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clean up

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Jack 2016-10-13 13:35:55 -04:00
parent 782e197e66
commit 19c2264429
19 changed files with 235 additions and 179 deletions
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55
lbrynet/core/BlobAvailability.py
View file

@ -2,7 +2,6 @@ import logging
from twisted.internet import defer
from twisted.internet.task import LoopingCall
from lbrynet.core.PeerFinder import DummyPeerFinder
from decimal import Decimal
log = logging.getLogger(__name__)
@ -48,7 +47,7 @@ class BlobAvailabilityTracker(object):
def get_availability_for_blobs(self, blobs):
dl = [self.get_blob_availability(blob) for blob in blobs if blob]
d = defer.DeferredList(dl)
d.addCallback(lambda results: [r[1] for r in results])
d.addCallback(lambda results: [val for success, val in results if success])
return d
def _update_peers_for_blob(self, blob):
@ -62,15 +61,15 @@ class BlobAvailabilityTracker(object):
d.addCallback(lambda peers: _save_peer_info(blob, peers))
return d
def _update_most_popular(self):
def _get_most_popular():
dl = []
for (hash, _) in self._dht_node.get_most_popular_hashes(100):
encoded = hash.encode('hex')
dl.append(self._update_peers_for_blob(encoded))
return defer.DeferredList(dl)
def _get_most_popular(self):
dl = []
for (hash, _) in self._dht_node.get_most_popular_hashes(100):
encoded = hash.encode('hex')
dl.append(self._update_peers_for_blob(encoded))
return defer.DeferredList(dl)
d = _get_most_popular()
def _update_most_popular(self):
d = self._get_most_popular()
d.addCallback(lambda _: self._get_mean_peers())
def _update_mine(self):
@ -88,39 +87,3 @@ class BlobAvailabilityTracker(object):
num_peers = [len(self.availability[blob]) for blob in self.availability]
mean = Decimal(sum(num_peers)) / Decimal(max(1, len(num_peers)))
self.last_mean_availability = mean
class DummyBlobAvailabilityTracker(BlobAvailabilityTracker):
"""
Class to track peer counts for known blobs, and to discover new popular blobs
Attributes:
availability (dict): dictionary of peers for known blobs
"""
def __init__(self, blob_manager=None, peer_finder=None, dht_node=None):
self.availability = {
'91dc64cf1ff42e20d627b033ad5e4c3a4a96856ed8a6e3fb4cd5fa1cfba4bf72eefd325f579db92f45f4355550ace8e7': ['1.2.3.4'],
'b2e48bb4c88cf46b76adf0d47a72389fae0cd1f19ed27dc509138c99509a25423a4cef788d571dca7988e1dca69e6fa0': ['1.2.3.4', '1.2.3.4'],
'6af95cd062b4a179576997ef1054c9d2120f8592eea045e9667bea411d520262cd5a47b137eabb7a7871f5f8a79c92dd': ['1.2.3.4', '1.2.3.4', '1.2.3.4'],
'6d8017aba362e5c5d0046625a039513419810a0397d728318c328a5cc5d96efb589fbca0728e54fe5adbf87e9545ee07': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'5a450b416275da4bdff604ee7b58eaedc7913c5005b7184fc3bc5ef0b1add00613587f54217c91097fc039ed9eace9dd': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'd7c82e6cac093b3f16107d2ae2b2c75424f1fcad2c7fbdbe66e4a13c0b6bd27b67b3a29c403b82279ab0f7c1c48d6787': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'9dbda74a472a2e5861a5d18197aeba0f5de67c67e401124c243d2f0f41edf01d7a26aeb0b5fc9bf47f6361e0f0968e2c': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'8c70d5e2f5c3a6085006198e5192d157a125d92e7378794472007a61947992768926513fc10924785bdb1761df3c37e6': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'f99d24cd50d4bfd77c2598bfbeeb8415bf0feef21200bdf0b8fbbde7751a77b7a2c68e09c25465a2f40fba8eecb0b4e0': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'c84aa1fd8f5009f7c4e71e444e40d95610abc1480834f835eefb267287aeb10025880a3ce22580db8c6d92efb5bc0c9c': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
}
self.last_mean_availability = Decimal(0.0)
self._blob_manager = blob_manager
self._peer_finder = DummyPeerFinder()
self._dht_node = dht_node
self._check_popular = None
self._check_mine = None
self._get_mean_peers()
def start(self):
pass
def stop(self):
pass

