diff options
Diffstat (limited to 'lib/observer/src/ttb.erl')
| -rw-r--r-- | lib/observer/src/ttb.erl | 69 |
1 files changed, 50 insertions, 19 deletions
diff --git a/lib/observer/src/ttb.erl b/lib/observer/src/ttb.erl index 09b0bc6710..940fdc9818 100644 --- a/lib/observer/src/ttb.erl +++ b/lib/observer/src/ttb.erl @@ -635,7 +635,7 @@ stop(Opts) when is_list(Opts) -> ok; {_, {stopped, _}} -> %% Printout moved out of the ttb loop to avoid occasional deadlock - io:format("Stored logs in ~s~n", [element(2, Result)]); + io:format("Stored logs in ~ts~n", [element(2, Result)]); {_, _} -> ok end, @@ -792,7 +792,7 @@ do_stop({FetchOrFormat, UserDir}, Sender, NodeInfo, SessionInfo) -> write_config(?last_config, all), Localhost = host(node()), Dir = get_fetch_dir(UserDir, proplists:get_value(logfile, SessionInfo)), - file:make_dir(Dir), + ok = filelib:ensure_dir(filename:join(Dir,"*")), %% The nodes are traversed twice here because %% the meta tracing in observer_backend must be %% stopped before dbg is stopped, and dbg must @@ -900,21 +900,29 @@ fetch_report(Localhost, Dir, Node, MetaFile) -> fetch(Localhost,Dir,Node,MetaFile) -> case (host(Node) == Localhost) orelse is_local(MetaFile) of - true -> % same host, just move the files + true -> % same host, just move the files Files = get_filenames(Node,MetaFile), lists:foreach( - fun(File0) -> - Dest = filename:join(Dir,filename:basename(File0)), - file:rename(File0, Dest) - end, - Files); + fun(File0) -> + Dest = filename:join(Dir,filename:basename(File0)), + file:rename(File0, Dest) + end, + Files); false -> {ok, LSock} = gen_tcp:listen(0, [binary,{packet,2},{active,false}]), {ok,Port} = inet:port(LSock), - rpc:cast(Node,observer_backend,ttb_fetch, - [MetaFile,{Port,Localhost}]), + Enc = file:native_name_encoding(), + Args = + case rpc:call(Node,erlang,function_exported, + [observer_backend,ttb_fetch,3]) of + true -> + [MetaFile,{Port,Localhost},Enc]; + false -> + [MetaFile,{Port,Localhost}] + end, + rpc:cast(Node,observer_backend,ttb_fetch,Args), {ok, Sock} = gen_tcp:accept(LSock), - receive_files(Dir,Sock,undefined), + receive_files(Dir,Sock,undefined,Enc), ok = gen_tcp:close(LSock), ok = gen_tcp:close(Sock) end. @@ -929,25 +937,48 @@ get_filenames(_N, {local,F,_}) -> get_filenames(N, F) -> rpc:call(N, observer_backend,ttb_get_filenames,[F]). -receive_files(Dir,Sock,Fd) -> +receive_files(Dir,Sock,Fd,Enc) -> case gen_tcp:recv(Sock, 0) of {ok, <<0,Bin/binary>>} -> file:write(Fd,Bin), - receive_files(Dir,Sock,Fd); - {ok, <<1,Bin/binary>>} -> - File0 = binary_to_list(Bin), + receive_files(Dir,Sock,Fd,Enc); + {ok, <<Code,Bin/binary>>} when Code==1; Code==2; Code==3 -> + File0 = decode_filename(Code,Bin,Enc), File = filename:join(Dir,File0), {ok,Fd1} = file:open(File,[raw,write]), - receive_files(Dir,Sock,Fd1); + receive_files(Dir,Sock,Fd1,Enc); {error, closed} -> ok = file:close(Fd) end. +decode_filename(1,Bin,_Enc) -> + %% Old version of observer_backend - filename encoded with + %% list_to_binary + binary_to_list(Bin); +decode_filename(2,Bin,Enc) -> + %% Successfully encoded filename with correct encoding + unicode:characters_to_list(Bin,Enc); +decode_filename(3,Bin,latin1) -> + %% Filename encoded with faulty encoding. This has to be utf8 + %% remote and latin1 here, and the filename actually containing + %% characters outside the latin1 range. So making an escaped + %% variant of the filename and warning about it. + File0 = unicode:characters_to_list(Bin,utf8), + File = [ case X of + High when High > 255 -> + ["\\\\x{",erlang:integer_to_list(X, 16),$}]; + Low -> + Low + end || X <- File0 ], + io:format("Warning: fetching file with faulty filename encoding ~ts~n" + "Will be written as ~ts~n", + [File0,File]), + File. + host(Node) -> [_name,Host] = string:tokens(atom_to_list(Node),"@"), Host. - wait_for_fetch([]) -> ok; wait_for_fetch(Nodes) -> @@ -1087,7 +1118,7 @@ read_traci(File) -> {ok,B} -> interpret_binary(B,dict:new(),[]); _ -> - io:format("Warning: no meta data file: ~s~n",[MetaFile]), + io:format("Warning: no meta data file: ~ts~n",[MetaFile]), {dict:new(),[]} end. @@ -1303,7 +1334,7 @@ get_term(B) -> end. display_warning(Item,Warning) -> - io:format("Warning: {~w,~w}~n",[Warning,Item]). + io:format("Warning: {~tw,~tw}~n",[Warning,Item]). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |