Investigate 431 errors on chat requests

[IlyaBondar]

EPAM AI DIAL chat version

0.20.0

What happened?

It's reproducible on LAB (0.15.6) and UAT (0.20.0)

Can be reproduced with

curl -v -H "Cookie: $(for i in {1..19}; do echo -n "asd$i=$(printf 'A%.0s' {1..1000}); "; done)" chat-url:3000
where chat-url - dial chat URL

HTTP/1.1 431 Request Header Fields Too Large
Connection: close

possible solutions:

• Increase the max_header_size value: max_header_size 16k;
• Compress header values: setHeader('Content-Encoding', 'gzip')

Confidential information

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