12
lbrynet/core/Offer.py
View file

@ -2,9 +2,7 @@ from decimal import Decimal
class Offer(object):
"""
A rate offer to download blobs from a host
"""
"""A rate offer to download blobs from a host."""
RATE_ACCEPTED = "RATE_ACCEPTED"
RATE_TOO_LOW = "RATE_TOO_LOW"
@ -21,11 +19,11 @@ class Offer(object):
self.unset()
@property
def accepted(self):
def is_accepted(self):
return self._state is Offer.RATE_ACCEPTED
@property
def too_low(self):
def is_too_low(self):
return self._state is Offer.RATE_TOO_LOW
@property
@ -34,9 +32,9 @@ class Offer(object):
@property
def message(self):
if self.accepted:
if self.is_accepted:
return Offer.RATE_ACCEPTED
elif self.too_low:
elif self.is_too_low:
return Offer.RATE_TOO_LOW
elif self.is_unset:
return Offer.RATE_UNSET

18
lbrynet/core/PaymentRateManager.py
View file

@ -1,9 +1,10 @@
from lbrynet.core.Strategy import get_default_strategy
from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE, MIN_BLOB_INFO_PAYMENT_RATE
class BasePaymentRateManager(object):
def __init__(self, rate):
def __init__(self, rate=MIN_BLOB_DATA_PAYMENT_RATE, info_rate=MIN_BLOB_INFO_PAYMENT_RATE):
self.min_blob_data_payment_rate = rate
self.min_blob_info_payment_rate = info_rate
class PaymentRateManager(object):
@ -41,11 +42,12 @@ class NegotiatedPaymentRateManager(object):
"""
self.base = base
self.min_blob_data_payment_rate = self.base.min_blob_data_payment_rate
self.points_paid = 0.0
self.blob_tracker = availability_tracker
self.generous = generous
self.strategy = get_default_strategy(self.blob_tracker, base_price=self.min_blob_data_payment_rate, is_generous=generous)
self.strategy = get_default_strategy(self.blob_tracker,
base_price=self.base.min_blob_data_payment_rate,
is_generous=generous)
def get_rate_blob_data(self, peer, blobs):
response = self.strategy.make_offer(peer, blobs)
@ -53,12 +55,12 @@ class NegotiatedPaymentRateManager(object):
def accept_rate_blob_data(self, peer, blobs, offer):
offer = self.strategy.respond_to_offer(offer, peer, blobs)
self.strategy.offer_accepted(peer, offer)
return offer.accepted
self.strategy.update_accepted_offers(peer, offer)
return offer.is_accepted
def reply_to_offer(self, peer, blobs, offer):
reply = self.strategy.respond_to_offer(offer, peer, blobs)
self.strategy.offer_accepted(peer, reply)
self.strategy.update_accepted_offers(peer, reply)
return reply
def get_rate_for_peer(self, peer):
@ -68,4 +70,4 @@ class NegotiatedPaymentRateManager(object):
self.points_paid += amount
def record_offer_reply(self, peer, offer):
self.strategy.offer_accepted(peer, offer)
self.strategy.update_accepted_offers(peer, offer)

7
lbrynet/core/Peer.py
View file

@ -1,5 +1,6 @@
from collections import defaultdict
import datetime
from collections import defaultdict
from lbrynet.core import utils
class Peer(object):
@ -12,7 +13,7 @@ class Peer(object):
self.stats = defaultdict(float) # {string stat_type, float count}
def is_available(self):
if self.attempt_connection_at is None or datetime.datetime.today() > self.attempt_connection_at:
if self.attempt_connection_at is None or utils.today() > self.attempt_connection_at:
return True
return False
@ -23,7 +24,7 @@ class Peer(object):
def report_down(self):
self.down_count += 1
timeout_time = datetime.timedelta(seconds=60 * self.down_count)
self.attempt_connection_at = datetime.datetime.today() + timeout_time
self.attempt_connection_at = utils.today() + timeout_time
def update_score(self, score_change):
self.score += score_change

