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Add delim_encode and delim_read

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- Add `StreamCommunicator` and `RawConnectionCommunicator`, read/write
messages with delim codec, with `IMuxedStream` and `IRawConnection`
respectively.
- Use it in `Multiselect` and `MultiselectClient`.
This commit is contained in:
mhchia
2019-08-15 23:31:26 +08:00
committed by Kevin Mai-Husan Chia
parent 8cd23abfe2
commit 86d4ce1da8
11 changed files with 74 additions and 64 deletions
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8
libp2p/protocol_muxer/multiselect_client_interface.py
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@ -1,7 +1,9 @@
from abc import ABC, abstractmethod
from typing import Sequence
from libp2p.stream_muxer.abc import IMuxedStream
from libp2p.protocol_muxer.multiselect_communicator_interface import (
IMultiselectCommunicator,
)
from libp2p.typing import TProtocol
@ -13,7 +15,7 @@ class IMultiselectClient(ABC):
@abstractmethod
async def select_protocol_or_fail(
self, protocol: TProtocol, stream: IMuxedStream
self, protocol: TProtocol, communicator: IMultiselectCommunicator
) -> TProtocol:
"""
Send message to multiselect selecting protocol
@ -25,7 +27,7 @@ class IMultiselectClient(ABC):
@abstractmethod
async def select_one_of(
self, protocols: Sequence[TProtocol], stream: IMuxedStream
self, protocols: Sequence[TProtocol], communicator: IMultiselectCommunicator
) -> TProtocol:
"""
For each protocol, send message to multiselect selecting protocol