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authorErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
committerErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /lib/kernel/test/disk_log_SUITE.erl
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The R13B03 release.OTP_R13B03
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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 1997-2009. 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
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(disk_log_SUITE).
+
+%-define(debug, true).
+
+-ifdef(debug).
+-define(format(S, A), io:format(S, A)).
+-define(line, put(line, ?LINE), ).
+-define(privdir(_), "./disk_log_SUITE_priv").
+-define(datadir(_), "./disk_log_SUITE_data").
+-define(config(X,Y), foo).
+-define(t,test_server).
+-else.
+-include("test_server.hrl").
+-define(format(S, A), ok).
+-define(privdir(Conf), ?config(priv_dir, Conf)).
+-define(datadir(Conf), ?config(data_dir, Conf)).
+-endif.
+
+-export([all/1,
+
+ halt_int/1, halt_int_inf/1, halt_int_sz/1,
+ halt_int_sz_1/1, halt_int_sz_2/1,
+
+ read_mode/1, halt_int_ro/1, halt_ext_ro/1, wrap_int_ro/1,
+ wrap_ext_ro/1, halt_trunc/1, halt_misc/1, halt_ro_alog/1,
+ halt_ro_balog/1, halt_ro_crash/1,
+
+ wrap_int/1, wrap_int_1/1, wrap_int_2/1, inc_wrap_file/1,
+
+ halt_ext/1, halt_ext_inf/1,
+
+ halt_ext_sz/1, halt_ext_sz_1/1, halt_ext_sz_2/1,
+
+ wrap_ext/1, wrap_ext_1/1, wrap_ext_2/1,
+
+ head/1, head_func/1, plain_head/1, one_header/1,
+
+ notif/1, wrap_notif/1, full_notif/1, trunc_notif/1, blocked_notif/1,
+
+ new_idx_vsn/1,
+
+ reopen/1,
+
+ block/1, block_blocked/1, block_queue/1, block_queue2/1,
+
+ unblock/1,
+
+ open/1, open_overwrite/1, open_size/1, open_truncate/1, open_error/1,
+
+ close/1, close_race/1, close_block/1, close_deadlock/1,
+
+ error/1, error_repair/1, error_log/1, error_index/1,
+
+ chunk/1,
+
+ truncate/1,
+
+ many_users/1,
+
+ info/1, info_current/1,
+
+ change_size/1, change_size_before/1, change_size_during/1,
+ change_size_after/1, default_size/1, change_size2/1,
+ change_size_truncate/1,
+
+ change_attribute/1,
+
+ distribution/1, dist_open/1, dist_error_open/1, dist_notify/1,
+ dist_terminate/1, dist_accessible/1, dist_deadlock/1,
+ dist_open2/1, other_groups/1,
+
+ evil/1,
+
+ otp_6278/1]).
+
+-export([head_fun/1, hf/0, lserv/1,
+ measure/0, init_m/1, xx/0, head_exit/0, slow_header/1]).
+
+-export([init_per_testcase/2, fin_per_testcase/2]).
+
+-export([try_unblock/1]).
+
+-export([client/4]).
+
+-define(default_timeout, ?t:minutes(1)).
+
+%% error_logger
+-export([init/1,
+ handle_event/2, handle_call/2, handle_info/2,
+ terminate/2]).
+
+-include_lib("kernel/include/file.hrl").
+-include_lib("kernel/src/disk_log.hrl").
+
+%% TODO (old):
+%% - global logs
+%% - badarg
+%% - force file:write fail (how?)
+%% - kill logging proc while he is logging
+%% - kill logging node while he is logging
+%% - test chunk_step
+
+%% These are all tests, the list to be returned by all().
+-define(ALL_TESTS,
+ [halt_int, wrap_int, halt_ext, wrap_ext, read_mode, head,
+ notif, new_idx_vsn, reopen, block, unblock, open, close,
+ error, chunk, truncate, many_users, info, change_size,
+ change_attribute, distribution, evil, otp_6278]).
+
+%% The following two lists should be mutually exclusive. To skip a case
+%% on VxWorks altogether, use the kernel.spec.vxworks file instead.
+%% PLEASE don't skip out of laziness, the goal is to make every
+%% testcase runnable on VxWorks.
+
+%% These test cases should be skipped if the VxWorks card is
+%% configured without NFS cache.
+-define(SKIP_NO_CACHE,[distribution]).
+%% These tests should be skipped if the VxWorks card is configured *with*
+%% nfs cache.
+-define(SKIP_LARGE_CACHE,[inc_wrap_file, halt_ext, wrap_ext, read_mode,
+ head, wrap_notif, open_size, error_log,
+ error_index, chunk,
+ change_size_before, change_size_during,
+ change_size_after, default_size]).
+
+
+all(suite) ->
+ ?ALL_TESTS.
+
+
+init_per_testcase(Case, Config) ->
+ case should_skip(Case,Config) of
+ true ->
+ CS = check_nfs(Config),
+ {skipped, lists:flatten
+ (io_lib:format
+ ("The test does not work "
+ "with current NFS cache size (~w),"
+ " to get this test to run, "
+ "~s the NFS cache size~n",
+ [CS, case CS of
+ 0 ->
+ "enlarge";
+ _ ->
+ "zero"
+ end]))};
+ _ ->
+ Dog=?t:timetrap(?t:minutes(2)),
+ [{watchdog, Dog}|Config]
+ end.
+
+fin_per_testcase(_Case, Config) ->
+ Dog=?config(watchdog, Config),
+ test_server:timetrap_cancel(Dog),
+ ok.
+
+halt_int(suite) -> [halt_int_inf, halt_int_sz].
+
+halt_int_inf(suite) -> [];
+halt_int_inf(doc) -> ["Test simple halt disk log, size infinity"];
+halt_int_inf(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ ?line ok = disk_log:start(),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal},
+ {file, File}]),
+ ?line simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_int_sz(suite) -> [halt_int_sz_1, halt_int_sz_2].
+
+halt_int_sz_1(suite) -> [];
+halt_int_sz_1(doc) -> ["Test simple halt disk log, size defined"];
+halt_int_sz_1(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,18000},
+ {format,internal},
+ {file, File}]),
+ ?line simple_log(a),
+ ?line ok = disk_log:truncate(a),
+ ?line [] = get_all_terms(a),
+ T1 = mk_bytes(10000),
+ T2 = mk_bytes(5000),
+ ?line ok = disk_log:log(a, T1),
+ ?line case get_all_terms(a) of
+ [T1] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, [T1]})
+ end,
+ ?line ok = disk_log:log(a, T2),
+ ?line {error, {full, a}} = disk_log:log(a, T1),
+ ?line ok = disk_log:alog(a, T1),
+ ?line case get_all_terms(a) of
+ [T1, T2] ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, [T1, T2]})
+ end,
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_int_sz_2(suite) -> [];
+halt_int_sz_2(doc) -> ["Test simple halt disk log, size ~8192"];
+halt_int_sz_2(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File1 = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "b.LOG"),
+ File3 = filename:join(Dir, "c.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,8191},
+ {format,internal},
+ {file, File1}]),
+ ?line {ok, b} = disk_log:open([{name,b}, {type,halt}, {size,8192},
+ {format,internal},
+ {file, File2}]),
+ ?line {ok, c} = disk_log:open([{name,c}, {type,halt}, {size,8193},
+ {format,internal},
+ {file, File3}]),
+ T1 = mk_bytes(8191-16), % 16 is size of header + magics for 1 item
+ T2 = mk_bytes(8192-16),
+ T3 = mk_bytes(8193-16),
+ ?line ok = disk_log:log(a, T1),
+ ?line ok = disk_log:log(b, T2),
+ ?line ok = disk_log:log(c, T3),
+ ?line case get_all_terms(a) of
+ [T1] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, [T1]})
+ end,
+ ?line case get_all_terms(b) of
+ [T2] ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, [T2]})
+ end,
+ ?line case get_all_terms(c) of
+ [T3] ->
+ ok;
+ E3 ->
+ test_server_fail({bad_terms, E3, [T3]})
+ end,
+ ?line ok = disk_log:truncate(a),
+ ?line ok = disk_log:truncate(b),
+ ?line {error, {full, a}} = disk_log:log(a, T2),
+ ?line {error, {full, b}} = disk_log:log(b, T3),
+ ?line [] = get_all_terms(a),
+ ?line [] = get_all_terms(b),
+ ?line ok = disk_log:close(a),
+ ?line ok = disk_log:close(b),
+ ?line ok = disk_log:close(c),
+ ?line ok = file:delete(File1),
+ ?line ok = file:delete(File2),
+ ?line ok = file:delete(File3),
+ ok.
+
+read_mode(suite) -> [halt_int_ro, halt_ext_ro,
+ wrap_int_ro, wrap_ext_ro,
+ halt_trunc, halt_misc, halt_ro_alog, halt_ro_balog,
+ halt_ro_crash].
+
+halt_int_ro(suite) -> [];
+halt_int_ro(doc) -> ["Test simple halt disk log, read only, internal"];
+halt_int_ro(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File},
+ {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line {error, {read_only_mode, a}} = disk_log:log(a, T1),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ext_ro(suite) -> [];
+halt_ext_ro(doc) -> ["Test simple halt disk log, read only, external"];
+halt_ext_ro(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,external}, {file, File}]),
+ xsimple_log(File, a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,external}, {file, File},
+ {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line {error, {read_only_mode, a}} = disk_log:blog(a, T1),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+wrap_int_ro(suite) -> [];
+wrap_int_ro(doc) -> ["Test simple wrap disk log, read only, internal"];
+wrap_int_ro(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,internal}, {file, File}, {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line {error, {read_only_mode, a}} = disk_log:log(a, T1),
+ ?line ok = disk_log:close(a),
+ ?line del(File, 4).
+
+wrap_ext_ro(suite) -> [];
+wrap_ext_ro(doc) -> ["Test simple wrap disk log, read only, external"];
+wrap_ext_ro(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,external}, {file, File}]),
+ x2simple_log(File ++ ".1", a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,external}, {file, File},
+ {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line {error, {read_only_mode, a}} = disk_log:blog(a, T1),
+ ?line {error, {read_only_mode, a}} = disk_log:inc_wrap_file(a),
+ ?line ok = disk_log:close(a),
+ del(File, 4).
+
+halt_trunc(suite) -> [];
+halt_trunc(doc) -> ["Test truncation of halt disk log"];
+halt_trunc(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line {error,{badarg,repair_read_only}} =
+ disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {repair, truncate}, {format,internal},
+ {file, File}, {mode,read_only}]),
+ ?line ok = file:delete(File).
+
+halt_misc(suite) -> [];
+halt_misc(doc) -> ["Test truncation of halt disk log"];
+halt_misc(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File},
+ {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line {error, {read_only_mode, a}} = disk_log:log(a, T1),
+ ?line {error, {read_only_mode, a}} = disk_log:sync(a),
+ ?line {error, {read_only_mode, a}} = disk_log:reopen(a, "b.LOG"),
+ ?line {error, {read_only_mode, a}} =
+ disk_log:change_header(a, {head,header}),
+ ?line {error, {read_only_mode, a}} =
+ disk_log:change_size(a, inifinity),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ro_alog(suite) -> [];
+halt_ro_alog(doc) -> ["Test truncation of halt disk log, read only"];
+halt_ro_alog(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {notify,true}, {format,internal},
+ {file, File}, {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line ok = disk_log:alog(a, T1),
+ ?line ok = halt_ro_alog_wait_notify(a, T1),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ro_alog_wait_notify(Log, T) ->
+ Term = term_to_binary(T),
+ receive
+ {disk_log, _, Log,{read_only, Term}} ->
+ ok;
+ Other ->
+ Other
+ after 5000 ->
+ failed
+ end.
+
+halt_ro_balog(suite) -> [];
+halt_ro_balog(doc) -> ["Test truncation of halt disk log, read only"];
+halt_ro_balog(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {notify,true}, {format,external},
+ {file, File}, {mode,read_only}]),
+ T1 = "not allowed to write",
+ ?line ok = disk_log:balog(a, T1),
+ ?line ok = halt_ro_balog_wait_notify(a, T1),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ro_balog_wait_notify(Log, T) ->
+ Term = list_to_binary(T),
+ receive
+ {disk_log, _, Log,{read_only, Term}} ->
+ ok;
+ Other ->
+ Other
+ after 5000 ->
+ failed
+ end.
+
+halt_ro_crash(suite) -> [];
+halt_ro_crash(doc) -> ["Test truncation of halt disk log, read only, repair"];
+halt_ro_crash(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+
+ ?line file:delete(File),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal},{file, File}]),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ crash(File, 10),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {notify,true}, {format,internal},
+ {file, File}, {mode,read_only}]),
+
+ ?line Error1 = {error, {read_only_mode, a}} = disk_log:truncate(a),
+ ?line "The disk log" ++ _ = format_error(Error1),
+
+ %% crash/1 sets the length of the first item to something big (2.5 kb).
+ %% In R6B, binary_to_term accepts garbage at the end of the binary,
+ %% which means that the first item is recognized!
+ %% This is how it was before R6B:
+ %% ?line {C1,T1,15} = disk_log:chunk(a,start),
+ %% ?line {C2,T2} = disk_log:chunk(a,C1),
+ {C1,_OneItem,7478} = disk_log:chunk(a,start),
+ {C2, [], 7} = disk_log:chunk(a,C1),
+ ?line eof = disk_log:chunk(a,C2),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+
+
+
+wrap_int(suite) -> [wrap_int_1, wrap_int_2, inc_wrap_file].
+
+wrap_int_1(suite) -> [];
+wrap_int_1(doc) -> ["Test wrap disk log, internal"];
+wrap_int_1(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,internal},
+ {file, File}]),
+ ?line [_] =
+ lists:filter(fun(P) -> disk_log:pid2name(P) =/= undefined end,
+ erlang:processes()),
+ simple_log(a),
+ ?line ok = disk_log:close(a),
+ del(File, 4),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,internal},
+ {file, File}]),
+ ?line [] = get_all_terms(a),
+ T1 = mk_bytes(10000), % file 2
+ T2 = mk_bytes(5000), % file 3
+ T3 = mk_bytes(4000), % file 4
+ T4 = mk_bytes(2000), % file 4
+ T5 = mk_bytes(5000), % file 1
+ T6 = mk_bytes(5000), % file 2
+ ?line ok = disk_log:log(a, T1),
+ ?line ok = disk_log:log(a, T2),
+ ?line ok = disk_log:log(a, T3),
+ ?line ok = disk_log:log_terms(a, [T4, T5, T6]),
+ ?line case get_all_terms(a) of
+ [T2,T3,T4,T5,T6] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, [T2,T3,T4,T5,T6]})
+ end,
+ ?line ok = disk_log:close(a),
+ del(File, 4).
+
+wrap_int_2(suite) -> [];
+wrap_int_2(doc) -> ["Test wrap disk log, internal"];
+wrap_int_2(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File1 = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "b.LOG"),
+ File3 = filename:join(Dir, "c.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8191,3}},
+ {format,internal},
+ {file, File1}]),
+ ?line {ok, b} = disk_log:open([{name,b}, {type,wrap}, {size,{8192,3}},
+ {format,internal},
+ {file, File2}]),
+ ?line {ok, c} = disk_log:open([{name,c}, {type,wrap}, {size,{8193,3}},
+ {format,internal},
+ {file, File3}]),
+ T1 = mk_bytes(8191-16), % 16 is size of header + magics for 1 item
+ T2 = mk_bytes(8192-16),
+ T3 = mk_bytes(8193-16),
+ ?line ok = disk_log:log(a, T1),
+ ?line ok = disk_log:log(b, T2),
+ ?line ok = disk_log:log(c, T3),
+ ?line case get_all_terms(a) of
+ [T1] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, [T1]})
+ end,
+ ?line case get_all_terms(b) of
+ [T2] ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, [T2]})
+ end,
+ ?line case get_all_terms(c) of
+ [T3] ->
+ ok;
+ E3 ->
+ test_server_fail({bad_terms, E3, [T3]})
+ end,
+ ?line ok = disk_log:close(a),
+ ?line ok = disk_log:close(b),
+ ?line ok = disk_log:close(c),
+ del(File1, 3),
+ del(File2, 3),
+ del(File3, 3).
+
+inc_wrap_file(suite) -> [];
+inc_wrap_file(doc) -> ["Test disk log, force a change to next file"];
+inc_wrap_file(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File1 = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "b.LOG"),
+ File3 = filename:join(Dir, "c.LOG"),
+
+ %% Test that halt logs gets an error message
+ ?line {ok, a} = disk_log:open([{name, a}, {type, halt},
+ {format, internal},
+ {file, File1}]),
+ ?line ok = disk_log:log(a, "message one"),
+ ?line {error, {halt_log, a}} = disk_log:inc_wrap_file(a),
+
+ %% test an internally formatted wrap log file
+ ?line {ok, b} = disk_log:open([{name, b}, {type, wrap}, {size, {100,3}},
+ {format, internal}, {head, 'thisisahead'},
+ {file, File2}]),
+ ?line ok = disk_log:log(b, "message one"),
+ ?line ok = disk_log:inc_wrap_file(b),
+ ?line ok = disk_log:log(b, "message two"),
+ ?line ok = disk_log:inc_wrap_file(b),
+ ?line ok = disk_log:log(b, "message three"),
+ ?line ok = disk_log:inc_wrap_file(b),
+ ?line ok = disk_log:log(b, "message four"),
+ ?line T1 = get_all_terms(b),
+ ?line ['thisisahead', "message two",
+ 'thisisahead', "message three",
+ 'thisisahead', "message four"] = T1,
+
+ %% test an externally formatted wrap log file
+ ?line {ok, c} = disk_log:open([{name, c}, {type, wrap}, {size, {100,3}},
+ {format,external}, {head,"this is a head "},
+ {file, File3}]),
+ ?line ok = disk_log:blog(c, "message one"),
+ ?line ok = disk_log:inc_wrap_file(c),
+ ?line ok = disk_log:blog(c, "message two"),
+ ?line ok = disk_log:inc_wrap_file(c),
+ ?line ok = disk_log:blog(c, "message three"),
+ ?line ok = disk_log:inc_wrap_file(c),
+ ?line ok = disk_log:blog(c, "message four"),
+ ?line ok = disk_log:sync(c),
+ ?line {ok, Fd31} = file:open(File3 ++ ".1", [read]),
+ ?line {ok,"this is a head message four"} = file:read(Fd31, 200),
+ ?line {ok, Fd32} = file:open(File3 ++ ".2", [read]),
+ ?line {ok,"this is a head message two"} = file:read(Fd32, 200),
+ ?line {ok, Fd33} = file:open(File3 ++ ".3", [read]),
+ ?line {ok,"this is a head message three"} = file:read(Fd33, 200),
+ ?line ok = file:close(Fd31),
+ ?line ok = file:close(Fd32),
+ ?line ok = file:close(Fd33),
+
+ ?line ok = disk_log:close(a),
+ ?line ok = disk_log:close(b),
+ ?line ok = disk_log:close(c),
+ ?line ok = file:delete(File1),
+ del(File2, 3),
+ del(File3, 3).
+
+
+
+halt_ext(suite) -> [halt_ext_inf, halt_ext_sz].
+
+halt_ext_inf(suite) -> [];
+halt_ext_inf(doc) -> ["Test halt disk log, external, infinity"];
+halt_ext_inf(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,external},
+ {file, File}]),
+ ?line xsimple_log(File, a),
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ext_sz(suite) -> [halt_ext_sz_1, halt_ext_sz_2].
+
+halt_ext_sz_1(suite) -> [];
+halt_ext_sz_1(doc) -> ["Test halt disk log, external, size defined"];
+halt_ext_sz_1(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,18000},
+ {format,external},
+ {file, File}]),
+ xsimple_log(File, a),
+ ?line ok = disk_log:truncate(a),
+ ?line [] = get_list(File, a),
+ {B1, T1} = x_mk_bytes(10000),
+ {B2, T2} = x_mk_bytes(5000),
+ {B3, T3} = x_mk_bytes(1000),
+ ?line ok = disk_log:blog(a, B1),
+ ?line case get_list(File, a) of
+ T1 ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, T1})
+ end,
+ ?line ok = disk_log:blog(a, B2),
+ ?line {error, {full, a}} = disk_log:blog_terms(a, [B3,B3,B1]),
+ ?line ok = disk_log:balog(a, B1),
+ ?line Tmp = T1 ++ T2 ++ T3 ++ T3,
+ ?line case get_list(File, a) of
+ Tmp ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, Tmp})
+ end,
+ ?line ok = disk_log:close(a),
+ ?line ok = file:delete(File).
