"""Connection request handler."""
from .....connections.models.conn_record import ConnRecord
from .....messaging.base_handler import BaseHandler, BaseResponder, RequestContext
from ....coordinate_mediation.v1_0.manager import MediationManager
from ..manager import ConnectionManager, ConnectionManagerError
from ..messages.connection_request import ConnectionRequest
from ..messages.problem_report import ConnectionProblemReport
[docs]class ConnectionRequestHandler(BaseHandler):
"""Handler class for connection requests."""
[docs] async def handle(self, context: RequestContext, responder: BaseResponder):
"""Handle connection request.
Args:
context: Request context
responder: Responder callback
"""
self._logger.debug(f"ConnectionRequestHandler called with context {context}")
assert isinstance(context.message, ConnectionRequest)
profile = context.profile
mgr = ConnectionManager(profile)
mediation_id = None
if context.connection_record:
async with profile.session() as session:
mediation_metadata = await context.connection_record.metadata_get(
session, MediationManager.METADATA_KEY, {}
)
mediation_id = mediation_metadata.get(MediationManager.METADATA_ID)
try:
connection = await mgr.receive_request(
context.message,
context.message_receipt,
)
if connection.accept == ConnRecord.ACCEPT_AUTO:
response = await mgr.create_response(
connection, mediation_id=mediation_id
)
await responder.send_reply(
response, connection_id=connection.connection_id
)
else:
self._logger.debug("Connection request will await acceptance")
except ConnectionManagerError as e:
self._logger.exception("Error receiving connection request")
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,
)