leveled/test/end_to_end/tictac_SUITE.erl

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-module(tictac_SUITE).
-include_lib("common_test/include/ct.hrl").
-include("include/leveled.hrl").
-export([all/0]).
-export([
many_put_compare/1,
index_compare/1,
recent_aae_noaae/1,
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recent_aae_allaae/1,
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recent_aae_bucketaae/1,
recent_aae_expiry/1
]).
all() -> [
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many_put_compare,
index_compare,
recent_aae_noaae,
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recent_aae_allaae,
2017-07-04 13:29:40 +01:00
recent_aae_bucketaae,
recent_aae_expiry
].
-define(LMD_FORMAT, "~4..0w~2..0w~2..0w~2..0w~2..0w").
-define(V1_VERS, 1).
-define(MAGIC, 53). % riak_kv -> riak_object
many_put_compare(_Config) ->
TreeSize = small,
SegmentCount = 256 * 256,
% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
RootPathB = testutil:reset_filestructure("testB"),
RootPathC = testutil:reset_filestructure("testC"),
RootPathD = testutil:reset_filestructure("testD"),
% Start the first database, load a test object, close it, start it again
StartOpts1 = [{root_path, RootPathA},
{max_pencillercachesize, 16000},
{sync_strategy, riak_sync}],
{ok, Bookie1} = leveled_bookie:book_start(StartOpts1),
{B1, K1, V1, S1, MD} = {"Bucket",
"Key1.1.4567.4321",
"Value1",
[],
[{"MDK1", "MDV1"}]},
{TestObject, TestSpec} = testutil:generate_testobject(B1, K1, V1, S1, MD),
ok = testutil:book_riakput(Bookie1, TestObject, TestSpec),
testutil:check_forobject(Bookie1, TestObject),
ok = leveled_bookie:book_close(Bookie1),
StartOpts2 = [{root_path, RootPathA},
{max_journalsize, 500000000},
{max_pencillercachesize, 32000},
{sync_strategy, testutil:sync_strategy()}],
{ok, Bookie2} = leveled_bookie:book_start(StartOpts2),
testutil:check_forobject(Bookie2, TestObject),
% Generate 200K objects to be sued within the test, and load them into
% the first store (outputting the generated objects as a list of lists)
% to be used elsewhere
GenList = [2, 20002, 40002, 60002, 80002,
100002, 120002, 140002, 160002, 180002],
CLs = testutil:load_objects(20000,
GenList,
Bookie2,
TestObject,
fun testutil:generate_smallobjects/2,
20000),
% Start a new store, and load the same objects (except fot the original
% test object) into this store
StartOpts3 = [{root_path, RootPathB},
{max_journalsize, 200000000},
{max_pencillercachesize, 16000},
{sync_strategy, testutil:sync_strategy()}],
{ok, Bookie3} = leveled_bookie:book_start(StartOpts3),
lists:foreach(fun(ObjL) -> testutil:riakload(Bookie3, ObjL) end, CLs),
% Now run a tictac query against both stores to see the extent to which
% state between stores is consistent
TicTacQ = {tictactree_obj,
{o_rkv, "Bucket", null, null, false},
TreeSize,
fun(_B, _K) -> accumulate end},
{async, TreeAFolder} = leveled_bookie:book_returnfolder(Bookie2, TicTacQ),
{async, TreeBFolder} = leveled_bookie:book_returnfolder(Bookie3, TicTacQ),
SWA0 = os:timestamp(),
TreeA = TreeAFolder(),
io:format("Build tictac tree with 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWA0)]),
SWB0 = os:timestamp(),
TreeB = TreeBFolder(),
io:format("Build tictac tree with 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWB0)]),
SWC0 = os:timestamp(),
SegList0 = leveled_tictac:find_dirtyleaves(TreeA, TreeB),
io:format("Compare tictac trees with 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWC0)]),
io:format("Tree comparison shows ~w different leaves~n",
[length(SegList0)]),
AltList =
leveled_tictac:find_dirtyleaves(TreeA,
leveled_tictac:new_tree(0, TreeSize)),
io:format("Tree comparison shows ~w altered leaves~n",
[length(AltList)]),
true = length(SegList0) == 1,
% only the test object should be different
true = length(AltList) > 10000,
% check there are a significant number of differences from empty
% Now run the same query by putting the tree-building responsibility onto
% the fold_objects_fun
ExtractClockFun =
fun(Key, Value) ->
{proxy_object, HeadBin, _Size, _FetchFun} = binary_to_term(Value),
<<?MAGIC:8/integer, ?V1_VERS:8/integer, VclockLen:32/integer,
VclockBin:VclockLen/binary, _Rest/binary>> = HeadBin,
{Key, lists:sort(binary_to_term(VclockBin))}
end,
FoldObjectsFun =
fun(_Bucket, Key, Value, Acc) ->
leveled_tictac:add_kv(Acc, Key, Value, ExtractClockFun, false)
end,
FoldQ0 = {foldheads_bybucket,
o_rkv,
"Bucket",
{FoldObjectsFun, leveled_tictac:new_tree(0, TreeSize)},
false, true},
{async, TreeAObjFolder0} =
leveled_bookie:book_returnfolder(Bookie2, FoldQ0),
SWB0Obj = os:timestamp(),
TreeAObj0 = TreeAObjFolder0(),
io:format("Build tictac tree via object fold with no "++
"presence check and 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWB0Obj)]),
true = length(leveled_tictac:find_dirtyleaves(TreeA, TreeAObj0)) == 0,
FoldQ1 = {foldheads_bybucket,
o_rkv,
"Bucket",
{FoldObjectsFun, leveled_tictac:new_tree(0, TreeSize)},
true, true},
{async, TreeAObjFolder1} =
leveled_bookie:book_returnfolder(Bookie2, FoldQ1),
SWB1Obj = os:timestamp(),
TreeAObj1 = TreeAObjFolder1(),
io:format("Build tictac tree via object fold with "++