+
+halt_ext_sz_2(suite) -> [];
+halt_ext_sz_2(doc) -> ["Test halt disk log, external, size defined"];
+halt_ext_sz_2(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File1 = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "b.LOG"),
+ File3 = filename:join(Dir, "c.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,8191},
+ {format,external},
+ {file, File1}]),
+ ?line {ok, b} = disk_log:open([{name,b}, {type,halt}, {size,8192},
+ {format,external},
+ {file, File2}]),
+ ?line {ok, c} = disk_log:open([{name,c}, {type,halt}, {size,8193},
+ {format,external},
+ {file, File3}]),
+ {B1, T1} = x_mk_bytes(8191),
+ {B2, T2} = x_mk_bytes(8192),
+ {B3, T3} = x_mk_bytes(8193),
+ ?line ok = disk_log:blog(a, B1),
+ ?line ok = disk_log:blog(b, B2),
+ ?line ok = disk_log:blog(c, B3),
+ ?line case get_list(File1, a) of
+ T1 ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, T1})
+ end,
+ ?line case get_list(File2, b) of
+ T2 ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, T2})
+ end,
+ ?line case get_list(File3, c) of
+ T3 ->
+ ok;
+ E3 ->
+ test_server_fail({bad_terms, E3, T3})
+ end,
+ ?line ok = disk_log:truncate(a),
+ ?line ok = disk_log:truncate(b),
+ ?line {error, {full, a}} = disk_log:blog(a, B2),
+ ?line Error1 = {error, {full, b}} = disk_log:blog(b, B3),
+ ?line "The halt log" ++ _ = format_error(Error1),
+ ?line true = info(b, full, false),
+ ?line [] = get_list(File1, a),
+ ?line [] = get_list(File2, b),
+ ?line ok = disk_log:close(a),
+ ?line ok = disk_log:close(b),
+ ?line ok = disk_log:close(c),
+ ?line ok = file:delete(File1),
+ ?line ok = file:delete(File2),
+ ?line ok = file:delete(File3),
+ ok.
+
+wrap_ext(suite) -> [wrap_ext_1, wrap_ext_2].
+
+wrap_ext_1(suite) -> [];
+wrap_ext_1(doc) -> ["Test wrap disk log, external, size defined"];
+wrap_ext_1(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,external},
+ {file, File}]),
+ x2simple_log(File ++ ".1", a),
+ ?line ok = disk_log:close(a),
+% del(File, 4),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8000, 4}},
+ {format,external},
+ {file, File}]),
+ {B1, _T1} = x_mk_bytes(10000), % file 2
+ {B2, T2} = x_mk_bytes(5000), % file 3
+ {B3, T3} = x_mk_bytes(4000), % file 4
+ {B4, T4} = x_mk_bytes(2000), % file 4
+ {B5, T5} = x_mk_bytes(5000), % file 1
+ {B6, T6} = x_mk_bytes(5000), % file 2
+ ?line ok = disk_log:blog(a, B1),
+ ?line ok = disk_log:blog(a, B2),
+ ?line ok = disk_log:blog(a, B3),
+ ?line ok = disk_log:blog_terms(a, [B4, B5, B6]),
+ ?line case get_list(File ++ ".3", a) of
+ T2 ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, T2})
+ end,
+ ?line T34 = T3 ++ T4,
+ ?line case get_list(File ++ ".4", a) of
+ T34 ->
+ ok;
+ E34 ->
+ test_server_fail({bad_terms, E34, T34})
+ end,
+ ?line case get_list(File ++ ".1", a) of
+ T5 ->
+ ok;
+ E5 ->
+ test_server_fail({bad_terms, E5, T5})
+ end,
+ ?line case get_list(File ++ ".2", a) of
+ T6 ->
+ ok;
+ E6 ->
+ test_server_fail({bad_terms, E6, T6})
+ end,
+ ?line ok = disk_log:close(a),
+ del(File, 4).
+
+wrap_ext_2(suite) -> [];
+wrap_ext_2(doc) -> ["Test wrap disk log, external, size defined"];
+wrap_ext_2(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File1 = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "b.LOG"),
+ File3 = filename:join(Dir, "c.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{8191,3}},
+ {format,external},
+ {file, File1}]),
+ ?line {ok, b} = disk_log:open([{name,b}, {type,wrap}, {size,{8192,3}},
+ {format,external},
+ {file, File2}]),
+ ?line {ok, c} = disk_log:open([{name,c}, {type,wrap}, {size,{8193,3}},
+ {format,external},
+ {file, File3}]),
+ {B1, T1} = x_mk_bytes(8191),
+ {B2, T2} = x_mk_bytes(8192),
+ {B3, T3} = x_mk_bytes(8193),
+ ?line ok = disk_log:blog(a, B1),
+ ?line ok = disk_log:blog(b, B2),
+ ?line ok = disk_log:blog(c, B3),
+ ?line case get_list(File1 ++ ".1", a) of
+ T1 ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, T1})
+ end,
+ ?line case get_list(File2 ++ ".1", b) of
+ T2 ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, T2})
+ end,
+ ?line case get_list(File3 ++ ".1", c) of
+ T3 ->
+ ok;
+ E3 ->
+ test_server_fail({bad_terms, E3, T3})
+ end,
+ ?line ok = disk_log:close(a),
+ ?line ok = disk_log:close(b),
+ ?line ok = disk_log:close(c),
+ ?line del(File1, 3),
+ ?line del(File2, 3),
+ ?line del(File3, 3),
+ ok.
+
+simple_log(Log) ->
+ T1 = "hej",
+ T2 = hopp,
+ T3 = {tjena, 12},
+ T4 = mk_bytes(10000),
+ ?line ok = disk_log:log(Log, T1),
+ ?line ok = disk_log:log_terms(Log, [T2, T3]),
+ ?line case get_all_terms(Log) of
+ [T1, T2, T3] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1, [T1, T2, T3]})
+ end,
+ ?line ok = disk_log:log(a, T4),
+ ?line case get_all_terms(Log) of
+ [T1, T2, T3, T4] ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2, [T1, T2, T3, T4]})
+ end.
+
+xsimple_log(File, Log) ->
+ T1 = "hej",
+ T2 = list_to_binary("hopp"),
+ T3 = list_to_binary(["sena", list_to_binary("sejer")]),
+ T4 = list_to_binary(By = mk_bytes(10000)),
+ ?line ok = disk_log:blog(Log, T1),
+ ?line ok = disk_log:blog_terms(Log, [T2, T3]),
+ ?line X = "hejhoppsenasejer",
+ ?line X2 = get_list(File, Log),
+ ?line case X2 of
+ X -> ok;
+ Z1 -> test_server_fail({bad_terms, Z1, X2})
+ end,
+ ?line ok = disk_log:blog(Log, T4),
+ ?line Tmp = get_list(File, Log),
+ ?line case X ++ By of
+ Tmp -> ok;
+ Z2 -> test_server_fail({bad_terms, Z2, X ++ By})
+ end.
+
+x2simple_log(File, Log) ->
+ T1 = "hej",
+ T2 = list_to_binary("hopp"),
+ T3 = list_to_binary(["sena", list_to_binary("sejer")]),
+ T4 = list_to_binary(By = mk_bytes(1000)),
+ ?line ok = disk_log:blog(Log, T1),
+ ?line ok = disk_log:blog_terms(Log, [T2, T3]),
+ ?line X = "hejhoppsenasejer",
+ ?line X2 = get_list(File, Log),
+ ?line case X2 of
+ X -> ok;
+ Z1 -> test_server_fail({bad_terms, Z1, X2})
+ end,
+ ?line ok = disk_log:blog(Log, T4),
+ ?line Tmp = get_list(File, Log),
+ ?line case X ++ By of
+ Tmp -> ok;
+ Z2 -> test_server_fail({bad_terms, Z2, X ++ By})
+ end.
+
+x_mk_bytes(N) ->
+ X = lists:duplicate(N, $a),
+ {list_to_binary(X), X}.
+
+mk_bytes(N) when N > 4 ->
+ X = lists:duplicate(N-4, $a),
+ case byte_size(term_to_binary(X)) of
+ N -> X;
+ Z -> test_server_fail({bad_terms, Z, N})
+ end.
+
+get_list(File, Log) ->
+ ?t:format(0, "File ~p~n",[File]),
+ ok = disk_log:sync(Log),
+ {ok, B} = file:read_file(File),
+ binary_to_list(B).
+
+
+get_all_terms(Log, File, Type) ->
+ {ok, _Log} = disk_log:open([{name,Log}, {type,Type}, {size,infinity},
+ {format,internal}, {file, File},
+ {mode, read_only}]),
+ Ts = get_all_terms(Log),
+ ok = disk_log:close(Log),
+ Ts.
+
+get_all_terms(Log) ->
+ get_all_terms1(Log, start, []).
+
+get_all_terms1(Log, Cont, Res) ->
+ case disk_log:chunk(Log, Cont) of
+ {error, _R} ->
+ test_server_fail({bad_chunk, Log, Cont});
+ {Cont2, Terms} ->
+ get_all_terms1(Log, Cont2, Res ++ Terms);
+ eof ->
+ Res
+ end.
+
+get_all_terms_and_bad(Log, File, Type) ->
+ {ok, _Log} = disk_log:open([{name,Log}, {type,Type}, {size,infinity},
+ {format,internal}, {file, File},
+ {mode, read_only}]),
+ Ts = get_all_terms_and_bad(Log),
+ ok = disk_log:close(Log),
+ Ts.
+
+get_all_terms_and_bad(Log) ->
+ ?line read_only = info(Log, mode, foo),
+ get_all_terms_and_bad1(Log, start, [], 0).
+
+%%
+get_all_terms_and_bad1(Log, Cont, Res, Bad0) ->
+ case disk_log:chunk(Log, Cont) of
+ {Cont2, Terms} ->
+ get_all_terms_and_bad1(Log, Cont2, Res ++ Terms, Bad0);
+ {Cont2, Terms, Bad} ->
+ get_all_terms_and_bad1(Log, Cont2, Res ++ Terms, Bad0+Bad);
+ eof ->
+ {Res, Bad0}
+ end.
+
+get_all_binary_terms_and_bad(Log, File, Type) ->
+ {ok, _Log} = disk_log:open([{name,Log}, {type,Type}, {size,infinity},
+ {format,internal}, {file, File},
+ {mode, read_only}]),
+ Ts = get_all_binary_terms_and_bad(Log),
+ ok = disk_log:close(Log),
+ Ts.
+
+get_all_binary_terms_and_bad(Log) ->
+ read_only = info(Log, mode, foo),
+ get_all_binary_terms_and_bad1(Log, start, [], 0).
+
+%%
+get_all_binary_terms_and_bad1(Log, Cont, Res, Bad0) ->
+ case disk_log:bchunk(Log, Cont) of
+ {Cont2, BinTerms} ->
+ get_all_binary_terms_and_bad1(Log, Cont2, Res ++ BinTerms, Bad0);
+ {Cont2, BinTerms, Bad} ->
+ get_all_binary_terms_and_bad1(Log, Cont2, Res ++ BinTerms,
+ Bad0+Bad);
+ eof ->
+ {Res, Bad0}
+ end.
+
+del(File, 0) ->
+ file:delete(File ++ ".siz"),
+ file:delete(File ++ ".idx");
+del(File, N) ->
+ file:delete(File ++ "." ++ integer_to_list(N)),
+ del(File, N-1).
+
+test_server_fail(R) ->
+ exit({?MODULE, get(line), R}).
+
+xx() ->
+ File = "a.LOG",
+ {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ W = xwr(a, 400),
+ disk_log:close(a),
+% file:delete(File),
+ W.
+
+%% old: 6150
+%% new: 5910
+xwr(Log, BytesItem) ->
+ NoW = 1000,
+ Item1 = mk_bytes(BytesItem),
+ Item2 = mk_bytes(BytesItem),
+ Item3 = mk_bytes(BytesItem),
+ Item4 = mk_bytes(BytesItem),
+ Item5 = mk_bytes(BytesItem),
+ Item6 = mk_bytes(BytesItem),
+ Item7 = mk_bytes(BytesItem),
+ Item8 = mk_bytes(BytesItem),
+ Item9 = mk_bytes(BytesItem),
+ Item0 = mk_bytes(BytesItem),
+ Term = [Item1,Item2,Item3,Item4,Item5,Item6,Item7,Item8,Item9,Item0],
+ {W, _} = timer:tc(?MODULE, wr, [Log, Term, NoW]),
+ W/NoW.
+
+measure() ->
+ proc_lib:start_link(?MODULE, init_m, [self()]).
+
+init_m(Par) ->
+ process_flag(trap_exit, true),
+ Res = m(),
+ proc_lib:init_ack(Par, Res).
+
+m() ->
+ {W10, R10, Rep10, C10} = m_halt_int(10),
+ {W11, R11, Rep11, C11} = m_halt_int(100),
+ {W12, R12, Rep12, C12} = m_halt_int(400),
+ {W13, R13, Rep13, C13} = m_halt_int(1000),
+ {W14, R14, Rep14, C14} = m_halt_int(10000),
+ {W2, R2, Rep2, C2} = m_wrap_int(400),
+ {W3, R3, Rep3, C3} = m_many_halt_int(10, 400),
+ {W4, R4, Rep4, C4} = m_many_halt_int(20, 400),
+ {W5, R5, Rep5, C5} = m_many_halt_int(10, 1000),
+ {W6, R6, Rep6, C6} = m_many_halt_int(10, 10),
+ {W7, R7, Rep7, C7} = m_many_halt_int(20, 10),
+
+ io:format("Type of log mysec/write mysec/read"
+ " mysec/repair byte cpu/write\n"),
+ io:format("=========== =========== =========="
+ " ================= =========\n"),
+ one_line("halt,int.inf. (10)", W10, R10, Rep10, C10),
+ one_line("halt,int.inf. (100)", W11, R11, Rep11, C11),
+ one_line("halt,int.inf. (400)", W12, R12, Rep12, C12),
+ one_line("halt,int.inf. (1000)", W13, R13, Rep13, C13),
+ one_line("halt,int.inf. (10000)", W14, R14, Rep14, C14),
+ one_line("wrap,int. 4. (400)", W2, R2, Rep2, C2),
+ one_line("halt,int.inf. (10,10)", W6, R6, Rep6, C6),
+ one_line("halt,int.inf. (20,10)", W7, R7, Rep7, C7),
+ one_line("halt,int.inf. (10,400)", W3, R3, Rep3, C3),
+ one_line("halt,int.inf. (20,400)", W4, R4, Rep4, C4),
+ one_line("halt,int.inf. (10,1000)", W5, R5, Rep5, C5),
+ io:format("\n"),
+ io:format("\tWrap log time depends on how often the log wraps, as this\n"),
+ io:format("\tinvolves opening of new files, which costs alot."),
+ io:format("\n").
+
+one_line(Txt, W, R, Rep, C) ->
+ io:format("~.22s ~.10w ~.10w ~.17w ~.9w\n", [Txt, W, R, Rep, C]).
+
+m_halt_int(BytesItem) ->
+ File = "a.LOG",
+ {ok, a} = disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ {T,W} = wr(a, BytesItem),
+ R = r(a),
+ [{_,P}] = ets:lookup(?DISK_LOG_NAME_TABLE, a),
+ exit(P, kill),
+ receive after 100 -> ok end,
+ crash(File, 10),
+ Sz = file_size(File),
+ Start = start_times(),
+ {repaired, a, {recovered, Rec}, {badbytes, Bad}} =
+ disk_log:open([{name,a}, {type,halt}, {size,infinity},
+ {format,internal}, {file, File}]),
+ {_,Rep} = end_times(Start),
+ io:format("m_halt_int: Rep = ~p, Rec = ~p, Bad = ~p~n", [Rep, Rec, Bad]),
+ disk_log:close(a),
+ file:delete(File),
+ {W,R,1000*Rep/Sz,T}.
+
+m_wrap_int(BytesItem) ->
+ File = "a.LOG",
+ {ok, a} = disk_log:open([{name,a}, {type,wrap}, {size,{405*1000, 4}},
+ {format,internal}, {file, File}]),
+ {T,W} = wr(a, BytesItem),
+ R = r(a),
+ [{_,P}] = ets:lookup(?DISK_LOG_NAME_TABLE, a),
+ exit(P, kill),
+ receive after 100 -> ok end,
+ del(File, 4),
+ {W,R,'n/a',T}.
+
+m_many_halt_int(NoClients, BytesItem) ->
+ Name = 'log.LOG',
+ File = "log.LOG",
+ {ok, _} = disk_log:open([{name,Name}, {type,halt},
+ {size,infinity},
+ {format,internal}, {file,File}]),
+ NoW = round(lists:max([lists:min([5000000/BytesItem/NoClients,
+ 50000/NoClients]),
+ 1000])),
+ {T,W} = many_wr(NoClients, Name, NoW, BytesItem),
+ ok = disk_log:close(Name),
+ file:delete(File),
+ {1000*W/NoW/NoClients,'n/a','n/a',1000*T/NoW/NoClients}.
+
+many_wr(NoClients, Log, NoW, BytesItem) ->
+ Item = mk_bytes(BytesItem),
+ Fun = fun(Name, _Pid, _I) -> disk_log:log(Name, Item) end,
+ Start = start_times(),
+ Pids = spawn_clients(NoClients, client, [self(), Log, NoW, Fun]),
+ check_clients(Pids),
+ end_times(Start).
+
+wr(Log, BytesItem) ->
+ NoW = round(lists:max([lists:min([5000000/BytesItem,50000]),1000])),
+ Item = mk_bytes(BytesItem),
+ Start = start_times(),
+ wr(Log, Item, NoW),
+ {T,W} = end_times(Start),
+ {1000*T/NoW, 1000*W/NoW}.
+
+wr(Log, _Item, 0) ->
+ disk_log:sync(Log),
+ ok;
+wr(Log, Item, N) ->
+ ok = disk_log:log(Log, Item),
+ wr(Log, Item, N-1).
+
+r(_) ->
+ nyi.
+
+start_times() ->
+ {T1, _} = statistics(runtime),
+ {W1, _} = statistics(wall_clock),
+ {T1, W1}.
+
+end_times({T1,W1}) ->
+ {T2, _} = statistics(runtime),
+ {W2, _} = statistics(wall_clock),
+ {T2-T1, W2-W1}.
+
+head(suite) -> [head_func, plain_head, one_header].
+
+head_func(suite) -> [];
+head_func(doc) -> ["Test head parameter"];
+head_func(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ets:new(xxx, [named_table, set, public]),
+ ets:insert(xxx, {wrapc, 0}),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,4}},
+ {head_func, {?MODULE, hf, []}}]),
+ ?line B = mk_bytes(60),
+ ?line disk_log:log(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:log(a, B),
+ H = [1,2,3],
+ ?line [{wrapc, 4}] = ets:lookup(xxx, wrapc),
+ ets:delete(xxx),
+ ?line case get_all_terms(a) of
+ [H,B,H,B,H,B,H,B] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1,
+ [H,B,H,B,H,B,H,B]})
+ end,
+ ?line 8 = no_written_items(a),
+ disk_log:close(a),
+ del(File, 4),
+
+ % invalid header function
+ ?line {error, {invalid_header, {_, {term}}}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external},
+ {head_func, {?MODULE, head_fun, [{term}]}}]),
+ file:delete(File),
+
+ ?line {error, {invalid_header, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external},
+ {head_func, {?MODULE, head_fun, [{ok,{term}}]}}]),
+ file:delete(File),
+
+ ?line {ok,n} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external},
+ {head_func, {?MODULE, head_fun, [{ok,<<"head">>}]}}]),
+ ?line ok = disk_log:close(n),
+ ?line {ok,<<"head">>} = file:read_file(File),
+ file:delete(File),
+
+ ?line {ok,n} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external},
+ {head_func, {?MODULE, head_fun, [{ok,"head"}]}}]),
+ ?line ok = disk_log:close(n),
+ ?line {ok,<<"head">>} = file:read_file(File),
+ file:delete(File),
+
+ ?line Error1 = {error, {badarg, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {head_func, {tjo,hej,san}},{size, {100, 4}}]),
+ ?line "The argument " ++ _ = format_error(Error1),
+
+ ?line Error2 = {error, {invalid_header, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {head_func, {tjo,hej,[san]}}]),
+ ?line "The disk log header" ++ _ = format_error(Error2),
+ file:delete(File).
+
+
+head_fun(H) ->
+ H.
+
+hf() ->
+ ets:update_counter(xxx, wrapc, 1),
+ {ok, [1,2,3]}.
+
+plain_head(suite) -> [];
+plain_head(doc) -> ["Test head parameter"];
+plain_head(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ H = [1,2,3],
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,4}}, {head, H}]),
+ %% This one is not "counted".
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,4}}, {head, H}]),
+ ?line B = mk_bytes(60),
+ ?line disk_log:log(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:log(a, B),
+ ?line case get_all_terms(a) of
+ [H,B,H,B,H,B,H,B] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1,
+ [H,B,H,B,H,B,H,B]})
+ end,
+ ?line 8 = no_written_items(a),
+ ?line ok = disk_log:close(a),
+ ?line {error, no_such_log} = disk_log:close(a),
+ del(File, 4).
