Mercurial > hg > nginx
diff src/http/v3/ngx_http_v3_module.c @ 8456:c9538aef3211 quic
HTTP/3: refactored dynamic table implementation.
Previously dynamic table was not functional because of zero limit on its size
set by default. Now the following changes enable it:
- new directives to set SETTINGS_QPACK_MAX_TABLE_CAPACITY and
SETTINGS_QPACK_BLOCKED_STREAMS
- send settings with SETTINGS_QPACK_MAX_TABLE_CAPACITY and
SETTINGS_QPACK_BLOCKED_STREAMS to the client
- send Insert Count Increment to the client
- send Header Acknowledgement to the client
- evict old dynamic table entries on overflow
- decode Required Insert Count from client
- block stream if Required Insert Count is not reached
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 02 Jul 2020 15:34:05 +0300 |
parents | 032cb35ce758 |
children | 0d2b2664b41c |
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--- a/src/http/v3/ngx_http_v3_module.c +++ b/src/http/v3/ngx_http_v3_module.c @@ -125,6 +125,20 @@ static ngx_command_t ngx_http_v3_comman offsetof(ngx_http_v3_srv_conf_t, max_field_size), NULL }, + { ngx_string("http3_max_table_capacity"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, + ngx_conf_set_size_slot, + NGX_HTTP_SRV_CONF_OFFSET, + offsetof(ngx_http_v3_srv_conf_t, max_table_capacity), + NULL }, + + { ngx_string("http3_max_blocked_streams"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, + ngx_conf_set_num_slot, + NGX_HTTP_SRV_CONF_OFFSET, + offsetof(ngx_http_v3_srv_conf_t, max_blocked_streams), + NULL }, + ngx_null_command }; @@ -276,6 +290,8 @@ ngx_http_v3_create_srv_conf(ngx_conf_t * v3cf->quic.retry = NGX_CONF_UNSET; v3cf->max_field_size = NGX_CONF_UNSET_SIZE; + v3cf->max_table_capacity = NGX_CONF_UNSET_SIZE; + v3cf->max_blocked_streams = NGX_CONF_UNSET_UINT; return v3cf; } @@ -342,6 +358,14 @@ ngx_http_v3_merge_srv_conf(ngx_conf_t *c prev->max_field_size, NGX_HTTP_V3_DEFAULT_MAX_FIELD_SIZE); + ngx_conf_merge_size_value(conf->max_table_capacity, + prev->max_table_capacity, + NGX_HTTP_V3_DEFAULT_MAX_TABLE_CAPACITY); + + ngx_conf_merge_uint_value(conf->max_blocked_streams, + prev->max_blocked_streams, + NGX_HTTP_V3_DEFAULT_MAX_BLOCKED_STREAMS); + return NGX_CONF_OK; }