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khepri

0.3.0
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Tree-like replicated on-disk database library

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khepri src khepri_machine.hrl
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src/khepri_machine.hrl 

%% This Source Code Form is subject to the terms of the Mozilla Public

%% License, v. 2.0. If a copy of the MPL was not distributed with this

%% file, You can obtain one at https://mozilla.org/MPL/2.0/.

%%

%% Copyright (c) 2021-2022 VMware, Inc. or its affiliates.  All rights reserved.

%%



%% TODO: Query this value from Ra itself.

-define(SNAPSHOT_INTERVAL, 4096).



-record(config,

        {store_id :: khepri:store_id(),

         snapshot_interval = ?SNAPSHOT_INTERVAL :: non_neg_integer()}).



-record(khepri_machine,

        {config = #config{} :: khepri_machine:machine_config(),

         root = #node{stat = ?INIT_NODE_STAT} :: khepri_machine:tree_node(),

         keep_while_conds = #{} :: khepri:keep_while_conds_map(),

         keep_while_conds_revidx = #{}

           :: khepri_machine:keep_while_conds_revidx(),

         triggers = #{} ::

           #{khepri:trigger_id() =>

             #{sproc := khepri_path:path(),

               event_filter := khepri_evf:event_filter()}},

         emitted_triggers = [] :: [khepri_machine:triggered()],

         metrics = #{} :: #{applied_command_count => non_neg_integer()}}).