"presence check and 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWB1Obj)]),
true = length(leveled_tictac:find_dirtyleaves(TreeA, TreeAObj1)) == 0,
% For an exportable comparison, want hash to be based on something not
% coupled to erlang language - so use exportable query
AltExtractFun =
fun(K, V) ->
{proxy_object, HeadBin, _Size, _FetchFun} = binary_to_term(V),
<<?MAGIC:8/integer, ?V1_VERS:8/integer, VclockLen:32/integer,
VclockBin:VclockLen/binary, _Rest/binary>> = HeadBin,
{term_to_binary(K), VclockBin}
end,
AltFoldObjectsFun =
fun(_Bucket, Key, Value, Acc) ->
leveled_tictac:add_kv(Acc, Key, Value, AltExtractFun, true)
end,
AltFoldQ0 = {foldheads_bybucket,
o_rkv,
"Bucket",
{AltFoldObjectsFun, leveled_tictac:new_tree(0, TreeSize)},
false,
true},
{async, TreeAAltObjFolder0} =
leveled_bookie:book_returnfolder(Bookie2, AltFoldQ0),
SWB2Obj = os:timestamp(),
TreeAAltObj = TreeAAltObjFolder0(),
io:format("Build tictac tree via object fold with no "++
"presence check and 200K objects and alt hash in ~w~n",
[timer:now_diff(os:timestamp(), SWB2Obj)]),
{async, TreeBAltObjFolder0} =
leveled_bookie:book_returnfolder(Bookie3, AltFoldQ0),
SWB3Obj = os:timestamp(),
TreeBAltObj = TreeBAltObjFolder0(),
io:format("Build tictac tree via object fold with no "++
"presence check and 200K objects and alt hash in ~w~n",
[timer:now_diff(os:timestamp(), SWB3Obj)]),
DL_ExportFold =
length(leveled_tictac:find_dirtyleaves(TreeBAltObj, TreeAAltObj)),
io:format("Found dirty leaves with exportable comparison of ~w~n",
[DL_ExportFold]),
true = DL_ExportFold == 1,
%% Finding differing keys
FoldKeysFun =
fun(SegListToFind) ->
fun(_B, K, Acc) ->
Seg =
leveled_tictac:get_segment(erlang:phash2(K), SegmentCount),
case lists:member(Seg, SegListToFind) of
true ->
[K|Acc];
false ->
Acc
end
end
end,
SegQuery = {keylist, o_rkv, "Bucket", {FoldKeysFun(SegList0), []}},
{async, SegKeyFinder} =
leveled_bookie:book_returnfolder(Bookie2, SegQuery),
SWSKL0 = os:timestamp(),
SegKeyList = SegKeyFinder(),
io:format("Finding ~w keys in ~w dirty segments in ~w~n",
[length(SegKeyList),
length(SegList0),
timer:now_diff(os:timestamp(), SWSKL0)]),
true = length(SegKeyList) >= 1,
true = length(SegKeyList) < 10,
true = lists:member("Key1.1.4567.4321", SegKeyList),
% Now remove the object which represents the difference between these
% stores and confirm that the tictac trees will now match
testutil:book_riakdelete(Bookie2, B1, K1, []),
{async, TreeAFolder0} = leveled_bookie:book_returnfolder(Bookie2, TicTacQ),
SWA1 = os:timestamp(),
TreeA0 = TreeAFolder0(),
io:format("Build tictac tree with 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWA1)]),
SegList1 = leveled_tictac:find_dirtyleaves(TreeA0, TreeB),
io:format("Tree comparison following delete shows ~w different leaves~n",
[length(SegList1)]),
true = length(SegList1) == 0,
% Removed test object so tictac trees should match
ok = testutil:book_riakput(Bookie3, TestObject, TestSpec),
{async, TreeBFolder0} = leveled_bookie:book_returnfolder(Bookie3, TicTacQ),
SWB1 = os:timestamp(),
TreeB0 = TreeBFolder0(),
io:format("Build tictac tree with 200K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWB1)]),
SegList2 = leveled_tictac:find_dirtyleaves(TreeA0, TreeB0),
true = SegList2 == SegList0,
% There is an identical difference now the difference is on Bookie3 not
% Bookie 2 (compared to it being in Bookie2 not Bookie3)
ok = leveled_bookie:book_close(Bookie3),
% Replace Bookie 3 with two stores Bookie 4 and Bookie 5 where the ojects
% have been randomly split between the stores
StartOpts4 = [{root_path, RootPathC},
{max_journalsize, 200000000},
{max_pencillercachesize, 24000},
{sync_strategy, testutil:sync_strategy()}],
{ok, Bookie4} = leveled_bookie:book_start(StartOpts4),
StartOpts5 = [{root_path, RootPathD},
{max_journalsize, 200000000},
{max_pencillercachesize, 24000},
{sync_strategy, testutil:sync_strategy()}],
{ok, Bookie5} = leveled_bookie:book_start(StartOpts5),
SplitFun =
fun(Obj) ->
case erlang:phash2(Obj) rem 2 of
0 ->
true;
1 ->
false
end
end,
lists:foreach(fun(ObjL) ->
{ObjLA, ObjLB} = lists:partition(SplitFun, ObjL),
testutil:riakload(Bookie4, ObjLA),
testutil:riakload(Bookie5, ObjLB)
end,
CLs),
% query both the stores, then merge the trees - the result should be the
% same as the result from the tree created aginst the store with both
% partitions
{async, TreeC0Folder} = leveled_bookie:book_returnfolder(Bookie4, TicTacQ),
{async, TreeC1Folder} = leveled_bookie:book_returnfolder(Bookie5, TicTacQ),
SWD0 = os:timestamp(),
TreeC0 = TreeC0Folder(),
io:format("Build tictac tree with 100K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWD0)]),
SWD1 = os:timestamp(),
TreeC1 = TreeC1Folder(),
io:format("Build tictac tree with 100K objects in ~w~n",
[timer:now_diff(os:timestamp(), SWD1)]),
TreeC2 = leveled_tictac:merge_trees(TreeC0, TreeC1),
SegList3 = leveled_tictac:find_dirtyleaves(TreeC2, TreeB),
io:format("Tree comparison following delete shows ~w different leaves~n",
[length(SegList3)]),
true = length(SegList3) == 0,
ok = leveled_bookie:book_close(Bookie2),
ok = leveled_bookie:book_close(Bookie4),
ok = leveled_bookie:book_close(Bookie5).
