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Remove unused methods

mss-pipeline
Brian Cloutier 2019-09-08 11:59:49 -07:00
parent 5fd4d24fe8
commit 7f276211b4
1 changed files with 0 additions and 47 deletions
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47
libp2p/protocol_muxer/multiselect_client.py
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@ -16,28 +16,6 @@ class MultiselectClient(IMultiselectClient):
module in order to select a protocol id to communicate over
"""
async def _handshake(self, communicator: IMultiselectCommunicator) -> None:
"""
Ensure that the client and multiselect
are both using the same multiselect protocol
:param stream: stream to communicate with multiselect over
:raise Exception: multiselect protocol ID mismatch
"""
# TODO: Use format used by go repo for messages
# Send our MULTISELECT_PROTOCOL_ID to counterparty
await communicator.write(MULTISELECT_PROTOCOL_ID)
# Read in the protocol ID from other party
handshake_contents = await communicator.read()
# Confirm that the protocols are the same
if not validate_handshake(handshake_contents):
raise MultiselectClientError("multiselect protocol ID mismatch")
# Handshake succeeded if this point is reached
async def select_protocol_or_fail(
self, protocol: TProtocol, communicator: IMultiselectCommunicator
) -> TProtocol:
@ -110,31 +88,6 @@ class MultiselectClient(IMultiselectClient):
# No protocols were found, so return no protocols supported error
raise MultiselectClientError("protocols not supported")
async def _try_select(
self, communicator: IMultiselectCommunicator, protocol: TProtocol
) -> TProtocol:
"""
Try to select the given protocol or raise exception if fails
:param communicator: communicator to use to communicate with counterparty
:param protocol: protocol to select
:raise Exception: error in protocol selection
:return: selected protocol
"""
# Tell counterparty we want to use protocol
await communicator.write(protocol)
# Get what counterparty says in response
response = await communicator.read()
# Return protocol if response is equal to protocol or raise error
if response == protocol:
return protocol
if response == PROTOCOL_NOT_FOUND_MSG:
raise MultiselectClientError("protocol not supported")
raise MultiselectClientError("unrecognized response: " + response)
def validate_handshake(handshake_contents: str) -> bool:
"""
Determine if handshake is valid and should be confirmed