"""Connection response handler."""
from .....messaging.base_handler import (
BaseHandler,
BaseResponder,
RequestContext,
)
from .....protocols.trustping.v1_0.messages.ping import Ping
from ..manager import ConnectionManager, ConnectionManagerError
from ..messages.connection_response import ConnectionResponse
from ..messages.problem_report import ConnectionProblemReport
[docs]class ConnectionResponseHandler(BaseHandler):
"""Handler class for connection responses."""
[docs] async def handle(self, context: RequestContext, responder: BaseResponder):
"""
Handle connection response.
Args:
context: Request context
responder: Responder callback
"""
self._logger.debug(f"ConnectionResponseHandler called with context {context}")
assert isinstance(context.message, ConnectionResponse)
session = await context.session()
mgr = ConnectionManager(session)
try:
connection = await mgr.accept_response(
context.message, context.message_receipt
)
except ConnectionManagerError as e:
self._logger.exception("Error receiving connection response")
if e.error_code:
targets = None
if context.message.connection and context.message.connection.did_doc:
try:
targets = mgr.diddoc_connection_targets(
context.message.connection.did_doc,
context.message_receipt.recipient_verkey,
)
except ConnectionManagerError:
self._logger.exception(
"Error parsing DIDDoc for problem report"
)
await responder.send_reply(
ConnectionProblemReport(problem_code=e.error_code, explain=str(e)),
target_list=targets,
)
return
# send trust ping in response
if context.settings.get("auto_ping_connection"):
await responder.send(Ping(), connection_id=connection.connection_id)