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-rw-r--r--lib/kernel/doc/src/disk_log.xml6
-rw-r--r--lib/kernel/doc/src/kernel_app.xml23
-rw-r--r--lib/kernel/src/Makefile1
-rw-r--r--lib/kernel/src/disk_log.erl5
-rw-r--r--lib/kernel/src/disk_log.hrl4
-rw-r--r--lib/kernel/src/disk_log_1.erl28
-rw-r--r--lib/kernel/src/group.erl3
-rw-r--r--lib/kernel/src/group_history.erl341
-rw-r--r--lib/kernel/src/kernel.app.src1
-rw-r--r--lib/kernel/test/disk_log_SUITE.erl17
10 files changed, 418 insertions, 11 deletions
diff --git a/lib/kernel/doc/src/disk_log.xml b/lib/kernel/doc/src/disk_log.xml
index aebeacee28..570d3ef9bd 100644
--- a/lib/kernel/doc/src/disk_log.xml
+++ b/lib/kernel/doc/src/disk_log.xml
@@ -968,6 +968,12 @@
<c>read_write</c>.
</p>
</item>
+ <tag><c>{quiet, Boolean}</c></tag>
+ <item>
+ <p>Specifies if messages will be sent to
+ <c>error_logger</c> on recoverable errors with
+ the log files. Defaults to <c>true</c>.</p>
+ </item>
</taglist>
<p><c>open/1</c> returns <c>{ok, <anno>Log</anno>}</c> if the
log file is successfully opened. If the file is
diff --git a/lib/kernel/doc/src/kernel_app.xml b/lib/kernel/doc/src/kernel_app.xml
index 28af155493..9fccb4c7ac 100644
--- a/lib/kernel/doc/src/kernel_app.xml
+++ b/lib/kernel/doc/src/kernel_app.xml
@@ -419,6 +419,29 @@ MaxT = TickTime + TickTime / 4</code>
using this service.</p>
<p>Defaults to <c>false</c>.</p>
</item>
+ <tag><c>shell_history = enabled | disabled </c></tag>
+ <item>
+ <p>Specifies whether shell history should be logged to disk
+ between usages of <c>erl</c>.</p>
+ </item>
+ <tag><c>shell_history_drop = [string()]</c></tag>
+ <item>
+ <p>Specific log lines that should not be persisted. For
+ example <c>["q().", "init:stop()."]</c> will allow to
+ ignore commands that shut the node down. Defaults to
+ <c>[]</c>.</p>
+ </item>
+ <tag><c>shell_history_file_bytes = integer()</c></tag>
+ <item>
+ <p>how many bytes the shell should remember. By default, the
+ value is set to 512kb, and the minimal value is 50kb.</p>
+ </item>
+ <tag><c>shell_history_path = string()</c></tag>
+ <item>
+ <p>Specifies where the shell history files will be stored.
+ defaults to the user's cache directory as returned by
+ <c>filename:basedir(user_cache, "erlang-history")</c>.</p>
+ </item>
<tag><c>shutdown_func = {Mod, Func}</c></tag>
<item>
<p>Where:</p>
diff --git a/lib/kernel/src/Makefile b/lib/kernel/src/Makefile
index 2a89faaf13..78aa6192a9 100644
--- a/lib/kernel/src/Makefile
+++ b/lib/kernel/src/Makefile
@@ -85,6 +85,7 @@ MODULES = \
global_group \
global_search \
group \
+ group_history \
heart \
hipe_unified_loader \
inet \
diff --git a/lib/kernel/src/disk_log.erl b/lib/kernel/src/disk_log.erl
index 50a20c918c..70cbf1c87c 100644
--- a/lib/kernel/src/disk_log.erl
+++ b/lib/kernel/src/disk_log.erl
@@ -638,6 +638,8 @@ check_arg([{mode, read_only}|Tail], Res) ->
check_arg(Tail, Res#arg{mode = read_only});
check_arg([{mode, read_write}|Tail], Res) ->
check_arg(Tail, Res#arg{mode = read_write});
+check_arg([{quiet, Boolean}|Tail], Res) when is_boolean(Boolean) ->
+ check_arg(Tail, Res#arg{quiet = Boolean});
check_arg(Arg, _) ->
{error, {badarg, Arg}}.
