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fix: cap relay tunnel response body size to prevent OOM#28

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cptrodgers merged 1 commit intomainfrom
hn/max-response-body-relay
Mar 30, 2026
Merged

fix: cap relay tunnel response body size to prevent OOM#28
cptrodgers merged 1 commit intomainfrom
hn/max-response-body-relay

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Summary

  • Add max_response_body_size config option to relay (default 10MB)
  • Check base64 response body length before decoding; return 502 if oversized
  • Prevents a malicious/buggy tunnel client from sending arbitrarily large responses through the WebSocket

@cptrodgers cptrodgers merged commit d412c45 into main Mar 30, 2026
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@cptrodgers cptrodgers deleted the hn/max-response-body-relay branch March 30, 2026 03:14
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