_blob_hashes)
d2 = self.stream_info_manager.get_sd_blob_hashes_for_stream(stream_frame.stream_hash)
def combine_blob_hashes(results):
blob_hashes = []
for success, result in results:
if success is True:
blob_hashes.extend(result)
return blob_hashes
def delete_blobs(blob_hashes):
return self.session.blob_manager.delete_blobs(blob_hashes)
dl = defer.DeferredList([d1, d2], fireOnOneErrback=True)
dl.addCallback(combine_blob_hashes)
dl.addCallback(delete_blobs)
return dl
resolve_d.addCallback(lambda _: delete_associated_blobs())
self._add_download_deferred(resolve_d, stream_frame)
def _add_download_deferred(self, d, stream_frame):
self.download_deferreds.append(d)
self.stream_frames.append(stream_frame)
def remove_from_list():
self.download_deferreds.remove(d)
self.stream_frames.remove(stream_frame)
d.addBoth(lambda _: remove_from_list())
def test_live_transfer(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
server_args = (sd_hash_queue, kill_event, dead_event)
server = Process(target=start_live_server, args=server_args)
server.start()
self.server_processes.append(server)
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
os.mkdir(db_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer, blob_dir=None,
peer_port=5553, use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLiveStreamMetadataManager(hash_announcer)
d = self.wait_for_hash_from_queue(sd_hash_queue)
def create_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def start_lbry_file(lbry_file):
lbry_file = lbry_file
logging.debug("Calling lbry_file.start()")
return lbry_file.start()
def download_stream(sd_blob_hash):
logging.debug("Downloaded the sd blob. Reading it now")
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_blob_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(create_downloader, prm)
d.addCallback(start_lbry_file)
return d
def do_download(sd_blob_hash):
logging.debug("Starting the download")
d = self.session.setup()
d.addCallback(lambda _: enable_live_stream())
d.addCallback(lambda _: download_stream(sd_blob_hash))
return d
def enable_live_stream():
base_live_stream_payment_rate_manager = BaseLiveStreamPaymentRateManager(
MIN_BLOB_INFO_PAYMENT_RATE
)
add_live_stream_to_sd_identifier(sd_identifier,
base_live_stream_payment_rate_manager)
add_full_live_stream_downloader_to_sd_identifier(self.session, self.stream_info_manager,
sd_identifier,
base_live_stream_payment_rate_manager)
d.addCallback(do_download)
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "215b177db8eed86d028b37e5cbad55c7")
d.addCallback(lambda _: check_md5_sum())
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d.addBoth(stop)
return d
def test_lbry_transfer(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_event, 5209343))
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing transfer")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=blob_dir, peer_port=5553,
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLBRYFileMetadataManager()
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def download_file(sd_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = self.session.setup()
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
class TestTransfer(TestCase):
def setUp(self):
self.server_processes = []
self.session = None
self.stream_info_manager = None
self.lbry_file_manager = None
self.addCleanup(self.take_down_env)
def take_down_env(self):
d = defer.succeed(True)
if self.lbry_file_manager is not None:
d.addCallback(lambda _: self.lbry_file_manager.stop())
if self.session is not None:
d.addCallback(lambda _: self.session.shut_down())
if self.stream_info_manager is not None:
d.addCallback(lambda _: self.stream_info_manager.stop())
def delete_test_env():
dirs = ['server', 'server1', 'server2', 'client']
files = ['test_file']
for di in dirs:
if os.path.exists(di):
shutil.rmtree(di)
for f in files:
if os.path.exists(f):
os.remove(f)
for p in self.server_processes:
p.terminate()
return True
d.addCallback(lambda _: threads.deferToThread(delete_test_env))
return d
@staticmethod
def wait_for_event(event, timeout):
from twisted.internet import reactor
d = defer.Deferred()
def stop():
set_check.stop()
if stop_call.active():
stop_call.cancel()
d.callback(True)
def check_if_event_set():
if event.is_set():
logging.debug("Dead event has been found set")
stop()
def done_waiting():
logging.warning("Event has not been found set and timeout has expired")
stop()
set_check = task.LoopingCall(check_if_event_set)
set_check.start(.1)
stop_call = reactor.callLater(timeout, done_waiting)
return d
@staticmethod
def wait_for_hash_from_queue(hash_queue):
logging.debug("Waiting for the sd_hash to come through the queue")
d = defer.Deferred()
def check_for_start():
if hash_queue.empty() is False:
logging.debug("Client start event has been found set")
start_check.stop()
d.callback(hash_queue.get(False))
else:
logging.debug("Client start event has NOT been found set")
start_check = task.LoopingCall(check_for_start)