@@ -1276,7 +1278,8 @@ compare_arg(_Attr, _Val, _A) ->
do_open(A) ->
#arg{type = Type, format = Format, name = Name, head = Head0,
file = FName, repair = Repair, size = Size, mode = Mode,
- version = V} = A,
+ quiet = Quiet, version = V} = A,
+ disk_log_1:set_quiet(Quiet),
Head = mk_head(Head0, Format),
case do_open2(Type, Format, Name, FName, Repair, Size, Mode, Head, V) of
{ok, Ret, Extra, FormatType, NoItems} ->
diff --git a/lib/kernel/src/disk_log.hrl b/lib/kernel/src/disk_log.hrl
index c9fda8bef5..a362881f40 100644
--- a/lib/kernel/src/disk_log.hrl
+++ b/lib/kernel/src/disk_log.hrl
@@ -69,13 +69,14 @@
| {file, FileName :: file:filename()}
| {linkto, LinkTo :: none | pid()}
| {repair, Repair :: true | false | truncate}
- | {type, Type :: dlog_type}
+ | {type, Type :: dlog_type()}
| {format, Format :: dlog_format()}
| {size, Size :: dlog_size()}
| {distributed, Nodes :: [node()]}
| {notify, boolean()}
| {head, Head :: dlog_head_opt()}
| {head_func, MFA :: {atom(), atom(), list()}}
+ | {quiet, boolean()}
| {mode, Mode :: dlog_mode()}.
-type dlog_options() :: [dlog_option()].
-type dlog_repair() :: 'truncate' | boolean().
@@ -102,6 +103,7 @@
head = none,
mode = read_write :: dlog_mode(),
notify = false :: boolean(),
+ quiet = false :: boolean(),
options = [] :: dlog_options()}).
-record(cache, %% Cache for logged terms (per file descriptor).
diff --git a/lib/kernel/src/disk_log_1.erl b/lib/kernel/src/disk_log_1.erl
index d83c30f35f..10c22e1ad6 100644
--- a/lib/kernel/src/disk_log_1.erl
+++ b/lib/kernel/src/disk_log_1.erl
@@ -37,6 +37,7 @@
-export([get_wrap_size/1]).
-export([is_head/1]).
-export([position/3, truncate_at/3, fwrite/4, fclose/2]).
+-export([set_quiet/1, is_quiet/0]).
-compile({inline,[{scan_f2,7}]}).
@@ -500,7 +501,10 @@ lh(H, _F) -> % cannot happen
repair(In, File) ->
FSz = file_size(File),
- error_logger:info_msg("disk_log: repairing ~tp ...\n", [File]),
+ case is_quiet() of
+ true -> ok;
+ _ -> error_logger:info_msg("disk_log: repairing ~tp ...\n", [File])
+ end,
Tmp = add_ext(File, "TMP"),
{ok, {_Alloc, Out, {0, _}, _FileSize}} = new_int_file(Tmp, none),
scan_f_read(<<>>, In, Out, File, FSz, Tmp, ?MAX_CHUNK_SIZE, 0, 0).
@@ -769,8 +773,11 @@ mf_int_chunk(Handle, {FileNo, Pos}, Bin, N) ->
NFileNo = inc(FileNo, Handle#handle.maxF),
case catch int_open(FName, true, read_only, any) of
{error, _Reason} ->
- error_logger:info_msg("disk_log: chunk error. File ~tp missing.\n\n",
- [FName]),
+ case is_quiet() of
+ true -> ok;
+ _ -> error_logger:info_msg("disk_log: chunk error. File ~tp missing.\n\n",
+ [FName])
+ end,
mf_int_chunk(Handle, {NFileNo, 0}, [], N);
{ok, {_Alloc, FdC, _HeadSize, _FileSize}} ->
case chunk(FdC, FName, Pos, Bin, N) of
@@ -797,9 +804,12 @@ mf_int_chunk_read_only(Handle, {FileNo, Pos}, Bin, N) ->
NFileNo = inc(FileNo, Handle#handle.maxF),
case catch int_open(FName, true, read_only, any) of
{error, _Reason} ->
- error_logger:info_msg("disk_log: chunk error. File ~tp missing.\n\n",
- [FName]),
- mf_int_chunk_read_only(Handle, {NFileNo, 0}, [], N);
+ case is_quiet() of
+ true -> ok;
+ _ -> error_logger:info_msg("disk_log: chunk error. File ~tp missing.\n\n",
+ [FName])
+ end,
+ mf_int_chunk_read_only(Handle, {NFileNo, 0}, [], N);
{ok, {_Alloc, FdC, _HeadSize, _FileSize}} ->
case do_chunk_read_only(FdC, FName, Pos, Bin, N) of
{NewFdC, eof} ->
@@ -1549,6 +1559,12 @@ fclose(#cache{fd = Fd, c = C}, FileName) ->
_ = write_cache_close(Fd, FileName, C),
file:close(Fd).
