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QUIC: the "quic_active_connection_id_limit" directive.

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The directive sets corresponding transport parameter and limits number of
created client ids.
This commit is contained in:
Vladimir Homutov 2022-01-18 12:49:55 +03:00
parent 8a67a56091
commit 1f97aa71ec
4 changed files with 27 additions and 1 deletions
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1
src/event/quic/ngx_event_quic.h
View File

@ -40,6 +40,7 @@ typedef struct {
size_t stream_buffer_size;
ngx_uint_t max_concurrent_streams_bidi;
ngx_uint_t max_concurrent_streams_uni;
ngx_uint_t active_connection_id_limit;
ngx_int_t stream_close_code;
ngx_int_t stream_reject_code_uni;
ngx_int_t stream_reject_code_bidi;

2
src/event/quic/ngx_event_quic_transport.c
View File

@ -1974,7 +1974,7 @@ ngx_quic_init_transport_params(ngx_quic_tp_t *tp, ngx_quic_conf_t *qcf)
tp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY;
tp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT;
tp->active_connection_id_limit = 2;
tp->active_connection_id_limit = qcf->active_connection_id_limit;
tp->disable_active_migration = qcf->disable_active_migration;
return NGX_OK;

12
src/http/v3/ngx_http_v3_module.c
View File

@ -104,6 +104,13 @@ static ngx_command_t ngx_http_v3_commands[] = {
0,
NULL },
{ ngx_string("quic_active_connection_id_limit"),
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, quic.active_connection_id_limit),
NULL },
ngx_null_command
};
@ -240,6 +247,7 @@ ngx_http_v3_create_srv_conf(ngx_conf_t *cf)
h3scf->quic.gso_enabled = NGX_CONF_UNSET;
h3scf->quic.stream_close_code = NGX_HTTP_V3_ERR_NO_ERROR;
h3scf->quic.stream_reject_code_bidi = NGX_HTTP_V3_ERR_REQUEST_REJECTED;
h3scf->quic.active_connection_id_limit = NGX_CONF_UNSET_UINT;
return h3scf;
}
@ -280,6 +288,10 @@ ngx_http_v3_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
ngx_conf_merge_str_value(conf->quic.host_key, prev->quic.host_key, "");
ngx_conf_merge_uint_value(conf->quic.active_connection_id_limit,
prev->quic.active_connection_id_limit,
2);
if (conf->quic.host_key.len == 0) {
conf->quic.host_key.len = NGX_QUIC_DEFAULT_HOST_KEY_LEN;

13
src/stream/ngx_stream_quic_module.c
View File

@ -67,6 +67,13 @@ static ngx_command_t ngx_stream_quic_commands[] = {
0,
NULL },
{ ngx_string("quic_active_connection_id_limit"),
NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_STREAM_SRV_CONF_OFFSET,
offsetof(ngx_quic_conf_t, active_connection_id_limit),
NULL },
ngx_null_command
};
@ -176,6 +183,8 @@ ngx_stream_quic_create_srv_conf(ngx_conf_t *cf)
conf->retry = NGX_CONF_UNSET;
conf->gso_enabled = NGX_CONF_UNSET;
conf->active_connection_id_limit = NGX_CONF_UNSET_UINT;
return conf;
}
@ -204,6 +213,10 @@ ngx_stream_quic_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
ngx_conf_merge_str_value(conf->host_key, prev->host_key, "");
ngx_conf_merge_uint_value(conf->active_connection_id_limit,
conf->active_connection_id_limit,
2);
if (conf->host_key.len == 0) {
conf->host_key.len = NGX_QUIC_DEFAULT_HOST_KEY_LEN;