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refactor: move transport-specific parameters from FastMCP constructor to run() (#1898)

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Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Marcelo Trylesinski 2026-01-16 16:16:20 +01:00 • committed by GitHub
commit 8adb5bdce8
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GPG key ID: B5690EEEBB952194
2 changed files with 339 additions and 231 deletions
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6
examples/servers/simple-auth/mcp_simple_auth/legacy_as_server.py
View file

@ -66,11 +66,11 @@ def create_simple_mcp_server(server_settings: ServerSettings, auth_settings: Sim
name="Simple Auth MCP Server",
instructions="A simple MCP server with simple credential authentication",
auth_server_provider=oauth_provider,
host=server_settings.host,
port=server_settings.port,
debug=True,
auth=mcp_auth_settings,
)
# Store server settings for later use in run()
app._server_settings = server_settings # type: ignore[attr-defined]
@app.custom_route("/login", methods=["GET"])
async def login_page_handler(request: Request) -> Response:
@ -131,7 +131,7 @@ def main(port: int, transport: Literal["sse", "streamable-http"]) -> int:
mcp_server = create_simple_mcp_server(server_settings, auth_settings)
logger.info(f"🚀 MCP Legacy Server running on {server_url}")
mcp_server.run(transport=transport)
mcp_server.run(transport=transport, host=host, port=port)
return 0

6
examples/servers/simple-auth/mcp_simple_auth/server.py
View file

@ -66,8 +66,6 @@ def create_resource_server(settings: ResourceServerSettings) -> FastMCP:
app = FastMCP(
name="MCP Resource Server",
instructions="Resource Server that validates tokens via Authorization Server introspection",
host=settings.host,
port=settings.port,
debug=True,
# Auth configuration for RS mode
token_verifier=token_verifier,
@ -77,6 +75,8 @@ def create_resource_server(settings: ResourceServerSettings) -> FastMCP:
resource_server_url=settings.server_url,
),
)
# Store settings for later use in run()
app._resource_server_settings = settings # type: ignore[attr-defined]
@app.tool()
async def get_time() -> dict[str, Any]:
@ -153,7 +153,7 @@ def main(port: int, auth_server: str, transport: Literal["sse", "streamable-http
logger.info(f"🔑 Using Authorization Server: {settings.auth_server_url}")
# Run the server - this should block and keep running
mcp_server.run(transport=transport)
mcp_server.run(transport=transport, host=host, port=port)
logger.info("Server stopped")
return 0
except Exception: