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83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/*
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* Copyright (C) 2019 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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#pragma once
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#include <map>
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#include <seastar/core/sstring.hh>
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#include "seastarx.hh"
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namespace cdc {
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enum class delta_mode : uint8_t {
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keys,
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full,
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};
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/**
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* (for now only pre-) image collection mode.
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* Stating how much info to record.
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* off == none
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* on == changed columns
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* full == all (changed and unmodified columns)
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*/
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enum class image_mode : uint8_t {
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off,
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on,
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full,
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};
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std::ostream& operator<<(std::ostream& os, delta_mode);
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std::ostream& operator<<(std::ostream& os, image_mode);
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class options final {
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bool _enabled = false;
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image_mode _preimage = image_mode::off;
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bool _postimage = false;
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delta_mode _delta_mode = delta_mode::full;
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int _ttl = 86400; // 24h in seconds
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public:
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options() = default;
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options(const std::map<sstring, sstring>& map);
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std::map<sstring, sstring> to_map() const;
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sstring to_sstring() const;
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bool enabled() const { return _enabled; }
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bool preimage() const { return _preimage != image_mode::off; }
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bool full_preimage() const { return _preimage == image_mode::full; }
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bool postimage() const { return _postimage; }
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delta_mode get_delta_mode() const { return _delta_mode; }
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void set_delta_mode(delta_mode m) { _delta_mode = m; }
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int ttl() const { return _ttl; }
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void enabled(bool b) { _enabled = b; }
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void preimage(bool b) { preimage(b ? image_mode::on : image_mode::off); }
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void preimage(image_mode m) { _preimage = m; }
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void postimage(bool b) { _postimage = b; }
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void ttl(int v) { _ttl = v; }
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bool operator==(const options& o) const;
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bool operator!=(const options& o) const;
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};
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} // namespace cdc
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