[GitHub] [apisix] moonming commented on a diff in pull request #9312: fix:grpc_set_header Te trailers

["moonming (via GitHub)" <gi...@apache.org>]

moonming commented on code in PR #9312:
URL: https://github.com/apache/apisix/pull/9312#discussion_r1168305842


##########
apisix/cli/ngx_tpl.lua:
##########
@@ -766,6 +766,7 @@ http {
             grpc_set_header   "Host" $upstream_host;
             {% end %}
             grpc_set_header   Content-Type application/grpc;
+            grpc_set_header   Te trailers;

Review Comment:
   It should not be hard code here. 
   If the client does not ask for Trailer, it should not return this header.



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