thrift_proxy: support header flags

[xiaoma2015]

Signed-off-by: Zhangdong Ma zhdma_xd@163.com

Commit Message: transfer header flags to thrift upstream
Additional Description:
Risk Level: Low
Testing: unit test
Docs Changes: N/A
Release Notes: N/A
Platform Specific Features:
[Optional Runtime guard:]
[Optional Fixes #Issue]
[Optional Fixes commit #PR or SHA]
[Optional Deprecated:]
[Optional API Considerations:]

[xiaoma2015]

@wbpcode @rgs1

[wbpcode]

Thanks 🌷 , looks great. One simple comment to start further review.

[rgs1]

MessageMetadata::clone() should handle header flags as well I think (used when mirroring requests).

…

On Fri, Oct 29, 2021, 4:46 AM code ***@***.***> wrote: ***@***.**** commented on this pull request. Thanks 🌷 , looks great. One simple comment to start further review. ------------------------------ In .bazelrc <#18806 (comment)>: > @@ -38,6 +38,7 @@ build --action_env=CC build --action_env=CXX build --action_env=LLVM_CONFIG build --action_env=PATH +build --action_env=GOPROXY=https://goproxy.cn May be this is unnecessary for the community? — You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub <#18806 (review)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AAKJSA6E2AU5R5S7QDEPPF3UJJNOVANCNFSM5G3YAGKA> . Triage notifications on the go with GitHub Mobile for iOS <https://apps.apple.com/app/apple-store/id1477376905?ct=notification-email&mt=8&pt=524675> or Android <https://play.google.com/store/apps/details?id=com.github.android&referrer=utm_campaign%3Dnotification-email%26utm_medium%3Demail%26utm_source%3Dgithub>.

[rgs1]

Thanks! Please see my prev comment on MessageMetadata::clone().

[wbpcode]

Thanks. It looks good to me. 😃

[zuercher]

Thanks!