diff options
Diffstat (limited to 'lib/stdlib/test/dets_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/dets_SUITE.erl | 252 |
1 files changed, 176 insertions, 76 deletions
diff --git a/lib/stdlib/test/dets_SUITE.erl b/lib/stdlib/test/dets_SUITE.erl index 059d553b00..3b08ac165e 100644 --- a/lib/stdlib/test/dets_SUITE.erl +++ b/lib/stdlib/test/dets_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -52,7 +52,7 @@ simultaneous_open/1, insert_new/1, repair_continuation/1, otp_5487/1, otp_6206/1, otp_6359/1, otp_4738/1, otp_7146/1, otp_8070/1, otp_8856/1, otp_8898/1, otp_8899/1, otp_8903/1, - otp_8923/1, otp_9282/1, otp_11245/1]). + otp_8923/1, otp_9282/1, otp_11245/1, otp_11709/1]). -export([dets_dirty_loop/0]). @@ -109,7 +109,7 @@ all() -> many_clients, otp_4906, otp_5402, simultaneous_open, insert_new, repair_continuation, otp_5487, otp_6206, otp_6359, otp_4738, otp_7146, otp_8070, otp_8856, otp_8898, - otp_8899, otp_8903, otp_8923, otp_9282, otp_11245 + otp_8899, otp_8903, otp_8923, otp_9282, otp_11245, otp_11709 ]. groups() -> @@ -223,8 +223,7 @@ open(Config, Version) -> ?format("Crashing dets server \n", []), process_flag(trap_exit, true), - Procs = [whereis(?DETS_SERVER) | map(fun(Tab) -> dets:info(Tab, pid) end, - Tabs)], + Procs = [whereis(?DETS_SERVER) | [dets:info(Tab, pid) || Tab <- Tabs]], foreach(fun(Pid) -> exit(Pid, kill) end, Procs), timer:sleep(100), c:flush(), %% flush all the EXIT sigs @@ -235,18 +234,32 @@ open(Config, Version) -> open_files(1, All, Version), ?format("Checking contents of repaired files \n", []), check(Tabs, Data), - - close_all(Tabs), + close_all(Tabs), delete_files(All), - P1 = pps(), + {Ports0, Procs0} = P0, - {Ports1, Procs1} = P1, - true = Ports1 =:= Ports0, - %% The dets_server process has been restarted: - [_] = Procs0 -- Procs1, - [_] = Procs1 -- Procs0, - ok. + Test = fun() -> + P1 = pps(), + {Ports1, Procs1} = P1, + show("Old port", Ports0 -- Ports1), + show("New port", Ports1 -- Ports0), + show("Old procs", Procs0 -- Procs1), + show("New procs", Procs1 -- Procs0), + io:format("Remaining Dets-pids (should be nil): ~p~n", + [find_dets_pids()]), + true = Ports1 =:= Ports0, + %% The dets_server process has been restarted: + [_] = Procs0 -- Procs1, + [_] = Procs1 -- Procs0, + ok + end, + case catch Test() of + ok -> ok; + _ -> + timer:sleep(500), + ok = Test() + end. check(Tabs, Data) -> foreach(fun(Tab) -> @@ -772,9 +785,9 @@ open_1(Config, V) -> crash(Fname, TypePos), {error, {invalid_type_code,Fname}} = dets:open_file(Fname), truncate(Fname, HeadSize - 10), - {error, {tooshort,Fname}} = dets:open_file(Fname), - {ok, TabRef} = dets:open_file(TabRef, [{file,Fname},{version,V}]), - ok = dets:close(TabRef), + {error,{not_a_dets_file,Fname}} = dets:open_file(Fname), + {error,{not_a_dets_file,Fname}} = + dets:open_file(TabRef, [{file,Fname},{version,V}]), file:delete(Fname), {error,{file_error,{foo,bar},_}} = dets:is_dets_file({foo,bar}), @@ -967,10 +980,12 @@ fast_init_table(Config) -> {'EXIT', _} = (catch dets:init_table(TabRef, fun(foo) -> bar end, {format,bchunk})), dets:close(TabRef), + file:delete(Fname), {ok, _} = dets:open_file(TabRef, Args), {'EXIT', _} = (catch dets:init_table(TabRef, fun() -> foo end, {format,bchunk})), dets:close(TabRef), + file:delete(Fname), {ok, _} = dets:open_file(TabRef, Args), {'EXIT', {badarg, _}} = (catch dets:init_table(TabRef, nofun, {format,bchunk})), @@ -979,10 +994,12 @@ fast_init_table(Config) -> away = (catch dets:init_table(TabRef, fun(_) -> throw(away) end, {format,bchunk})), dets:close(TabRef), + file:delete(Fname), {ok, _} = dets:open_file(TabRef, Args), {error, {init_fun, fopp}} = dets:init_table(TabRef, fun(read) -> fopp end, {format,bchunk}), dets:close(TabRef), + file:delete(Fname), {ok, _} = dets:open_file(TabRef, Args), dets:safe_fixtable(TabRef, true), {error, {fixed_table, TabRef}} = @@ -1389,23 +1406,6 @@ repair(Config, V) -> {ok, TabRef} = dets:open_file(TabRef, [{file,Fname},{version,V}]), ok = ins(TabRef, 100), ok = dets:close(TabRef), - truncate(Fname, HeadSize - 10), - %% a new file is created ('tooshort') - {ok, TabRef} = dets:open_file(TabRef, - [{file,Fname},{version,V}, - {min_no_slots,1000}, - {max_no_slots,1000000}]), - case dets:info(TabRef, no_slots) of - undefined -> ok; - {Min1,Slot1,Max1} -> - true = Min1 =< Slot1, true = Slot1 =< Max1, - true = 1000 < Min1, true = 1000+256 > Min1, - true = 1000000 < Max1, true = (1 bsl 20)+256 > Max1 - end, - 0 = dets:info(TabRef, size), - no_keys_test(TabRef), - _ = histogram(TabRef, silent), - ok = dets:close(TabRef), file:delete(Fname), %% version bump (v8) @@ -2045,6 +2045,12 @@ match(Config, Version) -> CrashPos = if Version =:= 8 -> 5; Version =:= 9 -> 1 end, crash(Fname, ObjPos2+CrashPos), {ok, _} = dets:open_file(T, Args), + case dets:insert_new(T, Obj) of % OTP-12024 + ok -> + bad_object(dets:sync(T), Fname); + Else3 -> + bad_object(Else3, Fname) + end, io:format("Expect corrupt table:~n"), case ins(T, N) of ok -> @@ -3282,12 +3288,22 @@ simultaneous_open(Config) -> File = filename(Tab, Config), ok = monit(Tab, File), - ok = kill_while_repairing(Tab, File), - ok = kill_while_init(Tab, File), - ok = open_ro(Tab, File), - ok = open_w(Tab, File, 0, Config), - ok = open_w(Tab, File, 100, Config), - ok. + case feasible() of + false -> {comment, "OK, but did not run all of the test"}; + true -> + ok = kill_while_repairing(Tab, File), + ok = kill_while_init(Tab, File), + ok = open_ro(Tab, File), + ok = open_w(Tab, File, 0, Config), + ok = open_w(Tab, File, 100, Config) + end. + +feasible() -> + LP = erlang:system_info(logical_processors), + (is_integer(LP) + andalso LP >= erlang:system_info(schedulers_online) + andalso not erlang:system_info(debug_compiled) + andalso not erlang:system_info(lock_checking)). %% One process logs and another process closes the log. Before %% monitors were used, this would make the client never return. @@ -3314,7 +3330,6 @@ kill_while_repairing(Tab, File) -> Delay = 1000, dets:start(), Parent = self(), - Ps = processes(), F = fun() -> R = (catch dets:open_file(Tab, [{file,File}])), timer:sleep(Delay), @@ -3325,7 +3340,7 @@ kill_while_repairing(Tab, File) -> P1 = spawn(F), P2 = spawn(F), P3 = spawn(F), - DetsPid = find_dets_pid([P1, P2, P3 | Ps]), + DetsPid = find_dets_pid(), exit(DetsPid, kill), receive {P1,R1} -> R1 end, @@ -3349,12 +3364,6 @@ kill_while_repairing(Tab, File) -> file:delete(File), ok. -find_dets_pid(P0) -> - case lists:sort(processes() -- P0) of - [P, _] -> P; - _ -> timer:sleep(100), find_dets_pid(P0) - end. - find_dets_pid() -> case find_dets_pids() of [] -> @@ -3428,6 +3437,13 @@ open_ro(Tab, File) -> open_w(Tab, File, Delay, Config) -> create_opened_log(File), + + Tab2 = t2, + File2 = filename(Tab2, Config), + file:delete(File2), + {ok,Tab2} = dets:open_file(Tab2, [{file,File2}]), + ok = dets:close(Tab2), + Parent = self(), F = fun() -> R = dets:open_file(Tab, [{file,File}]), @@ -3437,16 +3453,16 @@ open_w(Tab, File, Delay, Config) -> Pid1 = spawn(F), Pid2 = spawn(F), Pid3 = spawn(F), - undefined = dets:info(Tab), % is repairing now - 0 = qlen(), - Tab2 = t2, - File2 = filename(Tab2, Config), - file:delete(File2), + ok = wait_for_repair_to_start(Tab), + + %% It is assumed that it takes some time to repair the file. {ok,Tab2} = dets:open_file(Tab2, [{file,File2}]), + %% The Dets server managed to handle to open_file request. + 0 = qlen(), % still repairing + ok = dets:close(Tab2), file:delete(File2), - 0 = qlen(), % still repairing receive {Pid1,R1} -> {ok, Tab} = R1 end, receive {Pid2,R2} -> {ok, Tab} = R2 end, @@ -3463,6 +3479,15 @@ open_w(Tab, File, Delay, Config) -> file:delete(File), ok. +wait_for_repair_to_start(Tab) -> + case catch dets_server:get_pid(Tab) of + {'EXIT', _} -> + timer:sleep(1), + wait_for_repair_to_start(Tab); + Pid when is_pid(Pid) -> + ok + end. + qlen() -> {_, {_, N}} = lists:keysearch(message_queue_len, 