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fix: Catch http errors #1308

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fix: Catch http errors #1308

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19 changes: 12 additions & 7 deletions src/mcp/client/streamable_http.py
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Original file line number Diff line number Diff line change
Expand Up @@ -400,17 +400,22 @@ async def post_writer(
sse_read_timeout=self.sse_read_timeout,
)

async def handle_request_async():
if is_resumption:
await self._handle_resumption_request(ctx)
else:
await self._handle_post_request(ctx)
async def handle_request_async(ctx: RequestContext, is_resumption: bool) -> None:
try:
if is_resumption:
await self._handle_resumption_request(ctx)
else:
await self._handle_post_request(ctx)
except Exception as e:
# Send error to read stream so client knows request failed
logger.error("Request handler error: %s", e)
await ctx.read_stream_writer.send(e)

# If this is a request, start a new task to handle it
if isinstance(message.root, JSONRPCRequest):
tg.start_soon(handle_request_async)
tg.start_soon(handle_request_async, ctx, is_resumption)
else:
await handle_request_async()
await handle_request_async(ctx, is_resumption)

except Exception:
logger.exception("Error in post_writer")
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