start_check.start(1.0)
return d
def test_lbry_transfer(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_event, 5209343))
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing transfer")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=blob_dir, peer_port=5553,
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLBRYFileMetadataManager()
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def download_file(sd_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = self.session.setup()
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
def test_live_transfer(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
server_args = (sd_hash_queue, kill_event, dead_event)
server = Process(target=start_live_server, args=server_args)
server.start()
self.server_processes.append(server)
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
os.mkdir(db_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer, blob_dir=None,
peer_port=5553, use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLiveStreamMetadataManager(hash_announcer)
d = self.wait_for_hash_from_queue(sd_hash_queue)
def create_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def start_lbry_file(lbry_file):
lbry_file = lbry_file
logging.debug("Calling lbry_file.start()")
return lbry_file.start()
def download_stream(sd_blob_hash):
logging.debug("Downloaded the sd blob. Reading it now")
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_blob_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(create_downloader, prm)
d.addCallback(start_lbry_file)
return d
def do_download(sd_blob_hash):
logging.debug("Starting the download")
d = self.session.setup()
d.addCallback(lambda _: enable_live_stream())
d.addCallback(lambda _: download_stream(sd_blob_hash))
return d
def enable_live_stream():
base_live_stream_payment_rate_manager = BaseLiveStreamPaymentRateManager(
MIN_BLOB_INFO_PAYMENT_RATE
)
add_live_stream_to_sd_identifier(sd_identifier,
base_live_stream_payment_rate_manager)
add_full_live_stream_downloader_to_sd_identifier(self.session, self.stream_info_manager,
sd_identifier,
base_live_stream_payment_rate_manager)
d.addCallback(do_download)
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "215b177db8eed86d028b37e5cbad55c7")
d.addCallback(lambda _: check_md5_sum())
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d.addBoth(stop)
return d
def test_last_blob_retrieval(self):
kill_event = Event()
dead_event_1 = Event()
blob_hash_queue_1 = Queue()
blob_hash_queue_2 = Queue()
fast_uploader = Process(target=start_blob_uploader,
args=(blob_hash_queue_1, kill_event, dead_event_1, False))
fast_uploader.start()
self.server_processes.append(fast_uploader)
dead_event_2 = Event()
slow_uploader = Process(target=start_blob_uploader,
args=(blob_hash_queue_2, kill_event, dead_event_2, True))
slow_uploader.start()
self.server_processes.append(slow_uploader)
logging.debug("Testing transfer")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 2)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=blob_dir, peer_port=5553,
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
d1 = self.wait_for_hash_from_queue(blob_hash_queue_1)
d2 = self.wait_for_hash_from_queue(blob_hash_queue_2)
d = defer.DeferredList([d1, d2], fireOnOneErrback=True)
def get_blob_hash(results):
self.assertEqual(results[0][1], results[1][1])
return results[0][1]
d.addCallback(get_blob_hash)
def download_blob(blob_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
downloader = StandaloneBlobDownloader(blob_hash, self.session.blob_manager, peer_finder,
rate_limiter, prm, wallet)
d = downloader.download()
return d
def start_transfer(blob_hash):
logging.debug("Starting the transfer")
d = self.session.setup()
d.addCallback(lambda _: download_blob(blob_hash))
return d
d.addCallback(start_transfer)
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d1 = self.wait_for_event(dead_event_1, 15)
d2 = self.wait_for_event(dead_event_2, 15)
dl = defer.DeferredList([d1, d2])
def print_shutting_down():
logging.info("Client is shutting down")
dl.addCallback(lambda _: print_shutting_down())
dl.addCallback(lambda _: arg)
return dl
d.addBoth(stop)
return d
def test_double_download(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_event, 5209343))
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing double download")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
downloaders = []
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=blob_dir, peer_port=5553, use_upnp=False,
rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = DBLBRYFileMetadataManager(self.session.db_dir)
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def append_downloader(downloader):
downloaders.append(downloader)
return downloader
def download_file(sd_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(append_downloader)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
def delete_lbry_file():
logging.debug("deleting the file...")