+set_quiet(Bool) ->
+ put(quiet, Bool).
+
+is_quiet() ->
+ get(quiet) =:= true.
+
%% -> {Reply, #cache{}}; Reply = ok | Error
write_cache(Fd, _FileName, []) ->
{ok, #cache{fd = Fd}};
diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl
index b5e73117dd..0eeaaad8d2 100644
--- a/lib/kernel/src/group.erl
+++ b/lib/kernel/src/group.erl
@@ -33,7 +33,7 @@ start(Drv, Shell, Options) ->
server(Drv, Shell, Options) ->
process_flag(trap_exit, true),
edlin:init(),
- put(line_buffer, proplists:get_value(line_buffer, Options, [])),
+ put(line_buffer, proplists:get_value(line_buffer, Options, group_history:load())),
put(read_mode, list),
put(user_drv, Drv),
put(expand_fun,
@@ -783,6 +783,7 @@ save_line_buffer("\n", Lines) ->
save_line_buffer(Line, [Line|_Lines]=Lines) ->
save_line_buffer(Lines);
save_line_buffer(Line, Lines) ->
+ group_history:add(Line),
save_line_buffer([Line|Lines]).
save_line_buffer(Lines) ->
diff --git a/lib/kernel/src/group_history.erl b/lib/kernel/src/group_history.erl
new file mode 100644
index 0000000000..5ca5e2d1dd
--- /dev/null
+++ b/lib/kernel/src/group_history.erl
@@ -0,0 +1,341 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2017. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(group_history).
+-export([load/0, add/1]).
+
+%% Make a minimal size that should encompass set of lines and then make
+%% a file rotation for N files of this size.
+-define(DEFAULT_HISTORY_FILE, "erlang-shell-log").
+-define(MAX_HISTORY_FILES, 10).
+-define(DEFAULT_SIZE, 1024*512). % 512 kb total default
+-define(DEFAULT_STATUS, disabled).
+-define(MIN_HISTORY_SIZE, (50*1024)). % 50 kb, in bytes
+-define(DEFAULT_DROP, []).
+-define(DISK_LOG_FORMAT, internal). % since we want repairs
+-define(LOG_NAME, '$#group_history').
+-define(VSN, {0,1,0}).
+
+%%%%%%%%%%%%%%
+%%% PUBLIC %%%
+%%%%%%%%%%%%%%
+
+%% @doc Loads the shell history from memory. This function should only be
+%% called from group:server/3 to inject itself in the previous commands
+%% stack.
+-spec load() -> [string()].
+load() ->
+ wait_for_kernel_safe_sup(),
+ case history_status() of
+ enabled ->
+ case open_log() of
+ {ok, ?LOG_NAME} ->
+ read_full_log(?LOG_NAME);
+ {repaired, ?LOG_NAME, {recovered, Good}, {badbytes, Bad}} ->
+ report_repairs(?LOG_NAME, Good, Bad),
+ read_full_log(?LOG_NAME);
+ {error, {need_repair, _FileName}} ->
+ repair_log(?LOG_NAME);
+ {error, {arg_mismatch, repair, true, false}} ->
+ repair_log(?LOG_NAME);
+ {error, {name_already_open, _}} ->
+ show_rename_warning(),
+ read_full_log(?LOG_NAME);
+ {error, {size_mismatch, Current, New}} ->
+ show_size_warning(Current, New),
+ resize_log(?LOG_NAME, Current, New),
+ load();
+ {error, {invalid_header, {vsn, Version}}} ->
+ upgrade_version(?LOG_NAME, Version),
+ load();
+ {error, Reason} ->
+ handle_open_error(Reason),
+ disable_history(),
+ []
+ end;
+ _ ->
+ []
+ end.
+
+%% @doc adds a log line to the erlang history log, if configured to do so.
+-spec add(iodata()) -> ok.
+add(Line) -> add(Line, history_status()).
+
+add(Line, enabled) ->
+ case lists:member(Line, to_drop()) of
+ false ->
+ case disk_log:log(?LOG_NAME, Line) of
+ ok ->
+ ok;
+ {error, no_such_log} ->
+ _ = open_log(), % a wild attempt we hope works!