24
lbrynet/core/PriceModel.py
View file

@ -1,9 +1,12 @@
from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE
from zope.interface import implementer
from decimal import Decimal
from lbrynet.interfaces import IBlobPriceModel
from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE
def get_default_price_model(blob_tracker, **kwargs):
return MeanAvailabilityWeightedPrice(blob_tracker, **kwargs)
def get_default_price_model(blob_tracker, base_price, **kwargs):
return MeanAvailabilityWeightedPrice(blob_tracker, base_price, **kwargs)
class MeanAvailabilityWeightedPrice(object):
@ -11,12 +14,12 @@ class MeanAvailabilityWeightedPrice(object):
Calculate mean-blob-availability and stream-position weighted price for a blob
Attributes:
min_price (float): minimum accepted price
base_price (float): base price to shift from
alpha (float): constant used to more highly value blobs at the beginning of a stream
alpha defaults to 1.0, which has a null effect
base_price (float): base price
alpha (float): constant, > 0.0 and <= 1.0, used to more highly value blobs at the beginning of a stream.
alpha defaults to 1.0, which has a null effect
blob_tracker (BlobAvailabilityTracker): blob availability tracker
"""
implementer(IBlobPriceModel)
def __init__(self, tracker, base_price=MIN_BLOB_DATA_PAYMENT_RATE, alpha=1.0):
self.blob_tracker = tracker
@ -32,10 +35,13 @@ class MeanAvailabilityWeightedPrice(object):
def _frontload(self, index):
"""
Get frontload multipler
Get front-load multiplier, used to weight prices of blobs in a stream towards the front of the stream.
At index 0, returns 1.0
As index increases, return value approaches 2.0
@param index: blob position in stream
@return: frontload multipler
@return: front-load multiplier
"""
return Decimal(2.0) - (self.alpha ** index)

18
lbrynet/core/Session.py
View file

@ -27,9 +27,9 @@ class Session(object):
the rate limiter, which attempts to ensure download and upload rates stay below a set maximum,
and upnp, which opens holes in compatible firewalls so that remote peers can connect to this peer."""
def __init__(self, blob_data_payment_rate, db_dir=None, lbryid=None, peer_manager=None, dht_node_port=None,
known_dht_nodes=None, peer_finder=None, hash_announcer=None,
blob_dir=None, blob_manager=None, peer_port=None, use_upnp=True,
rate_limiter=None, wallet=None, dht_node_class=node.Node, blob_tracker_class=None):
known_dht_nodes=None, peer_finder=None, hash_announcer=None, blob_dir=None, blob_manager=None,
peer_port=None, use_upnp=True, rate_limiter=None, wallet=None, dht_node_class=node.Node,
blob_tracker_class=None, payment_rate_manager_class=None):
"""
@param blob_data_payment_rate: The default payment rate for blob data
@ -108,6 +108,7 @@ class Session(object):
self.base_payment_rate_manager = BasePaymentRateManager(blob_data_payment_rate)
self.payment_rate_manager = None
self.payment_rate_manager_class = payment_rate_manager_class or NegotiatedPaymentRateManager
def setup(self):
"""Create the blob directory and database if necessary, start all desired services"""
@ -260,12 +261,17 @@ class Session(object):
if self.blob_dir is None:
self.blob_manager = TempBlobManager(self.hash_announcer)
else:
self.blob_manager = DiskBlobManager(self.hash_announcer, self.blob_dir, self.db_dir)
self.blob_manager = DiskBlobManager(self.hash_announcer,
self.blob_dir,
self.db_dir)
if self.blob_tracker is None:
self.blob_tracker = self.blob_tracker_class(self.blob_manager, self.peer_finder, self.dht_node)
self.blob_tracker = self.blob_tracker_class(self.blob_manager,
self.peer_finder,
self.dht_node)
if self.payment_rate_manager is None:
self.payment_rate_manager = NegotiatedPaymentRateManager(self.base_payment_rate_manager, self.blob_tracker)
self.payment_rate_manager = self.payment_rate_manager_class(self.base_payment_rate_manager,
self.blob_tracker)
self.rate_limiter.start()
d1 = self.blob_manager.setup()