1, process_info(self())), N. @@ -3920,19 +3945,52 @@ otp_11245(Config) when is_list(Config) -> file:delete(File), ok. +otp_11709(doc) -> + ["OTP-11709. Bugfixes."]; +otp_11709(suite) -> + []; +otp_11709(Config) when is_list(Config) -> + Short = <<"foo">>, + Long = <<"a sufficiently long text">>, + + %% Bug: leaking file descriptor + P0 = pps(), + File = filename(otp_11709, Config), + ok = file:write_file(File, Long), + false = dets:is_dets_file(File), + check_pps(P0), + + %% Bug: deleting file + Args = [[{access, A}, {repair, R}] || + A <- [read, read_write], + R <- [true, false, force]], + Fun1 = fun(S, As) -> + P1 = pps(), + ok = file:write_file(File, S), + {error,{not_a_dets_file,File}} = dets:open_file(File, As), + {ok, S} = file:read_file(File), + check_pps(P1) + end, + Fun2 = fun(S) -> + _ = [Fun1(S, As) || As <- Args], + ok + end, + ok = Fun2(Long), % no change here + ok = Fun2(Short), % mimic the behaviour for longer files + + %% open_file/1 + ok = file:write_file(File, Long), + {error,{not_a_dets_file,File}} = dets:open_file(File), % no change + ok = file:write_file(File, Short), + {error,{not_a_dets_file,File}} = dets:open_file(File), % mimic + + _ = file:delete(File), + ok. + %% %% Parts common to several test cases %% -start_node_rel(Name, Rel, How) -> - Release = [{release, atom_to_list(Rel)}], - Pa = filename:dirname(code:which(?MODULE)), - test_server:start_node(Name, How, - [{args, - " -kernel net_setuptime 100 " - " -pa " ++ Pa}, - {erl, Release}]). - crash(File, Where) -> crash(File, Where, 10). @@ -4323,7 +4381,8 @@ check_badarg({'EXIT', {badarg, [{M,F,Args,_} | _]}}, M, F, Args) -> check_badarg({'EXIT', {badarg, [{M,F,A,_} | _]}}, M, F, Args) -> true = test_server:is_native(M) andalso length(Args) =:= A. -check_pps(P0) -> +check_pps({Ports0,Procs0} = P0) -> + ok = check_dets_tables(), case pps() of P0 -> ok; @@ -4335,22 +4394,60 @@ check_pps(P0) -> case pps() of P0 -> ok; - P1 -> - io:format("failure, got ~p~n, expected ~p\n", [P1, P0]), - {Ports0,Procs0} = P0, - {Ports1,Procs1} = P1, - show("Old ports", Ports0 -- Ports1), - show("New ports", Ports1 -- Ports0), - show("Old procs", Procs0 -- Procs1), - show("New procs", Procs1 -- Procs0), - ?t:fail() - end + {Ports1,Procs1} = P1 -> + case {Ports1 -- Ports0, Procs1 -- Procs0} of + {[], []} -> ok; + {PortsDiff,ProcsDiff} -> + io:format("failure, got ~p~n, expected ~p\n", [P1, P0]), + show("Old port", Ports0 -- Ports1), + show("New port", PortsDiff), + show("Old proc", Procs0 -- Procs1), + show("New proc", ProcsDiff), + ?t:fail() + end + end + end. + +%% Copied from dets_server.erl: +-define(REGISTRY, dets_registry). +-define(OWNERS, dets_owners). +-define(STORE, dets). + +check_dets_tables() -> + Store = [T || + T <- ets:all(), + ets:info(T, name) =:= ?STORE, + owner(T) =:= dets], + S = case Store of + [Tab] -> ets:tab2list(Tab); + [] -> [] + end, + case {ets:tab2list(?REGISTRY), ets:tab2list(?OWNERS), S} of + {[], [], []} -> ok; + {R, O, _} -> + io:format("Registry: ~p~n", [R]), + io:format("Owners: ~p~n", [O]), + io:format("Store: ~p~n", [S]), + not_ok + end. + +owner(Tab) -> + Owner = ets:info(Tab, owner), + case process_info(Owner, registered_name) of + {registered_name, Name} -> Name; + _ -> Owner end. show(_S, []) -> ok; -show(S, L) -> - io:format("~s: ~p~n", [S, L]). +show(S, [{Pid, Name, InitCall}|Pids]) when is_pid(Pid) -> + io:format("~s: ~w (~w), ~w: ~p~n", + [S, Pid, proc_reg_name(Name), InitCall, + erlang:process_info(Pid)]), + show(S, Pids); +show(S, [{Port, _}|Ports]) when is_port(Port)-> + io:format("~s: ~w: ~p~n", [S, Port, erlang:port_info(Port)]), + show(S, Ports). pps() -> dets:start(), @@ -4365,5 +4462,8 @@ process_list() -> safe_second_element(process_info(P, initial_call))} || P <- processes()]. +proc_reg_name({registered_name, Name}) -> Name; +proc_reg_name([]) -> no_reg_name. + safe_second_element({_,Info}) -> Info; safe_second_element(Other) -> Other. |