+ disk_log:log(?LOG_NAME, Line);
+ {error, _Other} ->
+ % just ignore, we're too late
+ ok
+ end;
+ true ->
+ ok
+ end;
+add(_Line, disabled) ->
+ ok.
+
+%%%%%%%%%%%%%%%
+%%% PRIVATE %%%
+%%%%%%%%%%%%%%%
+
+%% Because loading the shell happens really damn early, processes we depend on
+%% might not be there yet. Luckily, the load function is called from the shell
+%% after a new process has been spawned, so we can block in here
+wait_for_kernel_safe_sup() ->
+ case whereis(kernel_safe_sup) of
+ undefined ->
+ timer:sleep(50),
+ wait_for_kernel_safe_sup();
+ _ ->
+ ok
+ end.
+
+%% Repair the log out of band
+repair_log(Name) ->
+ Opts = lists:keydelete(size, 1, log_options()),
+ case disk_log:open(Opts) of
+ {repaired, ?LOG_NAME, {recovered, Good}, {badbytes, Bad}} ->
+ report_repairs(?LOG_NAME, Good, Bad);
+ _ ->
+ ok
+ end,
+ _ = disk_log:close(Name),
+ load().
+
+%% Return whether the shell history is enabled or not
+-spec history_status() -> enabled | disabled.
+history_status() ->
+ case is_user() orelse application:get_env(kernel, shell_history) of
+ true -> disabled; % don't run for user proc
+ {ok, enabled} -> enabled;
+ undefined -> ?DEFAULT_STATUS;
+ _ -> disabled
+ end.
+
+%% Return whether the user process is running this
+-spec is_user() -> boolean().
+is_user() ->
+ case process_info(self(), registered_name) of
+ {registered_name, user} -> true;
+ _ -> false
+ end.
+
+%% Open a disk_log file while ensuring the required path is there.
+open_log() ->
+ Opts = log_options(),
+ _ = ensure_path(Opts),
+ disk_log:open(Opts).
+
+%% Return logger options
+log_options() ->
+ Path = find_path(),
+ File = filename:join([Path, ?DEFAULT_HISTORY_FILE]),
+ Size = find_wrap_values(),
+ [{name, ?LOG_NAME},
+ {file, File},
+ {repair, true},
+ {format, internal},
+ {type, wrap},
+ {size, Size},
+ {distributed, []},
+ {notify, false},
+ {head, {vsn, ?VSN}},
+ {quiet, true},
+ {mode, read_write}].
+
+-spec ensure_path([{file, string()} | {atom(), _}, ...]) -> ok | {error, term()}.
+ensure_path(Opts) ->
+ {file, Path} = lists:keyfind(file, 1, Opts),
+ filelib:ensure_dir(Path).
+
+%% @private read the logs from an already open file. Treat closed files
+%% as wrong and returns an empty list to avoid crash loops in the shell.
+-spec read_full_log(term()) -> [string()].
+read_full_log(Name) ->
+ case disk_log:chunk(Name, start) of
+ {error, no_such_log} ->
+ show_unexpected_close_warning(),
+ [];
+ eof ->
+ [];
+ {Cont, Logs} ->
+ lists:reverse(maybe_drop_header(Logs) ++ read_full_log(Name, Cont))
+ end.
+
+read_full_log(Name, Cont) ->
+ case disk_log:chunk(Name, Cont) of
+ {error, no_such_log} ->
+ show_unexpected_close_warning(),
+ [];
+ eof ->
+ [];
+ {NextCont, Logs} ->
+ maybe_drop_header(Logs) ++ read_full_log(Name, NextCont)
+ end.
+
+maybe_drop_header([{vsn, _} | Rest]) -> Rest;
+maybe_drop_header(Logs) -> Logs.
+
+-spec handle_open_error(_) -> ok.
