void
as_transaction_error(as_transaction* tr, uint32_t error_code)
{
if (tr->proto_fd_h) {
if (tr->batch_shared) {
as_batch_add_error(tr->batch_shared, tr->batch_index, error_code);
// Clear this transaction's msgp so calling code does not free it.
tr->msgp = 0;
}
else {
as_msg_send_reply(tr->proto_fd_h, error_code, 0, 0, NULL, NULL, 0, NULL, NULL, as_transaction_trid(tr), NULL);
tr->proto_fd_h = 0;
MICROBENCHMARK_HIST_INSERT_P(error_hist);
cf_atomic_int_incr(&g_config.err_tsvc_requests);
if (error_code == AS_PROTO_RESULT_FAIL_TIMEOUT) {
cf_atomic_int_incr(&g_config.err_tsvc_requests_timeout);
}
}
}
else if (tr->proxy_msg) {
as_proxy_send_response(tr->proxy_node, tr->proxy_msg, error_code, 0, 0, NULL, NULL, 0, NULL, as_transaction_trid(tr), NULL);
tr->proxy_msg = NULL;
}
else if (tr->udata.req_udata) {
if (udf_rw_needcomplete(tr)) {
udf_rw_complete(tr, error_code, __FILE__,__LINE__);
}
}
}
void
send_read_response(as_transaction* tr, as_msg_op** ops, as_bin** response_bins,
uint16_t n_bins, cf_dyn_buf* db)
{
// Paranoia - shouldn't get here on losing race with timeout.
if (! tr->from.any) {
cf_warning(AS_RW, "transaction origin %u has null 'from'", tr->origin);
return;
}
// Note - if tr was setup from rw, rw->from.any has been set null and
// informs timeout it lost the race.
switch (tr->origin) {
case FROM_CLIENT:
BENCHMARK_NEXT_DATA_POINT(tr, read, local);
if (db && db->used_sz != 0) {
as_msg_send_ops_reply(tr->from.proto_fd_h, db);
}
else {
as_msg_send_reply(tr->from.proto_fd_h, tr->result_code,
tr->generation, tr->void_time, ops, response_bins, n_bins,
tr->rsv.ns, as_transaction_trid(tr));
}
BENCHMARK_NEXT_DATA_POINT(tr, read, response);
HIST_TRACK_ACTIVATE_INSERT_DATA_POINT(tr, read_hist);
client_read_update_stats(tr->rsv.ns, tr->result_code);
break;
case FROM_PROXY:
if (db && db->used_sz != 0) {
as_proxy_send_ops_response(tr->from.proxy_node,
tr->from_data.proxy_tid, db);
}
else {
as_proxy_send_response(tr->from.proxy_node, tr->from_data.proxy_tid,
tr->result_code, tr->generation, tr->void_time, ops,
response_bins, n_bins, tr->rsv.ns, as_transaction_trid(tr));
}
if (as_transaction_is_batch_sub(tr)) {
from_proxy_batch_sub_read_update_stats(tr->rsv.ns, tr->result_code);
}
else {
from_proxy_read_update_stats(tr->rsv.ns, tr->result_code);
}
break;
case FROM_BATCH:
BENCHMARK_NEXT_DATA_POINT(tr, batch_sub, read_local);
as_batch_add_result(tr, n_bins, response_bins, ops);
BENCHMARK_NEXT_DATA_POINT(tr, batch_sub, response);
batch_sub_read_update_stats(tr->rsv.ns, tr->result_code);
break;
default:
cf_crash(AS_RW, "unexpected transaction origin %u", tr->origin);
break;
}
tr->from.any = NULL; // pattern, not needed
}
