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4c17a422e0
Instrument a coordinator of a SELECT query to send tracing session info to the corresponding replica Nodes. Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com>
81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
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/*
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* Copyright (C) 2015 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SERVICE_QUERY_STATE_HH
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#define SERVICE_QUERY_STATE_HH
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#include "service/client_state.hh"
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#include "tracing/tracing.hh"
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namespace service {
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class query_state final {
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private:
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client_state _client_state;
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tracing::trace_state_ptr _trace_state_ptr;
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public:
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query_state(client_state client_state)
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: _client_state(client_state)
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, _trace_state_ptr(_client_state.trace_state_ptr())
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{ }
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void begin_tracing(sstring request, gms::inet_address client, std::unordered_map<sstring, sstring> params) {
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tracing::begin(_trace_state_ptr, std::move(request), client, std::move(params));
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}
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bool is_tracing() const {
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return (bool)_trace_state_ptr;
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}
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const utils::UUID& tracing_session_id() const {
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return _trace_state_ptr->get_session_id();
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}
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tracing::trace_type trace_type() const {
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return _trace_state_ptr->get_type();
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}
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bool flush_trace_on_close() const {
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return _trace_state_ptr->get_flush_on_close();
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}
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void trace(const sstring& message) {
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tracing::trace(_trace_state_ptr, std::move(message));
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}
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client_state& get_client_state() {
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return _client_state;
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}
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const client_state& get_client_state() const {
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return _client_state;
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}
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api::timestamp_type get_timestamp() {
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return _client_state.get_timestamp();
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}
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};
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}
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#endif
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