From 84adefa331c4159d432d22840663c38f155cd4c1 Mon Sep 17 00:00:00 2001 From: Erlang/OTP Date: Fri, 20 Nov 2009 14:54:40 +0000 Subject: The R13B03 release. --- lib/kernel/test/disk_log_SUITE.erl | 5162 ++++++++++++++++++++++++++++++++++++ 1 file changed, 5162 insertions(+) create mode 100644 lib/kernel/test/disk_log_SUITE.erl (limited to 'lib/kernel/test/disk_log_SUITE.erl') diff --git a/lib/kernel/test/disk_log_SUITE.erl b/lib/kernel/test/disk_log_SUITE.erl new file mode 100644 index 0000000000..ade9644c15 --- /dev/null +++ b/lib/kernel/test/disk_log_SUITE.erl @@ -0,0 +1,5162 @@ +%% +%% %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. -- cgit v1.2.3