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Merged
cmeiklejohn merged 1 commit into from
Jul 16, 2014
Merged

Add a benchmark for concurrent map updates. #131

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26 changes: 26 additions & 0 deletions examples/teams-crdt-map.config
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Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
{mode,{rate,max}}.
{duration,10}.
{concurrent,150}.
{rng_seed,now}.

%% This bucket type must be created and set to be datatype, maps.
{riakc_pb_bucket,{<<"maps">>,<<"testbucket">>}}.

{key_generator, {uniform_int, 100}}.
{value_generator, {uniform_int, 1000}}.

{operations,[{{game,completed},10},
{{team,player,addition},3},
{{team,player,removal},3},
{{team,read},100},
{{team,write},1}]}.

{riakc_pb_ips,[{"riak101.aws",10017},
{"riak102.aws",10017},
{"riak103.aws",10017},
{"riak104.aws",10017},
{"riak105.aws",10017}]}.

{riakc_pb_replies,default}.

{driver,basho_bench_driver_riakc_pb}.
144 changes: 144 additions & 0 deletions src/basho_bench_driver_riakc_pb.erl
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Expand Up @@ -146,6 +146,150 @@ warn_bucket_mr_correctness(_) ->
%% preload is specified, so no warning necessary
ok.

%% Write information about the team.
run({team, write}, KeyGen, _ValueGen, State) ->
Key = integer_to_list(KeyGen()),
Result = riakc_pb_socket:modify_type(State#state.pid,
fun(M) ->
riakc_map:update(
{<<"name">>, register},
fun(R) ->
riakc_register:set(
list_to_binary("Team " ++ Key), R)
end, M)
end,
State#state.bucket, Key, [create]),
case Result of
ok ->
lager:info("Team write succeeded."),
{ok, State};
{ok, _} ->
lager:info("Team write succeeded."),
{ok, State};
{error, Reason} ->
lager:info("Team write failed, error: ~p", [Reason]),
{error, Reason, State}
end;

%% Read information about the team.
run({team, read}, KeyGen, ValueGen, State) ->
Key = integer_to_list(KeyGen()),
Options = [{r,2}, {notfound_ok, true}, {timeout, 5000}],
Result = riakc_pb_socket:fetch_type(State#state.pid,
State#state.bucket,
Key,
Options),
case Result of
{ok, _} ->
lager:info("Team read succeeded."),
{ok, State};
{error, {notfound, _}} ->
lager:info("Team does not exist yet."),
run({team, write}, KeyGen, ValueGen, State);
{error, Reason} ->
lager:info("Team read failed, error: ~p", [Reason]),
{error, Reason, State}
end;

%% Remove a player from the team.
run({team, player, removal}, KeyGen, ValueGen, State) ->
Key = integer_to_list(KeyGen()),
Options = [{r,2}, {notfound_ok, true}, {timeout, 5000}],
Result = riakc_pb_socket:fetch_type(State#state.pid,
State#state.bucket,
Key,
Options),
case Result of
{ok, M0} ->
M = riakc_map:value(M0),
Members = proplists:get_value({<<"members">>, set}, M, []),
case length(Members) > 0 of
true ->
Value = hd(Members),
lager:info("Team read succeeded"),
Result2 = riakc_pb_socket:modify_type(State#state.pid,
fun(M2) ->
riakc_map:update(
{<<"members">>, set},
fun(R) ->
riakc_set:del_element(
Value, R)
end, M2)
end,
State#state.bucket, Key, [create]),
case Result2 of
ok ->
lager:info("Team player removal succeeded."),
{ok, State};
{ok, _} ->
lager:info("Team player removal succeeded."),
{ok, State};
{error, Reason} ->
lager:info("Team player removal failed, error: ~p", [Reason]),
{error, Reason, State}
end;
false ->
lager:info("Team player removal success, no members."),
{ok, State}
end;
{error, {notfound, _}} ->
lager:info("Team does not exist yet."),
run({team, write}, KeyGen, ValueGen, State);
{error, Reason} ->
lager:info("Team read failed, error: ~p", [Reason]),
{error, Reason, State}
end;

%% Add a player to the team.
run({team, player, addition}, KeyGen, ValueGen, State) ->
Key = integer_to_list(KeyGen()),
Value = "Team member " ++ integer_to_list(ValueGen()),
Result = riakc_pb_socket:modify_type(State#state.pid,
fun(M) ->
riakc_map:update(
{<<"members">>, set},
fun(S) ->
riakc_set:add_element(list_to_binary(Value), S)
end, M)
end,
State#state.bucket, Key, [create]),
case Result of
ok ->
lager:info("Team player addition succeeded."),
{ok, State};
{ok, _} ->
lager:info("Team player addition succeeded."),
{ok, State};
{error, Reason} ->
lager:info("Team player addition failed, error: ~p", [Reason]),
{error, Reason, State}
end;

%% Mark a game as completed.
run({game, completed}, KeyGen, ValueGen, State) ->
Key = integer_to_list(KeyGen()),
Value = ValueGen(),
Result = riakc_pb_socket:modify_type(State#state.pid,
fun(M) ->
riakc_map:update(
{<<"score">>, counter},
fun(C) ->
riakc_counter:increment(Value, C)
end, M)
end,
State#state.bucket, Key, [create]),
case Result of
ok ->
lager:info("Score change succeeded."),
{ok, State};
{ok, _} ->
lager:info("Score change succeeded."),
{ok, State};
{error, Reason} ->
lager:info("Score change failed, error: ~p", [Reason]),
{error, Reason, State}
end;

run(get, KeyGen, _ValueGen, State) ->
Key = KeyGen(),
case riakc_pb_socket:get(State#state.pid, State#state.bucket, Key,
Expand Down