leveled/test/end_to_end/testutil.erl
martinsumner 254183369e CDB - switch to gen_fsm
The CDB file management server has distinct states, and was growing case
logic to prevent certain messages from being handled in ceratin states,
and to handle different messages differently.  So this has now been
converted to a gen_fsm.

As part of resolving this, the space_clear_ondelete test has been
completed, and completing this revealed that the Penciller could not
cope with a change which emptied the ledger.  So a series of changes has
been handled to allow it to smoothly progress to an empty manifest.
2016-10-26 20:39:16 +01:00

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10 KiB
Erlang

-module(testutil).
-include("../include/leveled.hrl").
-export([reset_filestructure/0,
reset_filestructure/1,
check_bucket_stats/2,
check_forlist/2,
check_forlist/3,
check_formissinglist/2,
check_forobject/2,
check_formissingobject/3,
generate_testobject/0,
generate_testobject/5,
generate_compressibleobjects/2,
generate_smallobjects/2,
generate_objects/2,
generate_objects/5,
generate_objects/6,
set_object/5,
get_key/1,
get_value/1,
get_compressiblevalue/0,
get_randomindexes_generator/1,
name_list/0,
load_objects/5]).
reset_filestructure() ->
reset_filestructure(0).
reset_filestructure(Wait) ->
io:format("Waiting ~w ms to give a chance for all file closes " ++
"to complete~n", [Wait]),
timer:sleep(Wait),
RootPath = "test",
filelib:ensure_dir(RootPath ++ "/journal/"),
filelib:ensure_dir(RootPath ++ "/ledger/"),
leveled_inker:clean_testdir(RootPath ++ "/journal"),
leveled_penciller:clean_testdir(RootPath ++ "/ledger"),
RootPath.
check_bucket_stats(Bookie, Bucket) ->
FoldSW1 = os:timestamp(),
io:format("Checking bucket size~n"),
{async, Folder1} = leveled_bookie:book_returnfolder(Bookie,
{riakbucket_stats,
Bucket}),
{B1Size, B1Count} = Folder1(),
io:format("Bucket fold completed in ~w microseconds~n",
[timer:now_diff(os:timestamp(), FoldSW1)]),
io:format("Bucket ~s has size ~w and count ~w~n",
[Bucket, B1Size, B1Count]),
{B1Size, B1Count}.
check_forlist(Bookie, ChkList) ->
check_forlist(Bookie, ChkList, false).
check_forlist(Bookie, ChkList, Log) ->
SW = os:timestamp(),
lists:foreach(fun({_RN, Obj, _Spc}) ->
if
Log == true ->
io:format("Fetching Key ~s~n", [Obj#r_object.key]);
true ->
ok
end,
R = leveled_bookie:book_riakget(Bookie,
Obj#r_object.bucket,
Obj#r_object.key),
ok = case R of
{ok, Obj} ->
ok;
not_found ->
io:format("Object not found for key ~s~n",
[Obj#r_object.key]),
error
end
end,
ChkList),
io:format("Fetch check took ~w microseconds checking list of length ~w~n",
[timer:now_diff(os:timestamp(), SW), length(ChkList)]).
check_formissinglist(Bookie, ChkList) ->
SW = os:timestamp(),
lists:foreach(fun({_RN, Obj, _Spc}) ->
R = leveled_bookie:book_riakget(Bookie,
Obj#r_object.bucket,
Obj#r_object.key),
R = not_found end,
ChkList),
io:format("Miss check took ~w microseconds checking list of length ~w~n",
[timer:now_diff(os:timestamp(), SW), length(ChkList)]).
check_forobject(Bookie, TestObject) ->
{ok, TestObject} = leveled_bookie:book_riakget(Bookie,
TestObject#r_object.bucket,
TestObject#r_object.key),
{ok, HeadObject} = leveled_bookie:book_riakhead(Bookie,
TestObject#r_object.bucket,
TestObject#r_object.key),
ok = case {HeadObject#r_object.bucket,
HeadObject#r_object.key,
HeadObject#r_object.vclock} of
{B1, K1, VC1} when B1 == TestObject#r_object.bucket,
K1 == TestObject#r_object.key,
VC1 == TestObject#r_object.vclock ->
ok
end.
check_formissingobject(Bookie, Bucket, Key) ->
not_found = leveled_bookie:book_riakget(Bookie, Bucket, Key),
not_found = leveled_bookie:book_riakhead(Bookie, Bucket, Key).
generate_testobject() ->
{B1, K1, V1, Spec1, MD} = {"Bucket1",
"Key1",
"Value1",
[],
{"MDK1", "MDV1"}},
generate_testobject(B1, K1, V1, Spec1, MD).