index_compare(_Config) ->
TreeSize = small,
LS = 2000,
JS = 50000000,
SS = testutil:sync_strategy(),
SegmentCount = 256 * 256,
% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
RootPathB = testutil:reset_filestructure("testB"),
RootPathC = testutil:reset_filestructure("testC"),
RootPathD = testutil:reset_filestructure("testD"),
% Book1A to get all objects
{ok, Book1A} = leveled_bookie:book_start(RootPathA, LS, JS, SS),
% Book1B/C/D will have objects partitioned across it
{ok, Book1B} = leveled_bookie:book_start(RootPathB, LS, JS, SS),
{ok, Book1C} = leveled_bookie:book_start(RootPathC, LS, JS, SS),
{ok, Book1D} = leveled_bookie:book_start(RootPathD, LS, JS, SS),
% Generate nine lists of objects
BucketBin = list_to_binary("Bucket"),
GenMapFun =
fun(_X) ->
V = testutil:get_compressiblevalue(),
Indexes = testutil:get_randomindexes_generator(8),
testutil:generate_objects(10000, binary_uuid, [], V, Indexes)
end,
ObjLists = lists:map(GenMapFun, lists:seq(1, 9)),
% Load all nine lists into Book1A
lists:foreach(fun(ObjL) -> testutil:riakload(Book1A, ObjL) end,
ObjLists),
% Split nine lists across Book1B to Book1D, three object lists in each
lists:foreach(fun(ObjL) -> testutil:riakload(Book1B, ObjL) end,
lists:sublist(ObjLists, 1, 3)),
lists:foreach(fun(ObjL) -> testutil:riakload(Book1C, ObjL) end,
lists:sublist(ObjLists, 4, 3)),
lists:foreach(fun(ObjL) -> testutil:riakload(Book1D, ObjL) end,
lists:sublist(ObjLists, 7, 3)),
GetTicTacTreeFun =
fun(X, Bookie) ->
SW = os:timestamp(),
ST = "!",
ET = "|",
Q = {tictactree_idx,
{BucketBin, "idx" ++ integer_to_list(X) ++ "_bin", ST, ET},
TreeSize,
fun(_B, _K) -> accumulate end},
{async, Folder} = leveled_bookie:book_returnfolder(Bookie, Q),
R = Folder(),
io:format("TicTac Tree for index ~w took " ++
"~w microseconds~n",
[X, timer:now_diff(os:timestamp(), SW)]),
R
end,
% Get a TicTac tree representing one of the indexes in Bucket A
TicTacTree1_Full = GetTicTacTreeFun(1, Book1A),
TicTacTree1_P1 = GetTicTacTreeFun(1, Book1B),
TicTacTree1_P2 = GetTicTacTreeFun(1, Book1C),
TicTacTree1_P3 = GetTicTacTreeFun(1, Book1D),
% Merge the tree across the partitions
TicTacTree1_Joined = lists:foldl(fun leveled_tictac:merge_trees/2,
TicTacTree1_P1,
[TicTacTree1_P2, TicTacTree1_P3]),
% Go compare! Also check we're not comparing empty trees
DL1_0 = leveled_tictac:find_dirtyleaves(TicTacTree1_Full,
TicTacTree1_Joined),
EmptyTree = leveled_tictac:new_tree(empty, TreeSize),
DL1_1 = leveled_tictac:find_dirtyleaves(TicTacTree1_Full, EmptyTree),
true = DL1_0 == [],
true = length(DL1_1) > 100,
ok = leveled_bookie:book_close(Book1A),
ok = leveled_bookie:book_close(Book1B),
ok = leveled_bookie:book_close(Book1C),
ok = leveled_bookie:book_close(Book1D),
% Double chekc all is well still after a restart
% Book1A to get all objects
{ok, Book2A} = leveled_bookie:book_start(RootPathA, LS, JS, SS),
% Book1B/C/D will have objects partitioned across it
{ok, Book2B} = leveled_bookie:book_start(RootPathB, LS, JS, SS),
{ok, Book2C} = leveled_bookie:book_start(RootPathC, LS, JS, SS),
{ok, Book2D} = leveled_bookie:book_start(RootPathD, LS, JS, SS),
% Get a TicTac tree representing one of the indexes in Bucket A
TicTacTree2_Full = GetTicTacTreeFun(2, Book2A),
TicTacTree2_P1 = GetTicTacTreeFun(2, Book2B),
TicTacTree2_P2 = GetTicTacTreeFun(2, Book2C),
TicTacTree2_P3 = GetTicTacTreeFun(2, Book2D),
% Merge the tree across the partitions
TicTacTree2_Joined = lists:foldl(fun leveled_tictac:merge_trees/2,
TicTacTree2_P1,
[TicTacTree2_P2, TicTacTree2_P3]),
% Go compare! Also check we're not comparing empty trees