+
+
+
+one_header(suite) -> [];
+one_header(doc) -> ["Test that a header is just printed once in a log file"];
+one_header(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ H = [1,2,3],
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,4}}, {head, H}]),
+ ?line B = mk_bytes(60),
+ ?line ok = disk_log:log(a, B),
+ ?line ok = disk_log:alog(a, B),
+ ?line ok = disk_log:alog(a, B),
+ ?line ok = disk_log:log(a, B),
+ ?line case get_all_terms(a) of
+ [H,B,H,B,H,B,H,B] ->
+ ok;
+ E1 ->
+ test_server_fail({bad_terms, E1,
+ [H,B,H,B,H,B,H,B]})
+ end,
+ ?line 8 = no_written_items(a),
+ ?line ok = disk_log:close(a),
+ del(File, 4),
+
+ Fileb = filename:join(Dir, "b.LOG"),
+ ?line {ok, b} = disk_log:open([{name,b}, {file, Fileb}, {head, H}]),
+ ?line ok = disk_log:close(b),
+ ?line {ok, b} = disk_log:open([{name,b}, {file, Fileb}, {head, H}]),
+ ?line ok = disk_log:log(b, "first log"),
+ ?line ok = disk_log:alog(b, "second log"),
+ ?line ok = disk_log:close(b),
+ ?line {ok, b} = disk_log:open([{name,b}, {file, Fileb}, {head, H}]),
+ ?line ok = disk_log:alog(b, "3rd log"),
+ ?line ok = disk_log:log(b, "4th log"),
+ ?line case get_all_terms(b) of
+ [H, "first log", "second log", "3rd log", "4th log"] ->
+ ok;
+ E2 ->
+ test_server_fail({bad_terms, E2,
+ [H, "first log", "second log",
+ "3rd log", "4th log"]})
+ end,
+ ?line 2 = no_written_items(b),
+ ?line ok = disk_log:close(b),
+ ?line ok = file:delete(Fileb),
+
+ Filec = filename:join(Dir, "c.LOG"),
+ H2 = "this is a header ",
+ ?line {ok, c} = disk_log:open([{name,c}, {format, external},
+ {file, Filec}, {head, H2}]),
+ ?line ok = disk_log:close(c),
+ ?line {ok, c} = disk_log:open([{name,c}, {format, external},
+ {file, Filec}, {head, H2}]),
+ ?line ok = disk_log:blog(c, "first log"),
+ ?line ok = disk_log:balog(c, "second log"),
+ ?line ok = disk_log:close(c),
+ ?line {ok, c} = disk_log:open([{name,c}, {format, external},
+ {file, Filec}, {head, H2}]),
+ ?line ok = disk_log:balog(c, "3rd log"),
+ ?line ok = disk_log:blog(c, "4th log"),
+ ?line ok = disk_log:sync(c),
+ ?line {ok, Fdc} = file:open(Filec, [read]),
+ ?line {ok,"this is a header first logsecond log3rd log4th log"} =
+ file:read(Fdc, 200),
+ ?line ok = file:close(Fdc),
+ ?line 2 = no_written_items(c),
+ ?line disk_log:close(c),
+ ?line ok = file:delete(Filec),
+ ok.
+
+
+notif(suite) -> [wrap_notif, full_notif, trunc_notif,
+ blocked_notif].
+
+wrap_notif(suite) -> [];
+wrap_notif(doc) -> ["Test notify parameter, wrap"];
+wrap_notif(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,4}}, {notify, true}]),
+ ?line B = mk_bytes(60),
+ ?line disk_log:log(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:alog(a, B),
+ ?line disk_log:log(a, B),
+ ?line disk_log:log(a, B),
+ ?line rec(3, {disk_log, node(), a, {wrap, 0}}),
+ ?line rec(1, {disk_log, node(), a, {wrap, 1}}),
+ disk_log:close(a),
+ del(File, 4).
+
+full_notif(suite) -> [];
+full_notif(doc) -> ["Test notify parameter, wrap, filled file"];
+full_notif(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ file:delete(File),
+
+ ?line {ok, a} = disk_log:open([{name, a}, {file, File}, {type, halt},
+ {size, 100}, {notify, true}]),
+ ?line B = mk_bytes(60),
+ ?line disk_log:log(a, B),
+ ?line disk_log:alog(a, B),
+ ?line rec(1, {disk_log, node(), a, full}),
+ disk_log:close(a),
+ file:delete(File).
+
+trunc_notif(suite) -> [];
+trunc_notif(doc) -> ["Test notify parameter, wrap, truncated file"];
+trunc_notif(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ File2 = filename:join(Dir, "a.DUMP"),
+ ?line {ok, a} = disk_log:open([{name, a}, {file, File}, {type, halt},
+ {size, 100}, {notify, true}]),
+ ?line B = mk_bytes(60),
+ ?line disk_log:log(a, B),
+ ?line disk_log:truncate(a),
+ ?line rec(1, {disk_log, node(), a, {truncated, 1}}),
+ ?line disk_log:log(a, B),
+ ?line ok = disk_log:reopen(a, File2),
+ ?line rec(1, {disk_log, node(), a, {truncated, 1}}),
+ disk_log:close(a),
+ file:delete(File),
+ file:delete(File2).
+
+blocked_notif(suite) -> [];
+blocked_notif(doc) ->
+ ["Test notify parameters 'format_external' and 'blocked_log"];
+blocked_notif(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "n.LOG"),
+ No = 4,
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true},
+ {format, external}]),
+ ?line B = mk_bytes(60),
+ ?line Error1 = {error,{format_external,n}} = disk_log:log(n, B),
+ ?line "The requested operation" ++ _ = format_error(Error1),
+ ?line ok = disk_log:blog(n, B),
+ ?line ok = disk_log:alog(n, B),
+ ?line rec(1, {disk_log, node(), n, {format_external, term_to_binary(B)}}),
+ ?line ok = disk_log:alog_terms(n, [B,B,B,B]),
+ ?line rec(1, {disk_log, node(), n, {format_external,
+ lists:map(fun term_to_binary/1, [B,B,B,B])}}),
+ ?line ok = disk_log:block(n, false),
+ ?line ok = disk_log:alog(n, B),
+ ?line rec(1, {disk_log, node(), n, {blocked_log, term_to_binary(B)}}),
+ ?line ok = disk_log:balog(n, B),
+ ?line rec(1, {disk_log, node(), n, {blocked_log, list_to_binary(B)}}),
+ ?line ok = disk_log:balog_terms(n, [B,B,B,B]),
+ ?line disk_log:close(n),
+ ?line rec(1, {disk_log, node(), n, {blocked_log,
+ lists:map(fun list_to_binary/1, [B,B,B,B])}}),
+ ?line del(File, No).
+
+
+new_idx_vsn(suite) -> [];
+new_idx_vsn(doc) -> ["Test the new version of the .idx file"];
+new_idx_vsn(Conf) when is_list(Conf) ->
+ DataDir = ?datadir(Conf),
+ PrivDir = ?privdir(Conf),
+ File = filename:join(PrivDir, "new_vsn.LOG"),
+ Kurt = filename:join(PrivDir, "kurt.LOG"),
+ Kurt2 = filename:join(PrivDir, "kurt2.LOG"),
+
+ %% Test that a wrap log file can have more than 255 files
+ ?line {ok, new_vsn} = disk_log:open([{file, File}, {name, new_vsn},
+ {type, wrap}, {size, {40, 270}}]),
+ ?line ok = log(new_vsn, 280),
+ ?line {ok, Bin} = file:read_file(add_ext(File, "idx")),
+ ?line <<0,0:32,2,10:32,1:64,1:64,_/binary>> = Bin,
+ ?line disk_log:close(new_vsn),
+ ?line del(File, 270),
+
+ %% convert a very old version (0) of wrap log file to the new format (2)
+ copy_wrap_log("kurt.LOG", 4, DataDir, PrivDir),
+
+ ?line {repaired, kurt, {recovered, 1}, {badbytes, 0}} =
+ disk_log:open([{file, Kurt}, {name, kurt},
+ {type, wrap}, {size, {40, 4}}]),
+ ?line ok = disk_log:log(kurt, "this is a logged message number X"),
+ ?line ok = disk_log:log(kurt, "this is a logged message number Y"),
+ ?line {ok, BinK} = file:read_file(add_ext(Kurt, "idx")),
+ ?line <<0,0:32,2,2:32,1:64,1:64,1:64,1:64>> = BinK,
+ ?line {{40,4}, 2} = disk_log_1:read_size_file_version(Kurt),
+ disk_log:close(kurt),
+ ?line del(Kurt, 4),
+
+ %% keep the old format (1)
+ copy_wrap_log("kurt2.LOG", 4, DataDir, PrivDir),
+
+ ?line {repaired, kurt2, {recovered, 1}, {badbytes, 0}} =
+ disk_log:open([{file, Kurt2}, {name, kurt2},
+ {type, wrap}, {size, {40, 4}}]),
+ ?line ok = disk_log:log(kurt2, "this is a logged message number X"),
+ ?line ok = disk_log:log(kurt2, "this is a logged message number Y"),
+ ?line {ok, BinK2} = file:read_file(add_ext(Kurt2, "idx")),
+ ?line <<0,2:32,1:32,1:32,1:32,1:32>> = BinK2,
+ ?line {{40,4}, 1} = disk_log_1:read_size_file_version(Kurt2),
+ disk_log:close(kurt2),
+ ?line del(Kurt2, 4),
+
+ ok.
+
+reopen(suite) -> [];
+reopen(doc) ->
+ ["Test reopen/1 on halt and wrap logs."];
+reopen(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line NewFile = filename:join(Dir, "nn.LOG"),
+ ?line B = mk_bytes(60),
+
+ ?line file:delete(File), % cleanup
+ ?line file:delete(NewFile), % cleanup
+ ?line Q = qlen(),
+
+ %% External halt log.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {notify, true}, {head, "header"},
+ {size, infinity},{format, external}]),
+ ?line ok = disk_log:blog(n, B),
+ ?line ok = disk_log:breopen(n, NewFile, "head"),
+ ?line rec(1, {disk_log, node(), n, {truncated, 2}}),
+ ?line ok = disk_log:blog(n, B),
+ ?line ok = disk_log:blog(n, B),
+ ?line ok = disk_log:breopen(n, NewFile, "head"),
+ ?line rec(1, {disk_log, node(), n, {truncated, 3}}),
+ ?line ok = disk_log:close(n),
+ ?line {ok,BinaryFile} = file:read_file(File),
+ ?line "head" = binary_to_list(BinaryFile),
+ ?line file:delete(File),
+ ?line file:delete(NewFile),
+
+ %% Internal halt log.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {notify, true}, {head, header},
+ {size, infinity}]),
+ ?line ok = disk_log:log(n, B),
+ ?line Error1 = {error, {same_file_name, n}} = disk_log:reopen(n, File),
+ ?line "Current and new" ++ _ = format_error(Error1),
+ ?line ok = disk_log:reopen(n, NewFile),
+ ?line rec(1, {disk_log, node(), n, {truncated, 2}}),
+ ?line ok = disk_log:log(n, B),
+ ?line ok = disk_log:log(n, B),
+ ?line ok = disk_log:reopen(n, NewFile),
+ ?line rec(1, {disk_log, node(), n, {truncated, 3}}),
+ ?line ok = disk_log:close(n),
+ ?line [header, _B, _B] = get_all_terms(nn, NewFile, halt),
+ ?line file:delete(File),
+ ?line file:delete(NewFile),
+
+ %% Internal wrap log.
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+ ?line del(NewFile, No), % cleanup
+
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {head, header}, {size, {100, No}}]),
+ ?line ok = disk_log:log(n, B),
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(3, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line ok = disk_log:reopen(n, NewFile, new_header),
+ ?line rec(1, {disk_log, node(), n, {truncated, 8}}),
+ ?line ok = disk_log:log_terms(n, [B,B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:close(n),
+ ?line [header, _, header, _, header, _, header, _] =
+ get_all_terms(nn, NewFile, wrap),
+ ?line [new_header, _, header, _, header, _] = get_all_terms(n, File, wrap),
+
+ ?line del(NewFile, No),
+ ?line file:delete(File ++ ".2"),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {head, header}, {size, {100, No}}]),
+ %% One file is missing...
+ ?line ok = disk_log:reopen(n, NewFile),
+ ?line rec(1, {disk_log, node(), n, {truncated, 6}}),
+ ?line ok = disk_log:close(n),
+
+ ?line del(File, No),
+ ?line del(NewFile, No),
+ ?line Q = qlen(),
+ ok.
+
+block(suite) -> [block_blocked, block_queue, block_queue2].
+
+block_blocked(suite) -> [];
+block_blocked(doc) ->
+ ["Test block/1 on external and internal logs."];
+block_blocked(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line B = mk_bytes(60),
+ Halt = join(Dir, "halt.LOG"),
+
+ % External logs.
+ ?line file:delete(Halt), % cleanup
+ ?line {ok, halt} = disk_log:open([{name, halt}, {type, halt},
+ {format, external}, {file, Halt}]),
+ ?line ok = disk_log:sync(halt),
+ ?line ok = disk_log:block(halt, false),
+ ?line Error1 = {error, {blocked_log, halt}} = disk_log:block(halt),
+ ?line "The blocked disk" ++ _ = format_error(Error1),
+ ?line {error, {blocked_log, halt}} = disk_log:sync(halt),
+ ?line {error, {blocked_log, halt}} = disk_log:truncate(halt),
+ ?line {error, {blocked_log, halt}} = disk_log:change_size(halt, inifinity),
+ ?line {error, {blocked_log, halt}} =
+ disk_log:change_notify(halt, self(), false),
+ ?line {error, {blocked_log, halt}} =
+ disk_log:change_header(halt, {head, header}),
+ ?line {error, {blocked_log, halt}} = disk_log:reopen(halt, "foo"),
+ ?line ok = disk_log:close(halt),
+
+ ?line {ok, halt} = disk_log:open([{name, halt}, {type, halt},
+ {format, external}]),
+ ?line ok = disk_log:sync(halt),
+ ?line ok = disk_log:block(halt, true),
+ ?line {error, {blocked_log, halt}} = disk_log:blog(halt, B),
+ ?line {error, {blocked_log, halt}} = disk_log:blog(halt, B),
+ ?line {error, {blocked_log, halt}} = disk_log:block(halt),
+ ?line {error, {blocked_log, halt}} = disk_log:sync(halt),
+ ?line {error, {blocked_log, halt}} = disk_log:truncate(halt),
+ ?line {error, {blocked_log, halt}} = disk_log:change_size(halt, infinity),
+ ?line {error, {blocked_log, halt}} =
+ disk_log:change_notify(halt, self(), false),
+ ?line {error, {blocked_log, halt}} =
+ disk_log:change_header(halt, {head, header}),
+ ?line {error, {blocked_log, halt}} = disk_log:reopen(halt, "foo"),
+
+ ?line ok = disk_log:unblock(halt),
+ ?line ok = disk_log:close(halt),
+ ?line file:delete(Halt),
+
+ % Internal logs.
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+ ?line {ok, halt} = disk_log:open([{name, halt}, {file, File}, {type, wrap},
+ {size, {100, No}}]),
+ ?line ok = disk_log:block(halt, true),
+ ?line eof = disk_log:chunk(halt, start),
+ ?line Error2 = {error, end_of_log} = disk_log:chunk_step(halt, start, 1),
+ ?line "An attempt" ++ _ = format_error(Error2),
+ ?line {error, {blocked_log, halt}} = disk_log:log(halt, B),
+ ?line {error, {blocked_log, halt}} = disk_log:inc_wrap_file(halt),
+ ?line ok = disk_log:unblock(halt),
+ ?line ok = disk_log:block(halt, false),
+ ?line {error, {blocked_log, halt}} = disk_log:log(halt, B),
+ ?line {error, {blocked_log, halt}} = disk_log:inc_wrap_file(halt),
+ ?line Parent = self(),
+ ?line Pid =
+ spawn_link(fun() ->
+ {error, {blocked_log, halt}} =
+ disk_log:chunk(halt, start),
+ {error, {blocked_log, halt}} =
+ disk_log:chunk_step(halt, start, 1),
+ Parent ! {self(), stopped}
+ end),
+ ?line receive {Pid,stopped} -> ok end,
+ ?line ok = disk_log:close(halt),
+ ?line del(File, No).
+
+block_queue(suite) -> [];
+block_queue(doc) ->
+ ["Run commands from the queue by unblocking."];
+block_queue(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line Q = qlen(),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+ ?line B = mk_bytes(60),
+
+ ?line Pid = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid, {open, File}),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {blog, B}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line 1 = no_written_items(n),
+ ?line Error1 = {error,{not_blocked,n}} = disk_log:unblock(n),
+ ?line "The disk log" ++ _ = format_error(Error1),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {balog, "one string"}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line 2 = no_written_items(n),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, sync),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, truncate),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line 0 = no_items(n),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {block, false}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line {error, {blocked_log, _}} = disk_log:blog(n, B),
+ ?line ok = sync_do(Pid, unblock),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {change_notify, Pid, true}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line [{_, true}] = owners(n),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {change_notify, Pid, false}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line [{_, false}] = owners(n),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {change_header, {head, header}}),
+ ?line ok = disk_log:unblock(n),
+ ?line {error, {badarg, head}} = get_reply(),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {change_size, 17}),
+ ?line ok = disk_log:unblock(n),
+ ?line {error, {badarg, size}} = get_reply(),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, inc_wrap_file),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+
+ ?line ok = sync_do(Pid, close),
+ ?line del(File, No),
+
+ ?line _Pid2 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid, {int_open, File}),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {chunk, start}),
+ ?line ok = disk_log:unblock(n),
+ ?line eof = get_reply(),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {chunk_step, start, 100}),
+ ?line ok = disk_log:unblock(n),
+ ?line {ok, _Cont} = get_reply(),
+
+ ?line ok = disk_log:block(n, true),
+ ?line async_do(Pid, {log,a_term}),
+ ?line ok = disk_log:unblock(n),
+ ?line ok = get_reply(),
+ ?line 1 = no_written_items(n),
+
+ ?line ok = sync_do(Pid, close),
+ ?line sync_do(Pid, terminate),
+ ?line del(File, No),
+
+ %% Test of the queue. Three processes involved here. Pid1's block
+ %% request is queued. Pid2's log requests are put in the queue.
+ %% When unblock is executed, Pid1's block request is granted.
+ %% Pid2's log requests are executed when Pid1 unblocks.
+ %% (This example should show that the pair 'queue' and 'messages'
+ %% in State does the trick - one does not need a "real" queue.)
+ ?line P0 = pps(),
+ Name = n,
+ ?line Pid1 = spawn_link(?MODULE, lserv, [Name]),
+ ?line {ok, Name} = sync_do(Pid1, {int_open, File, {1000,2}}),
+ ?line Pid2 = spawn_link(?MODULE, lserv, [Name]),
+ ?line {ok, Name} = sync_do(Pid2, {int_open, File, {1000,2}}),
+ ?line ok = disk_log:block(Name),
+ ?line async_do(Pid1, {alog,{1,a}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid1, {alog,{2,b}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid1, {alog,{3,c}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid1, {alog,{4,d}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid1, block),
+ ?line async_do(Pid2, {alog,{5,e}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid2, {alog,{6,f}}),
+ ?line ok = get_reply(),
+ ?line ok = disk_log:unblock(Name),
+ ?line ok = get_reply(),
+ ?line async_do(Pid2, {alog,{7,g}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid2, {alog,{8,h}}),
+ ?line ok = get_reply(),
+ ?line async_do(Pid1, unblock),
+ ?line ok = get_reply(),
+ ?line ok = sync_do(Pid1, close),
+ ?line ok = sync_do(Pid2, close),
+ ?line sync_do(Pid1, terminate),
+ ?line sync_do(Pid2, terminate),
+ Terms = get_all_terms(Name, File, wrap),
+ ?line true = [{1,a},{2,b},{3,c},{4,d},{5,e},{6,f},{7,g},{8,h}] == Terms,
+ del(File, 2),
+ ?line Q = qlen(),
+ ?line true = (P0 == pps()),
+ ok.
+
+block_queue2(suite) -> [];
+block_queue2(doc) ->
+ ["OTP-4880. Blocked processes did not get disk_log_stopped message."];
+block_queue2(Conf) when is_list(Conf) ->
+ ?line Q = qlen(),
+ ?line P0 = pps(),
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+
+ %% log requests are queued, and processed when the log is closed
+ ?line Pid = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid, {open, File}),
+ ?line ok = sync_do(Pid, block),
+ %% Asynchronous stuff is ignored.
+ ?line ok = disk_log:balog_terms(n, [<<"foo">>,<<"bar">>]),
+ ?line ok = disk_log:balog_terms(n, [<<"more">>,<<"terms">>]),
+ ?line Fun =
+ fun() -> {error,disk_log_stopped} = disk_log:sync(n)
+ end,
+ ?line spawn(Fun),
+ ?line ok = sync_do(Pid, close),
+ ?line sync_do(Pid, terminate),
+ ?line {ok,<<>>} = file:read_file(File ++ ".1"),
+ ?line del(File, No),
+ ?line Q = qlen(),
+ ?line true = (P0 == pps()),
+ ok.
+
+
+unblock(suite) -> [];
+unblock(doc) ->
+ ["Test unblock/1."];
+unblock(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "n.LOG"),
+ No = 1,
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true},
+ {format, external}]),
+ ?line ok = disk_log:block(n),
+ ?line spawn_link(?MODULE, try_unblock, [n]),
+ ?line timer:sleep(100),
+ ?line disk_log:close(n),
+ ?line del(File, No).
+
+try_unblock(Log) ->
+ ?line Error = {error, {not_blocked_by_pid, n}} = disk_log:unblock(Log),
+ ?line "The disk log" ++ _ = format_error(Error).
+
+open(suite) -> [open_overwrite, open_size,
+ open_truncate, open_error].
