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gRPC: WINDOW_UPDATE after END_STREAM handling (ticket #1797).

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As per https://tools.ietf.org/html/rfc7540#section-6.9,
WINDOW_UPDATE received after a frame with the END_STREAM flag
should be handled and not treated as an error.
This commit is contained in:
Ruslan Ermilov 2020-04-23 15:10:26 +03:00
parent 4c8abb84e3
commit ee9c61b89b
1 changed files with 2 additions and 1 deletions
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3
src/http/modules/ngx_http_grpc_module.c
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@ -2091,7 +2091,8 @@ ngx_http_grpc_filter(void *data, ssize_t bytes)
}
if (ctx->stream_id && ctx->done
&& ctx->type != NGX_HTTP_V2_RST_STREAM_FRAME)
&& ctx->type != NGX_HTTP_V2_RST_STREAM_FRAME
&& ctx->type != NGX_HTTP_V2_WINDOW_UPDATE_FRAME)
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"upstream sent frame for closed stream %ui",