DL2_0 = leveled_tictac:find_dirtyleaves(TicTacTree2_Full,
TicTacTree2_Joined),
EmptyTree = leveled_tictac:new_tree(empty, TreeSize),
DL2_1 = leveled_tictac:find_dirtyleaves(TicTacTree2_Full, EmptyTree),
true = DL2_0 == [],
true = length(DL2_1) > 100,
IdxSpc = {add, "idx2_bin", "zz999"},
{TestObj, TestSpc} = testutil:generate_testobject(BucketBin,
term_to_binary("K9.Z"),
"Value1",
[IdxSpc],
[{"MDK1", "MDV1"}]),
ok = testutil:book_riakput(Book2C, TestObj, TestSpc),
testutil:check_forobject(Book2C, TestObj),
TicTacTree3_Full = GetTicTacTreeFun(2, Book2A),
TicTacTree3_P1 = GetTicTacTreeFun(2, Book2B),
TicTacTree3_P2 = GetTicTacTreeFun(2, Book2C),
TicTacTree3_P3 = GetTicTacTreeFun(2, Book2D),
% Merge the tree across the partitions
TicTacTree3_Joined = lists:foldl(fun leveled_tictac:merge_trees/2,
TicTacTree3_P1,
[TicTacTree3_P2, TicTacTree3_P3]),
% Find all keys index, and then just the last key
IdxQ1 = {index_query,
BucketBin,
{fun testutil:foldkeysfun/3, []},
{"idx2_bin", "zz", "zz|"},
{true, undefined}},
{async, IdxFolder1} = leveled_bookie:book_returnfolder(Book2C, IdxQ1),
true = IdxFolder1() >= 1,
DL_3to2B = leveled_tictac:find_dirtyleaves(TicTacTree2_P1,
TicTacTree3_P1),
DL_3to2C = leveled_tictac:find_dirtyleaves(TicTacTree2_P2,
TicTacTree3_P2),
DL_3to2D = leveled_tictac:find_dirtyleaves(TicTacTree2_P3,
TicTacTree3_P3),
io:format("Individual tree comparison found dirty leaves of ~w ~w ~w~n",
[DL_3to2B, DL_3to2C, DL_3to2D]),
true = length(DL_3to2B) == 0,
true = length(DL_3to2C) == 1,
true = length(DL_3to2D) == 0,
% Go compare! Should find a difference in one leaf
DL3_0 = leveled_tictac:find_dirtyleaves(TicTacTree3_Full,
TicTacTree3_Joined),
io:format("Different leaves count ~w~n", [length(DL3_0)]),
true = length(DL3_0) == 1,
% Now we want to find for the {Term, Key} pairs that make up the segment
% diferrence (there should only be one)
%
% We want the database to filter on segment - so this doesn't have the
% overheads of key listing
FoldKeysIndexQFun =
fun(_Bucket, {Term, Key}, Acc) ->
Seg =
leveled_tictac:get_segment(erlang:phash2(Key), SegmentCount),
case lists:member(Seg, DL3_0) of
true ->
[{Term, Key}|Acc];
false ->
Acc
end
end,
MismatchQ = {index_query,
BucketBin,
{FoldKeysIndexQFun, []},
{"idx2_bin", "!", "|"},
{true, undefined}},
{async, MMFldr_2A} = leveled_bookie:book_returnfolder(Book2A, MismatchQ),
{async, MMFldr_2B} = leveled_bookie:book_returnfolder(Book2B, MismatchQ),
{async, MMFldr_2C} = leveled_bookie:book_returnfolder(Book2C, MismatchQ),
{async, MMFldr_2D} = leveled_bookie:book_returnfolder(Book2D, MismatchQ),
SWSS = os:timestamp(),
SL_Joined = MMFldr_2B() ++ MMFldr_2C() ++ MMFldr_2D(),
SL_Full = MMFldr_2A(),
2017-06-23 15:20:24 +01:00
io:format("Segment search across both clusters took ~w~n",
[timer:now_diff(os:timestamp(), SWSS)]),
io:format("Joined SegList ~w~n", [SL_Joined]),
io:format("Full SegList ~w~n", [SL_Full]),
Diffs = lists:subtract(SL_Full, SL_Joined)
++ lists:subtract(SL_Joined, SL_Full),
io:format("Differences between lists ~w~n", [Diffs]),
% The actual difference is discovered
true = lists:member({"zz999", term_to_binary("K9.Z")}, Diffs),
% Without discovering too many others
2017-06-23 16:51:28 +01:00
true = length(Diffs) < 20,
ok = leveled_bookie:book_close(Book2A),
ok = leveled_bookie:book_close(Book2B),
ok = leveled_bookie:book_close(Book2C),
ok = leveled_bookie:book_close(Book2D).
recent_aae_noaae(_Config) ->
% Starts databases with recent_aae tables, and attempt to query to fetch
% recent aae trees returns empty trees as no index entries are found.