+handle_open_error({arg_mismatch, OptName, CurrentVal, NewVal}) ->
+ show('$#erlang-history-arg-mismatch',
+ "Log file argument ~p changed value from ~p to ~p "
+ "and cannot be automatically updated. Please clear the "
+ "history files and try again.~n",
+ [OptName, CurrentVal, NewVal]);
+handle_open_error({not_a_log_file, FileName}) ->
+ show_invalid_file_warning(FileName);
+handle_open_error({invalid_index_file, FileName}) ->
+ show_invalid_file_warning(FileName);
+handle_open_error({invalid_header, Term}) ->
+ show('$#erlang-history-invalid-header',
+ "Shell history expects to be able to use the log files "
+ "which currently have unknown headers (~p) and may belong to "
+ "another mechanism. History logging will be "
+ "disabled.~n",
+ [Term]);
+handle_open_error({file_error, FileName, Reason}) ->
+ show('$#erlang-history-file-error',
+ "Error handling File ~s. Reason: ~p~n"
+ "History logging will be disabled.~n",
+ [FileName, Reason]);
+handle_open_error(Err) ->
+ show_unexpected_warning({disk_log, open, 1}, Err).
+
+find_wrap_values() ->
+ ConfSize = case application:get_env(kernel, shell_history_file_bytes) of
+ undefined -> ?DEFAULT_SIZE;
+ {ok, S} -> S
+ end,
+ SizePerFile = max(?MIN_HISTORY_SIZE, ConfSize div ?MAX_HISTORY_FILES),
+ FileCount = if SizePerFile > ?MIN_HISTORY_SIZE ->
+ ?MAX_HISTORY_FILES
+ ; SizePerFile =< ?MIN_HISTORY_SIZE ->
+ max(1, ConfSize div SizePerFile)
+ end,
+ {SizePerFile, FileCount}.
+
+report_repairs(_, _, 0) ->
+ %% just a regular close repair
+ ok;
+report_repairs(_, Good, Bad) ->
+ show('$#erlang-history-report-repairs',
+ "The shell history log file was corrupted and was repaired. "
+ "~p bytes were recovered and ~p were lost.~n", [Good, Bad]).
+
+resize_log(Name, _OldSize, NewSize) ->
+ show('$#erlang-history-resize-attempt',
+ "Attempting to resize the log history file to ~p...", [NewSize]),
+ Opts = lists:keydelete(size, 1, log_options()),
+ _ = case disk_log:open(Opts) of
+ {error, {need_repair, _}} ->
+ _ = repair_log(Name),
+ disk_log:open(Opts);
+ _ ->
+ ok
+ end,
+ case disk_log:change_size(Name, NewSize) of
+ ok ->
+ show('$#erlang-history-resize-result',
+ "ok~n", []);
+ {error, {new_size_too_small, _}} ->
+ show('$#erlang-history-resize-result',
+ "failed (new size is too small)~n", []),
+ disable_history();
+ {error, Reason} ->
+ show('$#erlang-history-resize-result',
+ "failed (~p)~n", [Reason]),
+ disable_history()
+ end.
+
+upgrade_version(_Name, Unsupported) ->
+ %% We only know of one version and can't support a newer one
+ show('$#erlang-history-upgrade',
+ "The version for the shell logs found on disk (~p) is "
+ "not supported by the current version (~p)~n",
+ [Unsupported, ?VSN]),
+ disable_history().
+
+disable_history() ->
+ show('$#erlang-history-disable', "Disabling shell history logging.~n", []),
+ application:set_env(kernel, shell_history, force_disabled).
+
+find_path() ->
+ case application:get_env(kernel, shell_history_path) of
+ undefined -> filename:basedir(user_cache, "erlang-history");
+ {ok, Path} -> Path
+ end.
+
+to_drop() ->
+ case application:get_env(kernel, shell_history_drop) of
+ undefined ->
+ application:set_env(kernel, shell_history_drop, ?DEFAULT_DROP),
+ ?DEFAULT_DROP;
+ {ok, V} when is_list(V) -> [Ln++"\n" || Ln <- V];
+ {ok, _} -> ?DEFAULT_DROP
+ end.
+
+%%%%%%%%%%%%%%%%%%%%%%%%
+%%% Output functions %%%
+%%%%%%%%%%%%%%%%%%%%%%%%
+show_rename_warning() ->
+ show('$#erlang-history-rename-warn',
+ "A history file with a different path has already "
+ "been started for the shell of this node. The old "
+ "name will keep being used for this session.~n",
+ []).
+
+show_invalid_file_warning(FileName) ->
+ show('$#erlang-history-invalid-file',
+ "Shell history expects to be able to use the file ~s "
+ "which currently exists and is not a file usable for "
+ "history logging purposes. History logging will be "
+ "disabled.~n", [FileName]).
+
+show_unexpected_warning({M,F,A}, Term) ->
+ show('$#erlang-history-unexpected-return',
+ "unexpected return value from ~p:~p/~p: ~p~n"
+ "shell history will be disabled for this session.~n",
+ [M,F,A,Term]).