100
lbrynet/core/Strategy.py
View file

@ -1,17 +1,20 @@
import logging
from zope.interface import implementer
from decimal import Decimal
from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE
from lbrynet.interfaces import INegotiationStrategy
from lbrynet.core.Offer import Offer
from lbrynet.core.PriceModel import MeanAvailabilityWeightedPrice
log = logging.getLogger(__name__)
def get_default_strategy(blob_tracker, **kwargs):
return BasicAvailabilityWeightedStrategy(blob_tracker, **kwargs)
class BaseStrategy(object):
class Strategy(object):
"""
Base for negotiation strategies
"""
implementer(INegotiationStrategy)
def __init__(self, price_model, max_rate, min_rate, is_generous=True):
self.price_model = price_model
self.is_generous = is_generous
@ -21,24 +24,15 @@ class BaseStrategy(object):
self.max_rate = max_rate or Decimal(self.price_model.base_price * 100)
self.min_rate = Decimal(min_rate)
def add_offer_sent(self, peer):
turn = self.offers_sent.get(peer, 0) + 1
self.offers_sent.update({peer: turn})
def _make_rate_offer(self, rates, offer_count):
return NotImplementedError()
def add_offer_received(self, peer):
turn = self.offers_received.get(peer, 0) + 1
self.offers_received.update({peer: turn})
def calculate_price_target(self, *args):
return self.price_model.calculate_price(*args)
def bounded_price(self, price):
price_for_return = Decimal(min(self.max_rate, max(price, self.min_rate)))
return price_for_return
def _get_response_rate(self, rates, offer_count):
return NotImplementedError()
def make_offer(self, peer, blobs):
offer_count = self.offers_sent.get(peer, 0)
self.add_offer_sent(peer)
self._add_offer_sent(peer)
if peer in self.accepted_offers:
# if there was a previous accepted offer, use that
offer = self.accepted_offers[peer]
@ -46,67 +40,65 @@ class BaseStrategy(object):
# Try asking for it for free
offer = Offer(Decimal(0.0))
else:
rates = [self.calculate_price_target(blob) for blob in blobs]
price = self._make_offer(rates, offer_count)
bounded_price = self.bounded_price(price)
offer = Offer(bounded_price)
log.debug("Offering: %s", offer.rate)
rates = [self.price_model.calculate_price(blob) for blob in blobs]
price = self._make_rate_offer(rates, offer_count)
offer = Offer(price)
return offer
def offer_accepted(self, peer, offer):
if not offer.accepted and peer in self.accepted_offers:
del self.accepted_offers[peer]
log.debug("Throwing out old accepted offer")
if offer.accepted:
self.accepted_offers.update({peer: offer})
log.debug("Updated accepted offer %f", offer.rate)
def respond_to_offer(self, offer, peer, blobs):
offer_count = self.offers_received.get(peer, 0)
self.add_offer_received(peer)
rates = [self.calculate_price_target(blob) for blob in blobs]
price = self._respond_to_offer(rates, offer_count)
bounded_price = self.bounded_price(price)
log.debug("Price target: %f", price)
self._add_offer_received(peer)
rates = [self.price_model.calculate_price(blob) for blob in blobs]
price = self._get_response_rate(rates, offer_count)
if peer in self.accepted_offers:
offer = self.accepted_offers[peer]
log.debug("Already accepted %f", offer.rate)
elif offer.rate == 0.0 and offer_count == 0 and self.is_generous:
# give blobs away for free by default on the first request
offer.accept()
self.accepted_offers.update({peer: offer})
elif offer.rate >= bounded_price:
log.debug("Accept: %f", offer.rate)
elif offer.rate >= price:
offer.accept()
self.accepted_offers.update({peer: offer})
else:
log.debug("Reject: %f", offer.rate)
offer.reject()
if peer in self.accepted_offers:
del self.accepted_offers[peer]
return offer
def _make_offer(self, rates, offer_count):
return NotImplementedError()
def update_accepted_offers(self, peer, offer):
if not offer.is_accepted and peer in self.accepted_offers:
del self.accepted_offers[peer]
if offer.is_accepted:
self.accepted_offers.update({peer: offer})
def _respond_to_offer(self, rates, offer_count):
return NotImplementedError()
def _add_offer_sent(self, peer):
turn = self.offers_sent.get(peer, 0) + 1
self.offers_sent.update({peer: turn})
def _add_offer_received(self, peer):
turn = self.offers_received.get(peer, 0) + 1
self.offers_received.update({peer: turn})
def _bounded_price(self, price):
price_for_return = Decimal(min(self.max_rate, max(price, self.min_rate)))
return price_for_return
class BasicAvailabilityWeightedStrategy(BaseStrategy):
class BasicAvailabilityWeightedStrategy(Strategy):
"""
Basic strategy to target blob prices based on supply relative to mean supply
Discount price target with each incoming request, and raise it with each outgoing from the modeled price
until the rate is accepted or a threshold is reached
"""
implementer(INegotiationStrategy)
def __init__(self, blob_tracker, acceleration=1.25, deceleration=0.9, max_rate=None, min_rate=0.0,
is_generous=True, base_price=MIN_BLOB_DATA_PAYMENT_RATE, alpha=1.0):
is_generous=True, base_price=0.0001, alpha=1.0):
price_model = MeanAvailabilityWeightedPrice(blob_tracker, base_price=base_price, alpha=alpha)
BaseStrategy.__init__(self, price_model, max_rate, min_rate, is_generous)
self._acceleration = Decimal(acceleration) # rate of how quickly to ramp offer
Strategy.__init__(self, price_model, max_rate, min_rate, is_generous)
self._acceleration = Decimal(acceleration) # rate of how quickly to ramp offer
self._deceleration = Decimal(deceleration)
def _get_mean_rate(self, rates):
@ -119,12 +111,14 @@ class BasicAvailabilityWeightedStrategy(BaseStrategy):
def _discount(self, rate, turn):
return rate * (self._deceleration ** Decimal(turn))
def _respond_to_offer(self, rates, offer_count):
def _get_response_rate(self, rates, offer_count):
rate = self._get_mean_rate(rates)
discounted = self._discount(rate, offer_count)
return round(discounted, 5)
rounded_price = round(discounted, 5)
return self._bounded_price(rounded_price)
def _make_offer(self, rates, offer_count):
def _make_rate_offer(self, rates, offer_count):
rate = self._get_mean_rate(rates)
with_premium = self._premium(rate, offer_count)
return round(with_premium, 5)
rounded_price = round(with_premium, 5)
return self._bounded_price(rounded_price)