TreeSize = small,
% SegmentCount = 256 * 256,
UnitMins = 2,
% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
RootPathB = testutil:reset_filestructure("testB"),
RootPathC = testutil:reset_filestructure("testC"),
RootPathD = testutil:reset_filestructure("testD"),
StartOptsA = aae_startopts(RootPathA, false),
StartOptsB = aae_startopts(RootPathB, false),
StartOptsC = aae_startopts(RootPathC, false),
StartOptsD = aae_startopts(RootPathD, false),
% Book1A to get all objects
{ok, Book1A} = leveled_bookie:book_start(StartOptsA),
% Book1B/C/D will have objects partitioned across it
{ok, Book1B} = leveled_bookie:book_start(StartOptsB),
{ok, Book1C} = leveled_bookie:book_start(StartOptsC),
{ok, Book1D} = leveled_bookie:book_start(StartOptsD),
{B1, K1, V1, S1, MD} = {"Bucket",
"Key1.1.4567.4321",
"Value1",
[],
[{"MDK1", "MDV1"}]},
{TestObject, TestSpec} = testutil:generate_testobject(B1, K1, V1, S1, MD),
SW_StartLoad = os:timestamp(),
ok = testutil:book_riakput(Book1A, TestObject, TestSpec),
ok = testutil:book_riakput(Book1B, TestObject, TestSpec),
testutil:check_forobject(Book1A, TestObject),
testutil:check_forobject(Book1B, TestObject),
{TicTacTreeJoined, TicTacTreeFull, EmptyTree, _LMDIndexes} =
load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
false),
% Go compare! Also confirm we're not comparing empty trees
DL1_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull,
TicTacTreeJoined),
DL1_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = DL1_0 == [],
true = length(DL1_1) == 0,
ok = leveled_bookie:book_close(Book1A),
ok = leveled_bookie:book_close(Book1B),
ok = leveled_bookie:book_close(Book1C),
ok = leveled_bookie:book_close(Book1D).
recent_aae_allaae(_Config) ->
% Leveled is started in blacklisted mode with no buckets blacklisted.
%
% A number of changes are then loaded into a store, and also partitioned
% across a separate set of three stores. A merge tree is returned from
% both the single store and the partitioned store, and proven to compare
% the same.
%
% A single change is then made, but into one half of the system only. The
% aae index is then re-queried and it is verified that a signle segment
% difference is found.
%
% The segment Id found is then used in a query to find the Keys that make
% up that segment, and the delta discovered should be just that one key
% which was known to have been changed
TreeSize = small,
% SegmentCount = 256 * 256,
UnitMins = 2,
AAE = {blacklist, [], 60, UnitMins},
% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
RootPathB = testutil:reset_filestructure("testB"),
RootPathC = testutil:reset_filestructure("testC"),
RootPathD = testutil:reset_filestructure("testD"),
StartOptsA = aae_startopts(RootPathA, AAE),
StartOptsB = aae_startopts(RootPathB, AAE),
StartOptsC = aae_startopts(RootPathC, AAE),
StartOptsD = aae_startopts(RootPathD, AAE),
% Book1A to get all objects
{ok, Book1A} = leveled_bookie:book_start(StartOptsA),
% Book1B/C/D will have objects partitioned across it
{ok, Book1B} = leveled_bookie:book_start(StartOptsB),
{ok, Book1C} = leveled_bookie:book_start(StartOptsC),
{ok, Book1D} = leveled_bookie:book_start(StartOptsD),
{B1, K1, V1, S1, MD} = {"Bucket",
"Key1.1.4567.4321",
"Value1",
[],
[{"MDK1", "MDV1"}]},
{TestObject, TestSpec} = testutil:generate_testobject(B1, K1, V1, S1, MD),
SW_StartLoad = os:timestamp(),
ok = testutil:book_riakput(Book1A, TestObject, TestSpec),
ok = testutil:book_riakput(Book1B, TestObject, TestSpec),
testutil:check_forobject(Book1A, TestObject),
testutil:check_forobject(Book1B, TestObject),
{TicTacTreeJoined, TicTacTreeFull, EmptyTree, LMDIndexes} =
load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
false),
% Go compare! Also confirm we're not comparing empty trees
DL1_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull,
TicTacTreeJoined),
DL1_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = DL1_0 == [],
true = length(DL1_1) > 100,
ok = leveled_bookie:book_close(Book1A),
ok = leveled_bookie:book_close(Book1B),
ok = leveled_bookie:book_close(Book1C),
ok = leveled_bookie:book_close(Book1D),
% Book2A to get all objects
{ok, Book2A} = leveled_bookie:book_start(StartOptsA),
% Book2B/C/D will have objects partitioned across it
{ok, Book2B} = leveled_bookie:book_start(StartOptsB),
{ok, Book2C} = leveled_bookie:book_start(StartOptsC),
{ok, Book2D} = leveled_bookie:book_start(StartOptsD),
{TicTacTreeJoined, TicTacTreeFull, EmptyTree, LMDIndexes} =
load_and_check_recentaae(Book2A, Book2B, Book2C, Book2D,
SW_StartLoad, TreeSize, UnitMins,
LMDIndexes),
% Go compare! Also confirm we're not comparing empty trees
DL1_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull,
TicTacTreeJoined),
DL1_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = DL1_0 == [],
true = length(DL1_1) > 100,
V2 = "Value2",
{TestObject2, TestSpec2} =
testutil:generate_testobject(B1, K1, V2, S1, MD),
New_startTS = os:timestamp(),
ok = testutil:book_riakput(Book2B, TestObject2, TestSpec2),
testutil:check_forobject(Book2B, TestObject2),
testutil:check_forobject(Book2A, TestObject),
New_endTS = os:timestamp(),
NewLMDIndexes = determine_lmd_indexes(New_startTS, New_endTS, UnitMins),
{TicTacTreeJoined2, TicTacTreeFull2, _EmptyTree, NewLMDIndexes} =
load_and_check_recentaae(Book2A, Book2B, Book2C, Book2D,
New_startTS, TreeSize, UnitMins,
NewLMDIndexes),
DL2_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull2,
TicTacTreeJoined2),
% DL2_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = length(DL2_0) == 1,
[DirtySeg] = DL2_0,
TermPrefix = string:right(integer_to_list(DirtySeg), 8, $0),
LMDSegFolder =
fun(LMD, {Acc, Bookie}) ->
IdxLMD = list_to_binary("$aae." ++ LMD ++ "_bin"),
IdxQ1 =
{index_query,
<<"$all">>,
{fun testutil:foldkeysfun_returnbucket/3, []},
{IdxLMD,
