Handle fragmented websocket messages

[joerg1985]

Description

ContinuationWebSocketFrames were not handled by the MessageInboundConverter. The MessageInboundConverter will now collect the complete message before forwarding it.

Motivation and Context

Might help to fix #11590, but anyway the ContinuationWebSocketFrame should be handled and not only a warning be logged.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• I have read the contributing document.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (38cbd00) 54.89% compared to head (742de5b) 54.89%.

❗ Current head 742de5b differs from pull request most recent head bb63322. Consider uploading reports for the commit bb63322 to get more accurate results

📣 This organization is not using Codecov’s GitHub App Integration. We recommend you install it so Codecov can continue to function properly for your repositories. Learn more

Additional details and impacted files

@@           Coverage Diff           @@
##            trunk   #11962   +/-   ##
=======================================
  Coverage   54.89%   54.89%           
=======================================
  Files          86       86           
  Lines        5733     5733           
  Branches      233      233           
=======================================
  Hits         3147     3147           
  Misses       2353     2353           
  Partials      233      233           

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[diemol]

Thank you, it does make sense.