13
lbrynet/core/client/BlobRequester.py
View file

@ -29,6 +29,7 @@ def get_points(num_bytes, rate):
def cache(fn):
"""Caches the function call for each instance"""
attr = '__{}_value'.format(fn.__name__)
def helper(self):
if not hasattr(self, attr):
value = fn(self)
@ -345,9 +346,9 @@ class PriceRequest(RequestHelper):
def _get_price_request(self):
rate = self.get_and_save_rate()
if rate is None:
log.debug("No blobs to request from %s", str(self.peer))
log.debug("No blobs to request from %s", self.peer)
raise Exception('Cannot make a price request without a payment rate')
log.debug("Offer rate %s to %s for %i blobs", str(rate), str(self.peer), len(self.available_blobs))
log.debug("Offer rate %s to %s for %i blobs", rate, self.peer, len(self.available_blobs))
request_dict = {'blob_data_payment_rate': rate}
return ClientRequest(request_dict, 'blob_data_payment_rate')
@ -367,11 +368,11 @@ class PriceRequest(RequestHelper):
offer.handle(response_dict['blob_data_payment_rate'])
self.payment_rate_manager.record_offer_reply(self.peer.host, offer)
if offer.accepted:
log.info("Offered rate %f/mb accepted by %s", rate, str(self.peer.host))
if offer.is_accepted:
log.debug("Offered rate %f/mb accepted by %s", rate, str(self.peer.host))
return True
elif offer.too_low:
log.info("Offered rate %f/mb rejected by %s", rate, str(self.peer.host))
elif offer.is_too_low:
log.debug("Offered rate %f/mb rejected by %s", rate, str(self.peer.host))
del self.protocol_prices[self.protocol]
return True
else:

10
lbrynet/core/server/BlobRequestHandler.py
View file

@ -104,15 +104,15 @@ class BlobRequestHandler(object):
def _handle_payment_rate_query(self, offer, request):
blobs = self._blobs_requested
log.info("Offered rate %f LBC/mb for %i blobs", offer.rate, len(blobs))
log.debug("Offered rate %f LBC/mb for %i blobs", offer.rate, len(blobs))
reply = self.payment_rate_manager.reply_to_offer(self.peer, blobs, offer)
if reply.accepted:
if reply.is_accepted:
self.blob_data_payment_rate = offer.rate
request[self.PAYMENT_RATE_QUERY] = "RATE_ACCEPTED"
log.info("Accepted rate: %f", offer.rate)
elif reply.too_low:
log.debug("Accepted rate: %f", offer.rate)
elif reply.is_too_low:
request[self.PAYMENT_RATE_QUERY] = "RATE_TOO_LOW"
log.info("Reject rate: %f", offer.rate)
log.debug("Reject rate: %f", offer.rate)
elif reply.is_unset:
log.warning("Rate unset")
request['incoming_blob'] = {'error': 'RATE_UNSET'}