list_to_binary(TermPrefix ++ "."),
list_to_binary(TermPrefix ++ "|")},
{true, undefined}},
{async, IdxFolder} =
leveled_bookie:book_returnfolder(Bookie, IdxQ1),
{Acc ++ IdxFolder(), Bookie}
end,
{KeysTerms2A, _} = lists:foldl(LMDSegFolder,
{[], Book2A},
lists:usort(LMDIndexes ++ NewLMDIndexes)),
true = length(KeysTerms2A) >= 1,
{KeysTerms2B, _} = lists:foldl(LMDSegFolder,
{[], Book2B},
lists:usort(LMDIndexes ++ NewLMDIndexes)),
{KeysTerms2C, _} = lists:foldl(LMDSegFolder,
{[], Book2C},
lists:usort(LMDIndexes ++ NewLMDIndexes)),
{KeysTerms2D, _} = lists:foldl(LMDSegFolder,
{[], Book2D},
lists:usort(LMDIndexes ++ NewLMDIndexes)),
KeysTerms2Joined = KeysTerms2B ++ KeysTerms2C ++ KeysTerms2D,
DeltaX = lists:subtract(KeysTerms2A, KeysTerms2Joined),
DeltaY = lists:subtract(KeysTerms2Joined, KeysTerms2A),
io:format("DeltaX ~w~n", [DeltaX]),
io:format("DeltaY ~w~n", [DeltaY]),
true = length(DeltaX) == 0, % This hasn't seen any extra changes
true = length(DeltaY) == 1, % This has seen an extra change
[{_, {B1, K1}}] = DeltaY,
ok = leveled_bookie:book_close(Book2A),
ok = leveled_bookie:book_close(Book2B),
ok = leveled_bookie:book_close(Book2C),
ok = leveled_bookie:book_close(Book2D).
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recent_aae_bucketaae(_Config) ->
% Configure AAE to work only on a single whitelisted bucket
% Confirm that we can spot a delta in this bucket, but not
% in another bucket
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TreeSize = small,
% SegmentCount = 256 * 256,
UnitMins = 2,
AAE = {whitelist, [<<"Bucket">>], 60, UnitMins},
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% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
RootPathB = testutil:reset_filestructure("testB"),
RootPathC = testutil:reset_filestructure("testC"),
RootPathD = testutil:reset_filestructure("testD"),
StartOptsA = aae_startopts(RootPathA, AAE),
StartOptsB = aae_startopts(RootPathB, AAE),
StartOptsC = aae_startopts(RootPathC, AAE),
StartOptsD = aae_startopts(RootPathD, AAE),
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% Book1A to get all objects
{ok, Book1A} = leveled_bookie:book_start(StartOptsA),
% Book1B/C/D will have objects partitioned across it
{ok, Book1B} = leveled_bookie:book_start(StartOptsB),
{ok, Book1C} = leveled_bookie:book_start(StartOptsC),
{ok, Book1D} = leveled_bookie:book_start(StartOptsD),
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{B1, K1, V1, S1, MD} = {<<"Bucket">>,
"Key1.1.4567.4321",
"Value1",
[],
[{"MDK1", "MDV1"}]},
{TestObject, TestSpec} = testutil:generate_testobject(B1, K1, V1, S1, MD),
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SW_StartLoad = os:timestamp(),
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ok = testutil:book_riakput(Book1A, TestObject, TestSpec),
ok = testutil:book_riakput(Book1B, TestObject, TestSpec),
testutil:check_forobject(Book1A, TestObject),
testutil:check_forobject(Book1B, TestObject),
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{TicTacTreeJoined, TicTacTreeFull, EmptyTree, LMDIndexes} =
load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
false, <<"Bucket">>),
% Go compare! Also confirm we're not comparing empty trees
DL1_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull,
TicTacTreeJoined),
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DL1_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = DL1_0 == [],
true = length(DL1_1) > 100,
ok = leveled_bookie:book_close(Book1A),
ok = leveled_bookie:book_close(Book1B),
ok = leveled_bookie:book_close(Book1C),
ok = leveled_bookie:book_close(Book1D),
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% Book2A to get all objects
{ok, Book2A} = leveled_bookie:book_start(StartOptsA),
% Book2B/C/D will have objects partitioned across it
{ok, Book2B} = leveled_bookie:book_start(StartOptsB),
{ok, Book2C} = leveled_bookie:book_start(StartOptsC),
{ok, Book2D} = leveled_bookie:book_start(StartOptsD),
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% Change the value for a key in another bucket
% If we get trees for this period, no difference should be found
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V2 = "Value2",
{TestObject2, TestSpec2} =
testutil:generate_testobject(<<"NotBucket">>, K1, V2, S1, MD),
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New_startTS2 = os:timestamp(),
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ok = testutil:book_riakput(Book2B, TestObject2, TestSpec2),
testutil:check_forobject(Book2B, TestObject2),
testutil:check_forobject(Book2A, TestObject),
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New_endTS2 = os:timestamp(),
NewLMDIndexes2 = determine_lmd_indexes(New_startTS2, New_endTS2, UnitMins),
{TicTacTreeJoined2, TicTacTreeFull2, _EmptyTree, NewLMDIndexes2} =
load_and_check_recentaae(Book2A, Book2B, Book2C, Book2D,
New_startTS2, TreeSize, UnitMins,
NewLMDIndexes2, <<"Bucket">>),
DL2_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull2,
TicTacTreeJoined2),
true = length(DL2_0) == 0,
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% Now create an object that is a change to an existing key in the
% monitored bucket. A differrence should be found
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{TestObject3, TestSpec3} =
testutil:generate_testobject(B1, K1, V2, S1, MD),
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New_startTS3 = os:timestamp(),
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ok = testutil:book_riakput(Book2B, TestObject3, TestSpec3),
testutil:check_forobject(Book2B, TestObject3),
testutil:check_forobject(Book2A, TestObject),
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New_endTS3 = os:timestamp(),
NewLMDIndexes3 = determine_lmd_indexes(New_startTS3, New_endTS3, UnitMins),