+
+open_overwrite(suite) -> [];
+open_overwrite(doc) ->
+ ["Test open/1 when old files exist."];
+open_overwrite(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+
+ % read write
+ ?line First = "n.LOG.1",
+ ?line make_file(Dir, First, 8),
+
+ ?line Error1 = {error, {not_a_log_file, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100, No}}]),
+ ?line "The file" ++ _ = format_error(Error1),
+ ?line del(File, No),
+
+ ?line make_file(Dir, First, 4),
+
+ ?line {error, {not_a_log_file, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100, No}}]),
+ ?line del(File, No),
+
+ ?line make_file(Dir, First, 0),
+
+ ?line {error, {not_a_log_file, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100, No}}]),
+ % read only
+ ?line make_file(Dir, First, 6),
+
+ ?line {error, {not_a_log_file, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},{mode, read_only},
+ {format, internal}, {size, {100, No}}]),
+ ?line del(File, No),
+
+ ?line make_file(Dir, First, 0),
+
+ ?line {error, {not_a_log_file, _}} =
+ disk_log:open([{name, n}, {file, File},{type, wrap},
+ {mode, read_only}, {format, internal},
+ {size, {100, No}}]),
+ ?line del(File, No),
+
+ ?line {error, _} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, internal},{size, {100, No}}]),
+
+ file:delete(File),
+ ?line {ok,n} = disk_log:open([{name,n},{file,File},
+ {mode,read_write},{type,halt}]),
+ ?line ok = disk_log:close(n),
+ ?line ok = unwritable(File),
+ ?line {error, {file_error, File, _}} =
+ disk_log:open([{name,n},{file,File},{mode,read_write},{type,halt}]),
+ ?line ok = writable(File),
+ file:delete(File),
+
+ ?line {ok,n} = disk_log:open([{name,n},{file,File},{format,external},
+ {mode,read_write},{type,halt}]),
+ ?line ok = disk_log:close(n),
+ ?line ok = unwritable(File),
+ ?line {error, {file_error, File, _}} =
+ disk_log:open([{name,n},{file,File},{format,external},
+ {mode,read_write},{type,halt}]),
+ ?line ok = writable(File),
+ file:delete(File),
+
+ ok.
+
+
+make_file(Dir, File, N) ->
+ {ok, F} = file:open(filename:join(Dir, File),
+ [raw, binary, read, write]),
+ ok = file:truncate(F),
+ case N of
+ 0 ->
+ true;
+ _Else ->
+ ok = file:write(F, [lists:seq(1,N)])
+ end,
+ ok = file:close(F).
+
+open_size(suite) -> [];
+open_size(doc) ->
+ ["Test open/1 option size."];
+open_size(Conf) when is_list(Conf) ->
+
+ ?line Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+
+ ?line No = 4,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+
+ %% missing size option
+ ?line {error, {badarg, size}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal},{size, {100, No}}]),
+ ?line B = mk_bytes(60),
+ ?line ok = disk_log:log_terms(n, [B, B, B, B]),
+ ?line ok = disk_log:sync(n),
+ ?line ok = disk_log:block(n),
+
+ %% size option does not match existing size file, read_only
+ ?line Error1 = {error, {size_mismatch, _, _}} =
+ disk_log:open([{name, nn}, {file, File}, {type, wrap},
+ {mode, read_only}, {format, internal},
+ {size, {100, No + 1}}]),
+ ?line "The given size" ++ _ = format_error(Error1),
+ ?line {ok, nn} = disk_log:open([{name, nn}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, internal},{size, {100, No}}]),
+ ?line [_, _, _, _] = get_all_terms1(nn, start, []),
+ ?line disk_log:close(nn),
+
+ ?line ok = disk_log:unblock(n),
+ ?line ok = disk_log:close(n),
+
+ %% size option does not match existing size file, read_write
+ ?line {error, {size_mismatch, _, _}} =
+ disk_log:open([{name, nn}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100, No + 1}}]),
+ %% size option does not match existing size file, truncating
+ ?line {ok, nn} =
+ disk_log:open([{name, nn}, {file, File}, {type, wrap},
+ {repair, truncate}, {format, internal},
+ {size, {100, No + 1}}]),
+ ?line ok = disk_log:close(nn),
+
+ ?line del(File, No),
+ ok.
+
+
+open_truncate(suite) -> [];
+open_truncate(doc) ->
+ ["Test open/1 with {repair, truncate}."];
+open_truncate(Conf) when is_list(Conf) ->
+
+ ?line Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal},{size, {100, No}}]),
+ ?line B = mk_bytes(60),
+ ?line ok = disk_log:log_terms(n, [B, B, B, B]),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {repair,truncate},
+ {format, internal},{size, {100, No}}]),
+ ?line ok = disk_log:close(n),
+ ?line [] = get_all_terms(n, File, wrap),
+ ?line del(File, No),
+ ok.
+
+
+open_error(suite) -> [];
+open_error(doc) ->
+ ["Try some invalid open/1 options."];
+open_error(Conf) when is_list(Conf) ->
+ ?line Dir = ?privdir(Conf),
+
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+
+ ?line {error, {badarg, name}} = disk_log:open([{file, File}]),
+ ?line {error, {badarg, file}} = disk_log:open([{name,{foo,bar}}]),
+ ?line {error, {badarg, [{foo,bar}]}} = disk_log:open([{foo,bar}]),
+
+ %% external logs, read_only.
+ ?line {error, {file_error, _, enoent}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}},
+ {format, external}, {mode, read_only}]),
+ ?line Error5 = {error, {file_error, _, enoent}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {size, 100},
+ {format, external}, {mode, read_only}]),
+ ?line true = lists:prefix("\"" ++ File, format_error(Error5)),
+
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ %% Already owner, ignored.
+ ?line {ok, n} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, {100, No}}]),
+ ?line Error2 = {error, {name_already_open, n}} =
+ disk_log:open([{name, n}, {file, another_file}, {type, wrap},
+ {format, external}, {size, {100, No}}]),
+ ?line "The disk log" ++ _ = format_error(Error2),
+ ?line Error1 = {error, {arg_mismatch, notify, false, true}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, {100, No}}, {notify, true}]),
+ ?line "The value" ++ _ = format_error(Error1),
+ ?line Error3 = {error, {open_read_write, n}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, external}, {size, {100, No}}]),
+ ?line "The disk log" ++ _ = format_error(Error3),
+ ?line {error, {badarg, size}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external}, {size, {100, No}}]),
+ ?line {error, {arg_mismatch, type, wrap, halt}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external}]),
+ ?line {error, {arg_mismatch, format, external, internal}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100, No}}]),
+ ?line {error, {arg_mismatch, repair, true, false}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {repair, false}]),
+ ?line {error, {size_mismatch, {100,4}, {1000,4}}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, {1000, No}}]),
+ ?line {error, {arg_mismatch, head, none, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {head, "header"},
+ {format, external}, {size, {100, No}}]),
+ ?line {error, {badarg, size}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, 100}]),
+
+ ?line ok = disk_log:close(n),
+
+ ?line {ok, n} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, external}, {size, {100, No}}]),
+ ?line Error4 = {error, {open_read_only, n}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_write},
+ {format, external}, {size, {100, No}}]),
+ ?line "The disk log" ++ _ = format_error(Error4),
+ ?line ok = disk_log:close(n),
+
+ ?line del(File, No).
+
+close(suite) -> [close_race, close_block, close_deadlock].
+
+close_race(suite) -> [];
+close_race(doc) ->
+ ["Do something quickly after close/1"];
+close_race(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 1,
+ ?line del(File, No), % cleanup
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true},
+ {format, internal}]),
+ ?line ok = disk_log:close(n),
+ ?line Error1 = {error, no_such_log} = disk_log:close(n),
+ ?line "There is no disk" ++ _ = format_error(Error1),
+
+ % Pid1 blocks, Pid2 closes without being suspended.
+ ?line Pid1 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid2 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid1, {open, File}),
+ ?line {ok, n} = sync_do(Pid2, {open, File}),
+ ?line ok = sync_do(Pid1, block),
+ ?line [{_, false}, {_, false}] = sync_do(Pid1, owners),
+ ?line ok = sync_do(Pid2, close),
+ ?line [{_, false}] = sync_do(Pid1, owners),
+ ?line ok = sync_do(Pid1, close),
+ ?line sync_do(Pid1, terminate),
+ ?line sync_do(Pid2, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+
+ % Pid3 blocks, Pid3 closes. Pid4 should still be ablo to use log.
+ ?line Pid3 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid4 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid3, {open, File}),
+ ?line {ok, n} = sync_do(Pid4, {open, File}),
+ ?line ok = sync_do(Pid3, block),
+ ?line ok = sync_do(Pid3, close),
+ ?line [{_Pid4, false}] = sync_do(Pid4, owners),
+ ?line sync_do(Pid3, terminate),
+ ?line sync_do(Pid4, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+
+ % Pid5 blocks, Pid5 terminates. Pid6 should still be ablo to use log.
+ ?line Pid5 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid6 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid5, {open, File}),
+ ?line {ok, n} = sync_do(Pid6, {open, File}),
+ ?line ok = sync_do(Pid5, block),
+ ?line sync_do(Pid5, terminate),
+ ?line [{_Pid6, false}] = sync_do(Pid6, owners),
+ ?line sync_do(Pid6, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line del(File, No), % cleanup
+ ok.
+
+close_block(suite) -> [];
+close_block(doc) ->
+ ["Block, unblock, close, terminate."];
+close_block(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ No = 1,
+ del(File, No), % cleanup
+
+ P0 = pps(),
+ %% One of two owners terminates.
+ ?line Pid1 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid2 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid1, {open, File}),
+ ?line {ok, n} = sync_do(Pid2, {open, File}),
+ ?line [_, _] = sync_do(Pid1, owners),
+ ?line [_, _] = sync_do(Pid2, owners),
+ ?line 0 = sync_do(Pid1, users),
+ ?line 0 = sync_do(Pid2, users),
+ ?line sync_do(Pid1, terminate),
+ ?line [_] = sync_do(Pid2, owners),
+ ?line 0 = sync_do(Pid2, users),
+ ?line sync_do(Pid2, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ %% Users terminate (no link...).
+ ?line Pid3 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid4 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid3, {open, File, none}),
+ ?line {ok, n} = sync_do(Pid4, {open, File, none}),
+ ?line [] = sync_do(Pid3, owners),
+ ?line [] = sync_do(Pid4, owners),
+ ?line 2 = sync_do(Pid3, users),
+ ?line 2 = sync_do(Pid4, users),
+ ?line sync_do(Pid3, terminate),
+ ?line [] = sync_do(Pid4, owners),
+ ?line 2 = sync_do(Pid4, users),
+ ?line sync_do(Pid4, terminate),
+ ?line disk_log:close(n),
+ ?line disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ % Blocking owner terminates.
+ ?line Pid5 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {linkto, none},{size, {100,No}},
+ {format, external}]),
+ ?line {ok, n} = sync_do(Pid5, {open, File}),
+ ?line ok = sync_do(Pid5, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line sync_do(Pid5, terminate),
+ ?line ok = status(n),
+ ?line [] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ % Blocking user terminates.
+ ?line Pid6 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid6, {open, File, none}),
+ ?line ok = sync_do(Pid6, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line sync_do(Pid6, terminate), % very silently...
+ ?line ok = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line [] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ % Blocking owner terminates.
+ ?line Pid7 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {linkto, none},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid7, {open, File}),
+ ?line ok = sync_do(Pid7, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line sync_do(Pid7, terminate),
+ ?line ok = status(n),
+ ?line [] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ %% Two owners, the blocking one terminates.
+ ?line Pid8 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid9 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = sync_do(Pid8, {open, File}),
+ ?line {ok, n} = sync_do(Pid9, {open, File}),
+ ?line ok = sync_do(Pid8, block),
+ ?line {blocked, true} = status(n),
+ ?line sync_do(Pid8, terminate),
+ ?line ok = status(n),
+ ?line [_] = sync_do(Pid9, owners),
+ ?line 0 = sync_do(Pid9, users),
+ ?line sync_do(Pid9, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ % Blocking user closes.
+ ?line Pid10 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid10, {open, File, none}),
+ ?line ok = sync_do(Pid10, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = sync_do(Pid10, close),
+ ?line ok = status(n),
+ ?line [_] = owners(n),
+ ?line 0 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line sync_do(Pid10, terminate),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line true = (P0 == pps()),
+
+ % Blocking user unblocks and closes.
+ ?line Pid11 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid11, {open, File, none}),
+ ?line ok = sync_do(Pid11, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = sync_do(Pid11, unblock),
+ ?line ok = sync_do(Pid11, close),
+ ?line ok = status(n),
+ ?line [_] = owners(n),
+ ?line 0 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line sync_do(Pid11, terminate),
+ ?line true = (P0 == pps()),
+
+ % Blocking owner closes.
+ ?line Pid12 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {linkto, none},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid12, {open, File}),
+ ?line ok = sync_do(Pid12, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = sync_do(Pid12, close),
+ ?line ok = status(n),
+ ?line [] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line sync_do(Pid12, terminate),
+ ?line true = (P0 == pps()),
+
+ % Blocking owner unblocks and closes.
+ ?line Pid13 = spawn_link(?MODULE, lserv, [n]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {linkto, none},
+ {size, {100,No}}, {format, external}]),
+ ?line {ok, n} = sync_do(Pid13, {open, File}),
+ ?line ok = sync_do(Pid13, block),
+ ?line {blocked, true} = status(n),
+ ?line [_] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = sync_do(Pid13, unblock),
+ ?line ok = sync_do(Pid13, close),
+ ?line ok = status(n),
+ ?line [] = owners(n),
+ ?line 1 = users(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line sync_do(Pid13, terminate),
+ ?line true = (P0 == pps()),
+
+ del(File, No), % cleanup
+ ok.
+
+close_deadlock(suite) -> [];
+close_deadlock(doc) ->
+ ["OTP-4745. Deadlock with just an ordinary log could happen."];
+close_deadlock(Conf) when is_list(Conf) ->
+ ?line true = is_alive(),
+
+ ?line PrivDir = ?privdir(Conf),
+
+ ?line F1 = filename:join(PrivDir, "a.LOG"),
+ ?line file:delete(F1),
+ Self = self(),
+
+ %% One process opens the log at the same time as another process
+ %% closes the log. Used to always cause deadlock before OTP-4745.
+ Name = a,
+ Fun = fun() -> open_close(Self, Name, F1) end,
+ P = spawn(Fun),
+ ?line receive {P, Name} -> ok end,
+ ?line {ok, L} = disk_log:open([{name,Name},{file,F1}]),
+ ?line ok = disk_log:close(L),
+ ?line receive {P, done} -> ok end,
+ ?line file:delete(F1),
+
+ %% One process opens the log at the same time as another process
+ %% closes the log due to file error while truncating.
+ %% This test is time dependent, but does not fail when it does not
+ %% "work". When it works, as it seems to do right now :), the
+ %% disk_log_server gets {error, no_such_log}, receives the EXIT
+ %% message caused by truncate, and tries to open the log again.
+ ?line No = 4,
+ ?line LDir = F1 ++ ".2",
+ ?line file:del_dir(LDir),
+ ?line del(F1, No),
+ ?line ok = file:make_dir(LDir),
+ Fun2 = fun() -> open_truncate(Self, Name, F1, No) end,
+ P2 = spawn(Fun2),
+ ?line receive {P2, Name} -> ok end,
+ ?line {ok, L} = disk_log:open([{name, Name}, {file, F1}, {type, wrap},
+ {format, external}]),
+ %% Note: truncate causes the disk log process to terminate. One
+ %% cannot say if open above happened before, after, or during the
+ %% termination. The link to the owner is removed before termination.
+ ?line case disk_log:close(L) of
+ ok -> ok;
+ {error,no_such_log} ->
+ ok
+ end,
+ ?line receive {P2, done} -> ok end,
+ ?line del(F1, No),
+ ?line file:del_dir(LDir),
+
+ %% To the same thing, this time using distributed logs.
+ %% (Does not seem to work very well, unfortunately.)
+ FunD = fun() -> open_close_dist(Self, Name, F1) end,
+ PD = spawn(FunD),
+ receive {PD, Name} -> ok end,
+ ?line {[_], []} = disk_log:open([{name,Name},{file,F1},
+ {distributed,[node()]}]),
+ ?line ok = disk_log:close(L),
+ receive {PD, done} -> ok end,
+ ?line file:delete(F1),
+
+ ok.
+
+open_close(Pid, Name, File) ->
+ {ok, L} = disk_log:open([{name,Name},{file,File}]),
+ Pid ! {self(), Name},
+ ok = disk_log:close(L),
+ Pid ! {self(), done}.
+
+open_truncate(Pid, Name, File, No) ->
+ {ok, L} = disk_log:open([{name, Name}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ Pid ! {self(), Name},
+ {error, {file_error, _, _}} = disk_log:truncate(L),
+ %% The file has been closed, the disklog process has terminated.
+ Pid ! {self(), done}.
+
+open_close_dist(Pid, Name, File) ->
+ {[{_,{ok,L}}], []} = disk_log:open([{name,Name},{file,File},
+ {distributed,[node()]}]),
+ Pid ! {self(), Name},
+ ok = disk_log:close(L),
+ Pid ! {self(), done}.
+
+async_do(Pid, Req) ->
+ Pid ! {self(), Req},
+ %% make sure the request is queued
+ timer:sleep(100).
+
+get_reply() ->
+ receive Reply ->
+ Reply
+ end.
+
+sync_do(Pid, Req) ->
+ Pid ! {self(), Req},
+ receive
+ Reply ->
+ Reply
+ end.
+
+lserv(Log) ->
+ ?line receive
+ {From, {open, File}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {size, {100,1}}, {format, external}]);
+ {From, {open, File, LinkTo}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {linkto, LinkTo}, {size, {100,1}},
+ {format, external}]);
+ {From, {int_open, File}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {size, {100,1}}]);
+ {From, {int_open, File, Size}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {size, Size}]);
+ {From, {dist_open, File, Node}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {size, {100,1}}, {distributed, [Node]}]);
+ {From, {dist_open, File, LinkTo, Node}} ->
+ From ! disk_log:open([{name, Log}, {file, File}, {type, wrap},
+ {linkto, LinkTo}, {size, {100,1}},
+ {distributed, [Node]}]);
+ {From, block} ->
+ From ! disk_log:block(Log);
+ {From, {block, Bool}} ->
+ From ! disk_log:block(Log, Bool);
+ {From, unblock} ->
+ From ! disk_log:unblock(Log);
+ {From, close} ->
+ From ! disk_log:close(Log);
+ {From, owners} ->
+ From ! owners(Log);
+ {From, users} ->
+ From ! users(Log);
+ {From, sync} ->
+ From ! disk_log:sync(Log);
+ {From, truncate} ->
+ From ! disk_log:truncate(Log);
+ {From, terminate} ->
+ From ! terminated,
+ exit(normal);
+ {From, {log, B}} ->
+ From ! disk_log:log(Log, B);
+ {From, {blog, B}} ->
+ From ! disk_log:blog(Log, B);
+ {From, {alog, B}} ->
+ From ! disk_log:alog(Log, B);
+ {From, {balog, B}} ->
+ From ! disk_log:balog(Log, B);
+ {From, {change_notify, Pid, Bool}} ->
+ From ! disk_log:change_notify(Log, Pid, Bool);
+ {From, {change_header, Header}} ->
+ From ! disk_log:change_header(Log, Header);
+ {From, {change_size, Size}} ->
+ From ! disk_log:change_size(Log, Size);
+ {From, inc_wrap_file} ->
+ From ! disk_log:inc_wrap_file(Log);
+ {From, {chunk, Cont}} ->
+ From ! disk_log:chunk(Log, Cont);
+ {From, {chunk_step, Cont, N}} ->
+ From ! disk_log:chunk_step(Log, Cont, N);
+ Any ->
+ io:format("invalid request ~p~n", [Any]),
+ exit(abnormal)
+ end,
+ lserv(Log).
+
+error(suite) -> [error_repair, error_log, error_index].
+
+error_repair(suite) -> [];
+error_repair(doc) ->
+ ["Error while repairing."];
+error_repair(Conf) when is_list(Conf) ->
+ % not all error situations are covered by this test
+
+ DataDir = ?datadir(Conf),
+ PrivDir = ?privdir(Conf),
+
+ ?line File = filename:join(PrivDir, "n.LOG"),
+ ?line No = 4,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+
+ % kurt.LOG is not closed and has four logged items, one is recovered
+ ?line copy_wrap_log("kurt.LOG", "n.LOG", No, DataDir, PrivDir),
+ ?line {repaired,n,{recovered,1},{badbytes,0}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap}, {size,{40,No}}]),
+ ?line 1 = cur_cnt(n),
+ ?line 53 = curb(n),
+ ?line 4 = no_items(n),
+ ?line ok = disk_log:close(n),
+
+ % temporary repair file cannot be created
+ ?line copy_wrap_log("kurt.LOG", "n.LOG", No, DataDir, PrivDir),
+ ?line Dir = File ++ ".4" ++ ".TMP",
+ ?line ok = file:make_dir(Dir),
+ ?line P0 = pps(),
+ ?line {error, {file_error, _, _}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap}, {size,{40,4}}]),
+ ?line true = (P0 == pps()),
+ ?line del(File, No),
+ ?line ok = file:del_dir(Dir),
+
+ %% repair a file
+ ?line P1 = pps(),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {40,No}}]),
+ ?line ok = disk_log:log_terms(n, [{this,is}]), % first file full
+ ?line ok = disk_log:log_terms(n, [{some,terms}]), % second file full
+ ?line ok = disk_log:close(n),
+ ?line BadFile = add_ext(File, 2), % current file
+ ?line set_opened(BadFile),
+ ?line crash(BadFile, 28), % the binary is now invalid
+ ?line {repaired,n,{recovered,0},{badbytes,26}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {40,No}}]),
+ ?line ok = disk_log:close(n),
+ ?line true = (P1 == pps()),
+ ?line del(File, No),
+
+ %% yet another repair
+ ?line P2 = pps(),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {4000,No}}]),
+ ?line ok = disk_log:log_terms(n, [{this,is},{some,terms}]),
+ ?line ok = disk_log:close(n),
+ ?line BadFile2 = add_ext(File, 1), % current file
+ ?line set_opened(BadFile2),
+ ?line crash(BadFile2, 51), % the second binary is now invalid
+ ?line {repaired,n,{recovered,1},{badbytes,26}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {4000,No}}]),
+ ?line ok = disk_log:close(n),
+ ?line true = (P2 == pps()),
+ ?line del(File, No),
+
+ %% Repair, large term
+ ?line Big = term_to_binary(lists:duplicate(66000,$a)),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {40,No}}]),
+ ?line ok = disk_log:log_terms(n, [Big]),
+ ?line ok = disk_log:close(n),
+ ?line set_opened(add_ext(File, 1)),
+ ?line {repaired,n,{recovered,1},{badbytes,0}} =
+ disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {40,No}}]),
+ ?line {_, [Got]} = disk_log:chunk(n, start),
+ ?line ok = disk_log:close(n),
+ ?line Got = Big,
+ ?line del(File, No),
+
+ %% A term a little smaller than a chunk, then big terms.
