78 lines
2.8 KiB
Erlang
78 lines
2.8 KiB
Erlang
%% -------------------------------------------------------------------
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%%
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%% Copyright (c) 2007-2014 Basho Technologies, Inc. All Rights Reserved.
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%%
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%% This file is provided to you under the Apache License,
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%% Version 2.0 (the "License"); you may not use this file
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%% except in compliance with the License. You may obtain
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%% a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing,
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%% software distributed under the License is distributed on an
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%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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%% KIND, either express or implied. See the License for the
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%% specific language governing permissions and limitations
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%% under the License.
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%%
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%% -------------------------------------------------------------------
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-ifndef(MACHI_PROJECTION_HRL).
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-define(MACHI_PROJECTION_HRL, true).
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-type pv1_consistency_mode() :: 'ap_mode' | 'cp_mode'.
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-type pv1_csum() :: binary().
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-type pv1_epoch() :: {pv1_epoch_n(), pv1_csum()}.
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-type pv1_epoch_n() :: non_neg_integer().
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-type pv1_server() :: atom() | binary().
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-type pv1_timestamp() :: {non_neg_integer(), non_neg_integer(), non_neg_integer()}.
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-record(p_srvr, {
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name :: pv1_server(),
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proto_mod = 'machi_flu1_client' :: atom(), % Module name
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address :: term(), % Protocol-specific
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port :: term(), % Protocol-specific
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props = [] :: list() % proplist for other related info
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}).
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-record(flap_i, {
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flap_count :: {term(), term()},
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all_hosed :: list(),
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all_flap_counts :: list(),
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my_unique_prop_count :: non_neg_integer()
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}).
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-type p_srvr() :: #p_srvr{}.
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-type p_srvr_dict() :: orddict:orddict().
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-define(DUMMY_PV1_EPOCH, {0,<<0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0>>}).
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%% Kludge for spam gossip. TODO: replace me
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-define(SPAM_PROJ_EPOCH, ((1 bsl 32) - 7)).
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-record(projection_v1, {
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epoch_number :: pv1_epoch_n() | ?SPAM_PROJ_EPOCH,
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epoch_csum :: pv1_csum(),
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author_server :: pv1_server(),
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all_members :: [pv1_server()],
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witnesses = [] :: [pv1_server()],
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creation_time :: pv1_timestamp(),
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mode = ap_mode :: pv1_consistency_mode(),
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upi :: [pv1_server()],
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repairing :: [pv1_server()],
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down :: [pv1_server()],
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dbg :: list(), %proplist(), is checksummed
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dbg2 :: list(), %proplist(), is not checksummed
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members_dict :: p_srvr_dict()
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}).
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-define(MACHI_DEFAULT_TCP_PORT, 50000).
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-define(SHA_MAX, (1 bsl (20*8))).
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%% Set a limit to the maximum chain length, so that it's easier to
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%% create a consistent projection ranking score.
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-define(MAX_CHAIN_LENGTH, 64).
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-endif. % !MACHI_PROJECTION_HRL
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