mcp: correctly disallow GET requests on stateless servers #407
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The condition sessionID == "" was not quite right for disallowing GET requests. Since we decided to differentiate "stateless" vs "sessionless" servers, we need to disallow GET requests for both. For modelcontextprotocol#393
jba
approved these changes
Sep 3, 2025
jpmcb
reviewed
Sep 4, 2025
| switch req.Method { | ||
| case http.MethodPost, http.MethodGet: | ||
| if req.Method == http.MethodGet && sessionID == "" { | ||
| if req.Method == http.MethodGet && (h.opts.Stateless || sessionID == "") { |
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The condition sessionID == "" was not quite right for disallowing GET requests. Since we decided to differentiate "stateless" vs "sessionless" servers, we need to disallow GET requests for both.
For #393