7
lbrynet/core/utils.py
View file

@ -4,6 +4,7 @@ import random
import os
import json
import yaml
import datetime
from lbrynet.core.cryptoutils import get_lbry_hash_obj
@ -76,4 +77,8 @@ def save_settings(path, settings):
assert encoder is not False, "Unknown settings format .%s" % ext
f = open(path, 'w')
f.write(encoder(settings))
f.close()
f.close()
def today():
return datetime.datetime.today()

56
lbrynet/interfaces.py
View file

@ -647,4 +647,60 @@ class IWallet(Interface):
@type amount: float
@return: None
"""
class IBlobPriceModel(Interface):
"""
A blob price model
Used by INegotiationStrategy classes
"""
def calculate_price(self, blob):
"""
Calculate the price for a blob
@param blob: a blob hash
@type blob: str
@return: blob price target
@type: Decimal
"""
class INegotiationStrategy(Interface):
"""
Strategy to negotiate download payment rates
"""
def make_offer(self, peer, blobs):
"""
Make a rate offer for the given peer and blobs
@param peer: peer to make an offer to
@type: str
@param blobs: blob hashes to make an offer for
@type: list
@return: rate offer
@rtype: Offer
"""
def respond_to_offer(self, offer, peer, blobs):
"""
Respond to a rate offer given by a peer
@param offer: offer to reply to
@type: Offer
@param peer: peer to make an offer to
@type: str
@param blobs: blob hashes to make an offer for
@type: list
@return: accepted, rejected, or unset offer
@rtype: Offer
"""

10
lbrynet/lbryfile/client/EncryptedFileOptions.py
View file

@ -14,16 +14,16 @@ class EncryptedFileOptions(object):
prm = payment_rate_manager
def get_default_data_rate_description():
if prm.min_blob_data_payment_rate is None:
if prm.base.min_blob_data_payment_rate is None:
return "Application default (%s LBC/MB)" % str(prm.base.min_blob_data_payment_rate)
else:
return "%f LBC/MB" % prm.min_blob_data_payment_rate
return "%f LBC/MB" % prm.base.min_blob_data_payment_rate
rate_choices = []
rate_choices.append(DownloadOptionChoice(prm.min_blob_data_payment_rate,
rate_choices.append(DownloadOptionChoice(prm.base.min_blob_data_payment_rate,
"No change - %s" % get_default_data_rate_description(),
"No change - %s" % get_default_data_rate_description()))
if prm.min_blob_data_payment_rate is not None:
if prm.base.min_blob_data_payment_rate is not None:
rate_choices.append(DownloadOptionChoice(None,
"Application default (%s LBC/MB)" % str(prm.base.min_blob_data_payment_rate),
"Application default (%s LBC/MB)" % str(prm.base.min_blob_data_payment_rate)))
@ -36,7 +36,7 @@ class EncryptedFileOptions(object):
rate_choices,
"Rate which will be paid for data",
"data payment rate",
prm.min_blob_data_payment_rate,
prm.base.min_blob_data_payment_rate,
get_default_data_rate_description()
),
DownloadOption(

14
lbrynet/lbrynet_console/Console.py
View file

@ -20,7 +20,6 @@ from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE, API_CONNECTION_STRING # ,
from lbrynet.core.utils import generate_id
from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier
from lbrynet.core.PaymentRateManager import PaymentRateManager
from lbrynet.core.server.BlobAvailabilityHandler import BlobAvailabilityHandlerFactory
from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
from lbrynet.core.PTCWallet import PTCWallet
@ -363,19 +362,14 @@ class Console():
def _setup_query_handlers(self):
handlers = [
#CryptBlobInfoQueryHandlerFactory(self.lbry_file_metadata_manager, self.session.wallet,
# self._server_payment_rate_manager),
BlobAvailabilityHandlerFactory(self.session.blob_manager),
#BlobRequestHandlerFactory(self.session.blob_manager, self.session.wallet,
# self._server_payment_rate_manager),
self.session.wallet.get_wallet_info_query_handler_factory(),
]
def get_blob_request_handler_factory(rate):
self.blob_request_payment_rate_manager = PaymentRateManager(
self.session.base_payment_rate_manager, rate
)
handlers.append(BlobRequestHandlerFactory(self.session.blob_manager, self.session.wallet,
self.blob_request_payment_rate_manager = PaymentRateManager(self.session.base_payment_rate_manager,
rate)
handlers.append(BlobRequestHandlerFactory(self.session.blob_manager,
self.session.wallet,
self.blob_request_payment_rate_manager))
d1 = self.settings.get_server_data_payment_rate()

