grpc_chttp2_stream_parsing *grpc_chttp2_parsing_lookup_stream( grpc_chttp2_transport_parsing *transport_parsing, gpr_uint32 id) { grpc_chttp2_transport *t = TRANSPORT_FROM_PARSING(transport_parsing); grpc_chttp2_stream *s = grpc_chttp2_stream_map_find(&t->parsing_stream_map, id); return s ? &s->parsing : NULL; }
void grpc_chttp2_list_add_parsing_seen_stream( grpc_chttp2_transport_parsing *transport_parsing, grpc_chttp2_stream_parsing *stream_parsing) { stream_list_add(TRANSPORT_FROM_PARSING(transport_parsing), STREAM_FROM_PARSING(stream_parsing), GRPC_CHTTP2_LIST_PARSING_SEEN); }
grpc_chttp2_stream_parsing *grpc_chttp2_parsing_accept_stream( grpc_chttp2_transport_parsing *transport_parsing, gpr_uint32 id) { grpc_chttp2_stream *accepting; grpc_chttp2_transport *t = TRANSPORT_FROM_PARSING(transport_parsing); GPR_ASSERT(t->accepting_stream == NULL); t->accepting_stream = &accepting; t->channel_callback.cb->accept_stream(t->channel_callback.cb_user_data, &t->base, (void *)(gpr_uintptr)id); t->accepting_stream = NULL; return &accepting->parsing; }
int grpc_chttp2_list_pop_parsing_seen_stream( grpc_chttp2_transport_global *transport_global, grpc_chttp2_transport_parsing *transport_parsing, grpc_chttp2_stream_global **stream_global, grpc_chttp2_stream_parsing **stream_parsing) { grpc_chttp2_stream *stream; int r = stream_list_pop(TRANSPORT_FROM_PARSING(transport_parsing), &stream, GRPC_CHTTP2_LIST_PARSING_SEEN); *stream_global = &stream->global; *stream_parsing = &stream->parsing; return r; }
static void on_trailing_header(void *tp, grpc_mdelem *md) { grpc_chttp2_transport_parsing *transport_parsing = tp; grpc_chttp2_stream_parsing *stream_parsing = transport_parsing->incoming_stream; GPR_TIMER_BEGIN("on_trailing_header", 0); GPR_ASSERT(stream_parsing); GRPC_CHTTP2_IF_TRACING(gpr_log( GPR_INFO, "HTTP:%d:TRL:%s: %s: %s", stream_parsing->id, transport_parsing->is_client ? "CLI" : "SVR", grpc_mdstr_as_c_string(md->key), grpc_mdstr_as_c_string(md->value))); if (md->key == GRPC_MDSTR_GRPC_STATUS && md != GRPC_MDELEM_GRPC_STATUS_0) { /* TODO(ctiller): check for a status like " 0" */ stream_parsing->seen_error = true; } const size_t new_size = stream_parsing->metadata_buffer[1].size + GRPC_MDELEM_LENGTH(md); grpc_chttp2_transport_global *transport_global = &TRANSPORT_FROM_PARSING(transport_parsing)->global; const size_t metadata_size_limit = transport_global->settings[GRPC_LOCAL_SETTINGS] [GRPC_CHTTP2_SETTINGS_MAX_HEADER_LIST_SIZE]; if (new_size > metadata_size_limit) { if (!stream_parsing->exceeded_metadata_size) { gpr_log(GPR_DEBUG, "received trailing metadata size exceeds limit (%" PRIuPTR " vs. %" PRIuPTR ")", new_size, metadata_size_limit); stream_parsing->seen_error = true; stream_parsing->exceeded_metadata_size = true; } GRPC_MDELEM_UNREF(md); } else { grpc_chttp2_incoming_metadata_buffer_add( &stream_parsing->metadata_buffer[1], md); } grpc_chttp2_list_add_parsing_seen_stream(transport_parsing, stream_parsing); GPR_TIMER_END("on_trailing_header", 0); }
static void on_initial_header(void *tp, grpc_mdelem *md) { grpc_chttp2_transport_parsing *transport_parsing = tp; grpc_chttp2_stream_parsing *stream_parsing = transport_parsing->incoming_stream; GPR_TIMER_BEGIN("on_initial_header", 0); GPR_ASSERT(stream_parsing); GRPC_CHTTP2_IF_TRACING(gpr_log( GPR_INFO, "HTTP:%d:HDR:%s: %s: %s", stream_parsing->id, transport_parsing->is_client ? "CLI" : "SVR", grpc_mdstr_as_c_string(md->key), grpc_mdstr_as_c_string(md->value))); if (md->key == GRPC_MDSTR_GRPC_STATUS && md != GRPC_MDELEM_GRPC_STATUS_0) { /* TODO(ctiller): check for a status like " 0" */ stream_parsing->seen_error = true; } if (md->key == GRPC_MDSTR_GRPC_TIMEOUT) { gpr_timespec *cached_timeout = grpc_mdelem_get_user_data(md, free_timeout); if (!cached_timeout) { /* not already parsed: parse it now, and store the result away */ cached_timeout = gpr_malloc(sizeof(gpr_timespec)); if (!grpc_chttp2_decode_timeout(grpc_mdstr_as_c_string(md->value), cached_timeout)) { gpr_log(GPR_ERROR, "Ignoring bad timeout value '%s'", grpc_mdstr_as_c_string(md->value)); *cached_timeout = gpr_inf_future(GPR_TIMESPAN); } grpc_mdelem_set_user_data(md, free_timeout, cached_timeout); } grpc_chttp2_incoming_metadata_buffer_set_deadline( &stream_parsing->metadata_buffer[0], gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC), *cached_timeout)); GRPC_MDELEM_UNREF(md); } else { const size_t new_size = stream_parsing->metadata_buffer[0].size + GRPC_MDELEM_LENGTH(md); grpc_chttp2_transport_global *transport_global = &TRANSPORT_FROM_PARSING(transport_parsing)->global; const size_t metadata_size_limit = transport_global->settings[GRPC_LOCAL_SETTINGS] [GRPC_CHTTP2_SETTINGS_MAX_HEADER_LIST_SIZE]; if (new_size > metadata_size_limit) { if (!stream_parsing->exceeded_metadata_size) { gpr_log(GPR_DEBUG, "received initial metadata size exceeds limit (%" PRIuPTR " vs. %" PRIuPTR ")", new_size, metadata_size_limit); stream_parsing->seen_error = true; stream_parsing->exceeded_metadata_size = true; } GRPC_MDELEM_UNREF(md); } else { grpc_chttp2_incoming_metadata_buffer_add( &stream_parsing->metadata_buffer[0], md); } } grpc_chttp2_list_add_parsing_seen_stream(transport_parsing, stream_parsing); GPR_TIMER_END("on_initial_header", 0); }