+ ?line BigSmall = mk_bytes(1024*64-8-12),
+ ?line file:delete(File),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, [BigSmall, Big, Big]),
+ ?line ok = disk_log:close(n),
+ ?line set_opened(File),
+ ?line FileSize = file_size(File),
+ ?line crash(File, FileSize-byte_size(Big)-4),
+ ?line Error1 = {error, {need_repair, _}} =
+ disk_log:open([{name, n}, {file, File}, {repair, false},
+ {type, halt}, {format, internal}]),
+ ?line "The disk log" ++ _ = format_error(Error1),
+ ?line {repaired,n,{recovered,2},{badbytes,132013}} =
+ disk_log:open([{name, n}, {file, File}, {repair, true},
+ {type, halt}, {format, internal}]),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ %% The header is recovered.
+ ?line {ok,n} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal},
+ {head_func, {?MODULE, head_fun, [{ok,"head"}]}}]),
+ ?line ok = disk_log:log_terms(n, [list,'of',terms]),
+ ?line ["head",list,'of',terms] = get_all_terms(n),
+ ?line ok = disk_log:close(n),
+ ?line set_opened(File),
+ ?line crash(File, 30),
+ ?line {repaired,n,{recovered,3},{badbytes,16}} =
+ disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal},{repair,true},
+ {head_func, {?MODULE, head_fun, [{ok,"head"}]}}]),
+ ?line ["head",'of',terms] = get_all_terms(n),
+ ?line ok = disk_log:close(n),
+
+ file:delete(File),
+
+ ok.
+
+set_opened(File) ->
+ {ok, Fd} = file:open(File, [raw, binary, read, write]),
+ ok = file:write(Fd, [?LOGMAGIC, ?OPENED]),
+ ok = file:close(Fd).
+
+error_log(suite) -> [];
+error_log(doc) ->
+ ["Error while repairing."];
+error_log(Conf) when is_list(Conf) ->
+ ?line Dir = ?privdir(Conf),
+
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+ ?line LDir = File ++ ".2",
+
+ ?line Q = qlen(),
+ % dummy just to get all processes "above" disk_log going
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ % inc_wrap_file fails, the external log is not terminated
+ ?line P0 = pps(),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ ?line ok = file:make_dir(LDir),
+ ?line {error, {file_error, _, _}} = disk_log:inc_wrap_file(n),
+ ?line timer:sleep(500),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ % inc_wrap_file fails, the internal log is not terminated, ./File.2/ exists
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal},{size, {100, No}}]),
+ ?line {error, {file_error, _, _}} = disk_log:inc_wrap_file(n),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ % truncate fails, the log is terminated, ./File.2/ exists
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ ?line {error, {file_error, _, _}} = disk_log:truncate(n),
+ ?line true = (P0 == pps()),
+ ?line del(File, No),
+
+ %% OTP-4880.
+ % reopen (rename) fails, the log is terminated, ./File.2/ exists
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, external},{size, 100000}]),
+ ?line {error, eisdir} = disk_log:reopen(n, LDir),
+ ?line true = (P0 == pps()),
+ ?line file:delete(File),
+
+ ?line B = mk_bytes(60),
+
+ %% OTP-4880. reopen a wrap log, rename fails
+ ?line File2 = filename:join(Dir, "n.LOG2"),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File2}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ ?line ok = disk_log:blog_terms(n, [B,B,B]),
+ ?line {error, eisdir} = disk_log:reopen(n, File),
+ ?line {error, no_such_log} = disk_log:close(n),
+ ?line del(File2, No),
+ ?line del(File, No),
+
+ % log, external wrap log, ./File.2/ exists
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external},{size, {100, No}}]),
+ ?line {error, {file_error, _, _}} = disk_log:blog_terms(n, [B,B,B]),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ % log, internal wrap log, ./File.2/ exists
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal},{size, {100, No}}]),
+ ?line {error, {file_error, _, _}} = disk_log:log_terms(n, [B,B,B]),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ ?line ok = file:del_dir(LDir),
+
+ % can't remove file when changing size
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal},{size, {100, No}}]),
+ ?line ok = disk_log:log_terms(n, [B,B,B,B]),
+ ?line ok = disk_log:change_size(n, {100, No-2}),
+ ?line Three = File ++ ".3",
+ ?line ok = file:delete(Three),
+ ?line ok = file:make_dir(Three),
+ ?line {error, {file_error, _, _}} = disk_log:log_terms(n, [B,B,B]),
+ ?line timer:sleep(500),
+ ?line ok = disk_log:close(n),
+ ?line ok = file:del_dir(Three),
+ ?line del(File, No),
+ ?line Q = qlen(),
+ ok.
+
+chunk(suite) -> [];
+chunk(doc) ->
+ ["Test chunk and chunk_step."];
+chunk(Conf) when is_list(Conf) ->
+ %% See also halt_ro_crash/1 above.
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ No = 4,
+ ?line B = mk_bytes(60),
+ ?line BB = mk_bytes(64000), % 64 kB chunks
+ ?line del(File, No),% cleanup
+
+ %% Make sure chunk_step skips the rest of the binary.
+ %% OTP-3716. This was a bug...
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {50,No}}]),
+ %% 1, 2 and 3 on file one, 4 on file two.
+ ?line ok = disk_log:log_terms(n, [1,2,3,4]),
+ ?line {I1, [1]} = disk_log:chunk(n, start, 1),
+ ?line [{node,Node}] = disk_log:chunk_info(I1),
+ ?line Node = node(),
+ ?line Error1 = {error, {no_continuation, foobar}} =
+ disk_log:chunk_info(foobar),
+ ?line "The term" ++ _ = format_error(Error1),
+ ?line {ok, I2} = disk_log:chunk_step(n, I1, 1),
+ ?line {error, {badarg, continuation}} = disk_log:chunk_step(n, foobar, 1),
+ ?line {I3, [4]} = disk_log:chunk(n, I2, 1),
+ ?line {ok, I4} = disk_log:chunk_step(n, I3, -1),
+ ?line {_, [1]} = disk_log:chunk(n, I4, 1),
+ ?line {error, {badarg, continuation}} = disk_log:bchunk(n, 'begin'),
+ ?line {Ib1, [Bin1,Bin2]} = disk_log:bchunk(n, start, 2),
+ ?line 1 = binary_to_term(Bin1),
+ ?line 2 = binary_to_term(Bin2),
+ ?line {ok, Ib2} = disk_log:chunk_step(n, Ib1, 1),
+ ?line {Ib3, [Bin3]} = disk_log:bchunk(n, Ib2, 1),
+ ?line 4 = binary_to_term(Bin3),
+ ?line {ok, Ib4} = disk_log:chunk_step(n, Ib3, -1),
+ ?line {_, [Bin4]} = disk_log:bchunk(n, Ib4, 1),
+ ?line 1 = binary_to_term(Bin4),
+ ?line {Ib5, [Bin1, Bin2, Bin17]} = disk_log:bchunk(n, start),
+ ?line 3 = binary_to_term(Bin17),
+ ?line {Ib6, [Bin3]} = disk_log:bchunk(n, Ib5, infinity),
+ ?line eof = disk_log:bchunk(n, Ib6, infinity),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No), % cleanup
+
+ %% external log, cannot read chunks
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, {100,No}}]),
+ ?line {error, {badarg, continuation}} = disk_log:chunk(n, 'begin'),
+ ?line {error, {format_external, n}} = disk_log:chunk(n, start),
+ ?line Error2 = {error, {not_internal_wrap, n}} =
+ disk_log:chunk_step(n, start, 1),
+ ?line "The requested" ++ _ = format_error(Error2),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% wrap, read_write
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100,No}}]),
+ ?line ok = disk_log:log_terms(n, [B,B,B,B]),
+ ?line {C1, [_]} = disk_log:chunk(n, start),
+ ?line {C2, [_]} = disk_log:chunk(n, C1),
+ ?line {C3, [_]} = disk_log:chunk(n, C2),
+ ?line {C4, [_]} = disk_log:chunk(n, C3, 1),
+ ?line eof = disk_log:chunk(n, C4),
+ ?line {C5, [_]} = disk_log:chunk(n, start),
+ ?line {ok, C6} = disk_log:chunk_step(n, C5, 1),
+ ?line {C7, [_]} = disk_log:chunk(n, C6),
+ ?line {ok, C8} = disk_log:chunk_step(n, C7, 1),
+ ?line {_, [_]} = disk_log:chunk(n, C8),
+ ?line ok = disk_log:close(n),
+
+ %% wrap, read_only
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, internal}, {size, {100,No}}]),
+ ?line {CC1, [_]} = disk_log:chunk(n, start),
+ ?line {CC2, [_]} = disk_log:chunk(n, CC1),
+ ?line {CC3, [_]} = disk_log:chunk(n, CC2),
+ ?line {CC4, [_]} = disk_log:chunk(n, CC3, 1),
+ ?line eof = disk_log:chunk(n, CC4),
+ ?line {CC5, [_]} = disk_log:chunk(n, start),
+ ?line {ok, CC6} = disk_log:chunk_step(n, CC5, 1),
+ ?line {CC7, [_]} = disk_log:chunk(n, CC6),
+ ?line {ok, CC8} = disk_log:chunk_step(n, CC7, 1),
+ ?line {_, [_]} = disk_log:chunk(n, CC8),
+ ?line ok = disk_log:close(n),
+
+ %% OTP-3716. A bug: {Error, List} and {Error, List, Bad} could be
+ %% returned from chunk/2.
+ %% Magic bytes not OK.
+ %% File header (8 bytes) OK, item header not OK.
+ ?line InvalidFile = add_ext(File, 1),
+ ?line crash(InvalidFile, 15),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {mode, read_only},
+ {format, internal}, {size, {100,No}}]),
+ ?line {_, [], 61} = disk_log:chunk(n, start),
+ ?line ok = disk_log:close(n),
+ %% read_write...
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {100,No}}]),
+ ?line Error3 = {error, {corrupt_log_file, Culprit}} =
+ disk_log:chunk(n, start),
+ ?line "The disk log file" ++ _ = format_error(Error3),
+ ?line Culprit = InvalidFile,
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% Two wrap log files, writing the second one, then reading the first
+ %% one, where a bogus term resides.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {40,No}}]),
+ ?line ok = disk_log:log_terms(n, [{this,is}]), % first file full
+ ?line ok = disk_log:log_terms(n, [{some,terms}]), % second file full
+ ?line 2 = curf(n),
+ ?line BadFile = add_ext(File, 1),
+ ?line crash(BadFile, 28), % the _binary_ is now invalid
+ ?line {error, {corrupt_log_file, BFile}} = disk_log:chunk(n, start, 1),
+ ?line BadFile = BFile,
+ ?line ok = disk_log:close(n),
+ %% The same, with a halt log.
+ ?line file:delete(File), % cleanup
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, [{this,is}]),
+ ?line ok = disk_log:sync(n),
+ ?line crash(File, 28), % the _binary_ is now invalid
+ ?line {error, {corrupt_log_file, File2}} = disk_log:chunk(n, start, 1),
+ ?line crash(File, 10),
+ ?line {error,{corrupt_log_file,_}} = disk_log:bchunk(n, start, 1),
+ ?line true = File == File2,
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% halt, read_write
+ ?line file:delete(File), % cleanup
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, [BB,BB,BB,BB]),
+ ?line {D1, [Ch1]} = disk_log:chunk(n, start, 1),
+ ?line Ch1 = BB,
+ ?line {D2, [Ch2]} = disk_log:chunk(n, D1, 1),
+ ?line Ch2 = BB,
+ ?line {D3, [Ch3]} = disk_log:chunk(n, D2, 1),
+ ?line Ch3 = BB,
+ ?line {D4, [Ch4]} = disk_log:chunk(n, D3, 1),
+ ?line Ch4 = BB,
+ ?line eof = disk_log:chunk(n, D4),
+ ?line ok = disk_log:close(n),
+
+ %% halt, read_only
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal},{mode,read_only}]),
+ ?line {E1, [Ch5]} = disk_log:chunk(n, start, 1),
+ ?line Ch5 = BB,
+ ?line {E2, [Ch6]} = disk_log:chunk(n, E1, 1),
+ ?line Ch6 = BB,
+ ?line {E3, [Ch7]} = disk_log:chunk(n, E2, 1),
+ ?line Ch7 = BB,
+ ?line {E4, [Ch8]} = disk_log:chunk(n, E3, 1),
+ ?line Ch8 = BB,
+ ?line eof = disk_log:chunk(n, E4),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File), % cleanup
+
+ %% More than 64 kB term.
+ ?line BBB = term_to_binary(lists:duplicate(66000,$a)),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, [BBB]),
+ ?line {F1, [BBB1]} = disk_log:chunk(n, start),
+ ?line BBB1 = BBB,
+ ?line eof = disk_log:chunk(n, F1),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_only}]),
+ ?line {F1r, [BBB2]} = disk_log:chunk(n, start),
+ ?line BBB2 = BBB,
+ ?line eof = disk_log:chunk(n, F1r),
+ ?line ok = disk_log:close(n),
+
+ ?line truncate(File, 8192),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line {error, {corrupt_log_file, _}} = disk_log:chunk(n, start),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_only}]),
+ ?line {K1, [], 8176} = disk_log:chunk(n, start),
+ ?line eof = disk_log:chunk(n, K1),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File), % cleanup
+
+ %% OTP-3716. A bug: eof in the middle of the last element is not ok.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, [B,BB]),
+ ?line ok = disk_log:close(n),
+ ?line truncate(File, 80),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line {G1, [_]} = disk_log:chunk(n, start, 1),
+ ?line {error, {corrupt_log_file, _}} = disk_log:chunk(n, G1, 1),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_only}]),
+ ?line {G1r, [_]} = disk_log:chunk(n, start, 1),
+ ?line {_, [], 4} = disk_log:chunk(n, G1r, 1),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File), % cleanup
+
+ %% Opening a wrap log read-only. The second of four terms is destroyed.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {size, {4000,No}}]),
+ ?line ok = disk_log:log_terms(n,
+ [{this,is},{some,terms},{on,a},{wrap,file}]),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, internal}, {mode, read_only}]),
+ ?line CrashFile = add_ext(File, 1),
+ ?line crash(CrashFile, 51), % the binary term {some,terms} is now bad
+ ?line {H1, [{this,is}], 18} = disk_log:chunk(n, start, 10),
+ ?line {H2, [{on,a},{wrap,file}]} = disk_log:chunk(n, H1),
+ ?line eof = disk_log:chunk(n, H2),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% The same as last, but with a halt log.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_write}]),
+ ?line ok = disk_log:alog_terms(n, [{this,is},{some,terms}]),
+ ?line ok = disk_log:log_terms(n, [{on,a},{halt,file}]),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_only}]),
+ ?line crash(File, 51), % the binary term {some,terms} is now bad
+ ?line {J1, [{this,is}], 18} = disk_log:chunk(n, start, 10),
+ ?line {J2, [{on,a},{halt,file}]} = disk_log:chunk(n, J1),
+ ?line eof = disk_log:chunk(n, J2),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ %% OTP-7641. Same as last one, but the size of the bad term is
+ %% less than ?HEADERSz (8) bytes.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_write}]),
+ ?line ok = disk_log:alog_terms(n, [{this,is},{s}]),
+ ?line ok = disk_log:log_terms(n, [{on,a},{halt,file}]),
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}, {mode, read_only}]),
+ ?line crash(File, 44), % the binary term {s} is now bad
+ ?line {J11, [{this,is}], 7} = disk_log:chunk(n, start, 10),
+ ?line {J21, [{on,a},{halt,file}]} = disk_log:chunk(n, J11),
+ ?line eof = disk_log:chunk(n, J21),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ %% Minimal MD5-proctected term, and maximal unprotected term.
+ %% A chunk ends in the middle of the MD5-sum.
+ ?line MD5term = mk_bytes(64*1024-8),
+ ?line NotMD5term = mk_bytes((64*1024-8)-1),
+ ?line Term2 = mk_bytes((64*1024-8)-16),
+ ?line MD5L = [MD5term,NotMD5term,Term2,MD5term,MD5term,NotMD5term],
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line ok = disk_log:log_terms(n, MD5L),
+ ?line true = MD5L == get_all_terms(n),
+ ?line ok = disk_log:close(n),
+ ?line true = MD5L == get_all_terms(n, File, halt),
+ ?line crash(File, 21), % the MD5-sum of the first term is now bad
+ ?line true = {tl(MD5L),64*1024-8} == get_all_terms_and_bad(n, File, halt),
+ ?line {_,64*1024-8} = get_all_binary_terms_and_bad(n, File, halt),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {format, internal}]),
+ ?line {error, {corrupt_log_file, _}} = disk_log:chunk(n, start),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ %% A file with "old" terms (magic word is MAGICINT).
+ DataDir = ?datadir(Conf),
+ OldTermsFileOrig = filename:join(DataDir, "old_terms.LOG"),
+ OldTermsFile = filename:join(Dir, "old_terms.LOG"),
+ ?line copy_file(OldTermsFileOrig, OldTermsFile),
+ ?line {[_,_,_,_],0} = get_all_terms_and_bad(n, OldTermsFile, halt),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, OldTermsFile},
+ {type, halt}, {format, internal}]),
+ ?line [_,_,_,_] = get_all_terms(n),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(OldTermsFile),
+
+ ok.
+
+error_index(suite) -> [];
+error_index(doc) ->
+ ["OTP-5558. Keep the contents of index files after disk crash."];
+error_index(Conf) when is_list(Conf) ->
+ ?line Dir = ?privdir(Conf),
+
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line IdxFile = File ++ ".idx",
+ ?line No = 4,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+
+ Args = [{name,n},{type,wrap},{size,{100,No}},{file,File}],
+ ?line {ok, n} = disk_log:open(Args),
+ ?line ok = disk_log:close(n),
+ ?line Q = qlen(),
+ P0 = pps(),
+ ?line ok = file:write_file(IdxFile, <<"abc">>),
+ ?line {error, {invalid_index_file, _}} = disk_log:open(Args),
+ ?line {error, {invalid_index_file, _}} = disk_log:open(Args),
+ ?line {error, {invalid_index_file, _}} = disk_log:open(Args),
+
+ ?line del(File, No),
+ ?line true = (P0 == pps()),
+ ?line true = (Q == qlen()),
+ ok.
+
+truncate(suite) -> [];
+truncate(doc) ->
+ ["Test truncate/1 on halt and wrap logs."];
+truncate(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+
+ ?line Q = qlen(),
+ Halt = join(Dir, "halt.LOG"),
+ % Halt logs.
+
+ ?line file:delete(Halt), % cleanup
+ ?line {ok, halt} = disk_log:open([{name, halt}, {type, halt}, {file, Halt},
+ {head, header}, {notify, true}]),
+ ?line infinity = sz(halt),
+ ?line ok = disk_log:truncate(halt, tjohej),
+ ?line rec(1, {disk_log, node(), halt, {truncated, 1}}),
+ ?line ok = disk_log:change_size(halt, 10000),
+ ?line 10000 = sz(halt),
+ ?line disk_log:close(halt),
+ ?line [tjohej] = get_all_terms(halt, Halt, halt),
+ ?line file:delete(Halt),
+
+ ?line {ok, halt} = disk_log:open([{name, halt}, {type, halt}, {file, Halt},
+ {head, header}, {notify, true}]),
+ ?line ok = disk_log:truncate(halt),
+ ?line rec(1, {disk_log, node(), halt, {truncated, 1}}),
+ ?line disk_log:close(halt),
+ ?line [header] = get_all_terms(halt, Halt, halt),
+ ?line file:delete(Halt),
+
+ ?line {ok, halt} = disk_log:open([{name, halt}, {type, halt},
+ {file, Halt}, {format, external},
+ {head, "header"}, {notify, false}]),
+ ?line ok = disk_log:btruncate(halt, "apa"),
+ ?line disk_log:close(halt),
+ ?line 3 = file_size(Halt),
+ ?line file:delete(Halt),
+
+ %% Wrap logs.
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line B = mk_bytes(60),
+ ?line del(File, No), % cleanup
+
+ %% Internal with header.
