diff options
Diffstat (limited to 'lib/kernel/src')
| -rw-r--r-- | lib/kernel/src/logger_std_h.erl | 75 |
1 files changed, 43 insertions, 32 deletions
diff --git a/lib/kernel/src/logger_std_h.erl b/lib/kernel/src/logger_std_h.erl index 0669164bb6..65f5b3876e 100644 --- a/lib/kernel/src/logger_std_h.erl +++ b/lib/kernel/src/logger_std_h.erl @@ -217,17 +217,24 @@ open_log_file(HandlerName, FileInfo) -> Error -> Error end. -do_open_log_file({file,File}) -> - do_open_log_file({file,File,[raw,append,delayed_write]}); +do_open_log_file({file,FileName}) -> + do_open_log_file({file,FileName,[raw,append,delayed_write]}); -do_open_log_file({file,File,[]}) -> - do_open_log_file({file,File,[raw,append,delayed_write]}); +do_open_log_file({file,FileName,[]}) -> + do_open_log_file({file,FileName,[raw,append,delayed_write]}); -do_open_log_file({file,File,Modes}) -> +do_open_log_file({file,FileName,Modes}) -> try - case filelib:ensure_dir(File) of + case filelib:ensure_dir(FileName) of ok -> - file:open(File, Modes); + case file:open(FileName, Modes) of + {ok, Fd} -> + {ok,#file_info{inode=INode}} = + file:read_file_info(FileName), + {ok, {Fd, INode}}; + Error -> + Error + end; Error -> Error end @@ -237,7 +244,7 @@ do_open_log_file({file,File,Modes}) -> close_log_file(Std) when Std == standard_io; Std == standard_error -> ok; -close_log_file(Fd) -> +close_log_file({Fd,_}) -> _ = file:datasync(Fd), _ = file:close(Fd). @@ -296,9 +303,9 @@ file_ctrl_init(HandlerName, FileInfo, Starter) when is_tuple(FileInfo) -> process_flag(message_queue_data, off_heap), FileName = element(2, FileInfo), case do_open_log_file(FileInfo) of - {ok,Fd} -> + {ok,File} -> Starter ! {self(),ok}, - file_ctrl_loop(Fd, FileName, false, ok, ok, HandlerName); + file_ctrl_loop(File, FileName, false, ok, ok, HandlerName); {error,Reason} -> Starter ! {self(),{error,{open_failed,FileName,Reason}}} end; @@ -306,39 +313,43 @@ file_ctrl_init(HandlerName, StdDev, Starter) -> Starter ! {self(),ok}, file_ctrl_loop(StdDev, StdDev, false, ok, ok, HandlerName). -file_ctrl_loop(Fd, DevName, Synced, +file_ctrl_loop(File, DevName, Synced, PrevWriteResult, PrevSyncResult, HandlerName) -> receive %% asynchronous event {log,Bin} -> - Fd1 = ensure(Fd, DevName), - Result = write_to_dev(Fd1, Bin, DevName, PrevWriteResult, HandlerName), - file_ctrl_loop(Fd1, DevName, false, + File1 = ensure(File, DevName), + Result = write_to_dev(File1, Bin, DevName, + PrevWriteResult, HandlerName), + file_ctrl_loop(File1, DevName, false, Result, PrevSyncResult, HandlerName); %% synchronous event {{log,Bin},{From,MRef}} -> - Fd1 = ensure(Fd, DevName), - Result = write_to_dev(Fd1, Bin, DevName, PrevWriteResult, HandlerName), + File1 = ensure(File, DevName), + Result = write_to_dev(File1, Bin, DevName, + PrevWriteResult, HandlerName), From ! {MRef,ok}, - file_ctrl_loop(Fd1, DevName, false, + file_ctrl_loop(File1, DevName, false, Result, PrevSyncResult, HandlerName); filesync -> - Fd1 = ensure(Fd, DevName), - Result = sync_dev(Fd1, DevName, Synced, PrevSyncResult, HandlerName), - file_ctrl_loop(Fd1, DevName, true, + File1 = ensure(File, DevName), + Result = sync_dev(File1, DevName, Synced, + PrevSyncResult, HandlerName), + file_ctrl_loop(File1, DevName, true, PrevWriteResult, Result, HandlerName); {filesync,{From,MRef}} -> - Fd1 = ensure(Fd, DevName), - Result = sync_dev(Fd1, DevName, Synced, PrevSyncResult, HandlerName), + File1 = ensure(File, DevName), + Result = sync_dev(File1, DevName, Synced, + PrevSyncResult, HandlerName), From ! {MRef,ok}, - file_ctrl_loop(Fd1, DevName, true, + file_ctrl_loop(File1, DevName, true, PrevWriteResult, Result, HandlerName); stop -> - _ = close_log_file(Fd), + _ = close_log_file(File), stopped end. @@ -347,16 +358,16 @@ file_ctrl_loop(Fd, DevName, Synced, %% logrotate) ensure(Fd,DevName) when is_atom(DevName) -> Fd; -ensure(Fd,FileName) -> +ensure({Fd,INode},FileName) -> case file:read_file_info(FileName) of - {ok,_} -> - Fd; + {ok,#file_info{inode=INode}} -> + {Fd,INode}; _ -> _ = file:close(Fd), _ = file:close(Fd), % delayed_write cause close not to close case do_open_log_file({file,FileName}) of - {ok,Fd1} -> - Fd1; + {ok,File} -> + File; Error -> exit({could_not_reopen_file,Error}) end @@ -365,13 +376,13 @@ ensure(Fd,FileName) -> write_to_dev(DevName, Bin, _DevName, _PrevWriteResult, _HandlerName) when is_atom(DevName) -> io:put_chars(DevName, Bin); -write_to_dev(Fd, Bin, FileName, PrevWriteResult, HandlerName) -> +write_to_dev({Fd,_}, Bin, FileName, PrevWriteResult, HandlerName) -> Result = ?file_write(Fd, Bin), maybe_notify_error(write,Result,PrevWriteResult,FileName,HandlerName). -sync_dev(_Fd, _FileName, true, PrevSyncResult, _HandlerName) -> +sync_dev(_, _FileName, true, PrevSyncResult, _HandlerName) -> PrevSyncResult; -sync_dev(Fd, FileName, false, PrevSyncResult, HandlerName) -> +sync_dev({Fd,_}, FileName, false, PrevSyncResult, HandlerName) -> Result = ?file_datasync(Fd), maybe_notify_error(filesync,Result,PrevSyncResult,FileName,HandlerName). |