d = self.lbry_file_manager.delete_lbry_file(downloaders[0])
d.addCallback(lambda _: self.lbry_file_manager.get_count_for_stream_hash(downloaders[0].stream_hash))
d.addCallback(lambda c: self.stream_info_manager.delete_stream(downloaders[1].stream_hash) if c == 0 else True)
return d
def check_lbry_file():
d = downloaders[1].status()
d.addCallback(lambda _: downloaders[1].status())
def check_status_report(status_report):
self.assertEqual(status_report.num_known, status_report.num_completed)
self.assertEqual(status_report.num_known, 3)
d.addCallback(check_status_report)
return d
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = self.session.setup()
d.addCallback(lambda _: self.stream_info_manager.setup())
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: delete_lbry_file())
d.addCallback(lambda _: check_lbry_file())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
def test_multiple_uploaders(self):
sd_hash_queue = Queue()
num_uploaders = 3
kill_event = Event()
dead_events = [Event() for _ in range(num_uploaders)]
ready_events = [Event() for _ in range(1, num_uploaders)]
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_events[0],
9373419, 2**22))
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing multiple uploaders")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, num_uploaders)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=None, peer_port=5553,
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLBRYFileMetadataManager()
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
def start_additional_uploaders(sd_hash):
for i in range(1, num_uploaders):
uploader = Process(target=start_lbry_reuploader,
args=(sd_hash, kill_event, dead_events[i], ready_events[i-1], i, 2**10))
uploader.start()
self.server_processes.append(uploader)
return defer.succeed(True)
def wait_for_ready_events():
return defer.DeferredList([self.wait_for_event(ready_event, 60) for ready_event in ready_events])
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def download_file(sd_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "e5941d615f53312fd66638239c1f90d5")
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = start_additional_uploaders(sd_hash)
d.addCallback(lambda _: wait_for_ready_events())
d.addCallback(lambda _: self.session.setup())
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = defer.DeferredList([self.wait_for_event(dead_event, 15) for dead_event in dead_events])
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
def test_multiple_uploaders(self):
sd_hash_queue = Queue()
num_uploaders = 3
kill_event = Event()
dead_events = [Event() for _ in range(num_uploaders)]
ready_events = [Event() for _ in range(1, num_uploaders)]
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_events[0],
9373419, 2**22))
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing multiple uploaders")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, num_uploaders)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir = "client"
blob_dir = os.path.join(db_dir, "blobfiles")
os.mkdir(db_dir)
os.mkdir(blob_dir)
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
peer_finder=peer_finder, hash_announcer=hash_announcer,
blob_dir=None, peer_port=5553,
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
self.stream_info_manager = TempLBRYFileMetadataManager()
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
def start_additional_uploaders(sd_hash):
for i in range(1, num_uploaders):
uploader = Process(target=start_lbry_reuploader,
args=(sd_hash, kill_event, dead_events[i], ready_events[i-1], i, 2**10))
uploader.start()
self.server_processes.append(uploader)
return defer.succeed(True)
def wait_for_ready_events():
return defer.DeferredList([self.wait_for_event(ready_event, 60) for ready_event in ready_events])
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
return factories[0].make_downloader(metadata, chosen_options, prm)
def download_file(sd_hash):
prm = PaymentRateManager(self.session.base_payment_rate_manager)
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(), "e5941d615f53312fd66638239c1f90d5")
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = start_additional_uploaders(sd_hash)
d.addCallback(lambda _: wait_for_ready_events())
d.addCallback(lambda _: self.session.setup())
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = defer.DeferredList([self.wait_for_event(dead_event, 15) for dead_event in dead_events])
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