{TicTacTreeJoined3, TicTacTreeFull3, _EmptyTree, NewLMDIndexes3} =
load_and_check_recentaae(Book2A, Book2B, Book2C, Book2D,
New_startTS3, TreeSize, UnitMins,
NewLMDIndexes3, <<"Bucket">>),
DL3_0 = leveled_tictac:find_dirtyleaves(TicTacTreeFull3,
TicTacTreeJoined3),
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% DL2_1 = leveled_tictac:find_dirtyleaves(TicTacTreeFull, EmptyTree),
true = length(DL3_0) == 1,
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% Find the dirty segment, and use that to find the dirty key
%
% Note that unlike when monitoring $all, fold_keys can be used as there
% is no need to return the Bucket (as hte bucket is known)
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[DirtySeg] = DL3_0,
TermPrefix = string:right(integer_to_list(DirtySeg), 8, $0),
LMDSegFolder =
fun(LMD, {Acc, Bookie}) ->
IdxLMD = list_to_binary("$aae." ++ LMD ++ "_bin"),
IdxQ1 =
{index_query,
<<"Bucket">>,
{fun testutil:foldkeysfun/3, []},
{IdxLMD,
list_to_binary(TermPrefix ++ "."),
list_to_binary(TermPrefix ++ "|")},
{true, undefined}},
{async, IdxFolder} =
leveled_bookie:book_returnfolder(Bookie, IdxQ1),
{Acc ++ IdxFolder(), Bookie}
end,
{KeysTerms2A, _} = lists:foldl(LMDSegFolder,
{[], Book2A},
lists:usort(LMDIndexes ++ NewLMDIndexes3)),
true = length(KeysTerms2A) >= 1,
{KeysTerms2B, _} = lists:foldl(LMDSegFolder,
{[], Book2B},
lists:usort(LMDIndexes ++ NewLMDIndexes3)),
{KeysTerms2C, _} = lists:foldl(LMDSegFolder,
{[], Book2C},
lists:usort(LMDIndexes ++ NewLMDIndexes3)),
{KeysTerms2D, _} = lists:foldl(LMDSegFolder,
{[], Book2D},
lists:usort(LMDIndexes ++ NewLMDIndexes3)),
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KeysTerms2Joined = KeysTerms2B ++ KeysTerms2C ++ KeysTerms2D,
DeltaX = lists:subtract(KeysTerms2A, KeysTerms2Joined),
DeltaY = lists:subtract(KeysTerms2Joined, KeysTerms2A),
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io:format("DeltaX ~w~n", [DeltaX]),
io:format("DeltaY ~w~n", [DeltaY]),
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true = length(DeltaX) == 0, % This hasn't seen any extra changes
true = length(DeltaY) == 1, % This has seen an extra change
[{_, K1}] = DeltaY,
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ok = leveled_bookie:book_close(Book2A),
ok = leveled_bookie:book_close(Book2B),
ok = leveled_bookie:book_close(Book2C),
ok = leveled_bookie:book_close(Book2D).
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recent_aae_expiry(_Config) ->
% Proof that the index entries are indeed expired
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TreeSize = small,
% SegmentCount = 256 * 256,
UnitMins = 1,
TotalMins = 2,
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AAE = {blacklist, [], TotalMins, UnitMins},
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% Test requires multiple different databases, so want to mount them all
% on individual file paths
RootPathA = testutil:reset_filestructure("testA"),
StartOptsA = aae_startopts(RootPathA, AAE),
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% Book1A to get all objects
{ok, Book1A} = leveled_bookie:book_start(StartOptsA),
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GenMapFun =
fun(_X) ->
V = testutil:get_compressiblevalue(),
Indexes = testutil:get_randomindexes_generator(8),
testutil:generate_objects(5000,
binary_uuid,
[],
V,
Indexes)
end,
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ObjLists = lists:map(GenMapFun, lists:seq(1, 3)),
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SW0 = os:timestamp(),
% Load all nine lists into Book1A
lists:foreach(fun(ObjL) -> testutil:riakload(Book1A, ObjL) end,
ObjLists),
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SW1 = os:timestamp(),
% sleep for two minutes, so all index entries will have expired
GetTicTacTreeFun =
fun(Bookie) ->
get_tictactree_fun(Bookie, <<"$all">>, TreeSize)
end,
EmptyTree = leveled_tictac:new_tree(empty, TreeSize),
LMDIndexes = determine_lmd_indexes(SW0, SW1, UnitMins),
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% Should get a non-empty answer to the query
TicTacTree1_Full =
lists:foldl(GetTicTacTreeFun(Book1A), EmptyTree, LMDIndexes),
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DL3_0 = leveled_tictac:find_dirtyleaves(TicTacTree1_Full, EmptyTree),
io:format("Dirty leaves found before expiry ~w~n", [length(DL3_0)]),
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true = length(DL3_0) > 0,
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SecondsSinceLMD = timer:now_diff(os:timestamp(), SW0) div 1000000,
SecondsToExpiry = (TotalMins + UnitMins) * 60,
io:format("SecondsToExpiry ~w SecondsSinceLMD ~w~n",
[SecondsToExpiry, SecondsSinceLMD]),
io:format("LMDIndexes ~w~n", [LMDIndexes]),
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case SecondsToExpiry > SecondsSinceLMD of
true ->
timer:sleep((1 + SecondsToExpiry - SecondsSinceLMD) * 1000);
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false ->
timer:sleep(1000)
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end,
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% Should now get an empty answer - all entries have expired
TicTacTree2_Full =
lists:foldl(GetTicTacTreeFun(Book1A), EmptyTree, LMDIndexes),
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DL4_0 = leveled_tictac:find_dirtyleaves(TicTacTree2_Full, EmptyTree),
io:format("Dirty leaves found after expiry ~w~n", [length(DL4_0)]),
timer:sleep(10000),
TicTacTree3_Full =
lists:foldl(GetTicTacTreeFun(Book1A), EmptyTree, LMDIndexes),
DL5_0 = leveled_tictac:find_dirtyleaves(TicTacTree3_Full, EmptyTree),
io:format("Dirty leaves found after expiry plus 10s ~w~n", [length(DL5_0)]),
ok = leveled_bookie:book_close(Book1A),
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true = length(DL4_0) == 0.
