class Sender:
def __init__(self, session):
self.session = session
self.next_id = serial(0)
self.commands = []
self._completed = RangedSet()
def send(self, cmd):
ch = self.session.channel
if ch is None:
raise SessionDetached()
cmd.id = self.next_id
self.next_id += 1
if self.session.send_id:
self.session.send_id = False
ch.session_command_point(cmd.id, 0)
self.commands.append(cmd)
ch.connection.write_op(cmd)
def completed(self, commands):
idx = 0
while idx < len(self.commands):
cmd = self.commands[idx]
if cmd.id in commands:
del self.commands[idx]
else:
idx += 1
for range in commands.ranges:
self._completed.add(range.lower, range.upper)
class Sender:
def __init__(self, session):
self.session = session
self.next_id = serial(0)
self.commands = []
self._completed = RangedSet()
def send(self, cmd):
ch = self.session.channel
if ch is None:
raise SessionDetached()
cmd.id = self.next_id
self.next_id += 1
if self.session.send_id:
self.session.send_id = False
ch.session_command_point(cmd.id, 0)
self.commands.append(cmd)
ch.connection.write_op(cmd)
def completed(self, commands):
idx = 0
while idx < len(self.commands):
cmd = self.commands[idx]
if cmd.id in commands:
del self.commands[idx]
else:
idx += 1
for range in commands.ranges:
self._completed.add(range.lower, range.upper)
class Receiver:
def __init__(self, session):
self.session = session
self.next_id = None
self._completed = RangedSet()
def received(self, cmd):
if self.next_id == None:
raise Exception("todo")
cmd.id = self.next_id
self.next_id += 1
def completed(self, cmd):
if cmd.id == None:
raise ValueError("cannot complete unidentified command")
self._completed.add(cmd.id)
def known_completed(self, commands):
completed = RangedSet()
for c in self._completed.ranges:
for kc in commands.ranges:
if c.lower in kc and c.upper in kc:
break
else:
completed.add_range(c)
self._completed = completed
class Receiver:
def __init__(self, session):
self.session = session
self.next_id = None
self._completed = RangedSet()
def received(self, cmd):
if self.next_id == None:
raise Exception("todo")
cmd.id = self.next_id
self.next_id += 1
def completed(self, cmd):
if cmd.id == None:
raise ValueError("cannot complete unidentified command")
self._completed.add(cmd.id)
def known_completed(self, commands):
completed = RangedSet()
for c in self._completed.ranges:
for kc in commands.ranges:
if c.lower in kc and c.upper in kc:
break
else:
completed.add_range(c)
self._completed = completed
def known_completed(self, commands):
completed = RangedSet()
for c in self._completed.ranges:
for kc in commands.ranges:
if c.lower in kc and c.upper in kc:
break
else:
completed.add_range(c)
self._completed = completed
def known_completed(self, commands):
completed = RangedSet()
for c in self._completed.ranges:
for kc in commands.ranges:
if c.lower in kc and c.upper in kc:
break
else:
completed.add_range(c)
self._completed = completed
def read_sequence_set(self):
result = RangedSet()
size = self.read_uint16()
nranges = size / 8
while nranges > 0:
lower = self.read_sequence_no()
upper = self.read_sequence_no()
result.add(lower, upper)
nranges -= 1
return result
def read_sequence_set(self):
result = RangedSet()
size = self.read_uint16()
nranges = size/8
while nranges > 0:
lower = self.read_sequence_no()
upper = self.read_sequence_no()
result.add(lower, upper)
nranges -= 1
return result
def session_known_completed(self, kcmp):
sst = self.get_sst(kcmp)
executed = RangedSet()
for e in sst.executed.ranges:
for ke in kcmp.ranges:
if e.lower in ke and e.upper in ke:
break
else:
executed.add_range(e)
sst.executed = completed
def session_flush(self, ch, f):
rcv = ch.session.receiver
if f.expected:
if rcv.next_id == None:
exp = None
else:
exp = RangedSet(rcv.next_id)
ch.session_expected(exp)
if f.confirmed:
ch.session_confirmed(rcv._completed)
if f.completed:
ch.session_completed(rcv._completed)
def __init__(self, session): self.session = session self.next_id = serial(0) self.commands = [] self._completed = RangedSet()
def __init__(self, session): self.session = session self.next_id = None self._completed = RangedSet()
def __init__(self, session):
self.session = session
self.next_id = serial(0)
self.commands = []
self._completed = RangedSet()
def __init__(self, session):
self.session = session
self.next_id = None
self._completed = RangedSet()
