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authorSiri Hansen <[email protected]>2019-02-13 16:02:16 +0100
committerSiri Hansen <[email protected]>2019-02-13 16:07:16 +0100
commit884a0706e351caf2b9c905e7dea4e1528efc0a12 (patch)
tree81ddef2bfea51c5d305b534e4f8133da70bb0ba6 /lib/kernel/test/logger_std_h_SUITE.erl
parent664d6d92f7b4d5c6b328f6e3503d372af70d74d6 (diff)
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[logger] Keep track of inode for logger_std_h log file
If the inode changes, the file is now reopened. This may happen, for instance, if the log file is opened and saved by an editor.
Diffstat (limited to 'lib/kernel/test/logger_std_h_SUITE.erl')
-rw-r--r--lib/kernel/test/logger_std_h_SUITE.erl18
1 files changed, 17 insertions, 1 deletions
diff --git a/lib/kernel/test/logger_std_h_SUITE.erl b/lib/kernel/test/logger_std_h_SUITE.erl
index 484d914ec3..b2c2c8ba67 100644
--- a/lib/kernel/test/logger_std_h_SUITE.erl
+++ b/lib/kernel/test/logger_std_h_SUITE.erl
@@ -141,7 +141,8 @@ all() ->
mem_kill_std,
restart_after,
handler_requests_under_load,
- recreate_deleted_log
+ recreate_deleted_log,
+ reopen_changed_log
].
add_remove_instance_tty(_Config) ->
@@ -1269,6 +1270,21 @@ recreate_deleted_log(Config) ->
recreate_deleted_log(cleanup, _Config) ->
ok = stop_handler(?MODULE).
+reopen_changed_log(Config) ->
+ {Log,_HConfig,_StdHConfig} =
+ start_handler(?MODULE, ?FUNCTION_NAME, Config),
+ logger:notice("first",?domain),
+ logger_std_h:filesync(?MODULE),
+ ok = file:rename(Log,Log++".old"),
+ ok = file:write_file(Log,""),
+ logger:notice("second",?domain),
+ logger_std_h:filesync(?MODULE),
+ {ok,<<"first\n">>} = file:read_file(Log++".old"),
+ {ok,<<"second\n">>} = file:read_file(Log),
+ ok.
+reopen_changed_log(cleanup, _Config) ->
+ ok = stop_handler(?MODULE).
+
%%%-----------------------------------------------------------------
%%%
send_requests(TO, Reqs = [{Mod,Func,Args,Res}|Rs]) ->