load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
LMDIndexes_Loaded) ->
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load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
LMDIndexes_Loaded, <<"$all">>).
load_and_check_recentaae(Book1A, Book1B, Book1C, Book1D,
SW_StartLoad, TreeSize, UnitMins,
LMDIndexes_Loaded, Bucket) ->
LMDIndexes =
case LMDIndexes_Loaded of
false ->
% Generate nine lists of objects
% BucketBin = list_to_binary("Bucket"),
GenMapFun =
fun(_X) ->
V = testutil:get_compressiblevalue(),
Indexes = testutil:get_randomindexes_generator(8),
testutil:generate_objects(5000,
binary_uuid,
[],
V,
Indexes)
end,
ObjLists = lists:map(GenMapFun, lists:seq(1, 9)),
% Load all nine lists into Book1A
lists:foreach(fun(ObjL) -> testutil:riakload(Book1A, ObjL) end,
ObjLists),
% Split nine lists across Book1B to Book1D, three object lists
% in each
lists:foreach(fun(ObjL) -> testutil:riakload(Book1B, ObjL) end,
lists:sublist(ObjLists, 1, 3)),
lists:foreach(fun(ObjL) -> testutil:riakload(Book1C, ObjL) end,
lists:sublist(ObjLists, 4, 3)),
lists:foreach(fun(ObjL) -> testutil:riakload(Book1D, ObjL) end,
lists:sublist(ObjLists, 7, 3)),
SW_EndLoad = os:timestamp(),
determine_lmd_indexes(SW_StartLoad, SW_EndLoad, UnitMins);
_ ->
LMDIndexes_Loaded
end,
EmptyTree = leveled_tictac:new_tree(empty, TreeSize),
GetTicTacTreeFun =
fun(Bookie) ->
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get_tictactree_fun(Bookie, Bucket, TreeSize)
end,
% Get a TicTac tree representing one of the indexes in Bucket A
TicTacTree1_Full =
lists:foldl(GetTicTacTreeFun(Book1A), EmptyTree, LMDIndexes),
TicTacTree1_P1 =
lists:foldl(GetTicTacTreeFun(Book1B), EmptyTree, LMDIndexes),
TicTacTree1_P2 =
lists:foldl(GetTicTacTreeFun(Book1C), EmptyTree, LMDIndexes),
TicTacTree1_P3 =
lists:foldl(GetTicTacTreeFun(Book1D), EmptyTree, LMDIndexes),
% Merge the tree across the partitions
TicTacTree1_Joined = lists:foldl(fun leveled_tictac:merge_trees/2,
TicTacTree1_P1,
[TicTacTree1_P2, TicTacTree1_P3]),
{TicTacTree1_Full, TicTacTree1_Joined, EmptyTree, LMDIndexes}.
aae_startopts(RootPath, AAE) ->
LS = 2000,
JS = 50000000,
SS = testutil:sync_strategy(),
[{root_path, RootPath},
{sync_strategy, SS},
{cache_size, LS},
{max_journalsize, JS},
{recent_aae, AAE}].
determine_lmd_indexes(StartTS, EndTS, UnitMins) ->
StartDT = calendar:now_to_datetime(StartTS),
EndDT = calendar:now_to_datetime(EndTS),
StartTimeStr = get_strtime(StartDT, UnitMins),
EndTimeStr = get_strtime(EndDT, UnitMins),
AddTimeFun =
fun(X, Acc) ->
case lists:member(EndTimeStr, Acc) of
true ->
Acc;
false ->
NextTime =
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UnitMins * 60 * X +
calendar:datetime_to_gregorian_seconds(StartDT),
NextDT =
calendar:gregorian_seconds_to_datetime(NextTime),
Acc ++ [get_strtime(NextDT, UnitMins)]
end
end,
lists:foldl(AddTimeFun, [StartTimeStr], lists:seq(1, 10)).
get_strtime(DateTime, UnitMins) ->
{{Y, M, D}, {Hour, Minute, _Second}} = DateTime,
RoundMins =
UnitMins * (Minute div UnitMins),
StrTime =
lists:flatten(io_lib:format(?LMD_FORMAT,
[Y, M, D, Hour, RoundMins])),
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StrTime.
get_tictactree_fun(Bookie, Bucket, TreeSize) ->
fun(LMD, Acc) ->
SW = os:timestamp(),
ST = <<"0">>,
ET = <<"A">>,
Q = {tictactree_idx,
{Bucket,
list_to_binary("$aae." ++ LMD ++ "_bin"),
ST,
ET},
TreeSize,
fun(_B, _K) -> accumulate end},
{async, Folder} = leveled_bookie:book_returnfolder(Bookie, Q),
R = Folder(),
io:format("TicTac Tree for index ~s took " ++
"~w microseconds~n",
[LMD, timer:now_diff(os:timestamp(), SW)]),
leveled_tictac:merge_trees(R, Acc)
end.