+ ?line Size = {100, No},
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {head, header}, {notify, true},
+ {size, Size}]),
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:truncate(n, apa),
+ ?line rec(1, {disk_log, node(), n, {truncated, 6}}),
+ ?line {0, 0} = no_overflows(n),
+ ?line 23 = curb(n),
+ ?line 1 = curf(n),
+ ?line 1 = cur_cnt(n),
+ ?line true = (Size == sz(n)),
+
+ ?line ok = disk_log:log_terms(n, [B, B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:close(n),
+ ?line [apa, _, header, _] = get_all_terms(n, File, wrap),
+ ?line del(File, No),
+
+ %% Internal without general header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {size, {100, No}}]),
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ ?line rec(2, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:truncate(n, apa),
+ ?line rec(1, {disk_log, node(), n, {truncated, 3}}),
+ ?line {0, 0} = no_overflows(n),
+ ?line 23 = curb(n),
+ ?line 1 = curf(n),
+ ?line 1 = cur_cnt(n),
+ ?line true = (Size == sz(n)),
+
+ ?line ok = disk_log:log_terms(n, [B, B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:close(n),
+ ?line [apa, _, _] = get_all_terms(n, File, wrap),
+ ?line del(File, No),
+
+ %% Internal without any header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {size, {100, No}}]),
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ ?line rec(2, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:truncate(n),
+ ?line rec(1, {disk_log, node(), n, {truncated, 3}}),
+ ?line {0, 0} = no_overflows(n),
+ ?line 8 = curb(n),
+ ?line 1 = curf(n),
+ ?line 0 = cur_cnt(n),
+ ?line true = (Size == sz(n)),
+
+ ?line ok = disk_log:log_terms(n, [B, B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:close(n),
+ ?line [_, _] = get_all_terms(n, File, wrap),
+ ?line del(File, No),
+ ?line Q = qlen(),
+ ok.
+
+
+many_users(suite) -> [];
+many_users(doc) ->
+ ["Test many users logging and sync:ing at the same time."];
+many_users(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ N = 100,
+ NoClients = 10,
+ Fun1 = fun(Name, Pid, I) -> disk_log:log(Name, {Pid, I}) end,
+ Fun2 = fun(Name, Pid, I) -> ok = disk_log:log(Name, {Pid, I}),
+ disk_log:sync(Name) end,
+ ?line {C1, T1} = many(Fun2, NoClients, N, halt, internal, infinity, Dir),
+ ?line true = lists:duplicate(NoClients, ok) == C1,
+ ?line true = length(T1) == N*NoClients,
+ ?line {C2, T2} = many(Fun1, NoClients, N, halt, internal, 1000, Dir),
+ ?line true = lists:duplicate(NoClients, {error, {full,'log.LOG'}}) == C2,
+ ?line true = length(T2) > 0,
+ ?line {C3, T3} = many(Fun2, NoClients, N, wrap, internal,
+ {300*NoClients,20}, Dir),
+ ?line true = lists:duplicate(NoClients, ok) == C3,
+ ?line true = length(T3) == N*NoClients,
+ ok.
+
+many(Fun, NoClients, N, Type, Format, Size, Dir) ->
+ Name = 'log.LOG',
+ File = filename:join(Dir, Name),
+ del_files(Size, File),
+ ?line Q = qlen(),
+ ?line {ok, _} = disk_log:open([{name,Name}, {type,Type}, {size,Size},
+ {format,Format}, {file,File}]),
+ ?line Pids = spawn_clients(NoClients, client, [self(), Name, N, Fun]),
+ ?line Checked = check_clients(Pids),
+ ?line ok = disk_log:close(Name),
+ ?line Terms = get_all_terms(Name, File, Type),
+ ?line del_files(Size, File),
+ ?line Q = qlen(),
+ ?line {Checked, Terms}.
+
+spawn_clients(0, _F, _A) ->
+ [];
+spawn_clients(I, F, A) ->
+ [spawn_link(?MODULE, F, A) | spawn_clients(I-1, F, A)].
+
+check_clients(Pids) ->
+ lists:map(fun(Pid) -> receive {Pid, Reply} -> Reply end end, Pids).
+
+client(From, _Name, 0, _Fun) ->
+ From ! {self(), ok};
+client(From, Name, N, Fun) ->
+ %% Fun is called N times.
+ case Fun(Name, self(), N) of
+ ok -> client(From, Name, N-1, Fun);
+ Else -> From ! {self(), Else}
+ end.
+
+del_files({_NoBytes,NoFiles}, File) ->
+ del(File, NoFiles);
+del_files(_Size, File) ->
+ file:delete(File).
+
+
+
+info(suite) -> [info_current].
+
+info_current(suite) -> [];
+info_current(doc) ->
+ ["Test no_current_{bytes, items} as returned by info/0."];
+info_current(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ No = 4,
+ B = mk_bytes(60),
+ BB = mk_bytes(160), % bigger than a single wrap log file
+ SB = mk_bytes(10), % much smaller than a single wrap log file
+ ?line del(File, No),% cleanup
+
+ ?line Q = qlen(),
+ %% Internal with header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {head, header}, {size, {100,No}}]),
+ ?line {26, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log(n, B),
+ ?line {94, 2} = {curb(n), cur_cnt(n)},
+ ?line {2, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {head, header}, {size, {100,No}}]),
+ ?line {94, 2} = {curb(n), cur_cnt(n)},
+ ?line {0, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {94, 2} = {curb(n), cur_cnt(n)},
+ ?line {2, 4} = {no_written_items(n), no_items(n)},
+ ?line disk_log:inc_wrap_file(n),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {26, 1} = {curb(n), cur_cnt(n)},
+ ?line {3, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {94, 2} = {curb(n), cur_cnt(n)},
+ ?line {8, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {94, 2} = {curb(n), cur_cnt(n)},
+ ?line {12, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [BB,BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 2}}),
+ ?line {194, 2} = {curb(n), cur_cnt(n)},
+ ?line {16, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [SB,SB,SB]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {80, 4} = {curb(n), cur_cnt(n)},
+ ?line {20, 9} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% Internal without header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}]),
+ ?line {8, 0} = {curb(n), cur_cnt(n)},
+ ?line {0, 0} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log(n, B),
+ ?line {76, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true}, {size, {100,No}}]),
+ ?line {76, 1} = {curb(n), cur_cnt(n)},
+ ?line {0, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {76, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 2} = {no_written_items(n), no_items(n)},
+ ?line disk_log:inc_wrap_file(n),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {8, 0} = {curb(n), cur_cnt(n)},
+ ?line {1, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {76, 1} = {curb(n), cur_cnt(n)},
+ ?line {4, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:log_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {76, 1} = {curb(n), cur_cnt(n)},
+ ?line {6, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [BB,BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 1}}),
+ ?line {176, 1} = {curb(n), cur_cnt(n)},
+ ?line {8, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:log_terms(n, [SB,SB,SB]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {62, 3} = {curb(n), cur_cnt(n)},
+ ?line {11, 6} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% External with header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {head, "header"},
+ {size, {100,No}}]),
+ ?line {6, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog(n, B),
+ ?line {62, 2} = {curb(n), cur_cnt(n)},
+ ?line {2, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {head, "header"},
+ {notify, true}, {size, {100,No}}]),
+ ?line {62, 2} = {curb(n), cur_cnt(n)},
+ ?line {0, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {62, 2} = {curb(n), cur_cnt(n)},
+ ?line {2, 4} = {no_written_items(n), no_items(n)},
+ ?line disk_log:inc_wrap_file(n),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {6, 1} = {curb(n), cur_cnt(n)},
+ ?line {3, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {62, 2} = {curb(n), cur_cnt(n)},
+ ?line {8, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line ok = disk_log:blog_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {62, 2} = {curb(n), cur_cnt(n)},
+ ?line {12, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [BB,BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 2}}),
+ ?line {162, 2} = {curb(n), cur_cnt(n)},
+ ?line {16, 7} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [SB,SB,SB]),
+
+ ?line rec(1, {disk_log, node(), n, {wrap, 2}}),
+ ?line {24, 4} = {curb(n), cur_cnt(n)},
+ ?line {20, 9} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% External without header.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {format, external}, {size, {100,No}}]),
+ ?line {0, 0} = {curb(n), cur_cnt(n)},
+ ?line {0, 0} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog(n, B),
+ ?line {56, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {notify, true},
+ {format, external}, {size, {100,No}}]),
+ ?line {56, 1} = {curb(n), cur_cnt(n)},
+ ?line {0, 1} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {56, 1} = {curb(n), cur_cnt(n)},
+ ?line {1, 2} = {no_written_items(n), no_items(n)},
+ ?line disk_log:inc_wrap_file(n),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line {0, 0} = {curb(n), cur_cnt(n)},
+ ?line {1, 2} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [B,B,B]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {56, 1} = {curb(n), cur_cnt(n)},
+ ?line {4, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:blog_terms(n, [B]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {56, 1} = {curb(n), cur_cnt(n)},
+ ?line {6, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [BB,BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 1}}),
+ ?line {156, 1} = {curb(n), cur_cnt(n)},
+ ?line {8, 4} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:blog_terms(n, [SB,SB,SB]),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line {18, 3} = {curb(n), cur_cnt(n)},
+ ?line {11, 6} = {no_written_items(n), no_items(n)},
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ ?line Q = qlen(),
+ ok.
+
+
+change_size(suite) -> [change_size_before,
+ change_size_during,
+ change_size_after,
+ default_size, change_size2,
+ change_size_truncate].
+
+change_size_before(suite) -> [];
+change_size_before(doc) ->
+ ["Change size of a wrap log file before we have reached "
+ "to the file index corresponding to the new size"];
+change_size_before(Conf) when is_list(Conf) ->
+
+ Log_1_1 = "first log first message",
+ Log_1_2 = "first log second message",
+ Log_2_1 = "second log first message",
+ Log_2_2 = "second log second message",
+ Log_3_1 = "third log first message",
+ Log_3_2 = "third log second message",
+ Log_4_1 = "fourth log first message",
+ Log_4_2 = "fourth log second message",
+ Log_5_1 = "fifth log first message",
+ Log_5_2 = "fifth log second message",
+ Log_1_2_1 = "first log second round 1",
+ Log_1_2_2 = "first log second round 2",
+
+
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ del(File, 5),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File},
+ {type, wrap}, {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:change_size(a, {100, 3}),
+ ?line [Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line disk_log:log(a, Log_1_2_2),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,3}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {60,5}}, {format, external}]),
+ ?line disk_log:blog(a, Log_1_1),
+ ?line disk_log:blog(a, Log_1_2),
+ ?line disk_log:blog(a, Log_2_1),
+ ?line disk_log:blog(a, Log_2_2),
+ ?line disk_log:change_size(a, {60, 3}),
+ ?line ok = disk_log:sync(a),
+ ?line {ok, Fd1} = file:open(File ++ ".1", [read]),
+ ?line Log11_12 = Log_1_1 ++ Log_1_2,
+ ?line {ok,Log11_12} = file:read(Fd1, 200),
+ ?line ok = file:close(Fd1),
+ ?line {ok, Fd2} = file:open(File ++ ".2", [read]),
+% ?t:format(0, "~p~n",[file:read(Fd2, 200)]),
+ ?line Log21_22 = Log_2_1 ++ Log_2_2,
+ ?line {ok,Log21_22} = file:read(Fd2, 200),
+ ?line ok = file:close(Fd2),
+ ?line disk_log:blog(a, Log_3_1),
+ ?line disk_log:blog(a, Log_3_2),
+ ?line disk_log:blog(a, Log_1_2_1),
+ ?line disk_log:blog(a, Log_1_2_2),
+ ?line ok = disk_log:sync(a),
+ ?line {ok, Fd2a} = file:open(File ++ ".2", [read]),
+ ?line {ok,Log21_22} = file:read(Fd2a, 200),
+ ?line ok = file:close(Fd2a),
+ ?line {ok, Fd3a} = file:open(File ++ ".3", [read]),
+ ?line Log31_32 = Log_3_1 ++ Log_3_2,
+ ?line {ok,Log31_32} = file:read(Fd3a, 200),
+ ?line ok = file:close(Fd3a),
+ ?line {ok, Fd1a} = file:open(File ++ ".1", [read]),
+ ?line Log121_122 = Log_1_2_1 ++ Log_1_2_2,
+ ?line {ok,Log121_122} = file:read(Fd1a, 200),
+ ?line ok = file:close(Fd1a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {60,3}}, {format, external}]),
+ ?line {ok, Fd2b} = file:open(File ++ ".2", [read]),
+ ?line {ok,Log21_22} = file:read(Fd2b, 200),
+ ?line ok = file:close(Fd2b),
+ ?line {ok, Fd3b} = file:open(File ++ ".3", [read]),
+ ?line {ok,Log31_32} = file:read(Fd3b, 200),
+ ?line ok = file:close(Fd3b),
+ ?line {ok, Fd1b} = file:open(File ++ ".1", [read]),
+ ?line {ok,Log121_122} = file:read(Fd1b, 200),
+ ?line ok = file:close(Fd1b),
+ disk_log:close(a),
+ del(File, 5),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:change_size(a, {60, 3}),
+ ?line [Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1,
+ Log_1_2_1] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {60,3}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1,
+ Log_1_2_1] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {60, 3}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:change_size(a, {100, 5}),
+ ?line [Log_1_1,
+ Log_2_1] = get_all_terms(a),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_5_1, Log_5_2,
+ Log_1_2_1] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100, 5}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_5_1, Log_5_2,
+ Log_1_2_1] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5).
+
+
+
+change_size_during(suite) -> [];
+change_size_during(doc) -> ["Change size of a wrap log file while logging "
+ "to a file index between the old and the new size"];
+change_size_during(Conf) when is_list(Conf) ->
+
+ Log_1_1 = "first log first message",
+ Log_1_2 = "first log second message",
+ Log_2_1 = "second log first message",
+ Log_2_2 = "second log second message",
+ Log_3_1 = "third log first message",
+ Log_3_2 = "third log second message",
+ Log_4_1 = "fourth log first message",
+ Log_4_2 = "fourth log second message",
+ Log_5_1 = "fifth log first message",
+ Log_5_2 = "fifth log second message",
+ Log_1_2_1 = "first log second round 1",
+ Log_1_2_2 = "first log second round 2",
+ Log_2_2_1 = "second log second round 1",
+ Log_2_2_2 = "second log second round 2",
+ Log_3_2_1 = "third log second round 1",
+ Log_3_2_2 = "third log second round 2",
+ Log_1_3_1 = "first log third round 1",
+ Log_1_3_2 = "first log third round 2",
+
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:change_size(a, {100, 3}),
+ ?line [Log_5_1, Log_5_2,
+ Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line disk_log:log(a, Log_1_2_2),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,3}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_2_2_1),
+ ?line disk_log:log(a, Log_2_2_2),
+ ?line disk_log:log(a, Log_3_2_1),
+ ?line disk_log:log(a, Log_3_2_2),
+ ?line disk_log:log(a, Log_1_3_1),
+ ?line disk_log:log(a, Log_1_3_2),
+ ?line [Log_2_2_1, Log_2_2_2,
+ Log_3_2_1, Log_3_2_2,
+ Log_1_3_1, Log_1_3_2] = get_all_terms(a),
+ disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,3}}]),
+ ?line [Log_2_2_1, Log_2_2_2,
+ Log_3_2_1, Log_3_2_2,
+ Log_1_3_1, Log_1_3_2] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:change_size(a, {100, 3}),
+ ?line [Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_5_1, Log_5_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line disk_log:log(a, Log_1_2_2),
+ ?line disk_log:log(a, Log_2_2_1),
+ ?line disk_log:log(a, Log_2_2_2),
+ ?line disk_log:log(a, Log_3_2_1),
+ ?line disk_log:log(a, Log_3_2_2),
+ ?line disk_log:log(a, Log_1_3_1),
+ ?line disk_log:log(a, Log_1_3_2),
+ ?line [Log_2_2_1, Log_2_2_2,
+ Log_3_2_1, Log_3_2_2,
+ Log_1_3_1, Log_1_3_2] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}, {size, {100,3}}]),
+ ?line [Log_2_2_1, Log_2_2_2,
+ Log_3_2_1, Log_3_2_2,
+ Log_1_3_1, Log_1_3_2] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5).
+
+
+change_size_after(suite) -> [];
+change_size_after(doc) ->
+ ["Change size of a wrap log file before we have reached "
+ "(on the second round) "
+ "to the file index corresponding to the new size"];
+change_size_after(Conf) when is_list(Conf) ->
+
+ Log_1_1 = "first log first message",
+ Log_1_2 = "first log second message",
+ Log_2_1 = "second log first message",
+ Log_2_2 = "second log second message",
+ Log_3_1 = "third log first message",
+ Log_3_2 = "third log second message",
+ Log_4_1 = "fourth log first message",
+ Log_4_2 = "fourth log second message",
+ Log_5_1 = "fifth log first message",
+ Log_5_2 = "fifth log second message",
+ Log_1_2_1 = "first log second round 1",
+ Log_1_2_2 = "first log second round 2",
+
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "a.LOG"),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:change_size(a, {100, 3}),
+ ?line [Log_3_1,Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_5_1, Log_5_2,
+ Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line disk_log:log(a, Log_1_2_2),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,3}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1, Log_3_2,
+ Log_1_2_1, Log_1_2_2] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,5}}]),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_3_2),
+ ?line disk_log:log(a, Log_4_1),
+ ?line disk_log:log(a, Log_4_2),
+ ?line disk_log:log(a, Log_5_1),
+ ?line disk_log:log(a, Log_5_2),
+ ?line disk_log:log(a, Log_1_1),
+ ?line disk_log:log(a, Log_1_2),
+ ?line disk_log:log(a, Log_2_1),
+ ?line disk_log:log(a, Log_2_2),
+ ?line disk_log:change_size(a, {60, 3}),
+ ?line [Log_3_1,Log_3_2,
+ Log_4_1, Log_4_2,
+ Log_5_1, Log_5_2,
+ Log_1_1, Log_1_2,
+ Log_2_1, Log_2_2] = get_all_terms(a),
+ ?line disk_log:log(a, Log_3_1),
+ ?line disk_log:log(a, Log_1_2_1),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1,
+ Log_1_2_1] = get_all_terms(a),
+
+ ?line disk_log:close(a),
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {60,3}}]),
+ ?line [Log_2_1, Log_2_2,
+ Log_3_1,
+ Log_1_2_1] = get_all_terms(a),
+ disk_log:close(a),
+ del(File, 5).
+
+
+
+default_size(suite) -> [];
+default_size(doc) -> ["Open an existing wrap log without size option "];
+default_size(Conf) when is_list(Conf) ->
+ ?line Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "a.LOG"),
+ ?line {error, {badarg, size}} = disk_log:open([{name,a}, {file, File},
+ {type, wrap}]),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap},
+ {size, {100,5}}]),
+ ?line disk_log:close(a),
+
+ ?line {ok, a} = disk_log:open([{name,a}, {file, File}, {type, wrap}]),
+ ?line {100, 5} = disk_log_1:read_size_file(File),
+ ?line ok = disk_log:close(a),
+ ?line del(File, 5).
+
+change_size2(suite) -> [];
+change_size2(doc) -> ["Testing change_size/2 a bit more..."];
+change_size2(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+
+ %% External halt.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {size, 100000},
+ {format, external}, {type, halt}]),
+ ?line B = mk_bytes(60), % 56 actually...
+ ?line ok = disk_log:blog_terms(n, [B,list_to_binary(B),B]),
+ ?line Error1 = {error, {new_size_too_small,n,168}} =
+ disk_log:change_size(n, 167),
+ ?line "The current size" ++ _ = format_error(Error1),
+ ?line ok = disk_log:change_size(n, infinity),
+ ?line ok = disk_log:change_size(n, 168),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File), % cleanup
+
+ %% External wrap.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true},
+ {format, external}]),
+ ?line BB = mk_bytes(160),
+ ?line ok = disk_log:blog_terms(n, [BB, BB, BB, BB]), % create all files
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(3, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:blog_terms(n, [BB, BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:change_size(n, {100, 2}),
+ ?line ok = disk_log:change_size(n, {100, 2}),
+ ?line {100, 2} = sz(n),
+ ?line ok = disk_log:balog_terms(n, [BB, BB]),
+ ?line ok = disk_log:balog_terms(n, [BB]),
+ ?line ok = disk_log:blog_terms(n, [BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(4, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:change_size(n, {100, 4}),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+
+ %% Internal wrap.
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true},
+ {format, internal}]),
+ ?line ok = disk_log:blog_terms(n, [BB, BB, BB, BB]), % create all files
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(3, {disk_log, node(), n, {wrap, 0}}),
+ ?line ok = disk_log:blog_terms(n, [BB, BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(2, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:change_size(n, {100, 2}),
+ ?line {100, 2} = sz(n),
+ ?line ok = disk_log:blog_terms(n, [BB, BB, BB, BB]),
+ %% Used to be one message, but now one per wrapped file.
+ ?line rec(4, {disk_log, node(), n, {wrap, 1}}),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No).
+
+change_size_truncate(suite) -> [];
+change_size_truncate(doc) -> ["OTP-3484: truncating index file"];
+change_size_truncate(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "bert.LOG"),
+ ?line No = 3,
+ ?line B = mk_bytes(60),
+
+ %% The problem here is truncation of the index file. One cannot easily
+ %% check that the index file is correctly updated, but print_index_file()
+ %% can be used to follow the progress more closely.
+
+ %% Part 1.
+ %% Change the size immediately after creating the log, while there
+ %% are no log files. This used to write stuff a negative offset
+ %% from the beginning of the file.
+ ?line del(File, No+1),
+ ?line {ok, bert} = disk_log:open([{name,bert}, {type,wrap}, {file, File},
+ {notify, true}, {size,{1000,255}}]),
+ ?line ok = disk_log:change_size(bert,{100,No}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 0}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 0}}),
+ ?line 3 = curf(bert),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line 1 = curf(bert),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+ ?line 3 = curf(bert),
+ ?line ok = disk_log:change_size(bert,{100,1}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ % One item expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:close(bert),
+ ?line del(File, No),
+
+ %% Part 2.
