diff options
Diffstat (limited to 'modules/http2/h2_config.c')
| -rw-r--r-- | modules/http2/h2_config.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/modules/http2/h2_config.c b/modules/http2/h2_config.c index f6dd1065db..670833ec12 100644 --- a/modules/http2/h2_config.c +++ b/modules/http2/h2_config.c @@ -70,6 +70,7 @@ typedef struct h2_config { int push_diary_size; /* # of entries in push diary */ int copy_files; /* if files shall be copied vs setaside on output */ apr_array_header_t *push_list; /* list of h2_push_res configurations */ + apr_table_t *early_headers; /* HTTP headers for a 103 response */ int early_hints; /* support status code 103 */ int padding_bits; int padding_always; @@ -83,6 +84,7 @@ typedef struct h2_dir_config { int h2_upgrade; /* Allow HTTP/1 upgrade to h2/h2c */ int h2_push; /* if HTTP/2 server push is enabled */ apr_array_header_t *push_list; /* list of h2_push_res configurations */ + apr_table_t *early_headers; /* HTTP headers for a 103 response */ int early_hints; /* support status code 103 */ apr_interval_time_t stream_timeout;/* beam timeout */ } h2_dir_config; @@ -106,6 +108,7 @@ static h2_config defconf = { 256, /* push diary size */ 0, /* copy files across threads */ NULL, /* push list */ + NULL, /* early headers */ 0, /* early hints, http status 103 */ 0, /* padding bits */ 1, /* padding always */ @@ -119,6 +122,7 @@ static h2_dir_config defdconf = { -1, /* HTTP/1 Upgrade support */ -1, /* HTTP/2 server push enabled */ NULL, /* push list */ + NULL, /* early headers */ -1, /* early hints, http status 103 */ -1, /* beam timeout */ }; @@ -150,6 +154,7 @@ void *h2_config_create_svr(apr_pool_t *pool, server_rec *s) conf->push_diary_size = DEF_VAL; conf->copy_files = DEF_VAL; conf->push_list = NULL; + conf->early_headers = NULL; conf->early_hints = DEF_VAL; conf->padding_bits = DEF_VAL; conf->padding_always = DEF_VAL; @@ -194,6 +199,12 @@ static void *h2_config_merge(apr_pool_t *pool, void *basev, void *addv) else { n->push_list = add->push_list? add->push_list : base->push_list; } + if (add->early_headers && base->early_headers) { + n->early_headers = apr_table_overlay(pool, add->early_headers, base->early_headers); + } + else { + n->early_headers = add->early_headers? add->early_headers : base->early_headers; + } n->early_hints = H2_CONFIG_GET(add, base, early_hints); n->padding_bits = H2_CONFIG_GET(add, base, padding_bits); n->padding_always = H2_CONFIG_GET(add, base, padding_always); @@ -236,6 +247,12 @@ void *h2_config_merge_dir(apr_pool_t *pool, void *basev, void *addv) else { n->push_list = add->push_list? add->push_list : base->push_list; } + if (add->early_headers && base->early_headers) { + n->early_headers = apr_table_overlay(pool, add->early_headers, base->early_headers); + } + else { + n->early_headers = add->early_headers? add->early_headers : base->early_headers; + } n->early_hints = H2_CONFIG_GET(add, base, early_hints); n->stream_timeout = H2_CONFIG_GET(add, base, stream_timeout); return n; @@ -511,6 +528,18 @@ apr_array_header_t *h2_config_push_list(request_rec *r) return sconf? sconf->push_list : NULL; } +apr_table_t *h2_config_early_headers(request_rec *r) +{ + const h2_config *sconf; + const h2_dir_config *conf = h2_config_rget(r); + + if (conf && conf->early_headers) { + return conf->early_headers; + } + sconf = h2_config_sget(r->server); + return sconf? sconf->early_headers : NULL; +} + const struct h2_priority *h2_cconfig_get_priority(conn_rec *c, const char *content_type) { const h2_config *conf = h2_config_get(c); @@ -832,6 +861,37 @@ static const char *h2_conf_add_push_res(cmd_parms *cmd, void *dirconf, return NULL; } +static const char *h2_conf_add_early_hint(cmd_parms *cmd, void *dirconf, + const char *name, const char *value) +{ + apr_table_t *hds, **phds; + + if(!name || !*name) + return "Early Hint header name must not be empty"; + if(!value) + return "Early Hint header value must not be empty"; + while (apr_isspace(*value)) + ++value; + if(!*value) + return "Early Hint header value must not be empty/only space"; + if (*ap_scan_http_field_content(value)) + return "Early Hint header value contains invalid characters"; + + if (cmd->path) { + phds = &((h2_dir_config*)dirconf)->early_headers; + } + else { + phds = &(h2_config_sget(cmd->server))->early_headers; + } + hds = *phds; + if (!hds) { + *phds = hds = apr_table_make(cmd->pool, 10); + } + apr_table_add(hds, name, value); + + return NULL; +} + static const char *h2_conf_set_early_hints(cmd_parms *cmd, void *dirconf, const char *value) { @@ -959,6 +1019,8 @@ const command_rec h2_cmds[] = { RSRC_CONF, "set stream timeout"), AP_INIT_TAKE1("H2MaxDataFrameLen", h2_conf_set_max_data_frame_len, NULL, RSRC_CONF, "maximum number of bytes in a single HTTP/2 DATA frame"), + AP_INIT_TAKE2("H2EarlyHint", h2_conf_add_early_hint, NULL, + OR_FILEINFO|OR_AUTHCFG, "add a a 'Link:' header for a 103 Early Hints response."), AP_END_CMD }; |