def getTarget(username, now, DTMode = None):
if DTMode is None:
DTMode = config.DynamicTargetting
if not DTMode:
return None
if username in userStatus:
status = userStatus[username]
else:
# No record, use default target
userStatus[username] = [None, now, 0]
return clampTarget(None, DTMode)
(targetIn, lastUpdate, work) = status
if work <= config.DynamicTargetGoal:
if now < lastUpdate + config.DynamicTargetWindow and (targetIn is None or targetIn >= networkTarget):
# No reason to change it just yet
return clampTarget(targetIn, DTMode)
if not work:
# No shares received, reset to minimum
if targetIn:
getTarget.logger.debug("No shares from '%s', resetting to minimum target")
userStatus[username] = [None, now, 0]
return clampTarget(None, DTMode)
deltaSec = now - lastUpdate
target = targetIn or config.ShareTarget
target = int(target * config.DynamicTargetGoal * deltaSec / config.DynamicTargetWindow / work)
target = clampTarget(target, DTMode)
if target != targetIn:
pfx = 'Retargetting %s' % (repr(username),)
tin = targetIn or config.ShareTarget
getTarget.logger.debug("%s from: %064x (pdiff %s)" % (pfx, tin, target2pdiff(tin)))
tgt = target or config.ShareTarget
getTarget.logger.debug("%s to: %064x (pdiff %s)" % (pfx, tgt, target2pdiff(tgt)))
userStatus[username] = [target, now, 0]
return target
def getTarget(username, now):
if not config.DynamicTargetting:
return None
if username in userStatus:
status = userStatus[username]
else:
userStatus[username] = [None, now, 0]
return None
(targetIn, lastUpdate, work) = status
if work <= config.DynamicTargetGoal:
if now < lastUpdate + config.DynamicTargetWindow and (
targetIn is None or targetIn >= networkTarget):
return targetIn
if not work:
if targetIn:
getTarget.logger.debug(
"No shares from '%s', resetting to minimum target")
userStatus[username] = [None, now, 0]
return None
deltaSec = now - lastUpdate
target = targetIn or config.ShareTarget
target = int(target * config.DynamicTargetGoal * deltaSec /
config.DynamicTargetWindow / work)
if target >= config.ShareTarget:
target = None
else:
if target < networkTarget:
target = networkTarget
if config.DynamicTargetting == 2:
# Round target to a power of two :)
target = 2**int(log(target, 2) + 1) - 1
if target == config.ShareTarget:
target = None
if target != targetIn:
pfx = 'Retargetting %s' % (repr(username), )
tin = targetIn or config.ShareTarget
getTarget.logger.debug("%s from: %064x (pdiff %s)" %
(pfx, tin, target2pdiff(tin)))
tgt = target or config.ShareTarget
getTarget.logger.debug("%s to: %064x (pdiff %s)" %
(pfx, tgt, target2pdiff(tgt)))
userStatus[username] = [target, now, 0]
return target
def getTarget(username, now):
if not config.DynamicTargetting:
return None
if username in userStatus:
status = userStatus[username]
else:
userStatus[username] = [None, now, 0]
return None
(targetIn, lastUpdate, work) = status
if work <= config.DynamicTargetGoal:
if now < lastUpdate + config.DynamicTargetWindow and (targetIn is None or targetIn >= networkTarget):
return targetIn
if not work:
if targetIn:
getTarget.logger.debug("No shares from '%s', resetting to minimum target")
userStatus[username] = [None, now, 0]
return None
deltaSec = now - lastUpdate
target = targetIn or config.ShareTarget
target = int(target * config.DynamicTargetGoal * deltaSec / config.DynamicTargetWindow / work)
if target >= config.ShareTarget:
target = None
else:
if target < networkTarget:
target = networkTarget
if config.DynamicTargetting == 2:
# Round target to a power of two :)
target = 2**int(log(target, 2) + 1) - 1
if target == config.ShareTarget:
target = None
if target != targetIn:
pfx = 'Retargetting %s' % (repr(username),)
tin = targetIn or config.ShareTarget
getTarget.logger.debug("%s from: %064x (pdiff %s)" % (pfx, tin, target2pdiff(tin)))
tgt = target or config.ShareTarget
getTarget.logger.debug("%s to: %064x (pdiff %s)" % (pfx, tgt, target2pdiff(tgt)))
userStatus[username] = [target, now, 0]
return target
def t2d(t): if t not in tmp2: tmp2[t] = target2pdiff(t) return tmp2[t]
def t2d(t): if t not in tmp2: tmp2[t] = target2pdiff(t) return tmp2[t]
