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Require integrity protection for MRTR requestState (#3032)

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Max 2026-06-30 21:30:32 +01:00 • committed by GitHub
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7
examples/stories/mrtr/server_lowlevel.py
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@ -6,6 +6,7 @@ import mcp_types as types
from mcp.server.context import ServerRequestContext
from mcp.server.lowlevel import Server
from mcp.server.request_state import RequestStateBoundary, RequestStateSecurity
from stories._hosting import run_server_from_args
CONFIRM_SCHEMA: types.ElicitRequestedSchema = {
@ -55,7 +56,11 @@ def build_server() -> Server[Any]:
return types.CallToolResult(content=[types.TextContent(text=f"deployed to {env}")])
return types.CallToolResult(content=[types.TextContent(text=f"deployment to {env} cancelled")])
return Server("mrtr-example", on_list_tools=list_tools, on_call_tool=call_tool)
server = Server("mrtr-example", on_list_tools=list_tools, on_call_tool=call_tool)
# Lowlevel opt-in: append the same boundary middleware MCPServer installs by
# default; the server name becomes the token audience.
server.middleware.append(RequestStateBoundary(RequestStateSecurity.ephemeral(), default_audience=server.name))
return server
if __name__ == "__main__":