3
lbrynet/lbrynet_daemon/Daemon.py
View file

@ -773,9 +773,6 @@ class Daemon(jsonrpc.JSONRPC):
def _setup_query_handlers(self):
handlers = [
# CryptBlobInfoQueryHandlerFactory(self.lbry_file_metadata_manager, self.session.wallet,
# self._server_payment_rate_manager),
# BlobAvailabilityHandlerFactory(self.session.blob_manager),
BlobRequestHandlerFactory(self.session.blob_manager, self.session.wallet,
self.session.payment_rate_manager),
self.session.wallet.get_wallet_info_query_handler_factory(),

5
tests/functional/test_misc.py
View file

@ -33,10 +33,9 @@ from twisted.trial.unittest import TestCase
from twisted.python.failure import Failure
import os
from lbrynet.dht.node import Node
from lbrynet.core.BlobAvailability import DummyBlobAvailabilityTracker
from tests.mocks import DummyBlobAvailabilityTracker
from lbrynet.core.PeerManager import PeerManager
from lbrynet.core.RateLimiter import DummyRateLimiter, RateLimiter
from lbrynet.core.server.BlobAvailabilityHandler import BlobAvailabilityHandlerFactory
from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
from lbrynet.lbrylive.server.LiveBlobInfoQueryHandler import CryptBlobInfoQueryHandlerFactory
@ -272,7 +271,6 @@ def start_lbry_uploader(sd_hash_queue, kill_event, dead_event, file_size, ul_rat
server_port = None
query_handler_factories = {
BlobAvailabilityHandlerFactory(session.blob_manager): True,
BlobRequestHandlerFactory(session.blob_manager, session.wallet,
session.payment_rate_manager): True,
session.wallet.get_wallet_info_query_handler_factory(): True,
@ -398,7 +396,6 @@ def start_lbry_reuploader(sd_hash, kill_event, dead_event, ready_event, n, ul_ra
server_port = None
query_handler_factories = {
BlobAvailabilityHandlerFactory(session.blob_manager): True,
BlobRequestHandlerFactory(session.blob_manager, session.wallet,
session.payment_rate_manager): True,
session.wallet.get_wallet_info_query_handler_factory(): True,

3
tests/functional/test_reflector.py
View file

@ -12,7 +12,6 @@ from lbrynet.core import PeerManager
from lbrynet.core import RateLimiter
from lbrynet.core import Session
from lbrynet.core import StreamDescriptor
from lbrynet.core import BlobAvailability
from lbrynet.dht.node import Node
from lbrynet.lbryfile import EncryptedFileMetadataManager
from lbrynet.lbryfile.client import EncryptedFileOptions
@ -94,7 +93,7 @@ class TestReflector(unittest.TestCase):
use_upnp=False,
rate_limiter=rate_limiter,
wallet=wallet,
blob_tracker_class=BlobAvailability.DummyBlobAvailabilityTracker,
blob_tracker_class=mocks.DummyBlobAvailabilityTracker,
dht_node_class=Node
)