generate_testobject(B, K, V, Spec, MD) ->
Content = #r_content{metadata=MD, value=V},
{#r_object{bucket=B, key=K, contents=[Content], vclock=[{'a',1}]},
Spec}.
generate_compressibleobjects(Count, KeyNumber) ->
V = get_compressiblevalue(),
generate_objects(Count, KeyNumber, [], V).
get_compressiblevalue() ->
S1 = "111111111111111",
S2 = "222222222222222",
S3 = "333333333333333",
S4 = "aaaaaaaaaaaaaaa",
S5 = "AAAAAAAAAAAAAAA",
S6 = "GGGGGGGGGGGGGGG",
S7 = "===============",
S8 = "...............",
Selector = [{1, S1}, {2, S2}, {3, S3}, {4, S4},
{5, S5}, {6, S6}, {7, S7}, {8, S8}],
L = lists:seq(1, 1024),
lists:foldl(fun(_X, Acc) ->
{_, Str} = lists:keyfind(random:uniform(8), 1, Selector),
Acc ++ Str end,
"",
L).
generate_smallobjects(Count, KeyNumber) ->
generate_objects(Count, KeyNumber, [], crypto:rand_bytes(512)).
generate_objects(Count, KeyNumber) ->
generate_objects(Count, KeyNumber, [], crypto:rand_bytes(4096)).
generate_objects(Count, KeyNumber, ObjL, Value) ->
generate_objects(Count, KeyNumber, ObjL, Value, fun() -> [] end).
generate_objects(Count, KeyNumber, ObjL, Value, IndexGen) ->
generate_objects(Count, KeyNumber, ObjL, Value, IndexGen, "Bucket").
generate_objects(0, _KeyNumber, ObjL, _Value, _IndexGen, _Bucket) ->
ObjL;
generate_objects(Count, uuid, ObjL, Value, IndexGen, Bucket) ->
{Obj1, Spec1} = set_object(Bucket,
leveled_codec:generate_uuid(),
Value,
IndexGen),
generate_objects(Count - 1,
uuid,
ObjL ++ [{random:uniform(), Obj1, Spec1}],
Value,
IndexGen,
Bucket);
generate_objects(Count, KeyNumber, ObjL, Value, IndexGen, Bucket) ->
{Obj1, Spec1} = set_object(Bucket,
"Key" ++ integer_to_list(KeyNumber),
Value,
IndexGen),
generate_objects(Count - 1,
KeyNumber + 1,
ObjL ++ [{random:uniform(), Obj1, Spec1}],
Value,
IndexGen,
Bucket).
set_object(Bucket, Key, Value, IndexGen) ->
set_object(Bucket, Key, Value, IndexGen, []).
set_object(Bucket, Key, Value, IndexGen, Indexes2Remove) ->
Obj = {Bucket,
Key,
Value,
IndexGen() ++ lists:map(fun({add, IdxF, IdxV}) ->
{remove, IdxF, IdxV} end,
Indexes2Remove),
[{"MDK", "MDV" ++ Key},
{"MDK2", "MDV" ++ Key}]},
{B1, K1, V1, Spec1, MD} = Obj,
Content = #r_content{metadata=MD, value=V1},
{#r_object{bucket=B1, key=K1, contents=[Content], vclock=[{'a',1}]},
Spec1}.
get_key(Object) ->
Object#r_object.key.
get_value(Object) ->
[Content] = Object#r_object.contents,
Content#r_content.value.
load_objects(ChunkSize, GenList, Bookie, TestObject, Generator) ->
lists:map(fun(KN) ->
ObjListA = Generator(ChunkSize, KN),
StartWatchA = os:timestamp(),
lists:foreach(fun({_RN, Obj, Spc}) ->
leveled_bookie:book_riakput(Bookie, Obj, Spc)
end,
ObjListA),
Time = timer:now_diff(os:timestamp(), StartWatchA),
io:format("~w objects loaded in ~w seconds~n",
[ChunkSize, Time/1000000]),
if
TestObject == no_check ->
ok;
true ->
check_forobject(Bookie, TestObject)
end,
lists:sublist(ObjListA, 1000) end,
GenList).
get_randomindexes_generator(Count) ->
Generator = fun() ->
lists:map(fun(X) ->
{add,
"idx" ++ integer_to_list(X) ++ "_bin",
get_randomdate() ++ get_randomname()} end,
lists:seq(1, Count))
end,
Generator.
name_list() ->
[{1, "Sophia"}, {2, "Emma"}, {3, "Olivia"}, {4, "Ava"},
{5, "Isabella"}, {6, "Mia"}, {7, "Zoe"}, {8, "Lily"},
{9, "Emily"}, {10, "Madelyn"}, {11, "Madison"}, {12, "Chloe"},
{13, "Charlotte"}, {14, "Aubrey"}, {15, "Avery"},
{16, "Abigail"}].
get_randomname() ->
NameList = name_list(),
N = random:uniform(16),
{N, Name} = lists:keyfind(N, 1, NameList),
Name.
get_randomdate() ->
LowTime = 60000000000,
HighTime = 70000000000,
RandPoint = LowTime + random:uniform(HighTime - LowTime),
Date = calendar:gregorian_seconds_to_datetime(RandPoint),
{{Year, Month, Day}, {Hour, Minute, Second}} = Date,
lists:flatten(io_lib:format("~4..0w~2..0w~2..0w~2..0w~2..0w~2..0w",
[Year, Month, Day, Hour, Minute, Second])).