"""Http outbound transport."""
import logging
from aiohttp import ClientSession
from ...messaging.outbound_message import OutboundMessage
from .base import BaseOutboundTransport
[docs]class HttpTransport(BaseOutboundTransport):
"""Http outbound transport class."""
schemes = ("http", "https")
def __init__(self) -> None:
"""Initialize an `HttpTransport` instance."""
super(HttpTransport, self).__init__()
self.logger = logging.getLogger(__name__)
[docs] async def start(self):
"""Start the transport."""
self.client_session = ClientSession()
return self
[docs] async def stop(self):
"""Stop the transport."""
await self.client_session.close()
self.client_session = None
[docs] async def handle_message(self, message: OutboundMessage):
"""
Handle message from queue.
Args:
message: `OutboundMessage` to send over transport implementation
"""
headers = {}
if isinstance(message.payload, bytes):
headers["Content-Type"] = "application/ssi-agent-wire"
else:
headers["Content-Type"] = "application/json"
async with self.client_session.post(
message.endpoint, data=message.payload, headers=headers
) as response:
if response.status < 200 or response.status > 299:
raise Exception("Unexpected response status")