39
tests/mocks.py
View file

@ -1,9 +1,11 @@
import io
from Crypto.PublicKey import RSA
from decimal import Decimal
from twisted.internet import defer, threads, task, error
from lbrynet.core import PTCWallet
from lbrynet.core.BlobAvailability import BlobAvailabilityTracker
class Node(object):
@ -134,6 +136,43 @@ class GenFile(io.RawIOBase):
return output
class DummyBlobAvailabilityTracker(BlobAvailabilityTracker):
"""
Class to track peer counts for known blobs, and to discover new popular blobs
Attributes:
availability (dict): dictionary of peers for known blobs
"""
def __init__(self, blob_manager=None, peer_finder=None, dht_node=None):
self.availability = {
'91dc64cf1ff42e20d627b033ad5e4c3a4a96856ed8a6e3fb4cd5fa1cfba4bf72eefd325f579db92f45f4355550ace8e7': ['1.2.3.4'],
'b2e48bb4c88cf46b76adf0d47a72389fae0cd1f19ed27dc509138c99509a25423a4cef788d571dca7988e1dca69e6fa0': ['1.2.3.4', '1.2.3.4'],
'6af95cd062b4a179576997ef1054c9d2120f8592eea045e9667bea411d520262cd5a47b137eabb7a7871f5f8a79c92dd': ['1.2.3.4', '1.2.3.4', '1.2.3.4'],
'6d8017aba362e5c5d0046625a039513419810a0397d728318c328a5cc5d96efb589fbca0728e54fe5adbf87e9545ee07': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'5a450b416275da4bdff604ee7b58eaedc7913c5005b7184fc3bc5ef0b1add00613587f54217c91097fc039ed9eace9dd': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'd7c82e6cac093b3f16107d2ae2b2c75424f1fcad2c7fbdbe66e4a13c0b6bd27b67b3a29c403b82279ab0f7c1c48d6787': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'9dbda74a472a2e5861a5d18197aeba0f5de67c67e401124c243d2f0f41edf01d7a26aeb0b5fc9bf47f6361e0f0968e2c': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'8c70d5e2f5c3a6085006198e5192d157a125d92e7378794472007a61947992768926513fc10924785bdb1761df3c37e6': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'f99d24cd50d4bfd77c2598bfbeeb8415bf0feef21200bdf0b8fbbde7751a77b7a2c68e09c25465a2f40fba8eecb0b4e0': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
'c84aa1fd8f5009f7c4e71e444e40d95610abc1480834f835eefb267287aeb10025880a3ce22580db8c6d92efb5bc0c9c': ['1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4', '1.2.3.4'],
}
self.last_mean_availability = Decimal(0.0)
self._blob_manager = None
self._peer_finder = PeerFinder(11223, 11224, 2)
self._dht_node = None
self._check_popular = None
self._check_mine = None
self._get_mean_peers()
def start(self):
pass
def stop(self):
pass
create_stream_sd_file = {
'stream_name': '746573745f66696c65',
'blobs': [

4
tests/unit/core/server/test_BlobRequestHandler.py
View file

@ -1,14 +1,14 @@
import StringIO
import mock
from twisted.internet import defer, protocol
from twisted.internet import defer
from twisted.test import proto_helpers
from twisted.trial import unittest
from lbrynet.core import Peer
from lbrynet.core.server import BlobRequestHandler
from lbrynet.core.PaymentRateManager import NegotiatedPaymentRateManager, BasePaymentRateManager
from lbrynet.core.BlobAvailability import DummyBlobAvailabilityTracker
from tests.mocks import DummyBlobAvailabilityTracker
class TestBlobRequestHandlerQueries(unittest.TestCase):

16
tests/unit/core/test_Strategy.py
View file

@ -4,8 +4,7 @@ import mock
from lbrynet.core.PaymentRateManager import NegotiatedPaymentRateManager, BasePaymentRateManager
from lbrynet.core.Strategy import BasicAvailabilityWeightedStrategy
from lbrynet.core.Offer import Offer
from lbrynet.core.BlobAvailability import DummyBlobAvailabilityTracker
from tests.mocks import DummyBlobAvailabilityTracker
MAX_NEGOTIATION_TURNS = 10
@ -40,18 +39,18 @@ class AvailabilityWeightedStrategyTests(unittest.TestCase):
offer = client_strategy.make_offer(host, blobs)
response1 = host_strategy.respond_to_offer(offer, client, blobs)
client_strategy.offer_accepted(host, response1)
client_strategy.update_accepted_offers(host, response1)
offer = client_strategy.make_offer(host, blobs)
response2 = host_strategy.respond_to_offer(offer, client, blobs)
client_strategy.offer_accepted(host, response2)
client_strategy.update_accepted_offers(host, response2)
self.assertEquals(response1.too_low, False)
self.assertEquals(response1.accepted, True)
self.assertEquals(response1.is_too_low, False)
self.assertEquals(response1.is_accepted, True)
self.assertEquals(response1.rate, 0.0)
self.assertEquals(response2.too_low, False)
self.assertEquals(response2.accepted, True)
self.assertEquals(response2.is_too_low, False)
self.assertEquals(response2.is_accepted, True)
self.assertEquals(response2.rate, 0.0)
def test_how_many_turns_before_accept_with_similar_rate_settings(self):
@ -169,7 +168,6 @@ class AvailabilityWeightedStrategyTests(unittest.TestCase):
turns += 1
self.assertGreater(MAX_NEGOTIATION_TURNS, turns)
def test_how_many_turns_with_generous_host(self):
blobs = [
'b2e48bb4c88cf46b76adf0d47a72389fae0cd1f19ed27dc509138c99509a25423a4cef788d571dca7988e1dca69e6fa0',