+
+show_unexpected_close_warning() ->
+ show('$#erlang-history-unexpected-close',
+ "The shell log file has mysteriousy closed. Ignoring "
+ "currently unread history.~n", []).
+
+show_size_warning(_Current, _New) ->
+ show('$#erlang-history-size',
+ "The configured log history file size is different from "
+ "the size of the log file on disk.~n", []).
+
+show(Key, Format, Args) ->
+ case get(Key) of
+ undefined ->
+ io:format(standard_error, Format, Args),
+ put(Key, true),
+ ok;
+ true ->
+ ok
+ end.
diff --git a/lib/kernel/src/kernel.app.src b/lib/kernel/src/kernel.app.src
index 25e4ddd95c..1128ee3ec5 100644
--- a/lib/kernel/src/kernel.app.src
+++ b/lib/kernel/src/kernel.app.src
@@ -44,6 +44,7 @@
global_group,
global_search,
group,
+ group_history,
heart,
hipe_unified_loader,
inet6_tcp,
diff --git a/lib/kernel/test/disk_log_SUITE.erl b/lib/kernel/test/disk_log_SUITE.erl
index 069df5a11d..2b11a0381f 100644
--- a/lib/kernel/test/disk_log_SUITE.erl
+++ b/lib/kernel/test/disk_log_SUITE.erl
@@ -2493,6 +2493,7 @@ error_repair(Conf) when is_list(Conf) ->
del(File, No),
ok = file:del_dir(Dir),
+ error_logger:add_report_handler(?MODULE, self()),
%% repair a file
P1 = pps(),
{ok, n} = disk_log:open([{name, n}, {file, File}, {type, wrap},
@@ -2509,6 +2510,8 @@ error_repair(Conf) when is_list(Conf) ->
ok = disk_log:close(n),
true = (P1 == pps()),
del(File, No),
+ receive {info_msg, _, "disk_log: repairing" ++ _, _} -> ok
+ after 1000 -> ct:fail(failed) end,
%% yet another repair
P2 = pps(),
@@ -2525,6 +2528,8 @@ error_repair(Conf) when is_list(Conf) ->
ok = disk_log:close(n),
true = (P2 == pps()),
del(File, No),
+ receive {info_msg, _, "disk_log: repairing" ++ _, _} -> ok
+ after 1000 -> ct:fail(failed) end,
%% Repair, large term
Big = term_to_binary(lists:duplicate(66000,$a)),
@@ -2540,6 +2545,8 @@ error_repair(Conf) when is_list(Conf) ->
ok = disk_log:close(n),
Got = Big,
del(File, No),
+ receive {info_msg, _, "disk_log: repairing" ++ _, _} -> ok
+ after 1000 -> ct:fail(failed) end,
%% A term a little smaller than a chunk, then big terms.
BigSmall = mk_bytes(1024*64-8-12),
@@ -2560,6 +2567,8 @@ error_repair(Conf) when is_list(Conf) ->
{type, halt}, {format, internal}]),
ok = disk_log:close(n),
file:delete(File),
+ receive {info_msg, _, "disk_log: repairing" ++ _, _} -> ok
+ after 1000 -> ct:fail(failed) end,
%% The header is recovered.
{ok,n} =
@@ -2573,12 +2582,13 @@ error_repair(Conf) when is_list(Conf) ->
crash(File, 30),
{repaired,n,{recovered,3},{badbytes,15}} =
disk_log:open([{name, n}, {file, File}, {type, halt},
- {format, internal},{repair,true},
+ {format, internal},{repair,true}, {quiet, true},
{head_func, {?MODULE, head_fun, [{ok,"head"}]}}]),
["head",'of',terms] = get_all_terms(n),
ok = disk_log:close(n),
-
+ error_logger:delete_report_handler(?MODULE),
file:delete(File),
+ {messages, []} = process_info(self(), messages),
ok.
@@ -5007,6 +5017,9 @@ init(Tester) ->
handle_event({error_report, _GL, {Pid, crash_report, Report}}, Tester) ->
Tester ! {crash_report, Pid, Report},
{ok, Tester};
+handle_event({info_msg, _GL, {Pid, F,A}}, Tester) ->
+ Tester ! {info_msg, Pid, F, A},
+ {ok, Tester};
handle_event(_Event, State) ->
{ok, State}.