README.md

Project to reproduce HTTP 431 when header is too large

See quarkusio/quarkus#33692

Build and run

mvn clean package && java -jar target/maven-simplest-*.jar

Example request

curl -k 'https://localhost:8443/' \
  -H "x-foo: $(printf -- 'A%.0s' {1..9872})" \
  -o /dev/null -s -w '> bytes sent: %{size_request}' \
  -vv 2>&1 |grep -E '(<|>)'