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db21b735f6
* feat(replication): Use a ring buffer with messages to serve replication. * Fix libraries dep graph * Address PR feedback * nits * add a comment * Lower the default log length
42 lines
965 B
C++
42 lines
965 B
C++
// Copyright 2022, DragonflyDB authors. All rights reserved.
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// See LICENSE for licensing terms.
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//
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#pragma once
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#include <absl/types/span.h>
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#include "facade/reply_capture.h"
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#include "server/journal/types.h"
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namespace dfly {
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class Service;
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// JournalExecutor allows executing journal entries.
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class JournalExecutor {
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public:
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explicit JournalExecutor(Service* service);
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~JournalExecutor();
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JournalExecutor(JournalExecutor&&) = delete;
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void Execute(DbIndex dbid, absl::Span<journal::ParsedEntry::CmdData> cmds);
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void Execute(DbIndex dbid, journal::ParsedEntry::CmdData& cmd);
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void FlushAll(); // Execute FLUSHALL.
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private:
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void Execute(journal::ParsedEntry::CmdData& cmd);
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// Select database. Ensure it exists if accessed for first time.
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void SelectDb(DbIndex dbid);
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Service* service_;
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facade::CapturingReplyBuilder reply_builder_;
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ConnectionContext conn_context_;
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std::vector<bool> ensured_dbs_;
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};
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} // namespace dfly
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