+ %% Change the size twice, the second time while the the effects of
+ %% the first changed have not yet been handled. Finally close before
+ %% the index file has been truncated.
+
+ ?line del(File, No),
+ ?line {ok, bert} = disk_log:open([{name,bert}, {type,wrap}, {file, File},
+ {notify, true}, {size,{100,No}}]),
+ ?line ok = disk_log:blog(bert, B),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 0}}),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 0}}),
+
+ ?line 3 = curf(bert),
+ ?line ok = disk_log:change_size(bert,{100,No-1}),
+
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+
+ ?line 1 = curf(bert),
+ ?line ok = disk_log:change_size(bert,{100,No+1}),
+
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line 2 = curf(bert),
+ ?line ok = disk_log:change_size(bert,{100,1}),
+
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line ok = disk_log:close(bert),
+
+ % State: .siz is 1, current file is 2, index file size is 3...
+
+ ?line {ok, bert} = disk_log:open([{name,bert}, {file, File},
+ {type,wrap}, {notify, true}]),
+
+ % Three items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line 2 = curf(bert),
+ ?line ok = disk_log:blog(bert, B),
+ ?line rec(1, {disk_log, node(), bert, {wrap, 1}}),
+ ?line ok = disk_log:close(bert),
+
+ ?line {ok, bert} = disk_log:open([{name,bert}, {file, File},
+ {type,wrap}, {notify, true}]),
+
+ % Two items expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+
+ ?line 1 = curf(bert),
+ ?line ok = disk_log:blog(bert, B),
+ %% Expect {wrap 0}. Nothing lost now, last wrap notification
+ %% reported one lost item.
+ ?line rec(1, {disk_log, node(), bert, {wrap, 0}}),
+
+ % One item expected.
+ % disk_log_1:print_index_file("bert.LOG.idx"),
+ ?line ok = disk_log:close(bert),
+
+ ?line del(File, No),
+ ok.
+
+change_attribute(suite) -> [];
+change_attribute(doc) ->
+ ["Change notify and head"];
+change_attribute(Conf) when is_list(Conf) ->
+
+ Dir = ?privdir(Conf),
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line No = 4,
+ ?line del(File, No), % cleanup
+ ?line B = mk_bytes(60),
+
+ ?line Q = qlen(),
+
+ % test change_notify
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}]),
+ ?line {ok, n} = disk_log:open([{name, n}]), % ignored...
+ ?line ok = disk_log:log_terms(n, [B,B]),
+ ?line {error, {badarg, notify}} = disk_log:change_notify(n, self(), wrong),
+ ?line ok = disk_log:change_notify(n, self(), false),
+ ?line ok = disk_log:change_notify(n, self(), true),
+ ?line Error1 = {error, {not_owner, _}} =
+ disk_log:change_notify(n, none, true),
+ ?line "The pid" ++ _ = format_error(Error1),
+ ?line 2 = no_written_items(n),
+ ?line 0 = users(n),
+ ?line Parent = self(),
+ ?line Pid = spawn(fun() -> disk_log:close(n), Parent ! {self(),done} end),
+ ?line receive {Pid, done} -> ok end,
+ ?line 0 = users(n),
+ ?line 1 = length(owners(n)),
+
+ % test change_header
+ ?line {error, {badarg, head}} = disk_log:change_header(n, none),
+ ?line {error, {badarg, head}} =
+ disk_log:change_header(n, {head_func, {1,2,3}}),
+ ?line ok = disk_log:change_header(n, {head, header}),
+ ?line ok = disk_log:log(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line 4 = no_written_items(n),
+ ?line ok = disk_log:change_header(n, {head, none}),
+ ?line ok = disk_log:log(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 0}}),
+ ?line 5 = no_written_items(n),
+ ?line ok = disk_log:change_header(n,
+ {head_func, {?MODULE, head_fun, [{ok,header}]}}),
+ ?line ok = disk_log:log(n, B),
+ ?line rec(1, {disk_log, node(), n, {wrap, 1}}),
+ ?line 7 = no_written_items(n),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:close(n),
+ ?line del(File, No),
+ ?line file:delete(File), % cleanup
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {format, external},
+ {type, halt}]),
+ ?line {error, {badarg, head}} = disk_log:change_header(n, {head, header}),
+ ?line ok = disk_log:change_header(n, {head, "header"}),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}]),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}]),
+ ?line ok = disk_log:change_notify(n, self(), true),
+ ?line ok = disk_log:change_header(n, {head, tjolahopp}),
+ ?line {ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
+ {size, {100,No}}, {notify, true}]),
+ ?line ok = disk_log:close(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line Q = qlen(),
+ ?line del(File, No).
+
+distribution(suite) -> [dist_open, dist_error_open,
+ dist_notify,
+ dist_terminate,
+ dist_accessible,
+ dist_deadlock,
+ dist_open2,
+ other_groups].
+
+dist_open(suite) -> [];
+dist_open(doc) ->
+ ["Open a distributed log"];
+dist_open(Conf) when is_list(Conf) ->
+ ?line PrivDir = ?privdir(Conf),
+ ?line true = is_alive(),
+
+ ?line Q = qlen(),
+ ?line File = filename:join(PrivDir, "n.LOG"),
+ ?line File1 = filename:join(PrivDir, "n1.LOG"),
+ ?line No = 3,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+ ?line del(File1, No), % cleanup
+ ?line B = mk_bytes(60),
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node} = start_node(disk_log, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ %% open non-distributed on this node:
+ ?line {ok,n} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {distributed, []}]),
+
+ ?line Error1 = {error, {halt_log, n}} = disk_log:inc_wrap_file(n),
+ ?line "The halt log" ++ _ = format_error(Error1),
+ ?line ok = disk_log:lclose(n),
+ ?line file:delete(File),
+
+ %% open distributed on this node:
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {distributed, [node()]}]),
+ %% the error message is ignored:
+ ?line ok = disk_log:inc_wrap_file(n),
+ ?line ok = disk_log:close(n),
+ ?line file:delete(File),
+
+ %% open a wrap log on this node, write something on this node
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+ ?line ok = disk_log:log(n, B),
+ ?line ok = disk_log:close(n),
+
+ %% open a wrap log on this node and aother node, write something
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File1},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [Node]}]),
+ ?line ok = disk_log:log(n, B),
+ ?line ok = rpc:call(Node, disk_log, log, [n, B]),
+ ?line ok = disk_log:close(n),
+ ?line del(File, No),
+ ?line del(File1, No),
+ ?line file:delete(File),
+
+ %% open a wrap log on this node and another node, use lclose
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]},
+ {linkto,none}]),
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File1},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [Node]}]),
+ ?line [_, _] = distributed(n),
+ ?line ok = disk_log:lclose(n, Node),
+ ?line [_] = distributed(n),
+ ?line ok = disk_log:lclose(n),
+ ?line ok = disk_log:lclose(n),
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line del(File, No),
+ ?line del(File1, No),
+ ?line file:delete(File),
+
+ % open an invalid log file, and see how error are handled
+ ?line First = "n.LOG.1",
+ ?line make_file(PrivDir, First, 8),
+
+ ?line {[], [_,_]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [Node,node()]}]),
+ ?line del(File, No),
+ ?line file:delete(File),
+
+ % open a wrap on one other node (not on this node)
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [Node]}]),
+ ?line ok = rpc:call(Node, disk_log, log, [n, B]),
+ ?line {error, no_such_log} = disk_log:lclose(n),
+ ?line ok = disk_log:close(n),
+
+ ?line Q = qlen(),
+
+ ?line {error, no_such_log} = disk_log:info(n),
+ ?line del(File, No),
+ ?line file:delete(File),
+ ?line stop_node(Node),
+ ok.
+
+dist_error_open(suite) -> [];
+dist_error_open(doc) ->
+ ["Open a log distributed and not distributed"];
+dist_error_open(Conf) when is_list(Conf) ->
+ ?line PrivDir = ?privdir(Conf),
+ ?line true = is_alive(),
+
+ ?line Q = qlen(),
+ ?line File = filename:join(PrivDir, "bert.LOG"),
+ ?line File1 = filename:join(PrivDir, "bert1.LOG"),
+ ?line No = 3,
+ ?line file:delete(File),
+ ?line del(File, No), % cleanup
+ ?line del(File1, No), % cleanup
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node} = start_node(disk_log, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ % open non-distributed on this node:
+ ?line {ok,n} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}}]),
+
+ % trying to open distributed on this node (error):
+ ?line {[],[Error1={ENode,{error,{node_already_open,n}}}]} =
+ disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+ ?line true =
+ lists:prefix(lists:flatten(io_lib:format("~p: The distribution",
+ [ENode])),
+ format_error(Error1)),
+ ?line ok = disk_log:lclose(n),
+
+ % open distributed on this node:
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+
+ % trying to open non-distributed on this node (error):
+ ?line {_,{node_already_open,n}} =
+ disk_log:open([{name, n}, {file, File},
+ {type, wrap}, {size, {50, No}}]),
+
+ ?line ok = disk_log:close(n),
+ ?line Q = qlen(),
+
+ ?line del(File, No),
+ ?line del(File1, No),
+ ?line file:delete(File),
+ ?line stop_node(Node),
+ ok.
+
+dist_notify(suite) -> [];
+dist_notify(doc) ->
+ ["Notification from other node"];
+dist_notify(Conf) when is_list(Conf) ->
+ ?line PrivDir = ?privdir(Conf),
+ ?line true = is_alive(),
+
+ ?line File = filename:join(PrivDir, "bert.LOG"),
+ ?line File1 = filename:join(PrivDir, "bert1.LOG"),
+ ?line No = 3,
+ ?line B = mk_bytes(60),
+ ?line file:delete(File),
+ ?line file:delete(File1),
+ ?line del(File, No), % cleanup
+ ?line del(File1, No),
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node} = start_node(disk_log, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ % opening distributed on this node:
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File}, {notify, false},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [node()]}]),
+
+ % opening distributed on other node:
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File1},
+ {notify, true}, {linkto, self()},
+ {type, wrap}, {size, {50, No}},
+ {distributed, [Node]}]),
+ ?line disk_log:alog(n, B),
+ ?line disk_log:alog(n, B),
+ ?line ok = disk_log:sync(n),
+ ?line rec(1, {disk_log, Node, n, {wrap, 0}}),
+ ?line ok = disk_log:close(n),
+
+ ?line del(File, No),
+ ?line del(File1, No),
+ ?line file:delete(File),
+ ?line stop_node(Node),
+ ok.
+
+dist_terminate(suite) -> [];
+dist_terminate(doc) ->
+ ["Terminating nodes with distributed logs"];
+dist_terminate(Conf) when is_list(Conf) ->
+ ?line Dir = ?privdir(Conf),
+ ?line true = is_alive(),
+
+ ?line File = filename:join(Dir, "n.LOG"),
+ ?line File1 = filename:join(Dir, "n1.LOG"),
+ No = 1,
+ del(File, No), % cleanup
+ del(File1, No), % cleanup
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node} = start_node(disk_log, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ %% Distributed versions of two of the situations in close_block(/1.
+
+ %% One of two owners terminates.
+ ?line Pid1 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid2 = spawn_link(?MODULE, lserv, [n]),
+ ?line {[{_, {ok, n}}], []} = sync_do(Pid1, {dist_open, File, node()}),
+ ?line {[{_, {ok, n}}], []} = sync_do(Pid2, {dist_open, File1, Node}),
+ ?line [_] = sync_do(Pid1, owners),
+ ?line [_] = sync_do(Pid2, owners),
+ ?line 0 = sync_do(Pid1, users),
+ ?line 0 = sync_do(Pid2, users),
+ ?line sync_do(Pid1, terminate),
+ ?line timer:sleep(500),
+ ?line [_] = sync_do(Pid2, owners),
+ ?line 0 = sync_do(Pid2, users),
+ ?line sync_do(Pid2, terminate),
+ ?line timer:sleep(500),
+ ?line {error, no_such_log} = disk_log:info(n),
+
+ %% Users terminate (no link...).
+ ?line Pid3 = spawn_link(?MODULE, lserv, [n]),
+ ?line Pid4 = spawn_link(?MODULE, lserv, [n]),
+ ?line {[{_, {ok, n}}], []} =
+ sync_do(Pid3, {dist_open, File, none, node()}),
+ ?line {[{_, {ok, n}}], []} =
+ sync_do(Pid4, {dist_open, File1, none, Node}),
+ ?line [] = sync_do(Pid3, owners),
+ ?line [] = sync_do(Pid4, owners),
+ ?line 1 = sync_do(Pid3, users),
+ ?line 1 = sync_do(Pid4, users),
+ ?line sync_do(Pid3, terminate),
+ ?line [] = sync_do(Pid4, owners),
+ ?line 1 = sync_do(Pid4, users),
+ ?line sync_do(Pid4, terminate),
+ ?line ok = disk_log:close(n), % closing all nodes
+ ?line {error, no_such_log} = disk_log:info(n),
+
+ ?line del(File, No),
+ ?line del(File1, No),
+ ?line stop_node(Node),
+ ok.
+
+dist_accessible(suite) -> [];
+dist_accessible(doc) ->
+ ["Accessible logs on nodes"];
+dist_accessible(Conf) when is_list(Conf) ->
+ ?line PrivDir = ?privdir(Conf),
+
+ ?line true = is_alive(),
+
+ ?line F1 = filename:join(PrivDir, "a.LOG"),
+ ?line file:delete(F1),
+ ?line F2 = filename:join(PrivDir, "b.LOG"),
+ ?line file:delete(F2),
+ ?line F3 = filename:join(PrivDir, "c.LOG"),
+ ?line file:delete(F3),
+ ?line F4 = filename:join(PrivDir, "d.LOG"),
+ ?line file:delete(F1),
+ ?line F5 = filename:join(PrivDir, "e.LOG"),
+ ?line file:delete(F2),
+ ?line F6 = filename:join(PrivDir, "f.LOG"),
+ ?line file:delete(F3),
+
+ ?line {[],[]} = disk_log:accessible_logs(),
+ ?line {ok, a} = disk_log:open([{name, a}, {type, halt}, {file, F1}]),
+ ?line {[a],[]} = disk_log:accessible_logs(),
+ ?line {ok, b} = disk_log:open([{name, b}, {type, halt}, {file, F2}]),
+ ?line {[a,b],[]} = disk_log:accessible_logs(),
+ ?line {ok, c} = disk_log:open([{name, c}, {type, halt}, {file, F3}]),
+ ?line {[a,b,c],[]} = disk_log:accessible_logs(),
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node} = start_node(disk_log, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ ?line {[_],[]} = disk_log:open([{name, a}, {file, F4}, {type, halt},
+ {distributed, [Node]}]),
+ ?line {[a,b,c],[]} = disk_log:accessible_logs(),
+ ?line {[],[a]} = rpc:call(Node, disk_log, accessible_logs, []),
+ ?line {[_],[]} = disk_log:open([{name, b}, {file, F5}, {type, halt},
+ {distributed, [Node]}]),
+ ?line {[],[a,b]} = rpc:call(Node, disk_log, accessible_logs, []),
+ ?line {[_],[]} = disk_log:open([{name, c}, {file, F6}, {type, halt},
+ {distributed, [Node]}]),
+ ?line {[],[a,b,c]} = rpc:call(Node, disk_log, accessible_logs, []),
+ ?line {[a,b,c],[]} = disk_log:accessible_logs(),
+ ?line ok = disk_log:close(a),
+ ?line {[b,c],[a]} = disk_log:accessible_logs(),
+ ?line ok = disk_log:close(b),
+ ?line {[c],[a,b]} = disk_log:accessible_logs(),
+ ?line ok = disk_log:close(b),
+ ?line {[c],[a]} = disk_log:accessible_logs(),
+ ?line {[],[a,c]} = rpc:call(Node, disk_log, accessible_logs, []),
+ ?line ok = disk_log:close(c),
+ ?line {[],[a,c]} = disk_log:accessible_logs(),
+ ?line ok = disk_log:close(c),
+ ?line {[],[a]} = disk_log:accessible_logs(),
+ ?line {[],[a]} = rpc:call(Node, disk_log, accessible_logs, []),
+ ?line ok = disk_log:close(a),
+ ?line {[],[]} = disk_log:accessible_logs(),
+ ?line {[],[]} = rpc:call(Node, disk_log, accessible_logs, []),
+
+ ?line file:delete(F1),
+ ?line file:delete(F2),
+ ?line file:delete(F3),
+ ?line file:delete(F4),
+ ?line file:delete(F5),
+ ?line file:delete(F6),
+
+ ?line stop_node(Node),
+ ok.
+
+dist_deadlock(suite) -> [];
+dist_deadlock(doc) ->
+ ["OTP-4405. Deadlock between two nodes could happen."];
+dist_deadlock(Conf) when is_list(Conf) ->
+ ?line PrivDir = ?privdir(Conf),
+
+ ?line true = is_alive(),
+
+ ?line F1 = filename:join(PrivDir, "a.LOG"),
+ ?line file:delete(F1),
+ ?line F2 = filename:join(PrivDir, "b.LOG"),
+ ?line file:delete(F2),
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node1} = start_node(disk_log_node1, "-pa " ++ PA),
+ ?line {ok, Node2} = start_node(disk_log_node2, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+
+ Self = self(),
+ Fun1 = fun() -> dist_dl(Node2, a, F1, Self) end,
+ Fun2 = fun() -> dist_dl(Node1, b, F2, Self) end,
+ P1 = spawn(Node1, Fun1),
+ P2 = spawn(Node2, Fun2),
+ receive {P1, a} -> ok end,
+ receive {P2, b} -> ok end,
+
+ ?line stop_node(Node1),
+ ?line stop_node(Node2),
+
+ ?line file:delete(F1),
+ ?line file:delete(F2),
+ ok.
+
+dist_dl(Node, Name, File, Pid) ->
+ {[{Node,{ok,Log}}], []} =
+ disk_log:open([{name,Name},{file,File},{distributed,[Node]}]),
+ timer:sleep(50), % give the nodes chance to exchange pg2 information
+ ok = disk_log:close(Log),
+ Pid ! {self(), Name},
+ ok.
+
+dist_open2(suite) -> [];
+dist_open2(doc) ->
+ ["OTP-4480. Opening several logs simultaneously."];
+dist_open2(Conf) when is_list(Conf) ->
+ ?line true = is_alive(),
+ ?line {ok, _Pg2} = pg2:start(),
+
+ dist_open2_1(Conf, 0),
+ dist_open2_1(Conf, 100),
+
+ dist_open2_2(Conf, 0),
+ dist_open2_2(Conf, 100),
+
+ PrivDir = ?privdir(Conf),
+ Log = n,
+
+ %% Open a log three times (very fast). Two of the opening
+ %% processes will be put on hold (pending). The first one failes
+ %% to open the log. The second one succeeds, and the third one is
+ %% attached.
+ P0 = pps(),
+ ?line File0 = "n.LOG",
+ ?line File = filename:join(PrivDir, File0),
+ ?line make_file(PrivDir, File0, 8),
+
+ Parent = self(),
+ F1 = fun() -> R = disk_log:open([{name, Log}, {file, File},
+ {type, halt}, {format,internal},
+ {distributed, [node()]}]),
+ Parent ! {self(), R}
+ end,
+ F2 = fun() -> R = disk_log:open([{name, Log}, {file, File},
+ {type, halt}, {format,external},
+ {distributed, [node()]}]),
+ Parent ! {self(), R},
+ timer:sleep(300)
+ end,
+ ?line Pid1 = spawn(F1),
+ timer:sleep(10),
+ ?line Pid2 = spawn(F2),
+ ?line Pid3 = spawn(F2),
+
+ ?line receive {Pid1,R1} -> {[],[_]} = R1 end,
+ ?line receive {Pid2,R2} -> {[_],[]} = R2 end,
+ ?line receive {Pid3,R3} -> {[_],[]} = R3 end,
+
+ timer:sleep(500),
+ ?line file:delete(File),
+ ?line true = (P0 == pps()),
+
+ %% This time the first process has a naughty head_func. This test
+ %% does not add very much. Perhaps it should be removed. However,
+ %% a head_func like this is why it's necessary to have an separate
+ %% process calling disk_log:internal_open: the server cannot wait
+ %% for the reply, but the call must be monitored, and this is what
+ %% is accomplished by having a proxy process.
+ F3 = fun() ->
+ R = disk_log:open([{name,Log},{file,File},
+ {format,internal},
+ {head_func,{?MODULE,head_exit,[]}},
+ {type,halt}, {linkto,none}]),
+ Parent ! {self(), R}
+ end,
+ F4 = fun() ->
+ R = disk_log:open([{name,Log},{file,File},
+ {format,internal},
+ {type,halt}]),
+ Parent ! {self(), R}
+ end,
+ ?line Pid4 = spawn(F3),
+ timer:sleep(10),
+ ?line Pid5 = spawn(F4),
+ ?line Pid6 = spawn(F4),
+ %% The timing is crucial here.
+ ?line R = case receive {Pid4,R4} -> R4 end of
+ {error, no_such_log} ->
+ ?line R5 = receive {Pid5, R5a} -> R5a end,
+ ?line R6 = receive {Pid6, R6a} -> R6a end,
+ case {R5, R6} of
+ {{repaired, _, _, _}, {ok, Log}} -> ok;
+ {{ok, Log}, {repaired, _, _, _}} -> ok;
+ _ -> test_server_fail({bad_replies, R5, R6})
+ end,
+ ok;
+ {ok, Log} -> % uninteresting case
+ ?line receive {Pid5,_R5} -> ok end,
+ ?line receive {Pid6,_R6} -> ok end,
+ {comment,
+ "Timing dependent test did not check anything."}
+ end,
+
+ timer:sleep(100),
+ ?line {error, no_such_log} = disk_log:close(Log),
+ file:delete(File),
+ ?line true = (P0 == pps()),
+
+ No = 2,
+ Log2 = n2,
+ File2 = filename:join(PrivDir, "b.LOG"),
+ file:delete(File2),
+ del(File, No),
+
+ %% If a client takes a long time when writing the header, other
+ %% processes should be able to attach to other log without having to
+ %% wait.
+
+ ?line {ok,Log} =
+ disk_log:open([{name,Log},{file,File},{type,wrap},{size,{100,No}}]),
+ Pid = spawn(fun() ->
+ receive {HeadPid, start} -> ok end,
+ {ok,Log2} = disk_log:open([{name,Log2},{file,File2},
+ {type,halt}]),
+ HeadPid ! {self(), done}
+ end),
+ HeadFunc = {?MODULE, slow_header, [Pid]},
+ ?line ok = disk_log:change_header(Log, {head_func, HeadFunc}),
+ ?line ok = disk_log:inc_wrap_file(Log), % header is written
+
+ timer:sleep(100),
+ ?line ok = disk_log:close(Log),
+
+ file:delete(File2),
+ del(File, No),
+ ?line true = (P0 == pps()),
+
+ R.
+
+dist_open2_1(Conf, Delay) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "n.LOG"),
+ Log = n,
+
+ A0 = [{name,Log},{file,File},{type,halt}],
+ ?line create_opened_log(File, A0),
+ P0 = pps(),
+
+ Log2 = log2,
+ File2 = "log2.LOG",
+ ?line file:delete(File2),
+ ?line {ok,Log2} = disk_log:open([{name,Log2},{file,File2},{type,halt}]),
+
+ Parent = self(),
+ F = fun() ->
+ R = disk_log:open(A0),
+ timer:sleep(Delay),
+ Parent ! {self(), R}
+ end,
+ ?line Pid1 = spawn(F),
+ timer:sleep(10),
+ ?line Pid2 = spawn(F),
+ ?line Pid3 = spawn(F),
+ ?line {error, no_such_log} = disk_log:log(Log, term), % is repairing now
+ ?line 0 = qlen(),
+
+ %% The file is already open, so this will not take long.
+ ?line {ok,Log2} = disk_log:open([{name,Log2},{file,File2},{type,halt}]),
+ ?line 0 = qlen(), % still repairing
+ ?line ok = disk_log:close(Log2),
+ ?line {error, no_such_log} = disk_log:close(Log2),
+ ?line file:delete(File2),
+
+ ?line receive {Pid1,R1} -> {repaired,_,_,_} = R1 end,
+ ?line receive {Pid2,R2} -> {ok,_} = R2 end,
+ ?line receive {Pid3,R3} -> {ok,_} = R3 end,
+ timer:sleep(500),
+ ?line {error, no_such_log} = disk_log:info(Log),
+
+ file:delete(File),
+ ?line true = (P0 == pps()),
+
+ ok.
+
+dist_open2_2(Conf, Delay) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "n.LOG"),
+ Log = n,
+
+ ?line PA = filename:dirname(code:which(?MODULE)),
+ ?line {ok, Node1} = start_node(disk_log_node2, "-pa " ++ PA),
+ ?line wait_for_ready_net(),
+ P0 = pps(),
+
+ A0 = [{name,Log},{file,File},{type,halt}],
+ ?line create_opened_log(File, A0),
+
+ Log2 = log2,
+ File2 = "log2.LOG",
+ ?line file:delete(File2),
+ ?line {[{Node1,{ok,Log2}}],[]} =
+ disk_log:open([{name,Log2},{file,File2},{type,halt},
+ {distributed,[Node1]}]),
+
+ Parent = self(),
+ F = fun() ->
+ %% It would be nice to slow down the repair. head_func
+ %% cannot be used since it is not called when repairing.
+ R = disk_log:open([{distributed,[Node1]} | A0]),
+ timer:sleep(Delay),
+ Parent ! {self(), R}
+ end,
+ %% And {priority, ...} probably has no effect either.
+ ?line Pid1 = spawn_opt(F, [{priority, low}]),
+ % timer:sleep(1), % no guarantee that Pid1 will return {repaired, ...}
+ ?line Pid2 = spawn_opt(F, [{priority, low}]),
+ ?line {error, no_such_log} =
+ disk_log:log(Log, term), % maybe repairing now
+ ?line 0 = qlen(),
+
+ %% The file is already open, so this will not take long.
+ ?line {[{Node1,{ok,Log2}}],[]} =
+ disk_log:open([{name,Log2},{file,File2},{type,halt},
+ {distributed,[Node1]}]),
+ ?line 0 = qlen(), % probably still repairing
+ ?line ok = disk_log:close(Log2),
+ ?line file:delete(File2),
+
+ ?line receive {Pid1,R1} -> R1 end,
+ ?line receive {Pid2,R2} -> R2 end,
+ ?line case {R1, R2} of
+ {{[{Node1,{repaired,_,_,_}}],[]},
+ {[{Node1,{ok,Log}}],[]}} -> ok;
+ {{[{Node1,{ok,Log}}],[]},
+ {[{Node1,{repaired,_,_,_}}],[]}} -> ok
+ end,
+
+ ?line true = (P0 == pps()),
+ ?line stop_node(Node1),
+ file:delete(File),
+ ok.
+
+head_exit() ->
+ process_flag(trap_exit, false), % Don't do like this!
+ spawn_link(fun() -> exit(helfel) end),
+ {ok,"123"}.
+
+slow_header(Pid) ->
+ Pid ! {self(), start},
+ receive {Pid, done} -> ok end,
+ {ok, <<>>}.
+
+create_opened_log(File, Args) ->
+ Log = n,
+ file:delete(File),
+ {ok, Log} = disk_log:open(Args),
+ log_terms(Log, 400000),
+ ok = disk_log:close(Log),
+ mark(File, ?OPENED),
+ ok.
+
+log_terms(_Log, 0) ->
+ ok;
+log_terms(Log, N) when N > 100 ->
+ Terms = [{term,I} || I <- lists:seq(N-99, N)],
+ ok = disk_log:log_terms(Log, Terms),
+ log_terms(Log, N-100);
+log_terms(Log, N) ->
+ ok = disk_log:log(Log, {term, N}),
+ log_terms(Log, N-1).
+
+other_groups(suite) -> [];
+other_groups(doc) ->
+ ["OTP-5810. Cope with pg2 groups that are not disk logs."];
+other_groups(Conf) when is_list(Conf) ->
+ ?line true = is_alive(),
+ ?line PrivDir = ?privdir(Conf),
+
+ ?line File = filename:join(PrivDir, "n.LOG"),
+ ?line file:delete(File),
+
+ ?line {[],[]} = disk_log:accessible_logs(),
+ ?line {[_],[]} = disk_log:open([{name, n}, {file, File}, {type, halt},
+ {distributed, [node()]}]),
+ ?line {[],[n]} = disk_log:accessible_logs(),
+ Group = grupp,
+ ?line pg2:create(Group),
+ ?line ok = pg2:join(Group, self()),
+ ?line {[],[n]} = disk_log:accessible_logs(),
+ ?line [_] =
+ lists:filter(fun(P) -> disk_log:pid2name(P) =/= undefined end,
+ erlang:processes()),
+ ?line pg2:delete(Group),
+ ?line {[],[n]} = disk_log:accessible_logs(),
+ ?line ok = disk_log:close(n),
+ ?line {[],[]} = disk_log:accessible_logs(),
+ ?line file:delete(File),
+
+ ok.
+
+-define(MAX, 16384). % MAX in disk_log_1.erl
+evil(suite) -> [];
+evil(doc) -> ["Evil cases such as closed file descriptor port."];
+evil(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "n.LOG"),
+ Log = n,
+
+ %% Not a very thorough test.
+
+ ?line ok = setup_evil_filled_cache_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:log(Log, apa),
+ ?line ok = disk_log:close(Log),
+
+ ?line ok = setup_evil_filled_cache_halt(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:truncate(Log, apa),
+ ?line ok = stop_evil(Log),
+
+ %% White box test.
+ file:delete(File),
+ ?line Ports0 = erlang:ports(),
+ ?line {ok, Log} = disk_log:open([{name,Log},{file,File},{type,halt},
+ {size,?MAX+50},{format,external}]),
+ ?line [Fd] = erlang:ports() -- Ports0,
+ ?line {B,_} = x_mk_bytes(30),
+ ?line ok = disk_log:blog(Log, <<0:(?MAX+1)/unit:8>>),
+ ?line exit(Fd, kill),
+ ?line {error, {file_error,_,einval}} = disk_log:blog_terms(Log, [B,B]),
+ ?line ok= disk_log:close(Log),
+ file:delete(File),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:close(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:log(Log, apa),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_halt(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:log(Log, apa),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:reopen(Log, apa),
+ ?line {error, {file_error,_,einval}} = disk_log:reopen(Log, apa),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:reopen(Log, apa),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:inc_wrap_file(Log),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:chunk(Log, start),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:truncate(Log),
+ ?line ok = stop_evil(Log),
+
+ ?line ok = setup_evil_wrap(Log, Dir),
+ ?line {error, {file_error,_,einval}} = disk_log:chunk_step(Log, start, 1),
+ ?line ok = stop_evil(Log),
+
+ io:format("messages: ~p~n", [erlang:process_info(self(), messages)]),
+ del(File, 2),
+ file:delete(File),
+ ok.
+
+setup_evil_wrap(Log, Dir) ->
+ setup_evil(Log, [{type,wrap},{size,{100,2}}], Dir).
+
+setup_evil_halt(Log, Dir) ->
+ setup_evil(Log, [{type,halt},{size,10000}], Dir).
+
+setup_evil(Log, Args, Dir) ->
+ File = filename:join(Dir, lists:concat([Log, ".LOG"])),
+ file:delete(File),
+ del(File, 2),
+ ok = disk_log:start(),
+ Ports0 = erlang:ports(),
+ {ok, Log} = disk_log:open([{name,Log},{file,File} | Args]),
+ [Fd] = erlang:ports() -- Ports0,
+ exit(Fd, kill),
+ ok = disk_log:log_terms(n, [<<0:10/unit:8>>]),
+ timer:sleep(2500), % TIMEOUT in disk_log_1.erl is 2000
+ ok.
+
+stop_evil(Log) ->
+ {error, _} = disk_log:close(Log),
+ ok.
+
+setup_evil_filled_cache_wrap(Log, Dir) ->
+ setup_evil_filled_cache(Log, [{type,wrap},{size,{?MAX,2}}], Dir).
+
+setup_evil_filled_cache_halt(Log, Dir) ->
+ setup_evil_filled_cache(Log, [{type,halt},{size,infinity}], Dir).
+
+%% The cache is filled, and the file descriptor port gone.
+setup_evil_filled_cache(Log, Args, Dir) ->
+ File = filename:join(Dir, lists:concat([Log, ".LOG"])),
+ file:delete(File),
+ del(File, 2),
+ ok = disk_log:start(),
+ Ports0 = erlang:ports(),
+ {ok, Log} = disk_log:open([{name,Log},{file,File} | Args]),
+ [Fd] = erlang:ports() -- Ports0,
+ ok = disk_log:log_terms(n, [<<0:?MAX/unit:8>>]),
+ exit(Fd, kill),
+ ok.
+
+otp_6278(suite) -> [];
+otp_6278(doc) -> ["OTP-6278. open/1 creates no status or crash report."];
+otp_6278(Conf) when is_list(Conf) ->
+ Dir = ?privdir(Conf),
+ File = filename:join(Dir, "no_such_dir/no_such_file"),
+ ?line error_logger:add_report_handler(?MODULE, self()),
+ ?line {error, {file_error, _, _}} =
+ disk_log:open([{name,n},{file,File}]),
+ receive
+ {crash_report,_Pid,Report} ->
+ ?line io:format("Unexpected: ~p\n", [Report]),
+ ?line ?t:fail()
+ after 1000 ->
+ ok
+ end,
+ ?line error_logger:delete_report_handler(?MODULE).
+
+mark(FileName, What) ->
+ {ok,Fd} = file:open(FileName, [raw, binary, read, write]),
+ {ok,_} = file:position(Fd, 4),
+ ok = file:write(Fd, What),
+ ok = file:close(Fd).
+
+crash(File, Where) ->
+ {ok, Fd} = file:open(File, read_write),
+ file:position(Fd, Where),
+ ok = file:write(Fd, [10]),
+ ok = file:close(Fd).
+
+unwritable(Fname) ->
+ {ok, Info} = file:read_file_info(Fname),
+ Mode = Info#file_info.mode - 8#00200,
+ file:write_file_info(Fname, Info#file_info{mode = Mode}).
+
+writable(Fname) ->
+ {ok, Info} = file:read_file_info(Fname),
+ Mode = Info#file_info.mode bor 8#00200,
+ file:write_file_info(Fname, Info#file_info{mode = Mode}).
+
+truncate(File, Where) ->
+ {ok, Fd} = file:open(File, read_write),
+ file:position(Fd, Where),
+ ok = file:truncate(Fd),
+ ok = file:close(Fd).
+
+file_size(File) ->
+ {ok, F} = file:read_file_info(File),
+ F#file_info.size.
+
+copy_wrap_log(FromName, N, FromDir, ToDir) ->
+ copy_wrap_log(FromName, FromName, N, FromDir, ToDir).
+
+copy_wrap_log(FromName, ToName, N, FromDir, ToDir) ->
+ Fun = fun(E) ->
+ From = join(FromDir, io_lib:format("~s.~p", [FromName, E])),
+ To = join(ToDir, io_lib:format("~s.~p", [ToName, E])),
+ case file:read_file_info(From) of
+ {ok, _FileInfo} ->
+ copy_file(From, To);
+ _Else ->
+ ok
+ end
+ end,
+ Exts = [idx, siz | lists:seq(1, N)],
+ lists:foreach(Fun, Exts).
+
+-define(BUFSIZE, 8192).
+
+copy_file(Src, Dest) ->
+ % ?t:format("copying from ~p to ~p~n", [Src, Dest]),
+ {ok, InFd} = file:open(Src, [raw, binary, read]),
+ {ok, OutFd} = file:open(Dest, [raw, binary, write]),
+ ok = copy_file1(InFd, OutFd),
+ file:close(InFd),
+ file:close(OutFd),
+ ok = file:change_mode(Dest, 8#0666).
+
+copy_file1(InFd, OutFd) ->
+ case file:read(InFd, ?BUFSIZE) of
+ {ok, Bin} ->
+ ok = file:write(OutFd, Bin),
+ copy_file1(InFd, OutFd);
+ eof ->
+ ok
+ end.
+
+
+join(A, B) ->
+ filename:nativename(filename:join(A, B)).
+
+add_ext(Name, Ext) ->
+ lists:concat([Name, ".", Ext]).
+
+log(_Name, 0) ->
+ ok;
+log(Name, N) ->
+ ok = disk_log:log(Name, "this is a logged message number " ++
+ integer_to_list(N)),
+ log(Name, N-1).
+
+format_error(E) ->
+ lists:flatten(disk_log:format_error(E)).
+
+pps() ->
+ timer:sleep(100),
+ {erlang:ports(), lists:filter(fun(P) -> erlang:is_process_alive(P) end,
+ processes())}.
+
+qlen() ->
+ {_, {_, N}} = lists:keysearch(message_queue_len, 1, process_info(self())),
+ N.
+
+owners(Log) ->
+%% io:format("owners ~p~n", [info(Log, owners, -1)]),
+ info(Log, owners, -1).
+users(Log) ->
+%% io:format("users ~p~n", [info(Log, users, -1)]),
+ info(Log, users, -1).
+status(Log) ->
+%% io:format("status ~p~n", [info(Log, status, -1)]),
+ info(Log, status, -1).
+distributed(Log) ->
+%% io:format("distributed ~p~n", [info(Log, distributed, -1)]),
+ info(Log, distributed, -1).
+no_items(Log) ->
+%% io:format("no_items ~p~n", [info(Log, no_items, -1)]),
+ info(Log, no_items, -1).
+no_written_items(Log) ->
+%% io:format("no_written_items ~p~n", [info(Log, no_written_items, -1)]),
+ info(Log, no_written_items, -1).
+sz(Log) ->
+%% io:format("sz ~p~n", [info(Log, size, -1)]),
+ info(Log, size, -1).
+curb(Log) ->
+%% io:format("curb ~p~n", [info(Log, no_current_bytes, -1)]),
+ info(Log, no_current_bytes, -1).
+curf(Log) ->
+%% io:format("curf ~p~n", [info(Log, current_file, -1)]),
+ info(Log, current_file, -1).
+cur_cnt(Log) ->
+%% io:format("cur_cnt ~p~n", [info(Log, no_current_items, -1)]),
+ info(Log, no_current_items, -1).
+no_overflows(Log) ->
+%% io:format("no_overflows ~p~n", [info(Log, no_overflows, -1)]),
+ info(Log, no_overflows, -1).
+
+info(Log, What, Undef) ->
+ case lists:keysearch(What, 1, disk_log:info(Log)) of
+ {value, {What, Value}} -> Value;
+ false -> Undef
+ end.
+
+rec(0, _) ->
+ ok;
+rec(N, Msg) ->
+ receive
+ Msg ->
+ rec(N-1, Msg)
+ after 100 ->
+ test_server_fail({no_msg, N, Msg})
+ end.
+
+%% Copied from global_SUITE.erl.
+-define(UNTIL(Seq), loop_until_true(fun() -> Seq end)).
+
+loop_until_true(Fun) ->
+ case Fun() of
+ true ->
+ ok;
+ _ ->
+ timer:sleep(1000),
+ loop_until_true(Fun)
+ end.
+
+wait_for_ready_net() ->
+ Nodes = lists:sort([node() | nodes()]),
+ ?UNTIL(begin
+ lists:all(fun(N) -> Nodes =:= get_known(N) end, Nodes) and
+ lists:all(fun(N) ->
+ LNs = rpc:call(N, erlang, nodes, []),
+ Nodes =:= lists:sort([N | LNs])
+ end, Nodes)
+ end).
+
+get_known(Node) ->
+ case catch gen_server:call({global_name_server,Node}, get_known) of
+ {'EXIT', _} ->
+ [list, without, nodenames];
+ Known ->
+ lists:sort([Node | Known])
+ end.
+
+%% Copied from erl_distribution_SUITE.erl:
+start_node(Name, Param) ->
+ ?t:start_node(Name, slave, [{args, Param}]).
+
+stop_node(Node) ->
+ ?t:stop_node(Node).
+
+%from(H, [H | T]) -> T;
+%from(H, [_ | T]) -> from(H, T);
+%from(_H, []) -> [].
+
+
+%% Check for NFS cache size, this is called from init_per_testcase() and
+%% makes different tests run depending on the size of the NFS cache on
+%% VxWorks. Possibly this could be adopted to Windows too, but we seldom use
+%% NFS when testing on windows, so I can find better things to do.
+%% The port program used simply reads the nfsCacheSize variable on the board.
+%% If the board is configured without NFS, the port program will fail to load
+%% and this will return 0, which may or may not be the wrong thing to do.
+
+check_nfs(Config) ->
+ case (catch check_cache(Config)) of
+ N when is_integer(N) ->
+ N;
+ _ ->
+ 0
+ end.
+
+check_cache(Config) ->
+ ?line Check = filename:join(?datadir(Config), "nfs_check"),
+ ?line P = open_port({spawn, Check}, [{line,100}, eof]),
+ ?line Size = receive
+ {P,{data,{eol,S}}} ->
+ list_to_integer(S)
+ after 1000 ->
+ erlang:display(got_timeout),
+ exit(timeout)
+ end,
+ ?line receive
+ {P, eof} ->
+ ok
+ end,
+ ?line P ! {self(), close},
+ ?line receive
+ {P, closed} -> ok
+ end,
+ Size.
+
+skip_expand([]) ->
+ [];
+skip_expand([Case | T]) ->
+ case (catch apply(?MODULE, Case, [suite])) of
+ {'EXIT', _} ->
+ [Case | skip_expand(T)];
+ [] ->
+ [Case | skip_expand(T)];
+ Res ->
+ skip_expand(Res) ++ skip_expand(T)
+ end.
+
+
+skip_list(Config) ->
+ case check_nfs(Config) of
+ 0 ->
+ skip_expand(?SKIP_NO_CACHE);
+ _ ->
+ skip_expand(?SKIP_LARGE_CACHE)
+ end.
+
+should_skip(Test,Config) ->
+ case os:type() of
+ vxworks ->
+ lists:member(Test, skip_list(Config));
+ _ ->
+ false
+ end.
+
+%%-----------------------------------------------------------------
+%% The error_logger handler used.
+%% (Copied from stdlib/test/proc_lib_SUITE.erl.)
+%%-----------------------------------------------------------------
+init(Tester) ->
+ {ok, Tester}.
+
+handle_event({error_report, _GL, {Pid, crash_report, Report}}, Tester) ->
+ Tester ! {crash_report, Pid, Report},
+ {ok, Tester};
+handle_event(_Event, State) ->
+ {ok, State}.
+
+handle_info(_, State) ->
+ {ok, State}.
+
+handle_call(_Query, State) -> {ok, {error, bad_query}, State}.
+
+terminate(_Reason, State) ->
+ State.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-08 12:33:16 +0000